一种基于Linux的视频捕捉程序，遵守GPL,代码精简。可以将VIDEO 4 LINUX设备（如网络摄像头）传送的图像转换为JPEG,PNG,PNM文件。广泛的用于嵌入式系统之中，也可以作为V4L程序的教学代码。-a Linux-based video capture procedures, compliance with the GPL, streamlined code. VIDEO 4 can be LINUX equipment (such as network camera) the transmission of images converted to JPEG, PNG, PNM documents. Widely used in embedded systems, can be used as teaching V4L procedure code.