IOCTL_VIDEO_QUERY_POINTER_CAPABILITIES IOCTL

Returns information about the adapter's "hardware cursor" features. Support for this modal request is optional.

Major code

IRP_MJ_DEVICE_CONTROL

Input buffer

None

Output buffer

The miniport driver returns a VIDEO_POINTER_CAPABILITIES structure in the VRP OutputBuffer.

Status block

If the miniport driver successfully returns the pointer capabilities, it sets the Information member of the STATUS_BLOCK structure to sizeof(VIDEO_POINTER_CAPABILITIES); otherwise, the miniport driver sets this member to zero.

Requirements

   
Header ntddvdeo.h

See also

STATUS_BLOCK

VIDEO_POINTER_CAPABILITIES