Inside Macintosh: QuickTime /

Chapter 2 - Movie Toolbox / Movie Toolbox Reference

Application-Defined Functions / Error-Notification Functions

MyErrProc

The entry point to your error-notification function should take the following form:

pascal void MyErrProc (OSErr theErr, long refcon);

theErr

Contains the result code that the Movie Toolbox is going to place in the current error value.

refcon

Contains the reference constant value that you specified when your application called the SetMoviesErrorProc function.