[PATCH v5 0/2] MR5255: winegstreamer: Append an optional parser before decoders in wg_transform.

[Rémi Bernon]

Supersedes https://gitlab.winehq.org/wine/wine/-/merge_requests/5090

--
  v5: winegstreamer: Append an optional parser before decoders.
      winegstreamer: Release sink caps in the error path.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/5255