mpeg1_encode_mb_internal 662 libavcodec/mpeg12enc.c if (s->chroma_format == CHROMA_420) mpeg1_encode_mb_internal(s, block, motion_x, motion_y, 6); mpeg1_encode_mb_internal 663 libavcodec/mpeg12enc.c else mpeg1_encode_mb_internal(s, block, motion_x, motion_y, 8);