Windows Audio Processing Objects
Audio processing objects (APOs), provide customizable software based digital signal processing for Windows audio streams.
This section contains the following topics.
- Audio Processing Object Architecture
- Implementing Audio Processing Objects
- Implementing Hardware Offloaded APO Effects
APOs were first introduced in Windows Vista and you may see references to the earlier system APOs - sAPOs. For more information, see the Custom Audio Effects in Windows Vista white paper. This white paper may reference older COM and UI development topics.
Feedback
Coming soon: Throughout 2024 we will be phasing out GitHub Issues as the feedback mechanism for content and replacing it with a new feedback system. For more information see: https://aka.ms/ContentUserFeedback.
Submit and view feedback for