diff options
| author | Sebastien Lugan <slugan@users.noreply.github.com> | 2004-04-29 13:27:24 +0000 |
|---|---|---|
| committer | Sebastien Lugan <slugan@users.noreply.github.com> | 2004-04-29 13:27:24 +0000 |
| commit | 64c34e0d5260ef8e4dee4638458431aec0e1e614 (patch) | |
| tree | be55a288cf2553bc3e116439878e3c8ed090c0ad /libopenjpeg/tcd.c | |
| parent | ec9bd9f6a455a83da8c2c77f5b2628b416cca18f (diff) | |
Reformatage : indent -kr -i2 -ci2 $(find . -name '*.c') $(find . -name '*.h')
Diffstat (limited to 'libopenjpeg/tcd.c')
| -rw-r--r-- | libopenjpeg/tcd.c | 2676 |
1 files changed, 1284 insertions, 1392 deletions
diff --git a/libopenjpeg/tcd.c b/libopenjpeg/tcd.c index c97cc620..fed44ecf 100644 --- a/libopenjpeg/tcd.c +++ b/libopenjpeg/tcd.c @@ -60,1548 +60,1440 @@ extern jmp_buf j2k_error; void tcd_dump(tcd_image_t * img, int curtileno) { - int tileno, compno, resno, bandno, precno, cblkno; - /* fprintf(stderr, "image {\n"); */ - fprintf(stderr, " tw=%d, th=%d x0 %d x1 %d\n", img->tw, img->th, - tcd_img->x0, tcd_img->x1); - for (tileno = 0; tileno < 1; tileno++) { - tcd_tile_t *tile = &tcd_image.tiles[curtileno]; - /* fprintf(stderr, " tile {\n"); */ - /* fprintf(stderr, " 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++) { - tcd_tilecomp_t *tilec = &tile->comps[compno]; - /* fprintf(stderr, " tilec {\n"); */ - /* fprintf(stderr, " 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++) { - tcd_resolution_t *res = &tilec->resolutions[resno]; - /* fprintf(stderr, "\n res {\n"); */ - /* fprintf(stderr, " 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++) { - tcd_band_t *band = &res->bands[bandno]; - /* fprintf(stderr, " band {\n"); */ - /* fprintf(stderr, " x0=%d, y0=%d, x1=%d, y1=%d, stepsize=%d, numbps=%d\n", band->x0, band->y0, band->x1, band->y1, band->stepsize, band->numbps); */ - for (precno = 0; precno < res->pw * res->ph; precno++) { - tcd_precinct_t *prec = &band->precincts[precno]; - /* fprintf(stderr, " prec {\n"); */ - /* fprintf(stderr, " 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++) { - /* tcd_cblk_t *cblk=&prec->cblks[cblkno]; */ - /* fprintf(stderr, " cblk {\n"); */ - /* fprintf(stderr, " x0=%d, y0=%d, x1=%d, y1=%d\n", cblk->x0, cblk->y0, cblk->x1, cblk->y1); */ - /* fprintf(stderr, " }\n"); */ - } - /* fprintf(stderr, " }\n"); */ - } - /* fprintf(stderr, " }\n"); */ - } - /* fprintf(stderr, " }\n"); */ + int tileno, compno, resno, bandno, precno, cblkno; + /* fprintf(stderr, "image {\n"); */ + fprintf(stderr, " tw=%d, th=%d x0 %d x1 %d\n", img->tw, img->th, + tcd_img->x0, tcd_img->x1); + for (tileno = 0; tileno < 1; tileno++) { + tcd_tile_t *tile = &tcd_image.tiles[curtileno]; + /* fprintf(stderr, " tile {\n"); */ + /* fprintf(stderr, " 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++) { + tcd_tilecomp_t *tilec = &tile->comps[compno]; + /* fprintf(stderr, " tilec {\n"); */ + /* fprintf(stderr, " 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++) { + tcd_resolution_t *res = &tilec->resolutions[resno]; + /* fprintf(stderr, "\n res {\n"); */ + /* fprintf(stderr, " 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++) { + tcd_band_t *band = &res->bands[bandno]; + /* fprintf(stderr, " band {\n"); */ + /* fprintf(stderr, " x0=%d, y0=%d, x1=%d, y1=%d, stepsize=%d, numbps=%d\n", band->x0, band->y0, band->x1, band->y1, band->stepsize, band->numbps); */ + for (precno = 0; precno < res->pw * res->ph; precno++) { + tcd_precinct_t *prec = &band->precincts[precno]; + /* fprintf(stderr, " prec {\n"); */ + /* fprintf(stderr, " 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++) { + /* tcd_cblk_t *cblk=&prec->cblks[cblkno]; */ + /* fprintf(stderr, " cblk {\n"); */ + /* fprintf(stderr, " x0=%d, y0=%d, x1=%d, y1=%d\n", cblk->x0, cblk->y0, cblk->x1, cblk->y1); */ + /* fprintf(stderr, " }\n"); */ } - /* fprintf(stderr, " }\n"); */ + /* fprintf(stderr, " }\n"); */ + } + /* fprintf(stderr, " }\n"); */ } - /* fprintf(stderr, " }\n"); */ + /* fprintf(stderr, " }\n"); */ + } + /* fprintf(stderr, " }\n"); */ } - /* fprintf(stderr, "}\n"); */ + /* fprintf(stderr, " }\n"); */ + } + /* fprintf(stderr, "}\n"); */ } void tcd_malloc_encode(j2k_image_t * img, j2k_cp_t * cp, int curtileno) { - int tileno, compno, resno, bandno, precno, cblkno; - tcd_img = img; - tcd_cp = cp; - tcd_image.tw = cp->tw; - tcd_image.th = cp->th; - tcd_image.tiles = (tcd_tile_t *) malloc(sizeof(tcd_tile_t)); - - for (tileno = 0; tileno < 1; tileno++) { - j2k_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 */ - /* tcd_tile_t *tile=&tcd_image.tiles[tileno]; */ - tile = tcd_image.tiles; - /* 4 borders of the tile rescale on the image if necessary */ - tile->x0 = int_max(cp->tx0 + p * cp->tdx, img->x0); - tile->y0 = int_max(cp->ty0 + q * cp->tdy, img->y0); - tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, img->x1); - tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, img->y1); - tile->numcomps = img->numcomps; - /* tile->PPT=img->PPT; */ - /* Modification of the RATE >> */ - for (j = 0; j < tcp->numlayers; j++) { - tcp->rates[j] = - ceil(tile->numcomps * (tile->x1 - tile->x0) * - (tile->y1 - - tile->y0) * img->comps[0].prec / (tcp->rates[j] * 8 * - img->comps[0].dx * - img->comps[0].dy)); - 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; - } + int tileno, compno, resno, bandno, precno, cblkno; + tcd_img = img; + tcd_cp = cp; + tcd_image.tw = cp->tw; + tcd_image.th = cp->th; + tcd_image.tiles = (tcd_tile_t *) malloc(sizeof(tcd_tile_t)); + + for (tileno = 0; tileno < 1; tileno++) { + j2k_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 */ + /* tcd_tile_t *tile=&tcd_image.tiles[tileno]; */ + tile = tcd_image.tiles; + /* 4 borders of the tile rescale on the image if necessary */ + tile->x0 = int_max(cp->tx0 + p * cp->tdx, img->x0); + tile->y0 = int_max(cp->ty0 + q * cp->tdy, img->y0); + tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, img->x1); + tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, img->y1); + tile->numcomps = img->numcomps; + /* tile->PPT=img->PPT; */ + /* Modification of the RATE >> */ + for (j = 0; j < tcp->numlayers; j++) { + tcp->rates[j] = + ceil(tile->numcomps * (tile->x1 - tile->x0) * + (tile->y1 - + tile->y0) * img->comps[0].prec / (tcp->rates[j] * 8 * + img->comps[0].dx * + img->comps[0].dy)); + 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 = + (tcd_tilecomp_t *) malloc(img->numcomps * sizeof(tcd_tilecomp_t)); + for (compno = 0; compno < tile->numcomps; compno++) { + j2k_tccp_t *tccp = &tcp->tccps[compno]; + /* tcd_tilecomp_t *tilec=&tile->comps[compno]; */ + tilec = &tile->comps[compno]; + /* border of each tile component (global) */ + tilec->x0 = int_ceildiv(tile->x0, img->comps[compno].dx); + + tilec->y0 = int_ceildiv(tile->y0, img->comps[compno].dy); + tilec->x1 = int_ceildiv(tile->x1, img->comps[compno].dx); + tilec->y1 = int_ceildiv(tile->y1, img->comps[compno].dy); + + tilec->data = + (int *) malloc((tilec->x1 - tilec->x0) * + (tilec->y1 - tilec->y0) * sizeof(int)); + tilec->numresolutions = tccp->numresolutions; + + tilec->resolutions = + (tcd_resolution_t *) malloc(tilec->numresolutions * + sizeof(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; + /* tcd_resolution_t *res=&tilec->resolutions[resno]; */ + + 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; } - /* << Modification of the RATE */ - - tile->comps = - (tcd_tilecomp_t *) malloc(img->numcomps * - sizeof(tcd_tilecomp_t)); - for (compno = 0; compno < tile->numcomps; compno++) { - j2k_tccp_t *tccp = &tcp->tccps[compno]; - /* tcd_tilecomp_t *tilec=&tile->comps[compno]; */ - tilec = &tile->comps[compno]; - /* border of each tile component (global) */ - tilec->x0 = int_ceildiv(tile->x0, img->comps[compno].dx); - - tilec->y0 = int_ceildiv(tile->y0, img->comps[compno].dy); - tilec->x1 = int_ceildiv(tile->x1, img->comps[compno].dx); - tilec->y1 = int_ceildiv(tile->y1, img->comps[compno].dy); - - tilec->data = - (int *) malloc((tilec->x1 - tilec->x0) * - (tilec->y1 - tilec->y0) * sizeof(int)); - tilec->numresolutions = tccp->numresolutions; - - tilec->resolutions = - (tcd_resolution_t *) malloc(tilec->numresolutions * - sizeof(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; - /* tcd_resolution_t *res=&tilec->resolutions[resno]; */ - - 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; - j2k_stepsize_t *ss; - 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 = img->comps[compno].prec + gain; - band->stepsize = - (int) floor((1.0 + ss->mant / 2048.0) * - pow(2.0, numbps - ss->expn) * 8192.0); - band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */ - - band->precincts = - (tcd_precinct_t *) malloc(3 * res->pw * res->ph * - sizeof(tcd_precinct_t)); - - for (i = 0; i < res->pw * res->ph * 3; i++) { - band->precincts[i].imsbtree = NULL; - band->precincts[i].incltree = 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); - /* tcd_precinct_t *prc=&band->precincts[precno]; */ - 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 = - (tcd_cblk_t *) malloc((prc->cw * prc->ch) * - sizeof(tcd_cblk_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); - - cblk = &prc->cblks[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); - } - } - } + /* 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; + j2k_stepsize_t *ss; + 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 = img->comps[compno].prec + gain; + band->stepsize = + (int) floor((1.0 + ss->mant / 2048.0) * + pow(2.0, numbps - ss->expn) * 8192.0); + band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */ + + band->precincts = + (tcd_precinct_t *) malloc(3 * res->pw * res->ph * + sizeof(tcd_precinct_t)); + + for (i = 0; i < res->pw * res->ph * 3; i++) { + band->precincts[i].imsbtree = NULL; + band->precincts[i].incltree = 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); + /* tcd_precinct_t *prc=&band->precincts[precno]; */ + 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 = + (tcd_cblk_t *) malloc((prc->cw * prc->ch) * + sizeof(tcd_cblk_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); + + cblk = &prc->cblks[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); } + } } + } } - /* tcd_dump(&tcd_image,curtileno); */ + } + /* tcd_dump(&tcd_image,curtileno); */ } void tcd_free_encode(j2k_image_t * img, j2k_cp_t * cp, int curtileno) { - int tileno, compno, resno, bandno, precno; - tcd_img = img; - tcd_cp = cp; - tcd_image.tw = cp->tw; - tcd_image.th = cp->th; - for (tileno = 0; tileno < 1; tileno++) { - /* j2k_tcp_t *tcp=&cp->tcps[curtileno]; */ - tile = tcd_image.tiles; - for (compno = 0; compno < tile->numcomps; compno++) { - tilec = &tile->comps[compno]; - for (resno = 0; resno < tilec->numresolutions; resno++) { - res = &tilec->resolutions[resno]; - for (bandno = 0; bandno < res->numbands; bandno++) { - band = &res->bands[bandno]; - for (precno = 0; precno < res->pw * res->ph; precno++) { - prc = &band->precincts[precno]; - - if (prc->incltree != NULL) - tgt_destroy(prc->incltree); - if (prc->imsbtree != NULL) - tgt_destroy(prc->imsbtree); - free(prc->cblks); - } /* for (precno */ - free(band->precincts); - } /* for (bandno */ - } /* for (resno */ - free(tilec->resolutions); - } /* for (compno */ - free(tile->comps); - } /* for (tileno */ - free(tcd_image.tiles); + int tileno, compno, resno, bandno, precno; + tcd_img = img; + tcd_cp = cp; + tcd_image.tw = cp->tw; + tcd_image.th = cp->th; + for (tileno = 0; tileno < 1; tileno++) { + /* j2k_tcp_t *tcp=&cp->tcps[curtileno]; */ + tile = tcd_image.tiles; + for (compno = 0; compno < tile->numcomps; compno++) { + tilec = &tile->comps[compno]; + for (resno = 0; resno < tilec->numresolutions; resno++) { + res = &tilec->resolutions[resno]; + for (bandno = 0; bandno < res->numbands; bandno++) { + band = &res->bands[bandno]; + for (precno = 0; precno < res->pw * res->ph; precno++) { + prc = &band->precincts[precno]; + + if (prc->incltree != NULL) + tgt_destroy(prc->incltree); + if (prc->imsbtree != NULL) + tgt_destroy(prc->imsbtree); + free(prc->cblks); + } /* for (precno */ + free(band->precincts); + } /* for (bandno */ + } /* for (resno */ + free(tilec->resolutions); + } /* for (compno */ + free(tile->comps); + } /* for (tileno */ + free(tcd_image.tiles); } void tcd_init_encode(j2k_image_t * img, j2k_cp_t * cp, int curtileno) { - int tileno, compno, resno, bandno, precno, cblkno; - - for (tileno = 0; tileno < 1; tileno++) { - j2k_tcp_t *tcp = &cp->tcps[curtileno]; - int j; - // int previous_x0, previous_x1, previous_y0, previous_y1; - /* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ - int p = curtileno % cp->tw; - int q = curtileno / cp->tw; - tile = tcd_image.tiles; - - /* 4 borders of the tile rescale on the image if necessary */ - tile->x0 = int_max(cp->tx0 + p * cp->tdx, img->x0); - tile->y0 = int_max(cp->ty0 + q * cp->tdy, img->y0); - tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, img->x1); - tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, img->y1); - - tile->numcomps = img->numcomps; - /* tile->PPT=img->PPT; */ - /* Modification of the RATE >> */ - for (j = 0; j < tcp->numlayers; j++) { - tcp->rates[j] = - ceil(tile->numcomps * (tile->x1 - tile->x0) * - (tile->y1 - - tile->y0) * img->comps[0].prec / (tcp->rates[j] * 8 * - img->comps[0].dx * - img->comps[0].dy)); - 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; - } + int tileno, compno, resno, bandno, precno, cblkno; + + for (tileno = 0; tileno < 1; tileno++) { + j2k_tcp_t *tcp = &cp->tcps[curtileno]; + int j; + // int previous_x0, previous_x1, previous_y0, previous_y1; + /* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ + int p = curtileno % cp->tw; + int q = curtileno / cp->tw; + tile = tcd_image.tiles; + + /* 4 borders of the tile rescale on the image if necessary */ + tile->x0 = int_max(cp->tx0 + p * cp->tdx, img->x0); + tile->y0 = int_max(cp->ty0 + q * cp->tdy, img->y0); + tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, img->x1); + tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, img->y1); + + tile->numcomps = img->numcomps; + /* tile->PPT=img->PPT; */ + /* Modification of the RATE >> */ + for (j = 0; j < tcp->numlayers; j++) { + tcp->rates[j] = + ceil(tile->numcomps * (tile->x1 - tile->x0) * + (tile->y1 - + tile->y0) * img->comps[0].prec / (tcp->rates[j] * 8 * + img->comps[0].dx * + img->comps[0].dy)); + 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=(tcd_tilecomp_t*)realloc(tile->comps,img->numcomps*sizeof(tcd_tilecomp_t)); */ + for (compno = 0; compno < tile->numcomps; compno++) { + j2k_tccp_t *tccp = &tcp->tccps[compno]; + /* int realloc_op; */ + + tilec = &tile->comps[compno]; + /* border of each tile component (global) */ + tilec->x0 = int_ceildiv(tile->x0, img->comps[compno].dx); + tilec->y0 = int_ceildiv(tile->y0, img->comps[compno].dy); + tilec->x1 = int_ceildiv(tile->x1, img->comps[compno].dx); + tilec->y1 = int_ceildiv(tile->y1, img->comps[compno].dy); + + tilec->data = + (int *) malloc((tilec->x1 - tilec->x0) * + (tilec->y1 - tilec->y0) * sizeof(int)); + tilec->numresolutions = tccp->numresolutions; + /* tilec->resolutions=(tcd_resolution_t*)realloc(tilec->resolutions,tilec->numresolutions*sizeof(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; + + 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; } - /* << Modification of the RATE */ - /* tile->comps=(tcd_tilecomp_t*)realloc(tile->comps,img->numcomps*sizeof(tcd_tilecomp_t)); */ - for (compno = 0; compno < tile->numcomps; compno++) { - j2k_tccp_t *tccp = &tcp->tccps[compno]; - /* int realloc_op; */ - - tilec = &tile->comps[compno]; - /* border of each tile component (global) */ - tilec->x0 = int_ceildiv(tile->x0, img->comps[compno].dx); - tilec->y0 = int_ceildiv(tile->y0, img->comps[compno].dy); - tilec->x1 = int_ceildiv(tile->x1, img->comps[compno].dx); - tilec->y1 = int_ceildiv(tile->y1, img->comps[compno].dy); - - tilec->data = - (int *) malloc((tilec->x1 - tilec->x0) * - (tilec->y1 - tilec->y0) * sizeof(int)); - tilec->numresolutions = tccp->numresolutions; - /* tilec->resolutions=(tcd_resolution_t*)realloc(tilec->resolutions,tilec->numresolutions*sizeof(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; - - 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; - j2k_stepsize_t *ss; - 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 = img->comps[compno].prec + gain; - band->stepsize = - (int) floor((1.0 + ss->mant / 2048.0) * - pow(2.0, numbps - ss->expn) * 8192.0); - 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); - - 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; - - free(prc->cblks); - prc->cblks = - (tcd_cblk_t *) malloc(prc->cw * prc->ch * - sizeof(tcd_cblk_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); - cblk = &prc->cblks[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); - - } - } - } + /* 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; + j2k_stepsize_t *ss; + 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 = img->comps[compno].prec + gain; + band->stepsize = + (int) floor((1.0 + ss->mant / 2048.0) * + pow(2.0, numbps - ss->expn) * 8192.0); + 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); + + 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; + + free(prc->cblks); + prc->cblks = + (tcd_cblk_t *) malloc(prc->cw * prc->ch * + sizeof(tcd_cblk_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); + cblk = &prc->cblks[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); + } + } } + } } - /* tcd_dump(&tcd_image,0); */ + } + /* tcd_dump(&tcd_image,0); */ } void tcd_init(j2k_image_t * img, j2k_cp_t * cp) { - int tileno, compno, resno, bandno, precno, cblkno, i; - unsigned int x0 = 0, y0 = 0, x1 = 0, y1 = 0, w, h, j, p, q; - tcd_img = img; - tcd_cp = cp; - tcd_image.tw = cp->tw; - tcd_image.th = cp->th; - tcd_image.tiles = - (tcd_tile_t *) malloc(cp->tw * cp->th * sizeof(tcd_tile_t)); - - /*for (tileno = 0; tileno < cp->tw * cp->th; tileno++) { - j2k_tcp_t *tcp = &cp->tcps[tileno]; - tcd_tile_t *tile = &tcd_image.tiles[tileno]; */ - - for (i = 0; i < cp->tileno_size; i++) { - j2k_tcp_t *tcp = &cp->tcps[cp->tileno[i]]; - tcd_tile_t *tile = &tcd_image.tiles[cp->tileno[i]]; - tileno = cp->tileno[i]; - - - // int previous_x0, previous_x1, previous_y0, previous_y1; - /* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ - 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, img->x0); - tile->y0 = int_max(cp->ty0 + q * cp->tdy, img->y0); - tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, img->x1); - tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, img->y1); - - tile->numcomps = img->numcomps; - tile->comps = - (tcd_tilecomp_t *) malloc(img->numcomps * - sizeof(tcd_tilecomp_t)); - for (compno = 0; compno < tile->numcomps; compno++) { - j2k_tccp_t *tccp = &tcp->tccps[compno]; - tcd_tilecomp_t *tilec = &tile->comps[compno]; - /* border of each tile component (global) */ - tilec->x0 = int_ceildiv(tile->x0, img->comps[compno].dx); - tilec->y0 = int_ceildiv(tile->y0, img->comps[compno].dy); - tilec->x1 = int_ceildiv(tile->x1, img->comps[compno].dx); - tilec->y1 = int_ceildiv(tile->y1, img->comps[compno].dy); - - tilec->data = - (int *) malloc((tilec->x1 - tilec->x0) * - (tilec->y1 - tilec->y0) * sizeof(int)); - tilec->numresolutions = tccp->numresolutions; - tilec->resolutions = - (tcd_resolution_t *) malloc(tilec->numresolutions * - sizeof(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; - 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; - j2k_stepsize_t *ss; - 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 = img->comps[compno].prec + gain; - band->stepsize = - (int) floor((1.0 + ss->mant / 2048.0) * - pow(2.0, numbps - ss->expn) * 8192.0); - band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */ - - band->precincts = - (tcd_precinct_t *) malloc(res->pw * res->ph * - sizeof(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); - 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 = - (tcd_cblk_t *) malloc(prc->cw * prc->ch * - sizeof(tcd_cblk_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); - tcd_cblk_t *cblk = &prc->cblks[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); - } - } - } + int tileno, compno, resno, bandno, precno, cblkno, i; + unsigned int x0 = 0, y0 = 0, x1 = 0, y1 = 0, w, h, j, p, q; + tcd_img = img; + tcd_cp = cp; + tcd_image.tw = cp->tw; + tcd_image.th = cp->th; + tcd_image.tiles = + (tcd_tile_t *) malloc(cp->tw * cp->th * sizeof(tcd_tile_t)); + + /*for (tileno = 0; tileno < cp->tw * cp->th; tileno++) { + j2k_tcp_t *tcp = &cp->tcps[tileno]; + tcd_tile_t *tile = &tcd_image.tiles[tileno]; */ + + for (i = 0; i < cp->tileno_size; i++) { + j2k_tcp_t *tcp = &cp->tcps[cp->tileno[i]]; + tcd_tile_t *tile = &tcd_image.tiles[cp->tileno[i]]; + tileno = cp->tileno[i]; + + + // int previous_x0, previous_x1, previous_y0, previous_y1; + /* cfr p59 ISO/IEC FDIS15444-1 : 2000 (18 august 2000) */ + 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, img->x0); + tile->y0 = int_max(cp->ty0 + q * cp->tdy, img->y0); + tile->x1 = int_min(cp->tx0 + (p + 1) * cp->tdx, img->x1); + tile->y1 = int_min(cp->ty0 + (q + 1) * cp->tdy, img->y1); + + tile->numcomps = img->numcomps; + tile->comps = + (tcd_tilecomp_t *) malloc(img->numcomps * sizeof(tcd_tilecomp_t)); + for (compno = 0; compno < tile->numcomps; compno++) { + j2k_tccp_t *tccp = &tcp->tccps[compno]; + tcd_tilecomp_t *tilec = &tile->comps[compno]; + /* border of each tile component (global) */ + tilec->x0 = int_ceildiv(tile->x0, img->comps[compno].dx); + tilec->y0 = int_ceildiv(tile->y0, img->comps[compno].dy); + tilec->x1 = int_ceildiv(tile->x1, img->comps[compno].dx); + tilec->y1 = int_ceildiv(tile->y1, img->comps[compno].dy); + + tilec->data = + (int *) malloc((tilec->x1 - tilec->x0) * + (tilec->y1 - tilec->y0) * sizeof(int)); + tilec->numresolutions = tccp->numresolutions; + tilec->resolutions = + (tcd_resolution_t *) malloc(tilec->numresolutions * + sizeof(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; + 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; + j2k_stepsize_t *ss; + 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 = img->comps[compno].prec + gain; + band->stepsize = + (int) floor((1.0 + ss->mant / 2048.0) * + pow(2.0, numbps - ss->expn) * 8192.0); + band->numbps = ss->expn + tccp->numgbits - 1; /* WHY -1 ? */ + + band->precincts = + (tcd_precinct_t *) malloc(res->pw * res->ph * + sizeof(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); + 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 = + (tcd_cblk_t *) malloc(prc->cw * prc->ch * + sizeof(tcd_cblk_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); + tcd_cblk_t *cblk = &prc->cblks[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); } + } } + } } - /* tcd_dump(&tcd_image,0); */ - - - /* Allocate place to store the date decoded = fianl image */ - /* Place limited by the tile really present in the codestream */ - for (i = 0; i < img->numcomps; i++) { - for (j = 0; j < cp->tileno_size; j++) { - tileno = cp->tileno[j]; - x0 = j == 0 ? tcd_image.tiles[tileno].x0 : int_min(x0, - tcd_image. - tiles - [tileno]. - x0); - y0 = j == 0 ? tcd_image.tiles[tileno].y0 : int_min(y0, - tcd_image. - tiles - [tileno]. - y0); - x1 = j == 0 ? tcd_image.tiles[tileno].x1 : int_max(x1, - tcd_image. - tiles - [tileno]. - x1); - y1 = j == 0 ? tcd_image.tiles[tileno].y1 : int_max(y1, - tcd_image. - tiles - [tileno]. - y1); - } - w = int_ceildiv(x1 - x0, img->comps[i].dx); - h = int_ceildiv(y1 - y0, img->comps[i].dy); - img->comps[i].data = (int *) calloc(w * h, sizeof(int)); - img->comps[i].w = w; - img->comps[i].h = h; - img->comps[i].x0 = x0; - img->comps[i].y0 = y0; + } + /* tcd_dump(&tcd_image,0); */ + + + /* Allocate place to store the date decoded = fianl image */ + /* Place limited by the tile really present in the codestream */ + for (i = 0; i < img->numcomps; i++) { + for (j = 0; j < cp->tileno_size; j++) { + tileno = cp->tileno[j]; + x0 = j == 0 ? tcd_image.tiles[tileno].x0 : int_min(x0, + tcd_image. + tiles[tileno].x0); + y0 = j == 0 ? tcd_image.tiles[tileno].y0 : int_min(y0, + tcd_image. + tiles[tileno].y0); + x1 = j == 0 ? tcd_image.tiles[tileno].x1 : int_max(x1, + tcd_image. + tiles[tileno].x1); + y1 = j == 0 ? tcd_image.tiles[tileno].y1 : int_max(y1, + tcd_image. + tiles[tileno].y1); } + w = int_ceildiv(x1 - x0, img->comps[i].dx); + h = int_ceildiv(y1 - y0, img->comps[i].dy); + img->comps[i].data = (int *) calloc(w * h, sizeof(int)); + img->comps[i].w = w; + img->comps[i].h = h; + img->comps[i].x0 = x0; + img->comps[i].y0 = y0; + } } void tcd_makelayer_fixed(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; - - /*matrice=(int*)malloc(tcd_tcp->numlayers*tcd_tile->comps[0].numresolutions*3*sizeof(int)); */ - - for (compno = 0; compno < tcd_tile->numcomps; compno++) { - 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) (tcd_cp-> - matrice[i * tilec->numresolutions * 3 + - j * 3 + - k] * - (float) (tcd_img->comps[compno].prec / - 16.0)); - }}} - - for (resno = 0; resno < tilec->numresolutions; resno++) { - tcd_resolution_t *res = &tilec->resolutions[resno]; - for (bandno = 0; bandno < res->numbands; bandno++) { - tcd_band_t *band = &res->bands[bandno]; - for (precno = 0; precno < res->pw * res->ph; precno++) { - tcd_precinct_t *prc = &band->precincts[precno]; - for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { - tcd_cblk_t *cblk = &prc->cblks[cblkno]; - tcd_layer_t *layer = &cblk->layers[layno]; - int n; - int imsb = tcd_img->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; - } - } + 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; + + /*matrice=(int*)malloc(tcd_tcp->numlayers*tcd_tile->comps[0].numresolutions*3*sizeof(int)); */ + + for (compno = 0; compno < tcd_tile->numcomps; compno++) { + 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) (tcd_cp-> + matrice[i * tilec->numresolutions * 3 + + j * 3 + + k] * + (float) (tcd_img->comps[compno].prec / 16.0)); + }}} + + for (resno = 0; resno < tilec->numresolutions; resno++) { + tcd_resolution_t *res = &tilec->resolutions[resno]; + for (bandno = 0; bandno < res->numbands; bandno++) { + tcd_band_t *band = &res->bands[bandno]; + for (precno = 0; precno < res->pw * res->ph; precno++) { + tcd_precinct_t *prc = &band->precincts[precno]; + for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { + tcd_cblk_t *cblk = &prc->cblks[cblkno]; + tcd_layer_t *layer = &cblk->layers[layno]; + int n; + int imsb = tcd_img->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() { - int layno; + int layno; - for (layno = 0; layno < tcd_tcp->numlayers; layno++) { - tcd_makelayer_fixed(layno, 1); - } + for (layno = 0; layno < tcd_tcp->numlayers; layno++) { + tcd_makelayer_fixed(layno, 1); + } } void tcd_makelayer(int layno, double thresh, int final) { - int compno, resno, bandno, precno, cblkno, passno; - for (compno = 0; compno < tcd_tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tcd_tile->comps[compno]; - for (resno = 0; resno < tilec->numresolutions; resno++) { - tcd_resolution_t *res = &tilec->resolutions[resno]; - for (bandno = 0; bandno < res->numbands; bandno++) { - tcd_band_t *band = &res->bands[bandno]; - for (precno = 0; precno < res->pw * res->ph; precno++) { - tcd_precinct_t *prc = &band->precincts[precno]; - for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { - tcd_cblk_t *cblk = &prc->cblks[cblkno]; - 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; - 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 == 0) { - if (dd != 0) - n = passno + 1; - continue; - } - if (dd / dr > thresh) - n = passno + 1; - } - layer->numpasses = n - cblk->numpassesinlayers; - if (!layer->numpasses) - 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; - } - - if (final) - cblk->numpassesinlayers = n; - } - } + int compno, resno, bandno, precno, cblkno, passno; + for (compno = 0; compno < tcd_tile->numcomps; compno++) { + tcd_tilecomp_t *tilec = &tcd_tile->comps[compno]; + for (resno = 0; resno < tilec->numresolutions; resno++) { + tcd_resolution_t *res = &tilec->resolutions[resno]; + for (bandno = 0; bandno < res->numbands; bandno++) { + tcd_band_t *band = &res->bands[bandno]; + for (precno = 0; precno < res->pw * res->ph; precno++) { + tcd_precinct_t *prc = &band->precincts[precno]; + for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { + tcd_cblk_t *cblk = &prc->cblks[cblkno]; + 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; + 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 == 0) { + if (dd != 0) + n = passno + 1; + continue; + } + if (dd / dr > thresh) + n = passno + 1; + } + layer->numpasses = n - cblk->numpassesinlayers; + if (!layer->numpasses) + 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; } + + if (final) + cblk->numpassesinlayers = n; + } } + } } + } } void tcd_rateallocate(unsigned char *dest, int len, info_image * info_IM) { - int compno, resno, bandno, precno, cblkno, passno, layno; - double min, max; - min = DBL_MAX; - max = 0; - - for (compno = 0; compno < tcd_tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tcd_tile->comps[compno]; - for (resno = 0; resno < tilec->numresolutions; resno++) { - tcd_resolution_t *res = &tilec->resolutions[resno]; - for (bandno = 0; bandno < res->numbands; bandno++) { - tcd_band_t *band = &res->bands[bandno]; - for (precno = 0; precno < res->pw * res->ph; precno++) { - tcd_precinct_t *prc = &band->precincts[precno]; - for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { - tcd_cblk_t *cblk = &prc->cblks[cblkno]; - for (passno = 0; passno < cblk->totalpasses; - passno++) { - 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 */ - } /* cbklno */ - } /* precno */ - } /* bandno */ - } /* resno */ - } /* compno */ - if (info_IM->index_on) { /* Threshold for Marcela Index */ - info_IM->tile[tcd_tileno].thresh = - (double *) malloc(tcd_tcp->numlayers * sizeof(double)); - } - for (layno = 0; layno < tcd_tcp->numlayers; layno++) { - volatile double lo = min; - volatile double hi = max; - volatile int success = 0; - volatile int maxlen = int_min(tcd_tcp->rates[layno], len); - volatile double goodthresh; - volatile int goodlen; - volatile int i; - - for (i = 0; i < 32; i++) { - volatile double thresh = (lo + hi) / 2; - int l; - - tcd_makelayer(layno, thresh, 0); - - l = t2_encode_packets(tcd_img, tcd_cp, tcd_tileno, tcd_tile, - layno + 1, dest, maxlen, info_IM); - /* fprintf(stderr, "rate alloc: len=%d, max=%d\n", l, maxlen); */ - if (l == -999) { - lo = thresh; + int compno, resno, bandno, precno, cblkno, passno, layno; + double min, max; + min = DBL_MAX; + max = 0; + + for (compno = 0; compno < tcd_tile->numcomps; compno++) { + tcd_tilecomp_t *tilec = &tcd_tile->comps[compno]; + for (resno = 0; resno < tilec->numresolutions; resno++) { + tcd_resolution_t *res = &tilec->resolutions[resno]; + for (bandno = 0; bandno < res->numbands; bandno++) { + tcd_band_t *band = &res->bands[bandno]; + for (precno = 0; precno < res->pw * res->ph; precno++) { + tcd_precinct_t *prc = &band->precincts[precno]; + for (cblkno = 0; cblkno < prc->cw * prc->ch; cblkno++) { + tcd_cblk_t *cblk = &prc->cblks[cblkno]; + for (passno = 0; passno < cblk->totalpasses; passno++) { + 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; - } - - hi = thresh; - success = 1; - goodthresh = thresh; - goodlen = l; - } + } + rdslope = dd / dr; + if (rdslope < min) { + min = rdslope; + } + if (rdslope > max) { + max = rdslope; + } + } /* passno */ + } /* cbklno */ + } /* precno */ + } /* bandno */ + } /* resno */ + } /* compno */ + if (info_IM->index_on) { /* Threshold for Marcela Index */ + info_IM->tile[tcd_tileno].thresh = + (double *) malloc(tcd_tcp->numlayers * sizeof(double)); + } + for (layno = 0; layno < tcd_tcp->numlayers; layno++) { + volatile double lo = min; + volatile double hi = max; + volatile int success = 0; + volatile int maxlen = int_min(tcd_tcp->rates[layno], len); + volatile double goodthresh; + volatile int goodlen; + volatile int i; + + for (i = 0; i < 32; i++) { + volatile double thresh = (lo + hi) / 2; + int l; + + tcd_makelayer(layno, thresh, 0); + + l = t2_encode_packets(tcd_img, tcd_cp, tcd_tileno, tcd_tile, + layno + 1, dest, maxlen, info_IM); + /* fprintf(stderr, "rate alloc: len=%d, max=%d\n", l, maxlen); */ + if (l == -999) { + lo = thresh; + continue; + } + + hi = thresh; + success = 1; + goodthresh = thresh; + goodlen = l; + } - if (!success) { - longjmp(j2k_error, 1); - } + if (!success) { + longjmp(j2k_error, 1); + } - if (info_IM->index_on) { /* Threshold for Marcela Index */ - info_IM->tile[tcd_tileno].thresh[layno] = goodthresh; - } - tcd_makelayer(layno, goodthresh, 1); + if (info_IM->index_on) { /* Threshold for Marcela Index */ + info_IM->tile[tcd_tileno].thresh[layno] = goodthresh; } + tcd_makelayer(layno, goodthresh, 1); + } } int tcd_encode_tile_pxm(int tileno, unsigned char *dest, int len, info_image * info_IM) { - int compno; - int l; - clock_t time7; - tcd_tile_t *tile; - j2k_tcp_t *tcp = &tcd_cp->tcps[0]; - j2k_tccp_t *tccp = &tcp->tccps[0]; - - tcd_tileno = tileno; - tcd_tile = tcd_image.tiles; - tcd_tcp = &tcd_cp->tcps[tileno]; - tile = tcd_tile; - /* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */ - if (info_IM->index_on) { - tcd_tilecomp_t *tilec_idx = &tile->comps[0]; /* old parser version */ - tcd_resolution_t *res_idx = &tilec_idx->resolutions[0]; /* old parser version */ - - info_IM->tile[tileno].pw = res_idx->pw; - info_IM->tile[tileno].ph = res_idx->ph; - - info_IM->pw = res_idx->pw; /* old parser version */ - info_IM->ph = res_idx->ph; /* old parser version */ - info_IM->pdx = 1 << tccp->prcw[tccp->numresolutions - 1]; - info_IM->pdy = 1 << tccp->prch[tccp->numresolutions - 1]; - } - /* << INDEX */ + int compno; + int l; + clock_t time7; + tcd_tile_t *tile; + j2k_tcp_t *tcp = &tcd_cp->tcps[0]; + j2k_tccp_t *tccp = &tcp->tccps[0]; + + tcd_tileno = tileno; + tcd_tile = tcd_image.tiles; + tcd_tcp = &tcd_cp->tcps[tileno]; + tile = tcd_tile; + /* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */ + if (info_IM->index_on) { + tcd_tilecomp_t *tilec_idx = &tile->comps[0]; /* old parser version */ + tcd_resolution_t *res_idx = &tilec_idx->resolutions[0]; /* old parser version */ + + info_IM->tile[tileno].pw = res_idx->pw; + info_IM->tile[tileno].ph = res_idx->ph; + + info_IM->pw = res_idx->pw; /* old parser version */ + info_IM->ph = res_idx->ph; /* old parser version */ + info_IM->pdx = 1 << tccp->prcw[tccp->numresolutions - 1]; + info_IM->pdy = 1 << tccp->prch[tccp->numresolutions - 1]; + } + /* << INDEX */ /*---------------TILE-------------------*/ - time7 = clock(); + time7 = clock(); + + for (compno = 0; compno < tile->numcomps; compno++) { + FILE *src; + char tmp[256]; + int k; + unsigned char elmt; + int i, j; + int tw, w; + tcd_tilecomp_t *tilec = &tile->comps[compno]; + int adjust = + tcd_img->comps[compno].sgnd ? 0 : 1 << (tcd_img->comps[compno]. + prec - 1); + int offset_x, offset_y; + + offset_x = int_ceildiv(tcd_img->x0, tcd_img->comps[compno].dx); + offset_y = int_ceildiv(tcd_img->y0, tcd_img->comps[compno].dy); + tw = tilec->x1 - tilec->x0; + w = int_ceildiv(tcd_img->x1 - tcd_img->x0, tcd_img->comps[compno].dx); + sprintf(tmp, "Compo%d", compno); /* component file */ + src = fopen(tmp, "rb"); + if (!src) { + fprintf(stderr, "failed to open %s for reading\n", tmp); + return 1; + } - for (compno = 0; compno < tile->numcomps; compno++) { - FILE *src; - char tmp[256]; - int k; - unsigned char elmt; - int i, j; - int tw, w; - tcd_tilecomp_t *tilec = &tile->comps[compno]; - int adjust = - tcd_img->comps[compno].sgnd ? 0 : 1 << (tcd_img->comps[compno]. - prec - 1); - int offset_x, offset_y; - - offset_x = int_ceildiv(tcd_img->x0, tcd_img->comps[compno].dx); - offset_y = int_ceildiv(tcd_img->y0, tcd_img->comps[compno].dy); - tw = tilec->x1 - tilec->x0; - w = int_ceildiv(tcd_img->x1 - tcd_img->x0, - tcd_img->comps[compno].dx); - sprintf(tmp, "Compo%d", compno); /* component file */ - src = fopen(tmp, "rb"); - if (!src) { - fprintf(stderr, "failed to open %s for reading\n", tmp); - return 1; + /* read the Compo file to extract data of the tile */ + k = 0; + fseek(src, (tilec->x0 - offset_x) + (tilec->y0 - offset_y) * w, + SEEK_SET); + k = (tilec->x0 - offset_x) + (tilec->y0 - offset_y) * w; + for (j = tilec->y0; j < tilec->y1; j++) { + for (i = tilec->x0; i < tilec->x1; i++) { + if (tcd_tcp->tccps[compno].qmfbid == 1) { + elmt = fgetc(src); + tilec->data[i - tilec->x0 + (j - tilec->y0) * tw] = + elmt - adjust; + k++; + } else if (tcd_tcp->tccps[compno].qmfbid == 0) { + elmt = fgetc(src); + tilec->data[i - tilec->x0 + (j - tilec->y0) * tw] = + (elmt - adjust) << 13; + k++; } + } + fseek(src, (tilec->x0 - offset_x) + (j + 1 - offset_y) * w - k, + SEEK_CUR); + k = tilec->x0 - offset_x + (j + 1 - offset_y) * w; - /* read the Compo file to extract data of the tile */ - k = 0; - fseek(src, (tilec->x0 - offset_x) + (tilec->y0 - offset_y) * w, - SEEK_SET); - k = (tilec->x0 - offset_x) + (tilec->y0 - offset_y) * w; - for (j = tilec->y0; j < tilec->y1; j++) { - for (i = tilec->x0; i < tilec->x1; i++) { - if (tcd_tcp->tccps[compno].qmfbid == 1) { - elmt = fgetc(src); - tilec->data[i - tilec->x0 + (j - tilec->y0) * tw] = - elmt - adjust; - k++; - } else if (tcd_tcp->tccps[compno].qmfbid == 0) { - elmt = fgetc(src); - tilec->data[i - tilec->x0 + (j - tilec->y0) * tw] = - (elmt - adjust) << 13; - k++; - } - } - fseek(src, (tilec->x0 - offset_x) + (j + 1 - offset_y) * w - k, - SEEK_CUR); - k = tilec->x0 - offset_x + (j + 1 - offset_y) * w; - - } - fclose(src); } + fclose(src); + } /*----------------MCT-------------------*/ - if (tcd_tcp->mct) { - if (tcd_tcp->tccps[0].qmfbid == 0) { - mct_encode_real(tile->comps[0].data, tile->comps[1].data, - tile->comps[2].data, - (tile->comps[0].x1 - - tile->comps[0].x0) * (tile->comps[0].y1 - - tile->comps[0].y0)); - } else { - mct_encode(tile->comps[0].data, tile->comps[1].data, - tile->comps[2].data, - (tile->comps[0].x1 - - tile->comps[0].x0) * (tile->comps[0].y1 - - tile->comps[0].y0)); - } + if (tcd_tcp->mct) { + if (tcd_tcp->tccps[0].qmfbid == 0) { + mct_encode_real(tile->comps[0].data, tile->comps[1].data, + tile->comps[2].data, + (tile->comps[0].x1 - + tile->comps[0].x0) * (tile->comps[0].y1 - + tile->comps[0].y0)); + } else { + mct_encode(tile->comps[0].data, tile->comps[1].data, + tile->comps[2].data, + (tile->comps[0].x1 - + tile->comps[0].x0) * (tile->comps[0].y1 - + tile->comps[0].y0)); } + } /*----------------DWT---------------------*/ - /* time3=clock(); */ - for (compno = 0; compno < tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tile->comps[compno]; - if (tcd_tcp->tccps[compno].qmfbid == 1) { - dwt_encode(tilec->data, tilec->x1 - tilec->x0, - tilec->y1 - tilec->y0, tilec, - tilec->numresolutions - 1); - } else if (tcd_tcp->tccps[compno].qmfbid == 0) { - dwt_encode_real(tilec->data, tilec->x1 - tilec->x0, - tilec->y1 - tilec->y0, tilec, - tilec->numresolutions - 1); - } + /* time3=clock(); */ + for (compno = 0; compno < tile->numcomps; compno++) { + tcd_tilecomp_t *tilec = &tile->comps[compno]; + if (tcd_tcp->tccps[compno].qmfbid == 1) { + dwt_encode(tilec->data, tilec->x1 - tilec->x0, + tilec->y1 - tilec->y0, tilec, tilec->numresolutions - 1); + } else if (tcd_tcp->tccps[compno].qmfbid == 0) { + dwt_encode_real(tilec->data, tilec->x1 - tilec->x0, + tilec->y1 - tilec->y0, tilec, + tilec->numresolutions - 1); } + } /*------------------TIER1-----------------*/ - t1_init_luts(); - t1_encode_cblks(tile, tcd_tcp); + t1_init_luts(); + t1_encode_cblks(tile, tcd_tcp); /*-----------RATE-ALLOCATE------------------*/ - info_IM->index_write = 0; /* INDEX */ + info_IM->index_write = 0; /* INDEX */ - if (tcd_cp->disto_alloc) - /* Normal Rate/distortion allocation */ - tcd_rateallocate(dest, len, info_IM); - else - /* Fixed layer allocation */ - tcd_rateallocate_fixed(); + if (tcd_cp->disto_alloc) + /* Normal Rate/distortion allocation */ + tcd_rateallocate(dest, len, info_IM); + else + /* Fixed layer allocation */ + tcd_rateallocate_fixed(); /*--------------TIER2------------------*/ - info_IM->index_write = 1; /* INDEX */ - l = t2_encode_packets(tcd_img, tcd_cp, tileno, tile, - tcd_tcp->numlayers, dest, len, info_IM); + info_IM->index_write = 1; /* INDEX */ + l = t2_encode_packets(tcd_img, tcd_cp, tileno, tile, + tcd_tcp->numlayers, dest, len, info_IM); /*---------------CLEAN-------------------*/ - time7 = clock() - time7; - printf("total: %ld.%.3ld s\n", time7 / CLOCKS_PER_SEC, - (time7 % CLOCKS_PER_SEC) * 1000 / CLOCKS_PER_SEC); + time7 = clock() - time7; + printf("total: %ld.%.3ld s\n", time7 / CLOCKS_PER_SEC, + (time7 % CLOCKS_PER_SEC) * 1000 / CLOCKS_PER_SEC); - /* cleaning memory */ - for (compno = 0; compno < tile->numcomps; compno++) { - tilec = &tile->comps[compno]; - free(tilec->data); - } + /* cleaning memory */ + for (compno = 0; compno < tile->numcomps; compno++) { + tilec = &tile->comps[compno]; + free(tilec->data); + } - return l; + return l; } int tcd_encode_tile_pgx(int tileno, unsigned char *dest, int len, info_image * info_IM) { - int compno; - int l; - clock_t time; - tcd_tile_t *tile; - j2k_tcp_t *tcp = &tcd_cp->tcps[0]; - j2k_tccp_t *tccp = &tcp->tccps[0]; - - tcd_tileno = tileno; - tcd_tile = tcd_image.tiles; - tcd_tcp = &tcd_cp->tcps[tileno]; - tile = tcd_tile; - /* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */ - if (info_IM->index_on) { - tcd_tilecomp_t *tilec_idx = &tile->comps[0]; - tcd_resolution_t *res_idx = &tilec_idx->resolutions[0]; - info_IM->tile[tileno].pw = res_idx->pw; - info_IM->tile[tileno].ph = res_idx->ph; - info_IM->pw = res_idx->pw; /* old parser version */ - info_IM->ph = res_idx->ph; /* old parser version */ - info_IM->pdx = 1 << tccp->prcw[tccp->numresolutions - 1]; - info_IM->pdy = 1 << tccp->prch[tccp->numresolutions - 1]; - } - /* << INDEX */ + int compno; + int l; + clock_t time; + tcd_tile_t *tile; + j2k_tcp_t *tcp = &tcd_cp->tcps[0]; + j2k_tccp_t *tccp = &tcp->tccps[0]; + + tcd_tileno = tileno; + tcd_tile = tcd_image.tiles; + tcd_tcp = &tcd_cp->tcps[tileno]; + tile = tcd_tile; + /* INDEX >> "Precinct_nb_X et Precinct_nb_Y" */ + if (info_IM->index_on) { + tcd_tilecomp_t *tilec_idx = &tile->comps[0]; + tcd_resolution_t *res_idx = &tilec_idx->resolutions[0]; + info_IM->tile[tileno].pw = res_idx->pw; + info_IM->tile[tileno].ph = res_idx->ph; + info_IM->pw = res_idx->pw; /* old parser version */ + info_IM->ph = res_idx->ph; /* old parser version */ + info_IM->pdx = 1 << tccp->prcw[tccp->numresolutions - 1]; + info_IM->pdy = 1 << tccp->prch[tccp->numresolutions - 1]; + } + /* << INDEX */ /*---------------TILE-------------------*/ - time = clock(); - - for (compno = 0; compno < tile->numcomps; compno++) { - FILE *src; - char tmp[256]; - int k; - int elmt; - int i, j; - int tw, w; - tcd_tilecomp_t *tilec = &tile->comps[compno]; - int adjust = - tcd_img->comps[compno].sgnd ? 0 : 1 << (tcd_img->comps[compno]. - prec - 1); - int offset_x, offset_y; - - offset_x = int_ceildiv(tcd_img->x0, tcd_img->comps[compno].dx); - offset_y = int_ceildiv(tcd_img->y0, tcd_img->comps[compno].dy); - tw = tilec->x1 - tilec->x0; - w = int_ceildiv(tcd_img->x1 - tcd_img->x0, - tcd_img->comps[compno].dx); - sprintf(tmp, "bandtile%d", tileno / tcd_cp->tw + 1); /* bandtile file opening */ - src = fopen(tmp, "rb"); - if (!src) { - fprintf(stderr, "failed to open %s for reading\n", tmp); - return 1; - } - /* Extract data from bandtile file limited to the current tile */ - k = 0; - while (k < tilec->x0 - offset_x) { - k++; - fscanf(src, "%d", &elmt); - } + time = clock(); + + for (compno = 0; compno < tile->numcomps; compno++) { + FILE *src; + char tmp[256]; + int k; + int elmt; + int i, j; + int tw, w; + tcd_tilecomp_t *tilec = &tile->comps[compno]; + int adjust = + tcd_img->comps[compno].sgnd ? 0 : 1 << (tcd_img->comps[compno]. + prec - 1); + int offset_x, offset_y; + + offset_x = int_ceildiv(tcd_img->x0, tcd_img->comps[compno].dx); + offset_y = int_ceildiv(tcd_img->y0, tcd_img->comps[compno].dy); + tw = tilec->x1 - tilec->x0; + w = int_ceildiv(tcd_img->x1 - tcd_img->x0, tcd_img->comps[compno].dx); + sprintf(tmp, "bandtile%d", tileno / tcd_cp->tw + 1); /* bandtile file opening */ + src = fopen(tmp, "rb"); + if (!src) { + fprintf(stderr, "failed to open %s for reading\n", tmp); + return 1; + } + /* Extract data from bandtile file limited to the current tile */ + k = 0; + while (k < tilec->x0 - offset_x) { + k++; + fscanf(src, "%d", &elmt); + } - for (j = 0; j < tilec->y1 - tilec->y0; j++) { - for (i = tilec->x0; i < tilec->x1; i++) { - if (tcd_tcp->tccps[compno].qmfbid == 1) { - fscanf(src, "%d", &elmt); - tilec->data[i - tilec->x0 + (j) * tw] = elmt - adjust; - k++; - } else if (tcd_tcp->tccps[compno].qmfbid == 0) { - fscanf(src, "%d", &elmt); - tilec->data[i - tilec->x0 + (j) * tw] = - (elmt - adjust) << 13; - k++; - } - } - while (k < tilec->x0 - offset_x + (j + 1) * w) { - k++; - fscanf(src, "%d", &elmt); - } + for (j = 0; j < tilec->y1 - tilec->y0; j++) { + for (i = tilec->x0; i < tilec->x1; i++) { + if (tcd_tcp->tccps[compno].qmfbid == 1) { + fscanf(src, "%d", &elmt); + tilec->data[i - tilec->x0 + (j) * tw] = elmt - adjust; + k++; + } else if (tcd_tcp->tccps[compno].qmfbid == 0) { + fscanf(src, "%d", &elmt); + tilec->data[i - tilec->x0 + (j) * tw] = (elmt - adjust) << 13; + k++; } - fclose(src); + } + while (k < tilec->x0 - offset_x + (j + 1) * w) { + k++; + fscanf(src, "%d", &elmt); + } } + fclose(src); + } /*----------------MCT-------------------*/ - if (tcd_tcp->mct) { - if (tcd_tcp->tccps[0].qmfbid == 0) { - mct_encode_real(tile->comps[0].data, tile->comps[1].data, - tile->comps[2].data, - (tile->comps[0].x1 - - tile->comps[0].x0) * (tile->comps[0].y1 - - tile->comps[0].y0)); - } else { - mct_encode(tile->comps[0].data, tile->comps[1].data, - tile->comps[2].data, - (tile->comps[0].x1 - - tile->comps[0].x0) * (tile->comps[0].y1 - - tile->comps[0].y0)); - } + if (tcd_tcp->mct) { + if (tcd_tcp->tccps[0].qmfbid == 0) { + mct_encode_real(tile->comps[0].data, tile->comps[1].data, + tile->comps[2].data, + (tile->comps[0].x1 - + tile->comps[0].x0) * (tile->comps[0].y1 - + tile->comps[0].y0)); + } else { + mct_encode(tile->comps[0].data, tile->comps[1].data, + tile->comps[2].data, + (tile->comps[0].x1 - + tile->comps[0].x0) * (tile->comps[0].y1 - + tile->comps[0].y0)); } + } /*----------------DWT---------------------*/ - for (compno = 0; compno < tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tile->comps[compno]; - if (tcd_tcp->tccps[compno].qmfbid == 1) { - dwt_encode(tilec->data, tilec->x1 - tilec->x0, - tilec->y1 - tilec->y0, tilec, - tilec->numresolutions - 1); - } else if (tcd_tcp->tccps[compno].qmfbid == 0) { - dwt_encode_real(tilec->data, tilec->x1 - tilec->x0, - tilec->y1 - tilec->y0, tilec, - tilec->numresolutions - 1); - } + for (compno = 0; compno < tile->numcomps; compno++) { + tcd_tilecomp_t *tilec = &tile->comps[compno]; + if (tcd_tcp->tccps[compno].qmfbid == 1) { + dwt_encode(tilec->data, tilec->x1 - tilec->x0, + tilec->y1 - tilec->y0, tilec, tilec->numresolutions - 1); + } else if (tcd_tcp->tccps[compno].qmfbid == 0) { + dwt_encode_real(tilec->data, tilec->x1 - tilec->x0, + tilec->y1 - tilec->y0, tilec, + tilec->numresolutions - 1); } + } /*------------------TIER1-----------------*/ - t1_init_luts(); - t1_encode_cblks(tile, tcd_tcp); + t1_init_luts(); + t1_encode_cblks(tile, tcd_tcp); /*-----------RATE-ALLOCATE------------------*/ - info_IM->index_write = 0; /* INDEX */ + info_IM->index_write = 0; /* INDEX */ - info_IM->index_write = 0; /* INDEX */ + info_IM->index_write = 0; /* INDEX */ - if (tcd_cp->disto_alloc) - /* Normal Rate/distortion allocation */ - tcd_rateallocate(dest, len, info_IM); - else - /* Fixed layer allocation */ - tcd_rateallocate_fixed(); + if (tcd_cp->disto_alloc) + /* Normal Rate/distortion allocation */ + tcd_rateallocate(dest, len, info_IM); + else + /* Fixed layer allocation */ + tcd_rateallocate_fixed(); /*--------------TIER2------------------*/ - info_IM->index_write = 1; /* INDEX */ + info_IM->index_write = 1; /* INDEX */ - l = t2_encode_packets(tcd_img, tcd_cp, tileno, tile, - tcd_tcp->numlayers, dest, len, info_IM); + l = t2_encode_packets(tcd_img, tcd_cp, tileno, tile, + tcd_tcp->numlayers, dest, len, info_IM); /*---------------CLEAN-------------------*/ - time = clock() - time; - printf("total: %ld.%.3ld s\n", time / CLOCKS_PER_SEC, - (time % CLOCKS_PER_SEC) * 1000 / CLOCKS_PER_SEC); + time = clock() - time; + printf("total: %ld.%.3ld s\n", time / CLOCKS_PER_SEC, + (time % CLOCKS_PER_SEC) * 1000 / CLOCKS_PER_SEC); - for (compno = 0; compno < tile->numcomps; compno++) { - tilec = &tile->comps[compno]; - free(tilec->data); - } + for (compno = 0; compno < tile->numcomps; compno++) { + tilec = &tile->comps[compno]; + free(tilec->data); + } - return l; + return l; } int tcd_decode_tile(unsigned char *src, int len, int tileno) { - int l; - int compno; - int eof = 0; - clock_t time; - tcd_tile_t *tile; + int l; + int compno; + int eof = 0; + clock_t time; + tcd_tile_t *tile; - tcd_tileno = tileno; - tcd_tile = &tcd_image.tiles[tileno]; - tcd_tcp = &tcd_cp->tcps[tileno]; - tile = tcd_tile; + tcd_tileno = tileno; + tcd_tile = &tcd_image.tiles[tileno]; + tcd_tcp = &tcd_cp->tcps[tileno]; + tile = tcd_tile; - time = clock(); + time = clock(); - fprintf(stderr, "tile decoding time %d/%d: ", tileno + 1, - tcd_cp->tw * tcd_cp->th); + fprintf(stderr, "tile decoding time %d/%d: ", tileno + 1, + tcd_cp->tw * tcd_cp->th); /*--------------TIER2------------------*/ - l = t2_decode_packets(src, len, tcd_img, tcd_cp, tileno, tile); + l = t2_decode_packets(src, len, tcd_img, tcd_cp, tileno, tile); - if (l == -999) { - eof = 1; - fprintf(stderr, "tcd_decode: incomplete bistream\n"); - } + if (l == -999) { + eof = 1; + fprintf(stderr, "tcd_decode: incomplete bistream\n"); + } /*------------------TIER1-----------------*/ - t1_init_luts(); - t1_decode_cblks(tile, tcd_tcp); + t1_init_luts(); + t1_decode_cblks(tile, tcd_tcp); /*----------------DWT---------------------*/ - for (compno = 0; compno < tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tile->comps[compno]; - if (tcd_cp->reduce_on == 1) { - tcd_img->comps[compno].resno_decoded = - tile->comps[compno].numresolutions - tcd_cp->reduce_value - - 1; - } + for (compno = 0; compno < tile->numcomps; compno++) { + tcd_tilecomp_t *tilec = &tile->comps[compno]; + if (tcd_cp->reduce_on == 1) { + tcd_img->comps[compno].resno_decoded = + tile->comps[compno].numresolutions - tcd_cp->reduce_value - 1; + } - if (tcd_tcp->tccps[compno].qmfbid == 1) { - dwt_decode(tilec->data, tilec->x1 - tilec->x0, - tilec->y1 - tilec->y0, tilec, - tilec->numresolutions - 1, - tilec->numresolutions - 1 - - tcd_img->comps[compno].resno_decoded); - } else { - dwt_decode_real(tilec->data, tilec->x1 - tilec->x0, - tilec->y1 - tilec->y0, tilec, - tilec->numresolutions - 1, - tilec->numresolutions - 1 - - tcd_img->comps[compno].resno_decoded); - } - - if (tile->comps[compno].numresolutions > 0) - tcd_img->comps[compno].factor = - tile->comps[compno].numresolutions - - (tcd_img->comps[compno].resno_decoded + 1); + if (tcd_tcp->tccps[compno].qmfbid == 1) { + dwt_decode(tilec->data, tilec->x1 - tilec->x0, + tilec->y1 - tilec->y0, tilec, + tilec->numresolutions - 1, + tilec->numresolutions - 1 - + tcd_img->comps[compno].resno_decoded); + } else { + dwt_decode_real(tilec->data, tilec->x1 - tilec->x0, + tilec->y1 - tilec->y0, tilec, + tilec->numresolutions - 1, + tilec->numresolutions - 1 - + tcd_img->comps[compno].resno_decoded); } + if (tile->comps[compno].numresolutions > 0) + tcd_img->comps[compno].factor = + tile->comps[compno].numresolutions - + (tcd_img->comps[compno].resno_decoded + 1); + } + /*----------------MCT-------------------*/ - if (tcd_tcp->mct) { - if (tcd_tcp->tccps[0].qmfbid == 1) { - mct_decode(tile->comps[0].data, tile->comps[1].data, - tile->comps[2].data, - (tile->comps[0].x1 - - tile->comps[0].x0) * (tile->comps[0].y1 - - tile->comps[0].y0)); - } else { - mct_decode_real(tile->comps[0].data, tile->comps[1].data, - tile->comps[2].data, - (tile->comps[0].x1 - - tile->comps[0].x0) * (tile->comps[0].y1 - - tile->comps[0].y0)); - } + if (tcd_tcp->mct) { + if (tcd_tcp->tccps[0].qmfbid == 1) { + mct_decode(tile->comps[0].data, tile->comps[1].data, + tile->comps[2].data, + (tile->comps[0].x1 - + tile->comps[0].x0) * (tile->comps[0].y1 - + tile->comps[0].y0)); + } else { + mct_decode_real(tile->comps[0].data, tile->comps[1].data, + tile->comps[2].data, + (tile->comps[0].x1 - + tile->comps[0].x0) * (tile->comps[0].y1 - + tile->comps[0].y0)); } + } /*---------------TILE-------------------*/ - for (compno = 0; compno < tile->numcomps; compno++) { - tcd_tilecomp_t *tilec = &tile->comps[compno]; - tcd_resolution_t *res = - &tilec->resolutions[tcd_img->comps[compno].resno_decoded]; - int adjust = - tcd_img->comps[compno].sgnd ? 0 : 1 << (tcd_img->comps[compno]. - prec - 1); - int min = - tcd_img->comps[compno]. - sgnd ? -(1 << (tcd_img->comps[compno].prec - 1)) : 0; - int max = - tcd_img->comps[compno]. - sgnd ? (1 << (tcd_img->comps[compno].prec - 1)) - - 1 : (1 << tcd_img->comps[compno].prec) - 1; - - int tw = tilec->x1 - tilec->x0; - int w = tcd_img->comps[compno].w; - - int i, j; - int offset_x = - int_ceildivpow2(tcd_img->comps[compno].x0, - tcd_img->comps[compno].factor); - int offset_y = - int_ceildivpow2(tcd_img->comps[compno].y0, - tcd_img->comps[compno].factor); - - for (j = res->y0; j < res->y1; j++) { - for (i = res->x0; i < res->x1; i++) { - - int v; - if (tcd_tcp->tccps[compno].qmfbid == 1) { - v = tilec->data[i - res->x0 + (j - res->y0) * tw]; - } else { - v = tilec->data[i - res->x0 + - (j - res->y0) * tw] >> 13; - } - v += adjust; - - tcd_img->comps[compno].data[(i - offset_x) + - (j - offset_y) * w] = - int_clamp(v, min, max); - } + for (compno = 0; compno < tile->numcomps; compno++) { + tcd_tilecomp_t *tilec = &tile->comps[compno]; + tcd_resolution_t *res = + &tilec->resolutions[tcd_img->comps[compno].resno_decoded]; + int adjust = + tcd_img->comps[compno].sgnd ? 0 : 1 << (tcd_img->comps[compno]. + prec - 1); + int min = + tcd_img->comps[compno]. + sgnd ? -(1 << (tcd_img->comps[compno].prec - 1)) : 0; + int max = + tcd_img->comps[compno]. + sgnd ? (1 << (tcd_img->comps[compno].prec - 1)) - + 1 : (1 << tcd_img->comps[compno].prec) - 1; + + int tw = tilec->x1 - tilec->x0; + int w = tcd_img->comps[compno].w; + + int i, j; + int offset_x = int_ceildivpow2(tcd_img->comps[compno].x0, + tcd_img->comps[compno].factor); + int offset_y = int_ceildivpow2(tcd_img->comps[compno].y0, + tcd_img->comps[compno].factor); + + for (j = res->y0; j < res->y1; j++) { + for (i = res->x0; i < res->x1; i++) { + + int v; + if (tcd_tcp->tccps[compno].qmfbid == 1) { + v = tilec->data[i - res->x0 + (j - res->y0) * tw]; + } else { + v = tilec->data[i - res->x0 + (j - res->y0) * tw] >> 13; } + v += adjust; + + tcd_img->comps[compno].data[(i - offset_x) + + (j - offset_y) * w] = + int_clamp(v, min, max); + } } + } - time = clock() - time; - fprintf(stderr, "total: %ld.%.3ld s\n", time / CLOCKS_PER_SEC, - (time % CLOCKS_PER_SEC) * 1000 / CLOCKS_PER_SEC); + time = clock() - time; + fprintf(stderr, "total: %ld.%.3ld s\n", time / CLOCKS_PER_SEC, + (time % CLOCKS_PER_SEC) * 1000 / CLOCKS_PER_SEC); - if (eof) { - longjmp(j2k_error, 1); - } + if (eof) { + longjmp(j2k_error, 1); + } - return l; + return l; } |
