On Windows, XAudio2 is provided as a Dynamic Link Library (DLL) installed into the system folders of the Operating System. On Xbox 360, XAudio2 ships as a static library that is compiled into the main game executable. ^ The XAudio 2 Beta Program is being retired! (needs Microsoft account).^ a b Walbourn, Chuck (July 30, 2015).^ "DirectX Software Development Kit (March 2008)".Windows Core Audio APIs, not supported by Windows XP or earlier, but got improved support for Windows 7.XAudio2 2.8 supports Windows Store App development and can be used in C++/DirectX apps. XAudio2 can natively decompress XMA on the Xbox 360, xWMA on Windows 10, and various ADPCM codecs on both platforms. Voices can be "submixed" together into a single stream. XAudio2 abstracts audio generation by separating sound data from "voice", allowing each voice to be filtered by programmable digital signal processing and effects processing functions. XAudio2 provides mixing and signal processing for high-level audio APIs such as XACT and as well provides the programmer with high-level functions related to spatial processing.
"XAudio2: High Performance Considerations" (talk) supports Windows 7. There are known issues with XAudio2 2.7 library that is "in the legacy DirectX SDK". XAudio 2.8 shipped with Windows 8, and supports Windows Store apps, and isn't available for older Windows versions nor is it included in Windows Server 2012. XAudio2 versions have shipped for use on Xbox 360 and versions of Windows, and for as old as Windows XP using redistributable DLLs, with newer versions adding features only compatible with newer operating systems. The latest version of XAudio2 is 2.9, released for Windows 10. The RTM release of the XAudio2 library is included in the March 2008 DirectX SDK, enabling a programmer with Visual Studio to use XAudio2 in a Windows, Xbox 360 and Windows Phone 8 project. XAudio2 operates through the XAudio API on the Xbox 360, through DirectSound on Windows XP, and through the low-level audio mixer WASAPI on Windows Vista and higher.
XAudio2 is a lower-level audio API for Microsoft Windows, Xbox 360 and Windows Phone 8, the successor to DirectSound on Windows and a supplement to the original XAudio on the Xbox 360. Windows XP and later, Xbox 360, Windows Phone 8
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