/*
- * The copyright in this software is being made available under the 2-clauses
- * BSD License, included below. This software may be subject to other third
+ * The copyright in this software is being made available under the 2-clauses
+ * BSD License, included below. This software may be subject to other third
* party and contributor rights, including patent rights, and no such rights
* are granted under this license.
*
* Copyright (c) 2002-2014, Professor Benoit Macq
* Copyright (c) 2001-2003, David Janssens
* Copyright (c) 2002-2003, Yannick Verschueren
- * Copyright (c) 2003-2007, Francois-Olivier Devaux
+ * Copyright (c) 2003-2007, Francois-Olivier Devaux
* Copyright (c) 2003-2014, Antonin Descampe
* Copyright (c) 2005, Herve Drolon, FreeImage Team
* All rights reserved.
-----------------------------------------------------------*/
static void sycc_to_rgb(int offset, int upb, int y, int cb, int cr,
- int *out_r, int *out_g, int *out_b)
+ int *out_r, int *out_g, int *out_b)
{
- int r, g, b;
-
- cb -= offset; cr -= offset;
- r = y + (int)(1.402 * (float)cr);
- if(r < 0) r = 0; else if(r > upb) r = upb; *out_r = r;
-
- g = y - (int)(0.344 * (float)cb + 0.714 * (float)cr);
- if(g < 0) g = 0; else if(g > upb) g = upb; *out_g = g;
-
- b = y + (int)(1.772 * (float)cb);
- if(b < 0) b = 0; else if(b > upb) b = upb; *out_b = b;
+ int r, g, b;
+
+ cb -= offset;
+ cr -= offset;
+ r = y + (int)(1.402 * (float)cr);
+ if (r < 0) {
+ r = 0;
+ } else if (r > upb) {
+ r = upb;
+ }
+ *out_r = r;
+
+ g = y - (int)(0.344 * (float)cb + 0.714 * (float)cr);
+ if (g < 0) {
+ g = 0;
+ } else if (g > upb) {
+ g = upb;
+ }
+ *out_g = g;
+
+ b = y + (int)(1.772 * (float)cb);
+ if (b < 0) {
+ b = 0;
+ } else if (b > upb) {
+ b = upb;
+ }
+ *out_b = b;
}
static void sycc444_to_rgb(opj_image_t *img)
{
- int *d0, *d1, *d2, *r, *g, *b;
- const int *y, *cb, *cr;
- unsigned int maxw, maxh, max, i;
- int offset, upb;
-
- upb = (int)img->comps[0].prec;
- offset = 1<<(upb - 1); upb = (1<<upb)-1;
-
- maxw = (unsigned int)img->comps[0].w; maxh = (unsigned int)img->comps[0].h;
- max = maxw * maxh;
-
- y = img->comps[0].data;
- cb = img->comps[1].data;
- cr = img->comps[2].data;
-
- d0 = r = (int*)malloc(sizeof(int) * (size_t)max);
- d1 = g = (int*)malloc(sizeof(int) * (size_t)max);
- d2 = b = (int*)malloc(sizeof(int) * (size_t)max);
-
- for(i = 0U; i < max; ++i)
- {
- sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
- ++y; ++cb; ++cr; ++r; ++g; ++b;
- }
- free(img->comps[0].data); img->comps[0].data = d0;
- free(img->comps[1].data); img->comps[1].data = d1;
- free(img->comps[2].data); img->comps[2].data = d2;
-
+ int *d0, *d1, *d2, *r, *g, *b;
+ const int *y, *cb, *cr;
+ size_t maxw, maxh, max, i;
+ int offset, upb;
+
+ upb = (int)img->comps[0].prec;
+ offset = 1 << (upb - 1);
+ upb = (1 << upb) - 1;
+
+ maxw = (size_t)img->comps[0].w;
+ maxh = (size_t)img->comps[0].h;
+ max = maxw * maxh;
+
+ y = img->comps[0].data;
+ cb = img->comps[1].data;
+ cr = img->comps[2].data;
+
+ d0 = r = (int*)opj_image_data_alloc(sizeof(int) * max);
+ d1 = g = (int*)opj_image_data_alloc(sizeof(int) * max);
+ d2 = b = (int*)opj_image_data_alloc(sizeof(int) * max);
+
+ if (r == NULL || g == NULL || b == NULL) {
+ goto fails;
+ }
+
+ for (i = 0U; i < max; ++i) {
+ sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
+ ++y;
+ ++cb;
+ ++cr;
+ ++r;
+ ++g;
+ ++b;
+ }
+ opj_image_data_free(img->comps[0].data);
+ img->comps[0].data = d0;
+ opj_image_data_free(img->comps[1].data);
+ img->comps[1].data = d1;
+ opj_image_data_free(img->comps[2].data);
+ img->comps[2].data = d2;
+ img->color_space = OPJ_CLRSPC_SRGB;
+ return;
+
+fails:
+ opj_image_data_free(r);
+ opj_image_data_free(g);
+ opj_image_data_free(b);
}/* sycc444_to_rgb() */
static void sycc422_to_rgb(opj_image_t *img)
-{
- int *d0, *d1, *d2, *r, *g, *b;
- const int *y, *cb, *cr;
- unsigned int maxw, maxh, max;
- int offset, upb;
- unsigned int i, j;
-
- upb = (int)img->comps[0].prec;
- offset = 1<<(upb - 1); upb = (1<<upb)-1;
-
- maxw = (unsigned int)img->comps[0].w; maxh = (unsigned int)img->comps[0].h;
- max = maxw * maxh;
-
- y = img->comps[0].data;
- cb = img->comps[1].data;
- cr = img->comps[2].data;
-
- d0 = r = (int*)malloc(sizeof(int) * (size_t)max);
- d1 = g = (int*)malloc(sizeof(int) * (size_t)max);
- d2 = b = (int*)malloc(sizeof(int) * (size_t)max);
-
- for(i=0U; i < maxh; ++i)
- {
- for(j=0U; j < (maxw & ~(unsigned int)1U); j += 2U)
- {
- sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
- ++y; ++r; ++g; ++b;
- sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
- ++y; ++r; ++g; ++b; ++cb; ++cr;
- }
- if (j < maxw) {
- sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
- ++y; ++r; ++g; ++b; ++cb; ++cr;
- }
- }
- free(img->comps[0].data); img->comps[0].data = d0;
- free(img->comps[1].data); img->comps[1].data = d1;
- free(img->comps[2].data); img->comps[2].data = d2;
-
-#if defined(USE_JPWL) || defined(USE_MJ2)
- img->comps[1].w = maxw; img->comps[1].h = maxh;
- img->comps[2].w = maxw; img->comps[2].h = maxh;
-#else
- img->comps[1].w = (OPJ_UINT32)maxw; img->comps[1].h = (OPJ_UINT32)maxh;
- img->comps[2].w = (OPJ_UINT32)maxw; img->comps[2].h = (OPJ_UINT32)maxh;
-#endif
- img->comps[1].dx = img->comps[0].dx;
- img->comps[2].dx = img->comps[0].dx;
- img->comps[1].dy = img->comps[0].dy;
- img->comps[2].dy = img->comps[0].dy;
-
+{
+ int *d0, *d1, *d2, *r, *g, *b;
+ const int *y, *cb, *cr;
+ size_t maxw, maxh, max, offx, loopmaxw;
+ int offset, upb;
+ size_t i;
+
+ upb = (int)img->comps[0].prec;
+ offset = 1 << (upb - 1);
+ upb = (1 << upb) - 1;
+
+ maxw = (size_t)img->comps[0].w;
+ maxh = (size_t)img->comps[0].h;
+ max = maxw * maxh;
+
+ y = img->comps[0].data;
+ cb = img->comps[1].data;
+ cr = img->comps[2].data;
+
+ d0 = r = (int*)opj_image_data_alloc(sizeof(int) * max);
+ d1 = g = (int*)opj_image_data_alloc(sizeof(int) * max);
+ d2 = b = (int*)opj_image_data_alloc(sizeof(int) * max);
+
+ if (r == NULL || g == NULL || b == NULL) {
+ goto fails;
+ }
+
+ /* if img->x0 is odd, then first column shall use Cb/Cr = 0 */
+ offx = img->x0 & 1U;
+ loopmaxw = maxw - offx;
+
+ for (i = 0U; i < maxh; ++i) {
+ size_t j;
+
+ if (offx > 0U) {
+ sycc_to_rgb(offset, upb, *y, 0, 0, r, g, b);
+ ++y;
+ ++r;
+ ++g;
+ ++b;
+ }
+
+ for (j = 0U; j < (loopmaxw & ~(size_t)1U); j += 2U) {
+ sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
+ ++y;
+ ++r;
+ ++g;
+ ++b;
+ sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
+ ++y;
+ ++r;
+ ++g;
+ ++b;
+ ++cb;
+ ++cr;
+ }
+ if (j < loopmaxw) {
+ sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
+ ++y;
+ ++r;
+ ++g;
+ ++b;
+ ++cb;
+ ++cr;
+ }
+ }
+
+ opj_image_data_free(img->comps[0].data);
+ img->comps[0].data = d0;
+ opj_image_data_free(img->comps[1].data);
+ img->comps[1].data = d1;
+ opj_image_data_free(img->comps[2].data);
+ img->comps[2].data = d2;
+
+ img->comps[1].w = img->comps[2].w = img->comps[0].w;
+ img->comps[1].h = img->comps[2].h = img->comps[0].h;
+ img->comps[1].dx = img->comps[2].dx = img->comps[0].dx;
+ img->comps[1].dy = img->comps[2].dy = img->comps[0].dy;
+ img->color_space = OPJ_CLRSPC_SRGB;
+ return;
+
+fails:
+ opj_image_data_free(r);
+ opj_image_data_free(g);
+ opj_image_data_free(b);
}/* sycc422_to_rgb() */
static void sycc420_to_rgb(opj_image_t *img)
{
- int *d0, *d1, *d2, *r, *g, *b, *nr, *ng, *nb;
- const int *y, *cb, *cr, *ny;
- unsigned int maxw, maxh, max;
- int offset, upb;
- unsigned int i, j;
-
- upb = (int)img->comps[0].prec;
- offset = 1<<(upb - 1); upb = (1<<upb)-1;
-
- maxw = (unsigned int)img->comps[0].w; maxh = (unsigned int)img->comps[0].h;
- max = maxw * maxh;
-
- y = img->comps[0].data;
- cb = img->comps[1].data;
- cr = img->comps[2].data;
-
- d0 = r = (int*)malloc(sizeof(int) * (size_t)max);
- d1 = g = (int*)malloc(sizeof(int) * (size_t)max);
- d2 = b = (int*)malloc(sizeof(int) * (size_t)max);
-
- for(i=0U; i < (maxh & ~(unsigned int)1U); i += 2U)
- {
- ny = y + maxw;
- nr = r + maxw; ng = g + maxw; nb = b + maxw;
-
- for(j=0; j < (maxw & ~(unsigned int)1U); j += 2U)
- {
- sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
- ++y; ++r; ++g; ++b;
- sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
- ++y; ++r; ++g; ++b;
-
- sycc_to_rgb(offset, upb, *ny, *cb, *cr, nr, ng, nb);
- ++ny; ++nr; ++ng; ++nb;
- sycc_to_rgb(offset, upb, *ny, *cb, *cr, nr, ng, nb);
- ++ny; ++nr; ++ng; ++nb; ++cb; ++cr;
- }
- if(j < maxw)
- {
- sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
- ++y; ++r; ++g; ++b;
-
- sycc_to_rgb(offset, upb, *ny, *cb, *cr, nr, ng, nb);
- ++ny; ++nr; ++ng; ++nb; ++cb; ++cr;
- }
- y += maxw; r += maxw; g += maxw; b += maxw;
- }
- if(i < maxh)
- {
- for(j=0U; j < (maxw & ~(unsigned int)1U); j += 2U)
- {
- sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
-
- ++y; ++r; ++g; ++b;
-
- sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
-
- ++y; ++r; ++g; ++b; ++cb; ++cr;
- }
- if(j < maxw)
- {
- sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
- }
- }
-
- free(img->comps[0].data); img->comps[0].data = d0;
- free(img->comps[1].data); img->comps[1].data = d1;
- free(img->comps[2].data); img->comps[2].data = d2;
-
-#if defined(USE_JPWL) || defined(USE_MJ2)
- img->comps[1].w = maxw; img->comps[1].h = maxh;
- img->comps[2].w = maxw; img->comps[2].h = maxh;
-#else
- img->comps[1].w = (OPJ_UINT32)maxw; img->comps[1].h = (OPJ_UINT32)maxh;
- img->comps[2].w = (OPJ_UINT32)maxw; img->comps[2].h = (OPJ_UINT32)maxh;
-#endif
- img->comps[1].dx = img->comps[0].dx;
- img->comps[2].dx = img->comps[0].dx;
- img->comps[1].dy = img->comps[0].dy;
- img->comps[2].dy = img->comps[0].dy;
-
+ int *d0, *d1, *d2, *r, *g, *b, *nr, *ng, *nb;
+ const int *y, *cb, *cr, *ny;
+ size_t maxw, maxh, max, offx, loopmaxw, offy, loopmaxh;
+ int offset, upb;
+ size_t i;
+
+ upb = (int)img->comps[0].prec;
+ offset = 1 << (upb - 1);
+ upb = (1 << upb) - 1;
+
+ maxw = (size_t)img->comps[0].w;
+ maxh = (size_t)img->comps[0].h;
+ max = maxw * maxh;
+
+ y = img->comps[0].data;
+ cb = img->comps[1].data;
+ cr = img->comps[2].data;
+
+ d0 = r = (int*)opj_image_data_alloc(sizeof(int) * max);
+ d1 = g = (int*)opj_image_data_alloc(sizeof(int) * max);
+ d2 = b = (int*)opj_image_data_alloc(sizeof(int) * max);
+
+ if (r == NULL || g == NULL || b == NULL) {
+ goto fails;
+ }
+
+ /* if img->x0 is odd, then first column shall use Cb/Cr = 0 */
+ offx = img->x0 & 1U;
+ loopmaxw = maxw - offx;
+ /* if img->y0 is odd, then first line shall use Cb/Cr = 0 */
+ offy = img->y0 & 1U;
+ loopmaxh = maxh - offy;
+
+ if (offy > 0U) {
+ size_t j;
+
+ for (j = 0; j < maxw; ++j) {
+ sycc_to_rgb(offset, upb, *y, 0, 0, r, g, b);
+ ++y;
+ ++r;
+ ++g;
+ ++b;
+ }
+ }
+
+ for (i = 0U; i < (loopmaxh & ~(size_t)1U); i += 2U) {
+ size_t j;
+
+ ny = y + maxw;
+ nr = r + maxw;
+ ng = g + maxw;
+ nb = b + maxw;
+
+ if (offx > 0U) {
+ sycc_to_rgb(offset, upb, *y, 0, 0, r, g, b);
+ ++y;
+ ++r;
+ ++g;
+ ++b;
+ sycc_to_rgb(offset, upb, *ny, *cb, *cr, nr, ng, nb);
+ ++ny;
+ ++nr;
+ ++ng;
+ ++nb;
+ }
+
+ for (j = 0; j < (loopmaxw & ~(size_t)1U); j += 2U) {
+ sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
+ ++y;
+ ++r;
+ ++g;
+ ++b;
+ sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
+ ++y;
+ ++r;
+ ++g;
+ ++b;
+
+ sycc_to_rgb(offset, upb, *ny, *cb, *cr, nr, ng, nb);
+ ++ny;
+ ++nr;
+ ++ng;
+ ++nb;
+ sycc_to_rgb(offset, upb, *ny, *cb, *cr, nr, ng, nb);
+ ++ny;
+ ++nr;
+ ++ng;
+ ++nb;
+ ++cb;
+ ++cr;
+ }
+ if (j < loopmaxw) {
+ sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
+ ++y;
+ ++r;
+ ++g;
+ ++b;
+
+ sycc_to_rgb(offset, upb, *ny, *cb, *cr, nr, ng, nb);
+ ++ny;
+ ++nr;
+ ++ng;
+ ++nb;
+ ++cb;
+ ++cr;
+ }
+ y += maxw;
+ r += maxw;
+ g += maxw;
+ b += maxw;
+ }
+ if (i < loopmaxh) {
+ size_t j;
+
+ for (j = 0U; j < (maxw & ~(size_t)1U); j += 2U) {
+ sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
+
+ ++y;
+ ++r;
+ ++g;
+ ++b;
+
+ sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
+
+ ++y;
+ ++r;
+ ++g;
+ ++b;
+ ++cb;
+ ++cr;
+ }
+ if (j < maxw) {
+ sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
+ }
+ }
+
+ opj_image_data_free(img->comps[0].data);
+ img->comps[0].data = d0;
+ opj_image_data_free(img->comps[1].data);
+ img->comps[1].data = d1;
+ opj_image_data_free(img->comps[2].data);
+ img->comps[2].data = d2;
+
+ img->comps[1].w = img->comps[2].w = img->comps[0].w;
+ img->comps[1].h = img->comps[2].h = img->comps[0].h;
+ img->comps[1].dx = img->comps[2].dx = img->comps[0].dx;
+ img->comps[1].dy = img->comps[2].dy = img->comps[0].dy;
+ img->color_space = OPJ_CLRSPC_SRGB;
+ return;
+
+fails:
+ opj_image_data_free(r);
+ opj_image_data_free(g);
+ opj_image_data_free(b);
}/* sycc420_to_rgb() */
void color_sycc_to_rgb(opj_image_t *img)
{
- if(img->numcomps < 3)
- {
- img->color_space = OPJ_CLRSPC_GRAY;
- return;
- }
-
- if((img->comps[0].dx == 1)
- && (img->comps[1].dx == 2)
- && (img->comps[2].dx == 2)
- && (img->comps[0].dy == 1)
- && (img->comps[1].dy == 2)
- && (img->comps[2].dy == 2))/* horizontal and vertical sub-sample */
- {
- sycc420_to_rgb(img);
- }
- else
- if((img->comps[0].dx == 1)
- && (img->comps[1].dx == 2)
- && (img->comps[2].dx == 2)
- && (img->comps[0].dy == 1)
- && (img->comps[1].dy == 1)
- && (img->comps[2].dy == 1))/* horizontal sub-sample only */
- {
- sycc422_to_rgb(img);
- }
- else
- if((img->comps[0].dx == 1)
- && (img->comps[1].dx == 1)
- && (img->comps[2].dx == 1)
- && (img->comps[0].dy == 1)
- && (img->comps[1].dy == 1)
- && (img->comps[2].dy == 1))/* no sub-sample */
- {
- sycc444_to_rgb(img);
- }
- else
- {
- fprintf(stderr,"%s:%d:color_sycc_to_rgb\n\tCAN NOT CONVERT\n", __FILE__,__LINE__);
- return;
- }
- img->color_space = OPJ_CLRSPC_SRGB;
-
+ if (img->numcomps < 3) {
+ img->color_space = OPJ_CLRSPC_GRAY;
+ return;
+ }
+
+ if ((img->comps[0].dx == 1)
+ && (img->comps[1].dx == 2)
+ && (img->comps[2].dx == 2)
+ && (img->comps[0].dy == 1)
+ && (img->comps[1].dy == 2)
+ && (img->comps[2].dy == 2)) { /* horizontal and vertical sub-sample */
+ sycc420_to_rgb(img);
+ } else if ((img->comps[0].dx == 1)
+ && (img->comps[1].dx == 2)
+ && (img->comps[2].dx == 2)
+ && (img->comps[0].dy == 1)
+ && (img->comps[1].dy == 1)
+ && (img->comps[2].dy == 1)) { /* horizontal sub-sample only */
+ sycc422_to_rgb(img);
+ } else if ((img->comps[0].dx == 1)
+ && (img->comps[1].dx == 1)
+ && (img->comps[2].dx == 1)
+ && (img->comps[0].dy == 1)
+ && (img->comps[1].dy == 1)
+ && (img->comps[2].dy == 1)) { /* no sub-sample */
+ sycc444_to_rgb(img);
+ } else {
+ fprintf(stderr, "%s:%d:color_sycc_to_rgb\n\tCAN NOT CONVERT\n", __FILE__,
+ __LINE__);
+ return;
+ }
}/* color_sycc_to_rgb() */
#if defined(OPJ_HAVE_LIBLCMS2) || defined(OPJ_HAVE_LIBLCMS1)
/*#define DEBUG_PROFILE*/
void color_apply_icc_profile(opj_image_t *image)
{
- cmsHPROFILE in_prof, out_prof;
- cmsHTRANSFORM transform;
- cmsColorSpaceSignature in_space, out_space;
- cmsUInt32Number intent, in_type, out_type, nr_samples;
- int *r, *g, *b;
- int prec, i, max, max_w, max_h;
- OPJ_COLOR_SPACE oldspace;
-
- in_prof =
- cmsOpenProfileFromMem(image->icc_profile_buf, image->icc_profile_len);
+ cmsHPROFILE in_prof, out_prof;
+ cmsHTRANSFORM transform;
+ cmsColorSpaceSignature in_space, out_space;
+ cmsUInt32Number intent, in_type, out_type;
+ int *r, *g, *b;
+ size_t nr_samples, i, max, max_w, max_h;
+ int prec, ok = 0;
+ OPJ_COLOR_SPACE new_space;
+
+ in_prof = cmsOpenProfileFromMem(image->icc_profile_buf, image->icc_profile_len);
#ifdef DEBUG_PROFILE
- FILE *icm = fopen("debug.icm","wb");
- fwrite( image->icc_profile_buf,1, image->icc_profile_len,icm);
- fclose(icm);
+ FILE *icm = fopen("debug.icm", "wb");
+ fwrite(image->icc_profile_buf, 1, image->icc_profile_len, icm);
+ fclose(icm);
#endif
- if(in_prof == NULL) return;
-
- in_space = cmsGetPCS(in_prof);
- out_space = cmsGetColorSpace(in_prof);
- intent = cmsGetHeaderRenderingIntent(in_prof);
-
-
- max_w = (int)image->comps[0].w;
- max_h = (int)image->comps[0].h;
- prec = (int)image->comps[0].prec;
- oldspace = image->color_space;
-
- if(out_space == cmsSigRgbData) /* enumCS 16 */
- {
- if( prec <= 8 )
- {
- in_type = TYPE_RGB_8;
- out_type = TYPE_RGB_8;
- }
- else
- {
- in_type = TYPE_RGB_16;
- out_type = TYPE_RGB_16;
- }
- out_prof = cmsCreate_sRGBProfile();
- image->color_space = OPJ_CLRSPC_SRGB;
- }
- else
- if(out_space == cmsSigGrayData) /* enumCS 17 */
- {
- in_type = TYPE_GRAY_8;
- out_type = TYPE_RGB_8;
- out_prof = cmsCreate_sRGBProfile();
- image->color_space = OPJ_CLRSPC_SRGB;
- }
- else
- if(out_space == cmsSigYCbCrData) /* enumCS 18 */
- {
- in_type = TYPE_YCbCr_16;
- out_type = TYPE_RGB_16;
- out_prof = cmsCreate_sRGBProfile();
- image->color_space = OPJ_CLRSPC_SRGB;
- }
- else
- {
+ if (in_prof == NULL) {
+ return;
+ }
+
+ in_space = cmsGetPCS(in_prof);
+ out_space = cmsGetColorSpace(in_prof);
+ intent = cmsGetHeaderRenderingIntent(in_prof);
+
+
+ max_w = image->comps[0].w;
+ max_h = image->comps[0].h;
+ prec = (int)image->comps[0].prec;
+
+ if (out_space == cmsSigRgbData) { /* enumCS 16 */
+ unsigned int i, nr_comp = image->numcomps;
+
+ if (nr_comp < 3) { /* GRAY or GRAYA, not RGB or RGBA */
+ cmsCloseProfile(in_prof);
+ return;
+ }
+ if (nr_comp > 4) {
+ nr_comp = 4;
+ }
+ for (i = 1; i < nr_comp; ++i) { /* AFL test */
+ if (image->comps[0].dx != image->comps[i].dx) {
+ break;
+ }
+
+ if (image->comps[0].dy != image->comps[i].dy) {
+ break;
+ }
+
+ if (image->comps[0].prec != image->comps[i].prec) {
+ break;
+ }
+
+ if (image->comps[0].sgnd != image->comps[i].sgnd) {
+ break;
+ }
+
+ }
+ if (i != nr_comp) {
+ cmsCloseProfile(in_prof);
+ return;
+ }
+
+ if (prec <= 8) {
+ in_type = TYPE_RGB_8;
+ out_type = TYPE_RGB_8;
+ } else {
+ in_type = TYPE_RGB_16;
+ out_type = TYPE_RGB_16;
+ }
+ out_prof = cmsCreate_sRGBProfile();
+ new_space = OPJ_CLRSPC_SRGB;
+ } else if (out_space == cmsSigGrayData) { /* enumCS 17 */
+ in_type = TYPE_GRAY_8;
+ out_type = TYPE_RGB_8;
+ out_prof = cmsCreate_sRGBProfile();
+ new_space = OPJ_CLRSPC_SRGB;
+ } else if (out_space == cmsSigYCbCrData) { /* enumCS 18 */
+ if (image->numcomps < 3) {
+ cmsCloseProfile(in_prof);
+ return;
+ }
+ in_type = TYPE_YCbCr_16;
+ out_type = TYPE_RGB_16;
+ out_prof = cmsCreate_sRGBProfile();
+ new_space = OPJ_CLRSPC_SRGB;
+ } else {
#ifdef DEBUG_PROFILE
-fprintf(stderr,"%s:%d: color_apply_icc_profile\n\tICC Profile has unknown "
-"output colorspace(%#x)(%c%c%c%c)\n\tICC Profile ignored.\n",
-__FILE__,__LINE__,out_space,
- (out_space>>24) & 0xff,(out_space>>16) & 0xff,
- (out_space>>8) & 0xff, out_space & 0xff);
+ fprintf(stderr, "%s:%d: color_apply_icc_profile\n\tICC Profile has unknown "
+ "output colorspace(%#x)(%c%c%c%c)\n\tICC Profile ignored.\n",
+ __FILE__, __LINE__, out_space,
+ (out_space >> 24) & 0xff, (out_space >> 16) & 0xff,
+ (out_space >> 8) & 0xff, out_space & 0xff);
#endif
- return;
- }
+ cmsCloseProfile(in_prof);
+
+ return;
+ }
+ if (out_prof == NULL) {
+ cmsCloseProfile(in_prof);
+ return;
+ }
#ifdef DEBUG_PROFILE
-fprintf(stderr,"%s:%d:color_apply_icc_profile\n\tchannels(%d) prec(%d) w(%d) h(%d)"
-"\n\tprofile: in(%p) out(%p)\n",__FILE__,__LINE__,image->numcomps,prec,
- max_w,max_h, (void*)in_prof,(void*)out_prof);
-
-fprintf(stderr,"\trender_intent (%u)\n\t"
-"color_space: in(%#x)(%c%c%c%c) out:(%#x)(%c%c%c%c)\n\t"
-" type: in(%u) out:(%u)\n",
- intent,
- in_space,
- (in_space>>24) & 0xff,(in_space>>16) & 0xff,
- (in_space>>8) & 0xff, in_space & 0xff,
-
- out_space,
- (out_space>>24) & 0xff,(out_space>>16) & 0xff,
- (out_space>>8) & 0xff, out_space & 0xff,
-
- in_type,out_type
- );
+ fprintf(stderr,
+ "%s:%d:color_apply_icc_profile\n\tchannels(%d) prec(%d) w(%d) h(%d)"
+ "\n\tprofile: in(%p) out(%p)\n", __FILE__, __LINE__, image->numcomps, prec,
+ max_w, max_h, (void*)in_prof, (void*)out_prof);
+
+ fprintf(stderr, "\trender_intent (%u)\n\t"
+ "color_space: in(%#x)(%c%c%c%c) out:(%#x)(%c%c%c%c)\n\t"
+ " type: in(%u) out:(%u)\n",
+ intent,
+ in_space,
+ (in_space >> 24) & 0xff, (in_space >> 16) & 0xff,
+ (in_space >> 8) & 0xff, in_space & 0xff,
+
+ out_space,
+ (out_space >> 24) & 0xff, (out_space >> 16) & 0xff,
+ (out_space >> 8) & 0xff, out_space & 0xff,
+
+ in_type, out_type
+ );
#else
- (void)prec;
- (void)in_space;
+ (void)prec;
+ (void)in_space;
#endif /* DEBUG_PROFILE */
- transform = cmsCreateTransform(in_prof, in_type,
- out_prof, out_type, intent, 0);
+ transform = cmsCreateTransform(in_prof, in_type, out_prof, out_type, intent, 0);
#ifdef OPJ_HAVE_LIBLCMS2
-/* Possible for: LCMS_VERSION >= 2000 :*/
- cmsCloseProfile(in_prof);
- cmsCloseProfile(out_prof);
+ /* Possible for: LCMS_VERSION >= 2000 :*/
+ cmsCloseProfile(in_prof);
+ cmsCloseProfile(out_prof);
#endif
- if(transform == NULL)
- {
+ if (transform == NULL) {
#ifdef DEBUG_PROFILE
-fprintf(stderr,"%s:%d:color_apply_icc_profile\n\tcmsCreateTransform failed. "
-"ICC Profile ignored.\n",__FILE__,__LINE__);
+ fprintf(stderr, "%s:%d:color_apply_icc_profile\n\tcmsCreateTransform failed. "
+ "ICC Profile ignored.\n", __FILE__, __LINE__);
#endif
- image->color_space = oldspace;
+
#ifdef OPJ_HAVE_LIBLCMS1
- cmsCloseProfile(in_prof);
- cmsCloseProfile(out_prof);
+ cmsCloseProfile(in_prof);
+ cmsCloseProfile(out_prof);
#endif
- return;
- }
-
- if(image->numcomps > 2)/* RGB, RGBA */
- {
- if( prec <= 8 )
- {
- unsigned char *inbuf, *outbuf, *in, *out;
- max = max_w * max_h;
- nr_samples = (cmsUInt32Number)max * 3 * (cmsUInt32Number)sizeof(unsigned char);
- in = inbuf = (unsigned char*)malloc(nr_samples);
- out = outbuf = (unsigned char*)malloc(nr_samples);
-
- r = image->comps[0].data;
- g = image->comps[1].data;
- b = image->comps[2].data;
-
- for(i = 0; i < max; ++i)
- {
- *in++ = (unsigned char)*r++;
- *in++ = (unsigned char)*g++;
- *in++ = (unsigned char)*b++;
- }
-
- cmsDoTransform(transform, inbuf, outbuf, (cmsUInt32Number)max);
-
- r = image->comps[0].data;
- g = image->comps[1].data;
- b = image->comps[2].data;
-
- for(i = 0; i < max; ++i)
- {
- *r++ = (int)*out++;
- *g++ = (int)*out++;
- *b++ = (int)*out++;
- }
- free(inbuf); free(outbuf);
- }
- else
- {
- unsigned short *inbuf, *outbuf, *in, *out;
- max = max_w * max_h;
- nr_samples = (cmsUInt32Number)max * 3 * (cmsUInt32Number)sizeof(unsigned short);
- in = inbuf = (unsigned short*)malloc(nr_samples);
- out = outbuf = (unsigned short*)malloc(nr_samples);
-
- r = image->comps[0].data;
- g = image->comps[1].data;
- b = image->comps[2].data;
-
- for(i = 0; i < max; ++i)
- {
- *in++ = (unsigned short)*r++;
- *in++ = (unsigned short)*g++;
- *in++ = (unsigned short)*b++;
- }
-
- cmsDoTransform(transform, inbuf, outbuf, (cmsUInt32Number)max);
-
- r = image->comps[0].data;
- g = image->comps[1].data;
- b = image->comps[2].data;
-
- for(i = 0; i < max; ++i)
- {
- *r++ = (int)*out++;
- *g++ = (int)*out++;
- *b++ = (int)*out++;
- }
- free(inbuf); free(outbuf);
- }
- }
- else /* GRAY, GRAYA */
- {
- unsigned char *in, *inbuf, *out, *outbuf;
- max = max_w * max_h;
- nr_samples = (cmsUInt32Number)max * 3 * sizeof(unsigned char);
- in = inbuf = (unsigned char*)malloc(nr_samples);
- out = outbuf = (unsigned char*)malloc(nr_samples);
-
- image->comps = (opj_image_comp_t*)
- realloc(image->comps, (image->numcomps+2)*sizeof(opj_image_comp_t));
-
- if(image->numcomps == 2)
- image->comps[3] = image->comps[1];
-
- image->comps[1] = image->comps[0];
- image->comps[2] = image->comps[0];
-
- image->comps[1].data = (int*)calloc((size_t)max, sizeof(int));
- image->comps[2].data = (int*)calloc((size_t)max, sizeof(int));
-
- image->numcomps += 2;
-
- r = image->comps[0].data;
-
- for(i = 0; i < max; ++i)
- {
- *in++ = (unsigned char)*r++;
- }
- cmsDoTransform(transform, inbuf, outbuf, (cmsUInt32Number)max);
-
- r = image->comps[0].data;
- g = image->comps[1].data;
- b = image->comps[2].data;
-
- for(i = 0; i < max; ++i)
- {
- *r++ = (int)*out++; *g++ = (int)*out++; *b++ = (int)*out++;
- }
- free(inbuf); free(outbuf);
-
- }/* if(image->numcomps */
-
- cmsDeleteTransform(transform);
+ return;
+ }
+
+ if (image->numcomps > 2) { /* RGB, RGBA */
+ if ((image->comps[0].w == image->comps[1].w &&
+ image->comps[0].w == image->comps[2].w) &&
+ (image->comps[0].h == image->comps[1].h &&
+ image->comps[0].h == image->comps[2].h)) {
+ if (prec <= 8) {
+ unsigned char *inbuf, *outbuf, *in, *out;
+
+ max = max_w * max_h;
+ nr_samples = (size_t)(max * 3U * sizeof(unsigned char));
+ in = inbuf = (unsigned char*)opj_image_data_alloc(nr_samples);
+ out = outbuf = (unsigned char*)opj_image_data_alloc(nr_samples);
+
+ if (inbuf == NULL || outbuf == NULL) {
+ goto fails0;
+ }
+
+ r = image->comps[0].data;
+ g = image->comps[1].data;
+ b = image->comps[2].data;
+
+ for (i = 0U; i < max; ++i) {
+ *in++ = (unsigned char) * r++;
+ *in++ = (unsigned char) * g++;
+ *in++ = (unsigned char) * b++;
+ }
+
+ cmsDoTransform(transform, inbuf, outbuf, (cmsUInt32Number)max);
+
+ r = image->comps[0].data;
+ g = image->comps[1].data;
+ b = image->comps[2].data;
+
+ for (i = 0U; i < max; ++i) {
+ *r++ = (int) * out++;
+ *g++ = (int) * out++;
+ *b++ = (int) * out++;
+ }
+ ok = 1;
+
+fails0:
+ opj_image_data_free(inbuf);
+ opj_image_data_free(outbuf);
+ } else { /* prec > 8 */
+ unsigned short *inbuf, *outbuf, *in, *out;
+
+ max = max_w * max_h;
+ nr_samples = (size_t)(max * 3U * sizeof(unsigned short));
+ in = inbuf = (unsigned short*)opj_image_data_alloc(nr_samples);
+ out = outbuf = (unsigned short*)opj_image_data_alloc(nr_samples);
+
+ if (inbuf == NULL || outbuf == NULL) {
+ goto fails1;
+ }
+
+ r = image->comps[0].data;
+ g = image->comps[1].data;
+ b = image->comps[2].data;
+
+ for (i = 0U ; i < max; ++i) {
+ *in++ = (unsigned short) * r++;
+ *in++ = (unsigned short) * g++;
+ *in++ = (unsigned short) * b++;
+ }
+
+ cmsDoTransform(transform, inbuf, outbuf, (cmsUInt32Number)max);
+
+ r = image->comps[0].data;
+ g = image->comps[1].data;
+ b = image->comps[2].data;
+
+ for (i = 0; i < max; ++i) {
+ *r++ = (int) * out++;
+ *g++ = (int) * out++;
+ *b++ = (int) * out++;
+ }
+ ok = 1;
+
+fails1:
+ opj_image_data_free(inbuf);
+ opj_image_data_free(outbuf);
+ }
+ } else {
+ fprintf(stderr,
+ "[ERROR] Image components should have the same width and height\n");
+ cmsDeleteTransform(transform);
+ return;
+ }
+ } else { /* image->numcomps <= 2 : GRAY, GRAYA */
+ if (prec <= 8) {
+ unsigned char *in, *inbuf, *out, *outbuf;
+ opj_image_comp_t *new_comps;
+
+ max = max_w * max_h;
+ nr_samples = (size_t)(max * 3 * sizeof(unsigned char));
+ in = inbuf = (unsigned char*)opj_image_data_alloc(nr_samples);
+ out = outbuf = (unsigned char*)opj_image_data_alloc(nr_samples);
+ g = (int*)opj_image_data_alloc((size_t)max * sizeof(int));
+ b = (int*)opj_image_data_alloc((size_t)max * sizeof(int));
+
+ if (inbuf == NULL || outbuf == NULL || g == NULL || b == NULL) {
+ goto fails2;
+ }
+
+ new_comps = (opj_image_comp_t*)realloc(image->comps,
+ (image->numcomps + 2) * sizeof(opj_image_comp_t));
+
+ if (new_comps == NULL) {
+ goto fails2;
+ }
+
+ image->comps = new_comps;
+
+ if (image->numcomps == 2) {
+ image->comps[3] = image->comps[1];
+ }
+
+ image->comps[1] = image->comps[0];
+ image->comps[2] = image->comps[0];
+
+ image->comps[1].data = g;
+ image->comps[2].data = b;
+
+ image->numcomps += 2;
+
+ r = image->comps[0].data;
+
+ for (i = 0U; i < max; ++i) {
+ *in++ = (unsigned char) * r++;
+ }
+ cmsDoTransform(transform, inbuf, outbuf, (cmsUInt32Number)max);
+
+ r = image->comps[0].data;
+ g = image->comps[1].data;
+ b = image->comps[2].data;
+
+ for (i = 0U; i < max; ++i) {
+ *r++ = (int) * out++;
+ *g++ = (int) * out++;
+ *b++ = (int) * out++;
+ }
+ r = g = b = NULL;
+ ok = 1;
+
+fails2:
+ opj_image_data_free(inbuf);
+ opj_image_data_free(outbuf);
+ opj_image_data_free(g);
+ opj_image_data_free(b);
+ } else { /* prec > 8 */
+ unsigned short *in, *inbuf, *out, *outbuf;
+ opj_image_comp_t *new_comps;
+
+ max = max_w * max_h;
+ nr_samples = (size_t)(max * 3U * sizeof(unsigned short));
+ in = inbuf = (unsigned short*)opj_image_data_alloc(nr_samples);
+ out = outbuf = (unsigned short*)opj_image_data_alloc(nr_samples);
+ g = (int*)opj_image_data_alloc((size_t)max * sizeof(int));
+ b = (int*)opj_image_data_alloc((size_t)max * sizeof(int));
+
+ if (inbuf == NULL || outbuf == NULL || g == NULL || b == NULL) {
+ goto fails3;
+ }
+
+ new_comps = (opj_image_comp_t*)realloc(image->comps,
+ (image->numcomps + 2) * sizeof(opj_image_comp_t));
+
+ if (new_comps == NULL) {
+ goto fails3;
+ }
+
+ image->comps = new_comps;
+
+ if (image->numcomps == 2) {
+ image->comps[3] = image->comps[1];
+ }
+
+ image->comps[1] = image->comps[0];
+ image->comps[2] = image->comps[0];
+
+ image->comps[1].data = g;
+ image->comps[2].data = b;
+
+ image->numcomps += 2;
+
+ r = image->comps[0].data;
+
+ for (i = 0U; i < max; ++i) {
+ *in++ = (unsigned short) * r++;
+ }
+ cmsDoTransform(transform, inbuf, outbuf, (cmsUInt32Number)max);
+
+ r = image->comps[0].data;
+ g = image->comps[1].data;
+ b = image->comps[2].data;
+
+ for (i = 0; i < max; ++i) {
+ *r++ = (int) * out++;
+ *g++ = (int) * out++;
+ *b++ = (int) * out++;
+ }
+ r = g = b = NULL;
+ ok = 1;
+
+fails3:
+ opj_image_data_free(inbuf);
+ opj_image_data_free(outbuf);
+ opj_image_data_free(g);
+ opj_image_data_free(b);
+ }
+ }/* if(image->numcomps > 2) */
+
+ cmsDeleteTransform(transform);
#ifdef OPJ_HAVE_LIBLCMS1
- cmsCloseProfile(in_prof);
- cmsCloseProfile(out_prof);
+ cmsCloseProfile(in_prof);
+ cmsCloseProfile(out_prof);
#endif
+ if (ok) {
+ image->color_space = new_space;
+ }
}/* color_apply_icc_profile() */
+static int are_comps_same_dimensions(opj_image_t * image)
+{
+ unsigned int i;
+ for (i = 1; i < image->numcomps; i++) {
+ if (image->comps[0].dx != image->comps[i].dx ||
+ image->comps[0].dy != image->comps[i].dy) {
+ return OPJ_FALSE;
+ }
+ }
+ return OPJ_TRUE;
+}
+
void color_cielab_to_rgb(opj_image_t *image)
{
- int *row;
- int enumcs, numcomps;
-
- image->color_space = OPJ_CLRSPC_SRGB;
-
- numcomps = (int)image->numcomps;
-
- if(numcomps != 3)
- {
- fprintf(stderr,"%s:%d:\n\tnumcomps %d not handled. Quitting.\n",
- __FILE__,__LINE__,numcomps);
- return;
- }
-
- row = (int*)image->icc_profile_buf;
- enumcs = row[0];
-
- if(enumcs == 14) /* CIELab */
- {
- int *L, *a, *b, *red, *green, *blue;
- int *src0, *src1, *src2, *dst0, *dst1, *dst2;
- double rl, ol, ra, oa, rb, ob, prec0, prec1, prec2;
- double minL, maxL, mina, maxa, minb, maxb;
- unsigned int default_type;
- unsigned int i, max;
- cmsHPROFILE in, out;
- cmsHTRANSFORM transform;
- cmsUInt16Number RGB[3];
- cmsCIELab Lab;
-
- in = cmsCreateLab4Profile(NULL);
- out = cmsCreate_sRGBProfile();
-
- transform = cmsCreateTransform(in, TYPE_Lab_DBL, out, TYPE_RGB_16, INTENT_PERCEPTUAL, 0);
-
+ int *row;
+ int enumcs, numcomps;
+ OPJ_COLOR_SPACE new_space;
+
+ numcomps = (int)image->numcomps;
+
+ if (numcomps != 3) {
+ fprintf(stderr, "%s:%d:\n\tnumcomps %d not handled. Quitting.\n",
+ __FILE__, __LINE__, numcomps);
+ return;
+ }
+ if (!are_comps_same_dimensions(image)) {
+ fprintf(stderr,
+ "%s:%d:\n\tcomponents are not all of the same dimension. Quitting.\n",
+ __FILE__, __LINE__);
+ return;
+ }
+
+ row = (int*)image->icc_profile_buf;
+ enumcs = row[0];
+
+ if (enumcs == 14) { /* CIELab */
+ int *L, *a, *b, *red, *green, *blue;
+ int *src0, *src1, *src2, *dst0, *dst1, *dst2;
+ double rl, ol, ra, oa, rb, ob, prec0, prec1, prec2;
+ double minL, maxL, mina, maxa, minb, maxb;
+ unsigned int default_type;
+ unsigned int i, max;
+ cmsHPROFILE in, out;
+ cmsHTRANSFORM transform;
+ cmsUInt16Number RGB[3];
+ cmsCIELab Lab;
+
+ in = cmsCreateLab4Profile(NULL);
+ if (in == NULL) {
+ return;
+ }
+ out = cmsCreate_sRGBProfile();
+ if (out == NULL) {
+ cmsCloseProfile(in);
+ return;
+ }
+ transform = cmsCreateTransform(in, TYPE_Lab_DBL, out, TYPE_RGB_16,
+ INTENT_PERCEPTUAL, 0);
+
#ifdef OPJ_HAVE_LIBLCMS2
- cmsCloseProfile(in);
- cmsCloseProfile(out);
+ cmsCloseProfile(in);
+ cmsCloseProfile(out);
+#endif
+ if (transform == NULL) {
+#ifdef OPJ_HAVE_LIBLCMS1
+ cmsCloseProfile(in);
+ cmsCloseProfile(out);
#endif
- if(transform == NULL)
- {
+ return;
+ }
+ new_space = OPJ_CLRSPC_SRGB;
+
+ prec0 = (double)image->comps[0].prec;
+ prec1 = (double)image->comps[1].prec;
+ prec2 = (double)image->comps[2].prec;
+
+ default_type = (unsigned int)row[1];
+
+ if (default_type == 0x44454600) { /* DEF : default */
+ rl = 100;
+ ra = 170;
+ rb = 200;
+ ol = 0;
+ oa = pow(2, prec1 - 1);
+ ob = pow(2, prec2 - 2) + pow(2, prec2 - 3);
+ } else {
+ rl = row[2];
+ ra = row[4];
+ rb = row[6];
+ ol = row[3];
+ oa = row[5];
+ ob = row[7];
+ }
+
+ L = src0 = image->comps[0].data;
+ a = src1 = image->comps[1].data;
+ b = src2 = image->comps[2].data;
+
+ max = image->comps[0].w * image->comps[0].h;
+
+ red = dst0 = (int*)opj_image_data_alloc(max * sizeof(int));
+ green = dst1 = (int*)opj_image_data_alloc(max * sizeof(int));
+ blue = dst2 = (int*)opj_image_data_alloc(max * sizeof(int));
+
+ if (red == NULL || green == NULL || blue == NULL) {
+ goto fails;
+ }
+
+ minL = -(rl * ol) / (pow(2, prec0) - 1);
+ maxL = minL + rl;
+
+ mina = -(ra * oa) / (pow(2, prec1) - 1);
+ maxa = mina + ra;
+
+ minb = -(rb * ob) / (pow(2, prec2) - 1);
+ maxb = minb + rb;
+
+ for (i = 0; i < max; ++i) {
+ Lab.L = minL + (double)(*L) * (maxL - minL) / (pow(2, prec0) - 1);
+ ++L;
+ Lab.a = mina + (double)(*a) * (maxa - mina) / (pow(2, prec1) - 1);
+ ++a;
+ Lab.b = minb + (double)(*b) * (maxb - minb) / (pow(2, prec2) - 1);
+ ++b;
+
+ cmsDoTransform(transform, &Lab, RGB, 1);
+
+ *red++ = RGB[0];
+ *green++ = RGB[1];
+ *blue++ = RGB[2];
+ }
+ cmsDeleteTransform(transform);
#ifdef OPJ_HAVE_LIBLCMS1
- cmsCloseProfile(in);
- cmsCloseProfile(out);
+ cmsCloseProfile(in);
+ cmsCloseProfile(out);
#endif
- return;
- }
- prec0 = (double)image->comps[0].prec;
- prec1 = (double)image->comps[1].prec;
- prec2 = (double)image->comps[2].prec;
-
- default_type = (unsigned int)row[1];
-
- if(default_type == 0x44454600)// DEF : default
- {
- rl = 100; ra = 170; rb = 200;
- ol = 0;
- oa = pow(2, prec1 - 1);
- ob = pow(2, prec2 - 2) + pow(2, prec2 - 3);
- }
- else
- {
- rl = row[2]; ra = row[4]; rb = row[6];
- ol = row[3]; oa = row[5]; ob = row[7];
- }
-
- L = src0 = image->comps[0].data;
- a = src1 = image->comps[1].data;
- b = src2 = image->comps[2].data;
-
- max = image->comps[0].w * image->comps[0].h;
-
- red = dst0 = (int*)malloc(max * sizeof(int));
- green = dst1 = (int*)malloc(max * sizeof(int));
- blue = dst2 = (int*)malloc(max * sizeof(int));
-
- minL = -(rl * ol)/(pow(2, prec0)-1);
- maxL = minL + rl;
-
- mina = -(ra * oa)/(pow(2, prec1)-1);
- maxa = mina + ra;
-
- minb = -(rb * ob)/(pow(2, prec2)-1);
- maxb = minb + rb;
-
- for(i = 0; i < max; ++i)
- {
- Lab.L = minL + (double)(*L) * (maxL - minL)/(pow(2, prec0)-1); ++L;
- Lab.a = mina + (double)(*a) * (maxa - mina)/(pow(2, prec1)-1); ++a;
- Lab.b = minb + (double)(*b) * (maxb - minb)/(pow(2, prec2)-1); ++b;
-
- cmsDoTransform(transform, &Lab, RGB, 1);
-
- *red++ = RGB[0];
- *green++ = RGB[1];
- *blue++ = RGB[2];
- }
- cmsDeleteTransform(transform);
+ opj_image_data_free(src0);
+ image->comps[0].data = dst0;
+ opj_image_data_free(src1);
+ image->comps[1].data = dst1;
+ opj_image_data_free(src2);
+ image->comps[2].data = dst2;
+
+ image->color_space = new_space;
+ image->comps[0].prec = 16;
+ image->comps[1].prec = 16;
+ image->comps[2].prec = 16;
+
+ return;
+
+fails:
+ cmsDeleteTransform(transform);
#ifdef OPJ_HAVE_LIBLCMS1
- cmsCloseProfile(in);
- cmsCloseProfile(out);
+ cmsCloseProfile(in);
+ cmsCloseProfile(out);
#endif
- free(src0); image->comps[0].data = dst0;
- free(src1); image->comps[1].data = dst1;
- free(src2); image->comps[2].data = dst2;
-
- image->color_space = OPJ_CLRSPC_SRGB;
- image->comps[0].prec = 16;
- image->comps[1].prec = 16;
- image->comps[2].prec = 16;
-
- return;
- }
-
- fprintf(stderr,"%s:%d:\n\tenumCS %d not handled. Ignoring.\n", __FILE__,__LINE__, enumcs);
-}// color_apply_conversion()
-
-#endif // OPJ_HAVE_LIBLCMS2 || OPJ_HAVE_LIBLCMS1
+ if (red) {
+ opj_image_data_free(red);
+ }
+ if (green) {
+ opj_image_data_free(green);
+ }
+ if (blue) {
+ opj_image_data_free(blue);
+ }
+ return;
+ }
+
+ fprintf(stderr, "%s:%d:\n\tenumCS %d not handled. Ignoring.\n", __FILE__,
+ __LINE__, enumcs);
+}/* color_cielab_to_rgb() */
+
+#endif /* OPJ_HAVE_LIBLCMS2 || OPJ_HAVE_LIBLCMS1 */
void color_cmyk_to_rgb(opj_image_t *image)
{
- float C, M, Y, K;
- float sC, sM, sY, sK;
- unsigned int w, h, max, i;
-
- w = image->comps[0].w;
- h = image->comps[0].h;
-
- if(image->numcomps < 4) return;
-
- max = w * h;
-
- sC = 1.0F / (float)((1 << image->comps[0].prec) - 1);
- sM = 1.0F / (float)((1 << image->comps[1].prec) - 1);
- sY = 1.0F / (float)((1 << image->comps[2].prec) - 1);
- sK = 1.0F / (float)((1 << image->comps[3].prec) - 1);
-
- for(i = 0; i < max; ++i)
- {
- /* CMYK values from 0 to 1 */
- C = (float)(image->comps[0].data[i]) * sC;
- M = (float)(image->comps[1].data[i]) * sM;
- Y = (float)(image->comps[2].data[i]) * sY;
- K = (float)(image->comps[3].data[i]) * sK;
-
- /* Invert all CMYK values */
- C = 1.0F - C;
- M = 1.0F - M;
- Y = 1.0F - Y;
- K = 1.0F - K;
-
- /* CMYK -> RGB : RGB results from 0 to 255 */
- image->comps[0].data[i] = (int)(255.0F * C * K); /* R */
- image->comps[1].data[i] = (int)(255.0F * M * K); /* G */
- image->comps[2].data[i] = (int)(255.0F * Y * K); /* B */
- }
-
- free(image->comps[3].data); image->comps[3].data = NULL;
- image->comps[0].prec = 8;
- image->comps[1].prec = 8;
- image->comps[2].prec = 8;
- image->numcomps -= 1;
- image->color_space = OPJ_CLRSPC_SRGB;
-
- for (i = 3; i < image->numcomps; ++i) {
- memcpy(&(image->comps[i]), &(image->comps[i+1]), sizeof(image->comps[i]));
- }
-
-}// color_cmyk_to_rgb()
-
-//
-// This code has been adopted from sjpx_openjpeg.c of ghostscript
-//
+ float C, M, Y, K;
+ float sC, sM, sY, sK;
+ unsigned int w, h, max, i;
+
+ w = image->comps[0].w;
+ h = image->comps[0].h;
+
+ if (
+ (image->numcomps < 4)
+ || (image->comps[0].dx != image->comps[1].dx) ||
+ (image->comps[0].dx != image->comps[2].dx) ||
+ (image->comps[0].dx != image->comps[3].dx)
+ || (image->comps[0].dy != image->comps[1].dy) ||
+ (image->comps[0].dy != image->comps[2].dy) ||
+ (image->comps[0].dy != image->comps[3].dy)
+ ) {
+ fprintf(stderr, "%s:%d:color_cmyk_to_rgb\n\tCAN NOT CONVERT\n", __FILE__,
+ __LINE__);
+ return;
+ }
+
+ max = w * h;
+
+ sC = 1.0F / (float)((1 << image->comps[0].prec) - 1);
+ sM = 1.0F / (float)((1 << image->comps[1].prec) - 1);
+ sY = 1.0F / (float)((1 << image->comps[2].prec) - 1);
+ sK = 1.0F / (float)((1 << image->comps[3].prec) - 1);
+
+ for (i = 0; i < max; ++i) {
+ /* CMYK values from 0 to 1 */
+ C = (float)(image->comps[0].data[i]) * sC;
+ M = (float)(image->comps[1].data[i]) * sM;
+ Y = (float)(image->comps[2].data[i]) * sY;
+ K = (float)(image->comps[3].data[i]) * sK;
+
+ /* Invert all CMYK values */
+ C = 1.0F - C;
+ M = 1.0F - M;
+ Y = 1.0F - Y;
+ K = 1.0F - K;
+
+ /* CMYK -> RGB : RGB results from 0 to 255 */
+ image->comps[0].data[i] = (int)(255.0F * C * K); /* R */
+ image->comps[1].data[i] = (int)(255.0F * M * K); /* G */
+ image->comps[2].data[i] = (int)(255.0F * Y * K); /* B */
+ }
+
+ opj_image_data_free(image->comps[3].data);
+ image->comps[3].data = NULL;
+ image->comps[0].prec = 8;
+ image->comps[1].prec = 8;
+ image->comps[2].prec = 8;
+ image->numcomps -= 1;
+ image->color_space = OPJ_CLRSPC_SRGB;
+
+ for (i = 3; i < image->numcomps; ++i) {
+ memcpy(&(image->comps[i]), &(image->comps[i + 1]), sizeof(image->comps[i]));
+ }
+
+}/* color_cmyk_to_rgb() */
+
+/*
+ * This code has been adopted from sjpx_openjpeg.c of ghostscript
+ */
void color_esycc_to_rgb(opj_image_t *image)
{
- int y, cb, cr, sign1, sign2, val;
- unsigned int w, h, max, i;
- int flip_value = (1 << (image->comps[0].prec-1));
- int max_value = (1 << image->comps[0].prec) - 1;
-
- if(image->numcomps < 3) return;
-
- w = image->comps[0].w;
- h = image->comps[0].h;
-
- sign1 = (int)image->comps[1].sgnd;
- sign2 = (int)image->comps[2].sgnd;
-
- max = w * h;
-
- for(i = 0; i < max; ++i)
- {
-
- y = image->comps[0].data[i]; cb = image->comps[1].data[i]; cr = image->comps[2].data[i];
-
- if( !sign1) cb -= flip_value;
- if( !sign2) cr -= flip_value;
-
- val = (int)
- ((float)y - (float)0.0000368 * (float)cb
- + (float)1.40199 * (float)cr + (float)0.5);
-
- if(val > max_value) val = max_value; else if(val < 0) val = 0;
- image->comps[0].data[i] = val;
-
- val = (int)
- ((float)1.0003 * (float)y - (float)0.344125 * (float)cb
- - (float)0.7141128 * (float)cr + (float)0.5);
-
- if(val > max_value) val = max_value; else if(val < 0) val = 0;
- image->comps[1].data[i] = val;
-
- val = (int)
- ((float)0.999823 * (float)y + (float)1.77204 * (float)cb
- - (float)0.000008 *(float)cr + (float)0.5);
-
- if(val > max_value) val = max_value; else if(val < 0) val = 0;
- image->comps[2].data[i] = val;
- }
- image->color_space = OPJ_CLRSPC_SRGB;
-
-}// color_esycc_to_rgb()
+ int y, cb, cr, sign1, sign2, val;
+ unsigned int w, h, max, i;
+ int flip_value = (1 << (image->comps[0].prec - 1));
+ int max_value = (1 << image->comps[0].prec) - 1;
+
+ if (
+ (image->numcomps < 3)
+ || (image->comps[0].dx != image->comps[1].dx) ||
+ (image->comps[0].dx != image->comps[2].dx)
+ || (image->comps[0].dy != image->comps[1].dy) ||
+ (image->comps[0].dy != image->comps[2].dy)
+ ) {
+ fprintf(stderr, "%s:%d:color_esycc_to_rgb\n\tCAN NOT CONVERT\n", __FILE__,
+ __LINE__);
+ return;
+ }
+
+ w = image->comps[0].w;
+ h = image->comps[0].h;
+
+ sign1 = (int)image->comps[1].sgnd;
+ sign2 = (int)image->comps[2].sgnd;
+
+ max = w * h;
+
+ for (i = 0; i < max; ++i) {
+
+ y = image->comps[0].data[i];
+ cb = image->comps[1].data[i];
+ cr = image->comps[2].data[i];
+
+ if (!sign1) {
+ cb -= flip_value;
+ }
+ if (!sign2) {
+ cr -= flip_value;
+ }
+
+ val = (int)
+ ((float)y - (float)0.0000368 * (float)cb
+ + (float)1.40199 * (float)cr + (float)0.5);
+
+ if (val > max_value) {
+ val = max_value;
+ } else if (val < 0) {
+ val = 0;
+ }
+ image->comps[0].data[i] = val;
+
+ val = (int)
+ ((float)1.0003 * (float)y - (float)0.344125 * (float)cb
+ - (float)0.7141128 * (float)cr + (float)0.5);
+
+ if (val > max_value) {
+ val = max_value;
+ } else if (val < 0) {
+ val = 0;
+ }
+ image->comps[1].data[i] = val;
+
+ val = (int)
+ ((float)0.999823 * (float)y + (float)1.77204 * (float)cb
+ - (float)0.000008 * (float)cr + (float)0.5);
+
+ if (val > max_value) {
+ val = max_value;
+ } else if (val < 0) {
+ val = 0;
+ }
+ image->comps[2].data[i] = val;
+ }
+ image->color_space = OPJ_CLRSPC_SRGB;
+
+}/* color_esycc_to_rgb() */
projects / openjpeg.git / blobdiff