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| author | Michele Calgaro <michele.calgaro@yahoo.it> | 2020-09-11 14:38:47 +0900 |
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| committer | Michele Calgaro <michele.calgaro@yahoo.it> | 2020-09-11 14:38:47 +0900 |
| commit | 884c8093d63402a1ad0b502244b791e3c6782be3 (patch) | |
| tree | a600d4ab0d431a2bdfe4c15b70df43c14fbd8dd0 /debian/lcms/lcms-1.19.dfsg2/samples/mkcmy.c | |
| parent | 14e1aa2006796f147f3f4811fb908a6b01e79253 (diff) | |
| download | extra-dependencies-884c8093d63402a1ad0b502244b791e3c6782be3.tar.gz extra-dependencies-884c8093d63402a1ad0b502244b791e3c6782be3.zip | |
Added debian extra dependency packages.
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
Diffstat (limited to 'debian/lcms/lcms-1.19.dfsg2/samples/mkcmy.c')
| -rwxr-xr-x | debian/lcms/lcms-1.19.dfsg2/samples/mkcmy.c | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/debian/lcms/lcms-1.19.dfsg2/samples/mkcmy.c b/debian/lcms/lcms-1.19.dfsg2/samples/mkcmy.c new file mode 100755 index 00000000..6b58580d --- /dev/null +++ b/debian/lcms/lcms-1.19.dfsg2/samples/mkcmy.c @@ -0,0 +1,222 @@ +// +// Little cms +// Copyright (C) 1998-2003 Marti Maria +// +// 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, +// and/or sell copies of the Software, and to permit persons to whom the Software +// is furnished to do so, subject to the following conditions: +// +// The above copyright notice and this permission notice shall be included in +// all copies or substantial portions of the Software. +// +// THIS SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, +// EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY +// WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. +// +// IN NO EVENT SHALL MARTI MARIA BE LIABLE FOR ANY SPECIAL, INCIDENTAL, +// INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, +// OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, +// WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF +// LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE +// OF THIS SOFTWARE. +// +// Version 1.12 + + +#include "lcms.h" + + +typedef struct { + cmsHPROFILE hLab; + cmsHPROFILE hRGB; + cmsHTRANSFORM Lab2RGB; + cmsHTRANSFORM RGB2Lab; + + } CARGO, FAR* LPCARGO; + +static cmsCIExyY Cus; + +// Does create our perceptual CIE-Based RGB space + +static +cmsHPROFILE CreateRGBSpace(void) +{ + cmsHPROFILE hProfile; + + LPGAMMATABLE Gamma3[3]; + cmsCIExyYTRIPLE CIEPrimaries = { {0.7355,0.2645 }, + {0.2658,0.7243 }, + {0.1669,0.0085}}; + + + Gamma3[0] = Gamma3[1] = Gamma3[2] = cmsBuildGamma(4096, 4.5); + + hProfile = cmsCreateRGBProfile(&Cus, &CIEPrimaries, Gamma3); + + cmsFreeGamma(Gamma3[0]); + + return hProfile; +} + + + +// Does create a linear ramp +static +LPGAMMATABLE CreateLinear() +{ + LPGAMMATABLE Gamma = cmsAllocGamma(4096); + LPWORD Table = Gamma ->GammaTable; + int i; + + for (i=0; i < 4096; i++) { + + Table[i] = _cmsQuantizeVal(i, 4096); + + } + return Gamma; +} + + + +// Our space will be CIE primaries plus a gamma of 4.5 + +static +int Forward(register WORD In[], register WORD Out[], register LPVOID Cargo) +{ + LPCARGO C = (LPCARGO) Cargo; + WORD RGB[3]; + + cmsDoTransform(C ->Lab2RGB, In, &RGB, 1); + + Out[0] = 0xFFFF - RGB[0]; // Our CMY is negative of RGB + Out[1] = 0xFFFF - RGB[1]; + Out[2] = 0xFFFF - RGB[2]; + + + return TRUE; + +} + + +static +int Reverse(register WORD In[], register WORD Out[], register LPVOID Cargo) +{ + + LPCARGO C = (LPCARGO) Cargo; + WORD RGB[3]; + + RGB[0] = 0xFFFF - In[0]; + RGB[1] = 0xFFFF - In[1]; + RGB[2] = 0xFFFF - In[2]; + + cmsDoTransform(C ->RGB2Lab, &RGB, Out, 1); + + return TRUE; + +} + + + +static +void InitCargo(LPCARGO Cargo) +{ + + + Cargo -> hLab = cmsCreateLabProfile(NULL); + Cargo -> hRGB = CreateRGBSpace(); + + Cargo->Lab2RGB = cmsCreateTransform(Cargo->hLab, TYPE_Lab_16, + Cargo ->hRGB, TYPE_RGB_16, + INTENT_RELATIVE_COLORIMETRIC, + cmsFLAGS_NOTPRECALC); + + Cargo->RGB2Lab = cmsCreateTransform(Cargo ->hRGB, TYPE_RGB_16, + Cargo ->hLab, TYPE_Lab_16, + INTENT_RELATIVE_COLORIMETRIC, + cmsFLAGS_NOTPRECALC); +} + + + + +static +void FreeCargo(LPCARGO Cargo) +{ + cmsDeleteTransform(Cargo ->Lab2RGB); + cmsDeleteTransform(Cargo ->RGB2Lab); + cmsCloseProfile(Cargo ->hLab); + cmsCloseProfile(Cargo ->hRGB); +} + + + + +int main(int argc, char *argv[]) +{ + LPLUT AToB0, BToA0; + LPGAMMATABLE PreLinear[3]; + LPGAMMATABLE Lin; + CARGO Cargo; + cmsHPROFILE hProfile; + cmsCIEXYZ wp; + + fprintf(stderr, "Creating lcmscmy.icm..."); + + + wp.X = 55.6549; + wp.Y = 59.0485; + wp.Z = 72.5494; + + cmsXYZ2xyY(&Cus, &wp); + + InitCargo(&Cargo); + + hProfile = cmsCreateLabProfile(&Cus); + + // Create linearization + Lin = CreateLinear(); + + PreLinear[0] = Lin; + PreLinear[1] = Lin; + PreLinear[2] = Lin; + + AToB0 = cmsAllocLUT(); + BToA0 = cmsAllocLUT(); + + cmsAlloc3DGrid(AToB0, 33, 3, 3); + cmsAlloc3DGrid(BToA0, 33, 3, 3); + + cmsSample3DGrid(AToB0, Reverse, &Cargo, 0); + cmsSample3DGrid(BToA0, Forward, &Cargo, 0); + + cmsAllocLinearTable(AToB0, PreLinear, 1); + cmsAllocLinearTable(BToA0, PreLinear, 2); + + cmsAddTag(hProfile, icSigAToB0Tag, AToB0); + cmsAddTag(hProfile, icSigBToA0Tag, BToA0); + + cmsSetColorSpace(hProfile, icSigCmyData); + cmsSetDeviceClass(hProfile, icSigOutputClass); + + cmsAddTag(hProfile, icSigProfileDescriptionTag, "Little cms CMY mixing"); + cmsAddTag(hProfile, icSigCopyrightTag, "Copyright (c) Marti Maria, 2005. All rights reserved."); + cmsAddTag(hProfile, icSigDeviceMfgDescTag, "Little cms"); + cmsAddTag(hProfile, icSigDeviceModelDescTag, "CMY mixing"); + + _cmsSaveProfile(hProfile, "lcmscmy.icm"); + + + cmsFreeGamma(Lin); + cmsFreeLUT(AToB0); + cmsFreeLUT(BToA0); + cmsCloseProfile(hProfile); + FreeCargo(&Cargo); + fprintf(stderr, "Done.\n"); + + + + return 0; +} |
