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KSCATEGORY_REALTIME

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The KSCATEGORY_REALTIME device interface class is defined for the kernel streaming (KS) functional category for an audio device that is connected to a system bus (for example, the PCI bus) and that plays back or captures wave data in real time.

Attribute Setting

Identifier

KSCATEGORY_REALTIME

Class GUID

{EB115FFC-10C8-4964-831D-6DCB02E6F23F}

Remarks

Drivers for KS devices register instances of KSCATEGORY_REALTIME to indicate to the operating system that the devices support the KSCATEGORY_REALTIME functional category.

Devices that register this functional category are operated by the system-supplied WaveRT port driver.

For information about how to register this functional category in an INF file, see the INF file Ac97smpl.inf that is included with the AC'97 sample driver in the WDK.

Requirements

Version

Available in Windows Vista and later versions of Windows.

Header

 Ksmedia.h (include Ksmedia.h)