add support for musepack native decoder from ffmpeg (require -demuxer lavf)

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@21779 b3059339-0415-0410-9bf9-f77b7e298cf2

etc/codecs.conf

@@ -2822,6 +2822,14 @@ audiocodec ffdts
   driver ffmpeg
   dll "dts"
 
+audiocodec ffmusepack7
+  info "Musepack sv7 audio codec"
+  status  working
+  fourcc  "MPC "
+  format 0x2b4d
+  driver ffmpeg
+  dll "mpc sv7"
+
 audiocodec musepack
   info "Musepack audio codec"
   status  working

libmpdemux/demux_lavf.c

@@ -78,6 +78,7 @@ const CodecTag mp_wav_tags[] = {
     { CODEC_ID_ADPCM_IMA_WS,      MKTAG('A', 'I', 'W', 'S')},
     { CODEC_ID_DSICINAUDIO,       MKTAG('D', 'C', 'I', 'A')},
     { CODEC_ID_INTERPLAY_DPCM,    MKTAG('I', 'N', 'P', 'A')},
+    { CODEC_ID_MUSEPACK7,         MKTAG('M', 'P', 'C', ' ')},
     { CODEC_ID_PCM_S24BE,         MKTAG('i', 'n', '2', '4')},
     { CODEC_ID_PCM_S8,            MKTAG('t', 'w', 'o', 's')},
     { CODEC_ID_ROQ_DPCM,          MKTAG('R', 'o', 'Q', 'A')},