[Bug 58171] New: Breath of Fire IV, Ys VI crashes on the opening video

[WineHQ Bugzilla]

http://bugs.winehq.org/show_bug.cgi?id=58171

Bug ID: 58171
           Summary: Breath of Fire IV, Ys VI crashes on the opening video
           Product: Wine
           Version: 10.6
          Hardware: x86-64
                OS: Linux
            Status: NEW
          Keywords: regression
          Severity: normal
          Priority: P2
         Component: quartz
          Assignee: [e-mail]
          Reporter: [e-mail]
                CC: [e-mail]
   Regression SHA1: 277c8924c1ecd8626b26e19206908f648cc86e2c
      Distribution: ArchLinux

Created attachment 78459
  --> http://bugs.winehq.org/attachment.cgi?id=78459
terminal output

The GOG version of Breath of Fire IV and YS VI: The Ark of Naphistim crash when
the first opening video is about to play.
No demo versions exist.

Reverting commit
277c8924c1ecd8626b26e19206908f648cc86e2c
[amstream: Implement dynamic formats in ddraw stream.]
fixes the crash for me.

wine-10.6-71-gf7503d0a996