Pad Probe Callbacks

[Sebastian Dröge]

On Sun, 2016-09-25 at 22:20 -0700, DeepakRohan wrote:
> Hi,
>         I have a simple clarification regarding the probe callback.
> Say that probe is added on the audio input-selector src pad with
> GST_PAD_PROBE_TYPE_IDLE.
> So when the ProbeCallback happens, will the entire pipeline be blocked that
> is to say that there would not be any data flow either in the Audio part of
> the pipeline as well no data flow in the video part of the pipeline also.
> Or it is just the audio pipeline getting blocked and video part continues.
> 
> As far as I have understood it should stop the data flow in the entire
> pipeline. As blocking only audio part of the pipeline may cause the video
> synchronization issues with audio.
> 
> Please correct me if I am wrong.

It only blocks data flow at that specific pad. Which might as a result
also block other parts of the pipeline if they are handled by the same
thread.

-- 
Sebastian Dröge, Centricular Ltd · http://www.centricular.com
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