Age of Wonders - GoG Version
Installation:
- Install game as usual
- Use Launcher.exe as a starter
- Download Indeo Video driver
- Go to Configuration → Miscellaneous → Run a .exe file in this virtual drive → select iv5setup.exe
once installer is started use Custom installation (!) uncheck everything except Indeo video 3.2 codec and Indeo audio codec
Additional Information:
The game supports many different resolutions, so you might be able to play in in full-screen mode rather than just in virtual desktop mode by selecting your desktop resolution.
Make sure you disable the virtual desktop if you do so.
Screenshots: