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:

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:

Compositor properties