From e2c54d4d72d3a94fab55067056be8c55f6b6c3e5 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Wed, 15 Aug 2012 22:09:56 +0200
Subject: [PATCH] mpegvideo_enc: reset mb_x/y before writing the headers

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavcodec/mpegvideo_enc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 5137dfa628..a8feeb6fb3 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -3352,6 +3352,7 @@ static int encode_picture(MpegEncContext *s, int picture_number)
     if (s->current_picture.f.key_frame)
         s->picture_in_gop_number=0;
 
+    s->mb_x = s->mb_y = 0;
     s->last_bits= put_bits_count(&s->pb);
     switch(s->out_format) {
     case FMT_MJPEG: