numeric keypad audible system

语音识别课件！！挺不错的讲解语音处理的课件，很详细-Speech Recognition Courseware！！！

      使用Matlab GUI实现音频录制、音频播放（有暂停功能），并且能够动态显示录音时域波形和频域波形，能够对语音进行简单处理，实现房间回声音效、立体声效、混音（基于循环卷积）、男女声互变等功能。1.编译环境：windows 7 64位/matlab 2011 64位2.子函数清单：cv.mfindpitch.mibandpassE.milowoassE.mihighpassE.micirConv.mippt.miRefreshPlot.m

使用VB开发环境进行编程所实现的TTS文语转化系统的简单源程序-use VB program development environment achieved by the text language TTS system into a simple source

libdca is a free library for decoding DTS Coherent Acoustics streams. The code is written by Gildas Bazin and was based on the a52dec project. It is released under the terms of the GPL license. The DTS Coherent Acoustics standard (ETSI 102 114 v1.2.1), as published by the ETSI, is available here (http://pda.etsi.org/pda/queryform.asp).-libdca is a free library for decoding DTS Co. Herent Acoustics streams. The code is written b Gildas y Bazin and was based on the a52dec projec t. It is released under the terms of the GPL licen se. The DTS Coherent Acoustics standard (ETSI 1 02,114 v1.2.1), as published by the ETSI, is available here (http :// pda.etsi.org/pda/queryform.asp).

做音视频产品的同志肯定碰到我一样的问题，HD Audio的MicroPhone声音大小调节棒变灰不可调节，我这个程序就是利用Mixer 来辨别是哪种Audio，并Enable它。-Audio and video products that make sure the comrades encountered the same problem I, HD Audio Microphone voice the size of the adjustment rod adjustment is not grayed out, I make use of this procedure is the Mixer to identify which type of Audio, and Enable it.

应用背景最新的opus语音编码压缩标准，支持6kb/s-510kb/s，持续时间2.5ms-120ms，可变速率，官网源码c++关键技术 采样率从8 kHz（窄带）到48 kHz（全频） 帧大小从2.5毫秒到60毫秒 支持恒定比特率（CBR）和可变比特率（VBR） 从窄带到全频段的音频带宽 支持语音和音乐 支持单声道和立体声

These are files that contain displayable copyright strings that need to be modified when updating the copyright

资源描述这个是实时视频语音通讯软件源代码，已经看过是不错的，功能很全，对初学者有很大的帮助。

VC++编写的FIR滤波器，用于一维数字信号处理。-VC++ Prepared FIR filter, for the one-dimensional digital signal processing.

DSP优化的G.723.1的代码，支持5.3和6.3速率，可直接在DSP平台上编译，运行，占用CPU%8，效果很好！-The optimized code of DSP can support 5300 and 6300 bps. It can be compilered and runned in DSP table and have good performance.