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aggregator: improve section docs

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Mention how data ends up in the queues. Document the relation of the pad
functions and the class vmethods to get events and queries.
This commit is contained in:
Stefan Sauer 2017-10-15 10:44:44 +02:00
parent 7e4efce310
commit 6deaeec19f
1 changed files with 6 additions and 0 deletions
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6
gst-libs/gst/base/gstaggregator.c
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@ -32,6 +32,12 @@
* * Base class for mixers and muxers. Subclasses should at least implement
* the #GstAggregatorClass.aggregate() virtual method.
*
* * Installs a #GstPadChainFunction, a #GstPadEventFullFunction and a
* #GstPadQueryFunction to queue all serialized data packets per sink pad.
* Subclasses should not overwrite those, but instead implement
* #GstAggregatorClass.sink_event() and #GstAggregatorClass.sink_query() as
* needed.
*
* * When data is queued on all pads, the aggregate vmethod is called.
*
* * One can peek at the data on any given GstAggregatorPad with the