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-rw-r--r--xicc/xicclu.c774
1 files changed, 473 insertions, 301 deletions
diff --git a/xicc/xicclu.c b/xicc/xicclu.c
index aa4a452..4987e65 100644
--- a/xicc/xicclu.c
+++ b/xicc/xicclu.c
@@ -3,7 +3,8 @@
* xicc lookup/test utility
*
* This program is the analog of icclu, but allows reverse lookup
- * of transforms by making use of xicc interpolation code.
+ * of transforms by making use of xicc interpolation code, + other
+ * more advanced features.
* (Based on the old xfmlu.c)
*
* Author: Graeme W. Gill
@@ -18,6 +19,8 @@
/* TTBD:
+ Add HSV as alternative to RGB ?
+
Can -ff and -fif be made to work with device link files ?
*/
@@ -41,9 +44,9 @@
void usage(char *diag) {
int i;
- fprintf(stderr,"Translate colors through an xicc, Version %s\n",ARGYLL_VERSION_STR);
+ fprintf(stderr,"Lookup ICC or CAL colors, Version %s\n",ARGYLL_VERSION_STR);
fprintf(stderr,"Author: Graeme W. Gill, licensed under the AGPL Version 3\n");
- fprintf(stderr,"usage: xicclu [-options] profile\n");
+ fprintf(stderr,"usage: xicclu [-options] profile_or_cal\n");
if (diag != NULL)
fprintf(stderr,"Diagnostic: %s\n",diag);
fprintf(stderr," -v level Verbosity level 0 - 2 (default = 1)\n");
@@ -60,6 +63,15 @@ void usage(char *diag) {
fprintf(stderr," -p oride x = XYZ_PCS, X = XYZ * 100, l = Lab_PCS, L = LCh, y = Yxy\n");
fprintf(stderr," j = %s Appearance Jab, J = %s Appearance JCh\n",icxcam_description(cam_default),icxcam_description(cam_default));
fprintf(stderr," -s scale Scale device range 0.0 - scale rather than 0.0 - 1.0\n");
+ fprintf(stderr," -e flag Video encode device input as:\n");
+ fprintf(stderr," -E flag Video decode device output as:\n");
+ fprintf(stderr," n normal 0..1 full range RGB levels (default)\n");
+ fprintf(stderr," t (16-235)/255 \"TV\" RGB levels\n");
+ fprintf(stderr," 6 Rec601 YCbCr SD (16-235,240)/255 \"TV\" levels\n");
+ fprintf(stderr," 7 Rec709 1125/60Hz YCbCr HD (16-235,240)/255 \"TV\" levels\n");
+ fprintf(stderr," 5 Rec709 1250/50Hz YCbCr HD (16-235,240)/255 \"TV\" levels\n");
+ fprintf(stderr," 2 Rec2020 YCbCr UHD (16-235,240)/255 \"TV\" levels\n");
+ fprintf(stderr," C Rec2020 Constant Luminance YCbCr UHD (16-235,240)/255 \"TV\" levels\n");
fprintf(stderr," -k [zhxrlv] Black value target: z = zero K,\n");
fprintf(stderr," h = 0.5 K, x = max K, r = ramp K (def.)\n");
fprintf(stderr," l = extra PCS input is portion of K locus\n");
@@ -101,10 +113,11 @@ void usage(char *diag) {
fprintf(stderr," w:x:y Adapted white point as x, y\n");
fprintf(stderr," a:adaptation Adaptation luminance in cd.m^2 (default 50.0)\n");
fprintf(stderr," b:background Background %% of image luminance (default 20)\n");
- fprintf(stderr," l:scenewhite Scene white in cd.m^2 if surround = auto (default 250)\n");
- fprintf(stderr," f:flare Flare light %% of image luminance (default 1)\n");
- fprintf(stderr," f:X:Y:Z Flare color as XYZ (default media white, Abs: D50)\n");
- fprintf(stderr," f:x:y Flare color as x, y\n");
+ fprintf(stderr," l:imagewhite Image white in cd.m^2 if surround = auto (default 250)\n");
+ fprintf(stderr," f:flare Flare light %% of image luminance (default 0)\n");
+ fprintf(stderr," g:glare Flare light %% of ambient (default 1)\n");
+ fprintf(stderr," g:X:Y:Z Flare color as XYZ (default media white, Abs: D50)\n");
+ fprintf(stderr," g:x:y Flare color as x, y\n");
fprintf(stderr,"\n");
fprintf(stderr," The colors to be translated should be fed into standard in,\n");
fprintf(stderr," one input color per line, white space separated.\n");
@@ -141,9 +154,10 @@ int
main(int argc, char *argv[]) {
int fa,nfa; /* argument we're looking at */
char prof_name[MAXNAMEL+1];
- icmFile *fp;
- icc *icco;
- xicc *xicco;
+ icmFile *fp = NULL;
+ icc *icco = NULL;
+ xicc *xicco = NULL;
+ xcal *cal = NULL; /* If .cal rather than .icm/.icc, not NULL */
int doplot = 0; /* Do grey axis plot */
double pstart[3] = { -1000.0 }; /* Plot Lab/Jab PCS start point = white */
double pend[3] = { -1000.0 }; /* Plot Lab/Jab PCS end point = black */
@@ -157,11 +171,12 @@ main(int argc, char *argv[]) {
double vc_wXYZ[3] = {-1.0, -1.0, -1.0}; /* Adapted white override in XYZ */
double vc_wxy[2] = {-1.0, -1.0}; /* Adapted white override in x,y */
double vc_a = -1.0; /* Adapted luminance */
- double vc_b = -1.0; /* Background % overid */
+ double vc_b = -1.0; /* Background % overide */
double vc_l = -1.0; /* Scene luminance override */
- double vc_f = -1.0; /* Flare % overid */
- double vc_fXYZ[3] = {-1.0, -1.0, -1.0}; /* Flare color override in XYZ */
- double vc_fxy[2] = {-1.0, -1.0}; /* Flare color override in x,y */
+ double vc_f = -1.0; /* Flare % overide */
+ double vc_g = -1.0; /* Glare % overide */
+ double vc_gXYZ[3] = {-1.0, -1.0, -1.0}; /* Glare color override in XYZ */
+ double vc_gxy[2] = {-1.0, -1.0}; /* Glare color override in x,y */
int verb = 1;
int actual = 0;
int slocwarn = 0;
@@ -172,11 +187,13 @@ main(int argc, char *argv[]) {
int repLCh = 0; /* Report LCh */
int repXYZ100 = 0; /* Scale XYZ by 10 */
double scale = 0.0; /* Device value scale factor */
+ int in_tvenc; /* 1 to use RGB Video Level encoding, 2 = Rec601, 3 = Rec709 YCbCr */
+ int out_tvenc; /* 1 to use RGB Video Level encoding, 2 = Rec601, 3 = Rec709 YCbCr */
int rv = 0;
char buf[200];
double uin[MAX_CHAN], in[MAX_CHAN], out[MAX_CHAN], uout[MAX_CHAN];
- icxLuBase *luo, *aluo = NULL;
+ icxLuBase *luo = NULL, *aluo = NULL;
icColorSpaceSignature ins, outs; /* Type of input and output spaces */
int inn, outn; /* Number of components */
icmLuAlgType alg; /* Type of lookup algorithm */
@@ -194,6 +211,8 @@ main(int argc, char *argv[]) {
double Kstle1 = 0.0, Kstpo1 = 0.0, Kenle1 = 0.0, Kenpo1 = 0.0, Kshap1 = 0.0;
int invert = 0;
+ xslpoly *chlp = NULL;
+
#ifdef SPTEST
int sptest = 0;
warning("xicc/xicclu.c !!!! special rspl gamut sest code is compiled in !!!!\n");
@@ -285,6 +304,43 @@ main(int argc, char *argv[]) {
scale = atof(na);
if (scale <= 0.0) usage("Illegal scale value");
}
+ /* Video RGB encoding */
+ else if (argv[fa][1] == 'e'
+ || argv[fa][1] == 'E') {
+ int enc;
+ if (na == NULL) usage("Video encodong flag (-e/E) needs an argument");
+ switch (na[0]) {
+ case 'n': /* Normal */
+ enc = 0;
+ break;
+ case 't': /* TV 16 .. 235 */
+ enc = 1;
+ break;
+ case '6': /* Rec601 YCbCr */
+ enc = 2;
+ break;
+ case '7': /* Rec709 1150/60/2:1 YCbCr */
+ enc = 3;
+ break;
+ case '5': /* Rec709 1250/50/2:1 YCbCr (HD) */
+ enc = 4;
+ break;
+ case '2': /* Rec2020 Non-constant Luminance YCbCr (UHD) */
+ enc = 5;
+ break;
+ case 'C': /* Rec2020 Constant Luminance YCbCr (UHD) */
+ enc = 6;
+ break;
+ default:
+ usage("Video encoding (-E) argument not recognised");
+ }
+ if (argv[fa][1] == 'e')
+ in_tvenc = enc;
+ else
+ out_tvenc = enc;
+ fa = nfa;
+ }
+
/* function */
else if (argv[fa][1] == 'f') {
fa = nfa;
@@ -375,12 +431,14 @@ main(int argc, char *argv[]) {
repYxy = 0;
repLCh = 0;
repJCh = 0;
+ repXYZ100 = 0;
break;
case 'L':
pcsor = icSigLabData;
repYxy = 0;
repLCh = 1;
repJCh = 0;
+ repXYZ100 = 0;
break;
case 'y':
case 'Y':
@@ -388,18 +446,21 @@ main(int argc, char *argv[]) {
repYxy = 1;
repLCh = 0;
repJCh = 0;
+ repXYZ100 = 0;
break;
case 'j':
pcsor = icxSigJabData;
repYxy = 0;
repLCh = 0;
repJCh = 0;
+ repXYZ100 = 0;
break;
case 'J':
pcsor = icxSigJabData;
repYxy = 0;
repLCh = 0;
repJCh = 1;
+ repXYZ100 = 0;
break;
default:
usage("Unknown parameter after flag -i");
@@ -425,7 +486,8 @@ main(int argc, char *argv[]) {
}
/* Inking rule */
- else if (argv[fa][1] == 'k') {
+ else if (argv[fa][1] == 'k'
+ || argv[fa][1] == 'K') {
fa = nfa;
if (na == NULL) usage("No parameter after flag -k");
if (argv[fa][1] == 'k')
@@ -578,18 +640,22 @@ main(int argc, char *argv[]) {
vc_b = atof(na+2);
} else if (na[0] == 'l' || na[0] == 'L') {
if (na[1] != ':')
- usage("Viewing conditions (-[cd]l) missing ':'");
+ usage("Viewing conditions (-cl) missing ':'");
vc_l = atof(na+2);
} else if (na[0] == 'f' || na[0] == 'F') {
+ if (na[1] != ':')
+ usage("Viewing conditions (-cf) missing ':'");
+ vc_f = atof(na+2);
+ } else if (na[0] == 'g' || na[0] == 'G') {
double x, y, z;
if (sscanf(na+1,":%lf:%lf:%lf",&x,&y,&z) == 3) {
- vc_fXYZ[0] = x; vc_fXYZ[1] = y; vc_fXYZ[2] = z;
+ vc_gXYZ[0] = x; vc_gXYZ[1] = y; vc_gXYZ[2] = z;
} else if (sscanf(na+1,":%lf:%lf",&x,&y) == 2) {
- vc_fxy[0] = x; vc_fxy[1] = y;
+ vc_gxy[0] = x; vc_gxy[1] = y;
} else if (sscanf(na+1,":%lf",&x) == 1) {
- vc_f = x;
+ vc_g = x;
} else
- usage("Unrecognised parameters after -cf");
+ usage("Unrecognised parameters after -cg");
} else
usage("Unrecognised parameters after -c");
}
@@ -603,17 +669,17 @@ main(int argc, char *argv[]) {
if (fa >= argc || argv[fa][0] == '-') usage("Expecting profile file name");
strncpy(prof_name,argv[fa],MAXNAMEL); prof_name[MAXNAMEL] = '\000';
- if (doplot) {
-
- /* Force PCS to be Lab or Jab */
- repJCh = 0;
- repLCh = 0;
- if (pcsor != icxSigJabData)
- pcsor = icSigLabData;
+ if (slocwarn) {
+ if ((chlp = chrom_locus_poligon(0, icxOT_CIE_1931_2, 0)) == NULL)
+ error("chrom_locus_poligon failed");
+ }
- if ((invert == 0 && func != icmBwd)
- || (invert != 0 && func != icmFwd))
- error("Must use -fb or -fif for grey axis plot");
+ if (verb > 1) {
+ icmFile *op;
+ if ((op = new_icmFileStd_fp(stdout)) == NULL)
+ error ("Can't open stdout");
+ icco->header->dump(icco->header, op, 1);
+ op->del(op);
}
/* Open up the profile for reading */
@@ -623,248 +689,275 @@ main(int argc, char *argv[]) {
if ((icco = new_icc()) == NULL)
error ("Creation of ICC object failed");
- if ((rv = icco->read(icco,fp,0)) != 0)
- error ("%d, %s",rv,icco->err);
+ if ((rv = icco->read(icco,fp,0)) == 0) { /* ICC profile */
- if (doplot) {
- if (icco->header->deviceClass != icSigInputClass
- && icco->header->deviceClass != icSigDisplayClass
- && icco->header->deviceClass != icSigOutputClass)
- error("Profile must be a device profile to plot neutral axis");
- }
+ if (doplot) {
+
+ /* Force PCS to be Lab or Jab */
+ repJCh = 0;
+ repLCh = 0;
+ if (pcsor != icxSigJabData)
+ pcsor = icSigLabData;
+
+ if ((invert == 0 && func != icmBwd)
+ || (invert != 0 && func != icmFwd))
+ error("Must use -fb or -fif for grey axis plot");
+ }
- if (verb > 1) {
- icmFile *op;
- if ((op = new_icmFileStd_fp(stdout)) == NULL)
- error ("Can't open stdout");
- icco->header->dump(icco->header, op, 1);
- op->del(op);
- }
+ if (icco->header->cmmId == str2tag("argl"))
+ icco->allowclutPoints256 = 1;
+
+ if (doplot) {
+ if (icco->header->deviceClass != icSigInputClass
+ && icco->header->deviceClass != icSigDisplayClass
+ && icco->header->deviceClass != icSigOutputClass)
+ error("Profile must be a device profile to plot neutral axis");
+ }
- /* Wrap with an expanded icc */
- if ((xicco = new_xicc(icco)) == NULL)
- error ("Creation of xicc failed");
+ /* Wrap with an expanded icc */
+ if ((xicco = new_xicc(icco)) == NULL)
+ error ("Creation of xicc failed");
- /* Set the default ink limits if not set on command line */
- icxDefaultLimits(xicco, &ink.tlimit, tlimit, &ink.klimit, klimit);
+ /* Set the default ink limits if not set on command line */
+ icxDefaultLimits(xicco, &ink.tlimit, tlimit, &ink.klimit, klimit);
- if (verb > 1) {
- if (ink.tlimit >= 0.0)
- printf("Total ink limit assumed is %3.0f%%\n",100.0 * ink.tlimit);
- if (ink.klimit >= 0.0)
- printf("Black ink limit assumed is %3.0f%%\n",100.0 * ink.klimit);
- }
+ if (verb > 1) {
+ if (ink.tlimit >= 0.0)
+ printf("Total ink limit assumed is %3.0f%%\n",100.0 * ink.tlimit);
+ if (ink.klimit >= 0.0)
+ printf("Black ink limit assumed is %3.0f%%\n",100.0 * ink.klimit);
+ }
- ink.KonlyLmin = 0; /* Use normal black as locus Lmin */
-
- ink.c.Ksmth = ICXINKDEFSMTH; /* Default curve smoothing */
- ink.c.Kskew = ICXINKDEFSKEW; /* default curve skew */
- ink.x.Ksmth = ICXINKDEFSMTH;
- ink.x.Kskew = ICXINKDEFSKEW;
-
- if (inking == 0) { /* Use minimum */
- ink.k_rule = locus ? icxKluma5 : icxKluma5k; /* Locus or value target */
- ink.c.Kstle = 0.0;
- ink.c.Kstpo = 0.0;
- ink.c.Kenpo = 1.0;
- ink.c.Kenle = 0.0;
- ink.c.Kshap = 1.0;
- } else if (inking == 1) { /* Use 0.5 */
- ink.k_rule = locus ? icxKluma5 : icxKluma5k; /* Locus or value target */
- ink.c.Kstle = 0.5;
- ink.c.Kstpo = 0.0;
- ink.c.Kenpo = 1.0;
- ink.c.Kenle = 0.5;
- ink.c.Kshap = 1.0;
- } else if (inking == 2) { /* Use maximum */
- ink.k_rule = locus ? icxKluma5 : icxKluma5k; /* Locus or value target */
- ink.c.Kstle = 1.0;
- ink.c.Kstpo = 0.0;
- ink.c.Kenpo = 1.0;
- ink.c.Kenle = 1.0;
- ink.c.Kshap = 1.0;
- } else if (inking == 3) { /* Use ramp */
- ink.k_rule = locus ? icxKluma5 : icxKluma5k; /* Locus or value target */
- ink.c.Kstle = 0.0;
- ink.c.Kstpo = 0.0;
- ink.c.Kenpo = 1.0;
- ink.c.Kenle = 1.0;
- ink.c.Kshap = 1.0;
- } else if (inking == 4) { /* Use locus */
- ink.k_rule = icxKlocus;
- } else if (inking == 5) { /* Use K target */
- ink.k_rule = icxKvalue;
- } else if (inking == 6) { /* Use specified curve */
- ink.k_rule = locus ? icxKluma5 : icxKluma5k; /* Locus or value target */
- ink.c.Kstle = Kstle;
- ink.c.Kstpo = Kstpo;
- ink.c.Kenpo = Kenpo;
- ink.c.Kenle = Kenle;
- ink.c.Kshap = Kshap;
- } else { /* Use dual curves */
- ink.k_rule = locus ? icxKl5l : icxKl5lk; /* Locus or value target */
- ink.c.Kstle = Kstle;
- ink.c.Kstpo = Kstpo;
- ink.c.Kenpo = Kenpo;
- ink.c.Kenle = Kenle;
- ink.c.Kshap = Kshap;
- ink.x.Kstle = Kstle1;
- ink.x.Kstpo = Kstpo1;
- ink.x.Kenpo = Kenpo1;
- ink.x.Kenle = Kenle1;
- ink.x.Kshap = Kshap1;
- }
+ ink.KonlyLmin = 0; /* Use normal black as locus Lmin */
+
+ ink.c.Ksmth = ICXINKDEFSMTH; /* Default curve smoothing */
+ ink.c.Kskew = ICXINKDEFSKEW; /* default curve skew */
+ ink.x.Ksmth = ICXINKDEFSMTH;
+ ink.x.Kskew = ICXINKDEFSKEW;
+
+ if (inking == 0) { /* Use minimum */
+ ink.k_rule = locus ? icxKluma5 : icxKluma5k; /* Locus or value target */
+ ink.c.Kstle = 0.0;
+ ink.c.Kstpo = 0.0;
+ ink.c.Kenpo = 1.0;
+ ink.c.Kenle = 0.0;
+ ink.c.Kshap = 1.0;
+ } else if (inking == 1) { /* Use 0.5 */
+ ink.k_rule = locus ? icxKluma5 : icxKluma5k; /* Locus or value target */
+ ink.c.Kstle = 0.5;
+ ink.c.Kstpo = 0.0;
+ ink.c.Kenpo = 1.0;
+ ink.c.Kenle = 0.5;
+ ink.c.Kshap = 1.0;
+ } else if (inking == 2) { /* Use maximum */
+ ink.k_rule = locus ? icxKluma5 : icxKluma5k; /* Locus or value target */
+ ink.c.Kstle = 1.0;
+ ink.c.Kstpo = 0.0;
+ ink.c.Kenpo = 1.0;
+ ink.c.Kenle = 1.0;
+ ink.c.Kshap = 1.0;
+ } else if (inking == 3) { /* Use ramp */
+ ink.k_rule = locus ? icxKluma5 : icxKluma5k; /* Locus or value target */
+ ink.c.Kstle = 0.0;
+ ink.c.Kstpo = 0.0;
+ ink.c.Kenpo = 1.0;
+ ink.c.Kenle = 1.0;
+ ink.c.Kshap = 1.0;
+ } else if (inking == 4) { /* Use locus */
+ ink.k_rule = icxKlocus;
+ } else if (inking == 5) { /* Use K target */
+ ink.k_rule = icxKvalue;
+ } else if (inking == 6) { /* Use specified curve */
+ ink.k_rule = locus ? icxKluma5 : icxKluma5k; /* Locus or value target */
+ ink.c.Kstle = Kstle;
+ ink.c.Kstpo = Kstpo;
+ ink.c.Kenpo = Kenpo;
+ ink.c.Kenle = Kenle;
+ ink.c.Kshap = Kshap;
+ } else { /* Use dual curves */
+ ink.k_rule = locus ? icxKl5l : icxKl5lk; /* Locus or value target */
+ ink.c.Kstle = Kstle;
+ ink.c.Kstpo = Kstpo;
+ ink.c.Kenpo = Kenpo;
+ ink.c.Kenle = Kenle;
+ ink.c.Kshap = Kshap;
+ ink.x.Kstle = Kstle1;
+ ink.x.Kstpo = Kstpo1;
+ ink.x.Kenpo = Kenpo1;
+ ink.x.Kenle = Kenle1;
+ ink.x.Kshap = Kshap1;
+ }
- /* Setup the viewing conditions */
- if (xicc_enum_viewcond(xicco, &vc, -1, NULL, 0, NULL) == -999)
- error ("%d, %s",xicco->errc, xicco->err);
+ /* Setup the viewing conditions in case we need them */
+ if (xicc_enum_viewcond(xicco, &vc, -1, NULL, 0, NULL) == -999) {
+ if (camclip || pcsor == icxSigJabData) /* If it will be needed */
+ error("%d, %s",xicco->errc, xicco->err);
+ }
//xicc_dump_viewcond(&vc);
- if (vc_e != -1)
- if (xicc_enum_viewcond(xicco, &vc, vc_e, NULL, 0, NULL) == -999)
- error ("%d, %s",xicco->errc, xicco->err);
- if (vc_s >= 0)
- vc.Ev = vc_s;
- if (vc_wXYZ[1] > 0.0) {
- /* Normalise it to current media white */
- vc.Wxyz[0] = vc_wXYZ[0]/vc_wXYZ[1] * vc.Wxyz[1];
- vc.Wxyz[2] = vc_wXYZ[2]/vc_wXYZ[1] * vc.Wxyz[1];
- }
- if (vc_wxy[0] >= 0.0) {
- double x = vc_wxy[0];
- double y = vc_wxy[1]; /* If Y == 1.0, then X+Y+Z = 1/y */
- double z = 1.0 - x - y;
- vc.Wxyz[0] = x/y * vc.Wxyz[1];
- vc.Wxyz[2] = z/y * vc.Wxyz[1];
- }
- if (vc_a >= 0.0)
- vc.La = vc_a;
- if (vc_b >= 0.0)
- vc.Yb = vc_b/100.0;
- if (vc_l >= 0.0)
- vc.Lv = vc_l;
- if (vc_f >= 0.0)
- vc.Yf = vc_f/100.0;
- if (vc_fXYZ[1] > 0.0) {
- /* Normalise it to current media white */
- vc.Fxyz[0] = vc_fXYZ[0]/vc_fXYZ[1] * vc.Fxyz[1];
- vc.Fxyz[2] = vc_fXYZ[2]/vc_fXYZ[1] * vc.Fxyz[1];
- }
- if (vc_fxy[0] >= 0.0) {
- double x = vc_fxy[0];
- double y = vc_fxy[1]; /* If Y == 1.0, then X+Y+Z = 1/y */
- double z = 1.0 - x - y;
- vc.Fxyz[0] = x/y * vc.Fxyz[1];
- vc.Fxyz[2] = z/y * vc.Fxyz[1];
- }
+ if (vc_e != -1)
+ if (xicc_enum_viewcond(xicco, &vc, vc_e, NULL, 0, NULL) == -999)
+ error ("%d, %s",xicco->errc, xicco->err);
+ if (vc_s >= 0)
+ vc.Ev = vc_s;
+ if (vc_wXYZ[1] > 0.0) {
+ /* Normalise it to current media white */
+ vc.Wxyz[0] = vc_wXYZ[0]/vc_wXYZ[1] * vc.Wxyz[1];
+ vc.Wxyz[2] = vc_wXYZ[2]/vc_wXYZ[1] * vc.Wxyz[1];
+ }
+ if (vc_wxy[0] >= 0.0) {
+ double x = vc_wxy[0];
+ double y = vc_wxy[1]; /* If Y == 1.0, then X+Y+Z = 1/y */
+ double z = 1.0 - x - y;
+ vc.Wxyz[0] = x/y * vc.Wxyz[1];
+ vc.Wxyz[2] = z/y * vc.Wxyz[1];
+ }
+ if (vc_a >= 0.0)
+ vc.La = vc_a;
+ if (vc_b >= 0.0)
+ vc.Yb = vc_b/100.0;
+ if (vc_l >= 0.0)
+ vc.Lv = vc_l;
+ if (vc_f >= 0.0)
+ vc.Yf = vc_f/100.0;
+ if (vc_g >= 0.0)
+ vc.Yg = vc_g/100.0;
+ if (vc_gXYZ[1] > 0.0) {
+ /* Normalise it to current media white */
+ vc.Gxyz[0] = vc_gXYZ[0]/vc_gXYZ[1] * vc.Gxyz[1];
+ vc.Gxyz[2] = vc_gXYZ[2]/vc_gXYZ[1] * vc.Gxyz[1];
+ }
+ if (vc_gxy[0] >= 0.0) {
+ double x = vc_gxy[0];
+ double y = vc_gxy[1]; /* If Y == 1.0, then X+Y+Z = 1/y */
+ double z = 1.0 - x - y;
+ vc.Gxyz[0] = x/y * vc.Gxyz[1];
+ vc.Gxyz[2] = z/y * vc.Gxyz[1];
+ }
//xicc_dump_viewcond(&vc);
- /* Get a expanded color conversion object */
- if ((luo = xicco->get_luobj(xicco, 0
+ /* Get a expanded color conversion object */
+ if ((luo = xicco->get_luobj(xicco, 0
#ifdef USE_NEARCLIP
- | ICX_CLIP_NEAREST
+ | ICX_CLIP_NEAREST
#endif
- | (intsep ? ICX_INT_SEPARATE : 0)
- | (merge ? ICX_MERGE_CLUT : 0)
- | (camclip ? ICX_CAM_CLIP : 0)
- | ICX_FAST_SETUP
- , func, intent, pcsor, order, &vc, &ink)) == NULL)
- error ("%d, %s",xicco->errc, xicco->err);
-
- /* Get details of conversion (Arguments may be NULL if info not needed) */
- if (invert)
- luo->spaces(luo, &outs, &outn, &ins, &inn, &alg, NULL, NULL, NULL);
- else
- luo->spaces(luo, &ins, &inn, &outs, &outn, &alg, NULL, NULL, NULL);
-
- /* If we can do check on clipped values */
- if (actual != 0) {
- if (invert == 0) {
- if (func == icmFwd || func == icmBwd) {
- if ((aluo = xicco->get_luobj(xicco, ICX_CLIP_NEAREST,
- func == icmFwd ? icmBwd : icmFwd, intent, pcsor, order, &vc, &ink)) == NULL)
- error ("%d, %s",xicco->errc, xicco->err);
+ | (intsep ? ICX_INT_SEPARATE : 0)
+ | (merge ? ICX_MERGE_CLUT : 0)
+ | (camclip ? ICX_CAM_CLIP : 0)
+ | ICX_FAST_SETUP
+ , func, intent, pcsor, order, &vc, &ink)) == NULL)
+ error ("%d, %s",xicco->errc, xicco->err);
+
+ /* Get details of conversion (Arguments may be NULL if info not needed) */
+ if (invert)
+ luo->spaces(luo, &outs, &outn, &ins, &inn, &alg, NULL, NULL, NULL);
+ else
+ luo->spaces(luo, &ins, &inn, &outs, &outn, &alg, NULL, NULL, NULL);
+
+ /* If we can do check on clipped values */
+ if (actual != 0) {
+ if (invert == 0) {
+ if (func == icmFwd || func == icmBwd) {
+ if ((aluo = xicco->get_luobj(xicco, ICX_CLIP_NEAREST,
+ func == icmFwd ? icmBwd : icmFwd, intent, pcsor, order, &vc, &ink)) == NULL)
+ error ("%d, %s",xicco->errc, xicco->err);
+ }
+ } else {
+ aluo = luo; /* We can use the same one */
}
- } else {
- aluo = luo; /* We can use the same one */
}
- }
- /* More information */
- if (verb > 1) {
- int j;
- double inmin[MAX_CHAN], inmax[MAX_CHAN];
- double outmin[MAX_CHAN], outmax[MAX_CHAN];
-
- luo->get_native_ranges(luo, inmin, inmax, outmin,outmax);
- printf("Internal input value range: ");
- for (j = 0; j < inn; j++) {
- if (j > 0)
- fprintf(stdout," %f..%f",inmin[j], inmax[j]);
- else
- fprintf(stdout,"%f..%f",inmin[j], inmax[j]);
+ /* More information */
+ if (verb > 1) {
+ int j;
+ double inmin[MAX_CHAN], inmax[MAX_CHAN];
+ double outmin[MAX_CHAN], outmax[MAX_CHAN];
+
+ luo->get_native_ranges(luo, inmin, inmax, outmin,outmax);
+ printf("Internal input value range: ");
+ for (j = 0; j < inn; j++) {
+ if (j > 0)
+ fprintf(stdout," %f..%f",inmin[j], inmax[j]);
+ else
+ fprintf(stdout,"%f..%f",inmin[j], inmax[j]);
+ }
+ printf("\nInternal output value range: ");
+ for (j = 0; j < outn; j++) {
+ if (j > 0)
+ fprintf(stdout," %f..%f",outmin[j], outmax[j]);
+ else
+ fprintf(stdout,"%f..%f",outmin[j], outmax[j]);
+ }
+
+ luo->get_ranges(luo, inmin, inmax, outmin,outmax);
+ printf("\nInput value range: ");
+ for (j = 0; j < inn; j++) {
+ if (j > 0)
+ fprintf(stdout," %f..%f",inmin[j], inmax[j]);
+ else
+ fprintf(stdout,"%f..%f",inmin[j], inmax[j]);
+ }
+ printf("\nOutput value range: ");
+ for (j = 0; j < outn; j++) {
+ if (j > 0)
+ fprintf(stdout," %f..%f",outmin[j], outmax[j]);
+ else
+ fprintf(stdout,"%f..%f",outmin[j], outmax[j]);
+ }
+ printf("\n");
}
- printf("\nInternal output value range: ");
- for (j = 0; j < outn; j++) {
- if (j > 0)
- fprintf(stdout," %f..%f",outmin[j], outmax[j]);
- else
- fprintf(stdout,"%f..%f",outmin[j], outmax[j]);
+
+ if (repYxy) { /* report Yxy rather than XYZ */
+ if (ins == icSigXYZData)
+ ins = icSigYxyData;
+ if (outs == icSigXYZData)
+ outs = icSigYxyData;
}
- luo->get_ranges(luo, inmin, inmax, outmin,outmax);
- printf("\nInput value range: ");
- for (j = 0; j < inn; j++) {
- if (j > 0)
- fprintf(stdout," %f..%f",inmin[j], inmax[j]);
- else
- fprintf(stdout,"%f..%f",inmin[j], inmax[j]);
+ if (repJCh) { /* report JCh rather than Jab */
+ if (ins == icxSigJabData)
+ ins = icxSigJChData;
+ if (outs == icxSigJabData)
+ outs = icxSigJChData;
}
- printf("\nOutput value range: ");
- for (j = 0; j < outn; j++) {
- if (j > 0)
- fprintf(stdout," %f..%f",outmin[j], outmax[j]);
- else
- fprintf(stdout,"%f..%f",outmin[j], outmax[j]);
+ if (repLCh) { /* report LCh rather than Lab */
+ if (ins == icSigLabData)
+ ins = icxSigLChData;
+ if (outs == icSigLabData)
+ outs = icxSigLChData;
}
- printf("\n");
- }
- if (repYxy) { /* report Yxy rather than XYZ */
- if (ins == icSigXYZData)
- ins = icSigYxyData;
- if (outs == icSigXYZData)
- outs = icSigYxyData;
- }
+#ifdef SPTEST
+ if (sptest) {
+ icxLuLut *clu;
+ double cent[3] = { 50.0, 0.0, 0.0 };
- if (repJCh) { /* report JCh rather than Jab */
- if (ins == icxSigJabData)
- ins = icxSigJChData;
- if (outs == icxSigJabData)
- outs = icxSigJChData;
- }
- if (repLCh) { /* report LCh rather than Lab */
- if (ins == icSigLabData)
- ins = icxSigLChData;
- if (outs == icSigLabData)
- outs = icxSigLChData;
- }
+ if (luo->plu->ttype != icmLutType)
+ error("Special test only works on CLUT profiles");
-#ifdef SPTEST
- if (sptest) {
- icxLuLut *clu;
- double cent[3] = { 50.0, 0.0, 0.0 };
+ clu = (icxLuLut *)luo;
+
+ clu->clutTable->comp_gamut(clu->clutTable, cent, NULL, spoutf, clu, spioutf, clu);
+ rspl_gam_plot(clu->clutTable, "sp_test.wrl", sptest-1);
+ exit(0);
+ }
+#endif
+
+ } else { /* See if it's a .cal */
+ fp->del(fp);
+ fp = NULL;
- if (luo->plu->ttype != icmLutType)
- error("Special test only works on CLUT profiles");
+ if ((cal = new_xcal()) == NULL)
+ error("new_xcal failed");
- clu = (icxLuLut *)luo;
+ if ((cal->read(cal, prof_name)) != 0) {
+ error ("File '%s' is not an ICC or .cal file",prof_name);
+ }
- clu->clutTable->comp_gamut(clu->clutTable, cent, NULL, spoutf, clu, spioutf, clu);
- rspl_gam_plot(clu->clutTable, "sp_test.wrl", sptest-1);
- exit(0);
+ /* Get details of conversion (Arguments may be NULL if info not needed) */
+ outs = ins = cal->colspace;
+ outn = inn = cal->devchan;
}
-#endif
if (doplot) {
int i, j;
@@ -872,43 +965,64 @@ main(int argc, char *argv[]) {
double yy[6][XRES];
double start[3], end[3];
- /* Plot from white to black by default */
- luo->efv_wh_bk_points(luo, start, end, NULL);
+ if (cal != NULL) {
+ for (i = 0; i < XRES; i++) {
+ double ival = (double)i/(XRES-1.0);
- if (pstart[0] == -1000.0)
- icmCpy3(pstart, start);
+ for (j = 0; j < inn; j++)
+ in[j] = ival;
- if (pend[0] == -1000.0)
- icmCpy3(pend, end);
+ /* Do the conversion */
+ if (func == icmBwd || invert) {
+ if ((rv = cal->inv_interp(cal, out, in)) != 0)
+ error ("%d, %s",cal->errc,cal->err);
+ } else {
+ cal->interp(cal, out, in);
+ }
- if (verb) {
- printf("Plotting from white %f %f %f to black %f %f %f\n",
- pstart[0], pstart[1], pstart[2], pend[0], pend[1], pend[2]);
- }
- for (i = 0; i < XRES; i++) {
- double ival = (double)i/(XRES-1.0);
+ xx[i] = 100.0 * ival;
+ for (j = 0; j < outn; j++)
+ yy[j][i] = 100.0 * out[j];
+ }
+ } else {
+ /* Plot from white to black by default */
+ luo->efv_wh_bk_points(luo, start, end, NULL);
+
+ if (pstart[0] == -1000.0)
+ icmCpy3(pstart, start);
+
+ if (pend[0] == -1000.0)
+ icmCpy3(pend, end);
- /* Input is always Jab or Lab */
- in[0] = ival * pend[0] + (1.0 - ival) * pstart[0];
- in[1] = ival * pend[1] + (1.0 - ival) * pstart[1];
- in[2] = ival * pend[2] + (1.0 - ival) * pstart[2];
+ if (verb) {
+ printf("Plotting from white %f %f %f to black %f %f %f\n",
+ pstart[0], pstart[1], pstart[2], pend[0], pend[1], pend[2]);
+ }
+ for (i = 0; i < XRES; i++) {
+ double ival = (double)i/(XRES-1.0);
+
+ /* Input is always Jab or Lab */
+ in[0] = ival * pend[0] + (1.0 - ival) * pstart[0];
+ in[1] = ival * pend[1] + (1.0 - ival) * pstart[1];
+ in[2] = ival * pend[2] + (1.0 - ival) * pstart[2];
//in[1] = in[2] = 0.0;
- /* Do the conversion */
- if (invert) {
- if ((rv = luo->inv_lookup(luo, out, in)) > 1)
- error ("%d, %s",xicco->errc,xicco->err);
+ /* Do the conversion */
+ if (invert) {
+ if ((rv = luo->inv_lookup(luo, out, in)) > 1)
+ error ("%d, %s",xicco->errc,xicco->err);
//printf("~1 %f: %f %f %f -> %f %f %f %f\n", ival, in[0], in[1], in[2], out[0], out[1], out[2], out[3]);
- } else {
- if ((rv = luo->lookup(luo, out, in)) > 1)
- error ("%d, %s",xicco->errc,xicco->err);
- }
+ } else {
+ if ((rv = luo->lookup(luo, out, in)) > 1)
+ error ("%d, %s",xicco->errc,xicco->err);
+ }
- xx[i] = 100.0 * ival;
- for (j = 0; j < outn; j++)
- yy[j][i] = 100.0 * out[j];
- }
+ xx[i] = 100.0 * ival;
+ for (j = 0; j < outn; j++)
+ yy[j][i] = 100.0 * out[j];
+ }
//fflush(stdout);
+ }
/* plot order: Black Red Green Blue Yellow Purple */
if (outs == icSigRgbData) {
@@ -941,7 +1055,6 @@ main(int argc, char *argv[]) {
}
}
-
} else {
if (slocwarn && outs != icSigXYZData
@@ -966,7 +1079,7 @@ main(int argc, char *argv[]) {
continue;
}
/* For each input number */
- for (bp = buf-1, nbp = buf, i = 0; i < MAX_CHAN; i++) {
+ for (nbp = buf, i = 0; i < MAX_CHAN; i++) {
bp = nbp;
uout[i] = out[i] = in[i] = uin[i] = strtod(bp, &nbp);
if (nbp == bp)
@@ -976,8 +1089,7 @@ main(int argc, char *argv[]) {
break;
/* If device data and scale */
- if(scale > 0.0
- && ins != icxSigJabData
+ if( ins != icxSigJabData
&& ins != icxSigJChData
&& ins != icSigXYZData
&& ins != icSigLabData
@@ -987,8 +1099,29 @@ main(int argc, char *argv[]) {
&& ins != icSigYxyData
&& ins != icSigHsvData
&& ins != icSigHlsData) {
- for (i = 0; i < MAX_CHAN; i++) {
- in[i] /= scale;
+ if (scale > 0.0) {
+ for (i = 0; i < MAX_CHAN; i++)
+ in[i] /= scale;
+ }
+ if (inn == 3 && in_tvenc != 0) {
+ if (in_tvenc == 1) { /* Video 16-235 range */
+ icmRGB_2_VidRGB(in, in);
+ } else if (in_tvenc == 2) { /* Rec601 YCbCr */
+ icmRec601_RGBd_2_YPbPr(in, in);
+ icmRecXXX_YPbPr_2_YCbCr(in, in);
+ } else if (in_tvenc == 3) { /* Rec709 YCbCr */
+ icmRec709_RGBd_2_YPbPr(in, in);
+ icmRecXXX_YPbPr_2_YCbCr(in, in);
+ } else if (out_tvenc == 4) { /* Rec709 1250/50/2:1 YCbCr */
+ icmRec709_50_RGBd_2_YPbPr(in, in);
+ icmRecXXX_YPbPr_2_YCbCr(in, in);
+ } else if (out_tvenc == 5) { /* Rec2020 Non-constant Luminance YCbCr */
+ icmRec2020_NCL_RGBd_2_YPbPr(in, in);
+ icmRecXXX_YPbPr_2_YCbCr(in, in);
+ } else if (out_tvenc == 6) { /* Rec2020 Non-constant Luminance YCbCr */
+ icmRec2020_CL_RGBd_2_YPbPr(in, in);
+ icmRecXXX_YPbPr_2_YCbCr(in, in);
+ }
}
}
@@ -999,7 +1132,7 @@ main(int argc, char *argv[]) {
}
if (repYxy && ins == icSigYxyData) {
- icmXYZ2Yxy(in, in);
+ icmYxy2XYZ(in, in);
}
/* JCh -> Jab & LCh -> Lab */
@@ -1012,14 +1145,25 @@ main(int argc, char *argv[]) {
}
/* Do conversion */
- if (invert) {
- for (j = 0; j < MAX_CHAN; j++)
- out[j] = in[j]; /* Carry any auxiliary value to out for lookup */
- if ((rv = luo->inv_lookup(luo, out, in)) > 1)
- error ("%d, %s",xicco->errc,xicco->err);
- } else {
- if ((rv = luo->lookup(luo, out, in)) > 1)
- error ("%d, %s",xicco->errc,xicco->err);
+ if (cal != NULL) { /* .cal */
+ if (func == icmBwd || invert) {
+ if ((rv = cal->inv_interp(cal, out, in)) != 0)
+ error ("%d, %s",cal->errc,cal->err);
+ } else {
+ cal->interp(cal, out, in);
+ rv = 0;
+ }
+
+ } else { /* ICC */
+ if (invert) {
+ for (j = 0; j < MAX_CHAN; j++)
+ out[j] = in[j]; /* Carry any auxiliary value to out for lookup */
+ if ((rv = luo->inv_lookup(luo, out, in)) > 1)
+ error ("%d, %s",xicco->errc,xicco->err);
+ } else {
+ if ((rv = luo->lookup(luo, out, in)) > 1)
+ error ("%d, %s",xicco->errc,xicco->err);
+ }
}
if (slocwarn) {
@@ -1030,7 +1174,7 @@ main(int argc, char *argv[]) {
else
icmCpy3(xyz, out);
- outsloc = icx_outside_spec_locus(xyz, icxOT_CIE_1931_2);
+ outsloc = icx_outside_spec_locus(chlp, xyz);
}
/* Copy conversion out value so that we can create user values */
@@ -1044,7 +1188,7 @@ main(int argc, char *argv[]) {
}
if (repYxy && outs == icSigYxyData) {
- icmXYZ2Yxy(out, out);
+ icmXYZ2Yxy(uout, uout);
}
/* Jab -> JCh and Lab -> LCh */
@@ -1058,8 +1202,7 @@ main(int argc, char *argv[]) {
}
/* If device data and scale */
- if(scale > 0.0
- && outs != icxSigJabData
+ if( outs != icxSigJabData
&& outs != icxSigJChData
&& outs != icSigXYZData
&& outs != icSigLabData
@@ -1069,8 +1212,29 @@ main(int argc, char *argv[]) {
&& outs != icSigYxyData
&& outs != icSigHsvData
&& outs != icSigHlsData) {
- for (i = 0; i < MAX_CHAN; i++) {
- uout[i] *= scale;
+ if (outn == 3 && out_tvenc != 0) {
+ if (out_tvenc == 1) { /* Video 16-235 range */
+ icmVidRGB_2_RGB(uout, uout);
+ } else if (out_tvenc == 2) { /* Rec601 YCbCr */
+ icmRecXXX_YCbCr_2_YPbPr(uout, uout);
+ icmRec601_YPbPr_2_RGBd(uout, uout);
+ } else if (out_tvenc == 3) { /* Rec709 1150/60/2:1 YCbCr */
+ icmRecXXX_YCbCr_2_YPbPr(uout, uout);
+ icmRec709_YPbPr_2_RGBd(uout, uout);
+ } else if (out_tvenc == 4) { /* Rec709 1250/50/2:1 YCbCr */
+ icmRecXXX_YCbCr_2_YPbPr(uout, uout);
+ icmRec709_50_YPbPr_2_RGBd(uout, uout);
+ } else if (out_tvenc == 5) { /* Rec2020 Non-constant Luminance YCbCr */
+ icmRecXXX_YCbCr_2_YPbPr(uout, uout);
+ icmRec2020_NCL_YPbPr_2_RGBd(uout, uout);
+ } else if (out_tvenc == 6) { /* Rec2020 Non-constant Luminance YCbCr */
+ icmRecXXX_YCbCr_2_YPbPr(uout, uout);
+ icmRec2020_CL_YPbPr_2_RGBd(uout, uout);
+ }
+ }
+ if (scale > 0.0) {
+ for (i = 0; i < MAX_CHAN; i++)
+ uout[i] *= scale;
}
}
@@ -1082,8 +1246,11 @@ main(int argc, char *argv[]) {
else
fprintf(stdout,"%f",uin[j]);
}
- printf(" [%s] -> %s -> ", icx2str(icmColorSpaceSignature, ins),
- icm2str(icmLuAlg, alg));
+ if (cal != NULL)
+ printf(" [%s] -> ", icx2str(icmColorSpaceSignature, ins));
+ else
+ printf(" [%s] -> %s -> ", icx2str(icmColorSpaceSignature, ins),
+ icm2str(icmLuAlg, alg));
}
for (j = 0; j < outn; j++) {
@@ -1138,11 +1305,16 @@ main(int argc, char *argv[]) {
/* Done with lookup object */
if (aluo != NULL && aluo != luo)
luo->del(aluo);
- luo->del(luo);
-
- xicco->del(xicco); /* Expansion wrapper */
- icco->del(icco); /* Icc */
- fp->del(fp);
+ if (luo != NULL)
+ luo->del(luo);
+ if (cal != NULL)
+ cal->del(cal);
+ if (xicco != NULL)
+ xicco->del(xicco); /* Expansion wrapper */
+ if (icco != NULL)
+ icco->del(icco); /* Icc */
+ if (fp != NULL)
+ fp->del(fp);
return 0;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 00:04:19 +0000