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IAudioProcessingObjectNotifications2 interface (audioengineextensionapo.h)

  • Article

Implemented by clients to register for and receive common audio-related notifications for APO endpoint and system effect notifications. This interface provides the method GetApoNotificationRegistrationInfo2, which has the same behavior as IAudioProcessingObjectNotifications::GetApoNotificationRegistrationInfo with the addition of a parameter that can be used to determine the notifications types supported on the version of Windows running on the current device.

Inheritance

The IAudioProcessingObjectNotifications2 interface inherits from the IAudioProcessingObjectNotifications interface.

Methods

The IAudioProcessingObjectNotifications2 interface has these methods.

 
IAudioProcessingObjectNotifications2::GetApoNotificationRegistrationInfo2

Called by the system to allow clients to register to receive notification callbacks for APO endpoint and system effect notifications. This method adds a parameter that can be used to determine the notifications types supported on the version of Windows running on the current device.

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

Requirement Value
Minimum supported client Windows build 22621
Header audioengineextensionapo.h