[FFmpeg-devel] [PATCH] flv format support mp3 audio with 48khz

fuqiuping fu.qiuping at hotmail.com
Wed Sep 28 17:47:47 EEST 2016


---
 libavformat/flvenc.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/libavformat/flvenc.c b/libavformat/flvenc.c
index 99903f5..296426a 100644
--- a/libavformat/flvenc.c
+++ b/libavformat/flvenc.c
@@ -107,6 +107,13 @@ 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:
+            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 +131,7 @@ 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);
-- 
1.7.1



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