/*
- * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
- * Copyright (c) 2002-2007, Professor Benoit Macq
+ * The copyright in this software is being made available under the 2-clauses
+ * BSD License, included below. This software may be subject to other third
+ * party and contributor rights, including patent rights, and no such rights
+ * are granted under this license.
+ *
+ * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
+ * Copyright (c) 2002-2014, Professor Benoit Macq
* Copyright (c) 2001-2003, David Janssens
* Copyright (c) 2002-2003, Yannick Verschueren
- * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
+ * Copyright (c) 2003-2007, Francois-Olivier Devaux
+ * Copyright (c) 2003-2014, Antonin Descampe
* Copyright (c) 2005, Herve Drolon, FreeImage Team
* All rights reserved.
*
#include <string.h>
#include <stdlib.h>
#include <math.h>
+#include <assert.h>
#include "opj_apps_config.h"
#include "openjpeg.h"
{
int *d0, *d1, *d2, *r, *g, *b;
const int *y, *cb, *cr;
- int maxw, maxh, max, i, offset, upb;
+ size_t maxw, maxh, max, i;
+ int offset, upb;
- i = img->comps[0].prec;
- offset = 1<<(i - 1); upb = (1<<i)-1;
+ upb = (int)img->comps[0].prec;
+ offset = 1<<(upb - 1); upb = (1<<upb)-1;
- maxw = img->comps[0].w; maxh = img->comps[0].h;
+ maxw = (size_t)img->comps[0].w; maxh = (size_t)img->comps[0].h;
max = maxw * maxh;
y = img->comps[0].data;
d1 = g = (int*)malloc(sizeof(int) * max);
d2 = b = (int*)malloc(sizeof(int) * max);
- for(i = 0; i < max; ++i)
- {
- sycc_to_rgb(offset, upb, *y, *cb, *cr, r, g, b);
+ if(r == NULL || g == NULL || b == NULL) goto fails;
- ++y; ++cb; ++cr; ++r; ++g; ++b;
- }
+ 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;
+ img->color_space = OPJ_CLRSPC_SRGB;
+ return;
+fails:
+ free(r);
+ free(g);
+ 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;
- int maxw, maxh, max, offset, upb;
- int i, j;
+ size_t maxw, maxh, max, offx, loopmaxw;
+ int offset, upb;
+ size_t i;
- i = img->comps[0].prec;
- offset = 1<<(i - 1); upb = (1<<i)-1;
+ upb = (int)img->comps[0].prec;
+ offset = 1<<(upb - 1); upb = (1<<upb)-1;
- maxw = img->comps[0].w; maxh = img->comps[0].h;
+ maxw = (size_t)img->comps[0].w; maxh = (size_t)img->comps[0].h;
max = maxw * maxh;
y = img->comps[0].data;
d1 = g = (int*)malloc(sizeof(int) * max);
d2 = b = (int*)malloc(sizeof(int) * max);
- for(i=0; i < maxh; ++i)
- {
- for(j=0; j < maxw; j += 2)
- {
- 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);
+ if(r == NULL || g == NULL || b == NULL) goto fails;
- ++y; ++r; ++g; ++b; ++cb; ++cr;
- }
- }
+ /* 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;
+ }
+ }
+
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;
- img->comps[1].w = maxw; img->comps[1].h = maxh;
- img->comps[2].w = maxw; img->comps[2].h = maxh;
- 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;
+ 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:
+ free(r);
+ free(g);
+ 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;
- int maxw, maxh, max, offset, upb;
- int i, j;
+ size_t maxw, maxh, max, offx, loopmaxw, offy, loopmaxh;
+ int offset, upb;
+ size_t i;
- i = img->comps[0].prec;
- offset = 1<<(i - 1); upb = (1<<i)-1;
+ upb = (int)img->comps[0].prec;
+ offset = 1<<(upb - 1); upb = (1<<upb)-1;
- maxw = img->comps[0].w; maxh = img->comps[0].h;
+ maxw = (size_t)img->comps[0].w; maxh = (size_t)img->comps[0].h;
max = maxw * maxh;
y = img->comps[0].data;
d0 = r = (int*)malloc(sizeof(int) * max);
d1 = g = (int*)malloc(sizeof(int) * max);
d2 = b = (int*)malloc(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);
+ }
+ }
- for(i=0; i < maxh; i += 2)
- {
- ny = y + maxw;
- nr = r + maxw; ng = g + maxw; nb = b + maxw;
-
- for(j=0; j < maxw; j += 2)
- {
- 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;
- }
- y += maxw; r += maxw; g += maxw; b += maxw;
- }
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;
- img->comps[1].w = maxw; img->comps[1].h = maxh;
- img->comps[2].w = maxw; img->comps[2].h = maxh;
- 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;
+ 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:
+ free(r);
+ free(g);
+ 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->numcomps < 3)
+ {
+ img->color_space = OPJ_CLRSPC_GRAY;
+ return;
+ }
if((img->comps[0].dx == 1)
&& (img->comps[1].dx == 2)
&& (img->comps[1].dy == 2)
&& (img->comps[2].dy == 2))/* horizontal and vertical sub-sample */
{
- sycc420_to_rgb(img);
+ sycc420_to_rgb(img);
}
else
if((img->comps[0].dx == 1)
&& (img->comps[1].dy == 1)
&& (img->comps[2].dy == 1))/* horizontal sub-sample only */
{
- sycc422_to_rgb(img);
+ sycc422_to_rgb(img);
}
else
if((img->comps[0].dx == 1)
&& (img->comps[1].dy == 1)
&& (img->comps[2].dy == 1))/* no sub-sample */
{
- sycc444_to_rgb(img);
+ sycc444_to_rgb(img);
}
else
{
- fprintf(stderr,"%s:%d:color_sycc_to_rgb\n\tCAN NOT CONVERT\n",
- __FILE__,__LINE__);
- return;
+ fprintf(stderr,"%s:%d:color_sycc_to_rgb\n\tCAN NOT CONVERT\n", __FILE__,__LINE__);
+ return;
}
- img->color_space = OPJ_CLRSPC_SRGB;
-
}/* color_sycc_to_rgb() */
#if defined(OPJ_HAVE_LIBLCMS2) || defined(OPJ_HAVE_LIBLCMS1)
+
#ifdef OPJ_HAVE_LIBLCMS1
/* Bob Friesenhahn proposed:*/
#define cmsSigXYZData icSigXYZData
#endif /* 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;
+ cmsUInt32Number intent, in_type, out_type;
int *r, *g, *b;
- int prec, i, max, max_w, max_h;
- OPJ_COLOR_SPACE oldspace;
+ size_t nr_samples;
+ int prec, i, max, max_w, max_h, 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);
+#endif
if(in_prof == NULL) return;
intent = cmsGetHeaderRenderingIntent(in_prof);
- max_w = image->comps[0].w; max_h = image->comps[0].h;
- prec = image->comps[0].prec;
- oldspace = image->color_space;
+ max_w = (int)image->comps[0].w;
+ max_h = (int)image->comps[0].h;
+ prec = (int)image->comps[0].prec;
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;
+ 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();
- image->color_space = OPJ_CLRSPC_SRGB;
+ new_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;
+ new_space = OPJ_CLRSPC_SRGB;
}
else
{
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);
+ (out_space>>24) & 0xff,(out_space>>16) & 0xff,
+ (out_space>>8) & 0xff, out_space & 0xff);
#endif
+ 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);
+ 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,
+ 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,
+ out_space,
+ (out_space>>24) & 0xff,(out_space>>16) & 0xff,
+ (out_space>>8) & 0xff, out_space & 0xff,
-in_type,out_type
+ in_type,out_type
);
+#else
+ (void)prec;
+ (void)in_space;
#endif /* DEBUG_PROFILE */
transform = cmsCreateTransform(in_prof, in_type,
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);
if(image->numcomps > 2)/* RGB, RGBA */
{
+ if( prec <= 8 )
+ {
+ unsigned char *inbuf, *outbuf, *in, *out;
+
+ max = max_w * max_h;
+ nr_samples = (size_t)(max * 3 * sizeof(unsigned char));
+ in = inbuf = (unsigned char*)malloc(nr_samples);
+ out = outbuf = (unsigned char*)malloc(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 = 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++;
+ }
+ ok = 1;
+
+fails0:
+ if(inbuf) free(inbuf);
+ if(outbuf) free(outbuf);
+ }
+ else /* prec > 8 */
+ {
unsigned short *inbuf, *outbuf, *in, *out;
- max = max_w * max_h; nr_samples = max * 3 * sizeof(unsigned short);
+
+ max = max_w * max_h;
+ nr_samples = (size_t)(max * 3 * sizeof(unsigned short));
in = inbuf = (unsigned short*)malloc(nr_samples);
out = outbuf = (unsigned short*)malloc(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 = 0; i < max; ++i)
- {
+ {
*in++ = (unsigned short)*r++;
*in++ = (unsigned short)*g++;
*in++ = (unsigned short)*b++;
- }
+ }
- cmsDoTransform(transform, inbuf, outbuf, max);
+ 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:
+ if(inbuf) free(inbuf);
+ if(outbuf) free(outbuf);
}
- free(inbuf); free(outbuf);
}
- else /* GRAY, GRAYA */
+ 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 = max * 3 * sizeof(unsigned char);
+ max = max_w * max_h;
+ nr_samples = (size_t)(max * 3 * sizeof(unsigned char));
in = inbuf = (unsigned char*)malloc(nr_samples);
out = outbuf = (unsigned char*)malloc(nr_samples);
+ g = (int*)calloc((size_t)max, sizeof(int));
+ b = (int*)calloc((size_t)max, sizeof(int));
+
+ if(inbuf == NULL || outbuf == NULL || g == NULL || b == NULL) goto fails2;
- image->comps = (opj_image_comp_t*)
+ 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 = (int*)calloc(max, sizeof(int));
- image->comps[2].data = (int*)calloc(max, sizeof(int));
+ image->comps[1].data = g;
+ image->comps[2].data = b;
image->numcomps += 2;
r = image->comps[0].data;
for(i = 0; i < max; ++i)
- {
+ {
*in++ = (unsigned char)*r++;
- }
- cmsDoTransform(transform, inbuf, outbuf, max);
+ }
+ 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;
+
+fails2:
+ if(inbuf) free(inbuf);
+ if(outbuf) free(outbuf);
+ if(g) free(g);
+ if(b) free(b);
}
- free(inbuf); free(outbuf);
+ 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 * 3 * sizeof(unsigned short));
+ in = inbuf = (unsigned short*)malloc(nr_samples);
+ out = outbuf = (unsigned short*)malloc(nr_samples);
+ g = (int*)calloc((size_t)max, sizeof(int));
+ b = (int*)calloc((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;
- }/* if(image->numcomps */
+ 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 = 0; 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:
+ if(inbuf) free(inbuf);
+ if(outbuf) free(outbuf);
+ if(g) free(g);
+ if(b) free(b);
+ }
+ }/* if(image->numcomps > 2) */
cmsDeleteTransform(transform);
cmsCloseProfile(in_prof);
cmsCloseProfile(out_prof);
#endif
+ if(ok)
+ {
+ image->color_space = new_space;
+ }
}/* color_apply_icc_profile() */
+void color_cielab_to_rgb(opj_image_t *image)
+{
+ 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;
+ }
+
+ 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);
+#endif
+ if(transform == NULL)
+ {
+#ifdef OPJ_HAVE_LIBLCMS1
+ cmsCloseProfile(in);
+ cmsCloseProfile(out);
+#endif
+ 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*)malloc(max * sizeof(int));
+ green = dst1 = (int*)malloc(max * sizeof(int));
+ blue = dst2 = (int*)malloc(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);
+#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 = 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);
+#endif
+ if(red) free(red);
+ if(green) free(green);
+ if(blue) 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
+ */
+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)
+ || (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