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Searched refs:kYScale (Results 1 – 4 of 4) sorted by relevance

/external/opencv3/3rdparty/libwebp/dsp/
Dyuv.h131 #define kYScale 76309 // 1.164 = 255 / 219 macro
136 #define kRCst (-kYScale * 16 - kVToR * 128 + YUV_HALF)
137 #define kGCst (-kYScale * 16 + kUToG * 128 + kVToG * 128 + YUV_HALF)
138 #define kBCst (-kYScale * 16 - kUToB * 128 + YUV_HALF)
151 return kYScale * y + kVToR * v + kRCst; in VP8YUVToR()
155 return kYScale * y - kUToG * u - kVToG * v + kGCst; in VP8YUVToG()
159 return kYScale * y + kUToB * u + kBCst; in VP8YUVToB()
/external/webp/src/dsp/
Dyuv_mips32.c36 temp0 = kYScale * y[0]; \
44 temp0 = kYScale * y[1]; \
66 temp0 = kYScale * y[0]; \
Dyuv_mips_dsp_r2.c82 const int t_con_5 = kYScale; \
Dupsampling_mips_dsp_r2.c27 const int t1 = kYScale * Y; \