D3D11_1DDI_VIDEO_PROCESSOR_ROTATION - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers
// d3d10umddi.h

typedef enum D3D11_1DDI_VIDEO_PROCESSOR_ROTATION {
  D3D11_1DDI_VIDEO_PROCESSOR_ROTATION_IDENTITY,
  D3D11_1DDI_VIDEO_PROCESSOR_ROTATION_90,
  D3D11_1DDI_VIDEO_PROCESSOR_ROTATION_180,
  D3D11_1DDI_VIDEO_PROCESSOR_ROTATION_270
} ;
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ne-d3d10umddi-d3d11_1ddi_video_processor_rotation)

D3D11_1DDI_VIDEO_PROCESSOR_ROTATION enumeration

Description

Specifies the clockwise rotation of the input stream of the video processor.

Constants

D3D11_1DDI_VIDEO_PROCESSOR_ROTATION_IDENTITY

Indicates that rotation is 0 degrees—landscape mode.

D3D11_1DDI_VIDEO_PROCESSOR_ROTATION_90

Indicates that rotation is 90 degrees clockwise—portrait mode.

D3D11_1DDI_VIDEO_PROCESSOR_ROTATION_180

Indicates that rotation is 180 degrees clockwise—inverted landscape mode.

D3D11_1DDI_VIDEO_PROCESSOR_ROTATION_270

Indicates that rotation is 270 degrees clockwise—inverted portrait mode.