The system-supplied Usbvideo.sys driver supports the following UVC features in different versions of Windows: UVC feature Supports multimedia APIs in Media Foundation and DirectShow Opportunity for vendors to add functionalityĬompliant with Selective Suspend power management The following list shows some advantages to using the Usbvideo.sys driver: Also refer to Microsoft Proposed Extensions to the USB Video Class for H.264. For more information, see USB H.264 Video Cameras Support. This leads to a higher video quality for a given bit rate. H.264 is an open standard that allows efficient video compression techniques for reducing the use of network bandwidth and storage space. The following table shows support for UVC in different versions of Windows: UVC Versionīeginning with Windows 8, the H.264 video codec (encoder/decoder) is supported. You can optionally extend UVC driver functionality to add vendor-specific processing. The UVC driver queries the hardware directly to obtain its capabilities and then drives the device, with no proprietary driver required.
#Uvc driver for mac serial
In the USB Video Class model, vendors do not write drivers instead, vendors implement video streaming hardware according to the guidelines in the Universal Serial Bus Device Class Definition for Video Devices Specification document located on the USB Implementers Forum website. Instead, the device works automatically with the system-supplied driver. When your device uses UVC, you do not need to supply your own driver. The USB Video Class (UVC) driver is a Microsoft-provided AVStream minidriver that provides driver support for USB Video Class devices.
If you are providing a driver for a webcam or a digital camcorder, consider using the system-supplied universal serial bus (USB) Video Class driver, Usbvideo.sys.
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