[Libav-user] how to parse audio/video information for rtmp protocal

[Steven Liu]

2016-06-29 10:58 GMT+08:00 qw <applemax82 at 163.com>:

> Hi,
>
> FFmpeg has its native rtmp plugin, and also can use rtmpdump instead if
> enable-librtmp is chosen when building ffmpeg.
>
> I have reviewed rtmp specification, where client and server can notify its
> peer of audio/video information via metadata message, and of audio/video
> codec via connect command.
>
> For live-streamming application, what is the common way to get audio/video
> information, such as bit rate, audio channel number, sample rate, and frame
> rate? Are there some ffmpeg functions to get those information?
>
> Thanks!
>
> Regards
>
> Andrew
>

Can av_dump_format anwser your question?
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