fix insane CPU usage with ao_null

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@13894 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 2 insertions, 1 deletions

diff --git a/mplayer.c b/mplayer.c
index 288da019c0..4bc4ec6c73 100644
--- a/mplayer.c
+++ b/mplayer.c
@@ -2189,7 +2189,8 @@ while(sh_audio){
   playsize=audio_out->get_space();
   
   // handle audio-only case:
-  if(!playsize && !sh_video) {  // buffer is full, do not block here!!!
+  if(playsize < ao_data.outburst &&
+      !sh_video) {  // buffer is full, do not block here!!!
     usec_sleep(10000); // Wait a tick before retry
     continue;
   }