[FFmpeg-devel] [PATCH] Fix bug reported on ticket #1742, audio PTS issue

[Nikola Vranic]

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diff --git a/libavformat/avidec.c b/libavformat/avidec.c
index 3e85d4e..2e90e9a 100644
--- a/libavformat/avidec.c
+++ b/libavformat/avidec.c
@@ -118,7 +118,7 @@ static int guess_ni_flag(AVFormatContext *s);
 static inline int get_duration(AVIStream *ast, int len){
     if(ast->sample_size){
         return len;
-    }else if (ast->dshow_block_align){
+    }else if (ast->dshow_block_align > 4){
         return (len + ast->dshow_block_align - 1)/ast->dshow_block_align;
     }else
         return 1;