The basic idea is that you connect a video source to an image sink (like the screen) and somewhere along the way steal a copy of the image to encode as a JPEG.
基本思想是将一个视频源连接到一个图像接收器(比如屏幕)和其他地方,然后获取图像的一个副本并编码成一个JPEG文件。
To access my photos, I mount the drive and copy the image files onto my hard disk.
为了访问我的相片我先挂载驱动然后拷贝图片文件到我的硬盘中。
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