Index: etc/codecs.conf
===================================================================
--- etc/codecs.conf	（版本 26108）
+++ etc/codecs.conf	（工作副本）
@@ -3159,10 +3126,20 @@
   format 0x566F
   driver libvorbis
   dll "libvorbis"
-; acm codec doesn't work, haven't tried zorannt dshow codec
-;  driver acm
-;  dll "vorbis.acm"
 
+audiocodec vorbisacm
+  info "OggVorbis ACM"
+  status buggy
+  comment "OggVorbis driver using vorbis.acm"
+  format 0x674F ; mode1
+  format 0x6750 ; mode2
+  format 0x6751 ; mode3
+  format 0x676F ; mode1+
+  format 0x6770 ; mode2+
+  format 0x6771 ; mode3+
+  driver acm
+  dll "vorbis.acm"
+
 audiocodec speex
   info "Speex Audio Decoder"
   status working