ACX reference documentation
This topic describes the header level reference documentation for the ACX audio class extensions.
For a general overview of ACX, see ACX audio class extensions overview. ACX is based on the Windows Driver Framework (WDF) and WDF reference topics can also be useful when looking at the functions and callbacks in ACX. For more information about WDF see Introduction to Framework Objects.
The following ACX headers have reference documentation available.
Just like WDF drivers, DEVICE and DRIVER are used to initialize the base driver.
Pins, streams and circuits are used to route audio signals.
The data formats are controlled using this header.
The acxelements header provides access to specific audio system elements, such as volume, mute, peakmeter and the keyword spotter.
Events and requests allow for notification.
An object bag, which can be used to store and retrieve configuration information and is defined in acxmisc.
The ACX manager is used for supporting composite audio endpoints.
See also
ACX audio class extensions overview
ACX targets and driver synchronization