IMiniportWaveRTStream::FreeAudioBuffer method (portcls.h)
The FreeAudioBuffer method is used to free an audio buffer previously allocated with a call to IMiniportWaveRTStream::AllocateAudioBuffer.
Syntax
void FreeAudioBuffer(
PMDL AudioBufferMdl,
ULONG BufferSize
);
Parameters
AudioBufferMdl
Specifies a memory descriptor list (MDL) previously allocated with a call to IMiniportWaveRTStream::AllocateAudioBuffer.
BufferSize
Output pointer for the number of bytes that the method has written to the Attributes buffer. This parameter points to a ULONG variable into which the method writes the byte count.
Return value
None
Requirements
Requirement | Value |
---|---|
Header | portcls.h |
IRQL | PASSIVE_LEVEL |