[SCM] libav/experimental: Mark all 12 block unused when there are no coded blocks Fixes 422/444 artifacts

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit 31a78b718beb4cd5e73be90c3db5c7ea1eddb2f0
Author: Ivan Kalvachev <ikalvachev at gmail.com>
Date:   Sun Nov 20 23:09:05 2005 +0000

    Mark all 12 block unused when there are no coded blocks
    Fixes 422/444 artifacts
    
    Originally committed as revision 4708 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavcodec/mpeg12.c b/libavcodec/mpeg12.c
index 94450a0..a97b8bb 100644
--- a/libavcodec/mpeg12.c
+++ b/libavcodec/mpeg12.c
@@ -1436,7 +1436,7 @@ static int mpeg_decode_mb(MpegEncContext *s,
                 }
             }
         }else{
-            for(i=0;i<6;i++)
+            for(i=0;i<12;i++)
                 s->block_last_index[i] = -1;
         }
     }

-- 
Libav/FFmpeg packaging