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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.
KMixer is the Kernel Audio Mixer driver, a part of WDM Audio in Windows 98 to Windows XP which handles the mixing of multiple sound buffers into an output. The tasks performed by KMixer.sys: Mixing multiple PCM audio streams; Format, bit-depth (also known as word-length) and sample-rate conversion; Speaker configuration and channel mapping
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.
Unlike with Windows XP, however, it was hidden from the operating system as it was not enabled by default and had to be manually activated through the Register Server utility. It was also only available to administrator users. [32] Windows XP has this feature activated out of the box and also grants it to regular users.
VDMSound allows the user to provide custom mappings for MIDI instruments as well as for joystick buttons and axes. MIDI mappings are particularly useful when the type of MIDI device supported by a game (e.g. MT-32) is different from the type of hardware or software device actually present on the system (e.g. Microsoft GS Wavetable SW Synth.) [7]
In computing, the Windows Driver Model (WDM) – also known at one point as the Win32 Driver Model – is a framework for device drivers that was introduced with Windows 98 and Windows 2000 to replace VxD, which was used on older versions of Windows such as Windows 95 and Windows 3.1, as well as the Windows NT Driver Model.
The Microsoft Sound, as well as Windows 2000's startup and shutdown sounds under the names Windows Logon Sound and Windows Logoff Sound respectively were removed in favor of the new startup and shutdown sounds introduced with Windows XP. It is no longer possible to save or delete schemes under the Appearance tab of Display Properties.
User-Mode Driver Framework (UMDF) is a device-driver development platform first introduced with Microsoft's Windows Vista operating system, and is also available for Windows XP. It facilitates the creation of drivers for certain classes of devices.