[FFmpeg-cvslog] lavf/dv: set audio bitrate only at stream creation

[Anton Khirnov]

ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Tue Aug 23 14:39:50 2022 +0200| [6def44128afedcfbcad98ca00e209345875fac45] | committer: Anton Khirnov

lavf/dv: set audio bitrate only at stream creation

Demuxers are not supposed to update AVCodecParameters after the stream
was seen by the caller. This value is not important enough to support
dynamic updates for.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6def44128afedcfbcad98ca00e209345875fac45
---

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

diff --git a/libavformat/dv.c b/libavformat/dv.c
index f65c2d596f..9c8b0a262c 100644
--- a/libavformat/dv.c
+++ b/libavformat/dv.c
@@ -280,6 +280,7 @@ static int dv_extract_audio_info(DVDemuxContext *c, const uint8_t *frame)
             c->ast[i]->codecpar->codec_id   = AV_CODEC_ID_PCM_S16LE;
             c->ast[i]->codecpar->ch_layout  = (AVChannelLayout)AV_CHANNEL_LAYOUT_STEREO;
             c->ast[i]->start_time           = 0;
+            c->ast[i]->codecpar->bit_rate   = 2 * dv_audio_frequency[freq] * 16;
 
             c->audio_pkt[i].size         = 0;
             c->audio_pkt[i].data         = c->audio_buf[i];
@@ -290,7 +291,6 @@ static int dv_extract_audio_info(DVDemuxContext *c, const uint8_t *frame)
             c->audio_pkt[i].pos          = -1;
         }
         c->ast[i]->codecpar->sample_rate    = dv_audio_frequency[freq];
-        c->ast[i]->codecpar->bit_rate       = 2 * dv_audio_frequency[freq] * 16;
     }
     c->ach = ach;