用控制台访问MCI设备的子程序，可以传递最少的参数实现waveaudio/sequencer(midi)/cdaudio/MPEGVideo文件的播放、录制等功能-Subroutines for console to access MCI devices. The routines requires minimum parameters to realize the files of waveaudio/sequencer(midi)/cdaudio/MPEGVideo to play, re

MFC编程，能作为视频录制软件，其中可以录制桌面。或者活动窗口(MFC programming, as a video recording software, which can record the desktop. Active window)