[FFmpeg-cvslog] avformat/riffenc: move MP3 LSF threshold to the midway point between the 2

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu Nov  6 14:52:18 2014 +0100| [8afaa03c53d6de7c18c2578bd0d6733c759eff57] | committer: Michael Niedermayer

avformat/riffenc: move MP3 LSF threshold to the midway point between the 2

No testcase available but this seems more correct

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8afaa03c53d6de7c18c2578bd0d6733c759eff57
---

 libavformat/riffenc.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/riffenc.c b/libavformat/riffenc.c
index c670d30..5e85800 100644
--- a/libavformat/riffenc.c
+++ b/libavformat/riffenc.c
@@ -105,7 +105,7 @@ int ff_put_wav_header(AVIOContext *pb, AVCodecContext *enc, int flags)
     if (enc->codec_id == AV_CODEC_ID_MP2) {
         blkalign = frame_size;
     } else if (enc->codec_id == AV_CODEC_ID_MP3) {
-        blkalign = 576 * (enc->sample_rate <= 24000 ? 1 : 2);
+        blkalign = 576 * (enc->sample_rate <= (24000 + 32000)/2 ? 1 : 2);
     } else if (enc->codec_id == AV_CODEC_ID_AC3) {
         blkalign = 3840;                /* maximum bytes per frame */
     } else if (enc->codec_id == AV_CODEC_ID_AAC) {