如题，听说v4l2-ctl可以捕获成图片，但是我怎么找不到这个捕获的命令呢？ 另外有什么软件可以捕获之后保存为视频流的；而不是仅一帧图片？
光阴似箭催人老，日月如移越少年。
ffmpeg should work, v4l2 needs to be installed separately, a package similar to v4l2-utils.
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ffmpeg should work, v4l2 needs to be installed separately, a package similar to v4l2-utils.