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DXVA Version 1.0 for XDDM

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This section contains information about DirectX Video Acceleration Version 1.0 (DirectX VA or DXVA) for the legacy Windows 2000 display driver model (XDDM). DXVA Version 2.0 is available starting in Windows Vista.

DXVA is an application programming interface (API) and a corresponding motion compensation device driver interface (DDI) for acceleration of digital video decoding. The following DDIs are also provided as part of DirectX VA:

  • A deinterlacing DDI for deinterlacing and frame-rate conversion of video content.

  • A ProcAmp DDI to support ProcAmp control and postprocessing of video content.

  • A COPP DDI for protecting video content.

The dxva.h header file contains the structures and enumerations used for video acceleration and deinterlacing, and frame-rate conversion.