关于图片的编程，如打开，保存，另存为。 设置滚动条。

it just check it out. Please read your package and describe it at least 40 bytes in English. System will automatically delete the directory of debug and release, so please do not put files on these two directory.

Wave文件读取、播放、实时显示波形、对其作FFT和DCT等功能-Wave document read, play, real-time waveform, for its FFT and DCT functions

用于处理MP3音频文件的程序，采用Visual c++编写-MP3 audio files to deal with the procedure for the Visual c++ to prepare

mousewheel滚轮控件 一个可以令你的滚轮得以应用的VB控件 -wheel controls a web site you can be applied to the wheel of VB Control

simple cronometer for delphi

关于多媒体播放软件的音频播放部分，是利用c语言写的简介程序-multimedia player software on the audio player, is the use of C language to write the brief procedure

使用矩阵进行控制的混音器源码。-use matrix mixers control of the source.

简单的画图程序,运用了函数重载 没解压密码-simple drawing procedures, the use of function overloading not extract passwords

PCM的A律U律实现代码：16位线性量化的数据转换成8位非线性的PCM数据（13折线法）-U of A law PCM realize Legal Code: 16-bit linear quantization of the data into eight non-linear PCM data (13 line method)

卡拉ok多工能播放器-karaoke multiple players can