[Libav-user] h263 frame rate

Arash Cordi arash.cordi at gmail.com
Thu Sep 6 09:43:42 CEST 2012


do you use RTP timestamp in ffmpeg frames?

On Mon, Aug 20, 2012 at 11:05 PM, David Longest
<david.longest at apx-labs.com>wrote:

>  Hello all,****
>
> ** **
>
> I am demuxing an h263 RTP stream and providing the raw h263 data to libav.
> The source of the stream is transmitting at 15fps. It seems no matter what
> I do, libavcodec and libavformat give me back a framerate and time stamp
> that results in ~30fps. I have tried adding the option “framerate”, “1:15”
> to the dictionary sent in avformat_open_input(), but it does not change the
> result. The incorrect framerate and AVStream time_base cause my playback to
> stutter.****
>
> ** **
>
> What is the proper way to handle overriding the frame rate reported by
> libav?****
>
> ** **
>
> Thanks,
> David****
>
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> Libav-user at ffmpeg.org
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>
>


-- 
ArasH
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