[PATCH v3 0/9] MR6480: mfsrcsnk: Implement I/O for the FFmpeg backend.

[Rémi Bernon]

--
  v3: winedmo: Introduce a winedmo_stream callback interface for I/O.
      winedmo: Use the stream context as a buffer for larger reads.
      winedmo: Use the stream context to track stream position.
      winedmo: Allocate a client-side stream context with the demuxers.
      winedmo: Implement FFmpeg seek and read with user callbacks.
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/6480