在VC的环境下，实现播放器的创建与优化，VC可以实现对播放器的控制，也可以创造具有记忆功能的播放器，本例是编写ThreadSynch-In the VC environment, the realization of the creation and optimization of the player, VC can control the player, you can create a player with memory function, in this case is to write ThreadSynch