Compositor Transition

Microsoft DirectShow 9.0

Compositor Transition

The Compositor transition composites a subrectangle from the foreground into a designated rectangle on the background, without altering the rest of the background. Use this transition to create split-screen or picture-in-picture effects.

The following image shows the compositor transition:

Class ID (CLSID): {BB44391D-6ABD-422f-9E2E-385C9DFF51FC}

CLSID Variable Name: CLSID_DxtCompositor

Friendly Name: "DxtCompositor"

Properties

Property	Type	Default	Description
Height	long	0	Height of the target rectangle, in pixels.
OffsetX	long	0	Horizontal offset of the target rectangle, in pixels.
OffsetY	long	0	Vertical offset of the target rectangle, in pixels.
SrcHeight	long	0	The height of the subrectangle on the source, in pixels.
SrcOffsetX	long	0	The x-coordinate of the subrectangle on the source, in pixels.
SrcOffsetY	long	0	The y-coordinate of the subrectangle on the source, in pixels.
SrcWidth	long	0	The width of the subrectangle on the source, in pixels.
Width	long	0	Width of the target rectangle, in pixels.

The following diagram illustrates these properties: