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Windows XP Service Pack 3 also includes the updated driver, as well as Windows XP Professional x64 Edition with Service Pack 1 and 2. In Windows Vista, the Windows Logo program requirements state that any machine shipped with Vista must include a UAA-compliant audio device that works without additional drivers.
When the sound card uses a custom driver for use with the system supplied port class driver PortCls.sys or implements a mini-driver for use with the streaming class driver, applications can bypass the KMixer completely and use the kernel streaming interfaces instead to directly interact with audio driver and reduce latency. Windows 98 includes ...
Service Pack 2 for Windows Vista and Windows Server 2008 was released through different channels between April 28 [125] and June 9, 2009, one year after the release of Windows Vista SP1, and four months before the release of Windows 7. [126] In addition to a number of security and other fixes, a number of new features have been added.
DirectSound is a deprecated software component of the Microsoft DirectX library for the Windows operating system, superseded by XAudio2.It provides a low-latency interface to sound card drivers written for Windows 95 through Windows XP and can handle the mixing and recording of multiple audio streams.
Previously, the WDK was known as the Driver Development Kit (DDK) [4] and supported Windows Driver Model (WDM) development. It got its current name when Microsoft released Windows Vista and added the following previously separated tools to the kit: Installable File System Kit (IFS Kit), Driver Test Manager (DTM), though DTM was later renamed and removed from WDK again.
A new user-mode driver model called the User-Mode Driver Framework. In Windows Vista, WDDM display drivers have two components, a kernel mode driver (KMD) that is very streamlined, and a user-mode driver that does most of the intense computations. With this model, most of the code is moved out of kernel mode.
Sound Recorder in Windows Vista can no longer open audio files. Moreover, it cannot save in lossless (uncompressed) WAV format when run without using any switches; instead, it saves in lossy 96 kbit/s WMA format. Only the version of Sound Recorder from the N editions of Windows Vista saves audio in WAV format by default. [133]
It is a strict super-set of Direct3D 10.1, which was introduced in Windows Vista Service Pack 1 and Windows Server 2008. Direct2D and DirectWrite, new hardware-accelerated vector graphics and font rendering APIs built on top of Direct3D 10 that are intended to replace GDI/GDI+ for screen-oriented native-code graphics and text drawing.