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Stretching Subrectangles

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This section applies only to Windows Server 2003 with SP1 and later, and Windows XP with SP2 and later.

In the following example, the destination surface is 720 x 480, the coordinates of the target rectangle are {0,0,720,480}, and the background color is solid black.

The source surface of the video stream is 360 x 240, with the following source and destination subrectangles:

  • Source subrectangle (rcSrc): {180,120,360,240}

  • Destination subrectangle (rcDest): {0,0,360,240}

The source surface of the single substream is 360 x 240, with the following source and destination subrectangles:

  • Source subrectangle (rcSrc): {0,0,180,120}

  • Destination subrectangle (rcDest): {360,240,720,480}

The following diagram shows the output of the combination deinterlacing and substream compositing operation.

Diagram showing the output of combination deinterlacing and substream compositing operation.