[gst-devel] gstreamer: streaming : audio and video synchronization

Matthieu LAURENT matthieu.laurent at purplelabs.com
Mon Apr 2 09:50:50 CEST 2007


Hi,

I did not get any answer to my question.
Do you have any idea to help me?
regards

Matthieu

Matthieu LAURENT wrote:
> Hi,
>
> I know gstreamer a little bit (already done a local audio/video player
> for our target) and I am studying the possibility to use it for our
> streaming solution.
> Could you explain me how the synchronisation between audio and video is
> done?
> In fact, there 2 independant pipes (so 2 lives sources)
> udp | rtp | depayloader-audio | audio-decoder | audio-sink
> and
> udp | rtp | depayloader-video | video-decoder | video-sink
>
> Imagine the video-pipe  goes to state rebuffering. How does the
> audio-pipe know  it has to stop  playing audio? How will  it know it can
> restart playing (once enough video has been bufferized)?
>
> regards
> Matthieu LAURENT
>
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