It contains defines that should be available from scummsys.h.
Also, it contains defines to support ancient and
now unsupported versions of MSVC (2013 and earlier)
From what I understand, this has something to do with the image
being either made up from two or three parts. When it's made from
three parts, the frame should be displayed for half again as long
as normal.
This makes the speed of the Zork: Grand Inquisitor video look
about right to me. It's still out of sync, but it doesn't seem to
get *more* out of sync as the video progresses.
Cameron Cawley
Filippos Karapetis
Eugene Sandulenko
Le Philousophe
Torbjörn Andersson
Matthew Hoops