DITHER1XBPP 43 libswscale/swscale_internal.h #define DITHER1XBPP DITHER1XBPP 42 libswscale/x86/swscale.c #define DITHER1XBPP DITHER1XBPP 42 libswscale/x86/yuv2rgb.c #define DITHER1XBPP // only for MMX