KSPROPERTY_RTAUDIO_HWLATENCY

The KSPROPERTY_RTAUDIO_HWLATENCY property retrieves a description of the stream latency of the audio hardware and its associated data path.

The following table summarizes the features of this property.

Usage Summary Table

GetSetTargetProperty descriptor typeProperty value type

Yes

No

Pin

KSPROPERTY

KSRTAUDIO_HWLATENCY

 

Return Value

A KSPROPERTY_RTAUDIO_HWLATENCY property request returns STATUS_SUCCESS to indicate that it has completed successfully. Otherwise, the request returns an appropriate failure status code.

Remarks

After the WaveRT miniport driver has allocated the cyclic buffer (see KSPROPERTY_RTAUDIO_BUFFER) the client can send a KSPROPERTY_RTAUDIO_HWLATENCY property request to the driver for hardware-latency information.

Requirements

Version

Available in Windows Vista and later Windows operating systems.

Header

Ksmedia.h

See also

KSPROPERTY
KSRTAUDIO_HWLATENCY
KSPROPERTY_RTAUDIO_BUFFER
WaveRT miniport driver

 

 

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