IMiniportWaveRTStream::GetHWLatency method (portcls.h)
The GetHWLatency method retrieves information about sources of stream latency in the audio hardware.
Syntax
void GetHWLatency(
KSRTAUDIO_HWLATENCY *hwLatency
);
Parameters
hwLatency
A pointer to a KSRTAUDIO_HWLATENCY structure into which the driver writes the hardware latency parameters.
Return value
None
Remarks
The port driver calls this method in response to a KSPROPERTY_RTAUDIO_HWLATENCY property request from a client. For more information about the sources of hardware latency in an audio stream, see Stream Latency during Playback and Stream Latency during Recording.
Requirements
Requirement | Value |
---|---|
Header | portcls.h |
IRQL | PASSIVE_LEVEL |
See also
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