gif_clut_index    820 libavcodec/imgconvert_template.c                     q[0] = gif_clut_index(r, g, b);
gif_clut_index    825 libavcodec/imgconvert_template.c             q[0] = gif_clut_index(r, g, b);
gif_clut_index    218 libavformat/gif.c                 v = gif_clut_index(ptr[0], ptr[1], ptr[2]);