/* * 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 * Copyright (c) 2017, IntoPIX SA * 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" #include "opj_common.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_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, opj_event_mgr_t *p_manager); 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, opj_tcd_marker_info_t* p_marker_info, opj_event_mgr_t *p_manager); 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_event_mgr_t *p_manager); static OPJ_BOOL opj_tcd_is_whole_tilecomp_decoding(opj_tcd_t *tcd, OPJ_UINT32 compno); /* ----------------------------------------------------------------------- */ /** 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]; /* Skip empty bands */ if (opj_tcd_is_band_empty(band)) { continue; } 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; if (thresh < 0) { /* Special value to indicate to use all passes */ n = cblk->totalpasses; } else { 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]; /* Skip empty bands */ if (opj_tcd_is_band_empty(band)) { continue; } 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_event_mgr_t *p_manager) { 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]; /* Skip empty bands */ if (opj_tcd_is_band_empty(band)) { continue; } 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_UINT32 maxlen = tcd_tcp->rates[layno] > 0.0f ? 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] > 0.0f)) || ((cp->m_specific_param.m_enc.m_fixed_quality == 1) && (tcd_tcp->distoratio[layno] > 0.0))) { 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) || OPJ_IS_IMF(cp->rsiz)) { if (! opj_t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest, p_data_written, maxlen, cstr_info, NULL, tcd->cur_tp_num, tcd->tp_pos, tcd->cur_pino, THRESH_CALC, p_manager)) { 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, NULL, tcd->cur_tp_num, tcd->tp_pos, tcd->cur_pino, THRESH_CALC, p_manager)) { /* 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; } } goodthresh = stable_thresh == 0 ? thresh : stable_thresh; opj_t2_destroy(t2); } else { /* Special value to indicate to use all passes */ goodthresh = -1; } 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, opj_thread_pool_t* p_tp) { 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; p_tcd->thread_pool = p_tp; 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->used_component); 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_image_data_alloc(l_tilec->data_size_needed); if (!l_tilec->data && l_tilec->data_size_needed != 0) { 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) { /* We don't need to keep old data */ opj_image_data_free(l_tilec->data); l_tilec->data = (OPJ_INT32 *) opj_image_data_alloc(l_tilec->data_size_needed); if (! l_tilec->data) { l_tilec->data_size = 0; l_tilec->data_size_needed = 0; l_tilec->ownsData = OPJ_FALSE; return OPJ_FALSE; } /*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_SIZE_T sizeof_block, opj_event_mgr_t* manager) { 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_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); /* all those OPJ_UINT32 are casted to OPJ_INT32, let's do some sanity check */ if ((l_tile->x0 < 0) || (l_tile->x1 <= l_tile->x0)) { opj_event_msg(manager, EVT_ERROR, "Tile X coordinates are not supported\n"); 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); /* all those OPJ_UINT32 are casted to OPJ_INT32, let's do some sanity check */ if ((l_tile->y0 < 0) || (l_tile->y1 <= l_tile->y0)) { opj_event_msg(manager, EVT_ERROR, "Tile Y coordinates are not supported\n"); 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); l_tilec->compno = compno; /*fprintf(stderr, "\tTile compo border = %d,%d,%d,%d\n", l_tilec->x0, l_tilec->y0,l_tilec->x1,l_tilec->y1);*/ 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; } if (isEncoder) { OPJ_SIZE_T l_tile_data_size; /* compute l_data_size with overflow check */ OPJ_SIZE_T w = (OPJ_SIZE_T)(l_tilec->x1 - l_tilec->x0); OPJ_SIZE_T h = (OPJ_SIZE_T)(l_tilec->y1 - l_tilec->y0); /* issue 733, l_data_size == 0U, probably something wrong should be checked before getting here */ if (h > 0 && w > SIZE_MAX / h) { opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n"); return OPJ_FALSE; } l_tile_data_size = w * h; if (SIZE_MAX / sizeof(OPJ_UINT32) < l_tile_data_size) { opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n"); return OPJ_FALSE; } l_tile_data_size = l_tile_data_size * sizeof(OPJ_UINT32); l_tilec->data_size_needed = l_tile_data_size; } l_data_size = l_tilec->numresolutions * (OPJ_UINT32)sizeof( opj_tcd_resolution_t); opj_image_data_free(l_tilec->data_win); l_tilec->data_win = NULL; l_tilec->win_x0 = 0; l_tilec->win_y0 = 0; l_tilec->win_x1 = 0; l_tilec->win_y1 = 0; 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; l_res = l_tilec->resolutions; l_step_size = l_tccp->stepsizes; /*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; --l_level_no; /* 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; { OPJ_UINT32 tmp = ((OPJ_UINT32)opj_int_ceildivpow2(l_res->x1, (OPJ_INT32)l_pdx)) << l_pdx; if (tmp > (OPJ_UINT32)INT_MAX) { opj_event_msg(manager, EVT_ERROR, "Integer overflow\n"); return OPJ_FALSE; } l_br_prc_x_end = (OPJ_INT32)tmp; } { OPJ_UINT32 tmp = ((OPJ_UINT32)opj_int_ceildivpow2(l_res->y1, (OPJ_INT32)l_pdy)) << l_pdy; if (tmp > (OPJ_UINT32)INT_MAX) { opj_event_msg(manager, EVT_ERROR, "Integer overflow\n"); return OPJ_FALSE; } l_br_prc_y_end = (OPJ_INT32)tmp; } /*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) ? 0U : (OPJ_UINT32)(( l_br_prc_x_end - l_tl_prc_x_start) >> l_pdx); l_res->ph = (l_res->y0 == l_res->y1) ? 0U : (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 != 0U) && ((((OPJ_UINT32) - 1) / l_res->pw) < l_res->ph)) { opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n"); 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) { opj_event_msg(manager, EVT_ERROR, "Size of tile data exceeds system limits\n"); 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, ++l_band, ++l_step_size) { /*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)); } if (isEncoder) { /* Skip empty bands */ if (opj_tcd_is_band_empty(l_band)) { /* Do not zero l_band->precints to avoid leaks */ /* but make sure we don't use it later, since */ /* it will point to precincts of previous bands... */ continue; } } { /* Table E-1 - Sub-band gains */ /* BUG_WEIRD_TWO_INVK (look for this identifier in dwt.c): */ /* the test (!isEncoder && l_tccp->qmfbid == 0) is strongly */ /* linked to the use of two_invK instead of invK */ const OPJ_INT32 log2_gain = (!isEncoder && l_tccp->qmfbid == 0) ? 0 : (l_band->bandno == 0) ? 0 : (l_band->bandno == 3) ? 2 : 1; /* Nominal dynamic range. Equation E-4 */ const OPJ_INT32 Rb = (OPJ_INT32)l_image_comp->prec + log2_gain; /* Delta_b value of Equation E-3 in "E.1 Inverse quantization * procedure" of the standard */ l_band->stepsize = (OPJ_FLOAT32)(((1.0 + l_step_size->mant / 2048.0) * pow(2.0, (OPJ_INT32)(Rb - l_step_size->expn)))); } /* Mb value of Equation E-2 in "E.1 Inverse quantization * procedure" of the standard */ l_band->numbps = l_step_size->expn + (OPJ_INT32)l_tccp->numgbits - 1; if (!l_band->precincts && (l_nb_precincts > 0U)) { l_band->precincts = (opj_tcd_precinct_t *) opj_malloc(/*3 * */ l_nb_precinct_size); if (! l_band->precincts) { opj_event_msg(manager, EVT_ERROR, "Not enough memory to handle band precints\n"); 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); 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) { opj_event_msg(manager, EVT_ERROR, "Size of code block data exceeds system limits\n"); return OPJ_FALSE; } l_nb_code_blocks_size = l_nb_code_blocks * (OPJ_UINT32)sizeof_block; if (!l_current_precinct->cblks.blocks && (l_nb_code_blocks > 0U)) { 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->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); } 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 */ } /* bandno */ ++l_res; } /* 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, 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, 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; /* +1 is needed for https://github.com/uclouvain/openjpeg/issues/835 */ /* and actually +2 required for https://github.com/uclouvain/openjpeg/issues/982 */ /* and +7 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 3) */ /* and +26 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 7) */ /* and +28 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 44) */ /* and +33 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 4) */ /* and +63 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 4 -IMF 2K) */ /* and +74 for https://github.com/uclouvain/openjpeg/issues/1283 (-M 4 -n 8 -s 7,7 -I) */ /* TODO: is there a theoretical upper-bound for the compressed code */ /* block size ? */ l_data_size = 74 + (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) { /* We refer to data - 1 since below we incremented it */ opj_free(p_code_block->data - 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; /* We reserve the initial byte as a fake byte to a non-FF value */ /* and increment the data pointer, so that opj_mqc_init_enc() */ /* can do bp = data - 1, and opj_mqc_byteout() can safely dereference */ /* it. */ p_code_block->data[0] = 0; p_code_block->data += 1; /*why +1 ?*/ } return OPJ_TRUE; } void opj_tcd_reinit_segment(opj_tcd_seg_t* seg) { memset(seg, 0, sizeof(opj_tcd_seg_t)); } /** * 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->segs) { 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_tcd_seg_t * l_segs = p_code_block->segs; OPJ_UINT32 l_current_max_segs = p_code_block->m_current_max_segs; opj_tcd_seg_data_chunk_t* l_chunks = p_code_block->chunks; OPJ_UINT32 l_numchunksalloc = p_code_block->numchunksalloc; OPJ_UINT32 i; opj_aligned_free(p_code_block->decoded_data); p_code_block->decoded_data = 00; memset(p_code_block, 0, sizeof(opj_tcd_cblk_dec_t)); p_code_block->segs = l_segs; p_code_block->m_current_max_segs = l_current_max_segs; for (i = 0; i < l_current_max_segs; ++i) { opj_tcd_reinit_segment(&l_segs[i]); } p_code_block->chunks = l_chunks; p_code_block->numchunksalloc = l_numchunksalloc; } return OPJ_TRUE; } OPJ_UINT32 opj_tcd_get_decoded_tile_size(opj_tcd_t *p_tcd, OPJ_BOOL take_into_account_partial_decoding) { 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) { OPJ_UINT32 w, h; 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; if (take_into_account_partial_decoding && !p_tcd->whole_tile_decoding) { w = l_res->win_x1 - l_res->win_x0; h = l_res->win_y1 - l_res->win_y0; } else { w = (OPJ_UINT32)(l_res->x1 - l_res->x0); h = (OPJ_UINT32)(l_res->y1 - l_res->y0); } if (h > 0 && UINT_MAX / w < h) { return UINT_MAX; } l_temp = w * h; if (l_size_comp && UINT_MAX / l_size_comp < l_temp) { return UINT_MAX; } l_temp *= l_size_comp; if (l_temp > UINT_MAX - l_data_size) { return UINT_MAX; } 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, opj_tcd_marker_info_t* p_marker_info, opj_event_mgr_t *p_manager) { 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(( OPJ_SIZE_T)p_cstr_info->numcomps * (OPJ_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, p_manager)) { 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, p_marker_info, p_manager)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_T2); */ /*---------------CLEAN-------------------*/ return OPJ_TRUE; } OPJ_BOOL opj_tcd_decode_tile(opj_tcd_t *p_tcd, OPJ_UINT32 win_x0, OPJ_UINT32 win_y0, OPJ_UINT32 win_x1, OPJ_UINT32 win_y1, OPJ_UINT32 numcomps_to_decode, const OPJ_UINT32 *comps_indices, 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; OPJ_UINT32 compno; p_tcd->tcd_tileno = p_tile_no; p_tcd->tcp = &(p_tcd->cp->tcps[p_tile_no]); p_tcd->win_x0 = win_x0; p_tcd->win_y0 = win_y0; p_tcd->win_x1 = win_x1; p_tcd->win_y1 = win_y1; p_tcd->whole_tile_decoding = OPJ_TRUE; opj_free(p_tcd->used_component); p_tcd->used_component = NULL; if (numcomps_to_decode) { OPJ_BOOL* used_component = (OPJ_BOOL*) opj_calloc(sizeof(OPJ_BOOL), p_tcd->image->numcomps); if (used_component == NULL) { return OPJ_FALSE; } for (compno = 0; compno < numcomps_to_decode; compno++) { used_component[ comps_indices[compno] ] = OPJ_TRUE; } p_tcd->used_component = used_component; } for (compno = 0; compno < p_tcd->image->numcomps; compno++) { if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) { continue; } if (!opj_tcd_is_whole_tilecomp_decoding(p_tcd, compno)) { p_tcd->whole_tile_decoding = OPJ_FALSE; break; } } if (p_tcd->whole_tile_decoding) { for (compno = 0; compno < p_tcd->image->numcomps; compno++) { opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]); opj_tcd_resolution_t *l_res = & (tilec->resolutions[tilec->minimum_num_resolutions - 1]); OPJ_SIZE_T l_data_size; /* compute l_data_size with overflow check */ OPJ_SIZE_T res_w = (OPJ_SIZE_T)(l_res->x1 - l_res->x0); OPJ_SIZE_T res_h = (OPJ_SIZE_T)(l_res->y1 - l_res->y0); if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) { continue; } /* issue 733, l_data_size == 0U, probably something wrong should be checked before getting here */ if (res_h > 0 && res_w > SIZE_MAX / res_h) { opj_event_msg(p_manager, EVT_ERROR, "Size of tile data exceeds system limits\n"); return OPJ_FALSE; } l_data_size = res_w * res_h; if (SIZE_MAX / sizeof(OPJ_UINT32) < l_data_size) { opj_event_msg(p_manager, EVT_ERROR, "Size of tile data exceeds system limits\n"); return OPJ_FALSE; } l_data_size *= sizeof(OPJ_UINT32); tilec->data_size_needed = l_data_size; if (!opj_alloc_tile_component_data(tilec)) { opj_event_msg(p_manager, EVT_ERROR, "Size of tile data exceeds system limits\n"); return OPJ_FALSE; } } } else { /* Compute restricted tile-component and tile-resolution coordinates */ /* of the window of interest, but defer the memory allocation until */ /* we know the resno_decoded */ for (compno = 0; compno < p_tcd->image->numcomps; compno++) { OPJ_UINT32 resno; opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]); opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]); if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) { continue; } /* Compute the intersection of the area of interest, expressed in tile coordinates */ /* with the tile coordinates */ tilec->win_x0 = opj_uint_max( (OPJ_UINT32)tilec->x0, opj_uint_ceildiv(p_tcd->win_x0, image_comp->dx)); tilec->win_y0 = opj_uint_max( (OPJ_UINT32)tilec->y0, opj_uint_ceildiv(p_tcd->win_y0, image_comp->dy)); tilec->win_x1 = opj_uint_min( (OPJ_UINT32)tilec->x1, opj_uint_ceildiv(p_tcd->win_x1, image_comp->dx)); tilec->win_y1 = opj_uint_min( (OPJ_UINT32)tilec->y1, opj_uint_ceildiv(p_tcd->win_y1, image_comp->dy)); if (tilec->win_x1 < tilec->win_x0 || tilec->win_y1 < tilec->win_y0) { /* We should not normally go there. The circumstance is when */ /* the tile coordinates do not intersect the area of interest */ /* Upper level logic should not even try to decode that tile */ opj_event_msg(p_manager, EVT_ERROR, "Invalid tilec->win_xxx values\n"); return OPJ_FALSE; } for (resno = 0; resno < tilec->numresolutions; ++resno) { opj_tcd_resolution_t *res = tilec->resolutions + resno; res->win_x0 = opj_uint_ceildivpow2(tilec->win_x0, tilec->numresolutions - 1 - resno); res->win_y0 = opj_uint_ceildivpow2(tilec->win_y0, tilec->numresolutions - 1 - resno); res->win_x1 = opj_uint_ceildivpow2(tilec->win_x1, tilec->numresolutions - 1 - resno); res->win_y1 = opj_uint_ceildivpow2(tilec->win_y1, tilec->numresolutions - 1 - resno); } } } #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, p_manager)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_T1); */ /* For subtile decoding, now we know the resno_decoded, we can allocate */ /* the tile data buffer */ if (!p_tcd->whole_tile_decoding) { for (compno = 0; compno < p_tcd->image->numcomps; compno++) { opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]); opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]); opj_tcd_resolution_t *res = tilec->resolutions + image_comp->resno_decoded; OPJ_SIZE_T w = res->win_x1 - res->win_x0; OPJ_SIZE_T h = res->win_y1 - res->win_y0; OPJ_SIZE_T l_data_size; opj_image_data_free(tilec->data_win); tilec->data_win = NULL; if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) { continue; } if (w > 0 && h > 0) { if (w > SIZE_MAX / h) { opj_event_msg(p_manager, EVT_ERROR, "Size of tile data exceeds system limits\n"); return OPJ_FALSE; } l_data_size = w * h; if (l_data_size > SIZE_MAX / sizeof(OPJ_INT32)) { opj_event_msg(p_manager, EVT_ERROR, "Size of tile data exceeds system limits\n"); return OPJ_FALSE; } l_data_size *= sizeof(OPJ_INT32); tilec->data_win = (OPJ_INT32*) opj_image_data_alloc(l_data_size); if (tilec->data_win == NULL) { opj_event_msg(p_manager, EVT_ERROR, "Size of tile data exceeds system limits\n"); return OPJ_FALSE; } } } } /*----------------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, OPJ_TRUE); if (l_data_size == UINT_MAX || 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) { const OPJ_INT32* l_src_data; 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; if (p_tcd->whole_tile_decoding) { 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->resolutions[l_tilec->minimum_num_resolutions - 1].x1 - l_tilec->resolutions[l_tilec->minimum_num_resolutions - 1].x0) - l_width; l_src_data = l_tilec->data; } else { l_width = l_res->win_x1 - l_res->win_x0; l_height = l_res->win_y1 - l_res->win_y0; l_stride = 0; l_src_data = l_tilec->data_win; } 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_src_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_src_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) { OPJ_INT16 val = (OPJ_INT16)(*(l_src_ptr++)); memcpy(l_dest_ptr, &val, sizeof(val)); l_dest_ptr ++; } l_src_ptr += l_stride; } } else { for (j = 0; j < l_height; ++j) { for (k = 0; k < l_width; ++k) { OPJ_INT16 val = (OPJ_INT16)((*(l_src_ptr++)) & 0xffff); memcpy(l_dest_ptr, &val, sizeof(val)); l_dest_ptr ++; } l_src_ptr += l_stride; } } p_dest = (OPJ_BYTE*) l_dest_ptr; } break; case 4: { OPJ_INT32 * l_dest_ptr = (OPJ_INT32 *) p_dest; const OPJ_INT32 * l_src_ptr = l_src_data; for (j = 0; j < l_height; ++j) { memcpy(l_dest_ptr, l_src_ptr, l_width * sizeof(OPJ_INT32)); l_dest_ptr += l_width; l_src_ptr += l_width + 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 / (OPJ_UINT32)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 / (OPJ_UINT32)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_image_data_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; } opj_image_data_free(l_tile_comp->data_win); ++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( p_tcd, 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_event_mgr_t *p_manager) { 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; volatile OPJ_BOOL ret = OPJ_TRUE; OPJ_BOOL check_pterm = OPJ_FALSE; opj_mutex_t* p_manager_mutex = NULL; p_manager_mutex = opj_mutex_create(); /* Only enable PTERM check if we decode all layers */ if (p_tcd->tcp->num_layers_to_decode == p_tcd->tcp->numlayers && (l_tccp->cblksty & J2K_CCP_CBLKSTY_PTERM) != 0) { check_pterm = OPJ_TRUE; } for (compno = 0; compno < l_tile->numcomps; ++compno, ++l_tile_comp, ++l_tccp) { if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) { continue; } opj_t1_decode_cblks(p_tcd, &ret, l_tile_comp, l_tccp, p_manager, p_manager_mutex, check_pterm); if (!ret) { break; } } opj_thread_pool_wait_completion(p_tcd->thread_pool, 0); if (p_manager_mutex) { opj_mutex_destroy(p_manager_mutex); } return ret; } 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++, ++l_tile_comp, ++l_img_comp, ++l_tccp) { if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) { continue; } if (l_tccp->qmfbid == 1) { if (! opj_dwt_decode(p_tcd, l_tile_comp, l_img_comp->resno_decoded + 1)) { return OPJ_FALSE; } } else { if (! opj_dwt_decode_real(p_tcd, l_tile_comp, l_img_comp->resno_decoded + 1)) { return OPJ_FALSE; } } } 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_SIZE_T l_samples; OPJ_UINT32 i; if (l_tcp->mct == 0 || p_tcd->used_component != NULL) { return OPJ_TRUE; } if (p_tcd->whole_tile_decoding) { opj_tcd_resolution_t* res_comp0 = l_tile->comps[0].resolutions + l_tile_comp->minimum_num_resolutions - 1; /* A bit inefficient: we process more data than needed if */ /* resno_decoded < l_tile_comp->minimum_num_resolutions-1, */ /* but we would need to take into account a stride then */ l_samples = (OPJ_SIZE_T)(res_comp0->x1 - res_comp0->x0) * (OPJ_SIZE_T)(res_comp0->y1 - res_comp0->y0); if (l_tile->numcomps >= 3) { if (l_tile_comp->minimum_num_resolutions != l_tile->comps[1].minimum_num_resolutions || l_tile_comp->minimum_num_resolutions != l_tile->comps[2].minimum_num_resolutions) { opj_event_msg(p_manager, EVT_ERROR, "Tiles don't all have the same dimension. Skip the MCT step.\n"); return OPJ_FALSE; } } if (l_tile->numcomps >= 3) { opj_tcd_resolution_t* res_comp1 = l_tile->comps[1].resolutions + l_tile_comp->minimum_num_resolutions - 1; opj_tcd_resolution_t* res_comp2 = l_tile->comps[2].resolutions + l_tile_comp->minimum_num_resolutions - 1; /* testcase 1336.pdf.asan.47.376 */ if (p_tcd->image->comps[0].resno_decoded != p_tcd->image->comps[1].resno_decoded || p_tcd->image->comps[0].resno_decoded != p_tcd->image->comps[2].resno_decoded || (OPJ_SIZE_T)(res_comp1->x1 - res_comp1->x0) * (OPJ_SIZE_T)(res_comp1->y1 - res_comp1->y0) != l_samples || (OPJ_SIZE_T)(res_comp2->x1 - res_comp2->x0) * (OPJ_SIZE_T)(res_comp2->y1 - res_comp2->y0) != 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 { opj_tcd_resolution_t* res_comp0 = l_tile->comps[0].resolutions + p_tcd->image->comps[0].resno_decoded; l_samples = (OPJ_SIZE_T)(res_comp0->win_x1 - res_comp0->win_x0) * (OPJ_SIZE_T)(res_comp0->win_y1 - res_comp0->win_y0); if (l_tile->numcomps >= 3) { opj_tcd_resolution_t* res_comp1 = l_tile->comps[1].resolutions + p_tcd->image->comps[1].resno_decoded; opj_tcd_resolution_t* res_comp2 = l_tile->comps[2].resolutions + p_tcd->image->comps[2].resno_decoded; /* testcase 1336.pdf.asan.47.376 */ if (p_tcd->image->comps[0].resno_decoded != p_tcd->image->comps[1].resno_decoded || p_tcd->image->comps[0].resno_decoded != p_tcd->image->comps[2].resno_decoded || (OPJ_SIZE_T)(res_comp1->win_x1 - res_comp1->win_x0) * (OPJ_SIZE_T)(res_comp1->win_y1 - res_comp1->win_y0) != l_samples || (OPJ_SIZE_T)(res_comp2->win_x1 - res_comp2->win_x0) * (OPJ_SIZE_T)(res_comp2->win_y1 - res_comp2->win_y0) != 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; } } } if (l_tile->numcomps >= 3) { 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) { if (p_tcd->whole_tile_decoding) { l_data[i] = (OPJ_BYTE*) l_tile_comp->data; } else { l_data[i] = (OPJ_BYTE*) l_tile_comp->data_win; } ++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) { if (p_tcd->whole_tile_decoding) { opj_mct_decode(l_tile->comps[0].data, l_tile->comps[1].data, l_tile->comps[2].data, l_samples); } else { opj_mct_decode(l_tile->comps[0].data_win, l_tile->comps[1].data_win, l_tile->comps[2].data_win, l_samples); } } else { if (p_tcd->whole_tile_decoding) { 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_mct_decode_real((OPJ_FLOAT32*)l_tile->comps[0].data_win, (OPJ_FLOAT32*)l_tile->comps[1].data_win, (OPJ_FLOAT32*)l_tile->comps[2].data_win, 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_img_comp, ++l_tccp, ++l_tile_comp) { if (p_tcd->used_component != NULL && !p_tcd->used_component[compno]) { continue; } l_res = l_tile_comp->resolutions + l_img_comp->resno_decoded; if (!p_tcd->whole_tile_decoding) { l_width = l_res->win_x1 - l_res->win_x0; l_height = l_res->win_y1 - l_res->win_y0; l_stride = 0; l_current_ptr = l_tile_comp->data_win; } else { 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->resolutions[l_tile_comp->minimum_num_resolutions - 1].x1 - l_tile_comp->resolutions[l_tile_comp->minimum_num_resolutions - 1].x0) - l_width; l_current_ptr = l_tile_comp->data; 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 = (OPJ_INT32)((1U << l_img_comp->prec) - 1); } if (l_tccp->qmfbid == 1) { for (j = 0; j < l_height; ++j) { for (i = 0; i < l_width; ++i) { /* TODO: do addition on int64 ? */ *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); if (l_value > (OPJ_FLOAT32)INT_MAX) { *l_current_ptr = l_max; } else if (l_value < INT_MIN) { *l_current_ptr = l_min; } else { /* Do addition on int64 to avoid overflows */ OPJ_INT64 l_value_int = (OPJ_INT64)opj_lrintf(l_value); *l_current_ptr = (OPJ_INT32)opj_int64_clamp( l_value_int + l_tccp->m_dc_level_shift, l_min, l_max); } ++l_current_ptr; } l_current_ptr += l_stride; } } } 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 / (OPJ_UINT32)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->segs) { opj_free(l_code_block->segs); l_code_block->segs = 00; } if (l_code_block->chunks) { opj_free(l_code_block->chunks); l_code_block->chunks = 00; } opj_aligned_free(l_code_block->decoded_data); l_code_block->decoded_data = NULL; ++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 / (OPJ_UINT32)sizeof( opj_tcd_cblk_enc_t); for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) { if (l_code_block->data) { /* We refer to data - 1 since below we incremented it */ /* in opj_tcd_code_block_enc_allocate_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_SIZE_T opj_tcd_get_encoder_input_buffer_size(opj_tcd_t *p_tcd) { OPJ_UINT32 i; OPJ_SIZE_T 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_SIZE_T)(l_tilec->x1 - l_tilec->x0) * (OPJ_SIZE_T)(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_SIZE_T 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_SIZE_T)(l_tile_comp->x1 - l_tile_comp->x0) * (OPJ_SIZE_T)(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) { *((OPJ_FLOAT32 *) l_current_ptr) = (OPJ_FLOAT32)(*l_current_ptr - l_tccp->m_dc_level_shift); ++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_SIZE_T samples = (OPJ_SIZE_T)(l_tile_comp->x1 - l_tile_comp->x0) * (OPJ_SIZE_T)(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( (OPJ_FLOAT32*)l_tile->comps[0].data, (OPJ_FLOAT32*)l_tile->comps[1].data, (OPJ_FLOAT32*)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(p_tcd, l_tile_comp)) { return OPJ_FALSE; } } else if (l_tccp->qmfbid == 0) { if (! opj_dwt_encode_real(p_tcd, 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) { const OPJ_FLOAT64 * l_mct_norms; OPJ_UINT32 l_mct_numcomps = 0U; opj_tcp_t * l_tcp = p_tcd->tcp; 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); } return opj_t1_encode_cblks(p_tcd, p_tcd->tcd_image->tiles, l_tcp, l_mct_norms, l_mct_numcomps); 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_tcd_marker_info_t* p_marker_info, 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_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_marker_info, p_tcd->tp_num, p_tcd->tp_pos, p_tcd->cur_pino, FINAL_PASS, p_manager)) { 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_event_mgr_t *p_manager) { 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, p_manager)) { 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_SIZE_T p_src_length) { OPJ_UINT32 i; OPJ_SIZE_T j; OPJ_SIZE_T 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_SIZE_T l_nb_elem; l_data_size = opj_tcd_get_encoder_input_buffer_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_SIZE_T)(l_tilec->x1 - l_tilec->x0) * (OPJ_SIZE_T)(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; } OPJ_BOOL opj_tcd_is_band_empty(opj_tcd_band_t* band) { return (band->x1 - band->x0 == 0) || (band->y1 - band->y0 == 0); } OPJ_BOOL opj_tcd_is_subband_area_of_interest(opj_tcd_t *tcd, OPJ_UINT32 compno, OPJ_UINT32 resno, OPJ_UINT32 bandno, OPJ_UINT32 band_x0, OPJ_UINT32 band_y0, OPJ_UINT32 band_x1, OPJ_UINT32 band_y1) { /* Note: those values for filter_margin are in part the result of */ /* experimentation. The value 2 for QMFBID=1 (5x3 filter) can be linked */ /* to the maximum left/right extension given in tables F.2 and F.3 of the */ /* standard. The value 3 for QMFBID=0 (9x7 filter) is more suspicious, */ /* since F.2 and F.3 would lead to 4 instead, so the current 3 might be */ /* needed to be bumped to 4, in case inconsistencies are found while */ /* decoding parts of irreversible coded images. */ /* See opj_dwt_decode_partial_53 and opj_dwt_decode_partial_97 as well */ OPJ_UINT32 filter_margin = (tcd->tcp->tccps[compno].qmfbid == 1) ? 2 : 3; opj_tcd_tilecomp_t *tilec = &(tcd->tcd_image->tiles->comps[compno]); opj_image_comp_t* image_comp = &(tcd->image->comps[compno]); /* Compute the intersection of the area of interest, expressed in tile coordinates */ /* with the tile coordinates */ OPJ_UINT32 tcx0 = opj_uint_max( (OPJ_UINT32)tilec->x0, opj_uint_ceildiv(tcd->win_x0, image_comp->dx)); OPJ_UINT32 tcy0 = opj_uint_max( (OPJ_UINT32)tilec->y0, opj_uint_ceildiv(tcd->win_y0, image_comp->dy)); OPJ_UINT32 tcx1 = opj_uint_min( (OPJ_UINT32)tilec->x1, opj_uint_ceildiv(tcd->win_x1, image_comp->dx)); OPJ_UINT32 tcy1 = opj_uint_min( (OPJ_UINT32)tilec->y1, opj_uint_ceildiv(tcd->win_y1, image_comp->dy)); /* Compute number of decomposition for this band. See table F-1 */ OPJ_UINT32 nb = (resno == 0) ? tilec->numresolutions - 1 : tilec->numresolutions - resno; /* Map above tile-based coordinates to sub-band-based coordinates per */ /* equation B-15 of the standard */ OPJ_UINT32 x0b = bandno & 1; OPJ_UINT32 y0b = bandno >> 1; OPJ_UINT32 tbx0 = (nb == 0) ? tcx0 : (tcx0 <= (1U << (nb - 1)) * x0b) ? 0 : opj_uint_ceildivpow2(tcx0 - (1U << (nb - 1)) * x0b, nb); OPJ_UINT32 tby0 = (nb == 0) ? tcy0 : (tcy0 <= (1U << (nb - 1)) * y0b) ? 0 : opj_uint_ceildivpow2(tcy0 - (1U << (nb - 1)) * y0b, nb); OPJ_UINT32 tbx1 = (nb == 0) ? tcx1 : (tcx1 <= (1U << (nb - 1)) * x0b) ? 0 : opj_uint_ceildivpow2(tcx1 - (1U << (nb - 1)) * x0b, nb); OPJ_UINT32 tby1 = (nb == 0) ? tcy1 : (tcy1 <= (1U << (nb - 1)) * y0b) ? 0 : opj_uint_ceildivpow2(tcy1 - (1U << (nb - 1)) * y0b, nb); OPJ_BOOL intersects; if (tbx0 < filter_margin) { tbx0 = 0; } else { tbx0 -= filter_margin; } if (tby0 < filter_margin) { tby0 = 0; } else { tby0 -= filter_margin; } tbx1 = opj_uint_adds(tbx1, filter_margin); tby1 = opj_uint_adds(tby1, filter_margin); intersects = band_x0 < tbx1 && band_y0 < tby1 && band_x1 > tbx0 && band_y1 > tby0; #ifdef DEBUG_VERBOSE printf("compno=%u resno=%u nb=%u bandno=%u x0b=%u y0b=%u band=%u,%u,%u,%u tb=%u,%u,%u,%u -> %u\n", compno, resno, nb, bandno, x0b, y0b, band_x0, band_y0, band_x1, band_y1, tbx0, tby0, tbx1, tby1, intersects); #endif return intersects; } /** Returns whether a tile componenent is fully decoded, taking into account * p_tcd->win_* members. * * @param p_tcd TCD handle. * @param compno Component number * @return OPJ_TRUE whether the tile componenent is fully decoded */ static OPJ_BOOL opj_tcd_is_whole_tilecomp_decoding(opj_tcd_t *p_tcd, OPJ_UINT32 compno) { opj_tcd_tilecomp_t* tilec = &(p_tcd->tcd_image->tiles->comps[compno]); opj_image_comp_t* image_comp = &(p_tcd->image->comps[compno]); /* Compute the intersection of the area of interest, expressed in tile coordinates */ /* with the tile coordinates */ OPJ_UINT32 tcx0 = opj_uint_max( (OPJ_UINT32)tilec->x0, opj_uint_ceildiv(p_tcd->win_x0, image_comp->dx)); OPJ_UINT32 tcy0 = opj_uint_max( (OPJ_UINT32)tilec->y0, opj_uint_ceildiv(p_tcd->win_y0, image_comp->dy)); OPJ_UINT32 tcx1 = opj_uint_min( (OPJ_UINT32)tilec->x1, opj_uint_ceildiv(p_tcd->win_x1, image_comp->dx)); OPJ_UINT32 tcy1 = opj_uint_min( (OPJ_UINT32)tilec->y1, opj_uint_ceildiv(p_tcd->win_y1, image_comp->dy)); OPJ_UINT32 shift = tilec->numresolutions - tilec->minimum_num_resolutions; /* Tolerate small margin within the reduced resolution factor to consider if */ /* the whole tile path must be taken */ return (tcx0 >= (OPJ_UINT32)tilec->x0 && tcy0 >= (OPJ_UINT32)tilec->y0 && tcx1 <= (OPJ_UINT32)tilec->x1 && tcy1 <= (OPJ_UINT32)tilec->y1 && (shift >= 32 || (((tcx0 - (OPJ_UINT32)tilec->x0) >> shift) == 0 && ((tcy0 - (OPJ_UINT32)tilec->y0) >> shift) == 0 && (((OPJ_UINT32)tilec->x1 - tcx1) >> shift) == 0 && (((OPJ_UINT32)tilec->y1 - tcy1) >> shift) == 0))); } /* ----------------------------------------------------------------------- */ opj_tcd_marker_info_t* opj_tcd_marker_info_create(OPJ_BOOL need_PLT) { opj_tcd_marker_info_t *l_tcd_marker_info = (opj_tcd_marker_info_t*) opj_calloc(1, sizeof(opj_tcd_marker_info_t)); if (!l_tcd_marker_info) { return NULL; } l_tcd_marker_info->need_PLT = need_PLT; return l_tcd_marker_info; } /* ----------------------------------------------------------------------- */ void opj_tcd_marker_info_destroy(opj_tcd_marker_info_t *p_tcd_marker_info) { if (p_tcd_marker_info) { opj_free(p_tcd_marker_info->p_packet_size); opj_free(p_tcd_marker_info); } } /* ----------------------------------------------------------------------- */