// ksmedia.h

typedef struct {
  KSPROPERTY Property;
  ULONG      MixerPinId;
  ULONG      Reserved;
} SYSAUDIO_ATTACH_VIRTUAL_SOURCE, *PSYSAUDIO_ATTACH_VIRTUAL_SOURCE;
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Windows Driver Kit DDI reference (ns-ksmedia-sysaudio_attach_virtual_source)

SYSAUDIO_ATTACH_VIRTUAL_SOURCE structure

Description

The SYSAUDIO_ATTACH_VIRTUAL_SOURCE structure is used to attach a mixer-line virtual source (for example, a volume or mute control) to a mixer pin on the virtual audio device.

Members

`Property`

Specifies the property. This parameter is a structure of type KSPROPERTY.

`MixerPinId`

Specifies the virtual source index.

`Reserved`

Reserved. Set to zero.

Remarks

This structure is used by the KSPROPERTY_SYSAUDIO_ATTACH_VIRTUAL_SOURCE property.

SYSAUDIO_ATTACH_VIRTUAL_SOURCE - NtDoc