AUDIO_ENDPOINT_PROPERTY_CHANGE_APO_NOTIFICATION_DESCRIPTOR structure (audioengineextensionapo.h)

Specifies an endpoint property change APO notification.

Syntax

typedef struct AUDIO_ENDPOINT_PROPERTY_CHANGE_APO_NOTIFICATION_DESCRIPTOR {
  IMMDevice *device;
} AUDIO_ENDPOINT_PROPERTY_CHANGE_APO_NOTIFICATION_DESCRIPTOR;

Members

device

An IMMDevice representing the audio endpoint associated with the notification.

Remarks

Return an APO_NOTIFICATION_DESCRIPTOR containing this structure from an implementation ofIAudioProcessingObjectNotifications::GetApoNotificationRegistrationInfo to request endpoint property change APO notifications.

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 22000
Header	audioengineextensionapo.h