Lines Matching refs:composite
2904 # define png_composite(composite, fg, alpha, bg) \
2908 (composite) = (png_byte)((temp + (temp >> 8)) >> 8); }
2910 # define png_composite_16(composite, fg, alpha, bg) \
2914 (composite) = (png_uint_16)((temp + (temp >> 16)) >> 16); }
2918 # define png_composite(composite, fg, alpha, bg) \
2919 (composite) = (png_byte)(((png_uint_16)(fg) * (png_uint_16)(alpha) + \
2923 # define png_composite_16(composite, fg, alpha, bg) \
2924 (composite) = (png_uint_16)(((png_uint_32)(fg) * (png_uint_32)(alpha) + \
