[FFmpeg-cvslog] avformat/flvenc: support mp3 audio with 48khz
fuqiuping
git at videolan.org
Sun Nov 6 23:46:43 EET 2016
ffmpeg | branch: master | fuqiuping <fu.qiuping at hotmail.com> | Wed Sep 28 07:47:47 2016 -0700| [2d72ea68f0edb72d96ec44bf50a1994cadc65f4c] | committer: Michael Niedermayer
avformat/flvenc: support mp3 audio with 48khz
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=2d72ea68f0edb72d96ec44bf50a1994cadc65f4c
---
libavformat/flvenc.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
index e50f8e4..94f95ac 100644
--- a/libavformat/flvenc.c
+++ b/libavformat/flvenc.c
@@ -107,6 +107,14 @@ static int get_audio_flags(AVFormatContext *s, AVCodecParameters *par)
return FLV_CODECID_SPEEX | FLV_SAMPLERATE_11025HZ | FLV_SAMPLESSIZE_16BIT;
} else {
switch (par->sample_rate) {
+ case 48000:
+ // 48khz mp3 is stored with 44k1 samplerate identifer
+ if (par->codec_id == AV_CODEC_ID_MP3) {
+ flags |= FLV_SAMPLERATE_44100HZ;
+ break;
+ } else {
+ goto error;
+ }
case 44100:
flags |= FLV_SAMPLERATE_44100HZ;
break;
@@ -124,6 +132,7 @@ static int get_audio_flags(AVFormatContext *s, AVCodecParameters *par)
break;
}
default:
+error:
av_log(s, AV_LOG_ERROR,
"FLV does not support sample rate %d, "
"choose from (44100, 22050, 11025)\n", par->sample_rate);
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