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。

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The basic design is to start with the video4linux source, filter it into RGB, and then send one copy to the screen and one to an image sink that can occasionally save JPEGs.

基本设计思想是，从video4linu x源开始，将其过滤为rgb，然后将它的一个副本发送到屏幕，另一个发送到可以临时保存JPEG文件的图像接收器。

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Carbon is transported from source to sink in the form of sugars, especially sucrose.

碳从源到汇的转运以糖的形式尤其是蔗糖进行的。

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Adherence to direct, source- and sink-based, current-period accounting provides a robust framework for handling emissions from fuels regardless of their origin.

FORBES: Rethinking Life-Cycle Fuel Regulations