[PATCH v4 0/4] MR3636: winegstreamer: Implement wg_muxer.

[Ziqing Hui (＠zhui)]

Since 1.20, gst_element_request_pad_simple is available and
gst_element_get_request_pad is marked as deprecated.

--
  v4: winegstreamer: Add MFMPEG4SinkClassFactory.
      mf/tests: Use h264 and aac in mp4 media sink tests.
      winegstreamer: Add codec data to h264 format.
      winegstreamer: Add push_event wrapper.

https://gitlab.winehq.org/wine/wine/-/merge_requests/3636