Issues trying to synchronise video appsrc with audio

Stirling Westrup swestrup at gmail.com
Wed May 21 09:18:35 PDT 2014


On Wed, May 21, 2014 at 3:55 AM, Sebastian Dröge
<sebastian at centricular.com>wrote:

> On Mi, 2014-05-21 at 09:46 +0200, stic at free.fr wrote:
> > please can you give me advices on how I can synchronise correctly video
> and audio in my case ?
> > Do you know if I have to insert empty buffers to compensate the fact
> that the appsrc video input does not push data when the input is not
> changing ?
>
> If you don't produce video buffers when the input does not change,
> that's not a problem at all. Just make sure that the timestamps are
> correct after the gap, and don't just continue as if there was no gap
> and a constant framerate was produced (like what the code you pasted
> would do).
>

I hadn't realized you could do this. What do you set on these buffers for
the buffer duration then, if you don't know when the next buffer will be
generated?


-- 
Stirling Westrup
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