[Bug 48769] Attack on Titan 2 needs support for debugging WMV3 video in push mode

WineHQ Bugzilla wine-bugs at winehq.org
Tue Mar 24 10:11:01 CDT 2020


https://bugs.winehq.org/show_bug.cgi?id=48769

Zebediah Figura <z.figura12 at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|Attack on Titan 2 can't     |Attack on Titan 2 needs
                   |play WMV3 video             |support for debugging WMV3
                   |                            |video in push mode

--- Comment #5 from Zebediah Figura <z.figura12 at gmail.com> ---
(In reply to qsniyg from comment #4)
> I initially tried doing a prototype by rather painfully attempting to
> integrate ffmpeg's VC1 decoder code directly into wine, for an
> implementation of wmv9vcm. Though being several thousand lines of code, it
> might not be as desirable as using gstreamer like you've mentioned (I'm not
> familiar with it which is why I opted for ffmpeg instead).

I don't think we want to use code directly, for patent reasons.

Using ffmpeg directly has also been rejected in the past due to the instability
of the library's API.

> The issue I ran into however was communicating the information found in the
> header to the decompressor. Clearly it's possible as windows found a way to
> do it, but I haven't yet found a method. I'll look into the DMO method you
> suggested, thanks again!

Which information do you mean?

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