https://bugs.winehq.org/show_bug.cgi?id=51958
--- Comment #21 from Zeb Figura z.figura12@gmail.com --- (In reply to tt_1 from comment #20)
Well no, I don't use gstreamer.
Since you're asking me so directly, is this configuration unsupported?
At this point, yes. We used to have an AVI parser in the tree, but it was enough of a maintenance burden that we switched to using GStreamer's.