diff options
Diffstat (limited to 'core')
| -rw-r--r-- | core/fxcodec/codec/fx_codec_icc.cpp | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/core/fxcodec/codec/fx_codec_icc.cpp b/core/fxcodec/codec/fx_codec_icc.cpp index 1be4d48518..085452223d 100644 --- a/core/fxcodec/codec/fx_codec_icc.cpp +++ b/core/fxcodec/codec/fx_codec_icc.cpp @@ -8,6 +8,12 @@ #include "core/fxcodec/fx_codec.h" #include "third_party/lcms2-2.6/include/lcms2.h" +const uint32_t N_COMPONENT_LAB = 3; +const uint32_t N_COMPONENT_GRAY = 1; +const uint32_t N_COMPONENT_RGB = 3; +const uint32_t N_COMPONENT_CMYK = 4; +const uint32_t N_COMPONENT_DEFAULT = 3; + struct CLcmsCmm { cmsHTRANSFORM m_hTransform; int m_nSrcComponents; @@ -51,6 +57,28 @@ bool CheckComponents(cmsColorSpaceSignature cs, int nComponents, bool bDst) { return true; } +uint32_t GetCSComponents(cmsColorSpaceSignature cs) { + uint32_t components; + switch (cs) { + case cmsSigLabData: + components = N_COMPONENT_LAB; + break; + case cmsSigGrayData: + components = N_COMPONENT_GRAY; + break; + case cmsSigRgbData: + components = N_COMPONENT_RGB; + break; + case cmsSigCmykData: + components = N_COMPONENT_CMYK; + break; + default: + components = N_COMPONENT_DEFAULT; + break; + } + return components; +} + void* IccLib_CreateTransform(const unsigned char* pSrcProfileData, uint32_t dwSrcProfileSize, uint32_t& nSrcComponents, @@ -80,7 +108,7 @@ void* IccLib_CreateTransform(const unsigned char* pSrcProfileData, int srcFormat; bool bLab = false; cmsColorSpaceSignature srcCS = cmsGetColorSpace(srcProfile); - nSrcComponents = cmsChannelsOf(srcCS); + nSrcComponents = GetCSComponents(srcCS); if (srcCS == cmsSigLabData) { srcFormat = COLORSPACE_SH(PT_Lab) | CHANNELS_SH(nSrcComponents) | BYTES_SH(0); |