diff options
Diffstat (limited to 'third_party/lcms/src/cmssamp.c')
| -rw-r--r-- | third_party/lcms/src/cmssamp.c | 29 |
1 files changed, 2 insertions, 27 deletions
diff --git a/third_party/lcms/src/cmssamp.c b/third_party/lcms/src/cmssamp.c index 70e469161f..a9997fa8ee 100644 --- a/third_party/lcms/src/cmssamp.c +++ b/third_party/lcms/src/cmssamp.c @@ -1,7 +1,7 @@ //--------------------------------------------------------------------------------- // // Little Color Management System -// Copyright (c) 1998-2010 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"), @@ -340,28 +340,7 @@ cmsFloat64Number RootOfLeastSquaresFitQuadraticCurve(int n, cmsFloat64Number x[] } -/* -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. @@ -486,7 +465,6 @@ cmsBool CMSEXPORT cmsDetectDestinationBlackPoint(cmsCIEXYZ* BlackPoint, cmsHPROF // Test for mid range straight (only on relative colorimetric) - NearlyStraightMidrange = TRUE; MinL = outRamp[0]; MaxL = outRamp[255]; if (Intent == INTENT_RELATIVE_COLORIMETRIC) { @@ -502,7 +480,6 @@ cmsBool CMSEXPORT cmsDetectDestinationBlackPoint(cmsCIEXYZ* BlackPoint, cmsHPROF // DestinationBlackPoint shall be the same as initialLab. // Otherwise, the DestinationBlackPoint shall be determined // using curve fitting. - if (NearlyStraightMidrange) { cmsLab2XYZ(NULL, BlackPoint, &InitialLab); @@ -513,15 +490,13 @@ cmsBool CMSEXPORT cmsDetectDestinationBlackPoint(cmsCIEXYZ* BlackPoint, cmsHPROF // 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. - + // 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; |