From 86404ffba2d8795d44cffbbeee3b3c7c2cc6afcc Mon Sep 17 00:00:00 2001
From: Baptiste Coudurier <baptiste.coudurier@gmail.com>
Date: Tue, 18 Dec 2007 13:49:58 +0000
Subject: [PATCH] avoid infinite loop if pixel format conversion does not exist

Originally committed as revision 11259 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/imgconvert.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/imgconvert.c b/libavcodec/imgconvert.c
index 0299dbb5938..229a3a3a0c6 100644
--- a/libavcodec/imgconvert.c
+++ b/libavcodec/imgconvert.c
@@ -2555,6 +2555,8 @@ int img_convert(AVPicture *dst, int dst_pix_fmt,
         else
             int_pix_fmt = PIX_FMT_RGB24;
     }
+    if (src_pix_fmt == int_pix_fmt)
+        return -1;
     if (avpicture_alloc(tmp, int_pix_fmt, dst_width, dst_height) < 0)
         return -1;
     ret = -1;
-- 
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