用VC++实现的音频播放器，可以播放特定格式的视频，音频和波形。-Using VC++ to achieve the audio player, can play a specific format of video, audio and waveform.

很粗糙拿出来只为共同学习。用directshow实现播放器的功能(It is very rough to take out only to learn together. Using DirectShow to implement the function of the player)