BF2 217 libavcodec/dct32_template.c BF2( 4, 5, 6, 7); BF2 219 libavcodec/dct32_template.c BF2(12, 13, 14, 15); BF2 221 libavcodec/dct32_template.c BF2(20, 21, 22, 23); BF2 223 libavcodec/dct32_template.c BF2(28, 29, 30, 31);