您可以尝试使用 MediaCapture FrameReader API

You can try using the MediaCapture FrameReader API

文档:https://msdn.microsoft.com/en-gb/windows/uwp/audio-video-camera/process-media-frames-with-mediaframereader#create-a-frame-阅读器框架源

示例代码:https://github.com/Microsoft/Windows-universal-samples/tree/master/Samples/CameraFrames