From 8d39fbd6d928753f0aeec6d78448d96b2d384400 Mon Sep 17 00:00:00 2001
From: James Darnley <james.darnley@gmail.com>
Date: Fri, 10 Sep 2010 23:41:14 +0000
Subject: [PATCH] Allow mpeg encoding with qscale and very low frame rate.

Patch by James Darnley, james D darnley A gmail

Originally committed as revision 25102 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavcodec/mpegvideo_enc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 8fbd7595c1..8302dd3fac 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -356,7 +356,7 @@ av_cold int MPV_encode_init(AVCodecContext *avctx)
         return -1;
     }
 
-    if(avctx->bit_rate*av_q2d(avctx->time_base) > avctx->bit_rate_tolerance){
+    if(!s->fixed_qscale && avctx->bit_rate*av_q2d(avctx->time_base) > avctx->bit_rate_tolerance){
         av_log(avctx, AV_LOG_ERROR, "bitrate tolerance too small for bitrate\n");
         return -1;
     }