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IOCTL_VIDEO_HANDLE_VIDEOPARAMETERS control code

Gets the capabilities of the device's television connector and/or copy protection hardware, or sets the desired functionality on the copy protection hardware. Adapters that support TV connectors should provide support for this modal IOCTL. See TV Connector and Copy Protection Support in Video Miniport Drivers for details.

Input Parameters

The VRP InputBuffer contains a VIDEOPARAMETERS structure that describes the action to be performed by the miniport driver.

Output Parameters

The miniport driver returns the VIDEOPARAMETERS structure in the VRP OutputBuffer.

I/O Status Block

If the miniport driver successfully gets or sets the requested information, it sets the Information member of the VRP's STATUS_BLOCK to sizeof(VIDEOPARAMETERS); otherwise, the miniport driver sets this member to zero.

Requirements

Header

Ntddvdeo.h (include Ntddvdeo.h)

See also

VIDEOPARAMETERS
STATUS_BLOCK

 

 

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