This behaviour is expected by games such as Borderlands 3.
--
v5: mfplay/tests: Add tests for MF_SD_LANGUAGE.
winegstreamer: Map MF_SD_LANGUAGE to ISO 639-1 for QuickTime media.
https://gitlab.winehq.org/wine/wine/-/merge_requests/1662
This behaviour is expected by games such as Borderlands 3.
--
v4: mfplay/tests: Add tests for MF_SD_LANGUAGE.
winegstreamer: Map MF_SD_LANGUAGE to ISO 639-1 for QuickTime media.
https://gitlab.winehq.org/wine/wine/-/merge_requests/1662