From e4f42564bbde2bb5224cddfb410d3c7db58facc9 Mon Sep 17 00:00:00 2001
From: Ian Caulfield <ian.caulfield@gmx.at>
Date: Tue, 24 Jul 2007 14:17:13 +0000
Subject: [PATCH] Update the dvdsub parser to be able to parse HD-DVD subtitle
 packets. Patch by: Ian Caulfield, ian caulfield & gmx at

Originally committed as revision 9790 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/dvdsub_parser.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/dvdsub_parser.c b/libavcodec/dvdsub_parser.c
index 5f1c1b6282..0893daca65 100644
--- a/libavcodec/dvdsub_parser.c
+++ b/libavcodec/dvdsub_parser.c
@@ -43,6 +43,8 @@ static int dvdsub_parse(AVCodecParserContext *s,
         if (buf_size < 2)
             return 0;
         pc->packet_len = AV_RB16(buf);
+        if (pc->packet_len == 0) /* HD-DVD subpicture packet */
+            pc->packet_len = AV_RB32(buf+2);
         av_freep(&pc->packet);
         pc->packet = av_malloc(pc->packet_len);
     }