IOCTL_VIDEO_QUERY_CURRENT_MODE control code

Returns information about the current adapter mode. Miniport drivers are required to support this modal request.

Input Parameters

None

Output Parameters

The miniport driver returns the mode information in a VIDEO_MODE_INFORMATION structure in the VRP OutputBuffer.

I/O Status Block

If the miniport driver successfully returns the mode data, it sets the Information member of the STATUS_BLOCK structure to sizeof(VIDEO_MODE_INFORMATION); otherwise, the miniport driver sets this member to zero.

Requirements

Header

Ntddvdeo.h (include Ntddvdeo.h)

See also

VIDEO_MODE_INFORMATION
STATUS_BLOCK

 

 

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