From 4966b98a57f51b5d4fd9ffbf3e51f725ee1afa24 Mon Sep 17 00:00:00 2001
From: Baptiste Coudurier <baptiste.coudurier@gmail.com>
Date: Mon, 2 Feb 2009 04:00:27 +0000
Subject: [PATCH] adjust size when not writing f2

Originally committed as revision 16930 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavformat/mxfenc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/mxfenc.c b/libavformat/mxfenc.c
index 4b5348854db..2d26494049c 100644
--- a/libavformat/mxfenc.c
+++ b/libavformat/mxfenc.c
@@ -597,7 +597,7 @@ static void mxf_write_mpegvideo_desc(AVFormatContext *s, AVStream *st)
     AVRational dar;
     int f1, f2;
 
-    mxf_write_generic_desc(pb, st, mxf_mpegvideo_descriptor_key, 157);
+    mxf_write_generic_desc(pb, st, mxf_mpegvideo_descriptor_key, 153+sc->interlaced*4);
 
     mxf_write_local_tag(pb, 4, 0x3203);
     put_be32(pb, st->codec->width);
-- 
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