From 40976257bc35b1649ffde3bd4598a9cf3573ebf3 Mon Sep 17 00:00:00 2001
From: Clément Bœsch <ubitux@gmail.com>
Date: Wed, 16 Jan 2013 18:42:16 +0100
Subject: dvdsubdec: parse the size from the extradata

Signed-off-by: Alexandra Khirnova <alexandra.khirnova@gmail.com>
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
---
 libavcodec/dvdsubdec.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'libavcodec/dvdsubdec.c')

diff --git a/libavcodec/dvdsubdec.c b/libavcodec/dvdsubdec.c
index f29d278d6d..7afdd27b18 100644
--- a/libavcodec/dvdsubdec.c
+++ b/libavcodec/dvdsubdec.c
@@ -22,6 +22,7 @@
 #include "get_bits.h"
 #include "dsputil.h"
 #include "libavutil/colorspace.h"
+#include "libavutil/imgutils.h"
 
 //#define DEBUG
 
@@ -524,6 +525,11 @@ static int dvdsub_init(AVCodecContext *avctx)
                 while (*p == ',' || isspace(*p))
                     p++;
             }
+        } else if (!strncmp("size:", cur, 5)) {
+            int w, h;
+            if (sscanf(cur + 5, "%dx%d", &w, &h) == 2 &&
+                av_image_check_size(w, h, 0, avctx) >= 0)
+                avcodec_set_dimensions(avctx, w, h);
         }
         cur += strcspn(cur, "\n\r");
         cur += strspn(cur, "\n\r");
-- 
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