Inside Macintosh: QuickTime Components /

Chapter 8 - Video Digitizer Components / Video Digitizer Components Reference

Video Digitizer Component Functions / Clipping

VDSetClipRgn

The VDSetClipRgn function allows your application to define a clipping region.

pascal VideoDigitizerError VDSetClipRgn 
                                    (VideoDigitizerComponent ci, 
                                     RgnHandle clipRegion);

ci

Specifies the video digitizer component for the request. Applications obtain this reference from the Component Manager's OpenComponent function.

clipRegion

Specifies the clipping region.

DESCRIPTION

When clipping is enabled, the video digitizer component performs clipping in the region specified with this function.

RESULT CODES

noErr	0	No error
digiUnimpErr	-2201	Function not supported

SEE ALSO

Applications can disable all or part of a clipping region by calling the VDClearClipRgn function, described in the next section.

Main | Top of Section | What's New | Apple Computer, Inc. | Find It | Feedback | Help