Re: [PATCH v5 0/8] MR3810: winegstreamer: Implement add_stream and push_sample for muxer.

[Ziqing Hui (＠zhui)]

Splitted first several commits from this MR to !4195, this MR will be updated after !4195 is merged.

-- 
https://gitlab.winehq.org/wine/wine/-/merge_requests/3810#note_49947