From: Thierry Foucu <tfoucu@gmail.com>
Date: Tue, 2 Nov 2010 20:29:20 +0000 (+0000)
Subject: Allow mono encoding with LAME.
X-Git-Tag: v0.7b1~1693
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=769b74ab85f3a0b049325e3e5428e5287ecbcdeb;p=platform%2Fupstream%2Flibav.git

Allow mono encoding with LAME.

Patch by Thierry Foucu, tfoucu gmail

Originally committed as revision 25650 to svn://svn.ffmpeg.org/ffmpeg/trunk
---

diff --git a/libavcodec/libmp3lame.c b/libavcodec/libmp3lame.c
index 8420298..6915258 100644
--- a/libavcodec/libmp3lame.c
+++ b/libavcodec/libmp3lame.c
@@ -55,8 +55,7 @@ static av_cold int MP3lame_encode_init(AVCodecContext *avctx)
     } else {
         lame_set_quality(s->gfp, avctx->compression_level);
     }
-    /* lame 3.91 doesn't work in mono */
-    lame_set_mode(s->gfp, JOINT_STEREO);
+    lame_set_mode(s->gfp, s->stereo ? JOINT_STEREO : MONO);
     lame_set_brate(s->gfp, avctx->bit_rate/1000);
     if(avctx->flags & CODEC_FLAG_QSCALE) {
         lame_set_brate(s->gfp, 0);