From 268d3b11e5852ef8a33017a2fafefbc4fcb7701f Mon Sep 17 00:00:00 2001
From: michael <michael@9553f0bf-9b14-0410-a0b8-cfaf0461ba5b>
Date: Fri, 1 May 2009 12:31:19 +0000
Subject: [PATCH] Ignore first entry of intra matrixes if its invalid. Fixes
 pink.mpg / issue1046.

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@18724 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b
---
 libavcodec/mpeg12.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libavcodec/mpeg12.c b/libavcodec/mpeg12.c
index d5635b11a..019dc8108 100644
--- a/libavcodec/mpeg12.c
+++ b/libavcodec/mpeg12.c
@@ -1480,6 +1480,10 @@ static int load_matrix(MpegEncContext *s, uint16_t matrix0[64], uint16_t matrix1
             av_log(s->avctx, AV_LOG_ERROR, "matrix damaged\n");
             return -1;
         }
+        if(intra && i==0 && v!=8){
+            av_log(s->avctx, AV_LOG_ERROR, "intra matrix invalid, ignoring\n");
+            v= 8; // needed by pink.mpg / issue1046
+        }
         matrix0[j] = v;
         if(matrix1)
             matrix1[j] = v;
-- 
2.39.2