IMSVidDevice::get_Power method (segment.h)

Articolo
12/05/2018

[The feature associated with this page, Microsoft TV Technologies, is a legacy feature. Microsoft strongly recommends that new code does not use this feature.]

The get_Power method queries whether the device is off or on.

Syntax

HRESULT get_Power(
  [out] VARIANT_BOOL *Power
);

Parameters

[out] Power

Pointer to a variable that receives one of the following values.

Value	Description
VARIANT_TRUE	The device is on.
VARIANT_FALSE	The device is off.

Return value

Returns an HRESULT value. Possible values include the following.

Return code	Description
S_OK	Success.
E_NOTIMPL	Not implemented.
E_POINTER	NULL pointer argument.

Remarks

Not all device types implement this method.

Requirements

Requirement	Value
Minimum supported client	Windows�XP [desktop apps only]
Minimum supported server	None supported
Target Platform	Windows
Header	segment.h (include Msvidctl.h)

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