ID3D11VideoDevice::CreateAuthenticatedChannel method (d3d11.h)

Creates a channel to communicate with the Microsoft Direct3D device or the graphics driver. The channel can be used to send commands and queries for content protection.

Syntax

HRESULT CreateAuthenticatedChannel(
  [in]  D3D11_AUTHENTICATED_CHANNEL_TYPE ChannelType,
  [out] ID3D11AuthenticatedChannel       **ppAuthenticatedChannel
);

Parameters

[in] ChannelType

Specifies the type of channel, as a member of the D3D11_AUTHENTICATED_CHANNEL_TYPE enumeration.

[out] ppAuthenticatedChannel

Receives a pointer to the ID3D11AuthenticatedChannel interface. The caller must release the interface.

Return value

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

Remarks

If the ChannelType parameter is D3D11_AUTHENTICATED_CHANNEL_D3D11, the method creates a channel with the Direct3D device. This type of channel does not support authentication.

If ChannelType is D3D11_AUTHENTICATED_CHANNEL_DRIVER_SOFTWARE or D3D11_AUTHENTICATED_CHANNEL_DRIVER_HARDWARE, the method creates an authenticated channel with the graphics driver.

Requirements

See also

ID3D11VideoDevice