From: jstebbins <jstebbins@b64f7644-9d1e-0410-96f1-a4d463321fa5>
Date: Sun, 30 May 2010 18:22:32 +0000 (+0000)
Subject: add check for reasonable vobsub width/height values when parsing out of mp4
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=798b6686b6d2ff04e008fffde84c0786e3865024;p=handbrake-jp%2Fhandbrake-jp-git.git

add check for reasonable vobsub width/height values when parsing out of mp4
if the values aren't good, use default of 720x480


git-svn-id: svn://localhost/HandBrake/trunk@3338 b64f7644-9d1e-0410-96f1-a4d463321fa5
---

diff --git a/libhb/stream.c b/libhb/stream.c
index f4f5ae3f..35b705af 100644
--- a/libhb/stream.c
+++ b/libhb/stream.c
@@ -2928,8 +2928,16 @@ static int ffmpeg_parse_vobsub_extradata_mp4( AVCodecContext *codec, hb_subtitle
             codec->extradata[j+2] << 8  |   // Cb
             codec->extradata[j+3] << 0;     // Cr
     }
-    subtitle->width = codec->width;
-    subtitle->height = codec->height;
+    if (codec->width <= 0 || codec->height <= 0)
+    {
+        subtitle->width = 720;
+        subtitle->height = 480;
+    }
+    else
+    {
+        subtitle->width = codec->width;
+        subtitle->height = codec->height;
+    }
     return 0;
 }