PlayerZb

说明：  PCM转g.729的源码 用vs2005编译通过(PCM to G.729 source code with VS2005 compiler through)

ffmpeg类库及说明文档，适合多媒体开发去学习(ffmpeg libraries and documentation )

sine wave ups hex file

simple virtual piano keyboard

说明：  里面有两个程序，文件夹01是server的代码，02是client的代码，当服务器端接有摄像头时，可从客户端输入ip捕捉到图像(There are two procedures, folder 01 is the server code, 02 is the client code, when the server has terminated the camera, they can enter the ip from the client to capture images)

VB多光驱智能检测的CD播放机,有需要的就下载吧。(VB drive more intelligent detection of CD player, has the need to download it.)

Wav convertor to 96Kbits

学习多媒体的很好的学习资料，中科院研究生院使用。(Good study of multi-media learning materials, the use of Graduate School of Chinese Academy of Sciences.)

Calculating Daylight Saving Time Data in Google Spreadsheet

从一个mpeg4视频文件中，抓取给定起始结束时间段内的图像，保存为jpeg格式，使用directshow实现(From a mpeg4 video file, the crawl a given time period starting the end of the image, save it as a jpeg format, the use of DirectShow realize)