IAudioSystemEffectsPropertyStore::UnregisterPropertyChangeNotification method (mmdeviceapi.h)

Unregisters an IAudioSystemEffectsPropertyChangeNotificationClient callback interface previously registered to receive notifications when audio system effect properties change.

Syntax

HRESULT UnregisterPropertyChangeNotification(
  IAudioSystemEffectsPropertyChangeNotificationClient *callback
);

Parameters

callback

A pointer to the IAudioSystemEffectsPropertyChangeNotificationClient callback interface to unregister.

Return value

Returns S_OK on success.

Remarks

For more information on the Windows 11 APIs for the Audio Processing Objects (APOs) that can ship with audio drivers, see Windows 11 APIs for Audio Processing Objects.

Requirements