提取视频帧图像，对avi格式的视频文件进行帧图像提取，也可以对指定的bmp位图序列进行视频合成。程序基于openCv开发，运行前需配置好运行环境。-Extract video fr a mes on the avi format video files fr a me extraction, can also specify the sequence of bmp bitmap video synthesis. Program is based on openCv development, to