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Windows对UVC特性的支持

UVC摄像头开发问答 2021-01-23

USB视频类(UVC)驱动程序是Microsoft提供的AVStream微型驱动程序,为USB视频类设备提供驱动程序支持。
Usbvideo.sys系统驱动程序在不同版本的Windows中支持以下UVC功能:

UVC中文文档:http://usb.bytekits.com/uvc/uvc-intro.html

UVC feature Windows Vista/XP Windows 7 Windows 8
Single video control interface and one or more video streaming interfaces Supported Supported Supported
Standard units and terminals, including Extension units Supported Supported Supported
Still image capture support for all three methods defined in the UVC specification Supported Supported Supported
Bulk and isochronous devices Supported Supported Supported
Streaming parameter negotiation using probe commit controls Supported Supported Supported
Compressed formats: MJPEG, DV Supported Supported Supported
Uncompressed formats: YUY2, NV12 Supported Supported Supported
Supports both capture and render devices Supported Supported Supported
Compressed format: MPEG2TS Not Supported Not Supported Not Supported
Stream-based and frame-based formats Not supported Supported Supported
H.264 video codec Not Supported Not Supported Supported

资料来源于:https://docs.microsoft.com/en-us/windows-hardware/drivers/stream/usb-video-class-driver-overview

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