GstCollectPad non_waiting mode

Stefan Sauer ensonic at
Wed Nov 15 13:59:20 UTC 2017

On 11/14/2017 12:10 PM, Baby Octopus wrote:
> Hi,
> Does GstCollectPad really support pads in non waiting mode? I have developed
> a muxer using GstCollect pad and the muxing hangs if one of the pad has no
> data. This is happening despite setting the pads in non waiting mode through
> gst_collect_pads_set_waiting(pad, data, FALSE)
> 1. I see the code internally forces waiting inside
> gst_collect_pads_default_collected(). Is the correct?
> 2. Is GstAggregator a better option than using collectpads? Is the reason
> why videomixer had issues and compositor written on top of GstAggregator?
Yes, I'd encourage you to try using GstAggregator instead. Especially
for a muxer, it should be good enough already.


> ~BO
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