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authorJörg Frings-Fürst <debian@jff-webhosting.net>2016-10-02 19:24:58 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2016-10-02 19:24:58 +0200
commit3db384424bd7398ffbb7a355cab8f15f3add009f (patch)
tree4536961c62454aca3ac87ee88229e4d20c0d44fa /xicc/xicc.c
parentd479dd1aab1c1cb907932c6595b0ef33523fc797 (diff)
New upstream version 1.9.1+repackupstream/1.9.1+repack
Diffstat (limited to 'xicc/xicc.c')
-rw-r--r--xicc/xicc.c32
1 files changed, 24 insertions, 8 deletions
diff --git a/xicc/xicc.c b/xicc/xicc.c
index 058f492..9e35ffc 100644
--- a/xicc/xicc.c
+++ b/xicc/xicc.c
@@ -902,6 +902,18 @@ xicc *p
free (p);
}
+/* return nz if the intent implies Jab space */
+int xiccIsIntentJab(icRenderingIntent intent) {
+
+ if (intent == icxAppearance
+ || intent == icxAbsAppearance
+ || intent == icxPerceptualAppearance
+ || intent == icxAbsPerceptualAppearance
+ || intent == icxSaturationAppearance
+ || intent == icxAbsSaturationAppearance)
+ return 1;
+ return 0;
+}
/* Return an expanded lookup object, initialised */
/* from the icc. */
@@ -934,12 +946,7 @@ icxInk *ink /* inking details (NULL for default) */
//printf("~1 xicc_get_luobj got intent '%s' and pcsor '%s'\n",icx2str(icmRenderingIntent,intent),icx2str(icmColorSpaceSignature,pcsor));
/* Ensure that appropriate PCS is slected for an appearance intent */
- if (intent == icxAppearance
- || intent == icxAbsAppearance
- || intent == icxPerceptualAppearance
- || intent == icxAbsPerceptualAppearance
- || intent == icxSaturationAppearance
- || intent == icxAbsSaturationAppearance) {
+ if (xiccIsIntentJab(intent)) {
pcsor = icxSigJabData;
//printf("~1 pcsor = %s\n",tag2str(pcsor));
@@ -1365,6 +1372,7 @@ icxViewCond *vc /* Viewing parameters to return */
printf("Technology = %s\n",tag2str(tsig));
printf("deviceClass = %s\n",tag2str(devc));
printf("Transparency = %d\n",trans);
+ // hk ? hkscale ?
#endif
/* See if the viewing conditions are completely defined as ICC can do it */
@@ -1625,7 +1633,7 @@ icxViewCond *vc, /* Viewing parameters to return, May be NULL if desc is nz */
int no, /* Enumeration to return, -1 for default, -2 for none */
char *as, /* String alias to number, NULL if none */
int desc, /* NZ - Just return a description of this enumeration in vc */
-double *wp /* Provide white point if xicc is NULL */
+double *wp /* Provide XYZ white point if xicc is NULL */
) {
if (desc == 0) { /* We're setting the viewing condition */
@@ -1665,6 +1673,9 @@ double *wp /* Provide white point if xicc is NULL */
vc->Gxyz[0] = vc->Wxyz[0];
vc->Gxyz[1] = vc->Wxyz[1];
vc->Gxyz[2] = vc->Wxyz[2];
+
+ /* Default HK scaling factor = none */
+ vc->hkscale = 1.0;
}
/*
@@ -1919,6 +1930,7 @@ icxViewCond *vc
printf(" Flare to image ratio = %f\n",vc->Yf);
printf(" Glare to adapting/surround ratio = %f\n",vc->Yg);
printf(" Flare color = %f %f %f\n",vc->Gxyz[0], vc->Gxyz[1], vc->Gxyz[2]);
+ printf(" HK scaling = %f\n",vc->hkscale);
}
@@ -1997,6 +2009,8 @@ char *as /* Alias string selector, NULL for none */
fprintf(stderr,"!!!!!! Warning, USE_CAM is off in xicc.c !!!!!!\n");
#endif
+ gmi->hkscale = -1.0; /* Default is to not override viewing condition HK factor */
+
/* Assert default if no guidance given */
if (no == icxNoGMIntent && as == NULL)
no = icxDefaultGMIntent;
@@ -2209,7 +2223,6 @@ char *as /* Alias string selector, NULL for none */
gmi->desc = "lp - Luminance Preserving Perceptual";
gmi->icci = icPerceptual;
gmi->usecas = perccas; /* Appearance space */
-// gmi->usecas = 0; /* Lab space */
gmi->usemap = 1; /* Use gamut mapping */
gmi->greymf = 1.0; /* Fully align grey axis */
gmi->glumwcpf = 1.0; /* Fully compress grey axis at white end */
@@ -2226,6 +2239,7 @@ char *as /* Alias string selector, NULL for none */
gmi->gamlpwf = 1.0; /* Full Linear Preserving Perceptual wghtg. factor */
gmi->gamswf = 0.0; /* No Saturation weighting factor */
gmi->satenh = 0.0; /* No saturation enhancement */
+ gmi->hkscale = 0.2; /* Mostly disable HK appearance modeling */
}
else if (no == 8
|| (as != NULL && stricmp(as,"ms") == 0)) {
@@ -2389,6 +2403,8 @@ icxGMappingIntent *gmi /* Gamut Mapping parameters to return */
printf(" Gamut Saturation mapping weighting factor %f\n", gmi->gamswf);
printf(" Saturation enhancement factor %f\n", gmi->satenh);
}
+ if (gmi->hkscale >= 0.0)
+ printf(" HK scale override %f\n", gmi->hkscale);
}
/* ------------------------------------------------------ */