AFMTS            1161 libavcodec/mfenc.c MF_ENCODER(AUDIO, aac,         AAC, NULL, AFMTS);
AFMTS            1162 libavcodec/mfenc.c MF_ENCODER(AUDIO, ac3,         AC3, NULL, AFMTS);
AFMTS            1163 libavcodec/mfenc.c MF_ENCODER(AUDIO, mp3,         MP3, NULL, AFMTS);