extract_color      94 libavcodec/texturedsp.c     extract_color(colors, color0, color1, 0, alpha);
extract_color     148 libavcodec/texturedsp.c     extract_color(colors, color0, color1, 1, 0);
extract_color     267 libavcodec/texturedsp.c     extract_color(colors, color0, color1, 1, 0);