Backport of "flvmux: Move stream skipping to GstAggregatorPadClass.skip_buffer" into 1.18
Backport of !722 (merged) "flvmux: Move stream skipping to GstAggregatorPadClass.skip_buffer".
Commits:
Backport of !722 (merged) "flvmux: Move stream skipping to GstAggregatorPadClass.skip_buffer".
Commits: