// d3d10umddi.h

typedef enum D3D11_1DDI_VIDEO_USAGE {
  D3D11_1DDI_VIDEO_USAGE_PLAYBACK_NORMAL,
  D3D11_1DDI_VIDEO_USAGE_OPTIMAL_SPEED,
  D3D11_1DDI_VIDEO_USAGE_OPTIMAL_QUALITY
} ;
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Windows Driver Kit DDI reference (ne-d3d10umddi-d3d11_1ddi_video_usage)

D3D11_1DDI_VIDEO_USAGE enumeration

Description

Identifies how the decode device plays video.

Constants

`D3D11_1DDI_VIDEO_USAGE_PLAYBACK_NORMAL`

Specifies that the device plays video at normal speed.

`D3D11_1DDI_VIDEO_USAGE_OPTIMAL_SPEED`

Specifies that the device plays video at optimal speed.

`D3D11_1DDI_VIDEO_USAGE_OPTIMAL_QUALITY`

Specifies that the device plays video at optimal quality.

Remarks

A value of type D3D11_1DDI_VIDEO_USAGE is specified in the Usage member of a D3D11_1DDI_VIDEO_DECODER_BUFFER_INFO structure to help describe a decode device.

D3D11_1DDI_VIDEO_USAGE - NtDoc