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| author | Tom Sepez <tsepez@chromium.org> | 2015-06-18 17:51:37 -0700 |
|---|---|---|
| committer | Tom Sepez <tsepez@chromium.org> | 2015-06-18 17:51:37 -0700 |
| commit | 6fd997b710e96e0c66d6dcd2e1c5cfd950d6accd (patch) | |
| tree | 7406f00d80a9bf9d30573fef0a6003c9940201c4 /third_party/libopenjpeg20/j2k.c | |
| parent | 25d5be60c504f3df0722caea6e7a846b8e8d9537 (diff) | |
| download | pdfium-6fd997b710e96e0c66d6dcd2e1c5cfd950d6accd.tar.xz | |
Merge to XFA: Move libopenjpeg to third_party/
Original Review URL: https://codereview.chromium.org/1185373010.
TBR=thestig@chromium.org
Review URL: https://codereview.chromium.org/1193773002.
Diffstat (limited to 'third_party/libopenjpeg20/j2k.c')
| -rw-r--r-- | third_party/libopenjpeg20/j2k.c | 10616 |
1 files changed, 10616 insertions, 0 deletions
diff --git a/third_party/libopenjpeg20/j2k.c b/third_party/libopenjpeg20/j2k.c new file mode 100644 index 0000000000..7b4bc58a6c --- /dev/null +++ b/third_party/libopenjpeg20/j2k.c @@ -0,0 +1,10616 @@ +/* + * The copyright in this software is being made available under the 2-clauses + * BSD License, included below. This software may be subject to other third + * party and contributor rights, including patent rights, and no such rights + * are granted under this license. + * + * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium + * Copyright (c) 2002-2014, Professor Benoit Macq + * Copyright (c) 2001-2003, David Janssens + * Copyright (c) 2002-2003, Yannick Verschueren + * Copyright (c) 2003-2007, Francois-Olivier Devaux + * Copyright (c) 2003-2014, Antonin Descampe + * Copyright (c) 2005, Herve Drolon, FreeImage Team + * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr> + * Copyright (c) 2006-2007, Parvatha Elangovan + * Copyright (c) 2010-2011, Kaori Hagihara + * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France + * Copyright (c) 2012, CS Systemes d'Information, France + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include "opj_includes.h" + +/** @defgroup J2K J2K - JPEG-2000 codestream reader/writer */ +/*@{*/ + +/** @name Local static functions */ +/*@{*/ + +/** + * Sets up the procedures to do on reading header. Developpers wanting to extend the library can add their own reading procedures. + */ +static void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k); + +/** + * The read header procedure. + */ +static OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * The default encoding validation procedure without any extension. + * + * @param p_j2k the jpeg2000 codec to validate. + * @param p_stream the input stream to validate. + * @param p_manager the user event manager. + * + * @return true if the parameters are correct. + */ +static OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * The default decoding validation procedure without any extension. + * + * @param p_j2k the jpeg2000 codec to validate. + * @param p_stream the input stream to validate. + * @param p_manager the user event manager. + * + * @return true if the parameters are correct. + */ +static OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters + * are valid. Developpers wanting to extend the library can add their own validation procedures. + */ +static void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k); + +/** + * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters + * are valid. Developpers wanting to extend the library can add their own validation procedures. + */ +static void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k); + +/** + * Sets up the validation ,i.e. adds the procedures to lauch to make sure the codec parameters + * are valid. Developpers wanting to extend the library can add their own validation procedures. + */ +static void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k); + +/** + * The mct encoding validation procedure. + * + * @param p_j2k the jpeg2000 codec to validate. + * @param p_stream the input stream to validate. + * @param p_manager the user event manager. + * + * @return true if the parameters are correct. + */ +static OPJ_BOOL opj_j2k_mct_validation (opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Builds the tcd decoder to use to decode tile. + */ +static OPJ_BOOL opj_j2k_build_decoder ( opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); +/** + * Builds the tcd encoder to use to encode tile. + */ +static OPJ_BOOL opj_j2k_build_encoder ( opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Creates a tile-coder decoder. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Excutes the given procedures on the given codec. + * + * @param p_procedure_list the list of procedures to execute + * @param p_j2k the jpeg2000 codec to execute the procedures on. + * @param p_stream the stream to execute the procedures on. + * @param p_manager the user manager. + * + * @return true if all the procedures were successfully executed. + */ +static OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k, + opj_procedure_list_t * p_procedure_list, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +/** + * Updates the rates of the tcp. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Copies the decoding tile parameters onto all the tile parameters. + * Creates also the tile decoder. + */ +static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Destroys the memory associated with the decoding of headers. + */ +static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads the lookup table containing all the marker, status and action, and returns the handler associated + * with the marker value. + * @param p_id Marker value to look up + * + * @return the handler associated with the id. +*/ +static const struct opj_dec_memory_marker_handler * opj_j2k_get_marker_handler (OPJ_UINT32 p_id); + +/** + * Destroys a tile coding parameter structure. + * + * @param p_tcp the tile coding parameter to destroy. + */ +static void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp); + +/** + * Destroys the data inside a tile coding parameter structure. + * + * @param p_tcp the tile coding parameter which contain data to destroy. + */ +static void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp); + +/** + * Destroys a coding parameter structure. + * + * @param p_cp the coding parameter to destroy. + */ +static void opj_j2k_cp_destroy (opj_cp_t *p_cp); + +/** + * Writes a SPCod or SPCoc element, i.e. the coding style of a given component of a tile. + * + * @param p_j2k J2K codec. + * @param p_tile_no FIXME DOC + * @param p_comp_no the component number to output. + * @param p_data FIXME DOC + * @param p_header_size FIXME DOC + * @param p_manager the user event manager. + * + * @return FIXME DOC +*/ +static OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager ); + +/** + * Gets the size taken by writing a SPCod or SPCoc for the given tile and component. + * + * @param p_j2k the J2K codec. + * @param p_tile_no the tile index. + * @param p_comp_no the component being outputted. + * + * @return the number of bytes taken by the SPCod element. + */ +static OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size (opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no ); + +/** + * Reads a SPCod or SPCoc element, i.e. the coding style of a given component of a tile. + * @param p_j2k the jpeg2000 codec. + * @param compno FIXME DOC + * @param p_header_data the data contained in the COM box. + * @param p_header_size the size of the data contained in the COM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k, + OPJ_UINT32 compno, + OPJ_BYTE * p_header_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager ); + +/** + * Gets the size taken by writing SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC. + * + * @param p_tile_no the tile index. + * @param p_comp_no the component being outputted. + * @param p_j2k the J2K codec. + * + * @return the number of bytes taken by the SPCod element. + */ +static OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no ); + +/** + * Writes a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC. + * + * @param p_tile_no the tile to output. + * @param p_comp_no the component number to output. + * @param p_data the data buffer. + * @param p_header_size pointer to the size of the data buffer, it is changed by the function. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. + * +*/ +static OPJ_BOOL opj_j2k_write_SQcd_SQcc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Updates the Tile Length Marker. + */ +static void opj_j2k_update_tlm ( opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size); + +/** + * Reads a SQcd or SQcc element, i.e. the quantization values of a band in the QCD or QCC. + * + * @param p_j2k J2K codec. + * @param compno the component number to output. + * @param p_header_data the data buffer. + * @param p_header_size pointer to the size of the data buffer, it is changed by the function. + * @param p_manager the user event manager. + * +*/ +static OPJ_BOOL opj_j2k_read_SQcd_SQcc( opj_j2k_t *p_j2k, + OPJ_UINT32 compno, + OPJ_BYTE * p_header_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager ); + +/** + * Copies the tile component parameters of all the component from the first tile component. + * + * @param p_j2k the J2k codec. + */ +static void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k ); + +/** + * Copies the tile quantization parameters of all the component from the first tile component. + * + * @param p_j2k the J2k codec. + */ +static void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k ); + +/** + * Reads the tiles. + */ +static OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager); + +static OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k, + OPJ_UINT32 p_tile_index, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +static OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image); + +static void opj_get_tile_dimensions(opj_image_t * l_image, + opj_tcd_tilecomp_t * l_tilec, + opj_image_comp_t * l_img_comp, + OPJ_UINT32* l_size_comp, + OPJ_UINT32* l_width, + OPJ_UINT32* l_height, + OPJ_UINT32* l_offset_x, + OPJ_UINT32* l_offset_y, + OPJ_UINT32* l_image_width, + OPJ_UINT32* l_stride, + OPJ_UINT32* l_tile_offset); + +static void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data); + +static OPJ_BOOL opj_j2k_post_write_tile (opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Sets up the procedures to do on writing header. + * Developers wanting to extend the library can add their own writing procedures. + */ +static void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k); + +static OPJ_BOOL opj_j2k_write_first_tile_part( opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 p_total_data_size, + opj_stream_private_t *p_stream, + struct opj_event_mgr * p_manager ); + +static OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 p_total_data_size, + opj_stream_private_t *p_stream, + struct opj_event_mgr * p_manager ); + +/** + * Gets the offset of the header. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_get_end_header( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +static OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k); + +/* + * ----------------------------------------------------------------------- + * ----------------------------------------------------------------------- + * ----------------------------------------------------------------------- + */ + +/** + * Writes the SOC marker (Start Of Codestream) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a SOC marker (Start of Codestream) + * @param p_j2k the jpeg2000 file codec. + * @param p_stream XXX needs data + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Writes the SIZ marker (image and tile size) + * + * @param p_j2k J2K codec. + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a SIZ marker (image and tile size) + * @param p_j2k the jpeg2000 file codec. + * @param p_header_data the data contained in the SIZ box. + * @param p_header_size the size of the data contained in the SIZ marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Writes the COM marker (comment) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a COM marker (comments) + * @param p_j2k the jpeg2000 file codec. + * @param p_header_data the data contained in the COM box. + * @param p_header_size the size of the data contained in the COM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); +/** + * Writes the COD marker (Coding style default) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a COD marker (Coding Styke defaults) + * @param p_header_data the data contained in the COD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the COD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +#if 0 +/** + * Writes the COC marker (Coding style component) + * + * @param p_j2k J2K codec. + * @param p_comp_no the index of the component to output. + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); +#endif + +#if 0 +/** + * Writes the COC marker (Coding style component) + * + * @param p_j2k J2K codec. + * @param p_comp_no the index of the component to output. + * @param p_data FIXME DOC + * @param p_data_written FIXME DOC + * @param p_manager the user event manager. +*/ +static void opj_j2k_write_coc_in_memory(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager ); +#endif + +/** + * Gets the maximum size taken by a coc. + * + * @param p_j2k the jpeg2000 codec to use. + */ +static OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k); + +/** + * Reads a COC marker (Coding Style Component) + * @param p_header_data the data contained in the COC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the COC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); + +/** + * Writes the QCD marker (quantization default) + * + * @param p_j2k J2K codec. + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a QCD marker (Quantization defaults) + * @param p_header_data the data contained in the QCD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the QCD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); +#if 0 +/** + * Writes the QCC marker (quantization component) + * + * @param p_comp_no the index of the component to output. + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); +#endif + +#if 0 +/** + * Writes the QCC marker (quantization component) + * + * @param p_j2k J2K codec. + * @param p_comp_no the index of the component to output. + * @param p_data FIXME DOC + * @param p_data_written the stream to write data to. + * @param p_manager the user event manager. +*/ +static void opj_j2k_write_qcc_in_memory(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager ); +#endif + +/** + * Gets the maximum size taken by a qcc. + */ +static OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k); + +/** + * Reads a QCC marker (Quantization component) + * @param p_header_data the data contained in the QCC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the QCC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); +/** + * Writes the POC marker (Progression Order Change) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); +/** + * Writes the POC marker (Progression Order Change) + * + * @param p_j2k J2K codec. + * @param p_data FIXME DOC + * @param p_data_written the stream to write data to. + * @param p_manager the user event manager. + */ +static void opj_j2k_write_poc_in_memory(opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager ); +/** + * Gets the maximum size taken by the writing of a POC. + */ +static OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k); + +/** + * Reads a POC marker (Progression Order Change) + * + * @param p_header_data the data contained in the POC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the POC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); + +/** + * Gets the maximum size taken by the toc headers of all the tile parts of any given tile. + */ +static OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k); + +/** + * Gets the maximum size taken by the headers of the SOT. + * + * @param p_j2k the jpeg2000 codec to use. + */ +static OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k); + +/** + * Reads a CRG marker (Component registration) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); +/** + * Reads a TLM marker (Tile Length Marker) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +/** + * Writes the updated tlm. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a PLM marker (Packet length, main header marker) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); +/** + * Reads a PLT marker (Packet length, tile-part header) + * + * @param p_header_data the data contained in the PLT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the PLT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); + +#if 0 +/** + * Reads a PPM marker (Packed packet headers, main header) + * + * @param p_header_data the data contained in the POC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the POC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL j2k_read_ppm_v2 ( + opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + struct opj_event_mgr * p_manager + ); +#endif + +static OPJ_BOOL j2k_read_ppm_v3 ( + opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); + +/** + * Reads a PPT marker (Packed packet headers, tile-part header) + * + * @param p_header_data the data contained in the PPT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the PPT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); +/** + * Writes the TLM marker (Tile Length Marker) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Writes the SOT marker (Start of tile-part) + * + * @param p_j2k J2K codec. + * @param p_data FIXME DOC + * @param p_data_written FIXME DOC + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + const opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a PPT marker (Packed packet headers, tile-part header) + * + * @param p_header_data the data contained in the PPT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the PPT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); +/** + * Writes the SOD marker (Start of data) + * + * @param p_j2k J2K codec. + * @param p_tile_coder FIXME DOC + * @param p_data FIXME DOC + * @param p_data_written FIXME DOC + * @param p_total_data_size FIXME DOC + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k, + opj_tcd_t * p_tile_coder, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 p_total_data_size, + const opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a SOD marker (Start Of Data) + * + * @param p_j2k the jpeg2000 codec. + * @param p_stream FIXME DOC + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_sod( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +void opj_j2k_update_tlm (opj_j2k_t * p_j2k, OPJ_UINT32 p_tile_part_size ) +{ + opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_j2k->m_current_tile_number,1); /* PSOT */ + ++p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current; + + opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current,p_tile_part_size,4); /* PSOT */ + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current += 4; +} + +/** + * Writes the RGN marker (Region Of Interest) + * + * @param p_tile_no the tile to output + * @param p_comp_no the component to output + * @param nb_comps the number of components + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_rgn( opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_UINT32 nb_comps, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a RGN marker (Region Of Interest) + * + * @param p_header_data the data contained in the POC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the POC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); + +/** + * Writes the EOC marker (End of Codestream) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +#if 0 +/** + * Reads a EOC marker (End Of Codestream) + * + * @param p_j2k the jpeg2000 codec. + * @param p_stream FIXME DOC + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); +#endif + +/** + * Writes the CBD-MCT-MCC-MCO markers (Multi components transform) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Inits the Info + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** +Add main header marker information +@param cstr_index Codestream information structure +@param type marker type +@param pos byte offset of marker segment +@param len length of marker segment + */ +static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) ; +/** +Add tile header marker information +@param tileno tile index number +@param cstr_index Codestream information structure +@param type marker type +@param pos byte offset of marker segment +@param len length of marker segment + */ +static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno, opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len); + +/** + * Reads an unknown marker + * + * @param p_j2k the jpeg2000 codec. + * @param p_stream the stream object to read from. + * @param output_marker FIXME DOC + * @param p_manager the user event manager. + * + * @return true if the marker could be deduced. +*/ +static OPJ_BOOL opj_j2k_read_unk( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + OPJ_UINT32 *output_marker, + opj_event_mgr_t * p_manager ); + +/** + * Writes the MCT marker (Multiple Component Transform) + * + * @param p_j2k J2K codec. + * @param p_mct_record FIXME DOC + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k, + opj_mct_data_t * p_mct_record, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a MCT marker (Multiple Component Transform) + * + * @param p_header_data the data contained in the MCT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the MCT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); + +/** + * Writes the MCC marker (Multiple Component Collection) + * + * @param p_j2k J2K codec. + * @param p_mcc_record FIXME DOC + * @param p_stream the stream to write data to. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k, + opj_simple_mcc_decorrelation_data_t * p_mcc_record, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a MCC marker (Multiple Component Collection) + * + * @param p_header_data the data contained in the MCC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the MCC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); + +/** + * Writes the MCO marker (Multiple component transformation ordering) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a MCO marker (Multiple Component Transform Ordering) + * + * @param p_header_data the data contained in the MCO box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the MCO marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); + +static OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index); + +static void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); + +static void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); + +static void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); +static void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); + +/** + * Ends the encoding, i.e. frees memory. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Writes the CBD marker (Component bit depth definition) + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Reads a CBD marker (Component bit depth definition) + * @param p_header_data the data contained in the CBD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the CBD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager); + +#if 0 +/** + * Writes COC marker for each component. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_all_coc( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); +#endif + +#if 0 +/** + * Writes QCC marker for each component. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_all_qcc( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); +#endif + +/** + * Writes regions of interests. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Writes EPC ???? + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ); + +/** + * Checks the progression order changes values. Tells of the poc given as input are valid. + * A nice message is outputted at errors. + * + * @param p_pocs the progression order changes. + * @param p_nb_pocs the number of progression order changes. + * @param p_nb_resolutions the number of resolutions. + * @param numcomps the number of components + * @param numlayers the number of layers. + * @param p_manager the user event manager. + * + * @return true if the pocs are valid. + */ +static OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs, + OPJ_UINT32 p_nb_pocs, + OPJ_UINT32 p_nb_resolutions, + OPJ_UINT32 numcomps, + OPJ_UINT32 numlayers, + opj_event_mgr_t * p_manager); + +/** + * Gets the number of tile parts used for the given change of progression (if any) and the given tile. + * + * @param cp the coding parameters. + * @param pino the offset of the given poc (i.e. its position in the coding parameter). + * @param tileno the given tile. + * + * @return the number of tile parts. + */ +static OPJ_UINT32 opj_j2k_get_num_tp( opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno); + +/** + * Calculates the total number of tile parts needed by the encoder to + * encode such an image. If not enough memory is available, then the function return false. + * + * @param p_nb_tiles pointer that will hold the number of tile parts. + * @param cp the coding parameters for the image. + * @param image the image to encode. + * @param p_j2k the p_j2k encoder. + * @param p_manager the user event manager. + * + * @return true if the function was successful, false else. + */ +static OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k, + opj_cp_t *cp, + OPJ_UINT32 * p_nb_tiles, + opj_image_t *image, + opj_event_mgr_t * p_manager); + +static void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream); + +static void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream); + +static opj_codestream_index_t* opj_j2k_create_cstr_index(void); + +static OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp); + +static OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp); + +static int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres); + +static void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager); + +static OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, opj_event_mgr_t *p_manager); + +/*@}*/ + +/*@}*/ + +/* ----------------------------------------------------------------------- */ +typedef struct j2k_prog_order{ + OPJ_PROG_ORDER enum_prog; + char str_prog[5]; +}j2k_prog_order_t; + +j2k_prog_order_t j2k_prog_order_list[] = { + {OPJ_CPRL, "CPRL"}, + {OPJ_LRCP, "LRCP"}, + {OPJ_PCRL, "PCRL"}, + {OPJ_RLCP, "RLCP"}, + {OPJ_RPCL, "RPCL"}, + {(OPJ_PROG_ORDER)-1, ""} +}; + +/** + * FIXME DOC + */ +static const OPJ_UINT32 MCT_ELEMENT_SIZE [] = +{ + 2, + 4, + 4, + 8 +}; + +typedef void (* opj_j2k_mct_function) (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem); + +const opj_j2k_mct_function j2k_mct_read_functions_to_float [] = +{ + opj_j2k_read_int16_to_float, + opj_j2k_read_int32_to_float, + opj_j2k_read_float32_to_float, + opj_j2k_read_float64_to_float +}; + +const opj_j2k_mct_function j2k_mct_read_functions_to_int32 [] = +{ + opj_j2k_read_int16_to_int32, + opj_j2k_read_int32_to_int32, + opj_j2k_read_float32_to_int32, + opj_j2k_read_float64_to_int32 +}; + +const opj_j2k_mct_function j2k_mct_write_functions_from_float [] = +{ + opj_j2k_write_float_to_int16, + opj_j2k_write_float_to_int32, + opj_j2k_write_float_to_float, + opj_j2k_write_float_to_float64 +}; + +typedef struct opj_dec_memory_marker_handler +{ + /** marker value */ + OPJ_UINT32 id; + /** value of the state when the marker can appear */ + OPJ_UINT32 states; + /** action linked to the marker */ + OPJ_BOOL (*handler) ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ); +} +opj_dec_memory_marker_handler_t; + +const opj_dec_memory_marker_handler_t j2k_memory_marker_handler_tab [] = +{ + {J2K_MS_SOT, J2K_STATE_MH | J2K_STATE_TPHSOT, opj_j2k_read_sot}, + {J2K_MS_COD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_cod}, + {J2K_MS_COC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_coc}, + {J2K_MS_RGN, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_rgn}, + {J2K_MS_QCD, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcd}, + {J2K_MS_QCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_qcc}, + {J2K_MS_POC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_poc}, + {J2K_MS_SIZ, J2K_STATE_MHSIZ, opj_j2k_read_siz}, + {J2K_MS_TLM, J2K_STATE_MH, opj_j2k_read_tlm}, + {J2K_MS_PLM, J2K_STATE_MH, opj_j2k_read_plm}, + {J2K_MS_PLT, J2K_STATE_TPH, opj_j2k_read_plt}, + {J2K_MS_PPM, J2K_STATE_MH, j2k_read_ppm_v3}, + {J2K_MS_PPT, J2K_STATE_TPH, opj_j2k_read_ppt}, + {J2K_MS_SOP, 0, 0}, + {J2K_MS_CRG, J2K_STATE_MH, opj_j2k_read_crg}, + {J2K_MS_COM, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_com}, + {J2K_MS_MCT, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mct}, + {J2K_MS_CBD, J2K_STATE_MH , opj_j2k_read_cbd}, + {J2K_MS_MCC, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mcc}, + {J2K_MS_MCO, J2K_STATE_MH | J2K_STATE_TPH, opj_j2k_read_mco}, +#ifdef USE_JPWL +#ifdef TODO_MS /* remove these functions which are not commpatible with the v2 API */ + {J2K_MS_EPC, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epc}, + {J2K_MS_EPB, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_epb}, + {J2K_MS_ESD, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_esd}, + {J2K_MS_RED, J2K_STATE_MH | J2K_STATE_TPH, j2k_read_red}, +#endif +#endif /* USE_JPWL */ +#ifdef USE_JPSEC + {J2K_MS_SEC, J2K_DEC_STATE_MH, j2k_read_sec}, + {J2K_MS_INSEC, 0, j2k_read_insec} +#endif /* USE_JPSEC */ + {J2K_MS_UNK, J2K_STATE_MH | J2K_STATE_TPH, 0}/*opj_j2k_read_unk is directly used*/ +}; + +void opj_j2k_read_int16_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i=0;i<p_nb_elem;++i) { + opj_read_bytes(l_src_data,&l_temp,2); + + l_src_data+=sizeof(OPJ_INT16); + + *(l_dest_data++) = (OPJ_FLOAT32) l_temp; + } +} + +void opj_j2k_read_int32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i=0;i<p_nb_elem;++i) { + opj_read_bytes(l_src_data,&l_temp,4); + + l_src_data+=sizeof(OPJ_INT32); + + *(l_dest_data++) = (OPJ_FLOAT32) l_temp; + } +} + +void opj_j2k_read_float32_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_FLOAT32 l_temp; + + for (i=0;i<p_nb_elem;++i) { + opj_read_float(l_src_data,&l_temp); + + l_src_data+=sizeof(OPJ_FLOAT32); + + *(l_dest_data++) = l_temp; + } +} + +void opj_j2k_read_float64_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_FLOAT32 * l_dest_data = (OPJ_FLOAT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_FLOAT64 l_temp; + + for (i=0;i<p_nb_elem;++i) { + opj_read_double(l_src_data,&l_temp); + + l_src_data+=sizeof(OPJ_FLOAT64); + + *(l_dest_data++) = (OPJ_FLOAT32) l_temp; + } +} + +void opj_j2k_read_int16_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i=0;i<p_nb_elem;++i) { + opj_read_bytes(l_src_data,&l_temp,2); + + l_src_data+=sizeof(OPJ_INT16); + + *(l_dest_data++) = (OPJ_INT32) l_temp; + } +} + +void opj_j2k_read_int32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i=0;i<p_nb_elem;++i) { + opj_read_bytes(l_src_data,&l_temp,4); + + l_src_data+=sizeof(OPJ_INT32); + + *(l_dest_data++) = (OPJ_INT32) l_temp; + } +} + +void opj_j2k_read_float32_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_FLOAT32 l_temp; + + for (i=0;i<p_nb_elem;++i) { + opj_read_float(l_src_data,&l_temp); + + l_src_data+=sizeof(OPJ_FLOAT32); + + *(l_dest_data++) = (OPJ_INT32) l_temp; + } +} + +void opj_j2k_read_float64_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_src_data = (OPJ_BYTE *) p_src_data; + OPJ_INT32 * l_dest_data = (OPJ_INT32 *) p_dest_data; + OPJ_UINT32 i; + OPJ_FLOAT64 l_temp; + + for (i=0;i<p_nb_elem;++i) { + opj_read_double(l_src_data,&l_temp); + + l_src_data+=sizeof(OPJ_FLOAT64); + + *(l_dest_data++) = (OPJ_INT32) l_temp; + } +} + +void opj_j2k_write_float_to_int16 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data; + OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i=0;i<p_nb_elem;++i) { + l_temp = (OPJ_UINT32) *(l_src_data++); + + opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT16)); + + l_dest_data+=sizeof(OPJ_INT16); + } +} + +void opj_j2k_write_float_to_int32 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data; + OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data; + OPJ_UINT32 i; + OPJ_UINT32 l_temp; + + for (i=0;i<p_nb_elem;++i) { + l_temp = (OPJ_UINT32) *(l_src_data++); + + opj_write_bytes(l_dest_data,l_temp,sizeof(OPJ_INT32)); + + l_dest_data+=sizeof(OPJ_INT32); + } +} + +void opj_j2k_write_float_to_float (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data; + OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data; + OPJ_UINT32 i; + OPJ_FLOAT32 l_temp; + + for (i=0;i<p_nb_elem;++i) { + l_temp = (OPJ_FLOAT32) *(l_src_data++); + + opj_write_float(l_dest_data,l_temp); + + l_dest_data+=sizeof(OPJ_FLOAT32); + } +} + +void opj_j2k_write_float_to_float64 (const void * p_src_data, void * p_dest_data, OPJ_UINT32 p_nb_elem) +{ + OPJ_BYTE * l_dest_data = (OPJ_BYTE *) p_dest_data; + OPJ_FLOAT32 * l_src_data = (OPJ_FLOAT32 *) p_src_data; + OPJ_UINT32 i; + OPJ_FLOAT64 l_temp; + + for (i=0;i<p_nb_elem;++i) { + l_temp = (OPJ_FLOAT64) *(l_src_data++); + + opj_write_double(l_dest_data,l_temp); + + l_dest_data+=sizeof(OPJ_FLOAT64); + } +} + +char *opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order){ + j2k_prog_order_t *po; + for(po = j2k_prog_order_list; po->enum_prog != -1; po++ ){ + if(po->enum_prog == prg_order){ + return po->str_prog; + } + } + return po->str_prog; +} + +OPJ_BOOL opj_j2k_check_poc_val( const opj_poc_t *p_pocs, + OPJ_UINT32 p_nb_pocs, + OPJ_UINT32 p_nb_resolutions, + OPJ_UINT32 p_num_comps, + OPJ_UINT32 p_num_layers, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32* packet_array; + OPJ_UINT32 index , resno, compno, layno; + OPJ_UINT32 i; + OPJ_UINT32 step_c = 1; + OPJ_UINT32 step_r = p_num_comps * step_c; + OPJ_UINT32 step_l = p_nb_resolutions * step_r; + OPJ_BOOL loss = OPJ_FALSE; + OPJ_UINT32 layno0 = 0; + + packet_array = (OPJ_UINT32*) opj_calloc(step_l * p_num_layers, sizeof(OPJ_UINT32)); + if (packet_array == 00) { + opj_event_msg(p_manager , EVT_ERROR, "Not enough memory for checking the poc values.\n"); + return OPJ_FALSE; + } + + if (p_nb_pocs == 0) { + opj_free(packet_array); + return OPJ_TRUE; + } + + index = step_r * p_pocs->resno0; + /* take each resolution for each poc */ + for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) + { + OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c; + + /* take each comp of each resolution for each poc */ + for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) { + OPJ_UINT32 comp_index = res_index + layno0 * step_l; + + /* and finally take each layer of each res of ... */ + for (layno = layno0; layno < p_pocs->layno1 ; ++layno) { + /*index = step_r * resno + step_c * compno + step_l * layno;*/ + packet_array[comp_index] = 1; + comp_index += step_l; + } + + res_index += step_c; + } + + index += step_r; + } + ++p_pocs; + + /* iterate through all the pocs */ + for (i = 1; i < p_nb_pocs ; ++i) { + OPJ_UINT32 l_last_layno1 = (p_pocs-1)->layno1 ; + + layno0 = (p_pocs->layno1 > l_last_layno1)? l_last_layno1 : 0; + index = step_r * p_pocs->resno0; + + /* take each resolution for each poc */ + for (resno = p_pocs->resno0 ; resno < p_pocs->resno1 ; ++resno) { + OPJ_UINT32 res_index = index + p_pocs->compno0 * step_c; + + /* take each comp of each resolution for each poc */ + for (compno = p_pocs->compno0 ; compno < p_pocs->compno1 ; ++compno) { + OPJ_UINT32 comp_index = res_index + layno0 * step_l; + + /* and finally take each layer of each res of ... */ + for (layno = layno0; layno < p_pocs->layno1 ; ++layno) { + /*index = step_r * resno + step_c * compno + step_l * layno;*/ + packet_array[comp_index] = 1; + comp_index += step_l; + } + + res_index += step_c; + } + + index += step_r; + } + + ++p_pocs; + } + + index = 0; + for (layno = 0; layno < p_num_layers ; ++layno) { + for (resno = 0; resno < p_nb_resolutions; ++resno) { + for (compno = 0; compno < p_num_comps; ++compno) { + loss |= (packet_array[index]!=1); + /*index = step_r * resno + step_c * compno + step_l * layno;*/ + index += step_c; + } + } + } + + if (loss) { + opj_event_msg(p_manager , EVT_ERROR, "Missing packets possible loss of data\n"); + } + + opj_free(packet_array); + + return !loss; +} + +/* ----------------------------------------------------------------------- */ + +OPJ_UINT32 opj_j2k_get_num_tp(opj_cp_t *cp, OPJ_UINT32 pino, OPJ_UINT32 tileno) +{ + const OPJ_CHAR *prog = 00; + OPJ_INT32 i; + OPJ_UINT32 tpnum = 1; + opj_tcp_t *tcp = 00; + opj_poc_t * l_current_poc = 00; + + /* preconditions */ + assert(tileno < (cp->tw * cp->th)); + assert(pino < (cp->tcps[tileno].numpocs + 1)); + + /* get the given tile coding parameter */ + tcp = &cp->tcps[tileno]; + assert(tcp != 00); + + l_current_poc = &(tcp->pocs[pino]); + assert(l_current_poc != 0); + + /* get the progression order as a character string */ + prog = opj_j2k_convert_progression_order(tcp->prg); + assert(strlen(prog) > 0); + + if (cp->m_specific_param.m_enc.m_tp_on == 1) { + for (i=0;i<4;++i) { + switch (prog[i]) + { + /* component wise */ + case 'C': + tpnum *= l_current_poc->compE; + break; + /* resolution wise */ + case 'R': + tpnum *= l_current_poc->resE; + break; + /* precinct wise */ + case 'P': + tpnum *= l_current_poc->prcE; + break; + /* layer wise */ + case 'L': + tpnum *= l_current_poc->layE; + break; + } + /* whould we split here ? */ + if ( cp->m_specific_param.m_enc.m_tp_flag == prog[i] ) { + cp->m_specific_param.m_enc.m_tp_pos=i; + break; + } + } + } + else { + tpnum=1; + } + + return tpnum; +} + +OPJ_BOOL opj_j2k_calculate_tp( opj_j2k_t *p_j2k, + opj_cp_t *cp, + OPJ_UINT32 * p_nb_tiles, + opj_image_t *image, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 pino,tileno; + OPJ_UINT32 l_nb_tiles; + opj_tcp_t *tcp; + + /* preconditions */ + assert(p_nb_tiles != 00); + assert(cp != 00); + assert(image != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_nb_tiles = cp->tw * cp->th; + * p_nb_tiles = 0; + tcp = cp->tcps; + + /* INDEX >> */ + /* TODO mergeV2: check this part which use cstr_info */ + /*if (p_j2k->cstr_info) { + opj_tile_info_t * l_info_tile_ptr = p_j2k->cstr_info->tile; + + for (tileno = 0; tileno < l_nb_tiles; ++tileno) { + OPJ_UINT32 cur_totnum_tp = 0; + + opj_pi_update_encoding_parameters(image,cp,tileno); + + for (pino = 0; pino <= tcp->numpocs; ++pino) + { + OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno); + + *p_nb_tiles = *p_nb_tiles + tp_num; + + cur_totnum_tp += tp_num; + } + + tcp->m_nb_tile_parts = cur_totnum_tp; + + l_info_tile_ptr->tp = (opj_tp_info_t *) opj_malloc(cur_totnum_tp * sizeof(opj_tp_info_t)); + if (l_info_tile_ptr->tp == 00) { + return OPJ_FALSE; + } + + memset(l_info_tile_ptr->tp,0,cur_totnum_tp * sizeof(opj_tp_info_t)); + + l_info_tile_ptr->num_tps = cur_totnum_tp; + + ++l_info_tile_ptr; + ++tcp; + } + } + else */{ + for (tileno = 0; tileno < l_nb_tiles; ++tileno) { + OPJ_UINT32 cur_totnum_tp = 0; + + opj_pi_update_encoding_parameters(image,cp,tileno); + + for (pino = 0; pino <= tcp->numpocs; ++pino) { + OPJ_UINT32 tp_num = opj_j2k_get_num_tp(cp,pino,tileno); + + *p_nb_tiles = *p_nb_tiles + tp_num; + + cur_totnum_tp += tp_num; + } + tcp->m_nb_tile_parts = cur_totnum_tp; + + ++tcp; + } + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_soc( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + /* 2 bytes will be written */ + OPJ_BYTE * l_start_stream = 00; + + /* preconditions */ + assert(p_stream != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_start_stream = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + /* write SOC identifier */ + opj_write_bytes(l_start_stream,J2K_MS_SOC,2); + + if (opj_stream_write_data(p_stream,l_start_stream,2,p_manager) != 2) { + return OPJ_FALSE; + } + +/* UniPG>> */ +#ifdef USE_JPWL + /* update markers struct */ +/* + OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOC, p_stream_tell(p_stream) - 2, 2); +*/ + assert( 0 && "TODO" ); +#endif /* USE_JPWL */ +/* <<UniPG */ + + return OPJ_TRUE; +} + +/** + * Reads a SOC marker (Start of Codestream) + * @param p_j2k the jpeg2000 file codec. + * @param p_stream FIXME DOC + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_soc( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_BYTE l_data [2]; + OPJ_UINT32 l_marker; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) { + return OPJ_FALSE; + } + + opj_read_bytes(l_data,&l_marker,2); + if (l_marker != J2K_MS_SOC) { + return OPJ_FALSE; + } + + /* Next marker should be a SIZ marker in the main header */ + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSIZ; + + /* FIXME move it in a index structure included in p_j2k*/ + p_j2k->cstr_index->main_head_start = opj_stream_tell(p_stream) - 2; + + opj_event_msg(p_manager, EVT_INFO, "Start to read j2k main header (%d).\n", p_j2k->cstr_index->main_head_start); + + /* Add the marker to the codestream index*/ + if (OPJ_FALSE == opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_SOC, p_j2k->cstr_index->main_head_start, 2)) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); + return OPJ_FALSE; + } + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_siz( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_size_len; + OPJ_BYTE * l_current_ptr; + opj_image_t * l_image = 00; + opj_cp_t *cp = 00; + opj_image_comp_t * l_img_comp = 00; + + /* preconditions */ + assert(p_stream != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_image = p_j2k->m_private_image; + cp = &(p_j2k->m_cp); + l_size_len = 40 + 3 * l_image->numcomps; + l_img_comp = l_image->comps; + + if (l_size_len > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_size_len); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory for the SIZ marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_size_len; + } + + l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + /* write SOC identifier */ + opj_write_bytes(l_current_ptr,J2K_MS_SIZ,2); /* SIZ */ + l_current_ptr+=2; + + opj_write_bytes(l_current_ptr,l_size_len-2,2); /* L_SIZ */ + l_current_ptr+=2; + + opj_write_bytes(l_current_ptr, cp->rsiz, 2); /* Rsiz (capabilities) */ + l_current_ptr+=2; + + opj_write_bytes(l_current_ptr, l_image->x1, 4); /* Xsiz */ + l_current_ptr+=4; + + opj_write_bytes(l_current_ptr, l_image->y1, 4); /* Ysiz */ + l_current_ptr+=4; + + opj_write_bytes(l_current_ptr, l_image->x0, 4); /* X0siz */ + l_current_ptr+=4; + + opj_write_bytes(l_current_ptr, l_image->y0, 4); /* Y0siz */ + l_current_ptr+=4; + + opj_write_bytes(l_current_ptr, cp->tdx, 4); /* XTsiz */ + l_current_ptr+=4; + + opj_write_bytes(l_current_ptr, cp->tdy, 4); /* YTsiz */ + l_current_ptr+=4; + + opj_write_bytes(l_current_ptr, cp->tx0, 4); /* XT0siz */ + l_current_ptr+=4; + + opj_write_bytes(l_current_ptr, cp->ty0, 4); /* YT0siz */ + l_current_ptr+=4; + + opj_write_bytes(l_current_ptr, l_image->numcomps, 2); /* Csiz */ + l_current_ptr+=2; + + for (i = 0; i < l_image->numcomps; ++i) { + /* TODO here with MCT ? */ + opj_write_bytes(l_current_ptr, l_img_comp->prec - 1 + (l_img_comp->sgnd << 7), 1); /* Ssiz_i */ + ++l_current_ptr; + + opj_write_bytes(l_current_ptr, l_img_comp->dx, 1); /* XRsiz_i */ + ++l_current_ptr; + + opj_write_bytes(l_current_ptr, l_img_comp->dy, 1); /* YRsiz_i */ + ++l_current_ptr; + + ++l_img_comp; + } + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_size_len,p_manager) != l_size_len) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a SIZ marker (image and tile size) + * @param p_j2k the jpeg2000 file codec. + * @param p_header_data the data contained in the SIZ box. + * @param p_header_size the size of the data contained in the SIZ marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_siz(opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_nb_comp; + OPJ_UINT32 l_nb_comp_remain; + OPJ_UINT32 l_remaining_size; + OPJ_UINT32 l_nb_tiles; + OPJ_UINT32 l_tmp, l_tx1, l_ty1; + opj_image_t *l_image = 00; + opj_cp_t *l_cp = 00; + opj_image_comp_t * l_img_comp = 00; + opj_tcp_t * l_current_tile_param = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_header_data != 00); + + l_image = p_j2k->m_private_image; + l_cp = &(p_j2k->m_cp); + + /* minimum size == 39 - 3 (= minimum component parameter) */ + if (p_header_size < 36) { + opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n"); + return OPJ_FALSE; + } + + l_remaining_size = p_header_size - 36; + l_nb_comp = l_remaining_size / 3; + l_nb_comp_remain = l_remaining_size % 3; + if (l_nb_comp_remain != 0){ + opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker size\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data,&l_tmp ,2); /* Rsiz (capabilities) */ + p_header_data+=2; + l_cp->rsiz = (OPJ_UINT16) l_tmp; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x1, 4); /* Xsiz */ + p_header_data+=4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y1, 4); /* Ysiz */ + p_header_data+=4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->x0, 4); /* X0siz */ + p_header_data+=4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_image->y0, 4); /* Y0siz */ + p_header_data+=4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdx, 4); /* XTsiz */ + p_header_data+=4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tdy, 4); /* YTsiz */ + p_header_data+=4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->tx0, 4); /* XT0siz */ + p_header_data+=4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_cp->ty0, 4); /* YT0siz */ + p_header_data+=4; + opj_read_bytes(p_header_data, (OPJ_UINT32*) &l_tmp, 2); /* Csiz */ + p_header_data+=2; + if (l_tmp < 16385) + l_image->numcomps = (OPJ_UINT16) l_tmp; + else { + opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is illegal -> %d\n", l_tmp); + return OPJ_FALSE; + } + + if (l_image->numcomps != l_nb_comp) { + opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: number of component is not compatible with the remaining number of parameters ( %d vs %d)\n", l_image->numcomps, l_nb_comp); + return OPJ_FALSE; + } + + /* testcase 4035.pdf.SIGSEGV.d8b.3375 */ + /* testcase issue427-null-image-size.jp2 */ + if ((l_image->x0 >= l_image->x1) || (l_image->y0 >= l_image->y1)) { + opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: negative or zero image size (%d x %d)\n", l_image->x1 - l_image->x0, l_image->y1 - l_image->y0); + return OPJ_FALSE; + } + /* testcase 2539.pdf.SIGFPE.706.1712 (also 3622.pdf.SIGFPE.706.2916 and 4008.pdf.SIGFPE.706.3345 and maybe more) */ + if (!(l_cp->tdx * l_cp->tdy)) { + opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: invalid tile size (tdx: %d, tdy: %d)\n", l_cp->tdx, l_cp->tdy); + return OPJ_FALSE; + } + + /* testcase 1610.pdf.SIGSEGV.59c.681 */ + if (((OPJ_UINT64)l_image->x1) * ((OPJ_UINT64)l_image->y1) != (l_image->x1 * l_image->y1)) { + opj_event_msg(p_manager, EVT_ERROR, "Prevent buffer overflow (x1: %d, y1: %d)\n", l_image->x1, l_image->y1); + return OPJ_FALSE; + } + + /* testcase issue427-illegal-tile-offset.jp2 */ + l_tx1 = l_cp->tx0 + l_cp->tdx; + if (l_tx1 < l_cp->tx0) { /* manage overflow */ + l_tx1 = 0xFFFFFFFFU; + } + l_ty1 = l_cp->ty0 + l_cp->tdy; + if (l_ty1 < l_cp->ty0) { /* manage overflow */ + l_ty1 = 0xFFFFFFFFU; + } + if ((l_cp->tx0 > l_image->x0) || (l_cp->ty0 > l_image->y0) || (l_tx1 <= l_image->x0) || (l_ty1 <= l_image->y0) ) { + opj_event_msg(p_manager, EVT_ERROR, "Error with SIZ marker: illegal tile offset\n"); + return OPJ_FALSE; + } + +#ifdef USE_JPWL + if (l_cp->correct) { + /* if JPWL is on, we check whether TX errors have damaged + too much the SIZ parameters */ + if (!(l_image->x1 * l_image->y1)) { + opj_event_msg(p_manager, EVT_ERROR, + "JPWL: bad image size (%d x %d)\n", + l_image->x1, l_image->y1); + if (!JPWL_ASSUME || JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + } + + /* FIXME check previously in the function so why keep this piece of code ? Need by the norm ? + if (l_image->numcomps != ((len - 38) / 3)) { + opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR, + "JPWL: Csiz is %d => space in SIZ only for %d comps.!!!\n", + l_image->numcomps, ((len - 38) / 3)); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + */ /* we try to correct */ + /* opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n"); + if (l_image->numcomps < ((len - 38) / 3)) { + len = 38 + 3 * l_image->numcomps; + opj_event_msg(p_manager, EVT_WARNING, "- setting Lsiz to %d => HYPOTHESIS!!!\n", + len); + } else { + l_image->numcomps = ((len - 38) / 3); + opj_event_msg(p_manager, EVT_WARNING, "- setting Csiz to %d => HYPOTHESIS!!!\n", + l_image->numcomps); + } + } + */ + + /* update components number in the jpwl_exp_comps filed */ + l_cp->exp_comps = l_image->numcomps; + } +#endif /* USE_JPWL */ + + /* Allocate the resulting image components */ + l_image->comps = (opj_image_comp_t*) opj_calloc(l_image->numcomps, sizeof(opj_image_comp_t)); + if (l_image->comps == 00){ + l_image->numcomps = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + + l_img_comp = l_image->comps; + + /* Read the component information */ + for (i = 0; i < l_image->numcomps; ++i){ + OPJ_UINT32 tmp; + opj_read_bytes(p_header_data,&tmp,1); /* Ssiz_i */ + ++p_header_data; + l_img_comp->prec = (tmp & 0x7f) + 1; + l_img_comp->sgnd = tmp >> 7; + opj_read_bytes(p_header_data,&tmp,1); /* XRsiz_i */ + ++p_header_data; + l_img_comp->dx = (OPJ_UINT32)tmp; /* should be between 1 and 255 */ + opj_read_bytes(p_header_data,&tmp,1); /* YRsiz_i */ + ++p_header_data; + l_img_comp->dy = (OPJ_UINT32)tmp; /* should be between 1 and 255 */ + if( l_img_comp->dx < 1 || l_img_comp->dx > 255 || + l_img_comp->dy < 1 || l_img_comp->dy > 255 ) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid values for comp = %d : dx=%u dy=%u\n (should be between 1 and 255 according the JPEG2000 norm)", + i, l_img_comp->dx, l_img_comp->dy); + return OPJ_FALSE; + } + +#ifdef USE_JPWL + if (l_cp->correct) { + /* if JPWL is on, we check whether TX errors have damaged + too much the SIZ parameters, again */ + if (!(l_image->comps[i].dx * l_image->comps[i].dy)) { + opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR, + "JPWL: bad XRsiz_%d/YRsiz_%d (%d x %d)\n", + i, i, l_image->comps[i].dx, l_image->comps[i].dy); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"); + if (!l_image->comps[i].dx) { + l_image->comps[i].dx = 1; + opj_event_msg(p_manager, EVT_WARNING, "- setting XRsiz_%d to %d => HYPOTHESIS!!!\n", + i, l_image->comps[i].dx); + } + if (!l_image->comps[i].dy) { + l_image->comps[i].dy = 1; + opj_event_msg(p_manager, EVT_WARNING, "- setting YRsiz_%d to %d => HYPOTHESIS!!!\n", + i, l_image->comps[i].dy); + } + } + } +#endif /* USE_JPWL */ + l_img_comp->resno_decoded = 0; /* number of resolution decoded */ + l_img_comp->factor = l_cp->m_specific_param.m_dec.m_reduce; /* reducing factor per component */ + ++l_img_comp; + } + + /* Compute the number of tiles */ + l_cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->x1 - l_cp->tx0), (OPJ_INT32)l_cp->tdx); + l_cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(l_image->y1 - l_cp->ty0), (OPJ_INT32)l_cp->tdy); + + /* Check that the number of tiles is valid */ + if (l_cp->tw == 0 || l_cp->th == 0 || l_cp->tw > 65535 / l_cp->th) { + opj_event_msg( p_manager, EVT_ERROR, + "Invalid number of tiles : %u x %u (maximum fixed by jpeg2000 norm is 65535 tiles)\n", + l_cp->tw, l_cp->th); + return OPJ_FALSE; + } + l_nb_tiles = l_cp->tw * l_cp->th; + + /* Define the tiles which will be decoded */ + if (p_j2k->m_specific_param.m_decoder.m_discard_tiles) { + p_j2k->m_specific_param.m_decoder.m_start_tile_x = (p_j2k->m_specific_param.m_decoder.m_start_tile_x - l_cp->tx0) / l_cp->tdx; + p_j2k->m_specific_param.m_decoder.m_start_tile_y = (p_j2k->m_specific_param.m_decoder.m_start_tile_y - l_cp->ty0) / l_cp->tdy; + p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_x - l_cp->tx0), (OPJ_INT32)l_cp->tdx); + p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(p_j2k->m_specific_param.m_decoder.m_end_tile_y - l_cp->ty0), (OPJ_INT32)l_cp->tdy); + } + else { + p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0; + p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0; + p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw; + p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th; + } + +#ifdef USE_JPWL + if (l_cp->correct) { + /* if JPWL is on, we check whether TX errors have damaged + too much the SIZ parameters */ + if ((l_cp->tw < 1) || (l_cp->th < 1) || (l_cp->tw > l_cp->max_tiles) || (l_cp->th > l_cp->max_tiles)) { + opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR, + "JPWL: bad number of tiles (%d x %d)\n", + l_cp->tw, l_cp->th); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n"); + if (l_cp->tw < 1) { + l_cp->tw= 1; + opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in x => HYPOTHESIS!!!\n", + l_cp->tw); + } + if (l_cp->tw > l_cp->max_tiles) { + l_cp->tw= 1; + opj_event_msg(p_manager, EVT_WARNING, "- too large x, increase expectance of %d\n" + "- setting %d tiles in x => HYPOTHESIS!!!\n", + l_cp->max_tiles, l_cp->tw); + } + if (l_cp->th < 1) { + l_cp->th= 1; + opj_event_msg(p_manager, EVT_WARNING, "- setting %d tiles in y => HYPOTHESIS!!!\n", + l_cp->th); + } + if (l_cp->th > l_cp->max_tiles) { + l_cp->th= 1; + opj_event_msg(p_manager, EVT_WARNING, "- too large y, increase expectance of %d to continue\n", + "- setting %d tiles in y => HYPOTHESIS!!!\n", + l_cp->max_tiles, l_cp->th); + } + } + } +#endif /* USE_JPWL */ + + /* memory allocations */ + l_cp->tcps = (opj_tcp_t*) opj_calloc(l_nb_tiles, sizeof(opj_tcp_t)); + if (l_cp->tcps == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + +#ifdef USE_JPWL + if (l_cp->correct) { + if (!l_cp->tcps) { + opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR, + "JPWL: could not alloc tcps field of cp\n"); + if (!JPWL_ASSUME || JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + } + } +#endif /* USE_JPWL */ + + p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps = + (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t)); + if(p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + + p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records = + (opj_mct_data_t*)opj_calloc(OPJ_J2K_MCT_DEFAULT_NB_RECORDS ,sizeof(opj_mct_data_t)); + + if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mct_records) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mct_records = OPJ_J2K_MCT_DEFAULT_NB_RECORDS; + + p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records = + (opj_simple_mcc_decorrelation_data_t*) + opj_calloc(OPJ_J2K_MCC_DEFAULT_NB_RECORDS, sizeof(opj_simple_mcc_decorrelation_data_t)); + + if (! p_j2k->m_specific_param.m_decoder.m_default_tcp->m_mcc_records) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_decoder.m_default_tcp->m_nb_max_mcc_records = OPJ_J2K_MCC_DEFAULT_NB_RECORDS; + + /* set up default dc level shift */ + for (i=0;i<l_image->numcomps;++i) { + if (! l_image->comps[i].sgnd) { + p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[i].m_dc_level_shift = 1 << (l_image->comps[i].prec - 1); + } + } + + l_current_tile_param = l_cp->tcps; + for (i = 0; i < l_nb_tiles; ++i) { + l_current_tile_param->tccps = (opj_tccp_t*) opj_calloc(l_image->numcomps, sizeof(opj_tccp_t)); + if (l_current_tile_param->tccps == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to take in charge SIZ marker\n"); + return OPJ_FALSE; + } + + ++l_current_tile_param; + } + + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MH; /* FIXME J2K_DEC_STATE_MH; */ + opj_image_comp_header_update(l_image,l_cp); + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_com( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_comment_size; + OPJ_UINT32 l_total_com_size; + const OPJ_CHAR *l_comment; + OPJ_BYTE * l_current_ptr = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + l_comment = p_j2k->m_cp.comment; + l_comment_size = (OPJ_UINT32)strlen(l_comment); + l_total_com_size = l_comment_size + 6; + + if (l_total_com_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_total_com_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write the COM marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_total_com_size; + } + + l_current_ptr = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_ptr,J2K_MS_COM , 2); /* COM */ + l_current_ptr+=2; + + opj_write_bytes(l_current_ptr,l_total_com_size - 2 , 2); /* L_COM */ + l_current_ptr+=2; + + opj_write_bytes(l_current_ptr,1 , 2); /* General use (IS 8859-15:1999 (Latin) values) */ + l_current_ptr+=2; + + memcpy( l_current_ptr,l_comment,l_comment_size); + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_total_com_size,p_manager) != l_total_com_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a COM marker (comments) + * @param p_j2k the jpeg2000 file codec. + * @param p_header_data the data contained in the COM box. + * @param p_header_size the size of the data contained in the COM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_com ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_header_data != 00); + (void)p_header_size; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_cod( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_code_size,l_remaining_size; + OPJ_BYTE * l_current_data = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number]; + l_code_size = 9 + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,0); + l_remaining_size = l_code_size; + + if (l_code_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_code_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COD marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_code_size; + } + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data,J2K_MS_COD,2); /* COD */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_code_size-2,2); /* L_COD */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_tcp->csty,1); /* Scod */ + ++l_current_data; + + opj_write_bytes(l_current_data,l_tcp->prg,1); /* SGcod (A) */ + ++l_current_data; + + opj_write_bytes(l_current_data,l_tcp->numlayers,2); /* SGcod (B) */ + l_current_data+=2; + + opj_write_bytes(l_current_data,l_tcp->mct,1); /* SGcod (C) */ + ++l_current_data; + + l_remaining_size -= 9; + + if (! opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n"); + return OPJ_FALSE; + } + + if (l_remaining_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing COD marker\n"); + return OPJ_FALSE; + } + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_code_size,p_manager) != l_code_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a COD marker (Coding Styke defaults) + * @param p_header_data the data contained in the COD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the COD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cod ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* loop */ + OPJ_UINT32 i; + OPJ_UINT32 l_tmp; + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_image_t *l_image = 00; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_image = p_j2k->m_private_image; + l_cp = &(p_j2k->m_cp); + + /* If we are in the first tile-part header of the current tile */ + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + /* Only one COD per tile */ + if (l_tcp->cod) { + opj_event_msg(p_manager, EVT_ERROR, "COD marker already read. No more than one COD marker per tile.\n"); + return OPJ_FALSE; + } + l_tcp->cod = 1; + + /* Make sure room is sufficient */ + if (p_header_size < 5) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data,&l_tcp->csty,1); /* Scod */ + ++p_header_data; + /* Make sure we know how to decode this */ + if ((l_tcp->csty & ~(OPJ_UINT32)(J2K_CP_CSTY_PRT | J2K_CP_CSTY_SOP | J2K_CP_CSTY_EPH)) != 0U) { + opj_event_msg(p_manager, EVT_ERROR, "Unknown Scod value in COD marker\n"); + return OPJ_FALSE; + } + opj_read_bytes(p_header_data,&l_tmp,1); /* SGcod (A) */ + ++p_header_data; + l_tcp->prg = (OPJ_PROG_ORDER) l_tmp; + /* Make sure progression order is valid */ + if (l_tcp->prg > OPJ_CPRL ) { + opj_event_msg(p_manager, EVT_ERROR, "Unknown progression order in COD marker\n"); + l_tcp->prg = OPJ_PROG_UNKNOWN; + } + opj_read_bytes(p_header_data,&l_tcp->numlayers,2); /* SGcod (B) */ + p_header_data+=2; + + if ((l_tcp->numlayers < 1U) || (l_tcp->numlayers > 65535U)) { + opj_event_msg(p_manager, EVT_ERROR, "Invalid number of layers in COD marker : %d not in range [1-65535]\n", l_tcp->numlayers); + return OPJ_FALSE; + } + + /* If user didn't set a number layer to decode take the max specify in the codestream. */ + if (l_cp->m_specific_param.m_dec.m_layer) { + l_tcp->num_layers_to_decode = l_cp->m_specific_param.m_dec.m_layer; + } + else { + l_tcp->num_layers_to_decode = l_tcp->numlayers; + } + + opj_read_bytes(p_header_data,&l_tcp->mct,1); /* SGcod (C) */ + ++p_header_data; + + p_header_size -= 5; + for (i = 0; i < l_image->numcomps; ++i) { + l_tcp->tccps[i].csty = l_tcp->csty & J2K_CCP_CSTY_PRT; + } + + if (! opj_j2k_read_SPCod_SPCoc(p_j2k,0,p_header_data,&p_header_size,p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n"); + return OPJ_FALSE; + } + + if (p_header_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COD marker\n"); + return OPJ_FALSE; + } + + /* Apply the coding style to other components of the current tile or the m_default_tcp*/ + opj_j2k_copy_tile_component_parameters(p_j2k); + + /* Index */ +#ifdef WIP_REMOVE_MSD + if (p_j2k->cstr_info) { + /*opj_codestream_info_t *l_cstr_info = p_j2k->cstr_info;*/ + p_j2k->cstr_info->prog = l_tcp->prg; + p_j2k->cstr_info->numlayers = l_tcp->numlayers; + p_j2k->cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(l_image->numcomps * sizeof(OPJ_UINT32)); + for (i = 0; i < l_image->numcomps; ++i) { + p_j2k->cstr_info->numdecompos[i] = l_tcp->tccps[i].numresolutions - 1; + } + } +#endif + + return OPJ_TRUE; +} + +#if 0 +OPJ_BOOL opj_j2k_write_coc( opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + OPJ_UINT32 l_coc_size,l_remaining_size; + OPJ_UINT32 l_comp_room; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_comp_room = (p_j2k->m_private_image->numcomps <= 256) ? 1 : 2; + + l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no); + + if (l_coc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data; + /*p_j2k->m_specific_param.m_encoder.m_header_tile_data + = (OPJ_BYTE*)opj_realloc( + p_j2k->m_specific_param.m_encoder.m_header_tile_data, + l_coc_size);*/ + + new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_coc_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write COC marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_coc_size; + } + + opj_j2k_write_coc_in_memory(p_j2k,p_comp_no,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_remaining_size,p_manager); + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_coc_size,p_manager) != l_coc_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} +#endif + +#if 0 +void opj_j2k_write_coc_in_memory( opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager + ) +{ + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_coc_size,l_remaining_size; + OPJ_BYTE * l_current_data = 00; + opj_image_t *l_image = 00; + OPJ_UINT32 l_comp_room; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number]; + l_image = p_j2k->m_private_image; + l_comp_room = (l_image->numcomps <= 256) ? 1 : 2; + + l_coc_size = 5 + l_comp_room + opj_j2k_get_SPCod_SPCoc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no); + l_remaining_size = l_coc_size; + + l_current_data = p_data; + + opj_write_bytes(l_current_data,J2K_MS_COC,2); /* COC */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_coc_size-2,2); /* L_COC */ + l_current_data += 2; + + opj_write_bytes(l_current_data,p_comp_no, l_comp_room); /* Ccoc */ + l_current_data+=l_comp_room; + + opj_write_bytes(l_current_data, l_tcp->tccps[p_comp_no].csty, 1); /* Scoc */ + ++l_current_data; + + l_remaining_size -= (5 + l_comp_room); + opj_j2k_write_SPCod_SPCoc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager); + * p_data_written = l_coc_size; +} +#endif + +OPJ_UINT32 opj_j2k_get_max_coc_size(opj_j2k_t *p_j2k) +{ + OPJ_UINT32 i,j; + OPJ_UINT32 l_nb_comp; + OPJ_UINT32 l_nb_tiles; + OPJ_UINT32 l_max = 0; + + /* preconditions */ + + l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ; + l_nb_comp = p_j2k->m_private_image->numcomps; + + for (i=0;i<l_nb_tiles;++i) { + for (j=0;j<l_nb_comp;++j) { + l_max = opj_uint_max(l_max,opj_j2k_get_SPCod_SPCoc_size(p_j2k,i,j)); + } + } + + return 6 + l_max; +} + +/** + * Reads a COC marker (Coding Style Component) + * @param p_header_data the data contained in the COC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the COC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_coc ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + opj_cp_t *l_cp = NULL; + opj_tcp_t *l_tcp = NULL; + opj_image_t *l_image = NULL; + OPJ_UINT32 l_comp_room; + OPJ_UINT32 l_comp_no; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ) ? /*FIXME J2K_DEC_STATE_TPH*/ + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + l_image = p_j2k->m_private_image; + + l_comp_room = l_image->numcomps <= 256 ? 1 : 2; + + /* make sure room is sufficient*/ + if (p_header_size < l_comp_room + 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n"); + return OPJ_FALSE; + } + p_header_size -= l_comp_room + 1; + + opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Ccoc */ + p_header_data += l_comp_room; + if (l_comp_no >= l_image->numcomps) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker (bad number of components)\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data,&l_tcp->tccps[l_comp_no].csty,1); /* Scoc */ + ++p_header_data ; + + if (! opj_j2k_read_SPCod_SPCoc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n"); + return OPJ_FALSE; + } + + if (p_header_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading COC marker\n"); + return OPJ_FALSE; + } + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_qcd( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_qcd_size,l_remaining_size; + OPJ_BYTE * l_current_data = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_qcd_size = 4 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,0); + l_remaining_size = l_qcd_size; + + if (l_qcd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcd_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCD marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcd_size; + } + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data,J2K_MS_QCD,2); /* QCD */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_qcd_size-2,2); /* L_QCD */ + l_current_data += 2; + + l_remaining_size -= 4; + + if (! opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,0,l_current_data,&l_remaining_size,p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n"); + return OPJ_FALSE; + } + + if (l_remaining_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing QCD marker\n"); + return OPJ_FALSE; + } + + if (opj_stream_write_data(p_stream, p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_qcd_size,p_manager) != l_qcd_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a QCD marker (Quantization defaults) + * @param p_header_data the data contained in the QCD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the QCD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_qcd ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + if (! opj_j2k_read_SQcd_SQcc(p_j2k,0,p_header_data,&p_header_size,p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n"); + return OPJ_FALSE; + } + + if (p_header_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCD marker\n"); + return OPJ_FALSE; + } + + /* Apply the quantization parameters to other components of the current tile or the m_default_tcp */ + opj_j2k_copy_tile_quantization_parameters(p_j2k); + + return OPJ_TRUE; +} + +#if 0 +OPJ_BOOL opj_j2k_write_qcc( opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_qcc_size,l_remaining_size; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_qcc_size = 5 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no); + l_qcc_size += p_j2k->m_private_image->numcomps <= 256 ? 0:1; + l_remaining_size = l_qcc_size; + + if (l_qcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_qcc_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write QCC marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_qcc_size; + } + + opj_j2k_write_qcc_in_memory(p_j2k,p_comp_no,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_remaining_size,p_manager); + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_qcc_size,p_manager) != l_qcc_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} +#endif + +#if 0 +void opj_j2k_write_qcc_in_memory( opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_qcc_size,l_remaining_size; + OPJ_BYTE * l_current_data = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + + l_qcc_size = 6 + opj_j2k_get_SQcd_SQcc_size(p_j2k,p_j2k->m_current_tile_number,p_comp_no); + l_remaining_size = l_qcc_size; + + l_current_data = p_data; + + opj_write_bytes(l_current_data,J2K_MS_QCC,2); /* QCC */ + l_current_data += 2; + + if (p_j2k->m_private_image->numcomps <= 256) { + --l_qcc_size; + + opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */ + l_current_data += 2; + + opj_write_bytes(l_current_data, p_comp_no, 1); /* Cqcc */ + ++l_current_data; + + /* in the case only one byte is sufficient the last byte allocated is useless -> still do -6 for available */ + l_remaining_size -= 6; + } + else { + opj_write_bytes(l_current_data,l_qcc_size-2,2); /* L_QCC */ + l_current_data += 2; + + opj_write_bytes(l_current_data, p_comp_no, 2); /* Cqcc */ + l_current_data+=2; + + l_remaining_size -= 6; + } + + opj_j2k_write_SQcd_SQcc(p_j2k,p_j2k->m_current_tile_number,p_comp_no,l_current_data,&l_remaining_size,p_manager); + + *p_data_written = l_qcc_size; +} +#endif + +OPJ_UINT32 opj_j2k_get_max_qcc_size (opj_j2k_t *p_j2k) +{ + return opj_j2k_get_max_coc_size(p_j2k); +} + +/** + * Reads a QCC marker (Quantization component) + * @param p_header_data the data contained in the QCC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the QCC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_qcc( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_num_comp,l_comp_no; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_num_comp = p_j2k->m_private_image->numcomps; + + if (l_num_comp <= 256) { + if (p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n"); + return OPJ_FALSE; + } + opj_read_bytes(p_header_data,&l_comp_no,1); + ++p_header_data; + --p_header_size; + } + else { + if (p_header_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n"); + return OPJ_FALSE; + } + opj_read_bytes(p_header_data,&l_comp_no,2); + p_header_data+=2; + p_header_size-=2; + } + +#ifdef USE_JPWL + if (p_j2k->m_cp.correct) { + + static OPJ_UINT32 backup_compno = 0; + + /* compno is negative or larger than the number of components!!! */ + if (/*(l_comp_no < 0) ||*/ (l_comp_no >= l_num_comp)) { + opj_event_msg(p_manager, EVT_ERROR, + "JPWL: bad component number in QCC (%d out of a maximum of %d)\n", + l_comp_no, l_num_comp); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + l_comp_no = backup_compno % l_num_comp; + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n" + "- setting component number to %d\n", + l_comp_no); + } + + /* keep your private count of tiles */ + backup_compno++; + }; +#endif /* USE_JPWL */ + + if (l_comp_no >= p_j2k->m_private_image->numcomps) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid component number: %d, regarding the number of components %d\n", + l_comp_no, p_j2k->m_private_image->numcomps); + return OPJ_FALSE; + } + + if (! opj_j2k_read_SQcd_SQcc(p_j2k,l_comp_no,p_header_data,&p_header_size,p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n"); + return OPJ_FALSE; + } + + if (p_header_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading QCC marker\n"); + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_poc( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_nb_comp; + OPJ_UINT32 l_nb_poc; + OPJ_UINT32 l_poc_size; + OPJ_UINT32 l_written_size = 0; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_poc_room; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]; + l_nb_comp = p_j2k->m_private_image->numcomps; + l_nb_poc = 1 + l_tcp->numpocs; + + if (l_nb_comp <= 256) { + l_poc_room = 1; + } + else { + l_poc_room = 2; + } + l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc; + + if (l_poc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_poc_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write POC marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_poc_size; + } + + opj_j2k_write_poc_in_memory(p_j2k,p_j2k->m_specific_param.m_encoder.m_header_tile_data,&l_written_size,p_manager); + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_poc_size,p_manager) != l_poc_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +void opj_j2k_write_poc_in_memory( opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 i; + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_nb_comp; + OPJ_UINT32 l_nb_poc; + OPJ_UINT32 l_poc_size; + opj_image_t *l_image = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + opj_poc_t *l_current_poc = 00; + OPJ_UINT32 l_poc_room; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + + l_tcp = &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]; + l_tccp = &l_tcp->tccps[0]; + l_image = p_j2k->m_private_image; + l_nb_comp = l_image->numcomps; + l_nb_poc = 1 + l_tcp->numpocs; + + if (l_nb_comp <= 256) { + l_poc_room = 1; + } + else { + l_poc_room = 2; + } + + l_poc_size = 4 + (5 + 2 * l_poc_room) * l_nb_poc; + + l_current_data = p_data; + + opj_write_bytes(l_current_data,J2K_MS_POC,2); /* POC */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_poc_size-2,2); /* Lpoc */ + l_current_data += 2; + + l_current_poc = l_tcp->pocs; + for (i = 0; i < l_nb_poc; ++i) { + opj_write_bytes(l_current_data,l_current_poc->resno0,1); /* RSpoc_i */ + ++l_current_data; + + opj_write_bytes(l_current_data,l_current_poc->compno0,l_poc_room); /* CSpoc_i */ + l_current_data+=l_poc_room; + + opj_write_bytes(l_current_data,l_current_poc->layno1,2); /* LYEpoc_i */ + l_current_data+=2; + + opj_write_bytes(l_current_data,l_current_poc->resno1,1); /* REpoc_i */ + ++l_current_data; + + opj_write_bytes(l_current_data,l_current_poc->compno1,l_poc_room); /* CEpoc_i */ + l_current_data+=l_poc_room; + + opj_write_bytes(l_current_data,l_current_poc->prg,1); /* Ppoc_i */ + ++l_current_data; + + /* change the value of the max layer according to the actual number of layers in the file, components and resolutions*/ + l_current_poc->layno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->layno1, (OPJ_INT32)l_tcp->numlayers); + l_current_poc->resno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->resno1, (OPJ_INT32)l_tccp->numresolutions); + l_current_poc->compno1 = (OPJ_UINT32)opj_int_min((OPJ_INT32)l_current_poc->compno1, (OPJ_INT32)l_nb_comp); + + ++l_current_poc; + } + + *p_data_written = l_poc_size; +} + +OPJ_UINT32 opj_j2k_get_max_poc_size(opj_j2k_t *p_j2k) +{ + opj_tcp_t * l_tcp = 00; + OPJ_UINT32 l_nb_tiles = 0; + OPJ_UINT32 l_max_poc = 0; + OPJ_UINT32 i; + + l_tcp = p_j2k->m_cp.tcps; + l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + + for (i=0;i<l_nb_tiles;++i) { + l_max_poc = opj_uint_max(l_max_poc,l_tcp->numpocs); + ++l_tcp; + } + + ++l_max_poc; + + return 4 + 9 * l_max_poc; +} + +OPJ_UINT32 opj_j2k_get_max_toc_size (opj_j2k_t *p_j2k) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_nb_tiles; + OPJ_UINT32 l_max = 0; + opj_tcp_t * l_tcp = 00; + + l_tcp = p_j2k->m_cp.tcps; + l_nb_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th ; + + for (i=0;i<l_nb_tiles;++i) { + l_max = opj_uint_max(l_max,l_tcp->m_nb_tile_parts); + + ++l_tcp; + } + + return 12 * l_max; +} + +OPJ_UINT32 opj_j2k_get_specific_header_sizes(opj_j2k_t *p_j2k) +{ + OPJ_UINT32 l_nb_bytes = 0; + OPJ_UINT32 l_nb_comps; + OPJ_UINT32 l_coc_bytes,l_qcc_bytes; + + l_nb_comps = p_j2k->m_private_image->numcomps - 1; + l_nb_bytes += opj_j2k_get_max_toc_size(p_j2k); + + if (!(OPJ_IS_CINEMA(p_j2k->m_cp.rsiz))) { + l_coc_bytes = opj_j2k_get_max_coc_size(p_j2k); + l_nb_bytes += l_nb_comps * l_coc_bytes; + + l_qcc_bytes = opj_j2k_get_max_qcc_size(p_j2k); + l_nb_bytes += l_nb_comps * l_qcc_bytes; + } + + l_nb_bytes += opj_j2k_get_max_poc_size(p_j2k); + + /*** DEVELOPER CORNER, Add room for your headers ***/ + + return l_nb_bytes; +} + +/** + * Reads a POC marker (Progression Order Change) + * + * @param p_header_data the data contained in the POC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the POC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_poc ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 i, l_nb_comp, l_tmp; + opj_image_t * l_image = 00; + OPJ_UINT32 l_old_poc_nb, l_current_poc_nb, l_current_poc_remaining; + OPJ_UINT32 l_chunk_size, l_comp_room; + + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_poc_t *l_current_poc = 00; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_image = p_j2k->m_private_image; + l_nb_comp = l_image->numcomps; + if (l_nb_comp <= 256) { + l_comp_room = 1; + } + else { + l_comp_room = 2; + } + l_chunk_size = 5 + 2 * l_comp_room; + l_current_poc_nb = p_header_size / l_chunk_size; + l_current_poc_remaining = p_header_size % l_chunk_size; + + if ((l_current_poc_nb <= 0) || (l_current_poc_remaining != 0)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading POC marker\n"); + return OPJ_FALSE; + } + + l_cp = &(p_j2k->m_cp); + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + l_old_poc_nb = l_tcp->POC ? l_tcp->numpocs + 1 : 0; + l_current_poc_nb += l_old_poc_nb; + + if(l_current_poc_nb >= 32) + { + opj_event_msg(p_manager, EVT_ERROR, "Too many POCs %d\n", l_current_poc_nb); + return OPJ_FALSE; + } + assert(l_current_poc_nb < 32); + + /* now poc is in use.*/ + l_tcp->POC = 1; + + l_current_poc = &l_tcp->pocs[l_old_poc_nb]; + for (i = l_old_poc_nb; i < l_current_poc_nb; ++i) { + opj_read_bytes(p_header_data,&(l_current_poc->resno0),1); /* RSpoc_i */ + ++p_header_data; + opj_read_bytes(p_header_data,&(l_current_poc->compno0),l_comp_room); /* CSpoc_i */ + p_header_data+=l_comp_room; + opj_read_bytes(p_header_data,&(l_current_poc->layno1),2); /* LYEpoc_i */ + /* make sure layer end is in acceptable bounds */ + l_current_poc->layno1 = opj_uint_min(l_current_poc->layno1, l_tcp->numlayers); + p_header_data+=2; + opj_read_bytes(p_header_data,&(l_current_poc->resno1),1); /* REpoc_i */ + ++p_header_data; + opj_read_bytes(p_header_data,&(l_current_poc->compno1),l_comp_room); /* CEpoc_i */ + p_header_data+=l_comp_room; + opj_read_bytes(p_header_data,&l_tmp,1); /* Ppoc_i */ + ++p_header_data; + l_current_poc->prg = (OPJ_PROG_ORDER) l_tmp; + /* make sure comp is in acceptable bounds */ + l_current_poc->compno1 = opj_uint_min(l_current_poc->compno1, l_nb_comp); + ++l_current_poc; + } + + l_tcp->numpocs = l_current_poc_nb - 1; + return OPJ_TRUE; +} + +/** + * Reads a CRG marker (Component registration) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_crg ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_nb_comp; + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_nb_comp = p_j2k->m_private_image->numcomps; + + if (p_header_size != l_nb_comp *4) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading CRG marker\n"); + return OPJ_FALSE; + } + /* Do not care of this at the moment since only local variables are set here */ + /* + for + (i = 0; i < l_nb_comp; ++i) + { + opj_read_bytes(p_header_data,&l_Xcrg_i,2); // Xcrg_i + p_header_data+=2; + opj_read_bytes(p_header_data,&l_Ycrg_i,2); // Xcrg_i + p_header_data+=2; + } + */ + return OPJ_TRUE; +} + +/** + * Reads a TLM marker (Tile Length Marker) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_tlm ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_Ztlm, l_Stlm, l_ST, l_SP, l_tot_num_tp_remaining, l_quotient, l_Ptlm_size; + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + if (p_header_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n"); + return OPJ_FALSE; + } + p_header_size -= 2; + + opj_read_bytes(p_header_data,&l_Ztlm,1); /* Ztlm */ + ++p_header_data; + opj_read_bytes(p_header_data,&l_Stlm,1); /* Stlm */ + ++p_header_data; + + l_ST = ((l_Stlm >> 4) & 0x3); + l_SP = (l_Stlm >> 6) & 0x1; + + l_Ptlm_size = (l_SP + 1) * 2; + l_quotient = l_Ptlm_size + l_ST; + + l_tot_num_tp_remaining = p_header_size % l_quotient; + + if (l_tot_num_tp_remaining != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading TLM marker\n"); + return OPJ_FALSE; + } + /* FIXME Do not care of this at the moment since only local variables are set here */ + /* + for + (i = 0; i < l_tot_num_tp; ++i) + { + opj_read_bytes(p_header_data,&l_Ttlm_i,l_ST); // Ttlm_i + p_header_data += l_ST; + opj_read_bytes(p_header_data,&l_Ptlm_i,l_Ptlm_size); // Ptlm_i + p_header_data += l_Ptlm_size; + }*/ + return OPJ_TRUE; +} + +/** + * Reads a PLM marker (Packet length, main header marker) + * + * @param p_header_data the data contained in the TLM box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the TLM marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_plm ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + if (p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n"); + return OPJ_FALSE; + } + /* Do not care of this at the moment since only local variables are set here */ + /* + opj_read_bytes(p_header_data,&l_Zplm,1); // Zplm + ++p_header_data; + --p_header_size; + + while + (p_header_size > 0) + { + opj_read_bytes(p_header_data,&l_Nplm,1); // Nplm + ++p_header_data; + p_header_size -= (1+l_Nplm); + if + (p_header_size < 0) + { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n"); + return false; + } + for + (i = 0; i < l_Nplm; ++i) + { + opj_read_bytes(p_header_data,&l_tmp,1); // Iplm_ij + ++p_header_data; + // take only the last seven bytes + l_packet_len |= (l_tmp & 0x7f); + if + (l_tmp & 0x80) + { + l_packet_len <<= 7; + } + else + { + // store packet length and proceed to next packet + l_packet_len = 0; + } + } + if + (l_packet_len != 0) + { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PLM marker\n"); + return false; + } + } + */ + return OPJ_TRUE; +} + +/** + * Reads a PLT marker (Packet length, tile-part header) + * + * @param p_header_data the data contained in the PLT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the PLT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_plt ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_Zplt, l_tmp, l_packet_len = 0, i; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + if (p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data,&l_Zplt,1); /* Zplt */ + ++p_header_data; + --p_header_size; + + for (i = 0; i < p_header_size; ++i) { + opj_read_bytes(p_header_data,&l_tmp,1); /* Iplt_ij */ + ++p_header_data; + /* take only the last seven bytes */ + l_packet_len |= (l_tmp & 0x7f); + if (l_tmp & 0x80) { + l_packet_len <<= 7; + } + else { + /* store packet length and proceed to next packet */ + l_packet_len = 0; + } + } + + if (l_packet_len != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PLT marker\n"); + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +#if 0 +OPJ_BOOL j2k_read_ppm_v2 ( + opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + struct opj_event_mgr * p_manager + ) +{ + + opj_cp_t *l_cp = 00; + OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + if (p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n"); + return OPJ_FALSE; + } + + l_cp = &(p_j2k->m_cp); + l_cp->ppm = 1; + + opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */ + ++p_header_data; + --p_header_size; + + /* First PPM marker */ + if (l_Z_ppm == 0) { + if (p_header_size < 4) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */ + p_header_data+=4; + p_header_size-=4; + + /* First PPM marker: Initialization */ + l_cp->ppm_len = l_N_ppm; + l_cp->ppm_data_size = 0; + + l_cp->ppm_buffer = (OPJ_BYTE *) opj_malloc(l_cp->ppm_len); + if (l_cp->ppm_buffer == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n"); + return OPJ_FALSE; + } + memset(l_cp->ppm_buffer,0,l_cp->ppm_len); + + l_cp->ppm_data = l_cp->ppm_buffer; + } + + while (1) { + if (l_cp->ppm_data_size == l_cp->ppm_len) { + if (p_header_size >= 4) { + /* read a N_ppm */ + opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */ + p_header_data+=4; + p_header_size-=4; + l_cp->ppm_len += l_N_ppm ; + + OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len); + if (! new_ppm_buffer) { + opj_free(l_cp->ppm_buffer); + l_cp->ppm_buffer = NULL; + l_cp->ppm_len = 0; + l_cp->ppm_data = NULL; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory reading ppm marker\n"); + return OPJ_FALSE; + } + l_cp->ppm_buffer = new_ppm_buffer; + memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm); + l_cp->ppm_data = l_cp->ppm_buffer; + } + else { + return OPJ_FALSE; + } + } + + l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size; + + if (l_remaining_data <= p_header_size) { + /* we must store less information than available in the packet */ + memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data); + l_cp->ppm_data_size = l_cp->ppm_len; + p_header_size -= l_remaining_data; + p_header_data += l_remaining_data; + } + else { + memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size); + l_cp->ppm_data_size += p_header_size; + p_header_data += p_header_size; + p_header_size = 0; + break; + } + } + + return OPJ_TRUE; +} +#endif + +OPJ_BOOL j2k_read_ppm_v3 ( + opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + struct opj_event_mgr * p_manager + ) +{ + opj_cp_t *l_cp = 00; + OPJ_UINT32 l_remaining_data, l_Z_ppm, l_N_ppm; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + /* Minimum size of PPM marker is equal to the size of Zppm element */ + if (p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n"); + return OPJ_FALSE; + } + + l_cp = &(p_j2k->m_cp); + l_cp->ppm = 1; + + opj_read_bytes(p_header_data,&l_Z_ppm,1); /* Z_ppm */ + ++p_header_data; + --p_header_size; + + /* First PPM marker */ + if (l_Z_ppm == 0) { + if (l_cp->ppm_data != NULL) { + opj_event_msg(p_manager, EVT_ERROR, "Zppm O already processed. Found twice.\n"); + opj_free(l_cp->ppm_data); + l_cp->ppm_data = NULL; + l_cp->ppm_buffer = NULL; + l_cp->ppm = 0; /* do not use PPM */ + return OPJ_FALSE; + } + /* We need now at least the Nppm^0 element */ + if (p_header_size < 4) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */ + p_header_data+=4; + p_header_size-=4; + + /* sanity check: how much bytes is left for Ippm */ + if( p_header_size < l_N_ppm ) + { + opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes (%u) to hold Ippm series (%u), Index (%d)\n", p_header_size, l_N_ppm, l_Z_ppm ); + opj_free(l_cp->ppm_data); + l_cp->ppm_data = NULL; + l_cp->ppm_buffer = NULL; + l_cp->ppm = 0; /* do not use PPM */ + return OPJ_FALSE; + } + + /* First PPM marker: Initialization */ + l_cp->ppm_len = l_N_ppm; + l_cp->ppm_data_read = 0; + + l_cp->ppm_data = (OPJ_BYTE *) opj_calloc(1,l_cp->ppm_len); + l_cp->ppm_buffer = l_cp->ppm_data; + if (l_cp->ppm_data == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n"); + return OPJ_FALSE; + } + + l_cp->ppm_data_current = l_cp->ppm_data; + + /*l_cp->ppm_data = l_cp->ppm_buffer;*/ + } + else { + if (p_header_size < 4) { + opj_event_msg(p_manager, EVT_WARNING, "Empty PPM marker\n"); + return OPJ_TRUE; + } + else { + /* Uncompleted Ippm series in the previous PPM marker?*/ + if (l_cp->ppm_data_read < l_cp->ppm_len) { + /* Get the place where add the remaining Ippm series*/ + l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_data_read]); + l_N_ppm = l_cp->ppm_len - l_cp->ppm_data_read; + } + else { + OPJ_BYTE *new_ppm_data; + opj_read_bytes(p_header_data,&l_N_ppm,4); /* First N_ppm */ + p_header_data+=4; + p_header_size-=4; + + /* sanity check: how much bytes is left for Ippm */ + if( p_header_size < l_N_ppm ) + { + opj_event_msg(p_manager, EVT_ERROR, "Not enough bytes (%u) to hold Ippm series (%u), Index (%d)\n", p_header_size, l_N_ppm, l_Z_ppm ); + opj_free(l_cp->ppm_data); + l_cp->ppm_data = NULL; + l_cp->ppm_buffer = NULL; + l_cp->ppm = 0; /* do not use PPM */ + return OPJ_FALSE; + } + /* Increase the size of ppm_data to add the new Ippm series*/ + assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating"); + new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm); + if (! new_ppm_data) { + opj_free(l_cp->ppm_data); + l_cp->ppm_data = NULL; + l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */ + l_cp->ppm_len = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new Ippm series\n"); + return OPJ_FALSE; + } + l_cp->ppm_data = new_ppm_data; + l_cp->ppm_buffer = l_cp->ppm_data; + + /* Keep the position of the place where concatenate the new series*/ + l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]); + l_cp->ppm_len += l_N_ppm; + } + } + } + + l_remaining_data = p_header_size; + + while (l_remaining_data >= l_N_ppm) { + /* read a complete Ippm series*/ + memcpy(l_cp->ppm_data_current, p_header_data, l_N_ppm); + p_header_size -= l_N_ppm; + p_header_data += l_N_ppm; + + l_cp->ppm_data_read += l_N_ppm; /* Increase the number of data read*/ + + if (p_header_size) + { + if (p_header_size < 4) { + opj_free(l_cp->ppm_data); + l_cp->ppm_data = NULL; + l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */ + l_cp->ppm_len = 0; + l_cp->ppm = 0; + opj_event_msg(p_manager, EVT_ERROR, "Error reading PPM marker\n"); + return OPJ_FALSE; + } + opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm^i */ + p_header_data+=4; + p_header_size-=4; + } + else { + l_remaining_data = p_header_size; + break; + } + + l_remaining_data = p_header_size; + + /* Next Ippm series is a complete series ?*/ + if (l_remaining_data >= l_N_ppm) { + OPJ_BYTE *new_ppm_data; + /* Increase the size of ppm_data to add the new Ippm series*/ + assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating"); + /* Overflow check */ + if ((l_cp->ppm_len + l_N_ppm) < l_N_ppm) { + opj_free(l_cp->ppm_data); + l_cp->ppm_data = NULL; + l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */ + l_cp->ppm_len = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (complete) Ippm series\n"); + return OPJ_FALSE; + } + new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm); + if (! new_ppm_data) { + opj_free(l_cp->ppm_data); + l_cp->ppm_data = NULL; + l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */ + l_cp->ppm_len = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (complete) Ippm series\n"); + return OPJ_FALSE; + } + l_cp->ppm_data = new_ppm_data; + l_cp->ppm_buffer = l_cp->ppm_data; + + /* Keep the position of the place where concatenate the new series */ + l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]); + l_cp->ppm_len += l_N_ppm; + } + + } + + /* Need to read an incomplete Ippm series*/ + if (l_remaining_data) { + OPJ_BYTE *new_ppm_data; + assert(l_cp->ppm_data == l_cp->ppm_buffer && "We need ppm_data and ppm_buffer to be the same when reallocating"); + + /* Overflow check */ + if ((l_cp->ppm_len + l_N_ppm) < l_N_ppm) { + opj_free(l_cp->ppm_data); + l_cp->ppm_data = NULL; + l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */ + l_cp->ppm_len = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (complete) Ippm series\n"); + return OPJ_FALSE; + } + new_ppm_data = (OPJ_BYTE *) opj_realloc(l_cp->ppm_data, l_cp->ppm_len + l_N_ppm); + if (! new_ppm_data) { + opj_free(l_cp->ppm_data); + l_cp->ppm_data = NULL; + l_cp->ppm_buffer = NULL; /* TODO: no need for a new local variable: ppm_buffer and ppm_data are enough */ + l_cp->ppm_len = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to increase the size of ppm_data to add the new (incomplete) Ippm series\n"); + return OPJ_FALSE; + } + l_cp->ppm_data = new_ppm_data; + l_cp->ppm_buffer = l_cp->ppm_data; + + /* Keep the position of the place where concatenate the new series*/ + l_cp->ppm_data_current = &(l_cp->ppm_data[l_cp->ppm_len]); + l_cp->ppm_len += l_N_ppm; + + /* Read incomplete Ippm series*/ + memcpy(l_cp->ppm_data_current, p_header_data, l_remaining_data); + p_header_size -= l_remaining_data; + p_header_data += l_remaining_data; + + l_cp->ppm_data_read += l_remaining_data; /* Increase the number of data read*/ + } + +#ifdef CLEAN_MSD + + if (l_cp->ppm_data_size == l_cp->ppm_len) { + if (p_header_size >= 4) { + /* read a N_ppm*/ + opj_read_bytes(p_header_data,&l_N_ppm,4); /* N_ppm */ + p_header_data+=4; + p_header_size-=4; + l_cp->ppm_len += l_N_ppm ; + + OPJ_BYTE *new_ppm_buffer = (OPJ_BYTE *) opj_realloc(l_cp->ppm_buffer, l_cp->ppm_len); + if (! new_ppm_buffer) { + opj_free(l_cp->ppm_buffer); + l_cp->ppm_buffer = NULL; + l_cp->ppm_len = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read ppm marker\n"); + return OPJ_FALSE; + } + l_cp->ppm_buffer = new_ppm_buffer; + memset(l_cp->ppm_buffer+l_cp->ppm_data_size,0,l_N_ppm); + + l_cp->ppm_data = l_cp->ppm_buffer; + } + else { + return OPJ_FALSE; + } + } + + l_remaining_data = l_cp->ppm_len - l_cp->ppm_data_size; + + if (l_remaining_data <= p_header_size) { + /* we must store less information than available in the packet */ + memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , l_remaining_data); + l_cp->ppm_data_size = l_cp->ppm_len; + p_header_size -= l_remaining_data; + p_header_data += l_remaining_data; + } + else { + memcpy(l_cp->ppm_buffer + l_cp->ppm_data_size , p_header_data , p_header_size); + l_cp->ppm_data_size += p_header_size; + p_header_data += p_header_size; + p_header_size = 0; + break; + } + } +#endif + return OPJ_TRUE; +} + +/** + * Reads a PPT marker (Packed packet headers, tile-part header) + * + * @param p_header_data the data contained in the PPT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the PPT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_ppt ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_Z_ppt; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + /* We need to have the Z_ppt element at minimum */ + if (p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker\n"); + return OPJ_FALSE; + } + + l_cp = &(p_j2k->m_cp); + if (l_cp->ppm){ + opj_event_msg(p_manager, EVT_ERROR, "Error reading PPT marker: packet header have been previously found in the main header (PPM marker).\n"); + return OPJ_FALSE; + } + + l_tcp = &(l_cp->tcps[p_j2k->m_current_tile_number]); + l_tcp->ppt = 1; + + opj_read_bytes(p_header_data,&l_Z_ppt,1); /* Z_ppt */ + ++p_header_data; + --p_header_size; + + /* Allocate buffer to read the packet header */ + if (l_Z_ppt == 0) { + /* First PPT marker */ + l_tcp->ppt_data_size = 0; + l_tcp->ppt_len = p_header_size; + + opj_free(l_tcp->ppt_buffer); + l_tcp->ppt_buffer = (OPJ_BYTE *) opj_calloc(l_tcp->ppt_len, sizeof(OPJ_BYTE) ); + if (l_tcp->ppt_buffer == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n"); + return OPJ_FALSE; + } + l_tcp->ppt_data = l_tcp->ppt_buffer; + + /* memset(l_tcp->ppt_buffer,0,l_tcp->ppt_len); */ + } + else { + OPJ_BYTE *new_ppt_buffer; + l_tcp->ppt_len += p_header_size; + + new_ppt_buffer = (OPJ_BYTE *) opj_realloc(l_tcp->ppt_buffer, l_tcp->ppt_len); + if (! new_ppt_buffer) { + opj_free(l_tcp->ppt_buffer); + l_tcp->ppt_buffer = NULL; + l_tcp->ppt_len = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read PPT marker\n"); + return OPJ_FALSE; + } + l_tcp->ppt_buffer = new_ppt_buffer; + l_tcp->ppt_data = l_tcp->ppt_buffer; + + memset(l_tcp->ppt_buffer+l_tcp->ppt_data_size,0,p_header_size); + } + + /* Read packet header from buffer */ + memcpy(l_tcp->ppt_buffer+l_tcp->ppt_data_size,p_header_data,p_header_size); + + l_tcp->ppt_data_size += p_header_size; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_tlm( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_tlm_size; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_tlm_size = 6 + (5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts); + + if (l_tlm_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_tlm_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write TLM marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_tlm_size; + } + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + /* change the way data is written to avoid seeking if possible */ + /* TODO */ + p_j2k->m_specific_param.m_encoder.m_tlm_start = opj_stream_tell(p_stream); + + opj_write_bytes(l_current_data,J2K_MS_TLM,2); /* TLM */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_tlm_size-2,2); /* Lpoc */ + l_current_data += 2; + + opj_write_bytes(l_current_data,0,1); /* Ztlm=0*/ + ++l_current_data; + + opj_write_bytes(l_current_data,0x50,1); /* Stlm ST=1(8bits-255 tiles max),SP=1(Ptlm=32bits) */ + ++l_current_data; + + /* do nothing on the 5 * l_j2k->m_specific_param.m_encoder.m_total_tile_parts remaining data */ + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_tlm_size,p_manager) != l_tlm_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_sot( opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + const opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + opj_write_bytes(p_data,J2K_MS_SOT,2); /* SOT */ + p_data += 2; + + opj_write_bytes(p_data,10,2); /* Lsot */ + p_data += 2; + + opj_write_bytes(p_data, p_j2k->m_current_tile_number,2); /* Isot */ + p_data += 2; + + /* Psot */ + p_data += 4; + + opj_write_bytes(p_data, p_j2k->m_specific_param.m_encoder.m_current_tile_part_number,1); /* TPsot */ + ++p_data; + + opj_write_bytes(p_data, p_j2k->m_cp.tcps[p_j2k->m_current_tile_number].m_nb_tile_parts,1); /* TNsot */ + ++p_data; + + /* UniPG>> */ +#ifdef USE_JPWL + /* update markers struct */ +/* + OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOT, p_j2k->sot_start, len + 2); +*/ + assert( 0 && "TODO" ); +#endif /* USE_JPWL */ + + * p_data_written = 12; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_read_sot ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ) +{ + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_tot_len, l_num_parts = 0; + OPJ_UINT32 l_current_part; + OPJ_UINT32 l_tile_x,l_tile_y; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + /* Size of this marker is fixed = 12 (we have already read marker and its size)*/ + if (p_header_size != 8) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading SOT marker\n"); + return OPJ_FALSE; + } + + l_cp = &(p_j2k->m_cp); + opj_read_bytes(p_header_data,&(p_j2k->m_current_tile_number),2); /* Isot */ + p_header_data+=2; + + /* testcase 2.pdf.SIGFPE.706.1112 */ + if (p_j2k->m_current_tile_number >= l_cp->tw * l_cp->th) { + opj_event_msg(p_manager, EVT_ERROR, "Invalid tile number %d\n", p_j2k->m_current_tile_number); + return OPJ_FALSE; + } + + l_tcp = &l_cp->tcps[p_j2k->m_current_tile_number]; + l_tile_x = p_j2k->m_current_tile_number % l_cp->tw; + l_tile_y = p_j2k->m_current_tile_number / l_cp->tw; + +#ifdef USE_JPWL + if (l_cp->correct) { + + OPJ_UINT32 tileno = p_j2k->m_current_tile_number; + static OPJ_UINT32 backup_tileno = 0; + + /* tileno is negative or larger than the number of tiles!!! */ + if (tileno > (l_cp->tw * l_cp->th)) { + opj_event_msg(p_manager, EVT_ERROR, + "JPWL: bad tile number (%d out of a maximum of %d)\n", + tileno, (l_cp->tw * l_cp->th)); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + tileno = backup_tileno; + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n" + "- setting tile number to %d\n", + tileno); + } + + /* keep your private count of tiles */ + backup_tileno++; + }; +#endif /* USE_JPWL */ + + /* look for the tile in the list of already processed tile (in parts). */ + /* Optimization possible here with a more complex data structure and with the removing of tiles */ + /* since the time taken by this function can only grow at the time */ + + opj_read_bytes(p_header_data,&l_tot_len,4); /* Psot */ + p_header_data+=4; + + /* PSot should be equal to zero or >=14 or <= 2^32-1 */ + if ((l_tot_len !=0 ) && (l_tot_len < 14) ) + { + if (l_tot_len == 12 ) /* MSD: Special case for the PHR data which are read by kakadu*/ + { + opj_event_msg(p_manager, EVT_WARNING, "Empty SOT marker detected: Psot=%d.\n", l_tot_len); + } + else + { + opj_event_msg(p_manager, EVT_ERROR, "Psot value is not correct regards to the JPEG2000 norm: %d.\n", l_tot_len); + return OPJ_FALSE; + } + } + +#ifdef USE_JPWL + if (l_cp->correct) { + + /* totlen is negative or larger than the bytes left!!! */ + if (/*(l_tot_len < 0) ||*/ (l_tot_len > p_header_size ) ) { /* FIXME it seems correct; for info in V1 -> (p_stream_numbytesleft(p_stream) + 8))) { */ + opj_event_msg(p_manager, EVT_ERROR, + "JPWL: bad tile byte size (%d bytes against %d bytes left)\n", + l_tot_len, p_header_size ); /* FIXME it seems correct; for info in V1 -> p_stream_numbytesleft(p_stream) + 8); */ + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + l_tot_len = 0; + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust this\n" + "- setting Psot to %d => assuming it is the last tile\n", + l_tot_len); + } + }; +#endif /* USE_JPWL */ + + /* Ref A.4.2: Psot could be equal zero if it is the last tile-part of the codestream.*/ + if (!l_tot_len) { + opj_event_msg(p_manager, EVT_INFO, "Psot value of the current tile-part is equal to zero, " + "we assuming it is the last tile-part of the codestream.\n"); + p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1; + } + + opj_read_bytes(p_header_data,&l_current_part ,1); /* TPsot */ + ++p_header_data; + + opj_read_bytes(p_header_data,&l_num_parts ,1); /* TNsot */ + ++p_header_data; + + if (l_num_parts != 0) { /* Number of tile-part header is provided by this tile-part header */ + /* Useful to manage the case of textGBR.jp2 file because two values of TNSot are allowed: the correct numbers of + * tile-parts for that tile and zero (A.4.2 of 15444-1 : 2002). */ + if (l_tcp->m_nb_tile_parts) { + if (l_current_part >= l_tcp->m_nb_tile_parts){ + opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current " + "number of tile-part (%d), giving up\n", l_current_part, l_tcp->m_nb_tile_parts ); + p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1; + return OPJ_FALSE; + } + } + if( l_current_part >= l_num_parts ) { + /* testcase 451.pdf.SIGSEGV.ce9.3723 */ + opj_event_msg(p_manager, EVT_ERROR, "In SOT marker, TPSot (%d) is not valid regards to the current " + "number of tile-part (header) (%d), giving up\n", l_current_part, l_num_parts ); + p_j2k->m_specific_param.m_decoder.m_last_tile_part = 1; + return OPJ_FALSE; + } + l_tcp->m_nb_tile_parts = l_num_parts; + } + + /* If know the number of tile part header we will check if we didn't read the last*/ + if (l_tcp->m_nb_tile_parts) { + if (l_tcp->m_nb_tile_parts == (l_current_part+1)) { + p_j2k->m_specific_param.m_decoder.m_can_decode = 1; /* Process the last tile-part header*/ + } + } + + if (!p_j2k->m_specific_param.m_decoder.m_last_tile_part){ + /* Keep the size of data to skip after this marker */ + p_j2k->m_specific_param.m_decoder.m_sot_length = l_tot_len - 12; /* SOT_marker_size = 12 */ + } + else { + /* FIXME: need to be computed from the number of bytes remaining in the codestream */ + p_j2k->m_specific_param.m_decoder.m_sot_length = 0; + } + + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPH; + + /* Check if the current tile is outside the area we want decode or not corresponding to the tile index*/ + if (p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec == -1) { + p_j2k->m_specific_param.m_decoder.m_skip_data = + (l_tile_x < p_j2k->m_specific_param.m_decoder.m_start_tile_x) + || (l_tile_x >= p_j2k->m_specific_param.m_decoder.m_end_tile_x) + || (l_tile_y < p_j2k->m_specific_param.m_decoder.m_start_tile_y) + || (l_tile_y >= p_j2k->m_specific_param.m_decoder.m_end_tile_y); + } + else { + assert( p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec >= 0 ); + p_j2k->m_specific_param.m_decoder.m_skip_data = + (p_j2k->m_current_tile_number != (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec); + } + + /* Index */ + if (p_j2k->cstr_index) + { + assert(p_j2k->cstr_index->tile_index != 00); + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number; + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno = l_current_part; + + if (l_num_parts != 0){ + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].nb_tps = l_num_parts; + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_num_parts; + + if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) { + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = + (opj_tp_index_t*)opj_calloc(l_num_parts, sizeof(opj_tp_index_t)); + if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n"); + return OPJ_FALSE; + } + } + else { + opj_tp_index_t *new_tp_index = (opj_tp_index_t *) opj_realloc( + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, l_num_parts* sizeof(opj_tp_index_t)); + if (! new_tp_index) { + opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index); + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n"); + return OPJ_FALSE; + } + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index; + } + } + else{ + /*if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index)*/ { + + if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) { + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 10; + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = + (opj_tp_index_t*)opj_calloc( p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps, + sizeof(opj_tp_index_t)); + if (!p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index) { + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n"); + return OPJ_FALSE; + } + } + + if ( l_current_part >= p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps ){ + opj_tp_index_t *new_tp_index; + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = l_current_part + 1; + new_tp_index = (opj_tp_index_t *) opj_realloc( + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index, + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps * sizeof(opj_tp_index_t)); + if (! new_tp_index) { + opj_free(p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index); + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = NULL; + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].current_nb_tps = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read SOT marker. Tile index allocation failed\n"); + return OPJ_FALSE; + } + p_j2k->cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index = new_tp_index; + } + } + + } + + } + + /* FIXME move this onto a separate method to call before reading any SOT, remove part about main_end header, use a index struct inside p_j2k */ + /* if (p_j2k->cstr_info) { + if (l_tcp->first) { + if (tileno == 0) { + p_j2k->cstr_info->main_head_end = p_stream_tell(p_stream) - 13; + } + + p_j2k->cstr_info->tile[tileno].tileno = tileno; + p_j2k->cstr_info->tile[tileno].start_pos = p_stream_tell(p_stream) - 12; + p_j2k->cstr_info->tile[tileno].end_pos = p_j2k->cstr_info->tile[tileno].start_pos + totlen - 1; + p_j2k->cstr_info->tile[tileno].num_tps = numparts; + + if (numparts) { + p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(numparts * sizeof(opj_tp_info_t)); + } + else { + p_j2k->cstr_info->tile[tileno].tp = (opj_tp_info_t *) opj_malloc(10 * sizeof(opj_tp_info_t)); // Fixme (10) + } + } + else { + p_j2k->cstr_info->tile[tileno].end_pos += totlen; + } + + p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos = p_stream_tell(p_stream) - 12; + p_j2k->cstr_info->tile[tileno].tp[partno].tp_end_pos = + p_j2k->cstr_info->tile[tileno].tp[partno].tp_start_pos + totlen - 1; + }*/ + return OPJ_TRUE; + } + +OPJ_BOOL opj_j2k_write_sod( opj_j2k_t *p_j2k, + opj_tcd_t * p_tile_coder, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 p_total_data_size, + const opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + opj_codestream_info_t *l_cstr_info = 00; + OPJ_UINT32 l_remaining_data; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + opj_write_bytes(p_data,J2K_MS_SOD,2); /* SOD */ + p_data += 2; + + /* make room for the EOF marker */ + l_remaining_data = p_total_data_size - 4; + + /* update tile coder */ + p_tile_coder->tp_num = p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number ; + p_tile_coder->cur_tp_num = p_j2k->m_specific_param.m_encoder.m_current_tile_part_number; + + /* INDEX >> */ + /* TODO mergeV2: check this part which use cstr_info */ + /*l_cstr_info = p_j2k->cstr_info; + if (l_cstr_info) { + if (!p_j2k->m_specific_param.m_encoder.m_current_tile_part_number ) { + //TODO cstr_info->tile[p_j2k->m_current_tile_number].end_header = p_stream_tell(p_stream) + p_j2k->pos_correction - 1; + l_cstr_info->tile[p_j2k->m_current_tile_number].tileno = p_j2k->m_current_tile_number; + } + else {*/ + /* + TODO + if + (cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno - 1].end_pos < p_stream_tell(p_stream)) + { + cstr_info->tile[p_j2k->m_current_tile_number].packet[cstr_info->packno].start_pos = p_stream_tell(p_stream); + }*/ + /*}*/ + /* UniPG>> */ +#ifdef USE_JPWL + /* update markers struct */ + /*OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_SOD, p_j2k->sod_start, 2); +*/ + assert( 0 && "TODO" ); +#endif /* USE_JPWL */ + /* <<UniPG */ + /*}*/ + /* << INDEX */ + + if (p_j2k->m_specific_param.m_encoder.m_current_tile_part_number == 0) { + p_tile_coder->tcd_image->tiles->packno = 0; + if (l_cstr_info) { + l_cstr_info->packno = 0; + } + } + + *p_data_written = 0; + + if (! opj_tcd_encode_tile(p_tile_coder, p_j2k->m_current_tile_number, p_data, p_data_written, l_remaining_data , l_cstr_info)) { + opj_event_msg(p_manager, EVT_ERROR, "Cannot encode tile\n"); + return OPJ_FALSE; + } + + *p_data_written += 2; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_read_sod (opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_SIZE_T l_current_read_size; + opj_codestream_index_t * l_cstr_index = 00; + OPJ_BYTE ** l_current_data = 00; + opj_tcp_t * l_tcp = 00; + OPJ_UINT32 * l_tile_len = 00; + OPJ_BOOL l_sot_length_pb_detected = OPJ_FALSE; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]); + + if (p_j2k->m_specific_param.m_decoder.m_last_tile_part) { + /* opj_stream_get_number_byte_left returns OPJ_OFF_T + // but we are in the last tile part, + // so its result will fit on OPJ_UINT32 unless we find + // a file with a single tile part of more than 4 GB...*/ + p_j2k->m_specific_param.m_decoder.m_sot_length = (OPJ_UINT32)(opj_stream_get_number_byte_left(p_stream) - 2); + } + else { + /* Check to avoid pass the limit of OPJ_UINT32 */ + if (p_j2k->m_specific_param.m_decoder.m_sot_length >= 2 ) + p_j2k->m_specific_param.m_decoder.m_sot_length -= 2; + else { + /* MSD: case commented to support empty SOT marker (PHR data) */ + } + } + + l_current_data = &(l_tcp->m_data); + l_tile_len = &l_tcp->m_data_size; + + /* Patch to support new PHR data */ + if (p_j2k->m_specific_param.m_decoder.m_sot_length) { + /* If we are here, we'll try to read the data after allocation */ + /* Check enough bytes left in stream before allocation */ + if ((OPJ_OFF_T)p_j2k->m_specific_param.m_decoder.m_sot_length > opj_stream_get_number_byte_left(p_stream)) { + opj_event_msg(p_manager, EVT_ERROR, "Tile part length size inconsistent with stream length\n"); + return OPJ_FALSE; + } + if (! *l_current_data) { + /* LH: oddly enough, in this path, l_tile_len!=0. + * TODO: If this was consistant, we could simplify the code to only use realloc(), as realloc(0,...) default to malloc(0,...). + */ + *l_current_data = (OPJ_BYTE*) opj_malloc(p_j2k->m_specific_param.m_decoder.m_sot_length); + } + else { + OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(*l_current_data, *l_tile_len + p_j2k->m_specific_param.m_decoder.m_sot_length); + if (! l_new_current_data) { + opj_free(*l_current_data); + /*nothing more is done as l_current_data will be set to null, and just + afterward we enter in the error path + and the actual tile_len is updated (committed) at the end of the + function. */ + } + *l_current_data = l_new_current_data; + } + + if (*l_current_data == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile\n"); + return OPJ_FALSE; + } + } + else { + l_sot_length_pb_detected = OPJ_TRUE; + } + + /* Index */ + l_cstr_index = p_j2k->cstr_index; + if (l_cstr_index) { + OPJ_OFF_T l_current_pos = opj_stream_tell(p_stream) - 2; + + OPJ_UINT32 l_current_tile_part = l_cstr_index->tile_index[p_j2k->m_current_tile_number].current_tpsno; + l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_header = + l_current_pos; + l_cstr_index->tile_index[p_j2k->m_current_tile_number].tp_index[l_current_tile_part].end_pos = + l_current_pos + p_j2k->m_specific_param.m_decoder.m_sot_length + 2; + + if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number, + l_cstr_index, + J2K_MS_SOD, + l_current_pos, + p_j2k->m_specific_param.m_decoder.m_sot_length + 2)) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); + return OPJ_FALSE; + } + + /*l_cstr_index->packno = 0;*/ + } + + /* Patch to support new PHR data */ + if (!l_sot_length_pb_detected) { + l_current_read_size = opj_stream_read_data( + p_stream, + *l_current_data + *l_tile_len, + p_j2k->m_specific_param.m_decoder.m_sot_length, + p_manager); + } + else + { + l_current_read_size = 0; + } + + if (l_current_read_size != p_j2k->m_specific_param.m_decoder.m_sot_length) { + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC; + } + else { + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT; + } + + *l_tile_len += (OPJ_UINT32)l_current_read_size; + + return OPJ_TRUE; +} + + OPJ_BOOL opj_j2k_write_rgn(opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_UINT32 nb_comps, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_rgn_size; + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + OPJ_UINT32 l_comp_room; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp = &l_tcp->tccps[p_comp_no]; + + if (nb_comps <= 256) { + l_comp_room = 1; + } + else { + l_comp_room = 2; + } + + l_rgn_size = 6 + l_comp_room; + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data,J2K_MS_RGN,2); /* RGN */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_rgn_size-2,2); /* Lrgn */ + l_current_data += 2; + + opj_write_bytes(l_current_data,p_comp_no,l_comp_room); /* Crgn */ + l_current_data+=l_comp_room; + + opj_write_bytes(l_current_data, 0,1); /* Srgn */ + ++l_current_data; + + opj_write_bytes(l_current_data, (OPJ_UINT32)l_tccp->roishift,1); /* SPrgn */ + ++l_current_data; + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_rgn_size,p_manager) != l_rgn_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_eoc( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + opj_write_bytes(p_j2k->m_specific_param.m_encoder.m_header_tile_data,J2K_MS_EOC,2); /* EOC */ + +/* UniPG>> */ +#ifdef USE_JPWL + /* update markers struct */ + /* + OPJ_BOOL res = j2k_add_marker(p_j2k->cstr_info, J2K_MS_EOC, p_stream_tell(p_stream) - 2, 2); +*/ +#endif /* USE_JPWL */ + + if ( opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,2,p_manager) != 2) { + return OPJ_FALSE; + } + + if ( ! opj_stream_flush(p_stream,p_manager) ) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a RGN marker (Region Of Interest) + * + * @param p_header_data the data contained in the POC box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the POC marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_rgn (opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_nb_comp; + opj_image_t * l_image = 00; + + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_comp_room, l_comp_no, l_roi_sty; + + /* preconditions*/ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_image = p_j2k->m_private_image; + l_nb_comp = l_image->numcomps; + + if (l_nb_comp <= 256) { + l_comp_room = 1; } + else { + l_comp_room = 2; } + + if (p_header_size != 2 + l_comp_room) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading RGN marker\n"); + return OPJ_FALSE; + } + + l_cp = &(p_j2k->m_cp); + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + opj_read_bytes(p_header_data,&l_comp_no,l_comp_room); /* Crgn */ + p_header_data+=l_comp_room; + opj_read_bytes(p_header_data,&l_roi_sty,1); /* Srgn */ + ++p_header_data; + +#ifdef USE_JPWL + if (l_cp->correct) { + /* totlen is negative or larger than the bytes left!!! */ + if (l_comp_room >= l_nb_comp) { + opj_event_msg(p_manager, EVT_ERROR, + "JPWL: bad component number in RGN (%d when there are only %d)\n", + l_comp_room, l_nb_comp); + if (!JPWL_ASSUME || JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + } + }; +#endif /* USE_JPWL */ + + /* testcase 3635.pdf.asan.77.2930 */ + if (l_comp_no >= l_nb_comp) { + opj_event_msg(p_manager, EVT_ERROR, + "bad component number in RGN (%d when there are only %d)\n", + l_comp_no, l_nb_comp); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data,(OPJ_UINT32 *) (&(l_tcp->tccps[l_comp_no].roishift)),1); /* SPrgn */ + ++p_header_data; + + return OPJ_TRUE; + +} + +OPJ_FLOAT32 opj_j2k_get_tp_stride (opj_tcp_t * p_tcp) +{ + return (OPJ_FLOAT32) ((p_tcp->m_nb_tile_parts - 1) * 14); +} + +OPJ_FLOAT32 opj_j2k_get_default_stride (opj_tcp_t * p_tcp) +{ + (void)p_tcp; + return 0; +} + +OPJ_BOOL opj_j2k_update_rates( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + opj_cp_t * l_cp = 00; + opj_image_t * l_image = 00; + opj_tcp_t * l_tcp = 00; + opj_image_comp_t * l_img_comp = 00; + + OPJ_UINT32 i,j,k; + OPJ_INT32 l_x0,l_y0,l_x1,l_y1; + OPJ_FLOAT32 * l_rates = 0; + OPJ_FLOAT32 l_sot_remove; + OPJ_UINT32 l_bits_empty, l_size_pixel; + OPJ_UINT32 l_tile_size = 0; + OPJ_UINT32 l_last_res; + OPJ_FLOAT32 (* l_tp_stride_func)(opj_tcp_t *) = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_cp = &(p_j2k->m_cp); + l_image = p_j2k->m_private_image; + l_tcp = l_cp->tcps; + + l_bits_empty = 8 * l_image->comps->dx * l_image->comps->dy; + l_size_pixel = l_image->numcomps * l_image->comps->prec; + l_sot_remove = (OPJ_FLOAT32) opj_stream_tell(p_stream) / (OPJ_FLOAT32)(l_cp->th * l_cp->tw); + + if (l_cp->m_specific_param.m_enc.m_tp_on) { + l_tp_stride_func = opj_j2k_get_tp_stride; + } + else { + l_tp_stride_func = opj_j2k_get_default_stride; + } + + for (i=0;i<l_cp->th;++i) { + for (j=0;j<l_cp->tw;++j) { + OPJ_FLOAT32 l_offset = (OPJ_FLOAT32)(*l_tp_stride_func)(l_tcp) / (OPJ_FLOAT32)l_tcp->numlayers; + + /* 4 borders of the tile rescale on the image if necessary */ + l_x0 = opj_int_max((OPJ_INT32)(l_cp->tx0 + j * l_cp->tdx), (OPJ_INT32)l_image->x0); + l_y0 = opj_int_max((OPJ_INT32)(l_cp->ty0 + i * l_cp->tdy), (OPJ_INT32)l_image->y0); + l_x1 = opj_int_min((OPJ_INT32)(l_cp->tx0 + (j + 1) * l_cp->tdx), (OPJ_INT32)l_image->x1); + l_y1 = opj_int_min((OPJ_INT32)(l_cp->ty0 + (i + 1) * l_cp->tdy), (OPJ_INT32)l_image->y1); + + l_rates = l_tcp->rates; + + /* Modification of the RATE >> */ + if (*l_rates) { + *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0))) + / + ((*l_rates) * (OPJ_FLOAT32)l_bits_empty) + ) + - + l_offset; + } + + ++l_rates; + + for (k = 1; k < l_tcp->numlayers; ++k) { + if (*l_rates) { + *l_rates = (( (OPJ_FLOAT32) (l_size_pixel * (OPJ_UINT32)(l_x1 - l_x0) * (OPJ_UINT32)(l_y1 - l_y0))) + / + ((*l_rates) * (OPJ_FLOAT32)l_bits_empty) + ) + - + l_offset; + } + + ++l_rates; + } + + ++l_tcp; + + } + } + + l_tcp = l_cp->tcps; + + for (i=0;i<l_cp->th;++i) { + for (j=0;j<l_cp->tw;++j) { + l_rates = l_tcp->rates; + + if (*l_rates) { + *l_rates -= l_sot_remove; + + if (*l_rates < 30) { + *l_rates = 30; + } + } + + ++l_rates; + + l_last_res = l_tcp->numlayers - 1; + + for (k = 1; k < l_last_res; ++k) { + + if (*l_rates) { + *l_rates -= l_sot_remove; + + if (*l_rates < *(l_rates - 1) + 10) { + *l_rates = (*(l_rates - 1)) + 20; + } + } + + ++l_rates; + } + + if (*l_rates) { + *l_rates -= (l_sot_remove + 2.f); + + if (*l_rates < *(l_rates - 1) + 10) { + *l_rates = (*(l_rates - 1)) + 20; + } + } + + ++l_tcp; + } + } + + l_img_comp = l_image->comps; + l_tile_size = 0; + + for (i=0;i<l_image->numcomps;++i) { + l_tile_size += ( opj_uint_ceildiv(l_cp->tdx,l_img_comp->dx) + * + opj_uint_ceildiv(l_cp->tdy,l_img_comp->dy) + * + l_img_comp->prec + ); + + ++l_img_comp; + } + + l_tile_size = (OPJ_UINT32) (l_tile_size * 0.1625); /* 1.3/8 = 0.1625 */ + + l_tile_size += opj_j2k_get_specific_header_sizes(p_j2k); + + p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = l_tile_size; + p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = + (OPJ_BYTE *) opj_malloc(p_j2k->m_specific_param.m_encoder.m_encoded_tile_size); + if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data == 00) { + return OPJ_FALSE; + } + + if (OPJ_IS_CINEMA(l_cp->rsiz)) { + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = + (OPJ_BYTE *) opj_malloc(5*p_j2k->m_specific_param.m_encoder.m_total_tile_parts); + if (! p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) { + return OPJ_FALSE; + } + + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer; + } + + return OPJ_TRUE; +} + +#if 0 +OPJ_BOOL opj_j2k_read_eoc ( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + OPJ_UINT32 i; + opj_tcd_t * l_tcd = 00; + OPJ_UINT32 l_nb_tiles; + opj_tcp_t * l_tcp = 00; + OPJ_BOOL l_success; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + l_tcp = p_j2k->m_cp.tcps; + + l_tcd = opj_tcd_create(OPJ_TRUE); + if (l_tcd == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n"); + return OPJ_FALSE; + } + + for (i = 0; i < l_nb_tiles; ++i) { + if (l_tcp->m_data) { + if (! opj_tcd_init_decode_tile(l_tcd, i)) { + opj_tcd_destroy(l_tcd); + opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n"); + return OPJ_FALSE; + } + + l_success = opj_tcd_decode_tile(l_tcd, l_tcp->m_data, l_tcp->m_data_size, i, p_j2k->cstr_index); + /* cleanup */ + + if (! l_success) { + p_j2k->m_specific_param.m_decoder.m_state |= J2K_STATE_ERR; + break; + } + } + + opj_j2k_tcp_destroy(l_tcp); + ++l_tcp; + } + + opj_tcd_destroy(l_tcd); + return OPJ_TRUE; +} +#endif + +OPJ_BOOL opj_j2k_get_end_header(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + p_j2k->cstr_index->main_head_end = opj_stream_tell(p_stream); + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_mct_data_group( opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + OPJ_UINT32 i; + opj_simple_mcc_decorrelation_data_t * l_mcc_record; + opj_mct_data_t * l_mct_record; + opj_tcp_t * l_tcp; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + if (! opj_j2k_write_cbd(p_j2k,p_stream,p_manager)) { + return OPJ_FALSE; + } + + l_tcp = &(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]); + l_mct_record = l_tcp->m_mct_records; + + for (i=0;i<l_tcp->m_nb_mct_records;++i) { + + if (! opj_j2k_write_mct_record(p_j2k,l_mct_record,p_stream,p_manager)) { + return OPJ_FALSE; + } + + ++l_mct_record; + } + + l_mcc_record = l_tcp->m_mcc_records; + + for (i=0;i<l_tcp->m_nb_mcc_records;++i) { + + if (! opj_j2k_write_mcc_record(p_j2k,l_mcc_record,p_stream,p_manager)) { + return OPJ_FALSE; + } + + ++l_mcc_record; + } + + if (! opj_j2k_write_mco(p_j2k,p_stream,p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +#if 0 +OPJ_BOOL opj_j2k_write_all_coc(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + OPJ_UINT32 compno; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) + { + if (! opj_j2k_write_coc(p_j2k,compno,p_stream, p_manager)) { + return OPJ_FALSE; + } + } + + return OPJ_TRUE; +} +#endif + +#if 0 +OPJ_BOOL opj_j2k_write_all_qcc(opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + OPJ_UINT32 compno; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) + { + if (! opj_j2k_write_qcc(p_j2k,compno,p_stream, p_manager)) { + return OPJ_FALSE; + } + } + + return OPJ_TRUE; +} +#endif + + +OPJ_BOOL opj_j2k_write_regions( opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + OPJ_UINT32 compno; + const opj_tccp_t *l_tccp = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_tccp = p_j2k->m_cp.tcps->tccps; + + for (compno = 0; compno < p_j2k->m_private_image->numcomps; ++compno) { + if (l_tccp->roishift) { + + if (! opj_j2k_write_rgn(p_j2k,0,compno,p_j2k->m_private_image->numcomps,p_stream,p_manager)) { + return OPJ_FALSE; + } + } + + ++l_tccp; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_epc( opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + opj_codestream_index_t * l_cstr_index = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_cstr_index = p_j2k->cstr_index; + if (l_cstr_index) { + l_cstr_index->codestream_size = (OPJ_UINT64)opj_stream_tell(p_stream); + /* UniPG>> */ + /* The following adjustment is done to adjust the codestream size */ + /* if SOD is not at 0 in the buffer. Useful in case of JP2, where */ + /* the first bunch of bytes is not in the codestream */ + l_cstr_index->codestream_size -= (OPJ_UINT64)l_cstr_index->main_head_start; + /* <<UniPG */ + } + +#ifdef USE_JPWL + /* preparation of JPWL marker segments */ +#if 0 + if(cp->epc_on) { + + /* encode according to JPWL */ + jpwl_encode(p_j2k, p_stream, image); + + } +#endif + assert( 0 && "TODO" ); +#endif /* USE_JPWL */ + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_read_unk ( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + OPJ_UINT32 *output_marker, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_unknown_marker; + const opj_dec_memory_marker_handler_t * l_marker_handler; + OPJ_UINT32 l_size_unk = 2; + + /* preconditions*/ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + opj_event_msg(p_manager, EVT_WARNING, "Unknown marker\n"); + + while(1) { + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/ + if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* read 2 bytes as the new marker ID*/ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_unknown_marker,2); + + if (!(l_unknown_marker < 0xff00)) { + + /* Get the marker handler from the marker ID*/ + l_marker_handler = opj_j2k_get_marker_handler(l_unknown_marker); + + if (!(p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states)) { + opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n"); + return OPJ_FALSE; + } + else { + if (l_marker_handler->id != J2K_MS_UNK) { + /* Add the marker to the codestream index*/ + if (l_marker_handler->id != J2K_MS_SOT) + { + OPJ_BOOL res = opj_j2k_add_mhmarker(p_j2k->cstr_index, J2K_MS_UNK, + (OPJ_UINT32) opj_stream_tell(p_stream) - l_size_unk, + l_size_unk); + if (res == OPJ_FALSE) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); + return OPJ_FALSE; + } + } + break; /* next marker is known and well located */ + } + else + l_size_unk += 2; + } + } + } + + *output_marker = l_marker_handler->id ; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_mct_record( opj_j2k_t *p_j2k, + opj_mct_data_t * p_mct_record, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + OPJ_UINT32 l_mct_size; + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_tmp; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_mct_size = 10 + p_mct_record->m_data_size; + + if (l_mct_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mct_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCT marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mct_size; + } + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data,J2K_MS_MCT,2); /* MCT */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_mct_size-2,2); /* Lmct */ + l_current_data += 2; + + opj_write_bytes(l_current_data,0,2); /* Zmct */ + l_current_data += 2; + + /* only one marker atm */ + l_tmp = (p_mct_record->m_index & 0xff) | (p_mct_record->m_array_type << 8) | (p_mct_record->m_element_type << 10); + + opj_write_bytes(l_current_data,l_tmp,2); + l_current_data += 2; + + opj_write_bytes(l_current_data,0,2); /* Ymct */ + l_current_data+=2; + + memcpy(l_current_data,p_mct_record->m_data,p_mct_record->m_data_size); + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mct_size,p_manager) != l_mct_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a MCT marker (Multiple Component Transform) + * + * @param p_header_data the data contained in the MCT box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the MCT marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_mct ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 i; + opj_tcp_t *l_tcp = 00; + OPJ_UINT32 l_tmp; + OPJ_UINT32 l_indix; + opj_mct_data_t * l_mct_data; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + + l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ? + &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + if (p_header_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n"); + return OPJ_FALSE; + } + + /* first marker */ + opj_read_bytes(p_header_data,&l_tmp,2); /* Zmct */ + p_header_data += 2; + if (l_tmp != 0) { + opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge mct data within multiple MCT records\n"); + return OPJ_TRUE; + } + + if(p_header_size <= 6) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n"); + return OPJ_FALSE; + } + + /* Imct -> no need for other values, take the first, type is double with decorrelation x0000 1101 0000 0000*/ + opj_read_bytes(p_header_data,&l_tmp,2); /* Imct */ + p_header_data += 2; + + l_indix = l_tmp & 0xff; + l_mct_data = l_tcp->m_mct_records; + + for (i=0;i<l_tcp->m_nb_mct_records;++i) { + if (l_mct_data->m_index == l_indix) { + break; + } + ++l_mct_data; + } + + /* NOT FOUND */ + if (i == l_tcp->m_nb_mct_records) { + if (l_tcp->m_nb_mct_records == l_tcp->m_nb_max_mct_records) { + opj_mct_data_t *new_mct_records; + l_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS; + + new_mct_records = (opj_mct_data_t *) opj_realloc(l_tcp->m_mct_records, l_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t)); + if (! new_mct_records) { + opj_free(l_tcp->m_mct_records); + l_tcp->m_mct_records = NULL; + l_tcp->m_nb_max_mct_records = 0; + l_tcp->m_nb_mct_records = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCT marker\n"); + return OPJ_FALSE; + } + l_tcp->m_mct_records = new_mct_records; + l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records; + memset(l_mct_data ,0,(l_tcp->m_nb_max_mct_records - l_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t)); + } + + l_mct_data = l_tcp->m_mct_records + l_tcp->m_nb_mct_records; + ++l_tcp->m_nb_mct_records; + } + + if (l_mct_data->m_data) { + opj_free(l_mct_data->m_data); + l_mct_data->m_data = 00; + } + + l_mct_data->m_index = l_indix; + l_mct_data->m_array_type = (J2K_MCT_ARRAY_TYPE)((l_tmp >> 8) & 3); + l_mct_data->m_element_type = (J2K_MCT_ELEMENT_TYPE)((l_tmp >> 10) & 3); + + opj_read_bytes(p_header_data,&l_tmp,2); /* Ymct */ + p_header_data+=2; + if (l_tmp != 0) { + opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple MCT markers\n"); + return OPJ_TRUE; + } + + p_header_size -= 6; + + l_mct_data->m_data = (OPJ_BYTE*)opj_malloc(p_header_size); + if (! l_mct_data->m_data) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCT marker\n"); + return OPJ_FALSE; + } + memcpy(l_mct_data->m_data,p_header_data,p_header_size); + + l_mct_data->m_data_size = p_header_size; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_mcc_record( opj_j2k_t *p_j2k, + struct opj_simple_mcc_decorrelation_data * p_mcc_record, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_mcc_size; + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_nb_bytes_for_comp; + OPJ_UINT32 l_mask; + OPJ_UINT32 l_tmcc; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + if (p_mcc_record->m_nb_comps > 255 ) { + l_nb_bytes_for_comp = 2; + l_mask = 0x8000; + } + else { + l_nb_bytes_for_comp = 1; + l_mask = 0; + } + + l_mcc_size = p_mcc_record->m_nb_comps * 2 * l_nb_bytes_for_comp + 19; + if (l_mcc_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) + { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mcc_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCC marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mcc_size; + } + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data,J2K_MS_MCC,2); /* MCC */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_mcc_size-2,2); /* Lmcc */ + l_current_data += 2; + + /* first marker */ + opj_write_bytes(l_current_data,0,2); /* Zmcc */ + l_current_data += 2; + + opj_write_bytes(l_current_data,p_mcc_record->m_index,1); /* Imcc -> no need for other values, take the first */ + ++l_current_data; + + /* only one marker atm */ + opj_write_bytes(l_current_data,0,2); /* Ymcc */ + l_current_data+=2; + + opj_write_bytes(l_current_data,1,2); /* Qmcc -> number of collections -> 1 */ + l_current_data+=2; + + opj_write_bytes(l_current_data,0x1,1); /* Xmcci type of component transformation -> array based decorrelation */ + ++l_current_data; + + opj_write_bytes(l_current_data,p_mcc_record->m_nb_comps | l_mask,2); /* Nmcci number of input components involved and size for each component offset = 8 bits */ + l_current_data+=2; + + for (i=0;i<p_mcc_record->m_nb_comps;++i) { + opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Cmccij Component offset*/ + l_current_data+=l_nb_bytes_for_comp; + } + + opj_write_bytes(l_current_data,p_mcc_record->m_nb_comps|l_mask,2); /* Mmcci number of output components involved and size for each component offset = 8 bits */ + l_current_data+=2; + + for (i=0;i<p_mcc_record->m_nb_comps;++i) + { + opj_write_bytes(l_current_data,i,l_nb_bytes_for_comp); /* Wmccij Component offset*/ + l_current_data+=l_nb_bytes_for_comp; + } + + l_tmcc = ((!p_mcc_record->m_is_irreversible)&1)<<16; + + if (p_mcc_record->m_decorrelation_array) { + l_tmcc |= p_mcc_record->m_decorrelation_array->m_index; + } + + if (p_mcc_record->m_offset_array) { + l_tmcc |= ((p_mcc_record->m_offset_array->m_index)<<8); + } + + opj_write_bytes(l_current_data,l_tmcc,3); /* Tmcci : use MCT defined as number 1 and irreversible array based. */ + l_current_data+=3; + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mcc_size,p_manager) != l_mcc_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_read_mcc ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager ) +{ + OPJ_UINT32 i,j; + OPJ_UINT32 l_tmp; + OPJ_UINT32 l_indix; + opj_tcp_t * l_tcp; + opj_simple_mcc_decorrelation_data_t * l_mcc_record; + opj_mct_data_t * l_mct_data; + OPJ_UINT32 l_nb_collections; + OPJ_UINT32 l_nb_comps; + OPJ_UINT32 l_nb_bytes_by_comp; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ? + &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + if (p_header_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + /* first marker */ + opj_read_bytes(p_header_data,&l_tmp,2); /* Zmcc */ + p_header_data += 2; + if (l_tmp != 0) { + opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n"); + return OPJ_TRUE; + } + + if (p_header_size < 7) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data,&l_indix,1); /* Imcc -> no need for other values, take the first */ + ++p_header_data; + + l_mcc_record = l_tcp->m_mcc_records; + + for(i=0;i<l_tcp->m_nb_mcc_records;++i) { + if (l_mcc_record->m_index == l_indix) { + break; + } + ++l_mcc_record; + } + + /** NOT FOUND */ + if (i == l_tcp->m_nb_mcc_records) { + if (l_tcp->m_nb_mcc_records == l_tcp->m_nb_max_mcc_records) { + opj_simple_mcc_decorrelation_data_t *new_mcc_records; + l_tcp->m_nb_max_mcc_records += OPJ_J2K_MCC_DEFAULT_NB_RECORDS; + + new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc( + l_tcp->m_mcc_records, l_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t)); + if (! new_mcc_records) { + opj_free(l_tcp->m_mcc_records); + l_tcp->m_mcc_records = NULL; + l_tcp->m_nb_max_mcc_records = 0; + l_tcp->m_nb_mcc_records = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read MCC marker\n"); + return OPJ_FALSE; + } + l_tcp->m_mcc_records = new_mcc_records; + l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records; + memset(l_mcc_record,0,(l_tcp->m_nb_max_mcc_records-l_tcp->m_nb_mcc_records) * sizeof(opj_simple_mcc_decorrelation_data_t)); + } + l_mcc_record = l_tcp->m_mcc_records + l_tcp->m_nb_mcc_records; + } + l_mcc_record->m_index = l_indix; + + /* only one marker atm */ + opj_read_bytes(p_header_data,&l_tmp,2); /* Ymcc */ + p_header_data+=2; + if (l_tmp != 0) { + opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple data spanning\n"); + return OPJ_TRUE; + } + + opj_read_bytes(p_header_data,&l_nb_collections,2); /* Qmcc -> number of collections -> 1 */ + p_header_data+=2; + + if (l_nb_collections > 1) { + opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple collections\n"); + return OPJ_TRUE; + } + + p_header_size -= 7; + + for (i=0;i<l_nb_collections;++i) { + if (p_header_size < 3) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data,&l_tmp,1); /* Xmcci type of component transformation -> array based decorrelation */ + ++p_header_data; + + if (l_tmp != 1) { + opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections other than array decorrelation\n"); + return OPJ_TRUE; + } + + opj_read_bytes(p_header_data,&l_nb_comps,2); + + p_header_data+=2; + p_header_size-=3; + + l_nb_bytes_by_comp = 1 + (l_nb_comps>>15); + l_mcc_record->m_nb_comps = l_nb_comps & 0x7fff; + + if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 2); + + for (j=0;j<l_mcc_record->m_nb_comps;++j) { + opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Cmccij Component offset*/ + p_header_data+=l_nb_bytes_by_comp; + + if (l_tmp != j) { + opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n"); + return OPJ_TRUE; + } + } + + opj_read_bytes(p_header_data,&l_nb_comps,2); + p_header_data+=2; + + l_nb_bytes_by_comp = 1 + (l_nb_comps>>15); + l_nb_comps &= 0x7fff; + + if (l_nb_comps != l_mcc_record->m_nb_comps) { + opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections without same number of indixes\n"); + return OPJ_TRUE; + } + + if (p_header_size < (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + p_header_size -= (l_nb_bytes_by_comp * l_mcc_record->m_nb_comps + 3); + + for (j=0;j<l_mcc_record->m_nb_comps;++j) { + opj_read_bytes(p_header_data,&l_tmp,l_nb_bytes_by_comp); /* Wmccij Component offset*/ + p_header_data+=l_nb_bytes_by_comp; + + if (l_tmp != j) { + opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge collections with indix shuffle\n"); + return OPJ_TRUE; + } + } + + opj_read_bytes(p_header_data,&l_tmp,3); /* Wmccij Component offset*/ + p_header_data += 3; + + l_mcc_record->m_is_irreversible = ! ((l_tmp>>16) & 1); + l_mcc_record->m_decorrelation_array = 00; + l_mcc_record->m_offset_array = 00; + + l_indix = l_tmp & 0xff; + if (l_indix != 0) { + l_mct_data = l_tcp->m_mct_records; + for (j=0;j<l_tcp->m_nb_mct_records;++j) { + if (l_mct_data->m_index == l_indix) { + l_mcc_record->m_decorrelation_array = l_mct_data; + break; + } + ++l_mct_data; + } + + if (l_mcc_record->m_decorrelation_array == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + } + + l_indix = (l_tmp >> 8) & 0xff; + if (l_indix != 0) { + l_mct_data = l_tcp->m_mct_records; + for (j=0;j<l_tcp->m_nb_mct_records;++j) { + if (l_mct_data->m_index == l_indix) { + l_mcc_record->m_offset_array = l_mct_data; + break; + } + ++l_mct_data; + } + + if (l_mcc_record->m_offset_array == 00) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + } + } + + if (p_header_size != 0) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCC marker\n"); + return OPJ_FALSE; + } + + ++l_tcp->m_nb_mcc_records; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_mco( opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager + ) +{ + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_mco_size; + opj_tcp_t * l_tcp = 00; + opj_simple_mcc_decorrelation_data_t * l_mcc_record; + OPJ_UINT32 i; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_tcp =&(p_j2k->m_cp.tcps[p_j2k->m_current_tile_number]); + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + l_mco_size = 5 + l_tcp->m_nb_mcc_records; + if (l_mco_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_mco_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write MCO marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_mco_size; + } + + opj_write_bytes(l_current_data,J2K_MS_MCO,2); /* MCO */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_mco_size-2,2); /* Lmco */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_tcp->m_nb_mcc_records,1); /* Nmco : only one tranform stage*/ + ++l_current_data; + + l_mcc_record = l_tcp->m_mcc_records; + for (i=0;i<l_tcp->m_nb_mcc_records;++i) { + opj_write_bytes(l_current_data,l_mcc_record->m_index,1);/* Imco -> use the mcc indicated by 1*/ + ++l_current_data; + + ++l_mcc_record; + } + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_mco_size,p_manager) != l_mco_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a MCO marker (Multiple Component Transform Ordering) + * + * @param p_header_data the data contained in the MCO box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the MCO marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_mco ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_tmp, i; + OPJ_UINT32 l_nb_stages; + opj_tcp_t * l_tcp; + opj_tccp_t * l_tccp; + opj_image_t * l_image; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_image = p_j2k->m_private_image; + l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ? + &p_j2k->m_cp.tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + if (p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading MCO marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data,&l_nb_stages,1); /* Nmco : only one tranform stage*/ + ++p_header_data; + + if (l_nb_stages > 1) { + opj_event_msg(p_manager, EVT_WARNING, "Cannot take in charge multiple transformation stages.\n"); + return OPJ_TRUE; + } + + if (p_header_size != l_nb_stages + 1) { + opj_event_msg(p_manager, EVT_WARNING, "Error reading MCO marker\n"); + return OPJ_FALSE; + } + + l_tccp = l_tcp->tccps; + + for (i=0;i<l_image->numcomps;++i) { + l_tccp->m_dc_level_shift = 0; + ++l_tccp; + } + + if (l_tcp->m_mct_decoding_matrix) { + opj_free(l_tcp->m_mct_decoding_matrix); + l_tcp->m_mct_decoding_matrix = 00; + } + + for (i=0;i<l_nb_stages;++i) { + opj_read_bytes(p_header_data,&l_tmp,1); + ++p_header_data; + + if (! opj_j2k_add_mct(l_tcp,p_j2k->m_private_image,l_tmp)) { + return OPJ_FALSE; + } + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_add_mct(opj_tcp_t * p_tcp, opj_image_t * p_image, OPJ_UINT32 p_index) +{ + OPJ_UINT32 i; + opj_simple_mcc_decorrelation_data_t * l_mcc_record; + opj_mct_data_t * l_deco_array, * l_offset_array; + OPJ_UINT32 l_data_size,l_mct_size, l_offset_size; + OPJ_UINT32 l_nb_elem; + OPJ_UINT32 * l_offset_data, * l_current_offset_data; + opj_tccp_t * l_tccp; + + /* preconditions */ + assert(p_tcp != 00); + + l_mcc_record = p_tcp->m_mcc_records; + + for (i=0;i<p_tcp->m_nb_mcc_records;++i) { + if (l_mcc_record->m_index == p_index) { + break; + } + } + + if (i==p_tcp->m_nb_mcc_records) { + /** element discarded **/ + return OPJ_TRUE; + } + + if (l_mcc_record->m_nb_comps != p_image->numcomps) { + /** do not support number of comps != image */ + return OPJ_TRUE; + } + + l_deco_array = l_mcc_record->m_decorrelation_array; + + if (l_deco_array) { + l_data_size = MCT_ELEMENT_SIZE[l_deco_array->m_element_type] * p_image->numcomps * p_image->numcomps; + if (l_deco_array->m_data_size != l_data_size) { + return OPJ_FALSE; + } + + l_nb_elem = p_image->numcomps * p_image->numcomps; + l_mct_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_FLOAT32); + p_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size); + + if (! p_tcp->m_mct_decoding_matrix ) { + return OPJ_FALSE; + } + + j2k_mct_read_functions_to_float[l_deco_array->m_element_type](l_deco_array->m_data,p_tcp->m_mct_decoding_matrix,l_nb_elem); + } + + l_offset_array = l_mcc_record->m_offset_array; + + if (l_offset_array) { + l_data_size = MCT_ELEMENT_SIZE[l_offset_array->m_element_type] * p_image->numcomps; + if (l_offset_array->m_data_size != l_data_size) { + return OPJ_FALSE; + } + + l_nb_elem = p_image->numcomps; + l_offset_size = l_nb_elem * (OPJ_UINT32)sizeof(OPJ_UINT32); + l_offset_data = (OPJ_UINT32*)opj_malloc(l_offset_size); + + if (! l_offset_data ) { + return OPJ_FALSE; + } + + j2k_mct_read_functions_to_int32[l_offset_array->m_element_type](l_offset_array->m_data,l_offset_data,l_nb_elem); + + l_tccp = p_tcp->tccps; + l_current_offset_data = l_offset_data; + + for (i=0;i<p_image->numcomps;++i) { + l_tccp->m_dc_level_shift = (OPJ_INT32)*(l_current_offset_data++); + ++l_tccp; + } + + opj_free(l_offset_data); + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_cbd( opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_cbd_size; + OPJ_BYTE * l_current_data = 00; + opj_image_t *l_image = 00; + opj_image_comp_t * l_comp = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_image = p_j2k->m_private_image; + l_cbd_size = 6 + p_j2k->m_private_image->numcomps; + + if (l_cbd_size > p_j2k->m_specific_param.m_encoder.m_header_tile_data_size) { + OPJ_BYTE *new_header_tile_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_encoder.m_header_tile_data, l_cbd_size); + if (! new_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = NULL; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to write CBD marker\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_encoder.m_header_tile_data = new_header_tile_data; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = l_cbd_size; + } + + l_current_data = p_j2k->m_specific_param.m_encoder.m_header_tile_data; + + opj_write_bytes(l_current_data,J2K_MS_CBD,2); /* CBD */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_cbd_size-2,2); /* L_CBD */ + l_current_data += 2; + + opj_write_bytes(l_current_data,l_image->numcomps, 2); /* Ncbd */ + l_current_data+=2; + + l_comp = l_image->comps; + + for (i=0;i<l_image->numcomps;++i) { + opj_write_bytes(l_current_data, (l_comp->sgnd << 7) | (l_comp->prec - 1), 1); /* Component bit depth */ + ++l_current_data; + + ++l_comp; + } + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_header_tile_data,l_cbd_size,p_manager) != l_cbd_size) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +/** + * Reads a CBD marker (Component bit depth definition) + * @param p_header_data the data contained in the CBD box. + * @param p_j2k the jpeg2000 codec. + * @param p_header_size the size of the data contained in the CBD marker. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_read_cbd ( opj_j2k_t *p_j2k, + OPJ_BYTE * p_header_data, + OPJ_UINT32 p_header_size, + opj_event_mgr_t * p_manager + ) +{ + OPJ_UINT32 l_nb_comp,l_num_comp; + OPJ_UINT32 l_comp_def; + OPJ_UINT32 i; + opj_image_comp_t * l_comp = 00; + + /* preconditions */ + assert(p_header_data != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + l_num_comp = p_j2k->m_private_image->numcomps; + + if (p_header_size != (p_j2k->m_private_image->numcomps + 2)) { + opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n"); + return OPJ_FALSE; + } + + opj_read_bytes(p_header_data,&l_nb_comp,2); /* Ncbd */ + p_header_data+=2; + + if (l_nb_comp != l_num_comp) { + opj_event_msg(p_manager, EVT_ERROR, "Crror reading CBD marker\n"); + return OPJ_FALSE; + } + + l_comp = p_j2k->m_private_image->comps; + for (i=0;i<l_num_comp;++i) { + opj_read_bytes(p_header_data,&l_comp_def,1); /* Component bit depth */ + ++p_header_data; + l_comp->sgnd = (l_comp_def>>7) & 1; + l_comp->prec = (l_comp_def&0x7f) + 1; + ++l_comp; + } + + return OPJ_TRUE; +} + +/* ----------------------------------------------------------------------- */ +/* J2K / JPT decoder interface */ +/* ----------------------------------------------------------------------- */ + +void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters) +{ + if(j2k && parameters) { + j2k->m_cp.m_specific_param.m_dec.m_layer = parameters->cp_layer; + j2k->m_cp.m_specific_param.m_dec.m_reduce = parameters->cp_reduce; + +#ifdef USE_JPWL + j2k->m_cp.correct = parameters->jpwl_correct; + j2k->m_cp.exp_comps = parameters->jpwl_exp_comps; + j2k->m_cp.max_tiles = parameters->jpwl_max_tiles; +#endif /* USE_JPWL */ + } +} + +/* ----------------------------------------------------------------------- */ +/* J2K encoder interface */ +/* ----------------------------------------------------------------------- */ + +opj_j2k_t* opj_j2k_create_compress(void) +{ + opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1,sizeof(opj_j2k_t)); + if (!l_j2k) { + return NULL; + } + + + l_j2k->m_is_decoder = 0; + l_j2k->m_cp.m_is_decoder = 0; + + l_j2k->m_specific_param.m_encoder.m_header_tile_data = (OPJ_BYTE *) opj_malloc(OPJ_J2K_DEFAULT_HEADER_SIZE); + if (! l_j2k->m_specific_param.m_encoder.m_header_tile_data) { + opj_j2k_destroy(l_j2k); + return NULL; + } + + l_j2k->m_specific_param.m_encoder.m_header_tile_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE; + + /* validation list creation*/ + l_j2k->m_validation_list = opj_procedure_list_create(); + if (! l_j2k->m_validation_list) { + opj_j2k_destroy(l_j2k); + return NULL; + } + + /* execution list creation*/ + l_j2k->m_procedure_list = opj_procedure_list_create(); + if (! l_j2k->m_procedure_list) { + opj_j2k_destroy(l_j2k); + return NULL; + } + + return l_j2k; +} + +int opj_j2k_initialise_4K_poc(opj_poc_t *POC, int numres){ + POC[0].tile = 1; + POC[0].resno0 = 0; + POC[0].compno0 = 0; + POC[0].layno1 = 1; + POC[0].resno1 = (OPJ_UINT32)(numres-1); + POC[0].compno1 = 3; + POC[0].prg1 = OPJ_CPRL; + POC[1].tile = 1; + POC[1].resno0 = (OPJ_UINT32)(numres-1); + POC[1].compno0 = 0; + POC[1].layno1 = 1; + POC[1].resno1 = (OPJ_UINT32)numres; + POC[1].compno1 = 3; + POC[1].prg1 = OPJ_CPRL; + return 2; +} + +void opj_j2k_set_cinema_parameters(opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager) +{ + /* Configure cinema parameters */ + int i; + + /* No tiling */ + parameters->tile_size_on = OPJ_FALSE; + parameters->cp_tdx=1; + parameters->cp_tdy=1; + + /* One tile part for each component */ + parameters->tp_flag = 'C'; + parameters->tp_on = 1; + + /* Tile and Image shall be at (0,0) */ + parameters->cp_tx0 = 0; + parameters->cp_ty0 = 0; + parameters->image_offset_x0 = 0; + parameters->image_offset_y0 = 0; + + /* Codeblock size= 32*32 */ + parameters->cblockw_init = 32; + parameters->cblockh_init = 32; + + /* Codeblock style: no mode switch enabled */ + parameters->mode = 0; + + /* No ROI */ + parameters->roi_compno = -1; + + /* No subsampling */ + parameters->subsampling_dx = 1; + parameters->subsampling_dy = 1; + + /* 9-7 transform */ + parameters->irreversible = 1; + + /* Number of layers */ + if (parameters->tcp_numlayers > 1){ + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n" + "1 single quality layer" + "-> Number of layers forced to 1 (rather than %d)\n" + "-> Rate of the last layer (%3.1f) will be used", + parameters->tcp_numlayers, parameters->tcp_rates[parameters->tcp_numlayers-1]); + parameters->tcp_rates[0] = parameters->tcp_rates[parameters->tcp_numlayers-1]; + parameters->tcp_numlayers = 1; + } + + /* Resolution levels */ + switch (parameters->rsiz){ + case OPJ_PROFILE_CINEMA_2K: + if(parameters->numresolution > 6){ + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 (2k dc profile) requires:\n" + "Number of decomposition levels <= 5\n" + "-> Number of decomposition levels forced to 5 (rather than %d)\n", + parameters->numresolution+1); + parameters->numresolution = 6; + } + break; + case OPJ_PROFILE_CINEMA_4K: + if(parameters->numresolution < 2){ + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-4 (4k dc profile) requires:\n" + "Number of decomposition levels >= 1 && <= 6\n" + "-> Number of decomposition levels forced to 1 (rather than %d)\n", + parameters->numresolution+1); + parameters->numresolution = 1; + }else if(parameters->numresolution > 7){ + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-4 (4k dc profile) requires:\n" + "Number of decomposition levels >= 1 && <= 6\n" + "-> Number of decomposition levels forced to 6 (rather than %d)\n", + parameters->numresolution+1); + parameters->numresolution = 7; + } + break; + default : + break; + } + + /* Precincts */ + parameters->csty |= 0x01; + parameters->res_spec = parameters->numresolution-1; + for (i = 0; i<parameters->res_spec; i++) { + parameters->prcw_init[i] = 256; + parameters->prch_init[i] = 256; + } + + /* The progression order shall be CPRL */ + parameters->prog_order = OPJ_CPRL; + + /* Progression order changes for 4K, disallowed for 2K */ + if (parameters->rsiz == OPJ_PROFILE_CINEMA_4K) { + parameters->numpocs = (OPJ_UINT32)opj_j2k_initialise_4K_poc(parameters->POC,parameters->numresolution); + } else { + parameters->numpocs = 0; + } + + /* Limited bit-rate */ + parameters->cp_disto_alloc = 1; + if (parameters->max_cs_size <= 0) { + /* No rate has been introduced, 24 fps is assumed */ + parameters->max_cs_size = OPJ_CINEMA_24_CS; + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n" + "Maximum 1302083 compressed bytes @ 24fps\n" + "As no rate has been given, this limit will be used.\n"); + } else if (parameters->max_cs_size > OPJ_CINEMA_24_CS) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n" + "Maximum 1302083 compressed bytes @ 24fps\n" + "-> Specified rate exceeds this limit. Rate will be forced to 1302083 bytes.\n"); + parameters->max_cs_size = OPJ_CINEMA_24_CS; + } + + if (parameters->max_comp_size <= 0) { + /* No rate has been introduced, 24 fps is assumed */ + parameters->max_comp_size = OPJ_CINEMA_24_COMP; + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n" + "Maximum 1041666 compressed bytes @ 24fps\n" + "As no rate has been given, this limit will be used.\n"); + } else if (parameters->max_comp_size > OPJ_CINEMA_24_COMP) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 and 4 (2k/4k dc profile) requires:\n" + "Maximum 1041666 compressed bytes @ 24fps\n" + "-> Specified rate exceeds this limit. Rate will be forced to 1041666 bytes.\n"); + parameters->max_comp_size = OPJ_CINEMA_24_COMP; + } + + parameters->tcp_rates[0] = (OPJ_FLOAT32) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/ + (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * image->comps[0].dy); + +} + +OPJ_BOOL opj_j2k_is_cinema_compliant(opj_image_t *image, OPJ_UINT16 rsiz, opj_event_mgr_t *p_manager) +{ + OPJ_UINT32 i; + + /* Number of components */ + if (image->numcomps != 3){ + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 (2k dc profile) requires:\n" + "3 components" + "-> Number of components of input image (%d) is not compliant\n" + "-> Non-profile-3 codestream will be generated\n", + image->numcomps); + return OPJ_FALSE; + } + + /* Bitdepth */ + for (i = 0; i < image->numcomps; i++) { + if ((image->comps[i].bpp != 12) | (image->comps[i].sgnd)){ + char signed_str[] = "signed"; + char unsigned_str[] = "unsigned"; + char *tmp_str = image->comps[i].sgnd?signed_str:unsigned_str; + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 (2k dc profile) requires:\n" + "Precision of each component shall be 12 bits unsigned" + "-> At least component %d of input image (%d bits, %s) is not compliant\n" + "-> Non-profile-3 codestream will be generated\n", + i,image->comps[i].bpp, tmp_str); + return OPJ_FALSE; + } + } + + /* Image size */ + switch (rsiz){ + case OPJ_PROFILE_CINEMA_2K: + if (((image->comps[0].w > 2048) | (image->comps[0].h > 1080))){ + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-3 (2k dc profile) requires:\n" + "width <= 2048 and height <= 1080\n" + "-> Input image size %d x %d is not compliant\n" + "-> Non-profile-3 codestream will be generated\n", + image->comps[0].w,image->comps[0].h); + return OPJ_FALSE; + } + break; + case OPJ_PROFILE_CINEMA_4K: + if (((image->comps[0].w > 4096) | (image->comps[0].h > 2160))){ + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Profile-4 (4k dc profile) requires:\n" + "width <= 4096 and height <= 2160\n" + "-> Image size %d x %d is not compliant\n" + "-> Non-profile-4 codestream will be generated\n", + image->comps[0].w,image->comps[0].h); + return OPJ_FALSE; + } + break; + default : + break; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_setup_encoder( opj_j2k_t *p_j2k, + opj_cparameters_t *parameters, + opj_image_t *image, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 i, j, tileno, numpocs_tile; + opj_cp_t *cp = 00; + + if(!p_j2k || !parameters || ! image) { + return OPJ_FALSE; + } + + if ((parameters->numresolution <= 0) || (parameters->numresolution > OPJ_J2K_MAXRLVLS)) { + opj_event_msg(p_manager, EVT_ERROR, "Invalid number of resolutions : %d not in range [1,%d]\n", parameters->numresolution, OPJ_J2K_MAXRLVLS); + return OPJ_FALSE; + } + + /* keep a link to cp so that we can destroy it later in j2k_destroy_compress */ + cp = &(p_j2k->m_cp); + + /* set default values for cp */ + cp->tw = 1; + cp->th = 1; + + /* FIXME ADE: to be removed once deprecated cp_cinema and cp_rsiz have been removed */ + if (parameters->rsiz == OPJ_PROFILE_NONE) { /* consider deprecated fields only if RSIZ has not been set */ + OPJ_BOOL deprecated_used = OPJ_FALSE; + switch (parameters->cp_cinema){ + case OPJ_CINEMA2K_24: + parameters->rsiz = OPJ_PROFILE_CINEMA_2K; + parameters->max_cs_size = OPJ_CINEMA_24_CS; + parameters->max_comp_size = OPJ_CINEMA_24_COMP; + deprecated_used = OPJ_TRUE; + break; + case OPJ_CINEMA2K_48: + parameters->rsiz = OPJ_PROFILE_CINEMA_2K; + parameters->max_cs_size = OPJ_CINEMA_48_CS; + parameters->max_comp_size = OPJ_CINEMA_48_COMP; + deprecated_used = OPJ_TRUE; + break; + case OPJ_CINEMA4K_24: + parameters->rsiz = OPJ_PROFILE_CINEMA_4K; + parameters->max_cs_size = OPJ_CINEMA_24_CS; + parameters->max_comp_size = OPJ_CINEMA_24_COMP; + deprecated_used = OPJ_TRUE; + break; + case OPJ_OFF: + default: + break; + } + switch (parameters->cp_rsiz){ + case OPJ_CINEMA2K: + parameters->rsiz = OPJ_PROFILE_CINEMA_2K; + deprecated_used = OPJ_TRUE; + break; + case OPJ_CINEMA4K: + parameters->rsiz = OPJ_PROFILE_CINEMA_4K; + deprecated_used = OPJ_TRUE; + break; + case OPJ_MCT: + parameters->rsiz = OPJ_PROFILE_PART2 | OPJ_EXTENSION_MCT; + deprecated_used = OPJ_TRUE; + case OPJ_STD_RSIZ: + default: + break; + } + if (deprecated_used) { + opj_event_msg(p_manager, EVT_WARNING, + "Deprecated fields cp_cinema or cp_rsiz are used\n" + "Please consider using only the rsiz field\n" + "See openjpeg.h documentation for more details\n"); + } + } + + /* see if max_codestream_size does limit input rate */ + if (parameters->max_cs_size <= 0) { + if (parameters->tcp_rates[parameters->tcp_numlayers-1] > 0) { + OPJ_FLOAT32 temp_size; + temp_size =(OPJ_FLOAT32)(image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/ + (parameters->tcp_rates[parameters->tcp_numlayers-1] * 8 * (OPJ_FLOAT32)image->comps[0].dx * (OPJ_FLOAT32)image->comps[0].dy); + parameters->max_cs_size = (int) floor(temp_size); + } else { + parameters->max_cs_size = 0; + } + } else { + OPJ_FLOAT32 temp_rate; + OPJ_BOOL cap = OPJ_FALSE; + temp_rate = (OPJ_FLOAT32) (image->numcomps * image->comps[0].w * image->comps[0].h * image->comps[0].prec)/ + (OPJ_FLOAT32)(((OPJ_UINT32)parameters->max_cs_size) * 8 * image->comps[0].dx * image->comps[0].dy); + for (i = 0; i < (OPJ_UINT32) parameters->tcp_numlayers; i++) { + if (parameters->tcp_rates[i] < temp_rate) { + parameters->tcp_rates[i] = temp_rate; + cap = OPJ_TRUE; + } + } + if (cap) { + opj_event_msg(p_manager, EVT_WARNING, + "The desired maximum codestream size has limited\n" + "at least one of the desired quality layers\n"); + } + } + + /* Manage profiles and applications and set RSIZ */ + /* set cinema parameters if required */ + if (OPJ_IS_CINEMA(parameters->rsiz)){ + if ((parameters->rsiz == OPJ_PROFILE_CINEMA_S2K) + || (parameters->rsiz == OPJ_PROFILE_CINEMA_S4K)){ + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Scalable Digital Cinema profiles not yet supported\n"); + parameters->rsiz = OPJ_PROFILE_NONE; + } else { + opj_j2k_set_cinema_parameters(parameters,image,p_manager); + if (!opj_j2k_is_cinema_compliant(image,parameters->rsiz,p_manager)) { + parameters->rsiz = OPJ_PROFILE_NONE; + } + } + } else if (OPJ_IS_STORAGE(parameters->rsiz)) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Long Term Storage profile not yet supported\n"); + parameters->rsiz = OPJ_PROFILE_NONE; + } else if (OPJ_IS_BROADCAST(parameters->rsiz)) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Broadcast profiles not yet supported\n"); + parameters->rsiz = OPJ_PROFILE_NONE; + } else if (OPJ_IS_IMF(parameters->rsiz)) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 IMF profiles not yet supported\n"); + parameters->rsiz = OPJ_PROFILE_NONE; + } else if (OPJ_IS_PART2(parameters->rsiz)) { + if (parameters->rsiz == ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_NONE))) { + opj_event_msg(p_manager, EVT_WARNING, + "JPEG 2000 Part-2 profile defined\n" + "but no Part-2 extension enabled.\n" + "Profile set to NONE.\n"); + parameters->rsiz = OPJ_PROFILE_NONE; + } else if (parameters->rsiz != ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT))) { + opj_event_msg(p_manager, EVT_WARNING, + "Unsupported Part-2 extension enabled\n" + "Profile set to NONE.\n"); + parameters->rsiz = OPJ_PROFILE_NONE; + } + } + + /* + copy user encoding parameters + */ + cp->m_specific_param.m_enc.m_max_comp_size = (OPJ_UINT32)parameters->max_comp_size; + cp->rsiz = parameters->rsiz; + cp->m_specific_param.m_enc.m_disto_alloc = (OPJ_UINT32)parameters->cp_disto_alloc & 1u; + cp->m_specific_param.m_enc.m_fixed_alloc = (OPJ_UINT32)parameters->cp_fixed_alloc & 1u; + cp->m_specific_param.m_enc.m_fixed_quality = (OPJ_UINT32)parameters->cp_fixed_quality & 1u; + + /* mod fixed_quality */ + if (parameters->cp_fixed_alloc && parameters->cp_matrice) { + size_t array_size = (size_t)parameters->tcp_numlayers * (size_t)parameters->numresolution * 3 * sizeof(OPJ_INT32); + cp->m_specific_param.m_enc.m_matrice = (OPJ_INT32 *) opj_malloc(array_size); + if (!cp->m_specific_param.m_enc.m_matrice) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate copy of user encoding parameters matrix \n"); + return OPJ_FALSE; + } + memcpy(cp->m_specific_param.m_enc.m_matrice, parameters->cp_matrice, array_size); + } + + /* tiles */ + cp->tdx = (OPJ_UINT32)parameters->cp_tdx; + cp->tdy = (OPJ_UINT32)parameters->cp_tdy; + + /* tile offset */ + cp->tx0 = (OPJ_UINT32)parameters->cp_tx0; + cp->ty0 = (OPJ_UINT32)parameters->cp_ty0; + + /* comment string */ + if(parameters->cp_comment) { + cp->comment = (char*)opj_malloc(strlen(parameters->cp_comment) + 1U); + if(!cp->comment) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate copy of comment string\n"); + return OPJ_FALSE; + } + strcpy(cp->comment, parameters->cp_comment); + } else { + /* Create default comment for codestream */ + const char comment[] = "Created by OpenJPEG version "; + const size_t clen = strlen(comment); + const char *version = opj_version(); + + /* UniPG>> */ +#ifdef USE_JPWL + cp->comment = (char*)opj_malloc(clen+strlen(version)+11); + if(!cp->comment) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate comment string\n"); + return OPJ_FALSE; + } + sprintf(cp->comment,"%s%s with JPWL", comment, version); +#else + cp->comment = (char*)opj_malloc(clen+strlen(version)+1); + if(!cp->comment) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate comment string\n"); + return OPJ_FALSE; + } + sprintf(cp->comment,"%s%s", comment, version); +#endif + /* <<UniPG */ + } + + /* + calculate other encoding parameters + */ + + if (parameters->tile_size_on) { + cp->tw = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->x1 - cp->tx0), (OPJ_INT32)cp->tdx); + cp->th = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)(image->y1 - cp->ty0), (OPJ_INT32)cp->tdy); + } else { + cp->tdx = image->x1 - cp->tx0; + cp->tdy = image->y1 - cp->ty0; + } + + if (parameters->tp_on) { + cp->m_specific_param.m_enc.m_tp_flag = (OPJ_BYTE)parameters->tp_flag; + cp->m_specific_param.m_enc.m_tp_on = 1; + } + +#ifdef USE_JPWL + /* + calculate JPWL encoding parameters + */ + + if (parameters->jpwl_epc_on) { + OPJ_INT32 i; + + /* set JPWL on */ + cp->epc_on = OPJ_TRUE; + cp->info_on = OPJ_FALSE; /* no informative technique */ + + /* set EPB on */ + if ((parameters->jpwl_hprot_MH > 0) || (parameters->jpwl_hprot_TPH[0] > 0)) { + cp->epb_on = OPJ_TRUE; + + cp->hprot_MH = parameters->jpwl_hprot_MH; + for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) { + cp->hprot_TPH_tileno[i] = parameters->jpwl_hprot_TPH_tileno[i]; + cp->hprot_TPH[i] = parameters->jpwl_hprot_TPH[i]; + } + /* if tile specs are not specified, copy MH specs */ + if (cp->hprot_TPH[0] == -1) { + cp->hprot_TPH_tileno[0] = 0; + cp->hprot_TPH[0] = parameters->jpwl_hprot_MH; + } + for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) { + cp->pprot_tileno[i] = parameters->jpwl_pprot_tileno[i]; + cp->pprot_packno[i] = parameters->jpwl_pprot_packno[i]; + cp->pprot[i] = parameters->jpwl_pprot[i]; + } + } + + /* set ESD writing */ + if ((parameters->jpwl_sens_size == 1) || (parameters->jpwl_sens_size == 2)) { + cp->esd_on = OPJ_TRUE; + + cp->sens_size = parameters->jpwl_sens_size; + cp->sens_addr = parameters->jpwl_sens_addr; + cp->sens_range = parameters->jpwl_sens_range; + + cp->sens_MH = parameters->jpwl_sens_MH; + for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) { + cp->sens_TPH_tileno[i] = parameters->jpwl_sens_TPH_tileno[i]; + cp->sens_TPH[i] = parameters->jpwl_sens_TPH[i]; + } + } + + /* always set RED writing to false: we are at the encoder */ + cp->red_on = OPJ_FALSE; + + } else { + cp->epc_on = OPJ_FALSE; + } +#endif /* USE_JPWL */ + + /* initialize the mutiple tiles */ + /* ---------------------------- */ + cp->tcps = (opj_tcp_t*) opj_calloc(cp->tw * cp->th, sizeof(opj_tcp_t)); + if (!cp->tcps) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate tile coding parameters\n"); + return OPJ_FALSE; + } + if (parameters->numpocs) { + /* initialisation of POC */ + opj_j2k_check_poc_val(parameters->POC,parameters->numpocs, (OPJ_UINT32)parameters->numresolution, image->numcomps, (OPJ_UINT32)parameters->tcp_numlayers, p_manager); + /* TODO MSD use the return value*/ + } + + for (tileno = 0; tileno < cp->tw * cp->th; tileno++) { + opj_tcp_t *tcp = &cp->tcps[tileno]; + tcp->numlayers = (OPJ_UINT32)parameters->tcp_numlayers; + + for (j = 0; j < tcp->numlayers; j++) { + if(OPJ_IS_CINEMA(cp->rsiz)){ + if (cp->m_specific_param.m_enc.m_fixed_quality) { + tcp->distoratio[j] = parameters->tcp_distoratio[j]; + } + tcp->rates[j] = parameters->tcp_rates[j]; + }else{ + if (cp->m_specific_param.m_enc.m_fixed_quality) { /* add fixed_quality */ + tcp->distoratio[j] = parameters->tcp_distoratio[j]; + } else { + tcp->rates[j] = parameters->tcp_rates[j]; + } + } + } + + tcp->csty = (OPJ_UINT32)parameters->csty; + tcp->prg = parameters->prog_order; + tcp->mct = (OPJ_UINT32)parameters->tcp_mct; + + numpocs_tile = 0; + tcp->POC = 0; + + if (parameters->numpocs) { + /* initialisation of POC */ + tcp->POC = 1; + for (i = 0; i < parameters->numpocs; i++) { + if (tileno + 1 == parameters->POC[i].tile ) { + opj_poc_t *tcp_poc = &tcp->pocs[numpocs_tile]; + + tcp_poc->resno0 = parameters->POC[numpocs_tile].resno0; + tcp_poc->compno0 = parameters->POC[numpocs_tile].compno0; + tcp_poc->layno1 = parameters->POC[numpocs_tile].layno1; + tcp_poc->resno1 = parameters->POC[numpocs_tile].resno1; + tcp_poc->compno1 = parameters->POC[numpocs_tile].compno1; + tcp_poc->prg1 = parameters->POC[numpocs_tile].prg1; + tcp_poc->tile = parameters->POC[numpocs_tile].tile; + + numpocs_tile++; + } + } + + tcp->numpocs = numpocs_tile -1 ; + }else{ + tcp->numpocs = 0; + } + + tcp->tccps = (opj_tccp_t*) opj_calloc(image->numcomps, sizeof(opj_tccp_t)); + if (!tcp->tccps) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate tile component coding parameters\n"); + return OPJ_FALSE; + } + if (parameters->mct_data) { + + OPJ_UINT32 lMctSize = image->numcomps * image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32); + OPJ_FLOAT32 * lTmpBuf = (OPJ_FLOAT32*)opj_malloc(lMctSize); + OPJ_INT32 * l_dc_shift = (OPJ_INT32 *) ((OPJ_BYTE *) parameters->mct_data + lMctSize); + + if (!lTmpBuf) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate temp buffer\n"); + return OPJ_FALSE; + } + + tcp->mct = 2; + tcp->m_mct_coding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize); + if (! tcp->m_mct_coding_matrix) { + opj_free(lTmpBuf); + lTmpBuf = NULL; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT coding matrix \n"); + return OPJ_FALSE; + } + memcpy(tcp->m_mct_coding_matrix,parameters->mct_data,lMctSize); + memcpy(lTmpBuf,parameters->mct_data,lMctSize); + + tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(lMctSize); + if (! tcp->m_mct_decoding_matrix) { + opj_free(lTmpBuf); + lTmpBuf = NULL; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT decoding matrix \n"); + return OPJ_FALSE; + } + if(opj_matrix_inversion_f(lTmpBuf,(tcp->m_mct_decoding_matrix),image->numcomps) == OPJ_FALSE) { + opj_free(lTmpBuf); + lTmpBuf = NULL; + opj_event_msg(p_manager, EVT_ERROR, "Failed to inverse encoder MCT decoding matrix \n"); + return OPJ_FALSE; + } + + tcp->mct_norms = (OPJ_FLOAT64*) + opj_malloc(image->numcomps * sizeof(OPJ_FLOAT64)); + if (! tcp->mct_norms) { + opj_free(lTmpBuf); + lTmpBuf = NULL; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to allocate encoder MCT norms \n"); + return OPJ_FALSE; + } + opj_calculate_norms(tcp->mct_norms,image->numcomps,tcp->m_mct_decoding_matrix); + opj_free(lTmpBuf); + + for (i = 0; i < image->numcomps; i++) { + opj_tccp_t *tccp = &tcp->tccps[i]; + tccp->m_dc_level_shift = l_dc_shift[i]; + } + + if (opj_j2k_setup_mct_encoding(tcp,image) == OPJ_FALSE) { + /* free will be handled by opj_j2k_destroy */ + opj_event_msg(p_manager, EVT_ERROR, "Failed to setup j2k mct encoding\n"); + return OPJ_FALSE; + } + } + else { + if(tcp->mct==1 && image->numcomps >= 3) { /* RGB->YCC MCT is enabled */ + if ((image->comps[0].dx != image->comps[1].dx) || + (image->comps[0].dx != image->comps[2].dx) || + (image->comps[0].dy != image->comps[1].dy) || + (image->comps[0].dy != image->comps[2].dy)) { + opj_event_msg(p_manager, EVT_WARNING, "Cannot perform MCT on components with different sizes. Disabling MCT.\n"); + tcp->mct = 0; + } + } + for (i = 0; i < image->numcomps; i++) { + opj_tccp_t *tccp = &tcp->tccps[i]; + opj_image_comp_t * l_comp = &(image->comps[i]); + + if (! l_comp->sgnd) { + tccp->m_dc_level_shift = 1 << (l_comp->prec - 1); + } + } + } + + for (i = 0; i < image->numcomps; i++) { + opj_tccp_t *tccp = &tcp->tccps[i]; + + tccp->csty = parameters->csty & 0x01; /* 0 => one precinct || 1 => custom precinct */ + tccp->numresolutions = (OPJ_UINT32)parameters->numresolution; + tccp->cblkw = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockw_init); + tccp->cblkh = (OPJ_UINT32)opj_int_floorlog2(parameters->cblockh_init); + tccp->cblksty = (OPJ_UINT32)parameters->mode; + tccp->qmfbid = parameters->irreversible ? 0 : 1; + tccp->qntsty = parameters->irreversible ? J2K_CCP_QNTSTY_SEQNT : J2K_CCP_QNTSTY_NOQNT; + tccp->numgbits = 2; + + if ((OPJ_INT32)i == parameters->roi_compno) { + tccp->roishift = parameters->roi_shift; + } else { + tccp->roishift = 0; + } + + if (parameters->csty & J2K_CCP_CSTY_PRT) { + OPJ_INT32 p = 0, it_res; + assert( tccp->numresolutions > 0 ); + for (it_res = (OPJ_INT32)tccp->numresolutions - 1; it_res >= 0; it_res--) { + if (p < parameters->res_spec) { + + if (parameters->prcw_init[p] < 1) { + tccp->prcw[it_res] = 1; + } else { + tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prcw_init[p]); + } + + if (parameters->prch_init[p] < 1) { + tccp->prch[it_res] = 1; + }else { + tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(parameters->prch_init[p]); + } + + } else { + OPJ_INT32 res_spec = parameters->res_spec; + OPJ_INT32 size_prcw = 0; + OPJ_INT32 size_prch = 0; + + assert(res_spec>0); /* issue 189 */ + size_prcw = parameters->prcw_init[res_spec - 1] >> (p - (res_spec - 1)); + size_prch = parameters->prch_init[res_spec - 1] >> (p - (res_spec - 1)); + + + if (size_prcw < 1) { + tccp->prcw[it_res] = 1; + } else { + tccp->prcw[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prcw); + } + + if (size_prch < 1) { + tccp->prch[it_res] = 1; + } else { + tccp->prch[it_res] = (OPJ_UINT32)opj_int_floorlog2(size_prch); + } + } + p++; + /*printf("\nsize precinct for level %d : %d,%d\n", it_res,tccp->prcw[it_res], tccp->prch[it_res]); */ + } /*end for*/ + } else { + for (j = 0; j < tccp->numresolutions; j++) { + tccp->prcw[j] = 15; + tccp->prch[j] = 15; + } + } + + opj_dwt_calc_explicit_stepsizes(tccp, image->comps[i].prec); + } + } + + if (parameters->mct_data) { + opj_free(parameters->mct_data); + parameters->mct_data = 00; + } + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_add_mhmarker(opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) +{ + assert(cstr_index != 00); + + /* expand the list? */ + if ((cstr_index->marknum + 1) > cstr_index->maxmarknum) { + opj_marker_info_t *new_marker; + cstr_index->maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->maxmarknum); + new_marker = (opj_marker_info_t *) opj_realloc(cstr_index->marker, cstr_index->maxmarknum *sizeof(opj_marker_info_t)); + if (! new_marker) { + opj_free(cstr_index->marker); + cstr_index->marker = NULL; + cstr_index->maxmarknum = 0; + cstr_index->marknum = 0; + /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); */ + return OPJ_FALSE; + } + cstr_index->marker = new_marker; + } + + /* add the marker */ + cstr_index->marker[cstr_index->marknum].type = (OPJ_UINT16)type; + cstr_index->marker[cstr_index->marknum].pos = (OPJ_INT32)pos; + cstr_index->marker[cstr_index->marknum].len = (OPJ_INT32)len; + cstr_index->marknum++; + return OPJ_TRUE; +} + +static OPJ_BOOL opj_j2k_add_tlmarker(OPJ_UINT32 tileno, opj_codestream_index_t *cstr_index, OPJ_UINT32 type, OPJ_OFF_T pos, OPJ_UINT32 len) +{ + assert(cstr_index != 00); + assert(cstr_index->tile_index != 00); + + /* expand the list? */ + if ((cstr_index->tile_index[tileno].marknum + 1) > cstr_index->tile_index[tileno].maxmarknum) { + opj_marker_info_t *new_marker; + cstr_index->tile_index[tileno].maxmarknum = (OPJ_UINT32)(100 + (OPJ_FLOAT32) cstr_index->tile_index[tileno].maxmarknum); + new_marker = (opj_marker_info_t *) opj_realloc( + cstr_index->tile_index[tileno].marker, + cstr_index->tile_index[tileno].maxmarknum *sizeof(opj_marker_info_t)); + if (! new_marker) { + opj_free(cstr_index->tile_index[tileno].marker); + cstr_index->tile_index[tileno].marker = NULL; + cstr_index->tile_index[tileno].maxmarknum = 0; + cstr_index->tile_index[tileno].marknum = 0; + /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); */ + return OPJ_FALSE; + } + cstr_index->tile_index[tileno].marker = new_marker; + } + + /* add the marker */ + cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].type = (OPJ_UINT16)type; + cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].pos = (OPJ_INT32)pos; + cstr_index->tile_index[tileno].marker[cstr_index->tile_index[tileno].marknum].len = (OPJ_INT32)len; + cstr_index->tile_index[tileno].marknum++; + + if (type == J2K_MS_SOT) { + OPJ_UINT32 l_current_tile_part = cstr_index->tile_index[tileno].current_tpsno; + + if (cstr_index->tile_index[tileno].tp_index) + cstr_index->tile_index[tileno].tp_index[l_current_tile_part].start_pos = pos; + + } + return OPJ_TRUE; +} + +/* + * ----------------------------------------------------------------------- + * ----------------------------------------------------------------------- + * ----------------------------------------------------------------------- + */ + +OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + (void)p_j2k; + (void)p_stream; + (void)p_manager; + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_read_header( opj_stream_private_t *p_stream, + opj_j2k_t* p_j2k, + opj_image_t** p_image, + opj_event_mgr_t* p_manager ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + /* create an empty image header */ + p_j2k->m_private_image = opj_image_create0(); + if (! p_j2k->m_private_image) { + return OPJ_FALSE; + } + + /* customization of the validation */ + opj_j2k_setup_decoding_validation(p_j2k); + + /* validation of the parameters codec */ + if (! opj_j2k_exec(p_j2k, p_j2k->m_validation_list, p_stream,p_manager)) { + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + return OPJ_FALSE; + } + + /* customization of the encoding */ + opj_j2k_setup_header_reading(p_j2k); + + /* read header */ + if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) { + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + return OPJ_FALSE; + } + + *p_image = opj_image_create0(); + if (! (*p_image)) { + return OPJ_FALSE; + } + + /* Copy codestream image information to the output image */ + opj_copy_image_header(p_j2k->m_private_image, *p_image); + + /*Allocate and initialize some elements of codestrem index*/ + if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){ + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +void opj_j2k_setup_header_reading (opj_j2k_t *p_j2k) +{ + /* preconditions*/ + assert(p_j2k != 00); + + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_read_header_procedure); + + /* DEVELOPER CORNER, add your custom procedures */ + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_copy_default_tcp_and_create_tcd); + +} + +void opj_j2k_setup_decoding_validation (opj_j2k_t *p_j2k) +{ + /* preconditions*/ + assert(p_j2k != 00); + + opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_decoder); + opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_decoding_validation); + /* DEVELOPER CORNER, add your custom validation procedure */ + +} + +OPJ_BOOL opj_j2k_mct_validation ( opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + OPJ_BOOL l_is_valid = OPJ_TRUE; + OPJ_UINT32 i,j; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + if ((p_j2k->m_cp.rsiz & 0x8200) == 0x8200) { + OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + opj_tcp_t * l_tcp = p_j2k->m_cp.tcps; + + for (i=0;i<l_nb_tiles;++i) { + if (l_tcp->mct == 2) { + opj_tccp_t * l_tccp = l_tcp->tccps; + l_is_valid &= (l_tcp->m_mct_coding_matrix != 00); + + for (j=0;j<p_j2k->m_private_image->numcomps;++j) { + l_is_valid &= ! (l_tccp->qmfbid & 1); + ++l_tccp; + } + } + ++l_tcp; + } + } + + return l_is_valid; +} + +OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t * p_tcp, opj_image_t * p_image) +{ + OPJ_UINT32 i; + OPJ_UINT32 l_indix = 1; + opj_mct_data_t * l_mct_deco_data = 00,* l_mct_offset_data = 00; + opj_simple_mcc_decorrelation_data_t * l_mcc_data; + OPJ_UINT32 l_mct_size,l_nb_elem; + OPJ_FLOAT32 * l_data, * l_current_data; + opj_tccp_t * l_tccp; + + /* preconditions */ + assert(p_tcp != 00); + + if (p_tcp->mct != 2) { + return OPJ_TRUE; + } + + if (p_tcp->m_mct_decoding_matrix) { + if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) { + opj_mct_data_t *new_mct_records; + p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS; + + new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records, p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t)); + if (! new_mct_records) { + opj_free(p_tcp->m_mct_records); + p_tcp->m_mct_records = NULL; + p_tcp->m_nb_max_mct_records = 0; + p_tcp->m_nb_mct_records = 0; + /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */ + return OPJ_FALSE; + } + p_tcp->m_mct_records = new_mct_records; + l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records; + + memset(l_mct_deco_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t)); + } + l_mct_deco_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records; + + if (l_mct_deco_data->m_data) { + opj_free(l_mct_deco_data->m_data); + l_mct_deco_data->m_data = 00; + } + + l_mct_deco_data->m_index = l_indix++; + l_mct_deco_data->m_array_type = MCT_TYPE_DECORRELATION; + l_mct_deco_data->m_element_type = MCT_TYPE_FLOAT; + l_nb_elem = p_image->numcomps * p_image->numcomps; + l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_deco_data->m_element_type]; + l_mct_deco_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size ); + + if (! l_mct_deco_data->m_data) { + return OPJ_FALSE; + } + + j2k_mct_write_functions_from_float[l_mct_deco_data->m_element_type](p_tcp->m_mct_decoding_matrix,l_mct_deco_data->m_data,l_nb_elem); + + l_mct_deco_data->m_data_size = l_mct_size; + ++p_tcp->m_nb_mct_records; + } + + if (p_tcp->m_nb_mct_records == p_tcp->m_nb_max_mct_records) { + opj_mct_data_t *new_mct_records; + p_tcp->m_nb_max_mct_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS; + new_mct_records = (opj_mct_data_t *) opj_realloc(p_tcp->m_mct_records, p_tcp->m_nb_max_mct_records * sizeof(opj_mct_data_t)); + if (! new_mct_records) { + opj_free(p_tcp->m_mct_records); + p_tcp->m_mct_records = NULL; + p_tcp->m_nb_max_mct_records = 0; + p_tcp->m_nb_mct_records = 0; + /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */ + return OPJ_FALSE; + } + p_tcp->m_mct_records = new_mct_records; + l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records; + + memset(l_mct_offset_data ,0,(p_tcp->m_nb_max_mct_records - p_tcp->m_nb_mct_records) * sizeof(opj_mct_data_t)); + + if (l_mct_deco_data) { + l_mct_deco_data = l_mct_offset_data - 1; + } + } + + l_mct_offset_data = p_tcp->m_mct_records + p_tcp->m_nb_mct_records; + + if (l_mct_offset_data->m_data) { + opj_free(l_mct_offset_data->m_data); + l_mct_offset_data->m_data = 00; + } + + l_mct_offset_data->m_index = l_indix++; + l_mct_offset_data->m_array_type = MCT_TYPE_OFFSET; + l_mct_offset_data->m_element_type = MCT_TYPE_FLOAT; + l_nb_elem = p_image->numcomps; + l_mct_size = l_nb_elem * MCT_ELEMENT_SIZE[l_mct_offset_data->m_element_type]; + l_mct_offset_data->m_data = (OPJ_BYTE*)opj_malloc(l_mct_size ); + + if (! l_mct_offset_data->m_data) { + return OPJ_FALSE; + } + + l_data = (OPJ_FLOAT32*)opj_malloc(l_nb_elem * sizeof(OPJ_FLOAT32)); + if (! l_data) { + opj_free(l_mct_offset_data->m_data); + l_mct_offset_data->m_data = 00; + return OPJ_FALSE; + } + + l_tccp = p_tcp->tccps; + l_current_data = l_data; + + for (i=0;i<l_nb_elem;++i) { + *(l_current_data++) = (OPJ_FLOAT32) (l_tccp->m_dc_level_shift); + ++l_tccp; + } + + j2k_mct_write_functions_from_float[l_mct_offset_data->m_element_type](l_data,l_mct_offset_data->m_data,l_nb_elem); + + opj_free(l_data); + + l_mct_offset_data->m_data_size = l_mct_size; + + ++p_tcp->m_nb_mct_records; + + if (p_tcp->m_nb_mcc_records == p_tcp->m_nb_max_mcc_records) { + opj_simple_mcc_decorrelation_data_t *new_mcc_records; + p_tcp->m_nb_max_mcc_records += OPJ_J2K_MCT_DEFAULT_NB_RECORDS; + new_mcc_records = (opj_simple_mcc_decorrelation_data_t *) opj_realloc( + p_tcp->m_mcc_records, p_tcp->m_nb_max_mcc_records * sizeof(opj_simple_mcc_decorrelation_data_t)); + if (! new_mcc_records) { + opj_free(p_tcp->m_mcc_records); + p_tcp->m_mcc_records = NULL; + p_tcp->m_nb_max_mcc_records = 0; + p_tcp->m_nb_mcc_records = 0; + /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to setup mct encoding\n"); */ + return OPJ_FALSE; + } + p_tcp->m_mcc_records = new_mcc_records; + l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records; + memset(l_mcc_data ,0,(p_tcp->m_nb_max_mcc_records - p_tcp->m_nb_mcc_records) * sizeof(opj_simple_mcc_decorrelation_data_t)); + + } + + l_mcc_data = p_tcp->m_mcc_records + p_tcp->m_nb_mcc_records; + l_mcc_data->m_decorrelation_array = l_mct_deco_data; + l_mcc_data->m_is_irreversible = 1; + l_mcc_data->m_nb_comps = p_image->numcomps; + l_mcc_data->m_index = l_indix++; + l_mcc_data->m_offset_array = l_mct_offset_data; + ++p_tcp->m_nb_mcc_records; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_build_decoder (opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + /* add here initialization of cp + copy paste of setup_decoder */ + (void)p_j2k; + (void)p_stream; + (void)p_manager; + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_build_encoder (opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + /* add here initialization of cp + copy paste of setup_encoder */ + (void)p_j2k; + (void)p_stream; + (void)p_manager; + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_encoding_validation ( opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + OPJ_BOOL l_is_valid = OPJ_TRUE; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + /* STATE checking */ + /* make sure the state is at 0 */ + l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NONE); + + /* POINTER validation */ + /* make sure a p_j2k codec is present */ + l_is_valid &= (p_j2k->m_procedure_list != 00); + /* make sure a validation list is present */ + l_is_valid &= (p_j2k->m_validation_list != 00); + + /* ISO 15444-1:2004 states between 1 & 33 (0 -> 32) */ + /* 33 (32) would always fail the check below (if a cast to 64bits was done) */ + /* FIXME Shall we change OPJ_J2K_MAXRLVLS to 32 ? */ + if ((p_j2k->m_cp.tcps->tccps->numresolutions <= 0) || (p_j2k->m_cp.tcps->tccps->numresolutions > 32)) { + opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n"); + return OPJ_FALSE; + } + + if ((p_j2k->m_cp.tdx) < (OPJ_UINT32) (1 << (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) { + opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n"); + return OPJ_FALSE; + } + + if ((p_j2k->m_cp.tdy) < (OPJ_UINT32) (1 << (p_j2k->m_cp.tcps->tccps->numresolutions - 1U))) { + opj_event_msg(p_manager, EVT_ERROR, "Number of resolutions is too high in comparison to the size of tiles\n"); + return OPJ_FALSE; + } + + /* PARAMETER VALIDATION */ + return l_is_valid; +} + +OPJ_BOOL opj_j2k_decoding_validation ( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + OPJ_BOOL l_is_valid = OPJ_TRUE; + + /* preconditions*/ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + /* STATE checking */ + /* make sure the state is at 0 */ +#ifdef TODO_MSD + l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == J2K_DEC_STATE_NONE); +#endif + l_is_valid &= (p_j2k->m_specific_param.m_decoder.m_state == 0x0000); + + /* POINTER validation */ + /* make sure a p_j2k codec is present */ + /* make sure a procedure list is present */ + l_is_valid &= (p_j2k->m_procedure_list != 00); + /* make sure a validation list is present */ + l_is_valid &= (p_j2k->m_validation_list != 00); + + /* PARAMETER VALIDATION */ + return l_is_valid; +} + +OPJ_BOOL opj_j2k_read_header_procedure( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 l_current_marker; + OPJ_UINT32 l_marker_size; + const opj_dec_memory_marker_handler_t * l_marker_handler = 00; + OPJ_BOOL l_has_siz = 0; + OPJ_BOOL l_has_cod = 0; + OPJ_BOOL l_has_qcd = 0; + + /* preconditions */ + assert(p_stream != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + /* We enter in the main header */ + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_MHSOC; + + /* Try to read the SOC marker, the codestream must begin with SOC marker */ + if (! opj_j2k_read_soc(p_j2k,p_stream,p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Expected a SOC marker \n"); + return OPJ_FALSE; + } + + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read 2 bytes as the new marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2); + + /* Try to read until the SOT is detected */ + while (l_current_marker != J2K_MS_SOT) { + + /* Check if the current marker ID is valid */ + if (l_current_marker < 0xff00) { + opj_event_msg(p_manager, EVT_ERROR, "A marker ID was expected (0xff--) instead of %.8x\n", l_current_marker); + return OPJ_FALSE; + } + + /* Get the marker handler from the marker ID */ + l_marker_handler = opj_j2k_get_marker_handler(l_current_marker); + + /* Manage case where marker is unknown */ + if (l_marker_handler->id == J2K_MS_UNK) { + if (! opj_j2k_read_unk(p_j2k, p_stream, &l_current_marker, p_manager)){ + opj_event_msg(p_manager, EVT_ERROR, "Unknow marker have been detected and generated error.\n"); + return OPJ_FALSE; + } + + if (l_current_marker == J2K_MS_SOT) + break; /* SOT marker is detected main header is completely read */ + else /* Get the marker handler from the marker ID */ + l_marker_handler = opj_j2k_get_marker_handler(l_current_marker); + } + + if (l_marker_handler->id == J2K_MS_SIZ) { + /* Mark required SIZ marker as found */ + l_has_siz = 1; + } + if (l_marker_handler->id == J2K_MS_COD) { + /* Mark required COD marker as found */ + l_has_cod = 1; + } + if (l_marker_handler->id == J2K_MS_QCD) { + /* Mark required QCD marker as found */ + l_has_qcd = 1; + } + + /* Check if the marker is known and if it is the right place to find it */ + if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) { + opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n"); + return OPJ_FALSE; + } + + /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* read 2 bytes as the marker size */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2); + l_marker_size -= 2; /* Subtract the size of the marker ID already read */ + + /* Check if the marker size is compatible with the header data size */ + if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) { + OPJ_BYTE *new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size); + if (! new_header_data) { + opj_free(p_j2k->m_specific_param.m_decoder.m_header_data); + p_j2k->m_specific_param.m_decoder.m_header_data = NULL; + p_j2k->m_specific_param.m_decoder.m_header_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data; + p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size; + } + + /* Try to read the rest of the marker segment from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager) != l_marker_size) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read the marker segment with the correct marker handler */ + if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Marker handler function failed to read the marker segment\n"); + return OPJ_FALSE; + } + + /* Add the marker to the codestream index*/ + if (OPJ_FALSE == opj_j2k_add_mhmarker( + p_j2k->cstr_index, + l_marker_handler->id, + (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4, + l_marker_size + 4 )) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add mh marker\n"); + return OPJ_FALSE; + } + + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* read 2 bytes as the new marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2); + } + + if (l_has_siz == 0) { + opj_event_msg(p_manager, EVT_ERROR, "required SIZ marker not found in main header\n"); + return OPJ_FALSE; + } + if (l_has_cod == 0) { + opj_event_msg(p_manager, EVT_ERROR, "required COD marker not found in main header\n"); + return OPJ_FALSE; + } + if (l_has_qcd == 0) { + opj_event_msg(p_manager, EVT_ERROR, "required QCD marker not found in main header\n"); + return OPJ_FALSE; + } + + opj_event_msg(p_manager, EVT_INFO, "Main header has been correctly decoded.\n"); + + /* Position of the last element if the main header */ + p_j2k->cstr_index->main_head_end = (OPJ_UINT32) opj_stream_tell(p_stream) - 2; + + /* Next step: read a tile-part header */ + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_exec ( opj_j2k_t * p_j2k, + opj_procedure_list_t * p_procedure_list, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + OPJ_BOOL (** l_procedure) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *) = 00; + OPJ_BOOL l_result = OPJ_TRUE; + OPJ_UINT32 l_nb_proc, i; + + /* preconditions*/ + assert(p_procedure_list != 00); + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + l_nb_proc = opj_procedure_list_get_nb_procedures(p_procedure_list); + l_procedure = (OPJ_BOOL (**) (opj_j2k_t * ,opj_stream_private_t *,opj_event_mgr_t *)) opj_procedure_list_get_first_procedure(p_procedure_list); + + for (i=0;i<l_nb_proc;++i) { + l_result = l_result && ((*l_procedure) (p_j2k,p_stream,p_manager)); + ++l_procedure; + } + + /* and clear the procedure list at the end.*/ + opj_procedure_list_clear(p_procedure_list); + return l_result; +} + +/* FIXME DOC*/ +static OPJ_BOOL opj_j2k_copy_default_tcp_and_create_tcd ( opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + opj_tcp_t * l_tcp = 00; + opj_tcp_t * l_default_tcp = 00; + OPJ_UINT32 l_nb_tiles; + OPJ_UINT32 i,j; + opj_tccp_t *l_current_tccp = 00; + OPJ_UINT32 l_tccp_size; + OPJ_UINT32 l_mct_size; + opj_image_t * l_image; + OPJ_UINT32 l_mcc_records_size,l_mct_records_size; + opj_mct_data_t * l_src_mct_rec, *l_dest_mct_rec; + opj_simple_mcc_decorrelation_data_t * l_src_mcc_rec, *l_dest_mcc_rec; + OPJ_UINT32 l_offset; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + l_image = p_j2k->m_private_image; + l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + l_tcp = p_j2k->m_cp.tcps; + l_tccp_size = l_image->numcomps * (OPJ_UINT32)sizeof(opj_tccp_t); + l_default_tcp = p_j2k->m_specific_param.m_decoder.m_default_tcp; + l_mct_size = l_image->numcomps * l_image->numcomps * (OPJ_UINT32)sizeof(OPJ_FLOAT32); + + /* For each tile */ + for (i=0; i<l_nb_tiles; ++i) { + /* keep the tile-compo coding parameters pointer of the current tile coding parameters*/ + l_current_tccp = l_tcp->tccps; + /*Copy default coding parameters into the current tile coding parameters*/ + memcpy(l_tcp, l_default_tcp, sizeof(opj_tcp_t)); + /* Initialize some values of the current tile coding parameters*/ + l_tcp->cod = 0; + l_tcp->ppt = 0; + l_tcp->ppt_data = 00; + /* Remove memory not owned by this tile in case of early error return. */ + l_tcp->m_mct_decoding_matrix = 00; + l_tcp->m_nb_max_mct_records = 0; + l_tcp->m_mct_records = 00; + l_tcp->m_nb_max_mcc_records = 0; + l_tcp->m_mcc_records = 00; + /* Reconnect the tile-compo coding parameters pointer to the current tile coding parameters*/ + l_tcp->tccps = l_current_tccp; + + /* Get the mct_decoding_matrix of the dflt_tile_cp and copy them into the current tile cp*/ + if (l_default_tcp->m_mct_decoding_matrix) { + l_tcp->m_mct_decoding_matrix = (OPJ_FLOAT32*)opj_malloc(l_mct_size); + if (! l_tcp->m_mct_decoding_matrix ) { + return OPJ_FALSE; + } + memcpy(l_tcp->m_mct_decoding_matrix,l_default_tcp->m_mct_decoding_matrix,l_mct_size); + } + + /* Get the mct_record of the dflt_tile_cp and copy them into the current tile cp*/ + l_mct_records_size = l_default_tcp->m_nb_max_mct_records * (OPJ_UINT32)sizeof(opj_mct_data_t); + l_tcp->m_mct_records = (opj_mct_data_t*)opj_malloc(l_mct_records_size); + if (! l_tcp->m_mct_records) { + return OPJ_FALSE; + } + memcpy(l_tcp->m_mct_records, l_default_tcp->m_mct_records,l_mct_records_size); + + /* Copy the mct record data from dflt_tile_cp to the current tile*/ + l_src_mct_rec = l_default_tcp->m_mct_records; + l_dest_mct_rec = l_tcp->m_mct_records; + + for (j=0;j<l_default_tcp->m_nb_mct_records;++j) { + + if (l_src_mct_rec->m_data) { + + l_dest_mct_rec->m_data = (OPJ_BYTE*) opj_malloc(l_src_mct_rec->m_data_size); + if(! l_dest_mct_rec->m_data) { + return OPJ_FALSE; + } + memcpy(l_dest_mct_rec->m_data,l_src_mct_rec->m_data,l_src_mct_rec->m_data_size); + } + + ++l_src_mct_rec; + ++l_dest_mct_rec; + /* Update with each pass to free exactly what has been allocated on early return. */ + l_tcp->m_nb_max_mct_records += 1; + } + + /* Get the mcc_record of the dflt_tile_cp and copy them into the current tile cp*/ + l_mcc_records_size = l_default_tcp->m_nb_max_mcc_records * (OPJ_UINT32)sizeof(opj_simple_mcc_decorrelation_data_t); + l_tcp->m_mcc_records = (opj_simple_mcc_decorrelation_data_t*) opj_malloc(l_mcc_records_size); + if (! l_tcp->m_mcc_records) { + return OPJ_FALSE; + } + memcpy(l_tcp->m_mcc_records,l_default_tcp->m_mcc_records,l_mcc_records_size); + l_tcp->m_nb_max_mcc_records = l_default_tcp->m_nb_max_mcc_records; + + /* Copy the mcc record data from dflt_tile_cp to the current tile*/ + l_src_mcc_rec = l_default_tcp->m_mcc_records; + l_dest_mcc_rec = l_tcp->m_mcc_records; + + for (j=0;j<l_default_tcp->m_nb_max_mcc_records;++j) { + + if (l_src_mcc_rec->m_decorrelation_array) { + l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_decorrelation_array - l_default_tcp->m_mct_records); + l_dest_mcc_rec->m_decorrelation_array = l_tcp->m_mct_records + l_offset; + } + + if (l_src_mcc_rec->m_offset_array) { + l_offset = (OPJ_UINT32)(l_src_mcc_rec->m_offset_array - l_default_tcp->m_mct_records); + l_dest_mcc_rec->m_offset_array = l_tcp->m_mct_records + l_offset; + } + + ++l_src_mcc_rec; + ++l_dest_mcc_rec; + } + + /* Copy all the dflt_tile_compo_cp to the current tile cp */ + memcpy(l_current_tccp,l_default_tcp->tccps,l_tccp_size); + + /* Move to next tile cp*/ + ++l_tcp; + } + + /* Create the current tile decoder*/ + p_j2k->m_tcd = (opj_tcd_t*)opj_tcd_create(OPJ_TRUE); /* FIXME why a cast ? */ + if (! p_j2k->m_tcd ) { + return OPJ_FALSE; + } + + if ( !opj_tcd_init(p_j2k->m_tcd, l_image, &(p_j2k->m_cp)) ) { + opj_tcd_destroy(p_j2k->m_tcd); + p_j2k->m_tcd = 00; + opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n"); + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +const opj_dec_memory_marker_handler_t * opj_j2k_get_marker_handler (OPJ_UINT32 p_id) +{ + const opj_dec_memory_marker_handler_t *e; + for (e = j2k_memory_marker_handler_tab; e->id != 0; ++e) { + if (e->id == p_id) { + break; /* we find a handler corresponding to the marker ID*/ + } + } + return e; +} + +void opj_j2k_destroy (opj_j2k_t *p_j2k) +{ + if (p_j2k == 00) { + return; + } + + if (p_j2k->m_is_decoder) { + + if (p_j2k->m_specific_param.m_decoder.m_default_tcp != 00) { + opj_j2k_tcp_destroy(p_j2k->m_specific_param.m_decoder.m_default_tcp); + opj_free(p_j2k->m_specific_param.m_decoder.m_default_tcp); + p_j2k->m_specific_param.m_decoder.m_default_tcp = 00; + } + + if (p_j2k->m_specific_param.m_decoder.m_header_data != 00) { + opj_free(p_j2k->m_specific_param.m_decoder.m_header_data); + p_j2k->m_specific_param.m_decoder.m_header_data = 00; + p_j2k->m_specific_param.m_decoder.m_header_data_size = 0; + } + } + else { + + if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data); + p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 00; + } + + if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) { + opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer); + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 00; + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 00; + } + + if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = 00; + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + } + } + + opj_tcd_destroy(p_j2k->m_tcd); + + opj_j2k_cp_destroy(&(p_j2k->m_cp)); + memset(&(p_j2k->m_cp),0,sizeof(opj_cp_t)); + + opj_procedure_list_destroy(p_j2k->m_procedure_list); + p_j2k->m_procedure_list = 00; + + opj_procedure_list_destroy(p_j2k->m_validation_list); + p_j2k->m_procedure_list = 00; + + j2k_destroy_cstr_index(p_j2k->cstr_index); + p_j2k->cstr_index = NULL; + + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + + opj_image_destroy(p_j2k->m_output_image); + p_j2k->m_output_image = NULL; + + opj_free(p_j2k); +} + +void j2k_destroy_cstr_index (opj_codestream_index_t *p_cstr_ind) +{ + if (p_cstr_ind) { + + if (p_cstr_ind->marker) { + opj_free(p_cstr_ind->marker); + p_cstr_ind->marker = NULL; + } + + if (p_cstr_ind->tile_index) { + OPJ_UINT32 it_tile = 0; + + for (it_tile=0; it_tile < p_cstr_ind->nb_of_tiles; it_tile++) { + + if(p_cstr_ind->tile_index[it_tile].packet_index) { + opj_free(p_cstr_ind->tile_index[it_tile].packet_index); + p_cstr_ind->tile_index[it_tile].packet_index = NULL; + } + + if(p_cstr_ind->tile_index[it_tile].tp_index){ + opj_free(p_cstr_ind->tile_index[it_tile].tp_index); + p_cstr_ind->tile_index[it_tile].tp_index = NULL; + } + + if(p_cstr_ind->tile_index[it_tile].marker){ + opj_free(p_cstr_ind->tile_index[it_tile].marker); + p_cstr_ind->tile_index[it_tile].marker = NULL; + + } + } + + opj_free( p_cstr_ind->tile_index); + p_cstr_ind->tile_index = NULL; + } + + opj_free(p_cstr_ind); + } +} + +void opj_j2k_tcp_destroy (opj_tcp_t *p_tcp) +{ + if (p_tcp == 00) { + return; + } + + if (p_tcp->ppt_buffer != 00) { + opj_free(p_tcp->ppt_buffer); + p_tcp->ppt_buffer = 00; + } + + if (p_tcp->tccps != 00) { + opj_free(p_tcp->tccps); + p_tcp->tccps = 00; + } + + if (p_tcp->m_mct_coding_matrix != 00) { + opj_free(p_tcp->m_mct_coding_matrix); + p_tcp->m_mct_coding_matrix = 00; + } + + if (p_tcp->m_mct_decoding_matrix != 00) { + opj_free(p_tcp->m_mct_decoding_matrix); + p_tcp->m_mct_decoding_matrix = 00; + } + + if (p_tcp->m_mcc_records) { + opj_free(p_tcp->m_mcc_records); + p_tcp->m_mcc_records = 00; + p_tcp->m_nb_max_mcc_records = 0; + p_tcp->m_nb_mcc_records = 0; + } + + if (p_tcp->m_mct_records) { + opj_mct_data_t * l_mct_data = p_tcp->m_mct_records; + OPJ_UINT32 i; + + for (i=0;i<p_tcp->m_nb_mct_records;++i) { + if (l_mct_data->m_data) { + opj_free(l_mct_data->m_data); + l_mct_data->m_data = 00; + } + + ++l_mct_data; + } + + opj_free(p_tcp->m_mct_records); + p_tcp->m_mct_records = 00; + } + + if (p_tcp->mct_norms != 00) { + opj_free(p_tcp->mct_norms); + p_tcp->mct_norms = 00; + } + + opj_j2k_tcp_data_destroy(p_tcp); + +} + +void opj_j2k_tcp_data_destroy (opj_tcp_t *p_tcp) +{ + if (p_tcp->m_data) { + opj_free(p_tcp->m_data); + p_tcp->m_data = NULL; + p_tcp->m_data_size = 0; + } +} + +void opj_j2k_cp_destroy (opj_cp_t *p_cp) +{ + OPJ_UINT32 l_nb_tiles; + opj_tcp_t * l_current_tile = 00; + OPJ_UINT32 i; + + if (p_cp == 00) + { + return; + } + if (p_cp->tcps != 00) + { + l_current_tile = p_cp->tcps; + l_nb_tiles = p_cp->th * p_cp->tw; + + for (i = 0; i < l_nb_tiles; ++i) + { + opj_j2k_tcp_destroy(l_current_tile); + ++l_current_tile; + } + opj_free(p_cp->tcps); + p_cp->tcps = 00; + } + opj_free(p_cp->ppm_buffer); + p_cp->ppm_buffer = 00; + p_cp->ppm_data = NULL; /* ppm_data belongs to the allocated buffer pointed by ppm_buffer */ + opj_free(p_cp->comment); + p_cp->comment = 00; + if (! p_cp->m_is_decoder) + { + opj_free(p_cp->m_specific_param.m_enc.m_matrice); + p_cp->m_specific_param.m_enc.m_matrice = 00; + } +} + +OPJ_BOOL opj_j2k_read_tile_header( opj_j2k_t * p_j2k, + OPJ_UINT32 * p_tile_index, + OPJ_UINT32 * p_data_size, + OPJ_INT32 * p_tile_x0, OPJ_INT32 * p_tile_y0, + OPJ_INT32 * p_tile_x1, OPJ_INT32 * p_tile_y1, + OPJ_UINT32 * p_nb_comps, + OPJ_BOOL * p_go_on, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + OPJ_UINT32 l_current_marker = J2K_MS_SOT; + OPJ_UINT32 l_marker_size; + const opj_dec_memory_marker_handler_t * l_marker_handler = 00; + opj_tcp_t * l_tcp = NULL; + OPJ_UINT32 l_nb_tiles; + + /* preconditions */ + assert(p_stream != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + /* Reach the End Of Codestream ?*/ + if (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC){ + l_current_marker = J2K_MS_EOC; + } + /* We need to encounter a SOT marker (a new tile-part header) */ + else if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT){ + return OPJ_FALSE; + } + + /* Read into the codestream until reach the EOC or ! can_decode ??? FIXME */ + while ( (!p_j2k->m_specific_param.m_decoder.m_can_decode) && (l_current_marker != J2K_MS_EOC) ) { + + /* Try to read until the Start Of Data is detected */ + while (l_current_marker != J2K_MS_SOD) { + + if(opj_stream_get_number_byte_left(p_stream) == 0) + { + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC; + break; + } + + /* Try to read 2 bytes (the marker size) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read 2 bytes from the buffer as the marker size */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_marker_size,2); + + /* Check marker size (does not include marker ID but includes marker size) */ + if (l_marker_size < 2) { + opj_event_msg(p_manager, EVT_ERROR, "Inconsistent marker size\n"); + return OPJ_FALSE; + } + + /* cf. https://code.google.com/p/openjpeg/issues/detail?id=226 */ + if (l_current_marker == 0x8080 && opj_stream_get_number_byte_left(p_stream) == 0) { + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC; + break; + } + + /* Why this condition? FIXME */ + if (p_j2k->m_specific_param.m_decoder.m_state & J2K_STATE_TPH){ + p_j2k->m_specific_param.m_decoder.m_sot_length -= (l_marker_size + 2); + } + l_marker_size -= 2; /* Subtract the size of the marker ID already read */ + + /* Get the marker handler from the marker ID */ + l_marker_handler = opj_j2k_get_marker_handler(l_current_marker); + + /* Check if the marker is known and if it is the right place to find it */ + if (! (p_j2k->m_specific_param.m_decoder.m_state & l_marker_handler->states) ) { + opj_event_msg(p_manager, EVT_ERROR, "Marker is not compliant with its position\n"); + return OPJ_FALSE; + } +/* FIXME manage case of unknown marker as in the main header ? */ + + /* Check if the marker size is compatible with the header data size */ + if (l_marker_size > p_j2k->m_specific_param.m_decoder.m_header_data_size) { + OPJ_BYTE *new_header_data = NULL; + /* If we are here, this means we consider this marker as known & we will read it */ + /* Check enough bytes left in stream before allocation */ + if ((OPJ_OFF_T)l_marker_size > opj_stream_get_number_byte_left(p_stream)) { + opj_event_msg(p_manager, EVT_ERROR, "Marker size inconsistent with stream length\n"); + return OPJ_FALSE; + } + new_header_data = (OPJ_BYTE *) opj_realloc(p_j2k->m_specific_param.m_decoder.m_header_data, l_marker_size); + if (! new_header_data) { + opj_free(p_j2k->m_specific_param.m_decoder.m_header_data); + p_j2k->m_specific_param.m_decoder.m_header_data = NULL; + p_j2k->m_specific_param.m_decoder.m_header_data_size = 0; + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to read header\n"); + return OPJ_FALSE; + } + p_j2k->m_specific_param.m_decoder.m_header_data = new_header_data; + p_j2k->m_specific_param.m_decoder.m_header_data_size = l_marker_size; + } + + /* Try to read the rest of the marker segment from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager) != l_marker_size) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + if (!l_marker_handler->handler) { + /* See issue #175 */ + opj_event_msg(p_manager, EVT_ERROR, "Not sure how that happened.\n"); + return OPJ_FALSE; + } + /* Read the marker segment with the correct marker handler */ + if (! (*(l_marker_handler->handler))(p_j2k,p_j2k->m_specific_param.m_decoder.m_header_data,l_marker_size,p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Fail to read the current marker segment (%#x)\n", l_current_marker); + return OPJ_FALSE; + } + + /* Add the marker to the codestream index*/ + if (OPJ_FALSE == opj_j2k_add_tlmarker(p_j2k->m_current_tile_number, + p_j2k->cstr_index, + l_marker_handler->id, + (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4, + l_marker_size + 4 )) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to add tl marker\n"); + return OPJ_FALSE; + } + + /* Keep the position of the last SOT marker read */ + if ( l_marker_handler->id == J2K_MS_SOT ) { + OPJ_UINT32 sot_pos = (OPJ_UINT32) opj_stream_tell(p_stream) - l_marker_size - 4 ; + if (sot_pos > p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos) + { + p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = sot_pos; + } + } + + if (p_j2k->m_specific_param.m_decoder.m_skip_data) { + /* Skip the rest of the tile part header*/ + if (opj_stream_skip(p_stream,p_j2k->m_specific_param.m_decoder.m_sot_length,p_manager) != p_j2k->m_specific_param.m_decoder.m_sot_length) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + l_current_marker = J2K_MS_SOD; /* Normally we reached a SOD */ + } + else { + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer*/ + if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + /* Read 2 bytes from the buffer as the new marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2); + } + } + if(opj_stream_get_number_byte_left(p_stream) == 0 + && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) + break; + + /* If we didn't skip data before, we need to read the SOD marker*/ + if (! p_j2k->m_specific_param.m_decoder.m_skip_data) { + /* Try to read the SOD marker and skip data ? FIXME */ + if (! opj_j2k_read_sod(p_j2k, p_stream, p_manager)) { + return OPJ_FALSE; + } + + if (! p_j2k->m_specific_param.m_decoder.m_can_decode){ + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read 2 bytes from buffer as the new marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2); + } + } + else { + /* Indicate we will try to read a new tile-part header*/ + p_j2k->m_specific_param.m_decoder.m_skip_data = 0; + p_j2k->m_specific_param.m_decoder.m_can_decode = 0; + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT; + + /* Try to read 2 bytes (the next marker ID) from stream and copy them into the buffer */ + if (opj_stream_read_data(p_stream,p_j2k->m_specific_param.m_decoder.m_header_data,2,p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + /* Read 2 bytes from buffer as the new marker ID */ + opj_read_bytes(p_j2k->m_specific_param.m_decoder.m_header_data,&l_current_marker,2); + } + } + + /* Current marker is the EOC marker ?*/ + if (l_current_marker == J2K_MS_EOC) { + if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_EOC ){ + p_j2k->m_current_tile_number = 0; + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_EOC; + } + } + + /* FIXME DOC ???*/ + if ( ! p_j2k->m_specific_param.m_decoder.m_can_decode) { + l_tcp = p_j2k->m_cp.tcps + p_j2k->m_current_tile_number; + l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + + while( (p_j2k->m_current_tile_number < l_nb_tiles) && (l_tcp->m_data == 00) ) { + ++p_j2k->m_current_tile_number; + ++l_tcp; + } + + if (p_j2k->m_current_tile_number == l_nb_tiles) { + *p_go_on = OPJ_FALSE; + return OPJ_TRUE; + } + } + + /*FIXME ???*/ + if (! opj_tcd_init_decode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) { + opj_event_msg(p_manager, EVT_ERROR, "Cannot decode tile, memory error\n"); + return OPJ_FALSE; + } + + opj_event_msg(p_manager, EVT_INFO, "Header of tile %d / %d has been read.\n", + p_j2k->m_current_tile_number+1, (p_j2k->m_cp.th * p_j2k->m_cp.tw)); + + *p_tile_index = p_j2k->m_current_tile_number; + *p_go_on = OPJ_TRUE; + *p_data_size = opj_tcd_get_decoded_tile_size(p_j2k->m_tcd); + *p_tile_x0 = p_j2k->m_tcd->tcd_image->tiles->x0; + *p_tile_y0 = p_j2k->m_tcd->tcd_image->tiles->y0; + *p_tile_x1 = p_j2k->m_tcd->tcd_image->tiles->x1; + *p_tile_y1 = p_j2k->m_tcd->tcd_image->tiles->y1; + *p_nb_comps = p_j2k->m_tcd->tcd_image->tiles->numcomps; + + p_j2k->m_specific_param.m_decoder.m_state |= 0x0080;/* FIXME J2K_DEC_STATE_DATA;*/ + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_decode_tile ( opj_j2k_t * p_j2k, + OPJ_UINT32 p_tile_index, + OPJ_BYTE * p_data, + OPJ_UINT32 p_data_size, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + OPJ_UINT32 l_current_marker; + OPJ_BYTE l_data [2]; + opj_tcp_t * l_tcp; + + /* preconditions */ + assert(p_stream != 00); + assert(p_j2k != 00); + assert(p_manager != 00); + + if ( !(p_j2k->m_specific_param.m_decoder.m_state & 0x0080/*FIXME J2K_DEC_STATE_DATA*/) + || (p_tile_index != p_j2k->m_current_tile_number) ) { + return OPJ_FALSE; + } + + l_tcp = &(p_j2k->m_cp.tcps[p_tile_index]); + if (! l_tcp->m_data) { + opj_j2k_tcp_destroy(l_tcp); + return OPJ_FALSE; + } + + if (! opj_tcd_decode_tile( p_j2k->m_tcd, + l_tcp->m_data, + l_tcp->m_data_size, + p_tile_index, + p_j2k->cstr_index) ) { + opj_j2k_tcp_destroy(l_tcp); + p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/*FIXME J2K_DEC_STATE_ERR;*/ + opj_event_msg(p_manager, EVT_ERROR, "Failed to decode.\n"); + return OPJ_FALSE; + } + + if (! opj_tcd_update_tile_data(p_j2k->m_tcd,p_data,p_data_size)) { + return OPJ_FALSE; + } + + /* To avoid to destroy the tcp which can be useful when we try to decode a tile decoded before (cf j2k_random_tile_access) + * we destroy just the data which will be re-read in read_tile_header*/ + /*opj_j2k_tcp_destroy(l_tcp); + p_j2k->m_tcd->tcp = 0;*/ + opj_j2k_tcp_data_destroy(l_tcp); + + p_j2k->m_specific_param.m_decoder.m_can_decode = 0; + p_j2k->m_specific_param.m_decoder.m_state &= (~ (0x0080u));/* FIXME J2K_DEC_STATE_DATA);*/ + + if(opj_stream_get_number_byte_left(p_stream) == 0 + && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC){ + return OPJ_TRUE; + } + + if (p_j2k->m_specific_param.m_decoder.m_state != 0x0100){ /*FIXME J2K_DEC_STATE_EOC)*/ + if (opj_stream_read_data(p_stream,l_data,2,p_manager) != 2) { + opj_event_msg(p_manager, EVT_ERROR, "Stream too short\n"); + return OPJ_FALSE; + } + + opj_read_bytes(l_data,&l_current_marker,2); + + if (l_current_marker == J2K_MS_EOC) { + p_j2k->m_current_tile_number = 0; + p_j2k->m_specific_param.m_decoder.m_state = 0x0100;/*FIXME J2K_DEC_STATE_EOC;*/ + } + else if (l_current_marker != J2K_MS_SOT) + { + if(opj_stream_get_number_byte_left(p_stream) == 0) { + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_NEOC; + opj_event_msg(p_manager, EVT_WARNING, "Stream does not end with EOC\n"); + return OPJ_TRUE; + } + opj_event_msg(p_manager, EVT_ERROR, "Stream too short, expected SOT\n"); + return OPJ_FALSE; + } + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_update_image_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data, opj_image_t* p_output_image) +{ + OPJ_UINT32 i,j,k = 0; + OPJ_UINT32 l_width_src,l_height_src; + OPJ_UINT32 l_width_dest,l_height_dest; + OPJ_INT32 l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src; + OPJ_INT32 l_start_offset_src, l_line_offset_src, l_end_offset_src ; + OPJ_UINT32 l_start_x_dest , l_start_y_dest; + OPJ_UINT32 l_x0_dest, l_y0_dest, l_x1_dest, l_y1_dest; + OPJ_INT32 l_start_offset_dest, l_line_offset_dest; + + opj_image_comp_t * l_img_comp_src = 00; + opj_image_comp_t * l_img_comp_dest = 00; + + opj_tcd_tilecomp_t * l_tilec = 00; + opj_image_t * l_image_src = 00; + OPJ_UINT32 l_size_comp, l_remaining; + OPJ_INT32 * l_dest_ptr; + opj_tcd_resolution_t* l_res= 00; + + l_tilec = p_tcd->tcd_image->tiles->comps; + l_image_src = p_tcd->image; + l_img_comp_src = l_image_src->comps; + + l_img_comp_dest = p_output_image->comps; + + for (i=0; i<l_image_src->numcomps; i++) { + + /* Allocate output component buffer if necessary */ + if (!l_img_comp_dest->data) { + OPJ_UINT32 width = l_img_comp_dest->w; + OPJ_UINT32 height = l_img_comp_dest->h; + const OPJ_UINT32 MAX_SIZE = UINT32_MAX / sizeof(OPJ_INT32); + if (height == 0 || width > MAX_SIZE / height) { + return OPJ_FALSE; + } + l_img_comp_dest->data = (OPJ_INT32*) opj_calloc(width * height, sizeof(OPJ_INT32)); + if (!l_img_comp_dest->data) { + return OPJ_FALSE; + } + } + + /* Copy info from decoded comp image to output image */ + l_img_comp_dest->resno_decoded = l_img_comp_src->resno_decoded; + + /*-----*/ + /* Compute the precision of the output buffer */ + l_size_comp = l_img_comp_src->prec >> 3; /*(/ 8)*/ + l_remaining = l_img_comp_src->prec & 7; /* (%8) */ + l_res = l_tilec->resolutions + l_img_comp_src->resno_decoded; + + if (l_remaining) { + ++l_size_comp; + } + + if (l_size_comp == 3) { + l_size_comp = 4; + } + /*-----*/ + + /* Current tile component size*/ + /*if (i == 0) { + fprintf(stdout, "SRC: l_res_x0=%d, l_res_x1=%d, l_res_y0=%d, l_res_y1=%d\n", + l_res->x0, l_res->x1, l_res->y0, l_res->y1); + }*/ + + l_width_src = (OPJ_UINT32)(l_res->x1 - l_res->x0); + l_height_src = (OPJ_UINT32)(l_res->y1 - l_res->y0); + + /* Border of the current output component*/ + l_x0_dest = (OPJ_UINT32)opj_int_ceildivpow2((OPJ_INT32)l_img_comp_dest->x0, (OPJ_INT32)l_img_comp_dest->factor); + l_y0_dest = (OPJ_UINT32)opj_int_ceildivpow2((OPJ_INT32)l_img_comp_dest->y0, (OPJ_INT32)l_img_comp_dest->factor); + l_x1_dest = l_x0_dest + l_img_comp_dest->w; + l_y1_dest = l_y0_dest + l_img_comp_dest->h; + + /*if (i == 0) { + fprintf(stdout, "DEST: l_x0_dest=%d, l_x1_dest=%d, l_y0_dest=%d, l_y1_dest=%d (%d)\n", + l_x0_dest, l_x1_dest, l_y0_dest, l_y1_dest, l_img_comp_dest->factor ); + }*/ + + /*-----*/ + /* Compute the area (l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src) + * of the input buffer (decoded tile component) which will be move + * in the output buffer. Compute the area of the output buffer (l_start_x_dest, + * l_start_y_dest, l_width_dest, l_height_dest) which will be modified + * by this input area. + * */ + assert( l_res->x0 >= 0); + assert( l_res->x1 >= 0); + if ( l_x0_dest < (OPJ_UINT32)l_res->x0 ) { + l_start_x_dest = (OPJ_UINT32)l_res->x0 - l_x0_dest; + l_offset_x0_src = 0; + + if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) { + l_width_dest = l_width_src; + l_offset_x1_src = 0; + } + else { + l_width_dest = l_x1_dest - (OPJ_UINT32)l_res->x0 ; + l_offset_x1_src = (OPJ_INT32)(l_width_src - l_width_dest); + } + } + else { + l_start_x_dest = 0 ; + l_offset_x0_src = (OPJ_INT32)l_x0_dest - l_res->x0; + + if ( l_x1_dest >= (OPJ_UINT32)l_res->x1 ) { + l_width_dest = l_width_src - (OPJ_UINT32)l_offset_x0_src; + l_offset_x1_src = 0; + } + else { + l_width_dest = l_img_comp_dest->w ; + l_offset_x1_src = l_res->x1 - (OPJ_INT32)l_x1_dest; + } + } + + if ( l_y0_dest < (OPJ_UINT32)l_res->y0 ) { + l_start_y_dest = (OPJ_UINT32)l_res->y0 - l_y0_dest; + l_offset_y0_src = 0; + + if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) { + l_height_dest = l_height_src; + l_offset_y1_src = 0; + } + else { + l_height_dest = l_y1_dest - (OPJ_UINT32)l_res->y0 ; + l_offset_y1_src = (OPJ_INT32)(l_height_src - l_height_dest); + } + } + else { + l_start_y_dest = 0 ; + l_offset_y0_src = (OPJ_INT32)l_y0_dest - l_res->y0; + + if ( l_y1_dest >= (OPJ_UINT32)l_res->y1 ) { + l_height_dest = l_height_src - (OPJ_UINT32)l_offset_y0_src; + l_offset_y1_src = 0; + } + else { + l_height_dest = l_img_comp_dest->h ; + l_offset_y1_src = l_res->y1 - (OPJ_INT32)l_y1_dest; + } + } + + if( (l_offset_x0_src < 0 ) || (l_offset_y0_src < 0 ) || (l_offset_x1_src < 0 ) || (l_offset_y1_src < 0 ) ){ + return OPJ_FALSE; + } + /* testcase 2977.pdf.asan.67.2198 */ + if ((OPJ_INT32)l_width_dest < 0 || (OPJ_INT32)l_height_dest < 0) { + return OPJ_FALSE; + } + /*-----*/ + + /* Compute the input buffer offset */ + l_start_offset_src = l_offset_x0_src + l_offset_y0_src * (OPJ_INT32)l_width_src; + l_line_offset_src = l_offset_x1_src + l_offset_x0_src; + l_end_offset_src = l_offset_y1_src * (OPJ_INT32)l_width_src - l_offset_x0_src; + + /* Compute the output buffer offset */ + l_start_offset_dest = (OPJ_INT32)(l_start_x_dest + l_start_y_dest * l_img_comp_dest->w); + l_line_offset_dest = (OPJ_INT32)(l_img_comp_dest->w - l_width_dest); + + /* Move the output buffer to the first place where we will write*/ + l_dest_ptr = l_img_comp_dest->data + l_start_offset_dest; + + /*if (i == 0) { + fprintf(stdout, "COMPO[%d]:\n",i); + fprintf(stdout, "SRC: l_start_x_src=%d, l_start_y_src=%d, l_width_src=%d, l_height_src=%d\n" + "\t tile offset:%d, %d, %d, %d\n" + "\t buffer offset: %d; %d, %d\n", + l_res->x0, l_res->y0, l_width_src, l_height_src, + l_offset_x0_src, l_offset_y0_src, l_offset_x1_src, l_offset_y1_src, + l_start_offset_src, l_line_offset_src, l_end_offset_src); + + fprintf(stdout, "DEST: l_start_x_dest=%d, l_start_y_dest=%d, l_width_dest=%d, l_height_dest=%d\n" + "\t start offset: %d, line offset= %d\n", + l_start_x_dest, l_start_y_dest, l_width_dest, l_height_dest, l_start_offset_dest, l_line_offset_dest); + }*/ + + switch (l_size_comp) { + case 1: + { + OPJ_CHAR * l_src_ptr = (OPJ_CHAR*) p_data; + l_src_ptr += l_start_offset_src; /* Move to the first place where we will read*/ + + if (l_img_comp_src->sgnd) { + for (j = 0 ; j < l_height_dest ; ++j) { + for ( k = 0 ; k < l_width_dest ; ++k) { + *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); /* Copy only the data needed for the output image */ + } + + l_dest_ptr+= l_line_offset_dest; /* Move to the next place where we will write */ + l_src_ptr += l_line_offset_src ; /* Move to the next place where we will read */ + } + } + else { + for ( j = 0 ; j < l_height_dest ; ++j ) { + for ( k = 0 ; k < l_width_dest ; ++k) { + *(l_dest_ptr++) = (OPJ_INT32) ((*(l_src_ptr++))&0xff); + } + + l_dest_ptr+= l_line_offset_dest; + l_src_ptr += l_line_offset_src; + } + } + + l_src_ptr += l_end_offset_src; /* Move to the end of this component-part of the input buffer */ + p_data = (OPJ_BYTE*) l_src_ptr; /* Keep the current position for the next component-part */ + } + break; + case 2: + { + OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_data; + l_src_ptr += l_start_offset_src; + + if (l_img_comp_src->sgnd) { + for (j=0;j<l_height_dest;++j) { + for (k=0;k<l_width_dest;++k) { + *(l_dest_ptr++) = *(l_src_ptr++); + } + + l_dest_ptr+= l_line_offset_dest; + l_src_ptr += l_line_offset_src ; + } + } + else { + for (j=0;j<l_height_dest;++j) { + for (k=0;k<l_width_dest;++k) { + *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff; + } + + l_dest_ptr+= l_line_offset_dest; + l_src_ptr += l_line_offset_src ; + } + } + + l_src_ptr += l_end_offset_src; + p_data = (OPJ_BYTE*) l_src_ptr; + } + break; + case 4: + { + OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_data; + l_src_ptr += l_start_offset_src; + + for (j=0;j<l_height_dest;++j) { + for (k=0;k<l_width_dest;++k) { + *(l_dest_ptr++) = (*(l_src_ptr++)); + } + + l_dest_ptr+= l_line_offset_dest; + l_src_ptr += l_line_offset_src ; + } + + l_src_ptr += l_end_offset_src; + p_data = (OPJ_BYTE*) l_src_ptr; + } + break; + } + + ++l_img_comp_dest; + ++l_img_comp_src; + ++l_tilec; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_set_decode_area( opj_j2k_t *p_j2k, + opj_image_t* p_image, + OPJ_INT32 p_start_x, OPJ_INT32 p_start_y, + OPJ_INT32 p_end_x, OPJ_INT32 p_end_y, + opj_event_mgr_t * p_manager ) +{ + opj_cp_t * l_cp = &(p_j2k->m_cp); + opj_image_t * l_image = p_j2k->m_private_image; + + OPJ_UINT32 it_comp; + OPJ_INT32 l_comp_x1, l_comp_y1; + opj_image_comp_t* l_img_comp = NULL; + + /* Check if we are read the main header */ + if (p_j2k->m_specific_param.m_decoder.m_state != J2K_STATE_TPHSOT) { /* FIXME J2K_DEC_STATE_TPHSOT)*/ + opj_event_msg(p_manager, EVT_ERROR, "Need to decode the main header before begin to decode the remaining codestream"); + return OPJ_FALSE; + } + + if ( !p_start_x && !p_start_y && !p_end_x && !p_end_y){ + opj_event_msg(p_manager, EVT_INFO, "No decoded area parameters, set the decoded area to the whole image\n"); + + p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0; + p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0; + p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw; + p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th; + + return OPJ_TRUE; + } + + /* ----- */ + /* Check if the positions provided by the user are correct */ + + /* Left */ + assert(p_start_x >= 0 ); + assert(p_start_y >= 0 ); + + if ((OPJ_UINT32)p_start_x > l_image->x1 ) { + opj_event_msg(p_manager, EVT_ERROR, + "Left position of the decoded area (region_x0=%d) is outside the image area (Xsiz=%d).\n", + p_start_x, l_image->x1); + return OPJ_FALSE; + } + else if ((OPJ_UINT32)p_start_x < l_image->x0){ + opj_event_msg(p_manager, EVT_WARNING, + "Left position of the decoded area (region_x0=%d) is outside the image area (XOsiz=%d).\n", + p_start_x, l_image->x0); + p_j2k->m_specific_param.m_decoder.m_start_tile_x = 0; + p_image->x0 = l_image->x0; + } + else { + p_j2k->m_specific_param.m_decoder.m_start_tile_x = ((OPJ_UINT32)p_start_x - l_cp->tx0) / l_cp->tdx; + p_image->x0 = (OPJ_UINT32)p_start_x; + } + + /* Up */ + if ((OPJ_UINT32)p_start_y > l_image->y1){ + opj_event_msg(p_manager, EVT_ERROR, + "Up position of the decoded area (region_y0=%d) is outside the image area (Ysiz=%d).\n", + p_start_y, l_image->y1); + return OPJ_FALSE; + } + else if ((OPJ_UINT32)p_start_y < l_image->y0){ + opj_event_msg(p_manager, EVT_WARNING, + "Up position of the decoded area (region_y0=%d) is outside the image area (YOsiz=%d).\n", + p_start_y, l_image->y0); + p_j2k->m_specific_param.m_decoder.m_start_tile_y = 0; + p_image->y0 = l_image->y0; + } + else { + p_j2k->m_specific_param.m_decoder.m_start_tile_y = ((OPJ_UINT32)p_start_y - l_cp->ty0) / l_cp->tdy; + p_image->y0 = (OPJ_UINT32)p_start_y; + } + + /* Right */ + assert((OPJ_UINT32)p_end_x > 0); + assert((OPJ_UINT32)p_end_y > 0); + if ((OPJ_UINT32)p_end_x < l_image->x0) { + opj_event_msg(p_manager, EVT_ERROR, + "Right position of the decoded area (region_x1=%d) is outside the image area (XOsiz=%d).\n", + p_end_x, l_image->x0); + return OPJ_FALSE; + } + else if ((OPJ_UINT32)p_end_x > l_image->x1) { + opj_event_msg(p_manager, EVT_WARNING, + "Right position of the decoded area (region_x1=%d) is outside the image area (Xsiz=%d).\n", + p_end_x, l_image->x1); + p_j2k->m_specific_param.m_decoder.m_end_tile_x = l_cp->tw; + p_image->x1 = l_image->x1; + } + else { + p_j2k->m_specific_param.m_decoder.m_end_tile_x = (OPJ_UINT32)opj_int_ceildiv(p_end_x - (OPJ_INT32)l_cp->tx0, (OPJ_INT32)l_cp->tdx); + p_image->x1 = (OPJ_UINT32)p_end_x; + } + + /* Bottom */ + if ((OPJ_UINT32)p_end_y < l_image->y0) { + opj_event_msg(p_manager, EVT_ERROR, + "Bottom position of the decoded area (region_y1=%d) is outside the image area (YOsiz=%d).\n", + p_end_y, l_image->y0); + return OPJ_FALSE; + } + if ((OPJ_UINT32)p_end_y > l_image->y1){ + opj_event_msg(p_manager, EVT_WARNING, + "Bottom position of the decoded area (region_y1=%d) is outside the image area (Ysiz=%d).\n", + p_end_y, l_image->y1); + p_j2k->m_specific_param.m_decoder.m_end_tile_y = l_cp->th; + p_image->y1 = l_image->y1; + } + else{ + p_j2k->m_specific_param.m_decoder.m_end_tile_y = (OPJ_UINT32)opj_int_ceildiv(p_end_y - (OPJ_INT32)l_cp->ty0, (OPJ_INT32)l_cp->tdy); + p_image->y1 = (OPJ_UINT32)p_end_y; + } + /* ----- */ + + p_j2k->m_specific_param.m_decoder.m_discard_tiles = 1; + + l_img_comp = p_image->comps; + for (it_comp=0; it_comp < p_image->numcomps; ++it_comp) + { + OPJ_INT32 l_h,l_w; + + l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx); + l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy); + l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx); + l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy); + + l_w = opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor) + - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor); + if (l_w < 0){ + opj_event_msg(p_manager, EVT_ERROR, + "Size x of the decoded component image is incorrect (comp[%d].w=%d).\n", + it_comp, l_w); + return OPJ_FALSE; + } + l_img_comp->w = (OPJ_UINT32)l_w; + + l_h = opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor) + - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor); + if (l_h < 0){ + opj_event_msg(p_manager, EVT_ERROR, + "Size y of the decoded component image is incorrect (comp[%d].h=%d).\n", + it_comp, l_h); + return OPJ_FALSE; + } + l_img_comp->h = (OPJ_UINT32)l_h; + + l_img_comp++; + } + + opj_event_msg( p_manager, EVT_INFO,"Setting decoding area to %d,%d,%d,%d\n", + p_image->x0, p_image->y0, p_image->x1, p_image->y1); + + return OPJ_TRUE; +} + +opj_j2k_t* opj_j2k_create_decompress(void) +{ + opj_j2k_t *l_j2k = (opj_j2k_t*) opj_calloc(1,sizeof(opj_j2k_t)); + if (!l_j2k) { + return 00; + } + + l_j2k->m_is_decoder = 1; + l_j2k->m_cp.m_is_decoder = 1; + + l_j2k->m_specific_param.m_decoder.m_default_tcp = (opj_tcp_t*) opj_calloc(1,sizeof(opj_tcp_t)); + if (!l_j2k->m_specific_param.m_decoder.m_default_tcp) { + opj_j2k_destroy(l_j2k); + return 00; + } + + l_j2k->m_specific_param.m_decoder.m_header_data = (OPJ_BYTE *) opj_calloc(1,OPJ_J2K_DEFAULT_HEADER_SIZE); + if (! l_j2k->m_specific_param.m_decoder.m_header_data) { + opj_j2k_destroy(l_j2k); + return 00; + } + + l_j2k->m_specific_param.m_decoder.m_header_data_size = OPJ_J2K_DEFAULT_HEADER_SIZE; + + l_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = -1 ; + + l_j2k->m_specific_param.m_decoder.m_last_sot_read_pos = 0 ; + + /* codestream index creation */ + l_j2k->cstr_index = opj_j2k_create_cstr_index(); + if (!l_j2k->cstr_index){ + opj_j2k_destroy(l_j2k); + return 00; + } + + /* validation list creation */ + l_j2k->m_validation_list = opj_procedure_list_create(); + if (! l_j2k->m_validation_list) { + opj_j2k_destroy(l_j2k); + return 00; + } + + /* execution list creation */ + l_j2k->m_procedure_list = opj_procedure_list_create(); + if (! l_j2k->m_procedure_list) { + opj_j2k_destroy(l_j2k); + return 00; + } + + return l_j2k; +} + +opj_codestream_index_t* opj_j2k_create_cstr_index(void) +{ + opj_codestream_index_t* cstr_index = (opj_codestream_index_t*) + opj_calloc(1,sizeof(opj_codestream_index_t)); + if (!cstr_index) + return NULL; + + cstr_index->maxmarknum = 100; + cstr_index->marknum = 0; + cstr_index->marker = (opj_marker_info_t*) + opj_calloc(cstr_index->maxmarknum, sizeof(opj_marker_info_t)); + if (!cstr_index-> marker) + return NULL; + + cstr_index->tile_index = NULL; + + return cstr_index; +} + +OPJ_UINT32 opj_j2k_get_SPCod_SPCoc_size ( opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no ) +{ + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + + /* preconditions */ + assert(p_j2k != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp = &l_tcp->tccps[p_comp_no]; + + /* preconditions again */ + assert(p_tile_no < (l_cp->tw * l_cp->th)); + assert(p_comp_no < p_j2k->m_private_image->numcomps); + + if (l_tccp->csty & J2K_CCP_CSTY_PRT) { + return 5 + l_tccp->numresolutions; + } + else { + return 5; + } +} + +OPJ_BOOL opj_j2k_write_SPCod_SPCoc( opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_header_size, + struct opj_event_mgr * p_manager ) +{ + OPJ_UINT32 i; + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_header_size != 00); + assert(p_manager != 00); + assert(p_data != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp = &l_tcp->tccps[p_comp_no]; + + /* preconditions again */ + assert(p_tile_no < (l_cp->tw * l_cp->th)); + assert(p_comp_no <(p_j2k->m_private_image->numcomps)); + + if (*p_header_size < 5) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n"); + return OPJ_FALSE; + } + + opj_write_bytes(p_data,l_tccp->numresolutions - 1, 1); /* SPcoc (D) */ + ++p_data; + + opj_write_bytes(p_data,l_tccp->cblkw - 2, 1); /* SPcoc (E) */ + ++p_data; + + opj_write_bytes(p_data,l_tccp->cblkh - 2, 1); /* SPcoc (F) */ + ++p_data; + + opj_write_bytes(p_data,l_tccp->cblksty, 1); /* SPcoc (G) */ + ++p_data; + + opj_write_bytes(p_data,l_tccp->qmfbid, 1); /* SPcoc (H) */ + ++p_data; + + *p_header_size = *p_header_size - 5; + + if (l_tccp->csty & J2K_CCP_CSTY_PRT) { + + if (*p_header_size < l_tccp->numresolutions) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing SPCod SPCoc element\n"); + return OPJ_FALSE; + } + + for (i = 0; i < l_tccp->numresolutions; ++i) { + opj_write_bytes(p_data,l_tccp->prcw[i] + (l_tccp->prch[i] << 4), 1); /* SPcoc (I_i) */ + ++p_data; + } + + *p_header_size = *p_header_size - l_tccp->numresolutions; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_read_SPCod_SPCoc( opj_j2k_t *p_j2k, + OPJ_UINT32 compno, + OPJ_BYTE * p_header_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 i, l_tmp; + opj_cp_t *l_cp = NULL; + opj_tcp_t *l_tcp = NULL; + opj_tccp_t *l_tccp = NULL; + OPJ_BYTE * l_current_ptr = NULL; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_header_data != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + /* precondition again */ + assert(compno < p_j2k->m_private_image->numcomps); + + l_tccp = &l_tcp->tccps[compno]; + l_current_ptr = p_header_data; + + /* make sure room is sufficient */ + if (*p_header_size < 5) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n"); + return OPJ_FALSE; + } + + opj_read_bytes(l_current_ptr, &l_tccp->numresolutions ,1); /* SPcox (D) */ + ++l_tccp->numresolutions; /* tccp->numresolutions = read() + 1 */ + if (l_tccp->numresolutions > OPJ_J2K_MAXRLVLS) { + opj_event_msg(p_manager, EVT_ERROR, + "Invalid value for numresolutions : %d, max value is set in openjpeg.h at %d\n", + l_tccp->numresolutions, OPJ_J2K_MAXRLVLS); + return OPJ_FALSE; + } + ++l_current_ptr; + + /* If user wants to remove more resolutions than the codestream contains, return error */ + if (l_cp->m_specific_param.m_dec.m_reduce >= l_tccp->numresolutions) { + opj_event_msg(p_manager, EVT_ERROR, "Error decoding component %d.\nThe number of resolutions to remove is higher than the number " + "of resolutions of this component\nModify the cp_reduce parameter.\n\n", compno); + p_j2k->m_specific_param.m_decoder.m_state |= 0x8000;/* FIXME J2K_DEC_STATE_ERR;*/ + return OPJ_FALSE; + } + + opj_read_bytes(l_current_ptr,&l_tccp->cblkw ,1); /* SPcoc (E) */ + ++l_current_ptr; + l_tccp->cblkw += 2; + + opj_read_bytes(l_current_ptr,&l_tccp->cblkh ,1); /* SPcoc (F) */ + ++l_current_ptr; + l_tccp->cblkh += 2; + + if ((l_tccp->cblkw > 10) || (l_tccp->cblkh > 10) || ((l_tccp->cblkw + l_tccp->cblkh) > 12)) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element, Invalid cblkw/cblkh combination\n"); + return OPJ_FALSE; + } + + + opj_read_bytes(l_current_ptr,&l_tccp->cblksty ,1); /* SPcoc (G) */ + ++l_current_ptr; + + opj_read_bytes(l_current_ptr,&l_tccp->qmfbid ,1); /* SPcoc (H) */ + ++l_current_ptr; + + *p_header_size = *p_header_size - 5; + + /* use custom precinct size ? */ + if (l_tccp->csty & J2K_CCP_CSTY_PRT) { + if (*p_header_size < l_tccp->numresolutions) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading SPCod SPCoc element\n"); + return OPJ_FALSE; + } + + for (i = 0; i < l_tccp->numresolutions; ++i) { + opj_read_bytes(l_current_ptr,&l_tmp ,1); /* SPcoc (I_i) */ + ++l_current_ptr; + /* Precinct exponent 0 is only allowed for lowest resolution level (Table A.21) */ + if ((i != 0) && (((l_tmp & 0xf) == 0) || ((l_tmp >> 4) == 0))) { + opj_event_msg(p_manager, EVT_ERROR, "Invalid precinct size\n"); + return OPJ_FALSE; + } + l_tccp->prcw[i] = l_tmp & 0xf; + l_tccp->prch[i] = l_tmp >> 4; + } + + *p_header_size = *p_header_size - l_tccp->numresolutions; + } + else { + /* set default size for the precinct width and height */ + for (i = 0; i < l_tccp->numresolutions; ++i) { + l_tccp->prcw[i] = 15; + l_tccp->prch[i] = 15; + } + } + +#ifdef WIP_REMOVE_MSD + /* INDEX >> */ + if (p_j2k->cstr_info && compno == 0) { + OPJ_UINT32 l_data_size = l_tccp->numresolutions * sizeof(OPJ_UINT32); + + p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkh = l_tccp->cblkh; + p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblkw = l_tccp->cblkw; + p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].numresolutions = l_tccp->numresolutions; + p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].cblksty = l_tccp->cblksty; + p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].tccp_info[compno].qmfbid = l_tccp->qmfbid; + + memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdx,l_tccp->prcw, l_data_size); + memcpy(p_j2k->cstr_info->tile[p_j2k->m_current_tile_number].pdy,l_tccp->prch, l_data_size); + } + /* << INDEX */ +#endif + + return OPJ_TRUE; +} + +void opj_j2k_copy_tile_component_parameters( opj_j2k_t *p_j2k ) +{ + /* loop */ + OPJ_UINT32 i; + opj_cp_t *l_cp = NULL; + opj_tcp_t *l_tcp = NULL; + opj_tccp_t *l_ref_tccp = NULL, *l_copied_tccp = NULL; + OPJ_UINT32 l_prc_size; + + /* preconditions */ + assert(p_j2k != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /* FIXME J2K_DEC_STATE_TPH*/ + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + l_ref_tccp = &l_tcp->tccps[0]; + l_copied_tccp = l_ref_tccp + 1; + l_prc_size = l_ref_tccp->numresolutions * (OPJ_UINT32)sizeof(OPJ_UINT32); + + for (i=1; i<p_j2k->m_private_image->numcomps; ++i) { + l_copied_tccp->numresolutions = l_ref_tccp->numresolutions; + l_copied_tccp->cblkw = l_ref_tccp->cblkw; + l_copied_tccp->cblkh = l_ref_tccp->cblkh; + l_copied_tccp->cblksty = l_ref_tccp->cblksty; + l_copied_tccp->qmfbid = l_ref_tccp->qmfbid; + memcpy(l_copied_tccp->prcw,l_ref_tccp->prcw,l_prc_size); + memcpy(l_copied_tccp->prch,l_ref_tccp->prch,l_prc_size); + ++l_copied_tccp; + } +} + +OPJ_UINT32 opj_j2k_get_SQcd_SQcc_size ( opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no ) +{ + OPJ_UINT32 l_num_bands; + + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + + /* preconditions */ + assert(p_j2k != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp = &l_tcp->tccps[p_comp_no]; + + /* preconditions again */ + assert(p_tile_no < l_cp->tw * l_cp->th); + assert(p_comp_no < p_j2k->m_private_image->numcomps); + + l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2); + + if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) { + return 1 + l_num_bands; + } + else { + return 1 + 2*l_num_bands; + } +} + +OPJ_BOOL opj_j2k_write_SQcd_SQcc( opj_j2k_t *p_j2k, + OPJ_UINT32 p_tile_no, + OPJ_UINT32 p_comp_no, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_header_size, + struct opj_event_mgr * p_manager ) +{ + OPJ_UINT32 l_header_size; + OPJ_UINT32 l_band_no, l_num_bands; + OPJ_UINT32 l_expn,l_mant; + + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_header_size != 00); + assert(p_manager != 00); + assert(p_data != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = &l_cp->tcps[p_tile_no]; + l_tccp = &l_tcp->tccps[p_comp_no]; + + /* preconditions again */ + assert(p_tile_no < l_cp->tw * l_cp->th); + assert(p_comp_no <p_j2k->m_private_image->numcomps); + + l_num_bands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (l_tccp->numresolutions * 3 - 2); + + if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) { + l_header_size = 1 + l_num_bands; + + if (*p_header_size < l_header_size) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n"); + return OPJ_FALSE; + } + + opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */ + ++p_data; + + for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) { + l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn; + opj_write_bytes(p_data, l_expn << 3, 1); /* SPqcx_i */ + ++p_data; + } + } + else { + l_header_size = 1 + 2*l_num_bands; + + if (*p_header_size < l_header_size) { + opj_event_msg(p_manager, EVT_ERROR, "Error writing SQcd SQcc element\n"); + return OPJ_FALSE; + } + + opj_write_bytes(p_data,l_tccp->qntsty + (l_tccp->numgbits << 5), 1); /* Sqcx */ + ++p_data; + + for (l_band_no = 0; l_band_no < l_num_bands; ++l_band_no) { + l_expn = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].expn; + l_mant = (OPJ_UINT32)l_tccp->stepsizes[l_band_no].mant; + + opj_write_bytes(p_data, (l_expn << 11) + l_mant, 2); /* SPqcx_i */ + p_data += 2; + } + } + + *p_header_size = *p_header_size - l_header_size; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_read_SQcd_SQcc(opj_j2k_t *p_j2k, + OPJ_UINT32 p_comp_no, + OPJ_BYTE* p_header_data, + OPJ_UINT32 * p_header_size, + opj_event_mgr_t * p_manager + ) +{ + /* loop*/ + OPJ_UINT32 l_band_no; + opj_cp_t *l_cp = 00; + opj_tcp_t *l_tcp = 00; + opj_tccp_t *l_tccp = 00; + OPJ_BYTE * l_current_ptr = 00; + OPJ_UINT32 l_tmp, l_num_band; + + /* preconditions*/ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_header_data != 00); + + l_cp = &(p_j2k->m_cp); + /* come from tile part header or main header ?*/ + l_tcp = (p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH) ? /*FIXME J2K_DEC_STATE_TPH*/ + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + /* precondition again*/ + assert(p_comp_no < p_j2k->m_private_image->numcomps); + + l_tccp = &l_tcp->tccps[p_comp_no]; + l_current_ptr = p_header_data; + + if (*p_header_size < 1) { + opj_event_msg(p_manager, EVT_ERROR, "Error reading SQcd or SQcc element\n"); + return OPJ_FALSE; + } + *p_header_size -= 1; + + opj_read_bytes(l_current_ptr, &l_tmp ,1); /* Sqcx */ + ++l_current_ptr; + + l_tccp->qntsty = l_tmp & 0x1f; + l_tccp->numgbits = l_tmp >> 5; + if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) { + l_num_band = 1; + } + else { + l_num_band = (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ? + (*p_header_size) : + (*p_header_size) / 2; + + if( l_num_band > OPJ_J2K_MAXBANDS ) { + opj_event_msg(p_manager, EVT_WARNING, "While reading CCP_QNTSTY element inside QCD or QCC marker segment, " + "number of subbands (%d) is greater to OPJ_J2K_MAXBANDS (%d). So we limit the number of elements stored to " + "OPJ_J2K_MAXBANDS (%d) and skip the rest. \n", l_num_band, OPJ_J2K_MAXBANDS, OPJ_J2K_MAXBANDS); + /*return OPJ_FALSE;*/ + } + } + +#ifdef USE_JPWL + if (l_cp->correct) { + + /* if JPWL is on, we check whether there are too many subbands */ + if (/*(l_num_band < 0) ||*/ (l_num_band >= OPJ_J2K_MAXBANDS)) { + opj_event_msg(p_manager, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR, + "JPWL: bad number of subbands in Sqcx (%d)\n", + l_num_band); + if (!JPWL_ASSUME) { + opj_event_msg(p_manager, EVT_ERROR, "JPWL: giving up\n"); + return OPJ_FALSE; + } + /* we try to correct */ + l_num_band = 1; + opj_event_msg(p_manager, EVT_WARNING, "- trying to adjust them\n" + "- setting number of bands to %d => HYPOTHESIS!!!\n", + l_num_band); + }; + + }; +#endif /* USE_JPWL */ + + if (l_tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) { + for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) { + opj_read_bytes(l_current_ptr, &l_tmp ,1); /* SPqcx_i */ + ++l_current_ptr; + if (l_band_no < OPJ_J2K_MAXBANDS){ + l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 3); + l_tccp->stepsizes[l_band_no].mant = 0; + } + } + *p_header_size = *p_header_size - l_num_band; + } + else { + for (l_band_no = 0; l_band_no < l_num_band; l_band_no++) { + opj_read_bytes(l_current_ptr, &l_tmp ,2); /* SPqcx_i */ + l_current_ptr+=2; + if (l_band_no < OPJ_J2K_MAXBANDS){ + l_tccp->stepsizes[l_band_no].expn = (OPJ_INT32)(l_tmp >> 11); + l_tccp->stepsizes[l_band_no].mant = l_tmp & 0x7ff; + } + } + *p_header_size = *p_header_size - 2*l_num_band; + } + + /* Add Antonin : if scalar_derived -> compute other stepsizes */ + if (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) { + for (l_band_no = 1; l_band_no < OPJ_J2K_MAXBANDS; l_band_no++) { + l_tccp->stepsizes[l_band_no].expn = + ((OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) > 0) ? + (OPJ_INT32)(l_tccp->stepsizes[0].expn) - (OPJ_INT32)((l_band_no - 1) / 3) : 0; + l_tccp->stepsizes[l_band_no].mant = l_tccp->stepsizes[0].mant; + } + } + + return OPJ_TRUE; +} + +void opj_j2k_copy_tile_quantization_parameters( opj_j2k_t *p_j2k ) +{ + OPJ_UINT32 i; + opj_cp_t *l_cp = NULL; + opj_tcp_t *l_tcp = NULL; + opj_tccp_t *l_ref_tccp = NULL; + opj_tccp_t *l_copied_tccp = NULL; + OPJ_UINT32 l_size; + + /* preconditions */ + assert(p_j2k != 00); + + l_cp = &(p_j2k->m_cp); + l_tcp = p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_TPH ? + &l_cp->tcps[p_j2k->m_current_tile_number] : + p_j2k->m_specific_param.m_decoder.m_default_tcp; + + l_ref_tccp = &l_tcp->tccps[0]; + l_copied_tccp = l_ref_tccp + 1; + l_size = OPJ_J2K_MAXBANDS * sizeof(opj_stepsize_t); + + for (i=1;i<p_j2k->m_private_image->numcomps;++i) { + l_copied_tccp->qntsty = l_ref_tccp->qntsty; + l_copied_tccp->numgbits = l_ref_tccp->numgbits; + memcpy(l_copied_tccp->stepsizes,l_ref_tccp->stepsizes,l_size); + ++l_copied_tccp; + } +} + +static void opj_j2k_dump_tile_info( opj_tcp_t * l_default_tile,OPJ_INT32 numcomps,FILE* out_stream) +{ + if (l_default_tile) + { + OPJ_INT32 compno; + + fprintf(out_stream, "\t default tile {\n"); + fprintf(out_stream, "\t\t csty=%#x\n", l_default_tile->csty); + fprintf(out_stream, "\t\t prg=%#x\n", l_default_tile->prg); + fprintf(out_stream, "\t\t numlayers=%d\n", l_default_tile->numlayers); + fprintf(out_stream, "\t\t mct=%x\n", l_default_tile->mct); + + for (compno = 0; compno < numcomps; compno++) { + opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]); + OPJ_UINT32 resno; + OPJ_INT32 bandno, numbands; + + /* coding style*/ + fprintf(out_stream, "\t\t comp %d {\n", compno); + fprintf(out_stream, "\t\t\t csty=%#x\n", l_tccp->csty); + fprintf(out_stream, "\t\t\t numresolutions=%d\n", l_tccp->numresolutions); + fprintf(out_stream, "\t\t\t cblkw=2^%d\n", l_tccp->cblkw); + fprintf(out_stream, "\t\t\t cblkh=2^%d\n", l_tccp->cblkh); + fprintf(out_stream, "\t\t\t cblksty=%#x\n", l_tccp->cblksty); + fprintf(out_stream, "\t\t\t qmfbid=%d\n", l_tccp->qmfbid); + + fprintf(out_stream, "\t\t\t preccintsize (w,h)="); + for (resno = 0; resno < l_tccp->numresolutions; resno++) { + fprintf(out_stream, "(%d,%d) ", l_tccp->prcw[resno], l_tccp->prch[resno]); + } + fprintf(out_stream, "\n"); + + /* quantization style*/ + fprintf(out_stream, "\t\t\t qntsty=%d\n", l_tccp->qntsty); + fprintf(out_stream, "\t\t\t numgbits=%d\n", l_tccp->numgbits); + fprintf(out_stream, "\t\t\t stepsizes (m,e)="); + numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2; + for (bandno = 0; bandno < numbands; bandno++) { + fprintf(out_stream, "(%d,%d) ", l_tccp->stepsizes[bandno].mant, + l_tccp->stepsizes[bandno].expn); + } + fprintf(out_stream, "\n"); + + /* RGN value*/ + fprintf(out_stream, "\t\t\t roishift=%d\n", l_tccp->roishift); + + fprintf(out_stream, "\t\t }\n"); + } /*end of component of default tile*/ + fprintf(out_stream, "\t }\n"); /*end of default tile*/ + } +} + +void j2k_dump (opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream) +{ + /* Check if the flag is compatible with j2k file*/ + if ( (flag & OPJ_JP2_INFO) || (flag & OPJ_JP2_IND)){ + fprintf(out_stream, "Wrong flag\n"); + return; + } + + /* Dump the image_header */ + if (flag & OPJ_IMG_INFO){ + if (p_j2k->m_private_image) + j2k_dump_image_header(p_j2k->m_private_image, 0, out_stream); + } + + /* Dump the codestream info from main header */ + if (flag & OPJ_J2K_MH_INFO){ + opj_j2k_dump_MH_info(p_j2k, out_stream); + } + /* Dump all tile/codestream info */ + if (flag & OPJ_J2K_TCH_INFO){ + OPJ_UINT32 l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + OPJ_UINT32 i; + opj_tcp_t * l_tcp = p_j2k->m_cp.tcps; + for (i=0;i<l_nb_tiles;++i) { + opj_j2k_dump_tile_info( l_tcp,(OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream); + ++l_tcp; + } + } + + /* Dump the codestream info of the current tile */ + if (flag & OPJ_J2K_TH_INFO){ + + } + + /* Dump the codestream index from main header */ + if (flag & OPJ_J2K_MH_IND){ + opj_j2k_dump_MH_index(p_j2k, out_stream); + } + + /* Dump the codestream index of the current tile */ + if (flag & OPJ_J2K_TH_IND){ + + } + +} + +void opj_j2k_dump_MH_index(opj_j2k_t* p_j2k, FILE* out_stream) +{ + opj_codestream_index_t* cstr_index = p_j2k->cstr_index; + OPJ_UINT32 it_marker, it_tile, it_tile_part; + + fprintf(out_stream, "Codestream index from main header: {\n"); + + fprintf(out_stream, "\t Main header start position=%" PRIi64 "\n" + "\t Main header end position=%" PRIi64 "\n", + cstr_index->main_head_start, cstr_index->main_head_end); + + fprintf(out_stream, "\t Marker list: {\n"); + + if (cstr_index->marker){ + for (it_marker=0; it_marker < cstr_index->marknum ; it_marker++){ + fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n", + cstr_index->marker[it_marker].type, + cstr_index->marker[it_marker].pos, + cstr_index->marker[it_marker].len ); + } + } + + fprintf(out_stream, "\t }\n"); + + if (cstr_index->tile_index){ + + /* Simple test to avoid to write empty information*/ + OPJ_UINT32 l_acc_nb_of_tile_part = 0; + for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){ + l_acc_nb_of_tile_part += cstr_index->tile_index[it_tile].nb_tps; + } + + if (l_acc_nb_of_tile_part) + { + fprintf(out_stream, "\t Tile index: {\n"); + + for (it_tile=0; it_tile < cstr_index->nb_of_tiles ; it_tile++){ + OPJ_UINT32 nb_of_tile_part = cstr_index->tile_index[it_tile].nb_tps; + + fprintf(out_stream, "\t\t nb of tile-part in tile [%d]=%d\n", it_tile, nb_of_tile_part); + + if (cstr_index->tile_index[it_tile].tp_index){ + for (it_tile_part =0; it_tile_part < nb_of_tile_part; it_tile_part++){ + fprintf(out_stream, "\t\t\t tile-part[%d]: star_pos=%" PRIi64 ", end_header=%" PRIi64 ", end_pos=%" PRIi64 ".\n", + it_tile_part, + cstr_index->tile_index[it_tile].tp_index[it_tile_part].start_pos, + cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_header, + cstr_index->tile_index[it_tile].tp_index[it_tile_part].end_pos); + } + } + + if (cstr_index->tile_index[it_tile].marker){ + for (it_marker=0; it_marker < cstr_index->tile_index[it_tile].marknum ; it_marker++){ + fprintf(out_stream, "\t\t type=%#x, pos=%" PRIi64 ", len=%d\n", + cstr_index->tile_index[it_tile].marker[it_marker].type, + cstr_index->tile_index[it_tile].marker[it_marker].pos, + cstr_index->tile_index[it_tile].marker[it_marker].len ); + } + } + } + fprintf(out_stream,"\t }\n"); + } + } + + fprintf(out_stream,"}\n"); + +} + + +void opj_j2k_dump_MH_info(opj_j2k_t* p_j2k, FILE* out_stream) +{ + + fprintf(out_stream, "Codestream info from main header: {\n"); + + fprintf(out_stream, "\t tx0=%d, ty0=%d\n", p_j2k->m_cp.tx0, p_j2k->m_cp.ty0); + fprintf(out_stream, "\t tdx=%d, tdy=%d\n", p_j2k->m_cp.tdx, p_j2k->m_cp.tdy); + fprintf(out_stream, "\t tw=%d, th=%d\n", p_j2k->m_cp.tw, p_j2k->m_cp.th); + opj_j2k_dump_tile_info(p_j2k->m_specific_param.m_decoder.m_default_tcp,(OPJ_INT32)p_j2k->m_private_image->numcomps, out_stream); + fprintf(out_stream, "}\n"); +} + +void j2k_dump_image_header(opj_image_t* img_header, OPJ_BOOL dev_dump_flag, FILE* out_stream) +{ + char tab[2]; + + if (dev_dump_flag){ + fprintf(stdout, "[DEV] Dump an image_header struct {\n"); + tab[0] = '\0'; + } + else { + fprintf(out_stream, "Image info {\n"); + tab[0] = '\t';tab[1] = '\0'; + } + + fprintf(out_stream, "%s x0=%d, y0=%d\n", tab, img_header->x0, img_header->y0); + fprintf(out_stream, "%s x1=%d, y1=%d\n", tab, img_header->x1, img_header->y1); + fprintf(out_stream, "%s numcomps=%d\n", tab, img_header->numcomps); + + if (img_header->comps){ + OPJ_UINT32 compno; + for (compno = 0; compno < img_header->numcomps; compno++) { + fprintf(out_stream, "%s\t component %d {\n", tab, compno); + j2k_dump_image_comp_header(&(img_header->comps[compno]), dev_dump_flag, out_stream); + fprintf(out_stream,"%s}\n",tab); + } + } + + fprintf(out_stream, "}\n"); +} + +void j2k_dump_image_comp_header(opj_image_comp_t* comp_header, OPJ_BOOL dev_dump_flag, FILE* out_stream) +{ + char tab[3]; + + if (dev_dump_flag){ + fprintf(stdout, "[DEV] Dump an image_comp_header struct {\n"); + tab[0] = '\0'; + } else { + tab[0] = '\t';tab[1] = '\t';tab[2] = '\0'; + } + + fprintf(out_stream, "%s dx=%d, dy=%d\n", tab, comp_header->dx, comp_header->dy); + fprintf(out_stream, "%s prec=%d\n", tab, comp_header->prec); + fprintf(out_stream, "%s sgnd=%d\n", tab, comp_header->sgnd); + + if (dev_dump_flag) + fprintf(out_stream, "}\n"); +} + +opj_codestream_info_v2_t* j2k_get_cstr_info(opj_j2k_t* p_j2k) +{ + OPJ_UINT32 compno; + OPJ_UINT32 numcomps = p_j2k->m_private_image->numcomps; + opj_tcp_t *l_default_tile; + opj_codestream_info_v2_t* cstr_info = (opj_codestream_info_v2_t*) opj_calloc(1,sizeof(opj_codestream_info_v2_t)); + if (!cstr_info) + return NULL; + + cstr_info->nbcomps = p_j2k->m_private_image->numcomps; + + cstr_info->tx0 = p_j2k->m_cp.tx0; + cstr_info->ty0 = p_j2k->m_cp.ty0; + cstr_info->tdx = p_j2k->m_cp.tdx; + cstr_info->tdy = p_j2k->m_cp.tdy; + cstr_info->tw = p_j2k->m_cp.tw; + cstr_info->th = p_j2k->m_cp.th; + + cstr_info->tile_info = NULL; /* Not fill from the main header*/ + + l_default_tile = p_j2k->m_specific_param.m_decoder.m_default_tcp; + + cstr_info->m_default_tile_info.csty = l_default_tile->csty; + cstr_info->m_default_tile_info.prg = l_default_tile->prg; + cstr_info->m_default_tile_info.numlayers = l_default_tile->numlayers; + cstr_info->m_default_tile_info.mct = l_default_tile->mct; + + cstr_info->m_default_tile_info.tccp_info = (opj_tccp_info_t*) opj_calloc(cstr_info->nbcomps, sizeof(opj_tccp_info_t)); + if (!cstr_info->m_default_tile_info.tccp_info) + { + opj_destroy_cstr_info(&cstr_info); + return NULL; + } + + for (compno = 0; compno < numcomps; compno++) { + opj_tccp_t *l_tccp = &(l_default_tile->tccps[compno]); + opj_tccp_info_t *l_tccp_info = &(cstr_info->m_default_tile_info.tccp_info[compno]); + OPJ_INT32 bandno, numbands; + + /* coding style*/ + l_tccp_info->csty = l_tccp->csty; + l_tccp_info->numresolutions = l_tccp->numresolutions; + l_tccp_info->cblkw = l_tccp->cblkw; + l_tccp_info->cblkh = l_tccp->cblkh; + l_tccp_info->cblksty = l_tccp->cblksty; + l_tccp_info->qmfbid = l_tccp->qmfbid; + if (l_tccp->numresolutions < OPJ_J2K_MAXRLVLS) + { + memcpy(l_tccp_info->prch, l_tccp->prch, l_tccp->numresolutions); + memcpy(l_tccp_info->prcw, l_tccp->prcw, l_tccp->numresolutions); + } + + /* quantization style*/ + l_tccp_info->qntsty = l_tccp->qntsty; + l_tccp_info->numgbits = l_tccp->numgbits; + + numbands = (l_tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ? 1 : (OPJ_INT32)l_tccp->numresolutions * 3 - 2; + if (numbands < OPJ_J2K_MAXBANDS) { + for (bandno = 0; bandno < numbands; bandno++) { + l_tccp_info->stepsizes_mant[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].mant; + l_tccp_info->stepsizes_expn[bandno] = (OPJ_UINT32)l_tccp->stepsizes[bandno].expn; + } + } + + /* RGN value*/ + l_tccp_info->roishift = l_tccp->roishift; + } + + return cstr_info; +} + +opj_codestream_index_t* j2k_get_cstr_index(opj_j2k_t* p_j2k) +{ + opj_codestream_index_t* l_cstr_index = (opj_codestream_index_t*) + opj_calloc(1,sizeof(opj_codestream_index_t)); + if (!l_cstr_index) + return NULL; + + l_cstr_index->main_head_start = p_j2k->cstr_index->main_head_start; + l_cstr_index->main_head_end = p_j2k->cstr_index->main_head_end; + l_cstr_index->codestream_size = p_j2k->cstr_index->codestream_size; + + l_cstr_index->marknum = p_j2k->cstr_index->marknum; + l_cstr_index->marker = (opj_marker_info_t*)opj_malloc(l_cstr_index->marknum*sizeof(opj_marker_info_t)); + if (!l_cstr_index->marker){ + opj_free( l_cstr_index); + return NULL; + } + + if (p_j2k->cstr_index->marker) + memcpy(l_cstr_index->marker, p_j2k->cstr_index->marker, l_cstr_index->marknum * sizeof(opj_marker_info_t) ); + else{ + opj_free(l_cstr_index->marker); + l_cstr_index->marker = NULL; + } + + l_cstr_index->nb_of_tiles = p_j2k->cstr_index->nb_of_tiles; + l_cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(l_cstr_index->nb_of_tiles, sizeof(opj_tile_index_t) ); + if (!l_cstr_index->tile_index){ + opj_free( l_cstr_index->marker); + opj_free( l_cstr_index); + return NULL; + } + + if (!p_j2k->cstr_index->tile_index){ + opj_free(l_cstr_index->tile_index); + l_cstr_index->tile_index = NULL; + } + else { + OPJ_UINT32 it_tile = 0; + for (it_tile = 0; it_tile < l_cstr_index->nb_of_tiles; it_tile++ ){ + + /* Tile Marker*/ + l_cstr_index->tile_index[it_tile].marknum = p_j2k->cstr_index->tile_index[it_tile].marknum; + + l_cstr_index->tile_index[it_tile].marker = + (opj_marker_info_t*)opj_malloc(l_cstr_index->tile_index[it_tile].marknum*sizeof(opj_marker_info_t)); + + if (!l_cstr_index->tile_index[it_tile].marker) { + OPJ_UINT32 it_tile_free; + + for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){ + opj_free(l_cstr_index->tile_index[it_tile_free].marker); + } + + opj_free( l_cstr_index->tile_index); + opj_free( l_cstr_index->marker); + opj_free( l_cstr_index); + return NULL; + } + + if (p_j2k->cstr_index->tile_index[it_tile].marker) + memcpy( l_cstr_index->tile_index[it_tile].marker, + p_j2k->cstr_index->tile_index[it_tile].marker, + l_cstr_index->tile_index[it_tile].marknum * sizeof(opj_marker_info_t) ); + else{ + opj_free(l_cstr_index->tile_index[it_tile].marker); + l_cstr_index->tile_index[it_tile].marker = NULL; + } + + /* Tile part index*/ + l_cstr_index->tile_index[it_tile].nb_tps = p_j2k->cstr_index->tile_index[it_tile].nb_tps; + + l_cstr_index->tile_index[it_tile].tp_index = + (opj_tp_index_t*)opj_malloc(l_cstr_index->tile_index[it_tile].nb_tps*sizeof(opj_tp_index_t)); + + if(!l_cstr_index->tile_index[it_tile].tp_index){ + OPJ_UINT32 it_tile_free; + + for (it_tile_free=0; it_tile_free < it_tile; it_tile_free++){ + opj_free(l_cstr_index->tile_index[it_tile_free].marker); + opj_free(l_cstr_index->tile_index[it_tile_free].tp_index); + } + + opj_free( l_cstr_index->tile_index); + opj_free( l_cstr_index->marker); + opj_free( l_cstr_index); + return NULL; + } + + if (p_j2k->cstr_index->tile_index[it_tile].tp_index){ + memcpy( l_cstr_index->tile_index[it_tile].tp_index, + p_j2k->cstr_index->tile_index[it_tile].tp_index, + l_cstr_index->tile_index[it_tile].nb_tps * sizeof(opj_tp_index_t) ); + } + else{ + opj_free(l_cstr_index->tile_index[it_tile].tp_index); + l_cstr_index->tile_index[it_tile].tp_index = NULL; + } + + /* Packet index (NOT USED)*/ + l_cstr_index->tile_index[it_tile].nb_packet = 0; + l_cstr_index->tile_index[it_tile].packet_index = NULL; + + } + } + + return l_cstr_index; +} + +OPJ_BOOL opj_j2k_allocate_tile_element_cstr_index(opj_j2k_t *p_j2k) +{ + OPJ_UINT32 it_tile=0; + + p_j2k->cstr_index->nb_of_tiles = p_j2k->m_cp.tw * p_j2k->m_cp.th; + p_j2k->cstr_index->tile_index = (opj_tile_index_t*)opj_calloc(p_j2k->cstr_index->nb_of_tiles, sizeof(opj_tile_index_t)); + if (!p_j2k->cstr_index->tile_index) + return OPJ_FALSE; + + for (it_tile=0; it_tile < p_j2k->cstr_index->nb_of_tiles; it_tile++){ + p_j2k->cstr_index->tile_index[it_tile].maxmarknum = 100; + p_j2k->cstr_index->tile_index[it_tile].marknum = 0; + p_j2k->cstr_index->tile_index[it_tile].marker = (opj_marker_info_t*) + opj_calloc(p_j2k->cstr_index->tile_index[it_tile].maxmarknum, sizeof(opj_marker_info_t)); + if (!p_j2k->cstr_index->tile_index[it_tile].marker) + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_decode_tiles ( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_BOOL l_go_on = OPJ_TRUE; + OPJ_UINT32 l_current_tile_no; + OPJ_UINT32 l_data_size,l_max_data_size; + OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1; + OPJ_UINT32 l_nb_comps; + OPJ_BYTE * l_current_data; + OPJ_UINT32 nr_tiles = 0; + + l_current_data = (OPJ_BYTE*)opj_malloc(1000); + if (! l_current_data) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tiles\n"); + return OPJ_FALSE; + } + l_max_data_size = 1000; + + while (OPJ_TRUE) { + if (! opj_j2k_read_tile_header( p_j2k, + &l_current_tile_no, + &l_data_size, + &l_tile_x0, &l_tile_y0, + &l_tile_x1, &l_tile_y1, + &l_nb_comps, + &l_go_on, + p_stream, + p_manager)) { + opj_free(l_current_data); + return OPJ_FALSE; + } + + if (! l_go_on) { + break; + } + + if (l_data_size > l_max_data_size) { + OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size); + if (! l_new_current_data) { + opj_free(l_current_data); + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw); + return OPJ_FALSE; + } + l_current_data = l_new_current_data; + l_max_data_size = l_data_size; + } + + if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) { + opj_free(l_current_data); + opj_event_msg(p_manager, EVT_ERROR, "Failed to decode tile %d/%d\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw); + return OPJ_FALSE; + } + opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", l_current_tile_no +1, p_j2k->m_cp.th * p_j2k->m_cp.tw); + + if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) { + opj_free(l_current_data); + return OPJ_FALSE; + } + opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no + 1); + + if(opj_stream_get_number_byte_left(p_stream) == 0 + && p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_NEOC) + break; + if(++nr_tiles == p_j2k->m_cp.th * p_j2k->m_cp.tw) + break; + } + + opj_free(l_current_data); + + return OPJ_TRUE; +} + +/** + * Sets up the procedures to do on decoding data. Developpers wanting to extend the library can add their own reading procedures. + */ +static void opj_j2k_setup_decoding (opj_j2k_t *p_j2k) +{ + /* preconditions*/ + assert(p_j2k != 00); + + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_tiles); + /* DEVELOPER CORNER, add your custom procedures */ + +} + +/* + * Read and decode one tile. + */ +static OPJ_BOOL opj_j2k_decode_one_tile ( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + OPJ_BOOL l_go_on = OPJ_TRUE; + OPJ_UINT32 l_current_tile_no; + OPJ_UINT32 l_tile_no_to_dec; + OPJ_UINT32 l_data_size,l_max_data_size; + OPJ_INT32 l_tile_x0,l_tile_y0,l_tile_x1,l_tile_y1; + OPJ_UINT32 l_nb_comps; + OPJ_BYTE * l_current_data; + + l_current_data = (OPJ_BYTE*)opj_malloc(1000); + if (! l_current_data) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode one tile\n"); + return OPJ_FALSE; + } + l_max_data_size = 1000; + + /*Allocate and initialize some elements of codestrem index if not already done*/ + if( !p_j2k->cstr_index->tile_index) + { + if (!opj_j2k_allocate_tile_element_cstr_index(p_j2k)){ + opj_free(l_current_data); + return OPJ_FALSE; + } + } + /* Move into the codestream to the first SOT used to decode the desired tile */ + l_tile_no_to_dec = (OPJ_UINT32)p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec; + if (p_j2k->cstr_index->tile_index) + if(p_j2k->cstr_index->tile_index->tp_index) + { + if ( ! p_j2k->cstr_index->tile_index[l_tile_no_to_dec].nb_tps) { + /* the index for this tile has not been built, + * so move to the last SOT read */ + if ( !(opj_stream_read_seek(p_stream, p_j2k->m_specific_param.m_decoder.m_last_sot_read_pos+2, p_manager)) ){ + opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n"); + opj_free(l_current_data); + return OPJ_FALSE; + } + } + else{ + if ( !(opj_stream_read_seek(p_stream, p_j2k->cstr_index->tile_index[l_tile_no_to_dec].tp_index[0].start_pos+2, p_manager)) ) { + opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n"); + opj_free(l_current_data); + return OPJ_FALSE; + } + } + /* Special case if we have previously read the EOC marker (if the previous tile getted is the last ) */ + if(p_j2k->m_specific_param.m_decoder.m_state == J2K_STATE_EOC) + p_j2k->m_specific_param.m_decoder.m_state = J2K_STATE_TPHSOT; + } + + while (OPJ_TRUE) { + if (! opj_j2k_read_tile_header( p_j2k, + &l_current_tile_no, + &l_data_size, + &l_tile_x0, &l_tile_y0, + &l_tile_x1, &l_tile_y1, + &l_nb_comps, + &l_go_on, + p_stream, + p_manager)) { + opj_free(l_current_data); + return OPJ_FALSE; + } + + if (! l_go_on) { + break; + } + + if (l_data_size > l_max_data_size) { + OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_data_size); + if (! l_new_current_data) { + opj_free(l_current_data); + l_current_data = NULL; + /* TODO: LH: why tile numbering policy used in messages differs from + the one used in opj_j2k_decode_tiles() ? */ + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to decode tile %d/%d\n", l_current_tile_no, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1); + return OPJ_FALSE; + } + l_current_data = l_new_current_data; + l_max_data_size = l_data_size; + } + + if (! opj_j2k_decode_tile(p_j2k,l_current_tile_no,l_current_data,l_data_size,p_stream,p_manager)) { + opj_free(l_current_data); + return OPJ_FALSE; + } + opj_event_msg(p_manager, EVT_INFO, "Tile %d/%d has been decoded.\n", l_current_tile_no, (p_j2k->m_cp.th * p_j2k->m_cp.tw) - 1); + + if (! opj_j2k_update_image_data(p_j2k->m_tcd,l_current_data, p_j2k->m_output_image)) { + opj_free(l_current_data); + return OPJ_FALSE; + } + opj_event_msg(p_manager, EVT_INFO, "Image data has been updated with tile %d.\n\n", l_current_tile_no); + + if(l_current_tile_no == l_tile_no_to_dec) + { + /* move into the codestream to the the first SOT (FIXME or not move?)*/ + if (!(opj_stream_read_seek(p_stream, p_j2k->cstr_index->main_head_end + 2, p_manager) ) ) { + opj_event_msg(p_manager, EVT_ERROR, "Problem with seek function\n"); + return OPJ_FALSE; + } + break; + } + else { + opj_event_msg(p_manager, EVT_WARNING, "Tile read, decode and updated is not the desired (%d vs %d).\n", l_current_tile_no, l_tile_no_to_dec); + } + + } + + opj_free(l_current_data); + + return OPJ_TRUE; +} + +/** + * Sets up the procedures to do on decoding one tile. Developpers wanting to extend the library can add their own reading procedures. + */ +static void opj_j2k_setup_decoding_tile (opj_j2k_t *p_j2k) +{ + /* preconditions*/ + assert(p_j2k != 00); + + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_decode_one_tile); + /* DEVELOPER CORNER, add your custom procedures */ + +} + +OPJ_BOOL opj_j2k_decode(opj_j2k_t * p_j2k, + opj_stream_private_t * p_stream, + opj_image_t * p_image, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 compno; + + if (!p_image) + return OPJ_FALSE; + + p_j2k->m_output_image = opj_image_create0(); + if (! (p_j2k->m_output_image)) { + return OPJ_FALSE; + } + opj_copy_image_header(p_image, p_j2k->m_output_image); + + /* customization of the decoding */ + opj_j2k_setup_decoding(p_j2k); + + /* Decode the codestream */ + if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) { + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + return OPJ_FALSE; + } + + /* Move data and copy one information from codec to output image*/ + for (compno = 0; compno < p_image->numcomps; compno++) { + p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded; + p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data; +#if 0 + char fn[256]; + sprintf( fn, "/tmp/%d.raw", compno ); + FILE *debug = fopen( fn, "wb" ); + fwrite( p_image->comps[compno].data, sizeof(OPJ_INT32), p_image->comps[compno].w * p_image->comps[compno].h, debug ); + fclose( debug ); +#endif + p_j2k->m_output_image->comps[compno].data = NULL; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_get_tile( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_image_t* p_image, + opj_event_mgr_t * p_manager, + OPJ_UINT32 tile_index ) +{ + OPJ_UINT32 compno; + OPJ_UINT32 l_tile_x, l_tile_y; + opj_image_comp_t* l_img_comp; + + if (!p_image) { + opj_event_msg(p_manager, EVT_ERROR, "We need an image previously created.\n"); + return OPJ_FALSE; + } + + if ( /*(tile_index < 0) &&*/ (tile_index >= p_j2k->m_cp.tw * p_j2k->m_cp.th) ){ + opj_event_msg(p_manager, EVT_ERROR, "Tile index provided by the user is incorrect %d (max = %d) \n", tile_index, (p_j2k->m_cp.tw * p_j2k->m_cp.th) - 1); + return OPJ_FALSE; + } + + /* Compute the dimension of the desired tile*/ + l_tile_x = tile_index % p_j2k->m_cp.tw; + l_tile_y = tile_index / p_j2k->m_cp.tw; + + p_image->x0 = l_tile_x * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0; + if (p_image->x0 < p_j2k->m_private_image->x0) + p_image->x0 = p_j2k->m_private_image->x0; + p_image->x1 = (l_tile_x + 1) * p_j2k->m_cp.tdx + p_j2k->m_cp.tx0; + if (p_image->x1 > p_j2k->m_private_image->x1) + p_image->x1 = p_j2k->m_private_image->x1; + + p_image->y0 = l_tile_y * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0; + if (p_image->y0 < p_j2k->m_private_image->y0) + p_image->y0 = p_j2k->m_private_image->y0; + p_image->y1 = (l_tile_y + 1) * p_j2k->m_cp.tdy + p_j2k->m_cp.ty0; + if (p_image->y1 > p_j2k->m_private_image->y1) + p_image->y1 = p_j2k->m_private_image->y1; + + l_img_comp = p_image->comps; + for (compno=0; compno < p_image->numcomps; ++compno) + { + OPJ_INT32 l_comp_x1, l_comp_y1; + + l_img_comp->factor = p_j2k->m_private_image->comps[compno].factor; + + l_img_comp->x0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->x0, (OPJ_INT32)l_img_comp->dx); + l_img_comp->y0 = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)p_image->y0, (OPJ_INT32)l_img_comp->dy); + l_comp_x1 = opj_int_ceildiv((OPJ_INT32)p_image->x1, (OPJ_INT32)l_img_comp->dx); + l_comp_y1 = opj_int_ceildiv((OPJ_INT32)p_image->y1, (OPJ_INT32)l_img_comp->dy); + + l_img_comp->w = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_x1, (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->x0, (OPJ_INT32)l_img_comp->factor)); + l_img_comp->h = (OPJ_UINT32)(opj_int_ceildivpow2(l_comp_y1, (OPJ_INT32)l_img_comp->factor) - opj_int_ceildivpow2((OPJ_INT32)l_img_comp->y0, (OPJ_INT32)l_img_comp->factor)); + + l_img_comp++; + } + + /* Destroy the previous output image*/ + if (p_j2k->m_output_image) + opj_image_destroy(p_j2k->m_output_image); + + /* Create the ouput image from the information previously computed*/ + p_j2k->m_output_image = opj_image_create0(); + if (! (p_j2k->m_output_image)) { + return OPJ_FALSE; + } + opj_copy_image_header(p_image, p_j2k->m_output_image); + + p_j2k->m_specific_param.m_decoder.m_tile_ind_to_dec = (OPJ_INT32)tile_index; + + /* customization of the decoding */ + opj_j2k_setup_decoding_tile(p_j2k); + + /* Decode the codestream */ + if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) { + opj_image_destroy(p_j2k->m_private_image); + p_j2k->m_private_image = NULL; + return OPJ_FALSE; + } + + /* Move data and copy one information from codec to output image*/ + for (compno = 0; compno < p_image->numcomps; compno++) { + p_image->comps[compno].resno_decoded = p_j2k->m_output_image->comps[compno].resno_decoded; + + if (p_image->comps[compno].data) + opj_free(p_image->comps[compno].data); + + p_image->comps[compno].data = p_j2k->m_output_image->comps[compno].data; + + p_j2k->m_output_image->comps[compno].data = NULL; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k, + OPJ_UINT32 res_factor, + opj_event_mgr_t * p_manager) +{ + OPJ_UINT32 it_comp; + + p_j2k->m_cp.m_specific_param.m_dec.m_reduce = res_factor; + + if (p_j2k->m_private_image) { + if (p_j2k->m_private_image->comps) { + if (p_j2k->m_specific_param.m_decoder.m_default_tcp) { + if (p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps) { + for (it_comp = 0 ; it_comp < p_j2k->m_private_image->numcomps; it_comp++) { + OPJ_UINT32 max_res = p_j2k->m_specific_param.m_decoder.m_default_tcp->tccps[it_comp].numresolutions; + if ( res_factor >= max_res){ + opj_event_msg(p_manager, EVT_ERROR, "Resolution factor is greater than the maximum resolution in the component.\n"); + return OPJ_FALSE; + } + p_j2k->m_private_image->comps[it_comp].factor = res_factor; + } + return OPJ_TRUE; + } + } + } + } + + return OPJ_FALSE; +} + +OPJ_BOOL opj_j2k_encode(opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + OPJ_UINT32 i, j; + OPJ_UINT32 l_nb_tiles; + OPJ_UINT32 l_max_tile_size = 0, l_current_tile_size; + OPJ_BYTE * l_current_data = 00; + opj_tcd_t* p_tcd = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + p_tcd = p_j2k->m_tcd; + + l_nb_tiles = p_j2k->m_cp.th * p_j2k->m_cp.tw; + for (i=0;i<l_nb_tiles;++i) { + if (! opj_j2k_pre_write_tile(p_j2k,i,p_stream,p_manager)) { + if (l_current_data) { + opj_free(l_current_data); + } + return OPJ_FALSE; + } + + /* if we only have one tile, then simply set tile component data equal to image component data */ + /* otherwise, allocate the data */ + for (j=0;j<p_j2k->m_tcd->image->numcomps;++j) { + opj_tcd_tilecomp_t* l_tilec = p_tcd->tcd_image->tiles->comps + j; + if (l_nb_tiles == 1) { + opj_image_comp_t * l_img_comp = p_tcd->image->comps + j; + l_tilec->data = l_img_comp->data; + l_tilec->ownsData = OPJ_FALSE; + } else { + if(! opj_alloc_tile_component_data(l_tilec)) { + opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data." ); + if (l_current_data) { + opj_free(l_current_data); + } + return OPJ_FALSE; + } + opj_alloc_tile_component_data(l_tilec); + } + } + l_current_tile_size = opj_tcd_get_encoded_tile_size(p_j2k->m_tcd); + if (l_nb_tiles > 1) { + if (l_current_tile_size > l_max_tile_size) { + OPJ_BYTE *l_new_current_data = (OPJ_BYTE *) opj_realloc(l_current_data, l_current_tile_size); + if (! l_new_current_data) { + if (l_current_data) { + opj_free(l_current_data); + } + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to encode all tiles\n"); + return OPJ_FALSE; + } + l_current_data = l_new_current_data; + l_max_tile_size = l_current_tile_size; + } + + /* copy image data (32 bit) to l_current_data as contiguous, all-component, zero offset buffer */ + /* 32 bit components @ 8 bit precision get converted to 8 bit */ + /* 32 bit components @ 16 bit precision get converted to 16 bit */ + opj_j2k_get_tile_data(p_j2k->m_tcd,l_current_data); + + /* now copy this data into the tile component */ + if (! opj_tcd_copy_tile_data(p_j2k->m_tcd,l_current_data,l_current_tile_size)) { + opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." ); + return OPJ_FALSE; + } + } + + if (! opj_j2k_post_write_tile (p_j2k,p_stream,p_manager)) { + return OPJ_FALSE; + } + } + + if (l_current_data) { + opj_free(l_current_data); + } + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_end_compress( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager) +{ + /* customization of the encoding */ + opj_j2k_setup_end_compress(p_j2k); + + if (! opj_j2k_exec (p_j2k, p_j2k->m_procedure_list, p_stream, p_manager)) + { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_image_t * p_image, + opj_event_mgr_t * p_manager) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + p_j2k->m_private_image = opj_image_create0(); + if (! p_j2k->m_private_image) { + opj_event_msg(p_manager, EVT_ERROR, "Failed to allocate image header." ); + return OPJ_FALSE; + } + opj_copy_image_header(p_image, p_j2k->m_private_image); + + /* TODO_MSD: Find a better way */ + if (p_image->comps) { + OPJ_UINT32 it_comp; + for (it_comp = 0 ; it_comp < p_image->numcomps; it_comp++) { + if (p_image->comps[it_comp].data) { + p_j2k->m_private_image->comps[it_comp].data =p_image->comps[it_comp].data; + p_image->comps[it_comp].data = NULL; + + } + } + } + + /* customization of the validation */ + opj_j2k_setup_encoding_validation (p_j2k); + + /* validation of the parameters codec */ + if (! opj_j2k_exec(p_j2k,p_j2k->m_validation_list,p_stream,p_manager)) { + return OPJ_FALSE; + } + + /* customization of the encoding */ + opj_j2k_setup_header_writing(p_j2k); + + /* write header */ + if (! opj_j2k_exec (p_j2k,p_j2k->m_procedure_list,p_stream,p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_pre_write_tile ( opj_j2k_t * p_j2k, + OPJ_UINT32 p_tile_index, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + (void)p_stream; + if (p_tile_index != p_j2k->m_current_tile_number) { + opj_event_msg(p_manager, EVT_ERROR, "The given tile index does not match." ); + return OPJ_FALSE; + } + + opj_event_msg(p_manager, EVT_INFO, "tile number %d / %d\n", p_j2k->m_current_tile_number + 1, p_j2k->m_cp.tw * p_j2k->m_cp.th); + + p_j2k->m_specific_param.m_encoder.m_current_tile_part_number = 0; + p_j2k->m_tcd->cur_totnum_tp = p_j2k->m_cp.tcps[p_tile_index].m_nb_tile_parts; + p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0; + + /* initialisation before tile encoding */ + if (! opj_tcd_init_encode_tile(p_j2k->m_tcd, p_j2k->m_current_tile_number)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +void opj_get_tile_dimensions(opj_image_t * l_image, + opj_tcd_tilecomp_t * l_tilec, + opj_image_comp_t * l_img_comp, + OPJ_UINT32* l_size_comp, + OPJ_UINT32* l_width, + OPJ_UINT32* l_height, + OPJ_UINT32* l_offset_x, + OPJ_UINT32* l_offset_y, + OPJ_UINT32* l_image_width, + OPJ_UINT32* l_stride, + OPJ_UINT32* l_tile_offset) { + OPJ_UINT32 l_remaining; + *l_size_comp = l_img_comp->prec >> 3; /* (/8) */ + l_remaining = l_img_comp->prec & 7; /* (%8) */ + if (l_remaining) { + *l_size_comp += 1; + } + + if (*l_size_comp == 3) { + *l_size_comp = 4; + } + + *l_width = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0); + *l_height = (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0); + *l_offset_x = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx); + *l_offset_y = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->y0, (OPJ_INT32)l_img_comp->dy); + *l_image_width = (OPJ_UINT32)opj_int_ceildiv((OPJ_INT32)l_image->x1 - (OPJ_INT32)l_image->x0, (OPJ_INT32)l_img_comp->dx); + *l_stride = *l_image_width - *l_width; + *l_tile_offset = ((OPJ_UINT32)l_tilec->x0 - *l_offset_x) + ((OPJ_UINT32)l_tilec->y0 - *l_offset_y) * *l_image_width; +} + +void opj_j2k_get_tile_data (opj_tcd_t * p_tcd, OPJ_BYTE * p_data) +{ + OPJ_UINT32 i,j,k = 0; + + for (i=0;i<p_tcd->image->numcomps;++i) { + opj_image_t * l_image = p_tcd->image; + OPJ_INT32 * l_src_ptr; + opj_tcd_tilecomp_t * l_tilec = p_tcd->tcd_image->tiles->comps + i; + opj_image_comp_t * l_img_comp = l_image->comps + i; + OPJ_UINT32 l_size_comp,l_width,l_height,l_offset_x,l_offset_y, l_image_width,l_stride,l_tile_offset; + + opj_get_tile_dimensions(l_image, + l_tilec, + l_img_comp, + &l_size_comp, + &l_width, + &l_height, + &l_offset_x, + &l_offset_y, + &l_image_width, + &l_stride, + &l_tile_offset); + + l_src_ptr = l_img_comp->data + l_tile_offset; + + switch (l_size_comp) { + case 1: + { + OPJ_CHAR * l_dest_ptr = (OPJ_CHAR*) p_data; + if (l_img_comp->sgnd) { + for (j=0;j<l_height;++j) { + for (k=0;k<l_width;++k) { + *(l_dest_ptr) = (OPJ_CHAR) (*l_src_ptr); + ++l_dest_ptr; + ++l_src_ptr; + } + l_src_ptr += l_stride; + } + } + else { + for (j=0;j<l_height;++j) { + for (k=0;k<l_width;++k) { + *(l_dest_ptr) = (OPJ_CHAR)((*l_src_ptr)&0xff); + ++l_dest_ptr; + ++l_src_ptr; + } + l_src_ptr += l_stride; + } + } + + p_data = (OPJ_BYTE*) l_dest_ptr; + } + break; + case 2: + { + OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_data; + if (l_img_comp->sgnd) { + for (j=0;j<l_height;++j) { + for (k=0;k<l_width;++k) { + *(l_dest_ptr++) = (OPJ_INT16) (*(l_src_ptr++)); + } + l_src_ptr += l_stride; + } + } + else { + for (j=0;j<l_height;++j) { + for (k=0;k<l_width;++k) { + *(l_dest_ptr++) = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff); + } + l_src_ptr += l_stride; + } + } + + p_data = (OPJ_BYTE*) l_dest_ptr; + } + break; + case 4: + { + OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_data; + for (j=0;j<l_height;++j) { + for (k=0;k<l_width;++k) { + *(l_dest_ptr++) = *(l_src_ptr++); + } + l_src_ptr += l_stride; + } + + p_data = (OPJ_BYTE*) l_dest_ptr; + } + break; + } + } +} + +OPJ_BOOL opj_j2k_post_write_tile ( opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + OPJ_UINT32 l_nb_bytes_written; + OPJ_BYTE * l_current_data = 00; + OPJ_UINT32 l_tile_size = 0; + OPJ_UINT32 l_available_data; + + /* preconditions */ + assert(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data); + + l_tile_size = p_j2k->m_specific_param.m_encoder.m_encoded_tile_size; + l_available_data = l_tile_size; + l_current_data = p_j2k->m_specific_param.m_encoder.m_encoded_tile_data; + + l_nb_bytes_written = 0; + if (! opj_j2k_write_first_tile_part(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) { + return OPJ_FALSE; + } + l_current_data += l_nb_bytes_written; + l_available_data -= l_nb_bytes_written; + + l_nb_bytes_written = 0; + if (! opj_j2k_write_all_tile_parts(p_j2k,l_current_data,&l_nb_bytes_written,l_available_data,p_stream,p_manager)) { + return OPJ_FALSE; + } + + l_available_data -= l_nb_bytes_written; + l_nb_bytes_written = l_tile_size - l_available_data; + + if ( opj_stream_write_data( p_stream, + p_j2k->m_specific_param.m_encoder.m_encoded_tile_data, + l_nb_bytes_written,p_manager) != l_nb_bytes_written) { + return OPJ_FALSE; + } + + ++p_j2k->m_current_tile_number; + + return OPJ_TRUE; +} + +void opj_j2k_setup_end_compress (opj_j2k_t *p_j2k) +{ + /* preconditions */ + assert(p_j2k != 00); + + /* DEVELOPER CORNER, insert your custom procedures */ + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_eoc ); + + if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) { + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_updated_tlm); + } + + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_epc ); + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_end_encoding ); + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_destroy_header_memory); +} + +void opj_j2k_setup_encoding_validation (opj_j2k_t *p_j2k) +{ + /* preconditions */ + assert(p_j2k != 00); + + opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_build_encoder); + opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_encoding_validation); + + /* DEVELOPER CORNER, add your custom validation procedure */ + opj_procedure_list_add_procedure(p_j2k->m_validation_list, (opj_procedure)opj_j2k_mct_validation); +} + +void opj_j2k_setup_header_writing (opj_j2k_t *p_j2k) +{ + /* preconditions */ + assert(p_j2k != 00); + + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_init_info ); + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_soc ); + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_siz ); + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_cod ); + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_qcd ); + + if (OPJ_IS_CINEMA(p_j2k->m_cp.rsiz)) { + /* No need for COC or QCC, QCD and COD are used + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_coc ); + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_all_qcc ); + */ + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_tlm ); + + if (p_j2k->m_cp.rsiz == OPJ_PROFILE_CINEMA_4K) { + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_poc ); + } + } + + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_regions); + + if (p_j2k->m_cp.comment != 00) { + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_com); + } + + /* DEVELOPER CORNER, insert your custom procedures */ + if (p_j2k->m_cp.rsiz & OPJ_EXTENSION_MCT) { + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_write_mct_data_group ); + } + /* End of Developer Corner */ + + if (p_j2k->cstr_index) { + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_get_end_header ); + } + + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_create_tcd); + opj_procedure_list_add_procedure(p_j2k->m_procedure_list,(opj_procedure)opj_j2k_update_rates); +} + +OPJ_BOOL opj_j2k_write_first_tile_part (opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 p_total_data_size, + opj_stream_private_t *p_stream, + struct opj_event_mgr * p_manager ) +{ + OPJ_UINT32 l_nb_bytes_written = 0; + OPJ_UINT32 l_current_nb_bytes_written; + OPJ_BYTE * l_begin_data = 00; + + opj_tcd_t * l_tcd = 00; + opj_cp_t * l_cp = 00; + + l_tcd = p_j2k->m_tcd; + l_cp = &(p_j2k->m_cp); + + l_tcd->cur_pino = 0; + + /*Get number of tile parts*/ + p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = 0; + + /* INDEX >> */ + /* << INDEX */ + + l_current_nb_bytes_written = 0; + l_begin_data = p_data; + if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) + { + return OPJ_FALSE; + } + + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + p_total_data_size -= l_current_nb_bytes_written; + + if (!OPJ_IS_CINEMA(l_cp->rsiz)) { +#if 0 + for (compno = 1; compno < p_j2k->m_private_image->numcomps; compno++) { + l_current_nb_bytes_written = 0; + opj_j2k_write_coc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager); + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + p_total_data_size -= l_current_nb_bytes_written; + + l_current_nb_bytes_written = 0; + opj_j2k_write_qcc_in_memory(p_j2k,compno,p_data,&l_current_nb_bytes_written,p_manager); + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + p_total_data_size -= l_current_nb_bytes_written; + } +#endif + + if (l_cp->tcps[p_j2k->m_current_tile_number].numpocs) { + l_current_nb_bytes_written = 0; + opj_j2k_write_poc_in_memory(p_j2k,p_data,&l_current_nb_bytes_written,p_manager); + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + p_total_data_size -= l_current_nb_bytes_written; + } + } + + l_current_nb_bytes_written = 0; + if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) { + return OPJ_FALSE; + } + + l_nb_bytes_written += l_current_nb_bytes_written; + * p_data_written = l_nb_bytes_written; + + /* Writing Psot in SOT marker */ + opj_write_bytes(l_begin_data + 6,l_nb_bytes_written,4); /* PSOT */ + + if (OPJ_IS_CINEMA(l_cp->rsiz)){ + opj_j2k_update_tlm(p_j2k,l_nb_bytes_written); + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_all_tile_parts( opj_j2k_t *p_j2k, + OPJ_BYTE * p_data, + OPJ_UINT32 * p_data_written, + OPJ_UINT32 p_total_data_size, + opj_stream_private_t *p_stream, + struct opj_event_mgr * p_manager + ) +{ + OPJ_UINT32 tilepartno=0; + OPJ_UINT32 l_nb_bytes_written = 0; + OPJ_UINT32 l_current_nb_bytes_written; + OPJ_UINT32 l_part_tile_size; + OPJ_UINT32 tot_num_tp; + OPJ_UINT32 pino; + + OPJ_BYTE * l_begin_data; + opj_tcp_t *l_tcp = 00; + opj_tcd_t * l_tcd = 00; + opj_cp_t * l_cp = 00; + + l_tcd = p_j2k->m_tcd; + l_cp = &(p_j2k->m_cp); + l_tcp = l_cp->tcps + p_j2k->m_current_tile_number; + + /*Get number of tile parts*/ + tot_num_tp = opj_j2k_get_num_tp(l_cp,0,p_j2k->m_current_tile_number); + + /* start writing remaining tile parts */ + ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number; + for (tilepartno = 1; tilepartno < tot_num_tp ; ++tilepartno) { + p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno; + l_current_nb_bytes_written = 0; + l_part_tile_size = 0; + l_begin_data = p_data; + + if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) { + return OPJ_FALSE; + } + + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + p_total_data_size -= l_current_nb_bytes_written; + l_part_tile_size += l_current_nb_bytes_written; + + l_current_nb_bytes_written = 0; + if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) { + return OPJ_FALSE; + } + + p_data += l_current_nb_bytes_written; + l_nb_bytes_written += l_current_nb_bytes_written; + p_total_data_size -= l_current_nb_bytes_written; + l_part_tile_size += l_current_nb_bytes_written; + + /* Writing Psot in SOT marker */ + opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */ + + if (OPJ_IS_CINEMA(l_cp->rsiz)) { + opj_j2k_update_tlm(p_j2k,l_part_tile_size); + } + + ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number; + } + + for (pino = 1; pino <= l_tcp->numpocs; ++pino) { + l_tcd->cur_pino = pino; + + /*Get number of tile parts*/ + tot_num_tp = opj_j2k_get_num_tp(l_cp,pino,p_j2k->m_current_tile_number); + for (tilepartno = 0; tilepartno < tot_num_tp ; ++tilepartno) { + p_j2k->m_specific_param.m_encoder.m_current_poc_tile_part_number = tilepartno; + l_current_nb_bytes_written = 0; + l_part_tile_size = 0; + l_begin_data = p_data; + + if (! opj_j2k_write_sot(p_j2k,p_data,&l_current_nb_bytes_written,p_stream,p_manager)) { + return OPJ_FALSE; + } + + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + p_total_data_size -= l_current_nb_bytes_written; + l_part_tile_size += l_current_nb_bytes_written; + + l_current_nb_bytes_written = 0; + + if (! opj_j2k_write_sod(p_j2k,l_tcd,p_data,&l_current_nb_bytes_written,p_total_data_size,p_stream,p_manager)) { + return OPJ_FALSE; + } + + l_nb_bytes_written += l_current_nb_bytes_written; + p_data += l_current_nb_bytes_written; + p_total_data_size -= l_current_nb_bytes_written; + l_part_tile_size += l_current_nb_bytes_written; + + /* Writing Psot in SOT marker */ + opj_write_bytes(l_begin_data + 6,l_part_tile_size,4); /* PSOT */ + + if (OPJ_IS_CINEMA(l_cp->rsiz)) { + opj_j2k_update_tlm(p_j2k,l_part_tile_size); + } + + ++p_j2k->m_specific_param.m_encoder.m_current_tile_part_number; + } + } + + *p_data_written = l_nb_bytes_written; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_updated_tlm( opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + OPJ_UINT32 l_tlm_size; + OPJ_OFF_T l_tlm_position, l_current_position; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + l_tlm_size = 5 * p_j2k->m_specific_param.m_encoder.m_total_tile_parts; + l_tlm_position = 6 + p_j2k->m_specific_param.m_encoder.m_tlm_start; + l_current_position = opj_stream_tell(p_stream); + + if (! opj_stream_seek(p_stream,l_tlm_position,p_manager)) { + return OPJ_FALSE; + } + + if (opj_stream_write_data(p_stream,p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer,l_tlm_size,p_manager) != l_tlm_size) { + return OPJ_FALSE; + } + + if (! opj_stream_seek(p_stream,l_current_position,p_manager)) { + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_end_encoding( opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + opj_tcd_destroy(p_j2k->m_tcd); + p_j2k->m_tcd = 00; + + if (p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer) { + opj_free(p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer); + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_buffer = 0; + p_j2k->m_specific_param.m_encoder.m_tlm_sot_offsets_current = 0; + } + + if (p_j2k->m_specific_param.m_encoder.m_encoded_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_encoded_tile_data); + p_j2k->m_specific_param.m_encoder.m_encoded_tile_data = 0; + } + + p_j2k->m_specific_param.m_encoder.m_encoded_tile_size = 0; + + return OPJ_TRUE; +} + +/** + * Destroys the memory associated with the decoding of headers. + */ +static OPJ_BOOL opj_j2k_destroy_header_memory ( opj_j2k_t * p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_stream != 00); + assert(p_manager != 00); + + if (p_j2k->m_specific_param.m_encoder.m_header_tile_data) { + opj_free(p_j2k->m_specific_param.m_encoder.m_header_tile_data); + p_j2k->m_specific_param.m_encoder.m_header_tile_data = 0; + } + + p_j2k->m_specific_param.m_encoder.m_header_tile_data_size = 0; + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_init_info( opj_j2k_t *p_j2k, + struct opj_stream_private *p_stream, + struct opj_event_mgr * p_manager ) +{ + opj_codestream_info_t * l_cstr_info = 00; + + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + (void)l_cstr_info; + + /* TODO mergeV2: check this part which use cstr_info */ + /*l_cstr_info = p_j2k->cstr_info; + + if (l_cstr_info) { + OPJ_UINT32 compno; + l_cstr_info->tile = (opj_tile_info_t *) opj_malloc(p_j2k->m_cp.tw * p_j2k->m_cp.th * sizeof(opj_tile_info_t)); + + l_cstr_info->image_w = p_j2k->m_image->x1 - p_j2k->m_image->x0; + l_cstr_info->image_h = p_j2k->m_image->y1 - p_j2k->m_image->y0; + + l_cstr_info->prog = (&p_j2k->m_cp.tcps[0])->prg; + + l_cstr_info->tw = p_j2k->m_cp.tw; + l_cstr_info->th = p_j2k->m_cp.th; + + l_cstr_info->tile_x = p_j2k->m_cp.tdx;*/ /* new version parser */ + /*l_cstr_info->tile_y = p_j2k->m_cp.tdy;*/ /* new version parser */ + /*l_cstr_info->tile_Ox = p_j2k->m_cp.tx0;*/ /* new version parser */ + /*l_cstr_info->tile_Oy = p_j2k->m_cp.ty0;*/ /* new version parser */ + + /*l_cstr_info->numcomps = p_j2k->m_image->numcomps; + + l_cstr_info->numlayers = (&p_j2k->m_cp.tcps[0])->numlayers; + + l_cstr_info->numdecompos = (OPJ_INT32*) opj_malloc(p_j2k->m_image->numcomps * sizeof(OPJ_INT32)); + + for (compno=0; compno < p_j2k->m_image->numcomps; compno++) { + l_cstr_info->numdecompos[compno] = (&p_j2k->m_cp.tcps[0])->tccps->numresolutions - 1; + } + + l_cstr_info->D_max = 0.0; */ /* ADD Marcela */ + + /*l_cstr_info->main_head_start = opj_stream_tell(p_stream);*/ /* position of SOC */ + + /*l_cstr_info->maxmarknum = 100; + l_cstr_info->marker = (opj_marker_info_t *) opj_malloc(l_cstr_info->maxmarknum * sizeof(opj_marker_info_t)); + l_cstr_info->marknum = 0; + }*/ + + return opj_j2k_calculate_tp(p_j2k,&(p_j2k->m_cp),&p_j2k->m_specific_param.m_encoder.m_total_tile_parts,p_j2k->m_private_image,p_manager); +} + +/** + * Creates a tile-coder decoder. + * + * @param p_stream the stream to write data to. + * @param p_j2k J2K codec. + * @param p_manager the user event manager. +*/ +static OPJ_BOOL opj_j2k_create_tcd( opj_j2k_t *p_j2k, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager + ) +{ + /* preconditions */ + assert(p_j2k != 00); + assert(p_manager != 00); + assert(p_stream != 00); + + p_j2k->m_tcd = opj_tcd_create(OPJ_FALSE); + + if (! p_j2k->m_tcd) { + opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to create Tile Coder\n"); + return OPJ_FALSE; + } + + if (!opj_tcd_init(p_j2k->m_tcd,p_j2k->m_private_image,&p_j2k->m_cp)) { + opj_tcd_destroy(p_j2k->m_tcd); + p_j2k->m_tcd = 00; + return OPJ_FALSE; + } + + return OPJ_TRUE; +} + +OPJ_BOOL opj_j2k_write_tile (opj_j2k_t * p_j2k, + OPJ_UINT32 p_tile_index, + OPJ_BYTE * p_data, + OPJ_UINT32 p_data_size, + opj_stream_private_t *p_stream, + opj_event_mgr_t * p_manager ) +{ + if (! opj_j2k_pre_write_tile(p_j2k,p_tile_index,p_stream,p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_pre_write_tile with tile index = %d\n", p_tile_index); + return OPJ_FALSE; + } + else { + OPJ_UINT32 j; + /* Allocate data */ + for (j=0;j<p_j2k->m_tcd->image->numcomps;++j) { + opj_tcd_tilecomp_t* l_tilec = p_j2k->m_tcd->tcd_image->tiles->comps + j; + + if(! opj_alloc_tile_component_data(l_tilec)) { + opj_event_msg(p_manager, EVT_ERROR, "Error allocating tile component data." ); + return OPJ_FALSE; + } + } + + /* now copy data into the the tile component */ + if (! opj_tcd_copy_tile_data(p_j2k->m_tcd,p_data,p_data_size)) { + opj_event_msg(p_manager, EVT_ERROR, "Size mismatch between tile data and sent data." ); + return OPJ_FALSE; + } + if (! opj_j2k_post_write_tile(p_j2k,p_stream,p_manager)) { + opj_event_msg(p_manager, EVT_ERROR, "Error while opj_j2k_post_write_tile with tile index = %d\n", p_tile_index); + return OPJ_FALSE; + } + } + + return OPJ_TRUE; +} |