src/share/native/sun/java2d/cmm/lcms/cmssamp.c
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@@ -28,11 +28,11 @@
// file:
//
//---------------------------------------------------------------------------------
//
// Little Color Management System
-// Copyright (c) 1998-2010 Marti Maria Saguer
+// Copyright (c) 1998-2014 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,
@@ -367,32 +367,11 @@
}
}
}
-/*
-static
-cmsBool IsMonotonic(int n, const cmsFloat64Number Table[])
-{
- int i;
- cmsFloat64Number last;
-
- last = Table[n-1];
-
- for (i = n-2; i >= 0; --i) {
-
- if (Table[i] > last)
-
- return FALSE;
- else
- last = Table[i];
- }
-
- return TRUE;
-}
-*/
// Calculates the black point of a destination profile.
// This algorithm comes from the Adobe paper disclosing its black point compensation method.
cmsBool CMSEXPORT cmsDetectDestinationBlackPoint(cmsCIEXYZ* BlackPoint, cmsHPROFILE hProfile, cmsUInt32Number Intent, cmsUInt32Number dwFlags)
{
@@ -513,11 +492,10 @@
return FALSE;
}
// Test for mid range straight (only on relative colorimetric)
-
NearlyStraightMidrange = TRUE;
MinL = outRamp[0]; MaxL = outRamp[255];
if (Intent == INTENT_RELATIVE_COLORIMETRIC) {
for (l=0; l < 256; l++) {
@@ -529,11 +507,10 @@
// If the mid range is straight (as determined above) then the
// DestinationBlackPoint shall be the same as initialLab.
// Otherwise, the DestinationBlackPoint shall be determined
// using curve fitting.
-
if (NearlyStraightMidrange) {
cmsLab2XYZ(NULL, BlackPoint, &InitialLab);
cmsDeleteTransform(hRoundTrip);
return TRUE;
@@ -541,18 +518,16 @@
}
// curve fitting: The round-trip curve normally looks like a nearly constant section at the black point,
// with a corner and a nearly straight line to the white point.
-
for (l=0; l < 256; l++) {
yRamp[l] = (outRamp[l] - MinL) / (MaxL - MinL);
}
// find the black point using the least squares error quadratic curve fitting
-
if (Intent == INTENT_RELATIVE_COLORIMETRIC) {
lo = 0.1;
hi = 0.5;
}
else {