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D3DAES_CTR_IV structure

  • Article

Contains an initialization vector (IV) for 128-bit Advanced Encryption Standard CTR mode (AES-CTR) block cipher encryption.

Syntax

typedef struct _D3DAES_CTR_IV {
  UINT64 IV;
  UINT64 Count;
} D3DAES_CTR_IV;

Members

IV

The IV, in big-endian format.

Count

The block count, in big-endian format.

Remarks

The D3DAES_CTR_IV structure and the DXVA2_AES_CTR_IV structure are equivalent.

For details, see DXVA2_AES_CTR_IV.

Requirements

Requirement Value
Minimum supported client
 Windows 7 [desktop apps only]
Minimum supported server
 Windows Server 2008 R2 [desktop apps only]
Header
D3d9types.h (include D3d9.h)

See also

Direct3D Video Structures