GU                122 libswscale/rgb2rgb.c #define GU ((int)(-0.291 * (1 << RGB2YUV_SHIFT) + 0.5))
GU                872 libswscale/swscale.c #define GU (-(int) (0.331 * 224 / 255 * (1 << RGB2YUV_SHIFT) + 0.5))
GU                 87 libswscale/x86/rgb2rgb.c #define GU ((int)(-0.291*(1<<RGB2YUV_SHIFT)+0.5))