KSPROPERTY_EXTDEVICE_POWER_STATE

The KSPROPERTY_EXTDEVICE_POWER_STATE property sets or gets the power state of an external device.

Usage Summary Table

Get Set Target Property descriptor type Property value type
Yes Yes Device KSPROPERTY_EXTDEVICE_S ULONG

The property value (operation data) is a ULONG that specifies the external device's power state.

Remarks

The PowerState member of the KSPROPERTY_EXTDEVICE_S structure specifies the external device's power setting. The PowerState member may be set to equal on or standby. For example, a battery-powered external device, such as a DV camcorder may be powered off. An AC-powered DVHS device may be placed in standby. If a device is in standby, it may be powered-on later.

Requirements

Header: ksmedia.h (include Ksmedia.h)

See also

KSPROPERTY

KSPROPERTY_EXTDEVICE_S