/* * 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) 2006-2007, Parvatha Elangovan * 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. */ #include "opj_includes.h" /* ----------------------------------------------------------------------- */ /* TODO MSD: */ #ifdef TODO_MSD void tcd_dump(FILE *fd, opj_tcd_t *tcd, opj_tcd_image_t * img) { int tileno, compno, resno, bandno, precno;/*, cblkno;*/ fprintf(fd, "image {\n"); fprintf(fd, " tw=%d, th=%d x0=%d x1=%d y0=%d y1=%d\n", img->tw, img->th, tcd->image->x0, tcd->image->x1, tcd->image->y0, tcd->image->y1); for (tileno = 0; tileno < img->th * img->tw; tileno++) { opj_tcd_tile_t *tile = &tcd->tcd_image->tiles[tileno]; fprintf(fd, " tile {\n"); fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d, numcomps=%d\n", tile->x0, tile->y0, tile->x1, tile->y1, tile->numcomps); for (compno = 0; compno < tile->numcomps; compno++) { opj_tcd_tilecomp_t *tilec = &tile->comps[compno]; fprintf(fd, " tilec {\n"); fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d, numresolutions=%d\n", tilec->x0, tilec->y0, tilec->x1, tilec->y1, tilec->numresolutions); for (resno = 0; resno < tilec->numresolutions; resno++) { opj_tcd_resolution_t *res = &tilec->resolutions[resno]; fprintf(fd, "\n res {\n"); fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d, pw=%d, ph=%d, numbands=%d\n", res->x0, res->y0, res->x1, res->y1, res->pw, res->ph, res->numbands); for (bandno = 0; bandno < res->numbands; bandno++) { opj_tcd_band_t *band = &res->bands[bandno]; fprintf(fd, " band {\n"); fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d, stepsize=%f, numbps=%d\n", band->x0, band->y0, band->x1, band->y1, band->stepsize, band->numbps); for (precno = 0; precno < res->pw * res->ph; precno++) { opj_tcd_precinct_t *prec = &band->precincts[precno]; fprintf(fd, " prec {\n"); fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d, cw=%d, ch=%d\n", prec->x0, prec->y0, prec->x1, prec->y1, prec->cw, prec->ch); /* for (cblkno = 0; cblkno < prec->cw * prec->ch; cblkno++) { opj_tcd_cblk_t *cblk = &prec->cblks[cblkno]; fprintf(fd, " cblk {\n"); fprintf(fd, " x0=%d, y0=%d, x1=%d, y1=%d\n", cblk->x0, cblk->y0, cblk->x1, cblk->y1); fprintf(fd, " }\n"); } */ fprintf(fd, " }\n"); } fprintf(fd, " }\n"); } fprintf(fd, " }\n"); } fprintf(fd, " }\n"); } fprintf(fd, " }\n"); } fprintf(fd, "}\n"); } #endif /** * Initializes tile coding/decoding */ static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, OPJ_BOOL isEncoder, OPJ_FLOAT32 fraction, OPJ_SIZE_T sizeof_block, opj_event_mgr_t* manager); /** * Allocates memory for a decoding code block. */ static OPJ_BOOL opj_tcd_code_block_dec_allocate (opj_tcd_cblk_dec_t * p_code_block); /** * Deallocates the decoding data of the given precinct. */ static void opj_tcd_code_block_dec_deallocate (opj_tcd_precinct_t * p_precinct); /** * Allocates memory for an encoding code block (but not data). */ static OPJ_BOOL opj_tcd_code_block_enc_allocate (opj_tcd_cblk_enc_t * p_code_block); /** * Allocates data for an encoding code block */ static OPJ_BOOL opj_tcd_code_block_enc_allocate_data (opj_tcd_cblk_enc_t * p_code_block); /** * Deallocates the encoding data of the given precinct. */ static void opj_tcd_code_block_enc_deallocate (opj_tcd_precinct_t * p_precinct); /** Free the memory allocated for encoding @param tcd TCD handle */ static void opj_tcd_free_tile(opj_tcd_t *tcd); static OPJ_BOOL opj_tcd_t2_decode ( opj_tcd_t *p_tcd, OPJ_BYTE * p_src_data, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_src_size, opj_codestream_index_t *p_cstr_index, opj_event_mgr_t *p_manager); static OPJ_BOOL opj_tcd_t1_decode (opj_tcd_t *p_tcd); static OPJ_BOOL opj_tcd_dwt_decode (opj_tcd_t *p_tcd); static OPJ_BOOL opj_tcd_mct_decode (opj_tcd_t *p_tcd, opj_event_mgr_t *p_manager); static OPJ_BOOL opj_tcd_dc_level_shift_decode (opj_tcd_t *p_tcd); static OPJ_BOOL opj_tcd_dc_level_shift_encode ( opj_tcd_t *p_tcd ); static OPJ_BOOL opj_tcd_mct_encode ( opj_tcd_t *p_tcd ); static OPJ_BOOL opj_tcd_dwt_encode ( opj_tcd_t *p_tcd ); static OPJ_BOOL opj_tcd_t1_encode ( opj_tcd_t *p_tcd ); static OPJ_BOOL opj_tcd_t2_encode ( opj_tcd_t *p_tcd, OPJ_BYTE * p_dest_data, OPJ_UINT32 * p_data_written, OPJ_UINT32 p_max_dest_size, opj_codestream_info_t *p_cstr_info ); static OPJ_BOOL opj_tcd_rate_allocate_encode( opj_tcd_t *p_tcd, OPJ_BYTE * p_dest_data, OPJ_UINT32 p_max_dest_size, opj_codestream_info_t *p_cstr_info ); /* ----------------------------------------------------------------------- */ /** Create a new TCD handle */ opj_tcd_t* opj_tcd_create(OPJ_BOOL p_is_decoder) { opj_tcd_t *l_tcd = 00; /* create the tcd structure */ l_tcd = (opj_tcd_t*) opj_calloc(1,sizeof(opj_tcd_t)); if (!l_tcd) { return 00; } l_tcd->m_is_decoder = p_is_decoder ? 1 : 0; l_tcd->tcd_image = (opj_tcd_image_t*)opj_calloc(1,sizeof(opj_tcd_image_t)); if (!l_tcd->tcd_image) { opj_free(l_tcd); return 00; } return l_tcd; } /* ----------------------------------------------------------------------- */ void opj_tcd_rateallocate_fixed(opj_tcd_t *tcd) { OPJ_UINT32 layno; for (layno = 0; layno < tcd->tcp->numlayers; layno++) { opj_tcd_makelayer_fixed(tcd, layno, 1); } } void opj_tcd_makelayer( opj_tcd_t *tcd, OPJ_UINT32 layno, OPJ_FLOAT64 thresh, OPJ_UINT32 final) { OPJ_UINT32 compno, resno, bandno, precno, cblkno; OPJ_UINT32 passno; opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles; tcd_tile->distolayer[layno] = 0; /* fixed_quality */ for (compno = 0; compno < tcd_tile->numcomps; compno++) { opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno]; for (resno = 0; resno < tilec->numresolutions; resno++) { opj_tcd_resolution_t *res = &tilec->resolutions[resno]; for (bandno = 0; bandno < res->numbands; bandno++) { opj_tcd_band_t *band = &res->bands[bandno]; for (precno = 0; precno < res->pw * res->ph; precno++) { opj_tcd_precinct_t *prc = &band->precincts[precno]; for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno]; opj_tcd_layer_t *layer = &cblk->layers[layno]; OPJ_UINT32 n; if (layno == 0) { cblk->numpassesinlayers = 0; } n = cblk->numpassesinlayers; for (passno = cblk->numpassesinlayers; passno < cblk->totalpasses; passno++) { OPJ_UINT32 dr; OPJ_FLOAT64 dd; opj_tcd_pass_t *pass = &cblk->passes[passno]; if (n == 0) { dr = pass->rate; dd = pass->distortiondec; } else { dr = pass->rate - cblk->passes[n - 1].rate; dd = pass->distortiondec - cblk->passes[n - 1].distortiondec; } if (!dr) { if (dd != 0) n = passno + 1; continue; } if (thresh - (dd / dr) < DBL_EPSILON) /* do not rely on float equality, check with DBL_EPSILON margin */ n = passno + 1; } layer->numpasses = n - cblk->numpassesinlayers; if (!layer->numpasses) { layer->disto = 0; continue; } if (cblk->numpassesinlayers == 0) { layer->len = cblk->passes[n - 1].rate; layer->data = cblk->data; layer->disto = cblk->passes[n - 1].distortiondec; } else { layer->len = cblk->passes[n - 1].rate - cblk->passes[cblk->numpassesinlayers - 1].rate; layer->data = cblk->data + cblk->passes[cblk->numpassesinlayers - 1].rate; layer->disto = cblk->passes[n - 1].distortiondec - cblk->passes[cblk->numpassesinlayers - 1].distortiondec; } tcd_tile->distolayer[layno] += layer->disto; /* fixed_quality */ if (final) cblk->numpassesinlayers = n; } } } } } } void opj_tcd_makelayer_fixed(opj_tcd_t *tcd, OPJ_UINT32 layno, OPJ_UINT32 final) { OPJ_UINT32 compno, resno, bandno, precno, cblkno; OPJ_INT32 value; /*, matrice[tcd_tcp->numlayers][tcd_tile->comps[0].numresolutions][3]; */ OPJ_INT32 matrice[10][10][3]; OPJ_UINT32 i, j, k; opj_cp_t *cp = tcd->cp; opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles; opj_tcp_t *tcd_tcp = tcd->tcp; for (compno = 0; compno < tcd_tile->numcomps; compno++) { opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno]; for (i = 0; i < tcd_tcp->numlayers; i++) { for (j = 0; j < tilec->numresolutions; j++) { for (k = 0; k < 3; k++) { matrice[i][j][k] = (OPJ_INT32) ((OPJ_FLOAT32)cp->m_specific_param.m_enc.m_matrice[i * tilec->numresolutions * 3 + j * 3 + k] * (OPJ_FLOAT32) (tcd->image->comps[compno].prec / 16.0)); } } } for (resno = 0; resno < tilec->numresolutions; resno++) { opj_tcd_resolution_t *res = &tilec->resolutions[resno]; for (bandno = 0; bandno < res->numbands; bandno++) { opj_tcd_band_t *band = &res->bands[bandno]; for (precno = 0; precno < res->pw * res->ph; precno++) { opj_tcd_precinct_t *prc = &band->precincts[precno]; for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno]; opj_tcd_layer_t *layer = &cblk->layers[layno]; OPJ_UINT32 n; OPJ_INT32 imsb = (OPJ_INT32)(tcd->image->comps[compno].prec - cblk->numbps); /* number of bit-plan equal to zero */ /* Correction of the matrix of coefficient to include the IMSB information */ if (layno == 0) { value = matrice[layno][resno][bandno]; if (imsb >= value) { value = 0; } else { value -= imsb; } } else { value = matrice[layno][resno][bandno] - matrice[layno - 1][resno][bandno]; if (imsb >= matrice[layno - 1][resno][bandno]) { value -= (imsb - matrice[layno - 1][resno][bandno]); if (value < 0) { value = 0; } } } if (layno == 0) { cblk->numpassesinlayers = 0; } n = cblk->numpassesinlayers; if (cblk->numpassesinlayers == 0) { if (value != 0) { n = 3 * (OPJ_UINT32)value - 2 + cblk->numpassesinlayers; } else { n = cblk->numpassesinlayers; } } else { n = 3 * (OPJ_UINT32)value + cblk->numpassesinlayers; } layer->numpasses = n - cblk->numpassesinlayers; if (!layer->numpasses) continue; if (cblk->numpassesinlayers == 0) { layer->len = cblk->passes[n - 1].rate; layer->data = cblk->data; } else { layer->len = cblk->passes[n - 1].rate - cblk->passes[cblk->numpassesinlayers - 1].rate; layer->data = cblk->data + cblk->passes[cblk->numpassesinlayers - 1].rate; } if (final) cblk->numpassesinlayers = n; } } } } } } OPJ_BOOL opj_tcd_rateallocate( opj_tcd_t *tcd, OPJ_BYTE *dest, OPJ_UINT32 * p_data_written, OPJ_UINT32 len, opj_codestream_info_t *cstr_info) { OPJ_UINT32 compno, resno, bandno, precno, cblkno, layno; OPJ_UINT32 passno; OPJ_FLOAT64 min, max; OPJ_FLOAT64 cumdisto[100]; /* fixed_quality */ const OPJ_FLOAT64 K = 1; /* 1.1; fixed_quality */ OPJ_FLOAT64 maxSE = 0; opj_cp_t *cp = tcd->cp; opj_tcd_tile_t *tcd_tile = tcd->tcd_image->tiles; opj_tcp_t *tcd_tcp = tcd->tcp; min = DBL_MAX; max = 0; tcd_tile->numpix = 0; /* fixed_quality */ for (compno = 0; compno < tcd_tile->numcomps; compno++) { opj_tcd_tilecomp_t *tilec = &tcd_tile->comps[compno]; tilec->numpix = 0; for (resno = 0; resno < tilec->numresolutions; resno++) { opj_tcd_resolution_t *res = &tilec->resolutions[resno]; for (bandno = 0; bandno < res->numbands; bandno++) { opj_tcd_band_t *band = &res->bands[bandno]; for (precno = 0; precno < res->pw * res->ph; precno++) { opj_tcd_precinct_t *prc = &band->precincts[precno]; for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { opj_tcd_cblk_enc_t *cblk = &prc->cblks.enc[cblkno]; for (passno = 0; passno < cblk->totalpasses; passno++) { opj_tcd_pass_t *pass = &cblk->passes[passno]; OPJ_INT32 dr; OPJ_FLOAT64 dd, rdslope; if (passno == 0) { dr = (OPJ_INT32)pass->rate; dd = pass->distortiondec; } else { dr = (OPJ_INT32)(pass->rate - cblk->passes[passno - 1].rate); dd = pass->distortiondec - cblk->passes[passno - 1].distortiondec; } if (dr == 0) { continue; } rdslope = dd / dr; if (rdslope < min) { min = rdslope; } if (rdslope > max) { max = rdslope; } } /* passno */ /* fixed_quality */ tcd_tile->numpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0)); tilec->numpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0)); } /* cbklno */ } /* precno */ } /* bandno */ } /* resno */ maxSE += (((OPJ_FLOAT64)(1 << tcd->image->comps[compno].prec) - 1.0) * ((OPJ_FLOAT64)(1 << tcd->image->comps[compno].prec) -1.0)) * ((OPJ_FLOAT64)(tilec->numpix)); } /* compno */ /* index file */ if(cstr_info) { opj_tile_info_t *tile_info = &cstr_info->tile[tcd->tcd_tileno]; tile_info->numpix = tcd_tile->numpix; tile_info->distotile = tcd_tile->distotile; tile_info->thresh = (OPJ_FLOAT64 *) opj_malloc(tcd_tcp->numlayers * sizeof(OPJ_FLOAT64)); if (!tile_info->thresh) { /* FIXME event manager error callback */ return OPJ_FALSE; } } for (layno = 0; layno < tcd_tcp->numlayers; layno++) { OPJ_FLOAT64 lo = min; OPJ_FLOAT64 hi = max; OPJ_BOOL success = OPJ_FALSE; OPJ_UINT32 maxlen = tcd_tcp->rates[layno] ? opj_uint_min(((OPJ_UINT32) ceil(tcd_tcp->rates[layno])), len) : len; OPJ_FLOAT64 goodthresh = 0; OPJ_FLOAT64 stable_thresh = 0; OPJ_UINT32 i; OPJ_FLOAT64 distotarget; /* fixed_quality */ /* fixed_quality */ distotarget = tcd_tile->distotile - ((K * maxSE) / pow((OPJ_FLOAT32)10, tcd_tcp->distoratio[layno] / 10)); /* Don't try to find an optimal threshold but rather take everything not included yet, if -r xx,yy,zz,0 (disto_alloc == 1 and rates == 0) -q xx,yy,zz,0 (fixed_quality == 1 and distoratio == 0) ==> possible to have some lossy layers and the last layer for sure lossless */ if ( ((cp->m_specific_param.m_enc.m_disto_alloc==1) && (tcd_tcp->rates[layno]>0)) || ((cp->m_specific_param.m_enc.m_fixed_quality==1) && (tcd_tcp->distoratio[layno]>0))) { opj_t2_t*t2 = opj_t2_create(tcd->image, cp); OPJ_FLOAT64 thresh = 0; if (t2 == 00) { return OPJ_FALSE; } for (i = 0; i < 128; ++i) { OPJ_FLOAT64 distoachieved = 0; /* fixed_quality */ thresh = (lo + hi) / 2; opj_tcd_makelayer(tcd, layno, thresh, 0); if (cp->m_specific_param.m_enc.m_fixed_quality) { /* fixed_quality */ if(OPJ_IS_CINEMA(cp->rsiz)){ if (! opj_t2_encode_packets(t2,tcd->tcd_tileno, tcd_tile, layno + 1, dest, p_data_written, maxlen, cstr_info,tcd->cur_tp_num,tcd->tp_pos,tcd->cur_pino,THRESH_CALC)) { lo = thresh; continue; } else { distoachieved = layno == 0 ? tcd_tile->distolayer[0] : cumdisto[layno - 1] + tcd_tile->distolayer[layno]; if (distoachieved < distotarget) { hi=thresh; stable_thresh = thresh; continue; }else{ lo=thresh; } } }else{ distoachieved = (layno == 0) ? tcd_tile->distolayer[0] : (cumdisto[layno - 1] + tcd_tile->distolayer[layno]); if (distoachieved < distotarget) { hi = thresh; stable_thresh = thresh; continue; } lo = thresh; } } else { if (! opj_t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest,p_data_written, maxlen, cstr_info,tcd->cur_tp_num,tcd->tp_pos,tcd->cur_pino,THRESH_CALC)) { /* TODO: what to do with l ??? seek / tell ??? */ /* opj_event_msg(tcd->cinfo, EVT_INFO, "rate alloc: len=%d, max=%d\n", l, maxlen); */ lo = thresh; continue; } hi = thresh; stable_thresh = thresh; } } success = OPJ_TRUE; goodthresh = stable_thresh == 0? thresh : stable_thresh; opj_t2_destroy(t2); } else { success = OPJ_TRUE; goodthresh = min; } if (!success) { return OPJ_FALSE; } if(cstr_info) { /* Threshold for Marcela Index */ cstr_info->tile[tcd->tcd_tileno].thresh[layno] = goodthresh; } opj_tcd_makelayer(tcd, layno, goodthresh, 1); /* fixed_quality */ cumdisto[layno] = (layno == 0) ? tcd_tile->distolayer[0] : (cumdisto[layno - 1] + tcd_tile->distolayer[layno]); } return OPJ_TRUE; } OPJ_BOOL opj_tcd_init( opj_tcd_t *p_tcd, opj_image_t * p_image, opj_cp_t * p_cp ) { p_tcd->image = p_image; p_tcd->cp = p_cp; p_tcd->tcd_image->tiles = (opj_tcd_tile_t *) opj_calloc(1,sizeof(opj_tcd_tile_t)); if (! p_tcd->tcd_image->tiles) { return OPJ_FALSE; } p_tcd->tcd_image->tiles->comps = (opj_tcd_tilecomp_t *) opj_calloc(p_image->numcomps,sizeof(opj_tcd_tilecomp_t)); if (! p_tcd->tcd_image->tiles->comps ) { return OPJ_FALSE; } p_tcd->tcd_image->tiles->numcomps = p_image->numcomps; p_tcd->tp_pos = p_cp->m_specific_param.m_enc.m_tp_pos; return OPJ_TRUE; } /** Destroy a previously created TCD handle */ void opj_tcd_destroy(opj_tcd_t *tcd) { if (tcd) { opj_tcd_free_tile(tcd); if (tcd->tcd_image) { opj_free(tcd->tcd_image); tcd->tcd_image = 00; } opj_free(tcd); } } OPJ_BOOL opj_alloc_tile_component_data(opj_tcd_tilecomp_t *l_tilec) { if ((l_tilec->data == 00) || ((l_tilec->data_size_needed > l_tilec->data_size) && (l_tilec->ownsData == OPJ_FALSE))) { l_tilec->data = (OPJ_INT32 *) opj_malloc(l_tilec->data_size_needed); if (! l_tilec->data ) { return OPJ_FALSE; } /*fprintf(stderr, "tAllocate data of tilec (int): %d x OPJ_UINT32n",l_data_size);*/ l_tilec->data_size = l_tilec->data_size_needed; l_tilec->ownsData = OPJ_TRUE; } else if (l_tilec->data_size_needed > l_tilec->data_size) { OPJ_INT32 * new_data = (OPJ_INT32 *) opj_realloc(l_tilec->data, l_tilec->data_size_needed); /* opj_event_msg(p_manager, EVT_ERROR, "Not enough memory to handle tile datan"); */ /* fprintf(stderr, "Not enough memory to handle tile data"); */ if (! new_data) { opj_free(l_tilec->data); l_tilec->data = NULL; l_tilec->data_size = 0; l_tilec->data_size_needed = 0; l_tilec->ownsData = OPJ_FALSE; return OPJ_FALSE; } l_tilec->data = new_data; /*fprintf(stderr, "tReallocate data of tilec (int): from %d to %d x OPJ_UINT32n", l_tilec->data_size, l_data_size);*/ l_tilec->data_size = l_tilec->data_size_needed; l_tilec->ownsData = OPJ_TRUE; } return OPJ_TRUE; } /* ----------------------------------------------------------------------- */ static INLINE OPJ_BOOL opj_tcd_init_tile(opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, OPJ_BOOL isEncoder, OPJ_FLOAT32 fraction, OPJ_SIZE_T sizeof_block, opj_event_mgr_t* manager) { OPJ_UINT32 (*l_gain_ptr)(OPJ_UINT32) = 00; OPJ_UINT32 compno, resno, bandno, precno, cblkno; opj_tcp_t * l_tcp = 00; opj_cp_t * l_cp = 00; opj_tcd_tile_t * l_tile = 00; opj_tccp_t *l_tccp = 00; opj_tcd_tilecomp_t *l_tilec = 00; opj_image_comp_t * l_image_comp = 00; opj_tcd_resolution_t *l_res = 00; opj_tcd_band_t *l_band = 00; opj_stepsize_t * l_step_size = 00; opj_tcd_precinct_t *l_current_precinct = 00; opj_image_t *l_image = 00; OPJ_UINT32 p,q; OPJ_UINT32 l_level_no; OPJ_UINT32 l_pdx, l_pdy; OPJ_UINT32 l_gain; OPJ_INT32 l_x0b, l_y0b; OPJ_UINT32 l_tx0, l_ty0; /* extent of precincts , top left, bottom right**/ OPJ_INT32 l_tl_prc_x_start, l_tl_prc_y_start, l_br_prc_x_end, l_br_prc_y_end; /* number of precinct for a resolution */ OPJ_UINT32 l_nb_precincts; /* room needed to store l_nb_precinct precinct for a resolution */ OPJ_UINT32 l_nb_precinct_size; /* number of code blocks for a precinct*/ OPJ_UINT32 l_nb_code_blocks; /* room needed to store l_nb_code_blocks code blocks for a precinct*/ OPJ_UINT32 l_nb_code_blocks_size; /* size of data for a tile */ OPJ_UINT32 l_data_size; l_cp = p_tcd->cp; l_tcp = &(l_cp->tcps[p_tile_no]); l_tile = p_tcd->tcd_image->tiles; l_tccp = l_tcp->tccps; l_tilec = l_tile->comps; l_image = p_tcd->image; l_image_comp = p_tcd->image->comps; p = p_tile_no % l_cp->tw; /* tile coordinates */ q = p_tile_no / l_cp->tw; /*fprintf(stderr, "Tile coordinate = %d,%d\n", p, q);*/ /* 4 borders of the tile rescale on the image if necessary */ l_tx0 = l_cp->tx0 + p * l_cp->tdx; /* can't be greater than l_image->x1 so won't overflow */ l_tile->x0 = (OPJ_INT32)opj_uint_max(l_tx0, l_image->x0); l_tile->x1 = (OPJ_INT32)opj_uint_min(opj_uint_adds(l_tx0, l_cp->tdx), l_image->x1); if (l_tile->x0 < 0 || l_tile->x1 < 0) { return OPJ_FALSE; } l_ty0 = l_cp->ty0 + q * l_cp->tdy; /* can't be greater than l_image->y1 so won't overflow */ l_tile->y0 = (OPJ_INT32)opj_uint_max(l_ty0, l_image->y0); l_tile->y1 = (OPJ_INT32)opj_uint_min(opj_uint_adds(l_ty0, l_cp->tdy), l_image->y1); if (l_tile->y0 < 0 || l_tile->y1 < 0) { return OPJ_FALSE; } /* testcase 1888.pdf.asan.35.988 */ if (l_tccp->numresolutions == 0) { opj_event_msg(manager, EVT_ERROR, "tiles require at least one resolution\n"); return OPJ_FALSE; } /*fprintf(stderr, "Tile border = %d,%d,%d,%d\n", l_tile->x0, l_tile->y0,l_tile->x1,l_tile->y1);*/ /*tile->numcomps = image->numcomps; */ for (compno = 0; compno < l_tile->numcomps; ++compno) { /*fprintf(stderr, "compno = %d/%d\n", compno, l_tile->numcomps);*/ l_image_comp->resno_decoded = 0; /* border of each l_tile component (global) */ l_tilec->x0 = opj_int_ceildiv(l_tile->x0, (OPJ_INT32)l_image_comp->dx); l_tilec->y0 = opj_int_ceildiv(l_tile->y0, (OPJ_INT32)l_image_comp->dy); l_tilec->x1 = opj_int_ceildiv(l_tile->x1, (OPJ_INT32)l_image_comp->dx); l_tilec->y1 = opj_int_ceildiv(l_tile->y1, (OPJ_INT32)l_image_comp->dy); /*fprintf(stderr, "\tTile compo border = %d,%d,%d,%d\n", l_tilec->x0, l_tilec->y0,l_tilec->x1,l_tilec->y1);*/ if (l_tilec->x0 >= l_tilec->x1 || l_tilec->y0 >= l_tilec->y1) { opj_event_msg(manager, EVT_ERROR, "Invalid tile data\n"); return OPJ_FALSE; } /* compute l_data_size with overflow check */ l_data_size = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0); if ((((OPJ_UINT32)-1) / l_data_size) < (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0)) { opj_event_msg(manager, EVT_ERROR, "Not enough memory for tile data\n"); return OPJ_FALSE; } l_data_size = l_data_size * (OPJ_UINT32)(l_tilec->y1 - l_tilec->y0); if ((((OPJ_UINT32)-1) / (OPJ_UINT32)sizeof(OPJ_UINT32)) < l_data_size) { opj_event_msg(manager, EVT_ERROR, "Not enough memory for tile data\n"); return OPJ_FALSE; } l_data_size = l_data_size * (OPJ_UINT32)sizeof(OPJ_UINT32); l_tilec->numresolutions = l_tccp->numresolutions; if (l_tccp->numresolutions < l_cp->m_specific_param.m_dec.m_reduce) { l_tilec->minimum_num_resolutions = 1; } else { l_tilec->minimum_num_resolutions = l_tccp->numresolutions - l_cp->m_specific_param.m_dec.m_reduce; } l_tilec->data_size_needed = l_data_size; if (p_tcd->m_is_decoder && !opj_alloc_tile_component_data(l_tilec)) { opj_event_msg(manager, EVT_ERROR, "Not enough memory for tile data\n"); return OPJ_FALSE; } l_data_size = l_tilec->numresolutions * (OPJ_UINT32)sizeof(opj_tcd_resolution_t); if (l_tilec->resolutions == 00) { l_tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(l_data_size); if (! l_tilec->resolutions ) { return OPJ_FALSE; } /*fprintf(stderr, "\tAllocate resolutions of tilec (opj_tcd_resolution_t): %d\n",l_data_size);*/ l_tilec->resolutions_size = l_data_size; memset(l_tilec->resolutions,0,l_data_size); } else if (l_data_size > l_tilec->resolutions_size) { opj_tcd_resolution_t* new_resolutions = (opj_tcd_resolution_t *) opj_realloc(l_tilec->resolutions, l_data_size); if (! new_resolutions) { opj_event_msg(manager, EVT_ERROR, "Not enough memory for tile resolutions\n"); opj_free(l_tilec->resolutions); l_tilec->resolutions = NULL; l_tilec->resolutions_size = 0; return OPJ_FALSE; } l_tilec->resolutions = new_resolutions; /*fprintf(stderr, "\tReallocate data of tilec (int): from %d to %d x OPJ_UINT32\n", l_tilec->resolutions_size, l_data_size);*/ memset(((OPJ_BYTE*) l_tilec->resolutions)+l_tilec->resolutions_size,0,l_data_size - l_tilec->resolutions_size); l_tilec->resolutions_size = l_data_size; } l_level_no = l_tilec->numresolutions - 1; l_res = l_tilec->resolutions; l_step_size = l_tccp->stepsizes; if (l_tccp->qmfbid == 0) { l_gain_ptr = &opj_dwt_getgain_real; } else { l_gain_ptr = &opj_dwt_getgain; } /*fprintf(stderr, "\tlevel_no=%d\n",l_level_no);*/ for (resno = 0; resno < l_tilec->numresolutions; ++resno) { /*fprintf(stderr, "\t\tresno = %d/%d\n", resno, l_tilec->numresolutions);*/ OPJ_INT32 tlcbgxstart, tlcbgystart /*, brcbgxend, brcbgyend*/; OPJ_UINT32 cbgwidthexpn, cbgheightexpn; OPJ_UINT32 cblkwidthexpn, cblkheightexpn; /* border for each resolution level (global) */ l_res->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no); l_res->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no); l_res->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no); l_res->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no); /*fprintf(stderr, "\t\t\tres_x0= %d, res_y0 =%d, res_x1=%d, res_y1=%d\n", l_res->x0, l_res->y0, l_res->x1, l_res->y1);*/ /* p. 35, table A-23, ISO/IEC FDIS154444-1 : 2000 (18 august 2000) */ l_pdx = l_tccp->prcw[resno]; l_pdy = l_tccp->prch[resno]; /*fprintf(stderr, "\t\t\tpdx=%d, pdy=%d\n", l_pdx, l_pdy);*/ /* p. 64, B.6, ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ l_tl_prc_x_start = opj_int_floordivpow2(l_res->x0, (OPJ_INT32)l_pdx) << l_pdx; l_tl_prc_y_start = opj_int_floordivpow2(l_res->y0, (OPJ_INT32)l_pdy) << l_pdy; l_br_prc_x_end = opj_int_ceildivpow2(l_res->x1, (OPJ_INT32)l_pdx) << l_pdx; l_br_prc_y_end = opj_int_ceildivpow2(l_res->y1, (OPJ_INT32)l_pdy) << l_pdy; /*fprintf(stderr, "\t\t\tprc_x_start=%d, prc_y_start=%d, br_prc_x_end=%d, br_prc_y_end=%d \n", l_tl_prc_x_start, l_tl_prc_y_start, l_br_prc_x_end ,l_br_prc_y_end );*/ l_res->pw = (l_res->x0 == l_res->x1) ? 0 : (OPJ_UINT32)((l_br_prc_x_end - l_tl_prc_x_start) >> l_pdx); l_res->ph = (l_res->y0 == l_res->y1) ? 0 : (OPJ_UINT32)((l_br_prc_y_end - l_tl_prc_y_start) >> l_pdy); /*fprintf(stderr, "\t\t\tres_pw=%d, res_ph=%d\n", l_res->pw, l_res->ph );*/ if (l_res->pw && ((OPJ_UINT32)-1) / l_res->pw < l_res->ph) { return OPJ_FALSE; } l_nb_precincts = l_res->pw * l_res->ph; if (((OPJ_UINT32)-1) / (OPJ_UINT32)sizeof(opj_tcd_precinct_t) < l_nb_precincts) { return OPJ_FALSE; } l_nb_precinct_size = l_nb_precincts * (OPJ_UINT32)sizeof(opj_tcd_precinct_t); if (resno == 0) { tlcbgxstart = l_tl_prc_x_start; tlcbgystart = l_tl_prc_y_start; /*brcbgxend = l_br_prc_x_end;*/ /* brcbgyend = l_br_prc_y_end;*/ cbgwidthexpn = l_pdx; cbgheightexpn = l_pdy; l_res->numbands = 1; } else { tlcbgxstart = opj_int_ceildivpow2(l_tl_prc_x_start, 1); tlcbgystart = opj_int_ceildivpow2(l_tl_prc_y_start, 1); /*brcbgxend = opj_int_ceildivpow2(l_br_prc_x_end, 1);*/ /*brcbgyend = opj_int_ceildivpow2(l_br_prc_y_end, 1);*/ cbgwidthexpn = l_pdx - 1; cbgheightexpn = l_pdy - 1; l_res->numbands = 3; } cblkwidthexpn = opj_uint_min(l_tccp->cblkw, cbgwidthexpn); cblkheightexpn = opj_uint_min(l_tccp->cblkh, cbgheightexpn); l_band = l_res->bands; for (bandno = 0; bandno < l_res->numbands; ++bandno) { OPJ_INT32 numbps; /*fprintf(stderr, "\t\t\tband_no=%d/%d\n", bandno, l_res->numbands );*/ if (resno == 0) { l_band->bandno = 0 ; l_band->x0 = opj_int_ceildivpow2(l_tilec->x0, (OPJ_INT32)l_level_no); l_band->y0 = opj_int_ceildivpow2(l_tilec->y0, (OPJ_INT32)l_level_no); l_band->x1 = opj_int_ceildivpow2(l_tilec->x1, (OPJ_INT32)l_level_no); l_band->y1 = opj_int_ceildivpow2(l_tilec->y1, (OPJ_INT32)l_level_no); } else { l_band->bandno = bandno + 1; /* x0b = 1 if bandno = 1 or 3 */ l_x0b = l_band->bandno&1; /* y0b = 1 if bandno = 2 or 3 */ l_y0b = (OPJ_INT32)((l_band->bandno)>>1); /* l_band border (global) */ l_band->x0 = opj_int64_ceildivpow2(l_tilec->x0 - ((OPJ_INT64)l_x0b << l_level_no), (OPJ_INT32)(l_level_no + 1)); l_band->y0 = opj_int64_ceildivpow2(l_tilec->y0 - ((OPJ_INT64)l_y0b << l_level_no), (OPJ_INT32)(l_level_no + 1)); l_band->x1 = opj_int64_ceildivpow2(l_tilec->x1 - ((OPJ_INT64)l_x0b << l_level_no), (OPJ_INT32)(l_level_no + 1)); l_band->y1 = opj_int64_ceildivpow2(l_tilec->y1 - ((OPJ_INT64)l_y0b << l_level_no), (OPJ_INT32)(l_level_no + 1)); } /** avoid an if with storing function pointer */ l_gain = (*l_gain_ptr) (l_band->bandno); numbps = (OPJ_INT32)(l_image_comp->prec + l_gain); l_band->stepsize = (OPJ_FLOAT32)(((1.0 + l_step_size->mant / 2048.0) * pow(2.0, (OPJ_INT32) (numbps - l_step_size->expn)))) * fraction; l_band->numbps = l_step_size->expn + (OPJ_INT32)l_tccp->numgbits - 1; /* WHY -1 ? */ if (! l_band->precincts) { l_band->precincts = (opj_tcd_precinct_t *) opj_malloc( /*3 * */ l_nb_precinct_size); if (! l_band->precincts) { return OPJ_FALSE; } /*fprintf(stderr, "\t\t\t\tAllocate precincts of a band (opj_tcd_precinct_t): %d\n",l_nb_precinct_size); */ memset(l_band->precincts,0,l_nb_precinct_size); l_band->precincts_data_size = l_nb_precinct_size; } else if (l_band->precincts_data_size < l_nb_precinct_size) { opj_tcd_precinct_t * new_precincts = (opj_tcd_precinct_t *) opj_realloc(l_band->precincts,/*3 * */ l_nb_precinct_size); if (! new_precincts) { opj_event_msg(manager, EVT_ERROR, "Not enough memory to handle band precints\n"); opj_free(l_band->precincts); l_band->precincts = NULL; l_band->precincts_data_size = 0; return OPJ_FALSE; } l_band->precincts = new_precincts; /*fprintf(stderr, "\t\t\t\tReallocate precincts of a band (opj_tcd_precinct_t): from %d to %d\n",l_band->precincts_data_size, l_nb_precinct_size);*/ memset(((OPJ_BYTE *) l_band->precincts) + l_band->precincts_data_size,0,l_nb_precinct_size - l_band->precincts_data_size); l_band->precincts_data_size = l_nb_precinct_size; } l_current_precinct = l_band->precincts; for (precno = 0; precno < l_nb_precincts; ++precno) { OPJ_INT32 tlcblkxstart, tlcblkystart, brcblkxend, brcblkyend; OPJ_INT32 cbgxstart = tlcbgxstart + (OPJ_INT32)(precno % l_res->pw) * (1 << cbgwidthexpn); OPJ_INT32 cbgystart = tlcbgystart + (OPJ_INT32)(precno / l_res->pw) * (1 << cbgheightexpn); OPJ_INT32 cbgxend = cbgxstart + (1 << cbgwidthexpn); OPJ_INT32 cbgyend = cbgystart + (1 << cbgheightexpn); /*fprintf(stderr, "\t precno=%d; bandno=%d, resno=%d; compno=%d\n", precno, bandno , resno, compno);*/ /*fprintf(stderr, "\t tlcbgxstart(=%d) + (precno(=%d) percent res->pw(=%d)) * (1 << cbgwidthexpn(=%d)) \n",tlcbgxstart,precno,l_res->pw,cbgwidthexpn);*/ /* precinct size (global) */ /*fprintf(stderr, "\t cbgxstart=%d, l_band->x0 = %d \n",cbgxstart, l_band->x0);*/ l_current_precinct->x0 = opj_int_max(cbgxstart, l_band->x0); l_current_precinct->y0 = opj_int_max(cbgystart, l_band->y0); l_current_precinct->x1 = opj_int_min(cbgxend, l_band->x1); l_current_precinct->y1 = opj_int_min(cbgyend, l_band->y1); /*fprintf(stderr, "\t prc_x0=%d; prc_y0=%d, prc_x1=%d; prc_y1=%d\n",l_current_precinct->x0, l_current_precinct->y0 ,l_current_precinct->x1, l_current_precinct->y1);*/ tlcblkxstart = opj_int_floordivpow2(l_current_precinct->x0, (OPJ_INT32)cblkwidthexpn) << cblkwidthexpn; /*fprintf(stderr, "\t tlcblkxstart =%d\n",tlcblkxstart );*/ tlcblkystart = opj_int_floordivpow2(l_current_precinct->y0, (OPJ_INT32)cblkheightexpn) << cblkheightexpn; /*fprintf(stderr, "\t tlcblkystart =%d\n",tlcblkystart );*/ brcblkxend = opj_int_ceildivpow2(l_current_precinct->x1, (OPJ_INT32)cblkwidthexpn) << cblkwidthexpn; /*fprintf(stderr, "\t brcblkxend =%d\n",brcblkxend );*/ brcblkyend = opj_int_ceildivpow2(l_current_precinct->y1, (OPJ_INT32)cblkheightexpn) << cblkheightexpn; /*fprintf(stderr, "\t brcblkyend =%d\n",brcblkyend );*/ l_current_precinct->cw = (OPJ_UINT32)((brcblkxend - tlcblkxstart) >> cblkwidthexpn); l_current_precinct->ch = (OPJ_UINT32)((brcblkyend - tlcblkystart) >> cblkheightexpn); if (l_current_precinct->cw && ((OPJ_UINT32)-1) / l_current_precinct->cw < l_current_precinct->ch) { return OPJ_FALSE; } l_nb_code_blocks = l_current_precinct->cw * l_current_precinct->ch; /*fprintf(stderr, "\t\t\t\t precinct_cw = %d x recinct_ch = %d\n",l_current_precinct->cw, l_current_precinct->ch); */ if (((OPJ_UINT32)-1) / (OPJ_UINT32)sizeof_block < l_nb_code_blocks) { return OPJ_FALSE; } l_nb_code_blocks_size = l_nb_code_blocks * (OPJ_UINT32)sizeof_block; if (! l_current_precinct->cblks.blocks) { l_current_precinct->cblks.blocks = opj_malloc(l_nb_code_blocks_size); if (! l_current_precinct->cblks.blocks ) { return OPJ_FALSE; } /*fprintf(stderr, "\t\t\t\tAllocate cblks of a precinct (opj_tcd_cblk_dec_t): %d\n",l_nb_code_blocks_size);*/ memset(l_current_precinct->cblks.blocks,0,l_nb_code_blocks_size); l_current_precinct->block_size = l_nb_code_blocks_size; } else if (l_nb_code_blocks_size > l_current_precinct->block_size) { void *new_blocks = opj_realloc(l_current_precinct->cblks.blocks, l_nb_code_blocks_size); if (! new_blocks) { opj_free(l_current_precinct->cblks.blocks); l_current_precinct->cblks.blocks = NULL; l_current_precinct->block_size = 0; opj_event_msg(manager, EVT_ERROR, "Not enough memory for current precinct codeblock element\n"); return OPJ_FALSE; } l_current_precinct->cblks.blocks = new_blocks; /*fprintf(stderr, "\t\t\t\tReallocate cblks of a precinct (opj_tcd_cblk_dec_t): from %d to %d\n",l_current_precinct->block_size, l_nb_code_blocks_size); */ memset(((OPJ_BYTE *) l_current_precinct->cblks.blocks) + l_current_precinct->block_size ,0 ,l_nb_code_blocks_size - l_current_precinct->block_size); l_current_precinct->block_size = l_nb_code_blocks_size; } if (! l_current_precinct->incltree) { l_current_precinct->incltree = opj_tgt_create(l_current_precinct->cw, l_current_precinct->ch, manager); } else{ l_current_precinct->incltree = opj_tgt_init(l_current_precinct->incltree, l_current_precinct->cw, l_current_precinct->ch, manager); } if (! l_current_precinct->incltree) { opj_event_msg(manager, EVT_WARNING, "No incltree created.\n"); /*return OPJ_FALSE;*/ } if (! l_current_precinct->imsbtree) { l_current_precinct->imsbtree = opj_tgt_create(l_current_precinct->cw, l_current_precinct->ch, manager); } else { l_current_precinct->imsbtree = opj_tgt_init(l_current_precinct->imsbtree, l_current_precinct->cw, l_current_precinct->ch, manager); } if (! l_current_precinct->imsbtree) { opj_event_msg(manager, EVT_WARNING, "No imsbtree created.\n"); /*return OPJ_FALSE;*/ } for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) { OPJ_INT32 cblkxstart = tlcblkxstart + (OPJ_INT32)(cblkno % l_current_precinct->cw) * (1 << cblkwidthexpn); OPJ_INT32 cblkystart = tlcblkystart + (OPJ_INT32)(cblkno / l_current_precinct->cw) * (1 << cblkheightexpn); OPJ_INT32 cblkxend = cblkxstart + (1 << cblkwidthexpn); OPJ_INT32 cblkyend = cblkystart + (1 << cblkheightexpn); if (isEncoder) { opj_tcd_cblk_enc_t* l_code_block = l_current_precinct->cblks.enc + cblkno; if (! opj_tcd_code_block_enc_allocate(l_code_block)) { return OPJ_FALSE; } /* code-block size (global) */ l_code_block->x0 = opj_int_max(cblkxstart, l_current_precinct->x0); l_code_block->y0 = opj_int_max(cblkystart, l_current_precinct->y0); l_code_block->x1 = opj_int_min(cblkxend, l_current_precinct->x1); l_code_block->y1 = opj_int_min(cblkyend, l_current_precinct->y1); if (! opj_tcd_code_block_enc_allocate_data(l_code_block)) { return OPJ_FALSE; } } else { opj_tcd_cblk_dec_t* l_code_block = l_current_precinct->cblks.dec + cblkno; if (! opj_tcd_code_block_dec_allocate(l_code_block)) { return OPJ_FALSE; } /* code-block size (global) */ l_code_block->x0 = opj_int_max(cblkxstart, l_current_precinct->x0); l_code_block->y0 = opj_int_max(cblkystart, l_current_precinct->y0); l_code_block->x1 = opj_int_min(cblkxend, l_current_precinct->x1); l_code_block->y1 = opj_int_min(cblkyend, l_current_precinct->y1); } } ++l_current_precinct; } /* precno */ ++l_band; ++l_step_size; } /* bandno */ ++l_res; --l_level_no; } /* resno */ ++l_tccp; ++l_tilec; ++l_image_comp; } /* compno */ return OPJ_TRUE; } OPJ_BOOL opj_tcd_init_encode_tile (opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, opj_event_mgr_t* p_manager) { return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_TRUE, 1.0F, sizeof(opj_tcd_cblk_enc_t), p_manager); } OPJ_BOOL opj_tcd_init_decode_tile (opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, opj_event_mgr_t* p_manager) { return opj_tcd_init_tile(p_tcd, p_tile_no, OPJ_FALSE, 0.5F, sizeof(opj_tcd_cblk_dec_t), p_manager); } /** * Allocates memory for an encoding code block (but not data memory). */ static OPJ_BOOL opj_tcd_code_block_enc_allocate (opj_tcd_cblk_enc_t * p_code_block) { if (! p_code_block->layers) { /* no memset since data */ p_code_block->layers = (opj_tcd_layer_t*) opj_calloc(100, sizeof(opj_tcd_layer_t)); if (! p_code_block->layers) { return OPJ_FALSE; } } if (! p_code_block->passes) { p_code_block->passes = (opj_tcd_pass_t*) opj_calloc(100, sizeof(opj_tcd_pass_t)); if (! p_code_block->passes) { return OPJ_FALSE; } } return OPJ_TRUE; } /** * Allocates data memory for an encoding code block. */ static OPJ_BOOL opj_tcd_code_block_enc_allocate_data (opj_tcd_cblk_enc_t * p_code_block) { OPJ_UINT32 l_data_size; l_data_size = (OPJ_UINT32)((p_code_block->x1 - p_code_block->x0) * (p_code_block->y1 - p_code_block->y0) * (OPJ_INT32)sizeof(OPJ_UINT32)); if (l_data_size > p_code_block->data_size) { if (p_code_block->data) { opj_free(p_code_block->data - 1); /* again, why -1 */ } p_code_block->data = (OPJ_BYTE*) opj_malloc(l_data_size+1); if(! p_code_block->data) { p_code_block->data_size = 0U; return OPJ_FALSE; } p_code_block->data_size = l_data_size; p_code_block->data[0] = 0; p_code_block->data+=1; /*why +1 ?*/ } return OPJ_TRUE; } /** * Allocates memory for a decoding code block. */ static OPJ_BOOL opj_tcd_code_block_dec_allocate (opj_tcd_cblk_dec_t * p_code_block) { if (! p_code_block->data) { p_code_block->data = (OPJ_BYTE*) opj_malloc(OPJ_J2K_DEFAULT_CBLK_DATA_SIZE); if (! p_code_block->data) { return OPJ_FALSE; } p_code_block->data_max_size = OPJ_J2K_DEFAULT_CBLK_DATA_SIZE; /*fprintf(stderr, "Allocate 8192 elements of code_block->data\n");*/ p_code_block->segs = (opj_tcd_seg_t *) opj_calloc(OPJ_J2K_DEFAULT_NB_SEGS,sizeof(opj_tcd_seg_t)); if (! p_code_block->segs) { return OPJ_FALSE; } /*fprintf(stderr, "Allocate %d elements of code_block->data\n", OPJ_J2K_DEFAULT_NB_SEGS * sizeof(opj_tcd_seg_t));*/ p_code_block->m_current_max_segs = OPJ_J2K_DEFAULT_NB_SEGS; /*fprintf(stderr, "m_current_max_segs of code_block->data = %d\n", p_code_block->m_current_max_segs);*/ } else { /* sanitize */ OPJ_BYTE* l_data = p_code_block->data; OPJ_UINT32 l_data_max_size = p_code_block->data_max_size; opj_tcd_seg_t * l_segs = p_code_block->segs; OPJ_UINT32 l_current_max_segs = p_code_block->m_current_max_segs; memset(p_code_block, 0, sizeof(opj_tcd_cblk_dec_t)); p_code_block->data = l_data; p_code_block->data_max_size = l_data_max_size; p_code_block->segs = l_segs; p_code_block->m_current_max_segs = l_current_max_segs; } return OPJ_TRUE; } OPJ_UINT32 opj_tcd_get_decoded_tile_size ( opj_tcd_t *p_tcd ) { OPJ_UINT32 i; OPJ_UINT32 l_data_size = 0; opj_image_comp_t * l_img_comp = 00; opj_tcd_tilecomp_t * l_tile_comp = 00; opj_tcd_resolution_t * l_res = 00; OPJ_UINT32 l_size_comp, l_remaining; OPJ_UINT32 l_temp; l_tile_comp = p_tcd->tcd_image->tiles->comps; l_img_comp = p_tcd->image->comps; for (i=0;i<p_tcd->image->numcomps;++i) { l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/ l_remaining = l_img_comp->prec & 7; /* (%8) */ if(l_remaining) { ++l_size_comp; } if (l_size_comp == 3) { l_size_comp = 4; } l_res = l_tile_comp->resolutions + l_tile_comp->minimum_num_resolutions - 1; l_temp = (OPJ_UINT32)((l_res->x1 - l_res->x0) * (l_res->y1 - l_res->y0)); /* x1*y1 can't overflow */ if (l_size_comp && ((OPJ_UINT32)-1) / l_size_comp < l_temp) { return (OPJ_UINT32)-1; } l_temp *= l_size_comp; if (l_temp > ((OPJ_UINT32)-1) - l_data_size) { return (OPJ_UINT32)-1; } l_data_size += l_temp; ++l_img_comp; ++l_tile_comp; } return l_data_size; } OPJ_BOOL opj_tcd_encode_tile( opj_tcd_t *p_tcd, OPJ_UINT32 p_tile_no, OPJ_BYTE *p_dest, OPJ_UINT32 * p_data_written, OPJ_UINT32 p_max_length, opj_codestream_info_t *p_cstr_info) { if (p_tcd->cur_tp_num == 0) { p_tcd->tcd_tileno = p_tile_no; p_tcd->tcp = &p_tcd->cp->tcps[p_tile_no]; /* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */ if(p_cstr_info) { OPJ_UINT32 l_num_packs = 0; OPJ_UINT32 i; opj_tcd_tilecomp_t *l_tilec_idx = &p_tcd->tcd_image->tiles->comps[0]; /* based on component 0 */ opj_tccp_t *l_tccp = p_tcd->tcp->tccps; /* based on component 0 */ for (i = 0; i < l_tilec_idx->numresolutions; i++) { opj_tcd_resolution_t *l_res_idx = &l_tilec_idx->resolutions[i]; p_cstr_info->tile[p_tile_no].pw[i] = (int)l_res_idx->pw; p_cstr_info->tile[p_tile_no].ph[i] = (int)l_res_idx->ph; l_num_packs += l_res_idx->pw * l_res_idx->ph; p_cstr_info->tile[p_tile_no].pdx[i] = (int)l_tccp->prcw[i]; p_cstr_info->tile[p_tile_no].pdy[i] = (int)l_tccp->prch[i]; } p_cstr_info->tile[p_tile_no].packet = (opj_packet_info_t*) opj_calloc((size_t)p_cstr_info->numcomps * (size_t)p_cstr_info->numlayers * l_num_packs, sizeof(opj_packet_info_t)); if (!p_cstr_info->tile[p_tile_no].packet) { /* FIXME event manager error callback */ return OPJ_FALSE; } } /* << INDEX */ /* FIXME _ProfStart(PGROUP_DC_SHIFT); */ /*---------------TILE-------------------*/ if (! opj_tcd_dc_level_shift_encode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_DC_SHIFT); */ /* FIXME _ProfStart(PGROUP_MCT); */ if (! opj_tcd_mct_encode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_MCT); */ /* FIXME _ProfStart(PGROUP_DWT); */ if (! opj_tcd_dwt_encode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_DWT); */ /* FIXME _ProfStart(PGROUP_T1); */ if (! opj_tcd_t1_encode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_T1); */ /* FIXME _ProfStart(PGROUP_RATE); */ if (! opj_tcd_rate_allocate_encode(p_tcd,p_dest,p_max_length,p_cstr_info)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_RATE); */ } /*--------------TIER2------------------*/ /* INDEX */ if (p_cstr_info) { p_cstr_info->index_write = 1; } /* FIXME _ProfStart(PGROUP_T2); */ if (! opj_tcd_t2_encode(p_tcd,p_dest,p_data_written,p_max_length,p_cstr_info)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_T2); */ /*---------------CLEAN-------------------*/ return OPJ_TRUE; } OPJ_BOOL opj_tcd_decode_tile( opj_tcd_t *p_tcd, OPJ_BYTE *p_src, OPJ_UINT32 p_max_length, OPJ_UINT32 p_tile_no, opj_codestream_index_t *p_cstr_index, opj_event_mgr_t *p_manager ) { OPJ_UINT32 l_data_read; p_tcd->tcd_tileno = p_tile_no; p_tcd->tcp = &(p_tcd->cp->tcps[p_tile_no]); #ifdef TODO_MSD /* FIXME */ /* INDEX >> */ if(p_cstr_info) { OPJ_UINT32 resno, compno, numprec = 0; for (compno = 0; compno < (OPJ_UINT32) p_cstr_info->numcomps; compno++) { opj_tcp_t *tcp = &p_tcd->cp->tcps[0]; opj_tccp_t *tccp = &tcp->tccps[compno]; opj_tcd_tilecomp_t *tilec_idx = &p_tcd->tcd_image->tiles->comps[compno]; for (resno = 0; resno < tilec_idx->numresolutions; resno++) { opj_tcd_resolution_t *res_idx = &tilec_idx->resolutions[resno]; p_cstr_info->tile[p_tile_no].pw[resno] = res_idx->pw; p_cstr_info->tile[p_tile_no].ph[resno] = res_idx->ph; numprec += res_idx->pw * res_idx->ph; p_cstr_info->tile[p_tile_no].pdx[resno] = tccp->prcw[resno]; p_cstr_info->tile[p_tile_no].pdy[resno] = tccp->prch[resno]; } } p_cstr_info->tile[p_tile_no].packet = (opj_packet_info_t *) opj_malloc(p_cstr_info->numlayers * numprec * sizeof(opj_packet_info_t)); p_cstr_info->packno = 0; } /* << INDEX */ #endif /*--------------TIER2------------------*/ /* FIXME _ProfStart(PGROUP_T2); */ l_data_read = 0; if (! opj_tcd_t2_decode(p_tcd, p_src, &l_data_read, p_max_length, p_cstr_index, p_manager)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_T2); */ /*------------------TIER1-----------------*/ /* FIXME _ProfStart(PGROUP_T1); */ if (! opj_tcd_t1_decode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_T1); */ /*----------------DWT---------------------*/ /* FIXME _ProfStart(PGROUP_DWT); */ if (! opj_tcd_dwt_decode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_DWT); */ /*----------------MCT-------------------*/ /* FIXME _ProfStart(PGROUP_MCT); */ if (! opj_tcd_mct_decode(p_tcd, p_manager)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_MCT); */ /* FIXME _ProfStart(PGROUP_DC_SHIFT); */ if (! opj_tcd_dc_level_shift_decode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_DC_SHIFT); */ /*---------------TILE-------------------*/ return OPJ_TRUE; } OPJ_BOOL opj_tcd_update_tile_data ( opj_tcd_t *p_tcd, OPJ_BYTE * p_dest, OPJ_UINT32 p_dest_length ) { OPJ_UINT32 i,j,k,l_data_size = 0; opj_image_comp_t * l_img_comp = 00; opj_tcd_tilecomp_t * l_tilec = 00; opj_tcd_resolution_t * l_res; OPJ_UINT32 l_size_comp, l_remaining; OPJ_UINT32 l_stride, l_width,l_height; l_data_size = opj_tcd_get_decoded_tile_size(p_tcd); if (l_data_size == (OPJ_UINT32)-1 || l_data_size > p_dest_length) { return OPJ_FALSE; } l_tilec = p_tcd->tcd_image->tiles->comps; l_img_comp = p_tcd->image->comps; for (i=0;i<p_tcd->image->numcomps;++i) { l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/ l_remaining = l_img_comp->prec & 7; /* (%8) */ l_res = l_tilec->resolutions + l_img_comp->resno_decoded; l_width = (OPJ_UINT32)(l_res->x1 - l_res->x0); l_height = (OPJ_UINT32)(l_res->y1 - l_res->y0); l_stride = (OPJ_UINT32)(l_tilec->x1 - l_tilec->x0) - l_width; if (l_remaining) { ++l_size_comp; } if (l_size_comp == 3) { l_size_comp = 4; } switch (l_size_comp) { case 1: { OPJ_CHAR * l_dest_ptr = (OPJ_CHAR *) p_dest; const OPJ_INT32 * l_src_ptr = l_tilec->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_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_src_ptr += l_stride; } } p_dest = (OPJ_BYTE *)l_dest_ptr; } break; case 2: { const OPJ_INT32 * l_src_ptr = l_tilec->data; OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_dest; 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_dest = (OPJ_BYTE*) l_dest_ptr; } break; case 4: { OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_dest; OPJ_INT32 * l_src_ptr = l_tilec->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_dest = (OPJ_BYTE*) l_dest_ptr; } break; } ++l_img_comp; ++l_tilec; } return OPJ_TRUE; } static void opj_tcd_free_tile(opj_tcd_t *p_tcd) { OPJ_UINT32 compno, resno, bandno, precno; opj_tcd_tile_t *l_tile = 00; opj_tcd_tilecomp_t *l_tile_comp = 00; opj_tcd_resolution_t *l_res = 00; opj_tcd_band_t *l_band = 00; opj_tcd_precinct_t *l_precinct = 00; OPJ_UINT32 l_nb_resolutions, l_nb_precincts; void (* l_tcd_code_block_deallocate) (opj_tcd_precinct_t *) = 00; if (! p_tcd) { return; } if (! p_tcd->tcd_image) { return; } if (p_tcd->m_is_decoder) { l_tcd_code_block_deallocate = opj_tcd_code_block_dec_deallocate; } else { l_tcd_code_block_deallocate = opj_tcd_code_block_enc_deallocate; } l_tile = p_tcd->tcd_image->tiles; if (! l_tile) { return; } l_tile_comp = l_tile->comps; for (compno = 0; compno < l_tile->numcomps; ++compno) { l_res = l_tile_comp->resolutions; if (l_res) { l_nb_resolutions = l_tile_comp->resolutions_size / sizeof(opj_tcd_resolution_t); for (resno = 0; resno < l_nb_resolutions; ++resno) { l_band = l_res->bands; for (bandno = 0; bandno < 3; ++bandno) { l_precinct = l_band->precincts; if (l_precinct) { l_nb_precincts = l_band->precincts_data_size / sizeof(opj_tcd_precinct_t); for (precno = 0; precno < l_nb_precincts; ++precno) { opj_tgt_destroy(l_precinct->incltree); l_precinct->incltree = 00; opj_tgt_destroy(l_precinct->imsbtree); l_precinct->imsbtree = 00; (*l_tcd_code_block_deallocate) (l_precinct); ++l_precinct; } opj_free(l_band->precincts); l_band->precincts = 00; } ++l_band; } /* for (resno */ ++l_res; } opj_free(l_tile_comp->resolutions); l_tile_comp->resolutions = 00; } if (l_tile_comp->ownsData && l_tile_comp->data) { opj_free(l_tile_comp->data); l_tile_comp->data = 00; l_tile_comp->ownsData = 0; l_tile_comp->data_size = 0; l_tile_comp->data_size_needed = 0; } ++l_tile_comp; } opj_free(l_tile->comps); l_tile->comps = 00; opj_free(p_tcd->tcd_image->tiles); p_tcd->tcd_image->tiles = 00; } static OPJ_BOOL opj_tcd_t2_decode (opj_tcd_t *p_tcd, OPJ_BYTE * p_src_data, OPJ_UINT32 * p_data_read, OPJ_UINT32 p_max_src_size, opj_codestream_index_t *p_cstr_index, opj_event_mgr_t *p_manager ) { opj_t2_t * l_t2; l_t2 = opj_t2_create(p_tcd->image, p_tcd->cp); if (l_t2 == 00) { return OPJ_FALSE; } if (! opj_t2_decode_packets( l_t2, p_tcd->tcd_tileno, p_tcd->tcd_image->tiles, p_src_data, p_data_read, p_max_src_size, p_cstr_index, p_manager)) { opj_t2_destroy(l_t2); return OPJ_FALSE; } opj_t2_destroy(l_t2); /*---------------CLEAN-------------------*/ return OPJ_TRUE; } static OPJ_BOOL opj_tcd_t1_decode ( opj_tcd_t *p_tcd ) { OPJ_UINT32 compno; opj_t1_t * l_t1; opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles; opj_tcd_tilecomp_t* l_tile_comp = l_tile->comps; opj_tccp_t * l_tccp = p_tcd->tcp->tccps; l_t1 = opj_t1_create(OPJ_FALSE); if (l_t1 == 00) { return OPJ_FALSE; } for (compno = 0; compno < l_tile->numcomps; ++compno) { /* The +3 is headroom required by the vectorized DWT */ if (OPJ_FALSE == opj_t1_decode_cblks(l_t1, l_tile_comp, l_tccp)) { opj_t1_destroy(l_t1); return OPJ_FALSE; } ++l_tile_comp; ++l_tccp; } opj_t1_destroy(l_t1); return OPJ_TRUE; } static OPJ_BOOL opj_tcd_dwt_decode ( opj_tcd_t *p_tcd ) { OPJ_UINT32 compno; opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles; opj_tcd_tilecomp_t * l_tile_comp = l_tile->comps; opj_tccp_t * l_tccp = p_tcd->tcp->tccps; opj_image_comp_t * l_img_comp = p_tcd->image->comps; for (compno = 0; compno < l_tile->numcomps; compno++) { /* if (tcd->cp->reduce != 0) { tcd->image->comps[compno].resno_decoded = tile->comps[compno].numresolutions - tcd->cp->reduce - 1; if (tcd->image->comps[compno].resno_decoded < 0) { return false; } } numres2decode = tcd->image->comps[compno].resno_decoded + 1; if(numres2decode > 0){ */ if (l_tccp->qmfbid == 1) { if (! opj_dwt_decode(l_tile_comp, l_img_comp->resno_decoded+1)) { return OPJ_FALSE; } } else { if (! opj_dwt_decode_real(l_tile_comp, l_img_comp->resno_decoded+1)) { return OPJ_FALSE; } } ++l_tile_comp; ++l_img_comp; ++l_tccp; } return OPJ_TRUE; } static OPJ_BOOL opj_tcd_mct_decode ( opj_tcd_t *p_tcd, opj_event_mgr_t *p_manager) { opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles; opj_tcp_t * l_tcp = p_tcd->tcp; opj_tcd_tilecomp_t * l_tile_comp = l_tile->comps; OPJ_UINT32 l_samples,i; if (! l_tcp->mct) { return OPJ_TRUE; } l_samples = (OPJ_UINT32)((l_tile_comp->x1 - l_tile_comp->x0) * (l_tile_comp->y1 - l_tile_comp->y0)); if (l_tile->numcomps >= 3 ){ /* testcase 1336.pdf.asan.47.376 */ if ((l_tile->comps[0].x1 - l_tile->comps[0].x0) * (l_tile->comps[0].y1 - l_tile->comps[0].y0) < (OPJ_INT32)l_samples || (l_tile->comps[1].x1 - l_tile->comps[1].x0) * (l_tile->comps[1].y1 - l_tile->comps[1].y0) < (OPJ_INT32)l_samples || (l_tile->comps[2].x1 - l_tile->comps[2].x0) * (l_tile->comps[2].y1 - l_tile->comps[2].y0) < (OPJ_INT32)l_samples) { opj_event_msg(p_manager, EVT_ERROR, "Tiles don't all have the same dimension. Skip the MCT step.\n"); return OPJ_FALSE; } else if (l_tcp->mct == 2) { OPJ_BYTE ** l_data; if (! l_tcp->m_mct_decoding_matrix) { return OPJ_TRUE; } l_data = (OPJ_BYTE **) opj_malloc(l_tile->numcomps*sizeof(OPJ_BYTE*)); if (! l_data) { return OPJ_FALSE; } for (i=0;i<l_tile->numcomps;++i) { l_data[i] = (OPJ_BYTE*) l_tile_comp->data; ++l_tile_comp; } if (! opj_mct_decode_custom(/* MCT data */ (OPJ_BYTE*) l_tcp->m_mct_decoding_matrix, /* size of components */ l_samples, /* components */ l_data, /* nb of components (i.e. size of pData) */ l_tile->numcomps, /* tells if the data is signed */ p_tcd->image->comps->sgnd)) { opj_free(l_data); return OPJ_FALSE; } opj_free(l_data); } else { if (l_tcp->tccps->qmfbid == 1) { opj_mct_decode( l_tile->comps[0].data, l_tile->comps[1].data, l_tile->comps[2].data, l_samples); } else { opj_mct_decode_real((OPJ_FLOAT32*)l_tile->comps[0].data, (OPJ_FLOAT32*)l_tile->comps[1].data, (OPJ_FLOAT32*)l_tile->comps[2].data, l_samples); } } } else { opj_event_msg(p_manager, EVT_ERROR, "Number of components (%d) is inconsistent with a MCT. Skip the MCT step.\n",l_tile->numcomps); } return OPJ_TRUE; } static OPJ_BOOL opj_tcd_dc_level_shift_decode ( opj_tcd_t *p_tcd ) { OPJ_UINT32 compno; opj_tcd_tilecomp_t * l_tile_comp = 00; opj_tccp_t * l_tccp = 00; opj_image_comp_t * l_img_comp = 00; opj_tcd_resolution_t* l_res = 00; opj_tcd_tile_t * l_tile; OPJ_UINT32 l_width,l_height,i,j; OPJ_INT32 * l_current_ptr; OPJ_INT32 l_min, l_max; OPJ_UINT32 l_stride; l_tile = p_tcd->tcd_image->tiles; l_tile_comp = l_tile->comps; l_tccp = p_tcd->tcp->tccps; l_img_comp = p_tcd->image->comps; for (compno = 0; compno < l_tile->numcomps; compno++) { l_res = l_tile_comp->resolutions + l_img_comp->resno_decoded; l_width = (OPJ_UINT32)(l_res->x1 - l_res->x0); l_height = (OPJ_UINT32)(l_res->y1 - l_res->y0); l_stride = (OPJ_UINT32)(l_tile_comp->x1 - l_tile_comp->x0) - l_width; assert(l_height == 0 || l_width + l_stride <= l_tile_comp->data_size / l_height); /*MUPDF*/ if (l_img_comp->sgnd) { l_min = -(1 << (l_img_comp->prec - 1)); l_max = (1 << (l_img_comp->prec - 1)) - 1; } else { l_min = 0; l_max = (1 << l_img_comp->prec) - 1; } l_current_ptr = l_tile_comp->data; if (l_tccp->qmfbid == 1) { for (j=0;j<l_height;++j) { for (i = 0; i < l_width; ++i) { *l_current_ptr = opj_int_clamp(*l_current_ptr + l_tccp->m_dc_level_shift, l_min, l_max); ++l_current_ptr; } l_current_ptr += l_stride; } } else { for (j=0;j<l_height;++j) { for (i = 0; i < l_width; ++i) { OPJ_FLOAT32 l_value = *((OPJ_FLOAT32 *) l_current_ptr); *l_current_ptr = opj_int_clamp((OPJ_INT32)opj_lrintf(l_value) + l_tccp->m_dc_level_shift, l_min, l_max); ; ++l_current_ptr; } l_current_ptr += l_stride; } } ++l_img_comp; ++l_tccp; ++l_tile_comp; } return OPJ_TRUE; } /** * Deallocates the encoding data of the given precinct. */ static void opj_tcd_code_block_dec_deallocate (opj_tcd_precinct_t * p_precinct) { OPJ_UINT32 cblkno , l_nb_code_blocks; opj_tcd_cblk_dec_t * l_code_block = p_precinct->cblks.dec; if (l_code_block) { /*fprintf(stderr,"deallocate codeblock:{\n");*/ /*fprintf(stderr,"\t x0=%d, y0=%d, x1=%d, y1=%d\n",l_code_block->x0, l_code_block->y0, l_code_block->x1, l_code_block->y1);*/ /*fprintf(stderr,"\t numbps=%d, numlenbits=%d, len=%d, numnewpasses=%d, real_num_segs=%d, m_current_max_segs=%d\n ", l_code_block->numbps, l_code_block->numlenbits, l_code_block->len, l_code_block->numnewpasses, l_code_block->real_num_segs, l_code_block->m_current_max_segs );*/ l_nb_code_blocks = p_precinct->block_size / sizeof(opj_tcd_cblk_dec_t); /*fprintf(stderr,"nb_code_blocks =%d\t}\n", l_nb_code_blocks);*/ for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) { if (l_code_block->data) { opj_free(l_code_block->data); l_code_block->data = 00; } if (l_code_block->segs) { opj_free(l_code_block->segs ); l_code_block->segs = 00; } ++l_code_block; } opj_free(p_precinct->cblks.dec); p_precinct->cblks.dec = 00; } } /** * Deallocates the encoding data of the given precinct. */ static void opj_tcd_code_block_enc_deallocate (opj_tcd_precinct_t * p_precinct) { OPJ_UINT32 cblkno , l_nb_code_blocks; opj_tcd_cblk_enc_t * l_code_block = p_precinct->cblks.enc; if (l_code_block) { l_nb_code_blocks = p_precinct->block_size / sizeof(opj_tcd_cblk_enc_t); for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) { if (l_code_block->data) { opj_free(l_code_block->data - 1); l_code_block->data = 00; } if (l_code_block->layers) { opj_free(l_code_block->layers ); l_code_block->layers = 00; } if (l_code_block->passes) { opj_free(l_code_block->passes ); l_code_block->passes = 00; } ++l_code_block; } opj_free(p_precinct->cblks.enc); p_precinct->cblks.enc = 00; } } OPJ_UINT32 opj_tcd_get_encoded_tile_size ( opj_tcd_t *p_tcd ) { OPJ_UINT32 i,l_data_size = 0; opj_image_comp_t * l_img_comp = 00; opj_tcd_tilecomp_t * l_tilec = 00; OPJ_UINT32 l_size_comp, l_remaining; l_tilec = p_tcd->tcd_image->tiles->comps; l_img_comp = p_tcd->image->comps; for (i=0;i<p_tcd->image->numcomps;++i) { l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/ l_remaining = l_img_comp->prec & 7; /* (%8) */ if (l_remaining) { ++l_size_comp; } if (l_size_comp == 3) { l_size_comp = 4; } l_data_size += l_size_comp * (OPJ_UINT32)((l_tilec->x1 - l_tilec->x0) * (l_tilec->y1 - l_tilec->y0)); ++l_img_comp; ++l_tilec; } return l_data_size; } static OPJ_BOOL opj_tcd_dc_level_shift_encode ( opj_tcd_t *p_tcd ) { OPJ_UINT32 compno; opj_tcd_tilecomp_t * l_tile_comp = 00; opj_tccp_t * l_tccp = 00; opj_image_comp_t * l_img_comp = 00; opj_tcd_tile_t * l_tile; OPJ_UINT32 l_nb_elem,i; OPJ_INT32 * l_current_ptr; l_tile = p_tcd->tcd_image->tiles; l_tile_comp = l_tile->comps; l_tccp = p_tcd->tcp->tccps; l_img_comp = p_tcd->image->comps; for (compno = 0; compno < l_tile->numcomps; compno++) { l_current_ptr = l_tile_comp->data; l_nb_elem = (OPJ_UINT32)((l_tile_comp->x1 - l_tile_comp->x0) * (l_tile_comp->y1 - l_tile_comp->y0)); if (l_tccp->qmfbid == 1) { for (i = 0; i < l_nb_elem; ++i) { *l_current_ptr -= l_tccp->m_dc_level_shift ; ++l_current_ptr; } } else { for (i = 0; i < l_nb_elem; ++i) { *l_current_ptr = (*l_current_ptr - l_tccp->m_dc_level_shift) << 11 ; ++l_current_ptr; } } ++l_img_comp; ++l_tccp; ++l_tile_comp; } return OPJ_TRUE; } static OPJ_BOOL opj_tcd_mct_encode ( opj_tcd_t *p_tcd ) { opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles; opj_tcd_tilecomp_t * l_tile_comp = p_tcd->tcd_image->tiles->comps; OPJ_UINT32 samples = (OPJ_UINT32)((l_tile_comp->x1 - l_tile_comp->x0) * (l_tile_comp->y1 - l_tile_comp->y0)); OPJ_UINT32 i; OPJ_BYTE ** l_data = 00; opj_tcp_t * l_tcp = p_tcd->tcp; if(!p_tcd->tcp->mct) { return OPJ_TRUE; } if (p_tcd->tcp->mct == 2) { if (! p_tcd->tcp->m_mct_coding_matrix) { return OPJ_TRUE; } l_data = (OPJ_BYTE **) opj_malloc(l_tile->numcomps*sizeof(OPJ_BYTE*)); if (! l_data) { return OPJ_FALSE; } for (i=0;i<l_tile->numcomps;++i) { l_data[i] = (OPJ_BYTE*) l_tile_comp->data; ++l_tile_comp; } if (! opj_mct_encode_custom(/* MCT data */ (OPJ_BYTE*) p_tcd->tcp->m_mct_coding_matrix, /* size of components */ samples, /* components */ l_data, /* nb of components (i.e. size of pData) */ l_tile->numcomps, /* tells if the data is signed */ p_tcd->image->comps->sgnd) ) { opj_free(l_data); return OPJ_FALSE; } opj_free(l_data); } else if (l_tcp->tccps->qmfbid == 0) { opj_mct_encode_real(l_tile->comps[0].data, l_tile->comps[1].data, l_tile->comps[2].data, samples); } else { opj_mct_encode(l_tile->comps[0].data, l_tile->comps[1].data, l_tile->comps[2].data, samples); } return OPJ_TRUE; } static OPJ_BOOL opj_tcd_dwt_encode ( opj_tcd_t *p_tcd ) { opj_tcd_tile_t * l_tile = p_tcd->tcd_image->tiles; opj_tcd_tilecomp_t * l_tile_comp = p_tcd->tcd_image->tiles->comps; opj_tccp_t * l_tccp = p_tcd->tcp->tccps; OPJ_UINT32 compno; for (compno = 0; compno < l_tile->numcomps; ++compno) { if (l_tccp->qmfbid == 1) { if (! opj_dwt_encode(l_tile_comp)) { return OPJ_FALSE; } } else if (l_tccp->qmfbid == 0) { if (! opj_dwt_encode_real(l_tile_comp)) { return OPJ_FALSE; } } ++l_tile_comp; ++l_tccp; } return OPJ_TRUE; } static OPJ_BOOL opj_tcd_t1_encode ( opj_tcd_t *p_tcd ) { opj_t1_t * l_t1; const OPJ_FLOAT64 * l_mct_norms; OPJ_UINT32 l_mct_numcomps = 0U; opj_tcp_t * l_tcp = p_tcd->tcp; l_t1 = opj_t1_create(OPJ_TRUE); if (l_t1 == 00) { return OPJ_FALSE; } if (l_tcp->mct == 1) { l_mct_numcomps = 3U; /* irreversible encoding */ if (l_tcp->tccps->qmfbid == 0) { l_mct_norms = opj_mct_get_mct_norms_real(); } else { l_mct_norms = opj_mct_get_mct_norms(); } } else { l_mct_numcomps = p_tcd->image->numcomps; l_mct_norms = (const OPJ_FLOAT64 *) (l_tcp->mct_norms); } if (! opj_t1_encode_cblks(l_t1, p_tcd->tcd_image->tiles , l_tcp, l_mct_norms, l_mct_numcomps)) { opj_t1_destroy(l_t1); return OPJ_FALSE; } opj_t1_destroy(l_t1); return OPJ_TRUE; } static OPJ_BOOL opj_tcd_t2_encode (opj_tcd_t *p_tcd, OPJ_BYTE * p_dest_data, OPJ_UINT32 * p_data_written, OPJ_UINT32 p_max_dest_size, opj_codestream_info_t *p_cstr_info ) { opj_t2_t * l_t2; l_t2 = opj_t2_create(p_tcd->image, p_tcd->cp); if (l_t2 == 00) { return OPJ_FALSE; } if (! opj_t2_encode_packets( l_t2, p_tcd->tcd_tileno, p_tcd->tcd_image->tiles, p_tcd->tcp->numlayers, p_dest_data, p_data_written, p_max_dest_size, p_cstr_info, p_tcd->tp_num, p_tcd->tp_pos, p_tcd->cur_pino, FINAL_PASS)) { opj_t2_destroy(l_t2); return OPJ_FALSE; } opj_t2_destroy(l_t2); /*---------------CLEAN-------------------*/ return OPJ_TRUE; } static OPJ_BOOL opj_tcd_rate_allocate_encode( opj_tcd_t *p_tcd, OPJ_BYTE * p_dest_data, OPJ_UINT32 p_max_dest_size, opj_codestream_info_t *p_cstr_info ) { opj_cp_t * l_cp = p_tcd->cp; OPJ_UINT32 l_nb_written = 0; if (p_cstr_info) { p_cstr_info->index_write = 0; } if (l_cp->m_specific_param.m_enc.m_disto_alloc|| l_cp->m_specific_param.m_enc.m_fixed_quality) { /* fixed_quality */ /* Normal Rate/distortion allocation */ if (! opj_tcd_rateallocate(p_tcd, p_dest_data,&l_nb_written, p_max_dest_size, p_cstr_info)) { return OPJ_FALSE; } } else { /* Fixed layer allocation */ opj_tcd_rateallocate_fixed(p_tcd); } return OPJ_TRUE; } OPJ_BOOL opj_tcd_copy_tile_data ( opj_tcd_t *p_tcd, OPJ_BYTE * p_src, OPJ_UINT32 p_src_length ) { OPJ_UINT32 i,j,l_data_size = 0; opj_image_comp_t * l_img_comp = 00; opj_tcd_tilecomp_t * l_tilec = 00; OPJ_UINT32 l_size_comp, l_remaining; OPJ_UINT32 l_nb_elem; l_data_size = opj_tcd_get_encoded_tile_size(p_tcd); if (l_data_size != p_src_length) { return OPJ_FALSE; } l_tilec = p_tcd->tcd_image->tiles->comps; l_img_comp = p_tcd->image->comps; for (i=0;i<p_tcd->image->numcomps;++i) { l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/ l_remaining = l_img_comp->prec & 7; /* (%8) */ l_nb_elem = (OPJ_UINT32)((l_tilec->x1 - l_tilec->x0) * (l_tilec->y1 - l_tilec->y0)); if (l_remaining) { ++l_size_comp; } if (l_size_comp == 3) { l_size_comp = 4; } switch (l_size_comp) { case 1: { OPJ_CHAR * l_src_ptr = (OPJ_CHAR *) p_src; OPJ_INT32 * l_dest_ptr = l_tilec->data; if (l_img_comp->sgnd) { for (j=0;j<l_nb_elem;++j) { *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); } } else { for (j=0;j<l_nb_elem;++j) { *(l_dest_ptr++) = (*(l_src_ptr++))&0xff; } } p_src = (OPJ_BYTE*) l_src_ptr; } break; case 2: { OPJ_INT32 * l_dest_ptr = l_tilec->data; OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_src; if (l_img_comp->sgnd) { for (j=0;j<l_nb_elem;++j) { *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); } } else { for (j=0;j<l_nb_elem;++j) { *(l_dest_ptr++) = (*(l_src_ptr++))&0xffff; } } p_src = (OPJ_BYTE*) l_src_ptr; } break; case 4: { OPJ_INT32 * l_src_ptr = (OPJ_INT32 *) p_src; OPJ_INT32 * l_dest_ptr = l_tilec->data; for (j=0;j<l_nb_elem;++j) { *(l_dest_ptr++) = (OPJ_INT32) (*(l_src_ptr++)); } p_src = (OPJ_BYTE*) l_src_ptr; } break; } ++l_img_comp; ++l_tilec; } return OPJ_TRUE; }