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.

1 files changed, 962 insertions, 0 deletions

diff --git a/third_party/libopenjpeg20/openjpeg.c b/third_party/libopenjpeg20/openjpeg.c
new file mode 100644
index 0000000000..4907c0cf45
--- /dev/null
+++ b/third_party/libopenjpeg20/openjpeg.c
@@ -0,0 +1,962 @@
+/*
+ * 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) 2005, Herve Drolon, FreeImage Team
+ * Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR 
+ * 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.
+ */
+
+#ifdef _WIN32
+#include <windows.h>
+#endif /* _WIN32 */
+
+#include "opj_includes.h"
+
+
+/* ---------------------------------------------------------------------- */
+/* Functions to set the message handlers */
+
+OPJ_BOOL OPJ_CALLCONV opj_set_info_handler(	opj_codec_t * p_codec, 
+											opj_msg_callback p_callback,
+											void * p_user_data)
+{
+	opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+	if(! l_codec){
+		return OPJ_FALSE;
+	}
+	
+	l_codec->m_event_mgr.info_handler = p_callback;
+	l_codec->m_event_mgr.m_info_data = p_user_data;
+	
+	return OPJ_TRUE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_set_warning_handler(	opj_codec_t * p_codec, 
+												opj_msg_callback p_callback,
+												void * p_user_data)
+{
+	opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+	if (! l_codec) {
+		return OPJ_FALSE;
+	}
+	
+	l_codec->m_event_mgr.warning_handler = p_callback;
+	l_codec->m_event_mgr.m_warning_data = p_user_data;
+	
+	return OPJ_TRUE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_set_error_handler(opj_codec_t * p_codec, 
+											opj_msg_callback p_callback,
+											void * p_user_data)
+{
+	opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+	if (! l_codec) {
+		return OPJ_FALSE;
+	}
+	
+	l_codec->m_event_mgr.error_handler = p_callback;
+	l_codec->m_event_mgr.m_error_data = p_user_data;
+	
+	return OPJ_TRUE;
+}
+
+/* ---------------------------------------------------------------------- */
+
+static OPJ_SIZE_T opj_read_from_file (void * p_buffer, OPJ_SIZE_T p_nb_bytes, FILE * p_file)
+{
+	OPJ_SIZE_T l_nb_read = fread(p_buffer,1,p_nb_bytes,p_file);
+	return l_nb_read ? l_nb_read : (OPJ_SIZE_T)-1;
+}
+
+static OPJ_UINT64 opj_get_data_length_from_file (FILE * p_file)
+{
+	OPJ_OFF_T file_length = 0;
+
+	OPJ_FSEEK(p_file, 0, SEEK_END);
+	file_length = (OPJ_OFF_T)OPJ_FTELL(p_file);
+	OPJ_FSEEK(p_file, 0, SEEK_SET);
+
+	return (OPJ_UINT64)file_length;
+}
+
+static OPJ_SIZE_T opj_write_from_file (void * p_buffer, OPJ_SIZE_T p_nb_bytes, FILE * p_file)
+{
+	return fwrite(p_buffer,1,p_nb_bytes,p_file);
+}
+
+static OPJ_OFF_T opj_skip_from_file (OPJ_OFF_T p_nb_bytes, FILE * p_user_data)
+{
+	if (OPJ_FSEEK(p_user_data,p_nb_bytes,SEEK_CUR)) {
+		return -1;
+	}
+
+	return p_nb_bytes;
+}
+
+static OPJ_BOOL opj_seek_from_file (OPJ_OFF_T p_nb_bytes, FILE * p_user_data)
+{
+	if (OPJ_FSEEK(p_user_data,p_nb_bytes,SEEK_SET)) {
+		return OPJ_FALSE;
+	}
+
+	return OPJ_TRUE;
+}
+
+/* ---------------------------------------------------------------------- */
+#ifdef _WIN32
+#ifndef OPJ_STATIC
+BOOL APIENTRY
+DllMain(HINSTANCE hModule, DWORD ul_reason_for_call, LPVOID lpReserved) {
+
+	OPJ_ARG_NOT_USED(lpReserved);
+	OPJ_ARG_NOT_USED(hModule);
+
+	switch (ul_reason_for_call) {
+		case DLL_PROCESS_ATTACH :
+			break;
+		case DLL_PROCESS_DETACH :
+			break;
+		case DLL_THREAD_ATTACH :
+		case DLL_THREAD_DETACH :
+			break;
+    }
+
+    return TRUE;
+}
+#endif /* OPJ_STATIC */
+#endif /* _WIN32 */
+
+/* ---------------------------------------------------------------------- */
+
+const char* OPJ_CALLCONV opj_version(void) {
+    return OPJ_PACKAGE_VERSION;
+}
+
+/* ---------------------------------------------------------------------- */
+/* DECOMPRESSION FUNCTIONS*/
+
+opj_codec_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT p_format)
+{
+	opj_codec_private_t *l_codec = 00;
+
+	l_codec = (opj_codec_private_t*) opj_calloc(1, sizeof(opj_codec_private_t));
+	if (!l_codec){
+		return 00;
+	}
+
+	l_codec->is_decompressor = 1;
+
+	switch (p_format) {
+		case OPJ_CODEC_J2K:
+			l_codec->opj_dump_codec = (void (*) (void*, OPJ_INT32, FILE*)) j2k_dump;
+
+			l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*) (void*) ) j2k_get_cstr_info;
+
+			l_codec->opj_get_codec_index = (opj_codestream_index_t* (*) (void*) ) j2k_get_cstr_index;
+
+			l_codec->m_codec_data.m_decompression.opj_decode =
+					(OPJ_BOOL (*) (	void *,
+									struct opj_stream_private *,
+									opj_image_t*, struct opj_event_mgr * )) opj_j2k_decode;
+
+			l_codec->m_codec_data.m_decompression.opj_end_decompress =
+					(OPJ_BOOL (*) (	void *,
+									struct opj_stream_private *,
+									struct opj_event_mgr *)) opj_j2k_end_decompress;
+
+			l_codec->m_codec_data.m_decompression.opj_read_header =
+					(OPJ_BOOL (*) (	struct opj_stream_private *,
+									void *,
+									opj_image_t **,
+									struct opj_event_mgr * )) opj_j2k_read_header;
+
+			l_codec->m_codec_data.m_decompression.opj_destroy =
+					(void (*) (void *))opj_j2k_destroy;
+
+			l_codec->m_codec_data.m_decompression.opj_setup_decoder =
+					(void (*) (void * , opj_dparameters_t * )) opj_j2k_setup_decoder;
+
+			l_codec->m_codec_data.m_decompression.opj_read_tile_header =
+					(OPJ_BOOL (*) (	void *,
+									OPJ_UINT32*,
+									OPJ_UINT32*,
+									OPJ_INT32*, OPJ_INT32*,
+									OPJ_INT32*, OPJ_INT32*,
+									OPJ_UINT32*,
+									OPJ_BOOL*,
+									struct opj_stream_private *,
+									struct opj_event_mgr * )) opj_j2k_read_tile_header;
+
+			l_codec->m_codec_data.m_decompression.opj_decode_tile_data =
+					(OPJ_BOOL (*) ( void *, 
+                                    OPJ_UINT32, 
+                                    OPJ_BYTE*, 
+                                    OPJ_UINT32, 
+                                    struct opj_stream_private *,
+                                    struct opj_event_mgr *)) opj_j2k_decode_tile;
+
+			l_codec->m_codec_data.m_decompression.opj_set_decode_area =
+					(OPJ_BOOL (*) ( void *, 
+                                    opj_image_t*, 
+                                    OPJ_INT32, OPJ_INT32, OPJ_INT32, OPJ_INT32, 
+                                    struct opj_event_mgr *)) opj_j2k_set_decode_area;
+
+			l_codec->m_codec_data.m_decompression.opj_get_decoded_tile = 
+                    (OPJ_BOOL (*) ( void *p_codec,
+								    opj_stream_private_t *p_cio,
+								    opj_image_t *p_image,
+								    struct opj_event_mgr * p_manager,
+								    OPJ_UINT32 tile_index)) opj_j2k_get_tile;
+
+			l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor = 
+                    (OPJ_BOOL (*) ( void * p_codec,
+									OPJ_UINT32 res_factor,
+									struct opj_event_mgr * p_manager)) opj_j2k_set_decoded_resolution_factor;
+
+			l_codec->m_codec = opj_j2k_create_decompress();
+
+			if (! l_codec->m_codec) {
+				opj_free(l_codec);
+				return NULL;
+			}
+
+			break;
+
+		case OPJ_CODEC_JP2:
+			/* get a JP2 decoder handle */
+			l_codec->opj_dump_codec = (void (*) (void*, OPJ_INT32, FILE*)) jp2_dump;
+
+			l_codec->opj_get_codec_info = (opj_codestream_info_v2_t* (*) (void*) ) jp2_get_cstr_info;
+
+			l_codec->opj_get_codec_index = (opj_codestream_index_t* (*) (void*) ) jp2_get_cstr_index;
+
+			l_codec->m_codec_data.m_decompression.opj_decode =
+					(OPJ_BOOL (*) (	void *,
+									struct opj_stream_private *,
+									opj_image_t*,
+									struct opj_event_mgr * )) opj_jp2_decode;
+
+			l_codec->m_codec_data.m_decompression.opj_end_decompress =  
+                    (OPJ_BOOL (*) ( void *,
+                                    struct opj_stream_private *,
+                                    struct opj_event_mgr *)) opj_jp2_end_decompress;
+
+			l_codec->m_codec_data.m_decompression.opj_read_header =  
+                    (OPJ_BOOL (*) ( struct opj_stream_private *,
+					                void *,
+					                opj_image_t **,
+					                struct opj_event_mgr * )) opj_jp2_read_header;
+
+			l_codec->m_codec_data.m_decompression.opj_read_tile_header = 
+                    (OPJ_BOOL (*) ( void *,
+					                OPJ_UINT32*,
+					                OPJ_UINT32*,
+					                OPJ_INT32*,
+					                OPJ_INT32*,
+					                OPJ_INT32 * ,
+					                OPJ_INT32 * ,
+					                OPJ_UINT32 * ,
+					                OPJ_BOOL *,
+					                struct opj_stream_private *,
+					                struct opj_event_mgr * )) opj_jp2_read_tile_header;
+
+			l_codec->m_codec_data.m_decompression.opj_decode_tile_data = 
+                    (OPJ_BOOL (*) ( void *,
+                                    OPJ_UINT32,OPJ_BYTE*,OPJ_UINT32,
+                                    struct opj_stream_private *,
+                                    struct opj_event_mgr * )) opj_jp2_decode_tile;
+
+			l_codec->m_codec_data.m_decompression.opj_destroy = (void (*) (void *))opj_jp2_destroy;
+
+			l_codec->m_codec_data.m_decompression.opj_setup_decoder = 
+                    (void (*) (void * ,opj_dparameters_t * )) opj_jp2_setup_decoder;
+
+			l_codec->m_codec_data.m_decompression.opj_set_decode_area = 
+                    (OPJ_BOOL (*) ( void *,
+                                    opj_image_t*, 
+                                    OPJ_INT32,OPJ_INT32,OPJ_INT32,OPJ_INT32,
+                                    struct opj_event_mgr * )) opj_jp2_set_decode_area;
+
+			l_codec->m_codec_data.m_decompression.opj_get_decoded_tile = 
+                    (OPJ_BOOL (*) ( void *p_codec,
+									opj_stream_private_t *p_cio,
+									opj_image_t *p_image,
+									struct opj_event_mgr * p_manager,
+									OPJ_UINT32 tile_index)) opj_jp2_get_tile;
+
+			l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor = 
+                    (OPJ_BOOL (*) ( void * p_codec,
+						    		OPJ_UINT32 res_factor,
+							    	opj_event_mgr_t * p_manager)) opj_jp2_set_decoded_resolution_factor;
+
+			l_codec->m_codec = opj_jp2_create(OPJ_TRUE);
+
+			if (! l_codec->m_codec) {
+				opj_free(l_codec);
+				return 00;
+			}
+
+			break;
+		case OPJ_CODEC_UNKNOWN:
+		case OPJ_CODEC_JPT:
+		default:
+			opj_free(l_codec);
+			return 00;
+	}
+
+	opj_set_default_event_handler(&(l_codec->m_event_mgr));
+	return (opj_codec_t*) l_codec;
+}
+
+void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t *parameters) {
+	if(parameters) {
+		memset(parameters, 0, sizeof(opj_dparameters_t));
+		/* default decoding parameters */
+		parameters->cp_layer = 0;
+		parameters->cp_reduce = 0;
+
+		parameters->decod_format = -1;
+		parameters->cod_format = -1;
+		parameters->flags = 0;		
+/* UniPG>> */
+#ifdef USE_JPWL
+		parameters->jpwl_correct = OPJ_FALSE;
+		parameters->jpwl_exp_comps = JPWL_EXPECTED_COMPONENTS;
+		parameters->jpwl_max_tiles = JPWL_MAXIMUM_TILES;
+#endif /* USE_JPWL */
+/* <<UniPG */
+	}
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_setup_decoder(opj_codec_t *p_codec,
+                                        opj_dparameters_t *parameters 
+										)
+{
+	if (p_codec && parameters) { 
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+
+		if (! l_codec->is_decompressor) {
+			opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR, 
+                "Codec provided to the opj_setup_decoder function is not a decompressor handler.\n");
+			return OPJ_FALSE;
+		}
+
+		l_codec->m_codec_data.m_decompression.opj_setup_decoder(l_codec->m_codec,
+																parameters);
+		return OPJ_TRUE;
+	}
+	return OPJ_FALSE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_read_header (	opj_stream_t *p_stream,
+										opj_codec_t *p_codec,
+										opj_image_t **p_image )
+{
+	if (p_codec && p_stream) {
+		opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
+		opj_stream_private_t* l_stream = (opj_stream_private_t*) p_stream;
+
+		if(! l_codec->is_decompressor) {
+			opj_event_msg(&(l_codec->m_event_mgr), EVT_ERROR, 
+                "Codec provided to the opj_read_header function is not a decompressor handler.\n");
+			return OPJ_FALSE;
+		}
+
+		return l_codec->m_codec_data.m_decompression.opj_read_header(	l_stream,
+																		l_codec->m_codec,
+																		p_image,
+																		&(l_codec->m_event_mgr) );
+	}
+
+	return OPJ_FALSE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_decode(   opj_codec_t *p_codec,
+                                    opj_stream_t *p_stream,
+                                    opj_image_t* p_image)
+{
+	if (p_codec && p_stream) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+		opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
+
+		if (! l_codec->is_decompressor) {
+			return OPJ_FALSE;
+		}
+
+		return l_codec->m_codec_data.m_decompression.opj_decode(l_codec->m_codec,
+																l_stream,
+																p_image,
+																&(l_codec->m_event_mgr) );
+	}
+
+	return OPJ_FALSE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_set_decode_area(	opj_codec_t *p_codec,
+											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
+											)
+{
+	if (p_codec) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+		
+		if (! l_codec->is_decompressor) {
+			return OPJ_FALSE;
+		}
+
+		return  l_codec->m_codec_data.m_decompression.opj_set_decode_area(	l_codec->m_codec,
+																			p_image,
+																			p_start_x, p_start_y,
+																			p_end_x, p_end_y,
+																			&(l_codec->m_event_mgr) );
+	}
+	return OPJ_FALSE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_read_tile_header(	opj_codec_t *p_codec,
+											opj_stream_t * p_stream,
+											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_should_go_on)
+{
+	if (p_codec && p_stream && p_data_size && p_tile_index) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+		opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
+
+		if (! l_codec->is_decompressor) {
+			return OPJ_FALSE;
+		}
+
+		return l_codec->m_codec_data.m_decompression.opj_read_tile_header(	l_codec->m_codec,
+																			p_tile_index,
+																			p_data_size,
+																			p_tile_x0, p_tile_y0,
+																			p_tile_x1, p_tile_y1,
+																			p_nb_comps,
+																			p_should_go_on,
+																			l_stream,
+																			&(l_codec->m_event_mgr));
+	}
+	return OPJ_FALSE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_decode_tile_data(	opj_codec_t *p_codec,
+											OPJ_UINT32 p_tile_index,
+											OPJ_BYTE * p_data,
+											OPJ_UINT32 p_data_size,
+											opj_stream_t *p_stream
+											)
+{
+	if (p_codec && p_data && p_stream) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+		opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
+
+		if (! l_codec->is_decompressor) {
+			return OPJ_FALSE;
+		}
+
+		return l_codec->m_codec_data.m_decompression.opj_decode_tile_data(	l_codec->m_codec,
+																			p_tile_index,
+																			p_data,
+																			p_data_size,
+																			l_stream,
+																			&(l_codec->m_event_mgr) );
+	}
+	return OPJ_FALSE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_get_decoded_tile(	opj_codec_t *p_codec,
+											opj_stream_t *p_stream,
+											opj_image_t *p_image,
+											OPJ_UINT32 tile_index)
+{
+	if (p_codec && p_stream) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+		opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
+
+		if (! l_codec->is_decompressor) {
+			return OPJ_FALSE;
+		}
+		
+		return l_codec->m_codec_data.m_decompression.opj_get_decoded_tile(	l_codec->m_codec,
+																			l_stream,
+																			p_image,
+																			&(l_codec->m_event_mgr),
+																			tile_index);
+	}
+
+	return OPJ_FALSE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_set_decoded_resolution_factor(opj_codec_t *p_codec, 
+														OPJ_UINT32 res_factor )
+{
+	opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+
+	if ( !l_codec ){
+		fprintf(stderr, "[ERROR] Input parameters of the setup_decoder function are incorrect.\n");
+		return OPJ_FALSE;
+	}
+
+	l_codec->m_codec_data.m_decompression.opj_set_decoded_resolution_factor(l_codec->m_codec, 
+																			res_factor,
+																			&(l_codec->m_event_mgr) );
+	return OPJ_TRUE;
+}
+
+/* ---------------------------------------------------------------------- */
+/* COMPRESSION FUNCTIONS*/
+
+opj_codec_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT p_format)
+{
+	opj_codec_private_t *l_codec = 00;
+
+	l_codec = (opj_codec_private_t*)opj_calloc(1, sizeof(opj_codec_private_t));
+	if (!l_codec) {
+		return 00;
+	}
+	
+	l_codec->is_decompressor = 0;
+
+	switch(p_format) {
+		case OPJ_CODEC_J2K:
+			l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL (*) (void *,
+																			struct opj_stream_private *,
+																			struct opj_event_mgr * )) opj_j2k_encode;
+
+			l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL (*) (	void *,
+																					struct opj_stream_private *,
+																					struct opj_event_mgr *)) opj_j2k_end_compress;
+
+			l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL (*) (void *,
+																					struct opj_stream_private *,
+																					struct opj_image * ,
+																					struct opj_event_mgr *)) opj_j2k_start_compress;
+
+			l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL (*) (void *,
+																				OPJ_UINT32,
+																				OPJ_BYTE*,
+																				OPJ_UINT32,
+																				struct opj_stream_private *,
+																				struct opj_event_mgr *) ) opj_j2k_write_tile;
+
+			l_codec->m_codec_data.m_compression.opj_destroy = (void (*) (void *)) opj_j2k_destroy;
+
+			l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL (*) (	void *,
+																				opj_cparameters_t *,
+																				struct opj_image *,
+																				struct opj_event_mgr * )) opj_j2k_setup_encoder;
+
+			l_codec->m_codec = opj_j2k_create_compress();
+			if (! l_codec->m_codec) {
+				opj_free(l_codec);
+				return 00;
+			}
+
+			break;
+
+		case OPJ_CODEC_JP2:
+			/* get a JP2 decoder handle */
+			l_codec->m_codec_data.m_compression.opj_encode = (OPJ_BOOL (*) (void *,
+																			struct opj_stream_private *,
+																			struct opj_event_mgr * )) opj_jp2_encode;
+
+			l_codec->m_codec_data.m_compression.opj_end_compress = (OPJ_BOOL (*) (	void *,
+																					struct opj_stream_private *,
+																					struct opj_event_mgr *)) opj_jp2_end_compress;
+
+			l_codec->m_codec_data.m_compression.opj_start_compress = (OPJ_BOOL (*) (void *,
+																					struct opj_stream_private *,
+																					struct opj_image * ,
+																					struct opj_event_mgr *))  opj_jp2_start_compress;
+
+			l_codec->m_codec_data.m_compression.opj_write_tile = (OPJ_BOOL (*) (void *,
+																				OPJ_UINT32,
+																				OPJ_BYTE*,
+																				OPJ_UINT32,
+																				struct opj_stream_private *,
+																				struct opj_event_mgr *)) opj_jp2_write_tile;
+
+			l_codec->m_codec_data.m_compression.opj_destroy = (void (*) (void *)) opj_jp2_destroy;
+
+			l_codec->m_codec_data.m_compression.opj_setup_encoder = (OPJ_BOOL (*) (	void *,
+																				opj_cparameters_t *,
+																				struct opj_image *,
+																				struct opj_event_mgr * )) opj_jp2_setup_encoder;
+
+			l_codec->m_codec = opj_jp2_create(OPJ_FALSE);
+			if (! l_codec->m_codec) {
+				opj_free(l_codec);
+				return 00;
+			}
+
+			break;
+
+		case OPJ_CODEC_UNKNOWN:
+		case OPJ_CODEC_JPT:
+		default:
+			opj_free(l_codec);
+			return 00;
+	}
+
+	opj_set_default_event_handler(&(l_codec->m_event_mgr));
+	return (opj_codec_t*) l_codec;
+}
+
+void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t *parameters) {
+	if(parameters) {
+		memset(parameters, 0, sizeof(opj_cparameters_t));
+		/* default coding parameters */
+        parameters->cp_cinema = OPJ_OFF; /* DEPRECATED */
+        parameters->rsiz = OPJ_PROFILE_NONE;
+		parameters->max_comp_size = 0;
+		parameters->numresolution = 6;
+        parameters->cp_rsiz = OPJ_STD_RSIZ; /* DEPRECATED */
+		parameters->cblockw_init = 64;
+		parameters->cblockh_init = 64;
+		parameters->prog_order = OPJ_LRCP;
+		parameters->roi_compno = -1;		/* no ROI */
+		parameters->subsampling_dx = 1;
+		parameters->subsampling_dy = 1;
+		parameters->tp_on = 0;
+		parameters->decod_format = -1;
+		parameters->cod_format = -1;
+		parameters->tcp_rates[0] = 0;   
+		parameters->tcp_numlayers = 0;
+		parameters->cp_disto_alloc = 0;
+		parameters->cp_fixed_alloc = 0;
+		parameters->cp_fixed_quality = 0;
+		parameters->jpip_on = OPJ_FALSE;
+/* UniPG>> */
+#ifdef USE_JPWL
+		parameters->jpwl_epc_on = OPJ_FALSE;
+		parameters->jpwl_hprot_MH = -1; /* -1 means unassigned */
+		{
+			int i;
+			for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
+				parameters->jpwl_hprot_TPH_tileno[i] = -1; /* unassigned */
+				parameters->jpwl_hprot_TPH[i] = 0; /* absent */
+			}
+		};
+		{
+			int i;
+			for (i = 0; i < JPWL_MAX_NO_PACKSPECS; i++) {
+				parameters->jpwl_pprot_tileno[i] = -1; /* unassigned */
+				parameters->jpwl_pprot_packno[i] = -1; /* unassigned */
+				parameters->jpwl_pprot[i] = 0; /* absent */
+			}
+		};
+		parameters->jpwl_sens_size = 0; /* 0 means no ESD */
+		parameters->jpwl_sens_addr = 0; /* 0 means auto */
+		parameters->jpwl_sens_range = 0; /* 0 means packet */
+		parameters->jpwl_sens_MH = -1; /* -1 means unassigned */
+		{
+			int i;
+			for (i = 0; i < JPWL_MAX_NO_TILESPECS; i++) {
+				parameters->jpwl_sens_TPH_tileno[i] = -1; /* unassigned */
+				parameters->jpwl_sens_TPH[i] = -1; /* absent */
+			}
+		};
+#endif /* USE_JPWL */
+/* <<UniPG */
+	}
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_setup_encoder(opj_codec_t *p_codec, 
+										opj_cparameters_t *parameters, 
+										opj_image_t *p_image)
+{
+	if (p_codec && parameters && p_image) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+
+		if (! l_codec->is_decompressor) {
+			l_codec->m_codec_data.m_compression.opj_setup_encoder(	l_codec->m_codec,
+																	parameters,
+																	p_image,
+																	&(l_codec->m_event_mgr) );
+			return OPJ_TRUE;
+		}
+	}
+
+	return OPJ_FALSE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_start_compress (	opj_codec_t *p_codec,
+											opj_image_t * p_image,
+											opj_stream_t *p_stream)
+{
+	if (p_codec && p_stream) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+		opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
+
+		if (! l_codec->is_decompressor) {
+			return l_codec->m_codec_data.m_compression.opj_start_compress(	l_codec->m_codec,
+																			l_stream,
+																			p_image,
+																			&(l_codec->m_event_mgr));
+		}
+	}
+
+	return OPJ_FALSE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_encode(opj_codec_t *p_info, opj_stream_t *p_stream)
+{
+	if (p_info && p_stream) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_info;
+		opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
+
+		if (! l_codec->is_decompressor) {
+			return l_codec->m_codec_data.m_compression.opj_encode(	l_codec->m_codec,
+															l_stream,
+															&(l_codec->m_event_mgr));
+		}
+	}
+
+	return OPJ_FALSE;
+
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_end_compress (opj_codec_t *p_codec,
+										opj_stream_t *p_stream)
+{
+	if (p_codec && p_stream) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+		opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
+
+		if (! l_codec->is_decompressor) {
+			return l_codec->m_codec_data.m_compression.opj_end_compress(l_codec->m_codec,
+																		l_stream,
+																		&(l_codec->m_event_mgr));
+		}
+	}
+	return OPJ_FALSE;
+
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_end_decompress (	opj_codec_t *p_codec,
+											opj_stream_t *p_stream)
+{
+	if (p_codec && p_stream) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+		opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
+
+		if (! l_codec->is_decompressor) {
+			return OPJ_FALSE;
+		}
+		
+		return l_codec->m_codec_data.m_decompression.opj_end_decompress(l_codec->m_codec,
+																		l_stream,
+																		&(l_codec->m_event_mgr) );
+	}
+
+	return OPJ_FALSE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_set_MCT(opj_cparameters_t *parameters,
+                                  OPJ_FLOAT32 * pEncodingMatrix,
+                                  OPJ_INT32 * p_dc_shift,OPJ_UINT32 pNbComp)
+{
+	OPJ_UINT32 l_matrix_size = pNbComp * pNbComp * (OPJ_UINT32)sizeof(OPJ_FLOAT32);
+	OPJ_UINT32 l_dc_shift_size = pNbComp * (OPJ_UINT32)sizeof(OPJ_INT32);
+	OPJ_UINT32 l_mct_total_size = l_matrix_size + l_dc_shift_size;
+
+	/* add MCT capability */
+    if (OPJ_IS_PART2(parameters->rsiz)) {
+        parameters->rsiz |= OPJ_EXTENSION_MCT;
+    } else {
+        parameters->rsiz = ((OPJ_PROFILE_PART2) | (OPJ_EXTENSION_MCT));
+    }
+	parameters->irreversible = 1;
+
+	/* use array based MCT */
+	parameters->tcp_mct = 2;
+	parameters->mct_data = opj_malloc(l_mct_total_size);
+	if (! parameters->mct_data) {
+		return OPJ_FALSE;
+	}
+
+	memcpy(parameters->mct_data,pEncodingMatrix,l_matrix_size);
+	memcpy(((OPJ_BYTE *) parameters->mct_data) +  l_matrix_size,p_dc_shift,l_dc_shift_size);
+
+	return OPJ_TRUE;
+}
+
+OPJ_BOOL OPJ_CALLCONV opj_write_tile (	opj_codec_t *p_codec,
+										OPJ_UINT32 p_tile_index,
+										OPJ_BYTE * p_data,
+										OPJ_UINT32 p_data_size,
+										opj_stream_t *p_stream )
+{
+	if (p_codec && p_stream && p_data) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+		opj_stream_private_t * l_stream = (opj_stream_private_t *) p_stream;
+
+		if (l_codec->is_decompressor) {
+			return OPJ_FALSE;
+		}
+
+		return l_codec->m_codec_data.m_compression.opj_write_tile(	l_codec->m_codec,
+																	p_tile_index,
+																	p_data,
+																	p_data_size,
+																	l_stream,
+																	&(l_codec->m_event_mgr) );
+	}
+
+	return OPJ_FALSE;
+}
+
+/* ---------------------------------------------------------------------- */
+
+void OPJ_CALLCONV opj_destroy_codec(opj_codec_t *p_codec)
+{
+	if (p_codec) {
+		opj_codec_private_t * l_codec = (opj_codec_private_t *) p_codec;
+
+		if (l_codec->is_decompressor) {
+			l_codec->m_codec_data.m_decompression.opj_destroy(l_codec->m_codec);
+		}
+		else {
+			l_codec->m_codec_data.m_compression.opj_destroy(l_codec->m_codec);
+		}
+
+		l_codec->m_codec = 00;
+		opj_free(l_codec);
+	}
+}
+
+/* ---------------------------------------------------------------------- */
+
+void OPJ_CALLCONV opj_dump_codec(	opj_codec_t *p_codec,
+									OPJ_INT32 info_flag,
+									FILE* output_stream)
+{
+	if (p_codec) {
+		opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
+
+		l_codec->opj_dump_codec(l_codec->m_codec, info_flag, output_stream);
+		return;
+	}
+
+	fprintf(stderr, "[ERROR] Input parameter of the dump_codec function are incorrect.\n");
+	return;
+}
+
+opj_codestream_info_v2_t* OPJ_CALLCONV opj_get_cstr_info(opj_codec_t *p_codec)
+{
+	if (p_codec) {
+		opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
+
+		return l_codec->opj_get_codec_info(l_codec->m_codec);
+	}
+
+	return NULL;
+}
+
+void OPJ_CALLCONV opj_destroy_cstr_info(opj_codestream_info_v2_t **cstr_info) {
+	if (cstr_info) {
+
+		if ((*cstr_info)->m_default_tile_info.tccp_info){
+			opj_free((*cstr_info)->m_default_tile_info.tccp_info);
+		}
+
+		if ((*cstr_info)->tile_info){
+			/* FIXME not used for the moment*/
+		}
+
+		opj_free((*cstr_info));
+		(*cstr_info) = NULL;
+	}
+}
+
+opj_codestream_index_t * OPJ_CALLCONV opj_get_cstr_index(opj_codec_t *p_codec)
+{
+	if (p_codec) {
+		opj_codec_private_t* l_codec = (opj_codec_private_t*) p_codec;
+
+		return l_codec->opj_get_codec_index(l_codec->m_codec);
+	}
+
+	return NULL;
+}
+
+void OPJ_CALLCONV opj_destroy_cstr_index(opj_codestream_index_t **p_cstr_index)
+{
+	if (*p_cstr_index){
+		j2k_destroy_cstr_index(*p_cstr_index);
+		(*p_cstr_index) = NULL;
+	}
+}
+
+opj_stream_t* OPJ_CALLCONV opj_stream_create_default_file_stream (const char *fname, OPJ_BOOL p_is_read_stream)
+{
+    return opj_stream_create_file_stream(fname, OPJ_J2K_STREAM_CHUNK_SIZE, p_is_read_stream);
+}
+
+opj_stream_t* OPJ_CALLCONV opj_stream_create_file_stream (
+        const char *fname, 
+		OPJ_SIZE_T p_size, 
+        OPJ_BOOL p_is_read_stream)
+{
+    opj_stream_t* l_stream = 00;
+    FILE *p_file;
+    const char *mode;
+
+    if (! fname) {
+        return NULL;
+    }
+    
+    if(p_is_read_stream) mode = "rb"; else mode = "wb";
+
+    p_file = fopen(fname, mode);
+
+    if (! p_file) {
+	    return NULL;
+    }
+
+    l_stream = opj_stream_create(p_size,p_is_read_stream);
+    if (! l_stream) {
+        fclose(p_file);
+        return NULL;
+    }
+
+    opj_stream_set_user_data(l_stream, p_file, (opj_stream_free_user_data_fn) fclose);
+    opj_stream_set_user_data_length(l_stream, opj_get_data_length_from_file(p_file));
+    opj_stream_set_read_function(l_stream, (opj_stream_read_fn) opj_read_from_file);
+    opj_stream_set_write_function(l_stream, (opj_stream_write_fn) opj_write_from_file);
+    opj_stream_set_skip_function(l_stream, (opj_stream_skip_fn) opj_skip_from_file);
+    opj_stream_set_seek_function(l_stream, (opj_stream_seek_fn) opj_seek_from_file);
+
+    return l_stream;
+}