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IDirect3DDevice9Video::CreateAuthenticatedChannel method

Creates a channel to communicate with the Direct3D device or the graphics driver.

Syntax


HRESULT CreateAuthenticatedChannel(
  D3DAUTHENTICATEDCHANNELTYPE ChannelType,
  IDirect3DAuthenticatedChannel9 **ppAuthenticatedChannel,
  HANDLE *pChannelHandle
);

Parameters

ChannelType

Specifies the type of channel, as a member of the D3DAUTHENTICATEDCHANNELTYPE enumeration.

ppAuthenticatedChannel

Receives a pointer to the IDirect3DAuthenticatedChannel9 interface. The caller must release the interface.

pChannelHandle

Receives a pointer to a handle for the channel.

Return value

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

If the ChannelType parameter is D3DAUTHENTICATEDCHANNEL_D3D9, the method creates a channel with the Direct3D device. This type of channel does not support authentication.

If ChannelType is D3DAUTHENTICATEDCHANNEL_DRIVER_SOFTWARE or D3DAUTHENTICATEDCHANNEL_DRIVER_HARDWARE, the method creates an authenticated channel with the graphics driver.

Requirements

Minimum supported client

Windows 7 [desktop apps only]

Minimum supported server

Windows Server 2008 R2 [desktop apps only]

Header

D3d9.h

See also

GPU-Based Content Protection
IDirect3DDevice9Video

 

 

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