The QuickTime 3 API is essentially the same for Windows and Mac OS.
Windows programmers need to create a slightly different event loop at the highest level
and to translate some Windows events into their equivalent Mac OS events, but for the most
part, a Windows program for QuickTime 3 does not differ from a Mac OS program.
There are three sources of information on QuickTime 3 for Windows programmers:
QuickTime 3 for Windows Programmers
describes the things that are unique to Windows, such as the event loop. Some Mac OS functions
have different names under Windows because of function name conflicts, and these are also listed here.
QuickTime 3 Roadmap
documents the QuickTime 3 API. This information is for both Mac OS and Windows programmers.