Inside Macintosh: QuickTime Components /

Chapter 6 - Sequence Grabber Channel Components / Sequence Grabber Channel Components Reference

Functions / Configuration Functions for All Channel Components

SGSetChannelClip

The SGSetChannelClip function allows the sequence grabber to set your channel's clipping region.

pascal ComponentResult SGSetChannelClip (SGChannel c, 
                                          RgnHandle theClip);

c

Identifies the channel connection for this operation.

theClip

Contains a handle to the new clipping region. You should make a copy of this region; the application may dispose of the region immediately.

If this parameter is set to nil, remove the current clipping region.

DESCRIPTION

The SGSetChannelClip function allows the sequence grabber to apply a clipping region to your channel's display region. By default, channel components do not apply a clipping region to their displayed image.