Lines Matching refs:composite
1221 * If you just need to composite the PNG image onto an existing background
2533 # define png_composite(composite, fg, alpha, bg) \
2538 (composite) = (png_byte)(((temp + (temp >> 8)) >> 8) & 0xff); }
2540 # define png_composite_16(composite, fg, alpha, bg) \
2545 (composite) = (png_uint_16)(0xffff & ((temp + (temp >> 16)) >> 16)); }
2549 # define png_composite(composite, fg, alpha, bg) \
2550 (composite) = \
2555 # define png_composite_16(composite, fg, alpha, bg) \
2556 (composite) = \
