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] =
+ int_ceildiv(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] =
+ int_ceildiv(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;
+ }
+ /* 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;
}
- /* << 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);
-
- }
- }
- }
+
+ 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, j;
+ unsigned int x0 = 0, y0 = 0, x1 = 0, y1 = 0, w, h, 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);
+
+ cblk->lastbp = 0; // Add Antonin : quantizbug1
}
+ }
}
+ }
}
- /* 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;
+
+ tcd_tile->distolayer[layno] = 0; //add fixed_quality
+
+ 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) {
+ 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; //add fixed_quality
+
+ 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;
+ double cumdisto[100]; //add fixed_quality
+ const double K = 1; // 1.1; //add fixed_quality
+ double maxSE = 0;
+ min = DBL_MAX;
+ max = 0;
+
+ tcd_tile->nbpix = 0; //add fixed_quality
+
+ for (compno = 0; compno < tcd_tile->numcomps; compno++) {
+ tcd_tilecomp_t *tilec = &tcd_tile->comps[compno];
+ tilec->nbpix = 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];
+ 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 */
+
+ tcd_tile->nbpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0)); //add fixed_quality
+ tilec->nbpix += ((cblk->x1 - cblk->x0) * (cblk->y1 - cblk->y0)); //add fixed_quality
+
+ } /* cbklno */
+ } /* precno */
+ } /* bandno */
+ } /* resno */
+ maxSE+=(double)(((1<<tcd_img->comps[compno].prec)-1)*((1<<tcd_img->comps[compno].prec)-1))*(tilec->nbpix);
+ } /* compno */
+
+ /* add antonin index */
+ if (info_IM->index_on) {
+ info_tile *info_TL = &info_IM->tile[tcd_tileno];
+ info_TL->nbpix = tcd_tile->nbpix;
+ info_TL->distotile = tcd_tile->distotile;
+ info_TL->thresh =
+ (double *) malloc(tcd_tcp->numlayers * sizeof(double));
+ }
+ /* dda */
+
+ 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;
+ double distotarget; //add fixed_quality
+
+ distotarget = tcd_tile->distotile - ((K * maxSE) / pow(10, tcd_tcp->distoratio[layno] / 10)); // add fixed_quality
+
+ for (i = 0; i < 32; i++) {
+ volatile double thresh = (lo + hi) / 2;
+ int l=0;
+ double distoachieved = 0; // add fixed_quality
+
+ tcd_makelayer(layno, thresh, 0);
+
+ if (tcd_cp->fixed_quality) { // add fixed_quality
+ distoachieved =
+ layno ==
+ 0 ? tcd_tile->distolayer[0] : cumdisto[layno - 1] +
+ tcd_tile->distolayer[layno];
+ if (distoachieved < distotarget) {
+ hi = thresh;
+ continue;
}
-
- if (!success) {
- longjmp(j2k_error, 1);
+ lo = thresh;
+ } else {
+ 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;
+ }
- if (info_IM->index_on) { /* Threshold for Marcela Index */
- info_IM->tile[tcd_tileno].thresh[layno] = goodthresh;
- }
- tcd_makelayer(layno, goodthresh, 1);
+ success = 1;
+ goodthresh = thresh;
+ goodlen = l;
+
+ }
+
+ 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);
+ cumdisto[layno] =
+ layno ==
+ 0 ? tcd_tile->distolayer[0] : cumdisto[layno - 1] +
+ tcd_tile->distolayer[layno]; // add fixed_quality
+ }
}
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];
+ int compno;
+ int l,i;
+ 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]; //Based on Component 0
+ for (i=0;i<tilec_idx->numresolutions;i++) {
+ tcd_resolution_t *res_idx = &tilec_idx->resolutions[i];
+
+ info_IM->tile[tileno].pw[i] = res_idx->pw;
+ info_IM->tile[tileno].ph[i] = res_idx->ph;
+
+ info_IM->tile[tileno].pdx[i] = tccp->prcw[i];
+ info_IM->tile[tileno].pdy[i] = tccp->prch[i];
}
- /* << INDEX */
+ }
+ /* << 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 || tcd_cp->fixed_quality) // mod fixed_quality
+ /* 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];
+ int compno;
+ int l,i;
+ 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]; //Based on Component 0
+ for (i=0;i<tilec_idx->numresolutions;i++) {
+ tcd_resolution_t *res_idx = &tilec_idx->resolutions[i];
+
+ info_IM->tile[tileno].pw[i] = res_idx->pw;
+ info_IM->tile[tileno].ph[i] = res_idx->ph;
+
+ info_IM->tile[tileno].pdx[i] = tccp->prcw[i];
+ info_IM->tile[tileno].pdy[i] = tccp->prch[i];
}
- /* << INDEX */
+ }
+ /* << 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 */
- 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 || tcd_cp->fixed_quality) // mod fixed_quality
+ /* 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;
+ double tmp= (double) tilec->data[i - res->x0 + (j - res->y0) * tw];
+ if (tcd_tcp->tccps[compno].qmfbid == 1) {
+ v = (int) tmp;
+ } else {
+ //v = (int) tmp >> 13;
+ //Mod antonin : multbug1
+ v = (int) ((fabs(tmp/8192.0)>=floor(fabs(tmp/8192.0))+0.5)?fabs(tmp/8192.0)+1.0:fabs(tmp/8192.0));
+ v = (tmp<0)?-v:v;
+ //doM
}
+ 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;
}
projects / openjpeg.git / blobdiff