中文说明：此代码为本人运用视频读取函数实现视频帧的读取，并可批量转为BMP等格式，另有运动目标静止背景的提取。内附说明文档，欢迎交流。
English Description：
This code for me to use the video read function to read the video frame, and can be batch converted to BMP and other formats, and the extraction of moving target static background. Enclosed instruction document, welcome to exchange.