Audio Drivers Interfaces

In Windows Vista and later Windows operating systems, digital signal processing is referred to as System Effects Audio Processing. This processing is performed by user-mode in-process COM components known as System Effects Audio Processing Objects (sAPOs).

The following topics provide information about the interfaces and the methods that are exposed by the sAPOs.

IAudioMediaType

IAudioProcessingObject

IAudioProcessingObjectConfiguration

IAudioProcessingObjectRT

IAudioSystemEffects

IAudioSystemEffectsCustomFormats

IKeywordDetectorOemAdapter

IPropertyStore

Audio Processing Objects Utility Functions