DXVAHDDDI_ROTATION - NtDoc

Native API online documentation, based on the System Informer (formerly Process Hacker) phnt headers 
// d3dumddi.h

typedef enum _DXVAHDDDI_ROTATION {
  DXVAHDDDI_ROTATION_IDENTITY,
  DXVAHDDDI_ROTATION_90,
  DXVAHDDDI_ROTATION_180,
  DXVAHDDDI_ROTATION_270
} DXVAHDDDI_ROTATION;
View the official Windows Driver Kit DDI reference

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Windows Driver Kit DDI reference (ne-d3dumddi-_dxvahdddi_rotation)

_DXVAHDDDI_ROTATION enumeration

Description

Specifies the clockwise rotation of the display output surface.

Constants

DXVAHDDDI_ROTATION_IDENTITY

Indicates that rotation is 0 degrees—landscape mode.

DXVAHDDDI_ROTATION_90

Indicates that rotation is 90 degrees clockwise—portrait mode.

DXVAHDDDI_ROTATION_180

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

DXVAHDDDI_ROTATION_270

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

View the official Windows Driver Kit DDI reference

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