Cosmetics. Add the defines needed for debug output.

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@5361 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

libavcodec/vorbis.c

@@ -20,6 +20,8 @@
  */
 
 #undef V_DEBUG
+//#define V_DEBUG
+//#define AV_DEBUG(...) av_log(NULL, AV_LOG_INFO, __VA_ARGS__)
 
 #include <math.h>