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src/java.desktop/share/native/liblcms/cmsio1.c
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@@ -28,11 +28,11 @@
// file:
//
//---------------------------------------------------------------------------------
//
// Little Color Management System
-// Copyright (c) 1998-2012 Marti Maria Saguer
+// Copyright (c) 1998-2016 Marti Maria Saguer
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
@@ -155,11 +155,11 @@
return TRUE;
}
-// Auxiliar, read colorants as a MAT3 structure. Used by any function that needs a matrix-shaper
+// Auxiliary, read colorants as a MAT3 structure. Used by any function that needs a matrix-shaper
static
cmsBool ReadICCMatrixRGB2XYZ(cmsMAT3* r, cmsHPROFILE hProfile)
{
cmsCIEXYZ *PtrRed, *PtrGreen, *PtrBlue;
@@ -341,11 +341,11 @@
cmsTagTypeSignature OriginalType;
cmsTagSignature tag16;
cmsTagSignature tagFloat;
cmsContext ContextID = cmsGetProfileContextID(hProfile);
- // On named color, take the appropiate tag
+ // On named color, take the appropriate tag
if (cmsGetDeviceClass(hProfile) == cmsSigNamedColorClass) {
cmsPipeline* Lut;
cmsNAMEDCOLORLIST* nc = (cmsNAMEDCOLORLIST*) cmsReadTag(hProfile, cmsSigNamedColor2Tag);
@@ -363,13 +363,13 @@
return NULL;
}
return Lut;
}
- // This is an attempt to reuse this funtion to retrieve the matrix-shaper as pipeline no
+ // This is an attempt to reuse this function to retrieve the matrix-shaper as pipeline no
// matter other LUT are present and have precedence. Intent = -1 means just this.
- if (Intent != -1) {
+ if (Intent >= INTENT_PERCEPTUAL && Intent <= INTENT_ABSOLUTE_COLORIMETRIC) {
tag16 = Device2PCS16[Intent];
tagFloat = Device2PCSFloat[Intent];
if (cmsIsTag(hProfile, tagFloat)) { // Float tag takes precedence
@@ -421,11 +421,11 @@
// Lut was not found, try to create a matrix-shaper
// Check if this is a grayscale profile.
if (cmsGetColorSpace(hProfile) == cmsSigGrayData) {
- // if so, build appropiate conversion tables.
+ // if so, build appropriate conversion tables.
// The tables are the PCS iluminant, scaled across GrayTRC
return BuildGrayInputMatrixPipeline(hProfile);
}
// Not gray, create a normal matrix-shaper
@@ -576,11 +576,11 @@
cmsColorSpaceSignature dataSpace = cmsGetColorSpace(hProfile);
if (Lut == NULL) return NULL;
// If PCS is Lab or XYZ, the floating point tag is accepting data in the space encoding,
- // and since the formatter has already accomodated to 0..1.0, we should undo this change
+ // and since the formatter has already accommodated to 0..1.0, we should undo this change
if ( PCS == cmsSigLabData)
{
if (!cmsPipelineInsertStage(Lut, cmsAT_BEGIN, _cmsStageNormalizeToLabFloat(ContextID)))
goto Error;
}
@@ -617,11 +617,11 @@
cmsTagSignature tag16;
cmsTagSignature tagFloat;
cmsContext ContextID = cmsGetProfileContextID(hProfile);
- if (Intent != -1) {
+ if (Intent >= INTENT_PERCEPTUAL && Intent <= INTENT_ABSOLUTE_COLORIMETRIC) {
tag16 = PCS2Device16[Intent];
tagFloat = PCS2DeviceFloat[Intent];
if (cmsIsTag(hProfile, tagFloat)) { // Float tag takes precedence
@@ -678,11 +678,11 @@
// Lut not found, try to create a matrix-shaper
// Check if this is a grayscale profile.
if (cmsGetColorSpace(hProfile) == cmsSigGrayData) {
- // if so, build appropiate conversion tables.
+ // if so, build appropriate conversion tables.
// The tables are the PCS iluminant, scaled across GrayTRC
return BuildGrayOutputPipeline(hProfile);
}
// Not gray, create a normal matrix-shaper, which only operates in XYZ space
@@ -736,19 +736,25 @@
// tag name here may default to AToB0
cmsPipeline* _cmsReadDevicelinkLUT(cmsHPROFILE hProfile, int Intent)
{
cmsPipeline* Lut;
cmsTagTypeSignature OriginalType;
- cmsTagSignature tag16 = Device2PCS16[Intent];
- cmsTagSignature tagFloat = Device2PCSFloat[Intent];
+ cmsTagSignature tag16;
+ cmsTagSignature tagFloat;
cmsContext ContextID = cmsGetProfileContextID(hProfile);
- // On named color, take the appropiate tag
+ if (Intent < INTENT_PERCEPTUAL || Intent > INTENT_ABSOLUTE_COLORIMETRIC)
+ return NULL;
+
+ tag16 = Device2PCS16[Intent];
+ tagFloat = Device2PCSFloat[Intent];
+
+ // On named color, take the appropriate tag
if (cmsGetDeviceClass(hProfile) == cmsSigNamedColorClass) {
- cmsNAMEDCOLORLIST* nc = (cmsNAMEDCOLORLIST*) cmsReadTag(hProfile, cmsSigNamedColor2Tag);
+ cmsNAMEDCOLORLIST* nc = (cmsNAMEDCOLORLIST*)cmsReadTag(hProfile, cmsSigNamedColor2Tag);
if (nc == NULL) return NULL;
Lut = cmsPipelineAlloc(ContextID, 0, 0);
if (Lut == NULL)
@@ -760,26 +766,27 @@
if (cmsGetColorSpace(hProfile) == cmsSigLabData)
if (!cmsPipelineInsertStage(Lut, cmsAT_END, _cmsStageAllocLabV2ToV4(ContextID)))
goto Error;
return Lut;
-Error:
+ Error:
cmsPipelineFree(Lut);
cmsFreeNamedColorList(nc);
return NULL;
}
+
if (cmsIsTag(hProfile, tagFloat)) { // Float tag takes precedence
// Floating point LUT are always V
return _cmsReadFloatDevicelinkTag(hProfile, tagFloat);
}
tagFloat = Device2PCSFloat[0];
if (cmsIsTag(hProfile, tagFloat)) {
- return cmsPipelineDup((cmsPipeline*) cmsReadTag(hProfile, tagFloat));
+ return cmsPipelineDup((cmsPipeline*)cmsReadTag(hProfile, tagFloat));
}
if (!cmsIsTag(hProfile, tag16)) { // Is there any LUT-Based table?
tag16 = Device2PCS16[0];
@@ -787,11 +794,11 @@
}
// Check profile version and LUT type. Do the necessary adjustments if needed
// Read the tag
- Lut = (cmsPipeline*) cmsReadTag(hProfile, tag16);
+ Lut = (cmsPipeline*)cmsReadTag(hProfile, tag16);
if (Lut == NULL) return NULL;
// The profile owns the Lut, so we need to copy it
Lut = cmsPipelineDup(Lut);
if (Lut == NULL) return NULL;
@@ -808,16 +815,16 @@
if (OriginalType != cmsSigLut16Type) return Lut;
// Here it is possible to get Lab on both sides
if (cmsGetColorSpace(hProfile) == cmsSigLabData) {
- if(!cmsPipelineInsertStage(Lut, cmsAT_BEGIN, _cmsStageAllocLabV4ToV2(ContextID)))
+ if (!cmsPipelineInsertStage(Lut, cmsAT_BEGIN, _cmsStageAllocLabV4ToV2(ContextID)))
goto Error2;
}
if (cmsGetPCS(hProfile) == cmsSigLabData) {
- if(!cmsPipelineInsertStage(Lut, cmsAT_END, _cmsStageAllocLabV2ToV4(ContextID)))
+ if (!cmsPipelineInsertStage(Lut, cmsAT_END, _cmsStageAllocLabV2ToV4(ContextID)))
goto Error2;
}
return Lut;
@@ -948,11 +955,11 @@
return TRUE;
}
-// Auxiliar, read and duplicate a MLU if found.
+// Auxiliary, read and duplicate a MLU if found.
static
cmsMLU* GetMLUFromProfile(cmsHPROFILE h, cmsTagSignature sig)
{
cmsMLU* mlu = (cmsMLU*) cmsReadTag(h, sig);
if (mlu == NULL) return NULL;
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