/* * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium * Copyright (c) 2002-2007, Professor Benoit Macq * Copyright (c) 2001-2003, David Janssens * Copyright (c) 2002-2003, Yannick Verschueren * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe * Copyright (c) 2005, Herve Drolon, FreeImage Team * Copyright (c) 2006-2007, Parvatha Elangovan * 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" /* ----------------------------------------------------------------------- */ static opj_bool tcd_dc_level_shift_encode ( opj_tcd_v2_t *p_tcd ); static opj_bool tcd_mct_encode ( opj_tcd_v2_t *p_tcd ); static opj_bool tcd_dwt_encode ( opj_tcd_v2_t *p_tcd ); static opj_bool tcd_t1_encode ( opj_tcd_v2_t *p_tcd ); static opj_bool tcd_t2_encode ( opj_tcd_v2_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 tcd_rate_allocate_encode( opj_tcd_v2_t *p_tcd, OPJ_BYTE * p_dest_data, OPJ_UINT32 p_max_dest_size, opj_codestream_info_t *p_cstr_info ); /* ----------------------------------------------------------------------- */ 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"); } /** * Allocates memory for a decoding code block. */ static opj_bool tcd_code_block_dec_allocate (opj_tcd_cblk_dec_v2_t * p_code_block); /** * Allocates memory for an encoding code block. */ static opj_bool tcd_code_block_enc_allocate (opj_tcd_cblk_enc_v2_t * p_code_block); /** Free the memory allocated for encoding @param tcd TCD handle */ static void tcd_free_tile(opj_tcd_v2_t *tcd); opj_bool tcd_t2_decode ( opj_tcd_v2_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_bool tcd_t1_decode ( opj_tcd_v2_t *p_tcd ); opj_bool tcd_dwt_decode ( opj_tcd_v2_t *p_tcd ); opj_bool tcd_mct_decode ( opj_tcd_v2_t *p_tcd ); opj_bool tcd_dc_level_shift_decode ( opj_tcd_v2_t *p_tcd ); void tcd_code_block_dec_deallocate (opj_tcd_precinct_v2_t * p_precinct); /* ----------------------------------------------------------------------- */ /** Create a new TCD handle */ opj_tcd_t* tcd_create(opj_common_ptr cinfo) { /* create the tcd structure */ opj_tcd_t *tcd = (opj_tcd_t*)opj_malloc(sizeof(opj_tcd_t)); if(!tcd) return NULL; tcd->cinfo = cinfo; tcd->tcd_image = (opj_tcd_image_t*)opj_malloc(sizeof(opj_tcd_image_t)); if(!tcd->tcd_image) { opj_free(tcd); return NULL; } return tcd; } /** Create a new TCD handle */ opj_tcd_v2_t* tcd_create_v2(opj_bool p_is_decoder) { opj_tcd_v2_t *l_tcd = 00; /* create the tcd structure */ l_tcd = (opj_tcd_v2_t*) opj_malloc(sizeof(opj_tcd_v2_t)); if (!l_tcd) { return 00; } memset(l_tcd,0,sizeof(opj_tcd_v2_t)); l_tcd->m_is_decoder = p_is_decoder ? 1 : 0; l_tcd->tcd_image = (opj_tcd_image_v2_t*)opj_malloc(sizeof(opj_tcd_image_v2_t)); if (!l_tcd->tcd_image) { opj_free(l_tcd); return 00; } memset(l_tcd->tcd_image,0,sizeof(opj_tcd_image_v2_t)); return l_tcd; } /** Destroy a previously created TCD handle */ void tcd_destroy(opj_tcd_t *tcd) { if(tcd) { opj_free(tcd->tcd_image); opj_free(tcd); } } /* ----------------------------------------------------------------------- */ void tcd_malloc_encode(opj_tcd_t *tcd, opj_image_t * image, opj_cp_t * cp, int curtileno) { int tileno, compno, resno, bandno, precno, cblkno; tcd->image = image; tcd->cp = cp; tcd->tcd_image->tw = cp->tw; tcd->tcd_image->th = cp->th; tcd->tcd_image->tiles = (opj_tcd_tile_t *) opj_malloc(sizeof(opj_tcd_tile_t)); for (tileno = 0; tileno < 1; tileno++) { opj_tcp_t *tcp = &cp->tcps[curtileno]; int j; /* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ int p = curtileno % cp->tw; /* si numerotation matricielle .. */ int q = curtileno / cp->tw; /* .. coordonnees de la tile (q,p) q pour ligne et p pour colonne */ /* opj_tcd_tile_t *tile=&tcd->tcd_image->tiles[tileno]; */ opj_tcd_tile_t *tile = tcd->tcd_image->tiles; /* 4 borders of the tile rescale on the image if necessary */ tile->x0 = int_max(cp->tx0 + p * cp->tdx, image->x0); tile->y0 = int_max(cp->ty0 + q * cp->tdy, image->y0); tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, image->x1); tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, image->y1); tile->numcomps = image->numcomps; /* tile->PPT=image->PPT; */ /* Modification of the RATE >> */ for (j = 0; j < tcp->numlayers; j++) { tcp->rates[j] = tcp->rates[j] ? cp->tp_on ? (((float) (tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * image->comps[0].prec)) /(tcp->rates[j] * 8 * image->comps[0].dx * image->comps[0].dy)) - (((tcd->cur_totnum_tp - 1) * 14 )/ tcp->numlayers) : ((float) (tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * image->comps[0].prec))/ (tcp->rates[j] * 8 * image->comps[0].dx * image->comps[0].dy) : 0; if (tcp->rates[j]) { if (j && tcp->rates[j] < tcp->rates[j - 1] + 10) { tcp->rates[j] = tcp->rates[j - 1] + 20; } else { if (!j && tcp->rates[j] < 30) tcp->rates[j] = 30; } if(j == (tcp->numlayers-1)){ tcp->rates[j] = tcp->rates[j]- 2; } } } /* << Modification of the RATE */ tile->comps = (opj_tcd_tilecomp_t *) opj_malloc(image->numcomps * sizeof(opj_tcd_tilecomp_t)); for (compno = 0; compno < tile->numcomps; compno++) { opj_tccp_t *tccp = &tcp->tccps[compno]; opj_tcd_tilecomp_t *tilec = &tile->comps[compno]; /* border of each tile component (global) */ tilec->x0 = int_ceildiv(tile->x0, image->comps[compno].dx); tilec->y0 = int_ceildiv(tile->y0, image->comps[compno].dy); tilec->x1 = int_ceildiv(tile->x1, image->comps[compno].dx); tilec->y1 = int_ceildiv(tile->y1, image->comps[compno].dy); tilec->data = (int *) opj_aligned_malloc((tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0) * sizeof(int)); tilec->numresolutions = tccp->numresolutions; tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(tilec->numresolutions * sizeof(opj_tcd_resolution_t)); for (resno = 0; resno < tilec->numresolutions; resno++) { int pdx, pdy; int levelno = tilec->numresolutions - 1 - resno; int tlprcxstart, tlprcystart, brprcxend, brprcyend; int tlcbgxstart, tlcbgystart, brcbgxend, brcbgyend; int cbgwidthexpn, cbgheightexpn; int cblkwidthexpn, cblkheightexpn; opj_tcd_resolution_t *res = &tilec->resolutions[resno]; /* border for each resolution level (global) */ res->x0 = int_ceildivpow2(tilec->x0, levelno); res->y0 = int_ceildivpow2(tilec->y0, levelno); res->x1 = int_ceildivpow2(tilec->x1, levelno); res->y1 = int_ceildivpow2(tilec->y1, levelno); res->numbands = resno == 0 ? 1 : 3; /* p. 35, table A-23, ISO/IEC FDIS154444-1 : 2000 (18 august 2000) */ if (tccp->csty & J2K_CCP_CSTY_PRT) { pdx = tccp->prcw[resno]; pdy = tccp->prch[resno]; } else { pdx = 15; pdy = 15; } /* p. 64, B.6, ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ tlprcxstart = int_floordivpow2(res->x0, pdx) << pdx; tlprcystart = int_floordivpow2(res->y0, pdy) << pdy; brprcxend = int_ceildivpow2(res->x1, pdx) << pdx; brprcyend = int_ceildivpow2(res->y1, pdy) << pdy; res->pw = (brprcxend - tlprcxstart) >> pdx; res->ph = (brprcyend - tlprcystart) >> pdy; if (resno == 0) { tlcbgxstart = tlprcxstart; tlcbgystart = tlprcystart; brcbgxend = brprcxend; brcbgyend = brprcyend; cbgwidthexpn = pdx; cbgheightexpn = pdy; } else { tlcbgxstart = int_ceildivpow2(tlprcxstart, 1); tlcbgystart = int_ceildivpow2(tlprcystart, 1); brcbgxend = int_ceildivpow2(brprcxend, 1); brcbgyend = int_ceildivpow2(brprcyend, 1); cbgwidthexpn = pdx - 1; cbgheightexpn = pdy - 1; } cblkwidthexpn = int_min(tccp->cblkw, cbgwidthexpn); cblkheightexpn = int_min(tccp->cblkh, cbgheightexpn); for (bandno = 0; bandno < res->numbands; bandno++) { int x0b, y0b, i; int gain, numbps; opj_stepsize_t *ss = NULL; opj_tcd_band_t *band = &res->bands[bandno]; band->bandno = resno == 0 ? 0 : bandno + 1; x0b = (band->bandno == 1) || (band->bandno == 3) ? 1 : 0; y0b = (band->bandno == 2) || (band->bandno == 3) ? 1 : 0; if (band->bandno == 0) { /* band border (global) */ band->x0 = int_ceildivpow2(tilec->x0, levelno); band->y0 = int_ceildivpow2(tilec->y0, levelno); band->x1 = int_ceildivpow2(tilec->x1, levelno); band->y1 = int_ceildivpow2(tilec->y1, levelno); } else { /* band border (global) */ band->x0 = int_ceildivpow2(tilec->x0 - (1 << levelno) * x0b, levelno + 1); band->y0 = int_ceildivpow2(tilec->y0 - (1 << levelno) * y0b, levelno + 1); band->x1 = int_ceildivpow2(tilec->x1 - (1 << levelno) * x0b, levelno + 1); band->y1 = int_ceildivpow2(tilec->y1 - (1 << levelno) * y0b, levelno + 1); } ss = &tccp->stepsizes[resno == 0 ? 0 : 3 * (resno - 1) + bandno + 1]; gain = tccp->qmfbid == 0 ? dwt_getgain_real(band->bandno) : dwt_getgain(band->bandno); numbps = image->comps[compno].prec + gain; band->stepsize = (float)((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn)); band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */ band->precincts = (opj_tcd_precinct_t *) opj_malloc(3 * res->pw * res->ph * sizeof(opj_tcd_precinct_t)); for (i = 0; i < res->pw * res->ph * 3; i++) { band->precincts[i].imsbtree = NULL; band->precincts[i].incltree = NULL; band->precincts[i].cblks.enc = NULL; } for (precno = 0; precno < res->pw * res->ph; precno++) { int tlcblkxstart, tlcblkystart, brcblkxend, brcblkyend; int cbgxstart = tlcbgxstart + (precno % res->pw) * (1 << cbgwidthexpn); int cbgystart = tlcbgystart + (precno / res->pw) * (1 << cbgheightexpn); int cbgxend = cbgxstart + (1 << cbgwidthexpn); int cbgyend = cbgystart + (1 << cbgheightexpn); opj_tcd_precinct_t *prc = &band->precincts[precno]; /* precinct size (global) */ prc->x0 = int_max(cbgxstart, band->x0); prc->y0 = int_max(cbgystart, band->y0); prc->x1 = int_min(cbgxend, band->x1); prc->y1 = int_min(cbgyend, band->y1); tlcblkxstart = int_floordivpow2(prc->x0, cblkwidthexpn) << cblkwidthexpn; tlcblkystart = int_floordivpow2(prc->y0, cblkheightexpn) << cblkheightexpn; brcblkxend = int_ceildivpow2(prc->x1, cblkwidthexpn) << cblkwidthexpn; brcblkyend = int_ceildivpow2(prc->y1, cblkheightexpn) << cblkheightexpn; prc->cw = (brcblkxend - tlcblkxstart) >> cblkwidthexpn; prc->ch = (brcblkyend - tlcblkystart) >> cblkheightexpn; prc->cblks.enc = (opj_tcd_cblk_enc_t*) opj_calloc((prc->cw * prc->ch), sizeof(opj_tcd_cblk_enc_t)); prc->incltree = tgt_create(prc->cw, prc->ch); prc->imsbtree = tgt_create(prc->cw, prc->ch); for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { int cblkxstart = tlcblkxstart + (cblkno % prc->cw) * (1 << cblkwidthexpn); int cblkystart = tlcblkystart + (cblkno / prc->cw) * (1 << cblkheightexpn); int cblkxend = cblkxstart + (1 << cblkwidthexpn); int cblkyend = cblkystart + (1 << cblkheightexpn); opj_tcd_cblk_enc_t* cblk = &prc->cblks.enc[cblkno]; /* code-block size (global) */ cblk->x0 = int_max(cblkxstart, prc->x0); cblk->y0 = int_max(cblkystart, prc->y0); cblk->x1 = int_min(cblkxend, prc->x1); cblk->y1 = int_min(cblkyend, prc->y1); cblk->data = (unsigned char*) opj_calloc(8192+2, sizeof(unsigned char)); /* FIXME: mqc_init_enc and mqc_byteout underrun the buffer if we don't do this. Why? */ cblk->data += 2; cblk->layers = (opj_tcd_layer_t*) opj_calloc(100, sizeof(opj_tcd_layer_t)); cblk->passes = (opj_tcd_pass_t*) opj_calloc(100, sizeof(opj_tcd_pass_t)); } } } } } } /* tcd_dump(stdout, tcd, &tcd->tcd_image); */ } void tcd_free_encode(opj_tcd_t *tcd) { int tileno, compno, resno, bandno, precno, cblkno; for (tileno = 0; tileno < 1; tileno++) { opj_tcd_tile_t *tile = tcd->tcd_image->tiles; for (compno = 0; compno < tile->numcomps; compno++) { opj_tcd_tilecomp_t *tilec = &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]; if (prc->incltree != NULL) { tgt_destroy(prc->incltree); prc->incltree = NULL; } if (prc->imsbtree != NULL) { tgt_destroy(prc->imsbtree); prc->imsbtree = NULL; } for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { opj_free(prc->cblks.enc[cblkno].data - 2); opj_free(prc->cblks.enc[cblkno].layers); opj_free(prc->cblks.enc[cblkno].passes); } opj_free(prc->cblks.enc); } /* for (precno */ opj_free(band->precincts); band->precincts = NULL; } /* for (bandno */ } /* for (resno */ opj_free(tilec->resolutions); tilec->resolutions = NULL; } /* for (compno */ opj_free(tile->comps); tile->comps = NULL; } /* for (tileno */ opj_free(tcd->tcd_image->tiles); tcd->tcd_image->tiles = NULL; } void tcd_init_encode(opj_tcd_t *tcd, opj_image_t * image, opj_cp_t * cp, int curtileno) { int tileno, compno, resno, bandno, precno, cblkno; for (tileno = 0; tileno < 1; tileno++) { opj_tcp_t *tcp = &cp->tcps[curtileno]; int j; /* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ int p = curtileno % cp->tw; int q = curtileno / cp->tw; opj_tcd_tile_t *tile = tcd->tcd_image->tiles; /* 4 borders of the tile rescale on the image if necessary */ tile->x0 = int_max(cp->tx0 + p * cp->tdx, image->x0); tile->y0 = int_max(cp->ty0 + q * cp->tdy, image->y0); tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, image->x1); tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, image->y1); tile->numcomps = image->numcomps; /* tile->PPT=image->PPT; */ /* Modification of the RATE >> */ for (j = 0; j < tcp->numlayers; j++) { tcp->rates[j] = tcp->rates[j] ? cp->tp_on ? (((float) (tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * image->comps[0].prec)) /(tcp->rates[j] * 8 * image->comps[0].dx * image->comps[0].dy)) - (((tcd->cur_totnum_tp - 1) * 14 )/ tcp->numlayers) : ((float) (tile->numcomps * (tile->x1 - tile->x0) * (tile->y1 - tile->y0) * image->comps[0].prec))/ (tcp->rates[j] * 8 * image->comps[0].dx * image->comps[0].dy) : 0; if (tcp->rates[j]) { if (j && tcp->rates[j] < tcp->rates[j - 1] + 10) { tcp->rates[j] = tcp->rates[j - 1] + 20; } else { if (!j && tcp->rates[j] < 30) tcp->rates[j] = 30; } } } /* << Modification of the RATE */ /* tile->comps=(opj_tcd_tilecomp_t*)opj_realloc(tile->comps,image->numcomps*sizeof(opj_tcd_tilecomp_t)); */ for (compno = 0; compno < tile->numcomps; compno++) { opj_tccp_t *tccp = &tcp->tccps[compno]; opj_tcd_tilecomp_t *tilec = &tile->comps[compno]; /* border of each tile component (global) */ tilec->x0 = int_ceildiv(tile->x0, image->comps[compno].dx); tilec->y0 = int_ceildiv(tile->y0, image->comps[compno].dy); tilec->x1 = int_ceildiv(tile->x1, image->comps[compno].dx); tilec->y1 = int_ceildiv(tile->y1, image->comps[compno].dy); tilec->data = (int *) opj_aligned_malloc((tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0) * sizeof(int)); tilec->numresolutions = tccp->numresolutions; /* tilec->resolutions=(opj_tcd_resolution_t*)opj_realloc(tilec->resolutions,tilec->numresolutions*sizeof(opj_tcd_resolution_t)); */ for (resno = 0; resno < tilec->numresolutions; resno++) { int pdx, pdy; int levelno = tilec->numresolutions - 1 - resno; int tlprcxstart, tlprcystart, brprcxend, brprcyend; int tlcbgxstart, tlcbgystart, brcbgxend, brcbgyend; int cbgwidthexpn, cbgheightexpn; int cblkwidthexpn, cblkheightexpn; opj_tcd_resolution_t *res = &tilec->resolutions[resno]; /* border for each resolution level (global) */ res->x0 = int_ceildivpow2(tilec->x0, levelno); res->y0 = int_ceildivpow2(tilec->y0, levelno); res->x1 = int_ceildivpow2(tilec->x1, levelno); res->y1 = int_ceildivpow2(tilec->y1, levelno); res->numbands = resno == 0 ? 1 : 3; /* p. 35, table A-23, ISO/IEC FDIS154444-1 : 2000 (18 august 2000) */ if (tccp->csty & J2K_CCP_CSTY_PRT) { pdx = tccp->prcw[resno]; pdy = tccp->prch[resno]; } else { pdx = 15; pdy = 15; } /* p. 64, B.6, ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ tlprcxstart = int_floordivpow2(res->x0, pdx) << pdx; tlprcystart = int_floordivpow2(res->y0, pdy) << pdy; brprcxend = int_ceildivpow2(res->x1, pdx) << pdx; brprcyend = int_ceildivpow2(res->y1, pdy) << pdy; res->pw = (brprcxend - tlprcxstart) >> pdx; res->ph = (brprcyend - tlprcystart) >> pdy; if (resno == 0) { tlcbgxstart = tlprcxstart; tlcbgystart = tlprcystart; brcbgxend = brprcxend; brcbgyend = brprcyend; cbgwidthexpn = pdx; cbgheightexpn = pdy; } else { tlcbgxstart = int_ceildivpow2(tlprcxstart, 1); tlcbgystart = int_ceildivpow2(tlprcystart, 1); brcbgxend = int_ceildivpow2(brprcxend, 1); brcbgyend = int_ceildivpow2(brprcyend, 1); cbgwidthexpn = pdx - 1; cbgheightexpn = pdy - 1; } cblkwidthexpn = int_min(tccp->cblkw, cbgwidthexpn); cblkheightexpn = int_min(tccp->cblkh, cbgheightexpn); for (bandno = 0; bandno < res->numbands; bandno++) { int x0b, y0b; int gain, numbps; opj_stepsize_t *ss = NULL; opj_tcd_band_t *band = &res->bands[bandno]; band->bandno = resno == 0 ? 0 : bandno + 1; x0b = (band->bandno == 1) || (band->bandno == 3) ? 1 : 0; y0b = (band->bandno == 2) || (band->bandno == 3) ? 1 : 0; if (band->bandno == 0) { /* band border */ band->x0 = int_ceildivpow2(tilec->x0, levelno); band->y0 = int_ceildivpow2(tilec->y0, levelno); band->x1 = int_ceildivpow2(tilec->x1, levelno); band->y1 = int_ceildivpow2(tilec->y1, levelno); } else { band->x0 = int_ceildivpow2(tilec->x0 - (1 << levelno) * x0b, levelno + 1); band->y0 = int_ceildivpow2(tilec->y0 - (1 << levelno) * y0b, levelno + 1); band->x1 = int_ceildivpow2(tilec->x1 - (1 << levelno) * x0b, levelno + 1); band->y1 = int_ceildivpow2(tilec->y1 - (1 << levelno) * y0b, levelno + 1); } ss = &tccp->stepsizes[resno == 0 ? 0 : 3 * (resno - 1) + bandno + 1]; gain = tccp->qmfbid == 0 ? dwt_getgain_real(band->bandno) : dwt_getgain(band->bandno); numbps = image->comps[compno].prec + gain; band->stepsize = (float)((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn)); band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */ for (precno = 0; precno < res->pw * res->ph; precno++) { int tlcblkxstart, tlcblkystart, brcblkxend, brcblkyend; int cbgxstart = tlcbgxstart + (precno % res->pw) * (1 << cbgwidthexpn); int cbgystart = tlcbgystart + (precno / res->pw) * (1 << cbgheightexpn); int cbgxend = cbgxstart + (1 << cbgwidthexpn); int cbgyend = cbgystart + (1 << cbgheightexpn); opj_tcd_precinct_t *prc = &band->precincts[precno]; /* precinct size (global) */ prc->x0 = int_max(cbgxstart, band->x0); prc->y0 = int_max(cbgystart, band->y0); prc->x1 = int_min(cbgxend, band->x1); prc->y1 = int_min(cbgyend, band->y1); tlcblkxstart = int_floordivpow2(prc->x0, cblkwidthexpn) << cblkwidthexpn; tlcblkystart = int_floordivpow2(prc->y0, cblkheightexpn) << cblkheightexpn; brcblkxend = int_ceildivpow2(prc->x1, cblkwidthexpn) << cblkwidthexpn; brcblkyend = int_ceildivpow2(prc->y1, cblkheightexpn) << cblkheightexpn; prc->cw = (brcblkxend - tlcblkxstart) >> cblkwidthexpn; prc->ch = (brcblkyend - tlcblkystart) >> cblkheightexpn; opj_free(prc->cblks.enc); prc->cblks.enc = (opj_tcd_cblk_enc_t*) opj_calloc(prc->cw * prc->ch, sizeof(opj_tcd_cblk_enc_t)); if (prc->incltree != NULL) { tgt_destroy(prc->incltree); } if (prc->imsbtree != NULL) { tgt_destroy(prc->imsbtree); } prc->incltree = tgt_create(prc->cw, prc->ch); prc->imsbtree = tgt_create(prc->cw, prc->ch); for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { int cblkxstart = tlcblkxstart + (cblkno % prc->cw) * (1 << cblkwidthexpn); int cblkystart = tlcblkystart + (cblkno / prc->cw) * (1 << cblkheightexpn); int cblkxend = cblkxstart + (1 << cblkwidthexpn); int cblkyend = cblkystart + (1 << cblkheightexpn); opj_tcd_cblk_enc_t* cblk = &prc->cblks.enc[cblkno]; /* code-block size (global) */ cblk->x0 = int_max(cblkxstart, prc->x0); cblk->y0 = int_max(cblkystart, prc->y0); cblk->x1 = int_min(cblkxend, prc->x1); cblk->y1 = int_min(cblkyend, prc->y1); cblk->data = (unsigned char*) opj_calloc(8192+2, sizeof(unsigned char)); /* FIXME: mqc_init_enc and mqc_byteout underrun the buffer if we don't do this. Why? */ cblk->data += 2; cblk->layers = (opj_tcd_layer_t*) opj_calloc(100, sizeof(opj_tcd_layer_t)); cblk->passes = (opj_tcd_pass_t*) opj_calloc(100, sizeof(opj_tcd_pass_t)); } } /* precno */ } /* bandno */ } /* resno */ } /* compno */ } /* tileno */ /* tcd_dump(stdout, tcd, &tcd->tcd_image); */ } void tcd_malloc_decode(opj_tcd_t *tcd, opj_image_t * image, opj_cp_t * cp) { int i, j, tileno, p, q; unsigned int x0 = 0, y0 = 0, x1 = 0, y1 = 0, w, h; tcd->image = image; tcd->tcd_image->tw = cp->tw; tcd->tcd_image->th = cp->th; tcd->tcd_image->tiles = (opj_tcd_tile_t *) opj_malloc(cp->tw * cp->th * sizeof(opj_tcd_tile_t)); /* Allocate place to store the decoded data = final image Place limited by the tile really present in the codestream */ for (j = 0; j < cp->tileno_size; j++) { opj_tcd_tile_t *tile; tileno = cp->tileno[j]; tile = &(tcd->tcd_image->tiles[cp->tileno[tileno]]); tile->numcomps = image->numcomps; tile->comps = (opj_tcd_tilecomp_t*) opj_calloc(image->numcomps, sizeof(opj_tcd_tilecomp_t)); } for (i = 0; i < image->numcomps; i++) { for (j = 0; j < cp->tileno_size; j++) { opj_tcd_tile_t *tile; opj_tcd_tilecomp_t *tilec; /* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ tileno = cp->tileno[j]; tile = &(tcd->tcd_image->tiles[cp->tileno[tileno]]); tilec = &tile->comps[i]; p = tileno % cp->tw; /* si numerotation matricielle .. */ q = tileno / cp->tw; /* .. coordonnees de la tile (q,p) q pour ligne et p pour colonne */ /* 4 borders of the tile rescale on the image if necessary */ tile->x0 = int_max(cp->tx0 + p * cp->tdx, image->x0); tile->y0 = int_max(cp->ty0 + q * cp->tdy, image->y0); tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, image->x1); tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, image->y1); tilec->x0 = int_ceildiv(tile->x0, image->comps[i].dx); tilec->y0 = int_ceildiv(tile->y0, image->comps[i].dy); tilec->x1 = int_ceildiv(tile->x1, image->comps[i].dx); tilec->y1 = int_ceildiv(tile->y1, image->comps[i].dy); x0 = j == 0 ? tilec->x0 : int_min(x0, (unsigned int) tilec->x0); y0 = j == 0 ? tilec->y0 : int_min(y0, (unsigned int) tilec->y0); x1 = j == 0 ? tilec->x1 : int_max(x1, (unsigned int) tilec->x1); y1 = j == 0 ? tilec->y1 : int_max(y1, (unsigned int) tilec->y1); } w = int_ceildivpow2(x1 - x0, image->comps[i].factor); h = int_ceildivpow2(y1 - y0, image->comps[i].factor); image->comps[i].w = w; image->comps[i].h = h; image->comps[i].x0 = x0; image->comps[i].y0 = y0; } } void tcd_malloc_decode_tile(opj_tcd_t *tcd, opj_image_t * image, opj_cp_t * cp, int tileno, opj_codestream_info_t *cstr_info) { int compno, resno, bandno, precno, cblkno; opj_tcp_t *tcp; opj_tcd_tile_t *tile; OPJ_ARG_NOT_USED(cstr_info); tcd->cp = cp; tcp = &(cp->tcps[cp->tileno[tileno]]); tile = &(tcd->tcd_image->tiles[cp->tileno[tileno]]); tileno = cp->tileno[tileno]; for (compno = 0; compno < tile->numcomps; compno++) { opj_tccp_t *tccp = &tcp->tccps[compno]; opj_tcd_tilecomp_t *tilec = &tile->comps[compno]; /* border of each tile component (global) */ tilec->x0 = int_ceildiv(tile->x0, image->comps[compno].dx); tilec->y0 = int_ceildiv(tile->y0, image->comps[compno].dy); tilec->x1 = int_ceildiv(tile->x1, image->comps[compno].dx); tilec->y1 = int_ceildiv(tile->y1, image->comps[compno].dy); tilec->numresolutions = tccp->numresolutions; tilec->resolutions = (opj_tcd_resolution_t *) opj_malloc(tilec->numresolutions * sizeof(opj_tcd_resolution_t)); for (resno = 0; resno < tilec->numresolutions; resno++) { int pdx, pdy; int levelno = tilec->numresolutions - 1 - resno; int tlprcxstart, tlprcystart, brprcxend, brprcyend; int tlcbgxstart, tlcbgystart, brcbgxend, brcbgyend; int cbgwidthexpn, cbgheightexpn; int cblkwidthexpn, cblkheightexpn; opj_tcd_resolution_t *res = &tilec->resolutions[resno]; /* border for each resolution level (global) */ res->x0 = int_ceildivpow2(tilec->x0, levelno); res->y0 = int_ceildivpow2(tilec->y0, levelno); res->x1 = int_ceildivpow2(tilec->x1, levelno); res->y1 = int_ceildivpow2(tilec->y1, levelno); res->numbands = resno == 0 ? 1 : 3; /* p. 35, table A-23, ISO/IEC FDIS154444-1 : 2000 (18 august 2000) */ if (tccp->csty & J2K_CCP_CSTY_PRT) { pdx = tccp->prcw[resno]; pdy = tccp->prch[resno]; } else { pdx = 15; pdy = 15; } /* p. 64, B.6, ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ tlprcxstart = int_floordivpow2(res->x0, pdx) << pdx; tlprcystart = int_floordivpow2(res->y0, pdy) << pdy; brprcxend = int_ceildivpow2(res->x1, pdx) << pdx; brprcyend = int_ceildivpow2(res->y1, pdy) << pdy; res->pw = (res->x0 == res->x1) ? 0 : ((brprcxend - tlprcxstart) >> pdx); res->ph = (res->y0 == res->y1) ? 0 : ((brprcyend - tlprcystart) >> pdy); if (resno == 0) { tlcbgxstart = tlprcxstart; tlcbgystart = tlprcystart; brcbgxend = brprcxend; brcbgyend = brprcyend; cbgwidthexpn = pdx; cbgheightexpn = pdy; } else { tlcbgxstart = int_ceildivpow2(tlprcxstart, 1); tlcbgystart = int_ceildivpow2(tlprcystart, 1); brcbgxend = int_ceildivpow2(brprcxend, 1); brcbgyend = int_ceildivpow2(brprcyend, 1); cbgwidthexpn = pdx - 1; cbgheightexpn = pdy - 1; } cblkwidthexpn = int_min(tccp->cblkw, cbgwidthexpn); cblkheightexpn = int_min(tccp->cblkh, cbgheightexpn); for (bandno = 0; bandno < res->numbands; bandno++) { int x0b, y0b; int gain, numbps; opj_stepsize_t *ss = NULL; opj_tcd_band_t *band = &res->bands[bandno]; band->bandno = resno == 0 ? 0 : bandno + 1; x0b = (band->bandno == 1) || (band->bandno == 3) ? 1 : 0; y0b = (band->bandno == 2) || (band->bandno == 3) ? 1 : 0; if (band->bandno == 0) { /* band border (global) */ band->x0 = int_ceildivpow2(tilec->x0, levelno); band->y0 = int_ceildivpow2(tilec->y0, levelno); band->x1 = int_ceildivpow2(tilec->x1, levelno); band->y1 = int_ceildivpow2(tilec->y1, levelno); } else { /* band border (global) */ band->x0 = int_ceildivpow2(tilec->x0 - (1 << levelno) * x0b, levelno + 1); band->y0 = int_ceildivpow2(tilec->y0 - (1 << levelno) * y0b, levelno + 1); band->x1 = int_ceildivpow2(tilec->x1 - (1 << levelno) * x0b, levelno + 1); band->y1 = int_ceildivpow2(tilec->y1 - (1 << levelno) * y0b, levelno + 1); } ss = &tccp->stepsizes[resno == 0 ? 0 : 3 * (resno - 1) + bandno + 1]; gain = tccp->qmfbid == 0 ? dwt_getgain_real(band->bandno) : dwt_getgain(band->bandno); numbps = image->comps[compno].prec + gain; band->stepsize = (float)(((1.0 + ss->mant / 2048.0) * pow(2.0, numbps - ss->expn)) * 0.5); band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */ band->precincts = (opj_tcd_precinct_t *) opj_malloc(res->pw * res->ph * sizeof(opj_tcd_precinct_t)); for (precno = 0; precno < res->pw * res->ph; precno++) { int tlcblkxstart, tlcblkystart, brcblkxend, brcblkyend; int cbgxstart = tlcbgxstart + (precno % res->pw) * (1 << cbgwidthexpn); int cbgystart = tlcbgystart + (precno / res->pw) * (1 << cbgheightexpn); int cbgxend = cbgxstart + (1 << cbgwidthexpn); int cbgyend = cbgystart + (1 << cbgheightexpn); opj_tcd_precinct_t *prc = &band->precincts[precno]; /* precinct size (global) */ prc->x0 = int_max(cbgxstart, band->x0); prc->y0 = int_max(cbgystart, band->y0); prc->x1 = int_min(cbgxend, band->x1); prc->y1 = int_min(cbgyend, band->y1); tlcblkxstart = int_floordivpow2(prc->x0, cblkwidthexpn) << cblkwidthexpn; tlcblkystart = int_floordivpow2(prc->y0, cblkheightexpn) << cblkheightexpn; brcblkxend = int_ceildivpow2(prc->x1, cblkwidthexpn) << cblkwidthexpn; brcblkyend = int_ceildivpow2(prc->y1, cblkheightexpn) << cblkheightexpn; prc->cw = (brcblkxend - tlcblkxstart) >> cblkwidthexpn; prc->ch = (brcblkyend - tlcblkystart) >> cblkheightexpn; prc->cblks.dec = (opj_tcd_cblk_dec_t*) opj_malloc(prc->cw * prc->ch * sizeof(opj_tcd_cblk_dec_t)); prc->incltree = tgt_create(prc->cw, prc->ch); prc->imsbtree = tgt_create(prc->cw, prc->ch); for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { int cblkxstart = tlcblkxstart + (cblkno % prc->cw) * (1 << cblkwidthexpn); int cblkystart = tlcblkystart + (cblkno / prc->cw) * (1 << cblkheightexpn); int cblkxend = cblkxstart + (1 << cblkwidthexpn); int cblkyend = cblkystart + (1 << cblkheightexpn); opj_tcd_cblk_dec_t* cblk = &prc->cblks.dec[cblkno]; cblk->data = NULL; cblk->segs = NULL; /* code-block size (global) */ cblk->x0 = int_max(cblkxstart, prc->x0); cblk->y0 = int_max(cblkystart, prc->y0); cblk->x1 = int_min(cblkxend, prc->x1); cblk->y1 = int_min(cblkyend, prc->y1); cblk->numsegs = 0; } } /* precno */ } /* bandno */ } /* resno */ } /* compno */ /* tcd_dump(stdout, tcd, &tcd->tcd_image); */ } void tcd_makelayer_fixed(opj_tcd_t *tcd, int layno, int final) { int compno, resno, bandno, precno, cblkno; int value; /*, matrice[tcd_tcp->numlayers][tcd_tile->comps[0].numresolutions][3]; */ int matrice[10][10][3]; int i, j, k; opj_cp_t *cp = tcd->cp; opj_tcd_tile_t *tcd_tile = tcd->tcd_tile; opj_tcp_t *tcd_tcp = tcd->tcp; /*matrice=(int*)opj_malloc(tcd_tcp->numlayers*tcd_tile->comps[0].numresolutions*3*sizeof(int)); */ 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] = (int) (cp->matrice[i * tilec->numresolutions * 3 + j * 3 + k] * (float) (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]; int n; int imsb = 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 * value - 2 + cblk->numpassesinlayers; } else { n = cblk->numpassesinlayers; } } else { n = 3 * 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; } } } } } } void tcd_rateallocate_fixed(opj_tcd_t *tcd) { int layno; for (layno = 0; layno < tcd->tcp->numlayers; layno++) { tcd_makelayer_fixed(tcd, layno, 1); } } void tcd_rateallocate_fixed_v2(opj_tcd_v2_t *tcd) { OPJ_UINT32 layno; for (layno = 0; layno < tcd->tcp->numlayers; layno++) { tcd_makelayer_fixed_v2(tcd, layno, 1); } } void tcd_makelayer(opj_tcd_t *tcd, int layno, double thresh, int final) { int compno, resno, bandno, precno, cblkno, passno; opj_tcd_tile_t *tcd_tile = tcd->tcd_tile; 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]; int n; if (layno == 0) { cblk->numpassesinlayers = 0; } n = cblk->numpassesinlayers; for (passno = cblk->numpassesinlayers; passno < cblk->totalpasses; passno++) { int dr; double 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 (dd / dr >= thresh) 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 tcd_makelayer_v2( opj_tcd_v2_t *tcd, OPJ_UINT32 layno, OPJ_FLOAT64 thresh, OPJ_UINT32 final) { OPJ_UINT32 compno, resno, bandno, precno, cblkno; OPJ_UINT32 passno; opj_tcd_tile_v2_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_v2_t *tilec = &tcd_tile->comps[compno]; for (resno = 0; resno < tilec->numresolutions; resno++) { opj_tcd_resolution_v2_t *res = &tilec->resolutions[resno]; for (bandno = 0; bandno < res->numbands; bandno++) { opj_tcd_band_v2_t *band = &res->bands[bandno]; for (precno = 0; precno < res->pw * res->ph; precno++) { opj_tcd_precinct_v2_t *prc = &band->precincts[precno]; for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { opj_tcd_cblk_enc_v2_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_INT32 dr; OPJ_FLOAT64 dd; opj_tcd_pass_v2_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 (dd / dr >= thresh) 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 tcd_makelayer_fixed_v2(opj_tcd_v2_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_v2_t *cp = tcd->cp; opj_tcd_tile_v2_t *tcd_tile = tcd->tcd_image->tiles; opj_tcp_v2_t *tcd_tcp = tcd->tcp; for (compno = 0; compno < tcd_tile->numcomps; compno++) { opj_tcd_tilecomp_v2_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) (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_v2_t *res = &tilec->resolutions[resno]; for (bandno = 0; bandno < res->numbands; bandno++) { opj_tcd_band_v2_t *band = &res->bands[bandno]; for (precno = 0; precno < res->pw * res->ph; precno++) { opj_tcd_precinct_v2_t *prc = &band->precincts[precno]; for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { opj_tcd_cblk_enc_v2_t *cblk = &prc->cblks.enc[cblkno]; opj_tcd_layer_t *layer = &cblk->layers[layno]; OPJ_UINT32 n; OPJ_INT32 imsb = 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 * value - 2 + cblk->numpassesinlayers; } else { n = cblk->numpassesinlayers; } } else { n = 3 * 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 tcd_rateallocate(opj_tcd_t *tcd, unsigned char *dest, int len, opj_codestream_info_t *cstr_info) { int compno, resno, bandno, precno, cblkno, passno, layno; double min, max; double cumdisto[100]; /* fixed_quality */ const double K = 1; /* 1.1; fixed_quality */ double maxSE = 0; opj_cp_t *cp = tcd->cp; opj_tcd_tile_t *tcd_tile = tcd->tcd_tile; 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]; int dr; double dd, rdslope; if (passno == 0) { dr = pass->rate; dd = pass->distortiondec; } else { dr = 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 += (((double)(1 << tcd->image->comps[compno].prec) - 1.0) * ((double)(1 << tcd->image->comps[compno].prec) -1.0)) * ((double)(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 = (double *) opj_malloc(tcd_tcp->numlayers * sizeof(double)); } for (layno = 0; layno < tcd_tcp->numlayers; layno++) { double lo = min; double hi = max; int success = 0; int maxlen = tcd_tcp->rates[layno] ? int_min(((int) ceil(tcd_tcp->rates[layno])), len) : len; double goodthresh = 0; double stable_thresh = 0; int i; double distotarget; /* fixed_quality */ /* fixed_quality */ distotarget = tcd_tile->distotile - ((K * maxSE) / pow((float)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->disto_alloc==1) && (tcd_tcp->rates[layno]>0)) || ((cp->fixed_quality==1) && (tcd_tcp->distoratio[layno]>0))) { opj_t2_t *t2 = t2_create(tcd->cinfo, tcd->image, cp); double thresh = 0; for (i = 0; i < 128; i++) { int l = 0; double distoachieved = 0; /* fixed_quality */ thresh = (lo + hi) / 2; tcd_makelayer(tcd, layno, thresh, 0); if (cp->fixed_quality) { /* fixed_quality */ if(cp->cinema){ l = t2_encode_packets(t2,tcd->tcd_tileno, tcd_tile, layno + 1, dest, maxlen, cstr_info,tcd->cur_tp_num,tcd->tp_pos,tcd->cur_pino,THRESH_CALC, tcd->cur_totnum_tp); if (l == -999) { 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 { l = t2_encode_packets(t2, tcd->tcd_tileno, tcd_tile, layno + 1, dest, maxlen, cstr_info,tcd->cur_tp_num,tcd->tp_pos,tcd->cur_pino,THRESH_CALC, tcd->cur_totnum_tp); /* TODO: what to do with l ??? seek / tell ??? */ /* opj_event_msg(tcd->cinfo, EVT_INFO, "rate alloc: len=%d, max=%d\n", l, maxlen); */ if (l == -999) { lo = thresh; continue; } hi = thresh; stable_thresh = thresh; } } success = 1; goodthresh = stable_thresh == 0? thresh : stable_thresh; t2_destroy(t2); } else { success = 1; goodthresh = min; } if (!success) { return OPJ_FALSE; } if(cstr_info) { /* Threshold for Marcela Index */ cstr_info->tile[tcd->tcd_tileno].thresh[layno] = goodthresh; } 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 tcd_rateallocate_v2( opj_tcd_v2_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_v2_t *cp = tcd->cp; opj_tcd_tile_v2_t *tcd_tile = tcd->tcd_image->tiles; opj_tcp_v2_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_v2_t *tilec = &tcd_tile->comps[compno]; tilec->numpix = 0; for (resno = 0; resno < tilec->numresolutions; resno++) { opj_tcd_resolution_v2_t *res = &tilec->resolutions[resno]; for (bandno = 0; bandno < res->numbands; bandno++) { opj_tcd_band_v2_t *band = &res->bands[bandno]; for (precno = 0; precno < res->pw * res->ph; precno++) { opj_tcd_precinct_v2_t *prc = &band->precincts[precno]; for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { opj_tcd_cblk_enc_v2_t *cblk = &prc->cblks.enc[cblkno]; for (passno = 0; passno < cblk->totalpasses; passno++) { opj_tcd_pass_v2_t *pass = &cblk->passes[passno]; OPJ_INT32 dr; OPJ_FLOAT64 dd, rdslope; if (passno == 0) { dr = pass->rate; dd = pass->distortiondec; } else { dr = 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)); } 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] ? 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_v2_t*t2 = t2_create_v2(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; tcd_makelayer_v2(tcd, layno, thresh, 0); if (cp->m_specific_param.m_enc.m_fixed_quality) { /* fixed_quality */ if(cp->m_specific_param.m_enc.m_cinema){ if (! t2_encode_packets_v2(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 (! t2_encode_packets_v2(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; t2_destroy_v2(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; } tcd_makelayer_v2(tcd, layno, goodthresh, 1); /* fixed_quality */ cumdisto[layno] = (layno == 0) ? tcd_tile->distolayer[0] : (cumdisto[layno - 1] + tcd_tile->distolayer[layno]); } return OPJ_TRUE; } int tcd_encode_tile(opj_tcd_t *tcd, int tileno, unsigned char *dest, int len, opj_codestream_info_t *cstr_info) { int compno; int l, i, numpacks = 0; opj_tcd_tile_t *tile = NULL; opj_tcp_t *tcd_tcp = NULL; opj_cp_t *cp = NULL; opj_tcp_t *tcp = &tcd->cp->tcps[0]; opj_tccp_t *tccp = &tcp->tccps[0]; opj_image_t *image = tcd->image; opj_t1_t *t1 = NULL; /* T1 component */ opj_t2_t *t2 = NULL; /* T2 component */ tcd->tcd_tileno = tileno; tcd->tcd_tile = tcd->tcd_image->tiles; tcd->tcp = &tcd->cp->tcps[tileno]; tile = tcd->tcd_tile; tcd_tcp = tcd->tcp; cp = tcd->cp; if(tcd->cur_tp_num == 0){ tcd->encoding_time = opj_clock(); /* time needed to encode a tile */ /* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */ if(cstr_info) { opj_tcd_tilecomp_t *tilec_idx = &tile->comps[0]; /* based on component 0 */ for (i = 0; i < tilec_idx->numresolutions; i++) { opj_tcd_resolution_t *res_idx = &tilec_idx->resolutions[i]; cstr_info->tile[tileno].pw[i] = res_idx->pw; cstr_info->tile[tileno].ph[i] = res_idx->ph; numpacks += res_idx->pw * res_idx->ph; cstr_info->tile[tileno].pdx[i] = tccp->prcw[i]; cstr_info->tile[tileno].pdy[i] = tccp->prch[i]; } cstr_info->tile[tileno].packet = (opj_packet_info_t*) opj_calloc(cstr_info->numcomps * cstr_info->numlayers * numpacks, sizeof(opj_packet_info_t)); } /* << INDEX */ /*---------------TILE-------------------*/ for (compno = 0; compno < tile->numcomps; compno++) { int x, y; int adjust = image->comps[compno].sgnd ? 0 : 1 << (image->comps[compno].prec - 1); int offset_x = int_ceildiv(image->x0, image->comps[compno].dx); int offset_y = int_ceildiv(image->y0, image->comps[compno].dy); opj_tcd_tilecomp_t *tilec = &tile->comps[compno]; int tw = tilec->x1 - tilec->x0; int w = int_ceildiv(image->x1 - image->x0, image->comps[compno].dx); /* extract tile data */ if (tcd_tcp->tccps[compno].qmfbid == 1) { for (y = tilec->y0; y < tilec->y1; y++) { /* start of the src tile scanline */ int *data = &image->comps[compno].data[(tilec->x0 - offset_x) + (y - offset_y) * w]; /* start of the dst tile scanline */ int *tile_data = &tilec->data[(y - tilec->y0) * tw]; for (x = tilec->x0; x < tilec->x1; x++) { *tile_data++ = *data++ - adjust; } } } else if (tcd_tcp->tccps[compno].qmfbid == 0) { for (y = tilec->y0; y < tilec->y1; y++) { /* start of the src tile scanline */ int *data = &image->comps[compno].data[(tilec->x0 - offset_x) + (y - offset_y) * w]; /* start of the dst tile scanline */ int *tile_data = &tilec->data[(y - tilec->y0) * tw]; for (x = tilec->x0; x < tilec->x1; x++) { *tile_data++ = (*data++ - adjust) << 11; } } } } /*----------------MCT-------------------*/ if (tcd_tcp->mct) { int samples = (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0); if (tcd_tcp->tccps[0].qmfbid == 0) { mct_encode_real(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data, samples); } else { mct_encode(tile->comps[0].data, tile->comps[1].data, tile->comps[2].data, samples); } } /*----------------DWT---------------------*/ for (compno = 0; compno < tile->numcomps; compno++) { opj_tcd_tilecomp_t *tilec = &tile->comps[compno]; if (tcd_tcp->tccps[compno].qmfbid == 1) { dwt_encode(tilec); } else if (tcd_tcp->tccps[compno].qmfbid == 0) { dwt_encode_real(tilec); } } /*------------------TIER1-----------------*/ t1 = t1_create(tcd->cinfo); t1_encode_cblks(t1, tile, tcd_tcp); t1_destroy(t1); /*-----------RATE-ALLOCATE------------------*/ /* INDEX */ if(cstr_info) { cstr_info->index_write = 0; } if (cp->disto_alloc || cp->fixed_quality) { /* fixed_quality */ /* Normal Rate/distortion allocation */ tcd_rateallocate(tcd, dest, len, cstr_info); } else { /* Fixed layer allocation */ tcd_rateallocate_fixed(tcd); } } /*--------------TIER2------------------*/ /* INDEX */ if(cstr_info) { cstr_info->index_write = 1; } t2 = t2_create(tcd->cinfo, image, cp); l = t2_encode_packets(t2,tileno, tile, tcd_tcp->numlayers, dest, len, cstr_info,tcd->tp_num,tcd->tp_pos,tcd->cur_pino,FINAL_PASS,tcd->cur_totnum_tp); t2_destroy(t2); /*---------------CLEAN-------------------*/ if(tcd->cur_tp_num == tcd->cur_totnum_tp - 1){ tcd->encoding_time = opj_clock() - tcd->encoding_time; opj_event_msg(tcd->cinfo, EVT_INFO, "- tile encoded in %f s\n", tcd->encoding_time); /* cleaning memory */ for (compno = 0; compno < tile->numcomps; compno++) { opj_tcd_tilecomp_t *tilec = &tile->comps[compno]; opj_aligned_free(tilec->data); } } return l; } opj_bool tcd_decode_tile(opj_tcd_t *tcd, unsigned char *src, int len, int tileno, opj_codestream_info_t *cstr_info) { int l; int compno; int eof = 0; double tile_time, t1_time, dwt_time; opj_tcd_tile_t *tile = NULL; opj_t1_t *t1 = NULL; /* T1 component */ opj_t2_t *t2 = NULL; /* T2 component */ tcd->tcd_tileno = tileno; tcd->tcd_tile = &(tcd->tcd_image->tiles[tileno]); tcd->tcp = &(tcd->cp->tcps[tileno]); tile = tcd->tcd_tile; tile_time = opj_clock(); /* time needed to decode a tile */ opj_event_msg(tcd->cinfo, EVT_INFO, "tile %d of %d\n", tileno + 1, tcd->cp->tw * tcd->cp->th); /* INDEX >> */ if(cstr_info) { int resno, compno, numprec = 0; for (compno = 0; compno < cstr_info->numcomps; compno++) { opj_tcp_t *tcp = &tcd->cp->tcps[0]; opj_tccp_t *tccp = &tcp->tccps[compno]; opj_tcd_tilecomp_t *tilec_idx = &tile->comps[compno]; for (resno = 0; resno < tilec_idx->numresolutions; resno++) { opj_tcd_resolution_t *res_idx = &tilec_idx->resolutions[resno]; cstr_info->tile[tileno].pw[resno] = res_idx->pw; cstr_info->tile[tileno].ph[resno] = res_idx->ph; numprec += res_idx->pw * res_idx->ph; if (tccp->csty & J2K_CP_CSTY_PRT) { cstr_info->tile[tileno].pdx[resno] = tccp->prcw[resno]; cstr_info->tile[tileno].pdy[resno] = tccp->prch[resno]; } else { cstr_info->tile[tileno].pdx[resno] = 15; cstr_info->tile[tileno].pdy[resno] = 15; } } } cstr_info->tile[tileno].packet = (opj_packet_info_t *) opj_malloc(cstr_info->numlayers * numprec * sizeof(opj_packet_info_t)); cstr_info->packno = 0; } /* << INDEX */ /*--------------TIER2------------------*/ t2 = t2_create(tcd->cinfo, tcd->image, tcd->cp); l = t2_decode_packets(t2, src, len, tileno, tile, cstr_info); t2_destroy(t2); if (l == -999) { eof = 1; opj_event_msg(tcd->cinfo, EVT_ERROR, "tcd_decode: incomplete bistream\n"); } /*------------------TIER1-----------------*/ t1_time = opj_clock(); /* time needed to decode a tile */ t1 = t1_create(tcd->cinfo); for (compno = 0; compno < tile->numcomps; ++compno) { opj_tcd_tilecomp_t* tilec = &tile->comps[compno]; /* The +3 is headroom required by the vectorized DWT */ tilec->data = (int*) opj_aligned_malloc((((tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0))+3) * sizeof(int)); t1_decode_cblks(t1, tilec, &tcd->tcp->tccps[compno]); } t1_destroy(t1); t1_time = opj_clock() - t1_time; opj_event_msg(tcd->cinfo, EVT_INFO, "- tiers-1 took %f s\n", t1_time); /*----------------DWT---------------------*/ dwt_time = opj_clock(); /* time needed to decode a tile */ for (compno = 0; compno < tile->numcomps; compno++) { opj_tcd_tilecomp_t *tilec = &tile->comps[compno]; int numres2decode; 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) { opj_event_msg(tcd->cinfo, EVT_ERROR, "Error decoding tile. The number of resolutions to remove [%d+1] is higher than the number " " of resolutions in the original codestream [%d]\nModify the cp_reduce parameter.\n", tcd->cp->reduce, tile->comps[compno].numresolutions); return OPJ_FALSE; } } numres2decode = tcd->image->comps[compno].resno_decoded + 1; if(numres2decode > 0){ if (tcd->tcp->tccps[compno].qmfbid == 1) { dwt_decode(tilec, numres2decode); } else { dwt_decode_real(tilec, numres2decode); } } } dwt_time = opj_clock() - dwt_time; opj_event_msg(tcd->cinfo, EVT_INFO, "- dwt took %f s\n", dwt_time); /*----------------MCT-------------------*/ if (tcd->tcp->mct) { int n = (tile->comps[0].x1 - tile->comps[0].x0) * (tile->comps[0].y1 - tile->comps[0].y0); if (tile->numcomps >= 3 ){ if (tcd->tcp->tccps[0].qmfbid == 1) { mct_decode( tile->comps[0].data, tile->comps[1].data, tile->comps[2].data, n); } else { mct_decode_real( (float*)tile->comps[0].data, (float*)tile->comps[1].data, (float*)tile->comps[2].data, n); } } else{ opj_event_msg(tcd->cinfo, EVT_WARNING,"Number of components (%d) is inconsistent with a MCT. Skip the MCT step.\n",tile->numcomps); } } /*---------------TILE-------------------*/ for (compno = 0; compno < tile->numcomps; ++compno) { opj_tcd_tilecomp_t* tilec = &tile->comps[compno]; opj_image_comp_t* imagec = &tcd->image->comps[compno]; opj_tcd_resolution_t* res = &tilec->resolutions[imagec->resno_decoded]; int adjust = imagec->sgnd ? 0 : 1 << (imagec->prec - 1); int min = imagec->sgnd ? -(1 << (imagec->prec - 1)) : 0; int max = imagec->sgnd ? (1 << (imagec->prec - 1)) - 1 : (1 << imagec->prec) - 1; int tw = tilec->x1 - tilec->x0; int w = imagec->w; int offset_x = int_ceildivpow2(imagec->x0, imagec->factor); int offset_y = int_ceildivpow2(imagec->y0, imagec->factor); int i, j; if(!imagec->data){ imagec->data = (int*) opj_malloc(imagec->w * imagec->h * sizeof(int)); } if(tcd->tcp->tccps[compno].qmfbid == 1) { for(j = res->y0; j < res->y1; ++j) { for(i = res->x0; i < res->x1; ++i) { int v = tilec->data[i - res->x0 + (j - res->y0) * tw]; v += adjust; imagec->data[(i - offset_x) + (j - offset_y) * w] = int_clamp(v, min, max); } } }else{ for(j = res->y0; j < res->y1; ++j) { for(i = res->x0; i < res->x1; ++i) { float tmp = ((float*)tilec->data)[i - res->x0 + (j - res->y0) * tw]; int v = lrintf(tmp); v += adjust; imagec->data[(i - offset_x) + (j - offset_y) * w] = int_clamp(v, min, max); } } } opj_aligned_free(tilec->data); } tile_time = opj_clock() - tile_time; /* time needed to decode a tile */ opj_event_msg(tcd->cinfo, EVT_INFO, "- tile decoded in %f s\n", tile_time); if (eof) { return OPJ_FALSE; } return OPJ_TRUE; } void tcd_free_decode(opj_tcd_t *tcd) { opj_tcd_image_t *tcd_image = tcd->tcd_image; opj_free(tcd_image->tiles); } void tcd_free_decode_tile(opj_tcd_t *tcd, int tileno) { int compno,resno,bandno,precno; opj_tcd_image_t *tcd_image = tcd->tcd_image; opj_tcd_tile_t *tile = &tcd_image->tiles[tileno]; for (compno = 0; compno < tile->numcomps; compno++) { opj_tcd_tilecomp_t *tilec = &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->ph * res->pw; precno++) { opj_tcd_precinct_t *prec = &band->precincts[precno]; if (prec->imsbtree != NULL) tgt_destroy(prec->imsbtree); if (prec->incltree != NULL) tgt_destroy(prec->incltree); } opj_free(band->precincts); } } opj_free(tilec->resolutions); } opj_free(tile->comps); } opj_bool tcd_init_v2( opj_tcd_v2_t *p_tcd, opj_image_t * p_image, opj_cp_v2_t * p_cp ) { OPJ_UINT32 l_tile_comp_size; p_tcd->image = p_image; p_tcd->cp = p_cp; p_tcd->tcd_image->tiles = (opj_tcd_tile_v2_t *) opj_malloc(sizeof(opj_tcd_tile_v2_t)); if (! p_tcd->tcd_image->tiles) { return OPJ_FALSE; } memset(p_tcd->tcd_image->tiles,0, sizeof(opj_tcd_tile_v2_t)); l_tile_comp_size = p_image->numcomps * sizeof(opj_tcd_tilecomp_v2_t); p_tcd->tcd_image->tiles->comps = (opj_tcd_tilecomp_v2_t *) opj_malloc(l_tile_comp_size); if (! p_tcd->tcd_image->tiles->comps ) { return OPJ_FALSE; } memset( p_tcd->tcd_image->tiles->comps , 0 , l_tile_comp_size); 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 tcd_destroy_v2(opj_tcd_v2_t *tcd) { if (tcd) { tcd_free_tile(tcd); if (tcd->tcd_image) { opj_free(tcd->tcd_image); tcd->tcd_image = 00; } opj_free(tcd); } } /* ----------------------------------------------------------------------- */ /** * Initialize the tile coder and may reuse some meory. * @param p_tcd TCD handle. * @param p_image raw image. * @param p_cp coding parameters. * @param p_tile_no current tile index to encode. * * @return true if the encoding values could be set (false otherwise). */ #define MACRO_TCD_ALLOCATE(FUNCTION,TYPE,FRACTION,ELEMENT,FUNCTION_ELEMENT) \ opj_bool FUNCTION ( opj_tcd_v2_t *p_tcd, \ OPJ_UINT32 p_tile_no \ ) \ { \ OPJ_UINT32 (*l_gain_ptr)(OPJ_UINT32) = 00; \ OPJ_UINT32 compno, resno, bandno, precno, cblkno; \ opj_tcp_v2_t * l_tcp = 00; \ opj_cp_v2_t * l_cp = 00; \ opj_tcd_tile_v2_t * l_tile = 00; \ opj_tccp_t *l_tccp = 00; \ opj_tcd_tilecomp_v2_t *l_tilec = 00; \ opj_image_comp_t * l_image_comp = 00; \ opj_tcd_resolution_v2_t *l_res = 00; \ opj_tcd_band_v2_t *l_band = 00; \ opj_stepsize_t * l_step_size = 00; \ opj_tcd_precinct_v2_t *l_current_precinct = 00; \ TYPE* l_code_block = 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; \ /* 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_tile->x0 = int_max(l_cp->tx0 + p * l_cp->tdx, l_image->x0); \ l_tile->y0 = int_max(l_cp->ty0 + q * l_cp->tdy, l_image->y0); \ l_tile->x1 = int_min(l_cp->tx0 + (p + 1) * l_cp->tdx, l_image->x1); \ l_tile->y1 = int_min(l_cp->ty0 + (q + 1) * l_cp->tdy, l_image->y1); \ /*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);*/ \ \ /* border of each l_tile component (global) */ \ l_tilec->x0 = int_ceildiv(l_tile->x0, l_image_comp->dx); \ l_tilec->y0 = int_ceildiv(l_tile->y0, l_image_comp->dy); \ l_tilec->x1 = int_ceildiv(l_tile->x1, l_image_comp->dx); \ l_tilec->y1 = int_ceildiv(l_tile->y1, 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);*/\ \ l_data_size = (l_tilec->x1 - l_tilec->x0) \ * (l_tilec->y1 - l_tilec->y0) * 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; \ } \ \ if (l_tilec->data == 00) { \ l_tilec->data = (OPJ_INT32 *) opj_malloc(l_data_size); \ if (! l_tilec->data ) { \ return OPJ_FALSE; \ } \ /*fprintf(stderr, "\tAllocate data of tilec (int): %d x OPJ_UINT32\n",l_data_size);*/ \ \ l_tilec->data_size = l_data_size; \ } \ else if (l_data_size > l_tilec->data_size) { \ l_tilec->data = (OPJ_INT32 *) opj_realloc(l_tilec->data, l_data_size); \ if (! l_tilec->data) { \ return OPJ_FALSE; \ } \ /*fprintf(stderr, "\tReallocate data of tilec (int): from %d to %d x OPJ_UINT32\n", l_tilec->data_size, l_data_size);*/ \ l_tilec->data_size = l_data_size; \ } \ \ l_data_size = l_tilec->numresolutions * sizeof(opj_tcd_resolution_v2_t); \ \ if (l_tilec->resolutions == 00) { \ l_tilec->resolutions = (opj_tcd_resolution_v2_t *) opj_malloc(l_data_size); \ if (! l_tilec->resolutions ) { \ return OPJ_FALSE; \ } \ /*fprintf(stderr, "\tAllocate resolutions of tilec (opj_tcd_resolution_v2_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) { \ l_tilec->resolutions = (opj_tcd_resolution_v2_t *) opj_realloc(l_tilec->resolutions, l_data_size); \ if (! l_tilec->resolutions) { \ return OPJ_FALSE; \ } \ /*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 = &dwt_getgain_real_v2; \ } \ else { \ l_gain_ptr = &dwt_getgain_v2; \ } \ /*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 = int_ceildivpow2(l_tilec->x0, l_level_no); \ l_res->y0 = int_ceildivpow2(l_tilec->y0, l_level_no); \ l_res->x1 = int_ceildivpow2(l_tilec->x1, l_level_no); \ l_res->y1 = int_ceildivpow2(l_tilec->y1, 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 = int_floordivpow2(l_res->x0, l_pdx) << l_pdx; \ l_tl_prc_y_start = int_floordivpow2(l_res->y0, l_pdy) << l_pdy; \ l_br_prc_x_end = int_ceildivpow2(l_res->x1, l_pdx) << l_pdx; \ l_br_prc_y_end = int_ceildivpow2(l_res->y1, 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 : ((l_br_prc_x_end - l_tl_prc_x_start) >> l_pdx); \ l_res->ph = (l_res->y0 == l_res->y1) ? 0 : ((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 );*/ \ \ l_nb_precincts = l_res->pw * l_res->ph; \ l_nb_precinct_size = l_nb_precincts * sizeof(opj_tcd_precinct_v2_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 = int_ceildivpow2(l_tl_prc_x_start, 1); \ tlcbgystart = int_ceildivpow2(l_tl_prc_y_start, 1); \ brcbgxend = int_ceildivpow2(l_br_prc_x_end, 1); \ brcbgyend = int_ceildivpow2(l_br_prc_y_end, 1); \ cbgwidthexpn = l_pdx - 1; \ cbgheightexpn = l_pdy - 1; \ l_res->numbands = 3; \ } \ \ cblkwidthexpn = uint_min(l_tccp->cblkw, cbgwidthexpn); \ cblkheightexpn = 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 = int_ceildivpow2(l_tilec->x0, l_level_no); \ l_band->y0 = int_ceildivpow2(l_tilec->y0, l_level_no); \ l_band->x1 = int_ceildivpow2(l_tilec->x1, l_level_no); \ l_band->y1 = int_ceildivpow2(l_tilec->y1, 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 = (l_band->bandno)>>1; \ /* l_band border (global) */ \ l_band->x0 = int_ceildivpow2(l_tilec->x0 - (1 << l_level_no) * l_x0b, l_level_no + 1); \ l_band->y0 = int_ceildivpow2(l_tilec->y0 - (1 << l_level_no) * l_y0b, l_level_no + 1); \ l_band->x1 = int_ceildivpow2(l_tilec->x1 - (1 << l_level_no) * l_x0b, l_level_no + 1); \ l_band->y1 = int_ceildivpow2(l_tilec->y1 - (1 << l_level_no) * l_y0b, l_level_no + 1); \ } \ \ /** avoid an if with storing function pointer */ \ l_gain = (*l_gain_ptr) (l_band->bandno); \ numbps = 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 + l_tccp->numgbits - 1; /* WHY -1 ? */\ \ if (! l_band->precincts) { \ l_band->precincts = (opj_tcd_precinct_v2_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_v2_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) { \ \ l_band->precincts = (opj_tcd_precinct_v2_t *) opj_realloc(l_band->precincts,/*3 * */ l_nb_precinct_size);\ if (! l_band->precincts) { \ return OPJ_FALSE; \ } \ /*fprintf(stderr, "\t\t\t\tReallocate precincts of a band (opj_tcd_precinct_v2_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 + (precno % l_res->pw) * (1 << cbgwidthexpn); \ OPJ_INT32 cbgystart = tlcbgystart + (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 = int_max(cbgxstart, l_band->x0); \ l_current_precinct->y0 = int_max(cbgystart, l_band->y0); \ l_current_precinct->x1 = int_min(cbgxend, l_band->x1); \ l_current_precinct->y1 = 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 = int_floordivpow2(l_current_precinct->x0, cblkwidthexpn) << cblkwidthexpn; \ /*fprintf(stderr, "\t tlcblkxstart =%d\n",tlcblkxstart );*/ \ tlcblkystart = int_floordivpow2(l_current_precinct->y0, cblkheightexpn) << cblkheightexpn; \ /*fprintf(stderr, "\t tlcblkystart =%d\n",tlcblkystart );*/ \ brcblkxend = int_ceildivpow2(l_current_precinct->x1, cblkwidthexpn) << cblkwidthexpn; \ /*fprintf(stderr, "\t brcblkxend =%d\n",brcblkxend );*/ \ brcblkyend = int_ceildivpow2(l_current_precinct->y1, cblkheightexpn) << cblkheightexpn; \ /*fprintf(stderr, "\t brcblkyend =%d\n",brcblkyend );*/ \ l_current_precinct->cw = (brcblkxend - tlcblkxstart) >> cblkwidthexpn; \ l_current_precinct->ch = (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); */ \ l_nb_code_blocks_size = l_nb_code_blocks * sizeof(TYPE); \ \ if (! l_current_precinct->cblks.ELEMENT) { \ l_current_precinct->cblks.ELEMENT = (TYPE*) opj_malloc(l_nb_code_blocks_size);\ if (! l_current_precinct->cblks.ELEMENT ) { \ return OPJ_FALSE; \ } \ /*fprintf(stderr, "\t\t\t\tAllocate cblks of a precinct (opj_tcd_cblk_dec_v2_t): %d\n",l_nb_code_blocks_size);*/ \ \ memset(l_current_precinct->cblks.ELEMENT,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) { \ l_current_precinct->cblks.ELEMENT = (TYPE*) \ opj_realloc(l_current_precinct->cblks.ELEMENT, l_nb_code_blocks_size); \ if (! l_current_precinct->cblks.ELEMENT ) { \ return OPJ_FALSE; \ } \ /*fprintf(stderr, "\t\t\t\tReallocate cblks of a precinct (opj_tcd_cblk_dec_v2_t): from %d to %d\n",l_current_precinct->block_size, l_nb_code_blocks_size); */ \ \ memset(((OPJ_BYTE *) l_current_precinct->cblks.ELEMENT) + 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 = tgt_create_v2(l_current_precinct->cw, \ l_current_precinct->ch); \ } \ else{ \ l_current_precinct->incltree = tgt_init(l_current_precinct->incltree, \ l_current_precinct->cw, \ l_current_precinct->ch); \ } \ \ if (! l_current_precinct->incltree) { \ fprintf(stderr, "WARNING: No incltree created.\n");\ /*return OPJ_FALSE;*/ \ } \ \ if (! l_current_precinct->imsbtree) { \ l_current_precinct->imsbtree = tgt_create_v2( \ l_current_precinct->cw, \ l_current_precinct->ch);\ } \ else { \ l_current_precinct->imsbtree = tgt_init( \ l_current_precinct->imsbtree, \ l_current_precinct->cw, \ l_current_precinct->ch); \ } \ \ if (! l_current_precinct->imsbtree) { \ fprintf(stderr, "WARNING: No imsbtree created.\n");\ /*return OPJ_FALSE;*/ \ } \ \ l_code_block = l_current_precinct->cblks.ELEMENT; \ \ for (cblkno = 0; cblkno < l_nb_code_blocks; ++cblkno) { \ OPJ_INT32 cblkxstart = tlcblkxstart + (cblkno % l_current_precinct->cw) * (1 << cblkwidthexpn); \ OPJ_INT32 cblkystart = tlcblkystart + (cblkno / l_current_precinct->cw) * (1 << cblkheightexpn); \ OPJ_INT32 cblkxend = cblkxstart + (1 << cblkwidthexpn); \ OPJ_INT32 cblkyend = cblkystart + (1 << cblkheightexpn);\ \ /* code-block size (global) */ \ l_code_block->x0 = int_max(cblkxstart, l_current_precinct->x0); \ l_code_block->y0 = int_max(cblkystart, l_current_precinct->y0); \ l_code_block->x1 = int_min(cblkxend, l_current_precinct->x1); \ l_code_block->y1 = int_min(cblkyend, l_current_precinct->y1); \ \ if (! FUNCTION_ELEMENT(l_code_block)) { \ return OPJ_FALSE; \ } \ ++l_code_block; \ } \ ++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; \ } \ MACRO_TCD_ALLOCATE(tcd_init_encode_tile, opj_tcd_cblk_enc_v2_t, 1.f, enc, tcd_code_block_enc_allocate) MACRO_TCD_ALLOCATE(tcd_init_decode_tile, opj_tcd_cblk_dec_v2_t, 0.5f, dec, tcd_code_block_dec_allocate) #undef MACRO_TCD_ALLOCATE /** * Allocates memory for an encoding code block. */ opj_bool tcd_code_block_enc_allocate (opj_tcd_cblk_enc_v2_t * p_code_block) { if (! p_code_block->data) { p_code_block->data = (OPJ_BYTE*) opj_malloc(8192+1); if(! p_code_block->data) { return OPJ_FALSE; } p_code_block->data+=1; /* no memset since data */ p_code_block->layers = (opj_tcd_layer_t*) opj_malloc(100 * sizeof(opj_tcd_layer_t)); if (! p_code_block->layers) { return OPJ_FALSE; } p_code_block->passes = (opj_tcd_pass_v2_t*) opj_malloc(100 * sizeof(opj_tcd_pass_v2_t)); if (! p_code_block->passes) { return OPJ_FALSE; } } memset(p_code_block->layers,0,100 * sizeof(opj_tcd_layer_t)); memset(p_code_block->passes,0,100 * sizeof(opj_tcd_pass_v2_t)); return OPJ_TRUE; } /** * Allocates memory for a decoding code block. */ opj_bool tcd_code_block_dec_allocate (opj_tcd_cblk_dec_v2_t * p_code_block) { OPJ_UINT32 l_seg_size; if (! p_code_block->data) { p_code_block->data = (OPJ_BYTE*) opj_malloc(8192); if (! p_code_block->data) { return OPJ_FALSE; } /*fprintf(stderr, "Allocate 8192 elements of code_block->data\n");*/ l_seg_size = J2K_DEFAULT_NB_SEGS * sizeof(opj_tcd_seg_t); p_code_block->segs = (opj_tcd_seg_t *) opj_malloc(l_seg_size); if (! p_code_block->segs) { return OPJ_FALSE; } memset(p_code_block->segs,0,l_seg_size); /*fprintf(stderr, "Allocate %d elements of code_block->data\n", J2K_DEFAULT_NB_SEGS * sizeof(opj_tcd_seg_t));*/ p_code_block->m_current_max_segs = J2K_DEFAULT_NB_SEGS; /*fprintf(stderr, "m_current_max_segs of code_block->data = %d\n", p_code_block->m_current_max_segs);*/ } /* TODO */ /*p_code_block->numsegs = 0; */ return OPJ_TRUE; } OPJ_UINT32 tcd_get_decoded_tile_size ( opj_tcd_v2_t *p_tcd ) { OPJ_UINT32 i; OPJ_UINT32 l_data_size = 0; opj_image_comp_t * l_img_comp = 00; opj_tcd_tilecomp_v2_t * l_tile_comp = 00; opj_tcd_resolution_v2_t * l_res = 00; OPJ_UINT32 l_size_comp, l_remaining; l_tile_comp = p_tcd->tcd_image->tiles->comps; l_img_comp = p_tcd->image->comps; for (i=0;iimage->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_data_size += l_size_comp * (l_res->x1 - l_res->x0) * (l_res->y1 - l_res->y0); ++l_img_comp; ++l_tile_comp; } return l_data_size; } opj_bool tcd_encode_tile_v2(opj_tcd_v2_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_v2_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_v2_t *l_res_idx = &l_tilec_idx->resolutions[i]; p_cstr_info->tile[p_tile_no].pw[i] = l_res_idx->pw; p_cstr_info->tile[p_tile_no].ph[i] = l_res_idx->ph; l_num_packs += l_res_idx->pw * l_res_idx->ph; p_cstr_info->tile[p_tile_no].pdx[i] = l_tccp->prcw[i]; p_cstr_info->tile[p_tile_no].pdy[i] = l_tccp->prch[i]; } p_cstr_info->tile[p_tile_no].packet = (opj_packet_info_t*) opj_calloc(p_cstr_info->numcomps * p_cstr_info->numlayers * l_num_packs, sizeof(opj_packet_info_t)); } /* << INDEX */ /* FIXME _ProfStart(PGROUP_DC_SHIFT); */ /*---------------TILE-------------------*/ if (! tcd_dc_level_shift_encode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_DC_SHIFT); */ /* FIXME _ProfStart(PGROUP_MCT); */ if (! tcd_mct_encode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_MCT); */ /* FIXME _ProfStart(PGROUP_DWT); */ if (! tcd_dwt_encode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_DWT); */ /* FIXME _ProfStart(PGROUP_T1); */ if (! tcd_t1_encode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_T1); */ /* FIXME _ProfStart(PGROUP_RATE); */ if (! 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 (! 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 tcd_decode_tile_v2( opj_tcd_v2_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_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_v2_t *tcp = &p_tcd->cp->tcps[0]; opj_tccp_t *tccp = &tcp->tccps[compno]; opj_tcd_tilecomp_v2_t *tilec_idx = &p_tcd->tcd_image->tiles->comps[compno]; for (resno = 0; resno < tilec_idx->numresolutions; resno++) { opj_tcd_resolution_v2_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 (! tcd_t2_decode(p_tcd, p_src, &l_data_read, p_max_length, p_cstr_index)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_T2); */ /*------------------TIER1-----------------*/ /* FIXME _ProfStart(PGROUP_T1); */ if (! tcd_t1_decode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_T1); */ /*----------------DWT---------------------*/ /* FIXME _ProfStart(PGROUP_DWT); */ if (! tcd_dwt_decode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_DWT); */ /*----------------MCT-------------------*/ /* FIXME _ProfStart(PGROUP_MCT); */ if (! tcd_mct_decode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_MCT); */ /* FIXME _ProfStart(PGROUP_DC_SHIFT); */ if (! tcd_dc_level_shift_decode(p_tcd)) { return OPJ_FALSE; } /* FIXME _ProfStop(PGROUP_DC_SHIFT); */ /*---------------TILE-------------------*/ return OPJ_TRUE; } opj_bool tcd_update_tile_data ( opj_tcd_v2_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_v2_t * l_tilec = 00; opj_tcd_resolution_v2_t * l_res; OPJ_UINT32 l_size_comp, l_remaining; OPJ_UINT32 l_stride, l_width,l_height; l_data_size = tcd_get_decoded_tile_size(p_tcd); if (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;iimage->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 = (l_res->x1 - l_res->x0); l_height = (l_res->y1 - l_res->y0); l_stride = (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;jdata; OPJ_INT16 * l_dest_ptr = (OPJ_INT16 *) p_dest; if (l_img_comp->sgnd) { for (j=0;jdata; for (j=0;jtcd_image) { return; } if (p_tcd->m_is_decoder) { l_tcd_code_block_deallocate = tcd_code_block_dec_deallocate; } else { /* FIXME l_tcd_code_block_deallocate = 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_v2_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_v2_t); for (precno = 0; precno < l_nb_precincts; ++precno) { tgt_destroy(l_precinct->incltree); l_precinct->incltree = 00; 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->data) { opj_free(l_tile_comp->data); l_tile_comp->data = 00; } ++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; } opj_bool tcd_t2_decode ( opj_tcd_v2_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_t2_v2_t * l_t2; l_t2 = t2_create_v2(p_tcd->image, p_tcd->cp); if (l_t2 == 00) { return OPJ_FALSE; } if (! t2_decode_packets_v2( l_t2, p_tcd->tcd_tileno, p_tcd->tcd_image->tiles, p_src_data, p_data_read, p_max_src_size, p_cstr_index)) { t2_destroy_v2(l_t2); return OPJ_FALSE; } t2_destroy_v2(l_t2); /*---------------CLEAN-------------------*/ return OPJ_TRUE; } opj_bool tcd_t1_decode ( opj_tcd_v2_t *p_tcd ) { OPJ_UINT32 compno; opj_t1_t * l_t1; opj_tcd_tile_v2_t * l_tile = p_tcd->tcd_image->tiles; opj_tcd_tilecomp_v2_t* l_tile_comp = l_tile->comps; opj_tccp_t * l_tccp = p_tcd->tcp->tccps; l_t1 = t1_create_v2(); if (l_t1 == 00) { return OPJ_FALSE; } for (compno = 0; compno < l_tile->numcomps; ++compno) { /* The +3 is headroom required by the vectorized DWT */ t1_decode_cblks_v2(l_t1, l_tile_comp, l_tccp); ++l_tile_comp; ++l_tccp; } t1_destroy_v2(l_t1); return OPJ_TRUE; } opj_bool tcd_dwt_decode ( opj_tcd_v2_t *p_tcd ) { OPJ_UINT32 compno; opj_tcd_tile_v2_t * l_tile = p_tcd->tcd_image->tiles; opj_tcd_tilecomp_v2_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 (! dwt_decode_v2(l_tile_comp, l_img_comp->resno_decoded+1)) { return OPJ_FALSE; } } else { if (! dwt_decode_real_v2(l_tile_comp, l_img_comp->resno_decoded+1)) { return OPJ_FALSE; } } ++l_tile_comp; ++l_img_comp; ++l_tccp; } return OPJ_TRUE; } opj_bool tcd_mct_decode ( opj_tcd_v2_t *p_tcd ) { opj_tcd_tile_v2_t * l_tile = p_tcd->tcd_image->tiles; opj_tcp_v2_t * l_tcp = p_tcd->tcp; opj_tcd_tilecomp_v2_t * l_tile_comp = l_tile->comps; OPJ_UINT32 l_samples,i; if (! l_tcp->mct) { return OPJ_TRUE; } l_samples = (l_tile_comp->x1 - l_tile_comp->x0) * (l_tile_comp->y1 - l_tile_comp->y0); 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;inumcomps;++i) { l_data[i] = (OPJ_BYTE*) l_tile_comp->data; ++l_tile_comp; } if (! 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) { mct_decode( l_tile->comps[0].data, l_tile->comps[1].data, l_tile->comps[2].data, l_samples); } else { mct_decode_real( (float*)l_tile->comps[0].data, (float*)l_tile->comps[1].data, (float*)l_tile->comps[2].data, l_samples); } } } else { /* FIXME need to use opj_event_msg_v2 function */ fprintf(stderr,"Number of components (%d) is inconsistent with a MCT. Skip the MCT step.\n",l_tile->numcomps); } return OPJ_TRUE; } opj_bool tcd_dc_level_shift_decode ( opj_tcd_v2_t *p_tcd ) { OPJ_UINT32 compno; opj_tcd_tilecomp_v2_t * l_tile_comp = 00; opj_tccp_t * l_tccp = 00; opj_image_comp_t * l_img_comp = 00; opj_tcd_resolution_v2_t* l_res = 00; opj_tcp_v2_t * l_tcp = 00; opj_tcd_tile_v2_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_tcp = p_tcd->tcp; 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 = (l_res->x1 - l_res->x0); l_height = (l_res->y1 - l_res->y0); l_stride = (l_tile_comp->x1 - l_tile_comp->x0) - l_width; 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;jm_dc_level_shift, l_min, l_max); ++l_current_ptr; } l_current_ptr += l_stride; } } else { for (j=0;jm_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. */ void tcd_code_block_dec_deallocate (opj_tcd_precinct_v2_t * p_precinct) { OPJ_UINT32 cblkno , l_nb_code_blocks; opj_tcd_cblk_dec_v2_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_v2_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; } } OPJ_UINT32 tcd_get_encoded_tile_size ( opj_tcd_v2_t *p_tcd ) { OPJ_UINT32 i,l_data_size = 0; opj_image_comp_t * l_img_comp = 00; opj_tcd_tilecomp_v2_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;iimage->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 * (l_tilec->x1 - l_tilec->x0) * (l_tilec->y1 - l_tilec->y0); ++l_img_comp; ++l_tilec; } return l_data_size; } opj_bool tcd_dc_level_shift_encode ( opj_tcd_v2_t *p_tcd ) { OPJ_UINT32 compno; opj_tcd_tilecomp_v2_t * l_tile_comp = 00; opj_tccp_t * l_tccp = 00; opj_image_comp_t * l_img_comp = 00; opj_tcp_v2_t * l_tcp = 00; opj_tcd_tile_v2_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_tcp = p_tcd->tcp; 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 = (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; } opj_bool tcd_mct_encode ( opj_tcd_v2_t *p_tcd ) { opj_tcd_tile_v2_t * l_tile = p_tcd->tcd_image->tiles; opj_tcd_tilecomp_v2_t * l_tile_comp = p_tcd->tcd_image->tiles->comps; OPJ_UINT32 samples = (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_v2_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;inumcomps;++i) { l_data[i] = (OPJ_BYTE*) l_tile_comp->data; ++l_tile_comp; } if (! 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) { mct_encode_real(l_tile->comps[0].data, l_tile->comps[1].data, l_tile->comps[2].data, samples); } else { mct_encode(l_tile->comps[0].data, l_tile->comps[1].data, l_tile->comps[2].data, samples); } return OPJ_TRUE; } opj_bool tcd_dwt_encode ( opj_tcd_v2_t *p_tcd ) { opj_tcd_tile_v2_t * l_tile = p_tcd->tcd_image->tiles; opj_tcd_tilecomp_v2_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 (! dwt_encode_v2(l_tile_comp)) { return OPJ_FALSE; } } else if (l_tccp->qmfbid == 0) { if (! dwt_encode_real_v2(l_tile_comp)) { return OPJ_FALSE; } } ++l_tile_comp; ++l_tccp; } return OPJ_TRUE; } opj_bool tcd_t1_encode ( opj_tcd_v2_t *p_tcd ) { opj_t1_t * l_t1; const OPJ_FLOAT64 * l_mct_norms; opj_tcp_v2_t * l_tcp = p_tcd->tcp; l_t1 = t1_create_v2(); if (l_t1 == 00) { return OPJ_FALSE; } if (l_tcp->mct == 1) { /* irreversible encoding */ if (l_tcp->tccps->qmfbid == 0) { l_mct_norms = get_mct_norms_real(); } else { l_mct_norms = get_mct_norms(); } } else { l_mct_norms = (const OPJ_FLOAT64 *) (l_tcp->mct_norms); } if (! t1_encode_cblks_v2(l_t1, p_tcd->tcd_image->tiles , l_tcp, l_mct_norms)) { t1_destroy_v2(l_t1); return OPJ_FALSE; } t1_destroy_v2(l_t1); return OPJ_TRUE; } opj_bool tcd_t2_encode (opj_tcd_v2_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_v2_t * l_t2; l_t2 = t2_create_v2(p_tcd->image, p_tcd->cp); if (l_t2 == 00) { return OPJ_FALSE; } if (! t2_encode_packets_v2( 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)) { t2_destroy_v2(l_t2); return OPJ_FALSE; } t2_destroy_v2(l_t2); /*---------------CLEAN-------------------*/ return OPJ_TRUE; } opj_bool tcd_rate_allocate_encode( opj_tcd_v2_t *p_tcd, OPJ_BYTE * p_dest_data, OPJ_UINT32 p_max_dest_size, opj_codestream_info_t *p_cstr_info ) { opj_cp_v2_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 (! tcd_rateallocate_v2(p_tcd, p_dest_data,&l_nb_written, p_max_dest_size, p_cstr_info)) { return OPJ_FALSE; } } else { /* Fixed layer allocation */ tcd_rateallocate_fixed_v2(p_tcd); } return OPJ_TRUE; } opj_bool tcd_copy_tile_data ( opj_tcd_v2_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_v2_t * l_tilec = 00; OPJ_UINT32 l_size_comp, l_remaining; OPJ_UINT32 l_nb_elem; l_data_size = 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;iimage->numcomps;++i) { l_size_comp = l_img_comp->prec >> 3; /*(/ 8)*/ l_remaining = l_img_comp->prec & 7; /* (%8) */ l_nb_elem = (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;jdata; OPJ_INT16 * l_src_ptr = (OPJ_INT16 *) p_src; if (l_img_comp->sgnd) { for (j=0;jdata; for (j=0;j