From 9de9b828ef005dec37052548c195a6b4f18fc701 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Fri, 22 Mar 2013 07:59:10 +0100
Subject: [PATCH] lavc: don't overwrite display dimensions with coded
 dimensions.

---
 libavcodec/utils.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 46486a2ff7d..dfb2f541e77 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -905,7 +905,7 @@ int attribute_align_arg avcodec_open2(AVCodecContext *avctx, const AVCodec *code
     if ((ret = av_opt_set_dict(avctx, &tmp)) < 0)
         goto free_and_end;
 
-    if (avctx->coded_width && avctx->coded_height)
+    if (avctx->coded_width && avctx->coded_height && !avctx->width && !avctx->height)
         avcodec_set_dimensions(avctx, avctx->coded_width, avctx->coded_height);
     else if (avctx->width && avctx->height)
         avcodec_set_dimensions(avctx, avctx->width, avctx->height);
-- 
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