linux下很好的截图工具。 抓取整个桌面、某个指定的窗口、以及选择的矩形区域。 -It is a good tool for capturing screens. It can capture the whole desktop, some specific window and selected rectangle area.

主要实现了qt上的视频采集，编译后的程序，采用ffmpeg-Main achievement of the video capture on the qt, compiled program, using ffmpeg