ffm_write_recommended_config  282 libavformat/ffmenc.c                 if ((ret = ffm_write_recommended_config(s->pb, codec, MKBETAG('S', '2', 'V', 'I'),
ffm_write_recommended_config  293 libavformat/ffmenc.c                 if ((ret = ffm_write_recommended_config(s->pb, codec, MKBETAG('S', '2', 'A', 'U'),