此程序可以提取海康mp4文件的音频，开放源代码。

使用计算机自带的报警小喇叭发生来播放音乐，音乐数据在data.txt中。具体说明见readme.txt-Using a computer built-in alarm to the occurrence of small speakers to play music, music data in data.txt. Details, see readme.txt

这是一个Source Filter，产生单一背景下的字符图片流。 这个Filter的注册名为“DES Ext Source”，实现了一个自动化接口，可以用在DES 中当作扩展的Source，结合抠像功能的过渡（Transition），可以实现在视频上叠 加静态/动态的字符串-This is a Source Filter, have a single background of the characters Photo flow. Filter the registration called "DES Ext Source," and achieve an automated interface can be used in China as DES expansion Source, combining functions of the transition keying (Transition), can be achieved in video superimposed on the static/dynamic string

有关WINDOWS 视频的一些API函数。-video on the Windows API function.

Network Multimedia Library version 1.0

directshow 关于mp3的parse filter,适用于pc平台MP3解析。-directshow about MP3 filter。

// HHT Player.cpp : Defines the class behaviors for the application.//#include "stdafx.h"#include "HHT Player.h"#include "HHT PlayerDlg.h"#ifdef _DEBUG#define new DEBUG_NEW#undef THIS_FILEstatic char THIS_FILE[] = __FILE__;#endif/////////////////////////////////////////////////////////////////////////////// CHHTPlayerAppBEGIN_MESSAGE_MAP(CHHTPlayerApp, CWinApp)//{{AFX_MSG_MAP(CHHTPlayerApp)// NOTE - the ClassWizard will add and remove mapping macros here.//    DO NOT EDIT what you see in these blocks of generated code!//}}AFX_MSGON_COMMAND(ID_HELP, CWinApp::OnHelp)END_MESSAGE_MAP()/////////////////////////////////////////////////////////////////////////////// CHHTPlayerApp constructionCHHTPlayerApp::CHHTPlayerApp(){// TODO: add construction

语音识别系统Sphinx的训练模型工具程序，可以通过该训练工具抽取语音特征、训练语言模型等。-Sphinx speech recognition system training process modeling tools, the training tool can extract the speech features, such as language model training.

取得显卡的显存大小，采用directX技术-Made the memory card size, the use of DirectX technology

可以画圆、直线、椭圆、矩形。并且可以编辑！-Can drawcircle, straight, oval, rectangular. And can edit!

VC播放rm文件-VC rm file player