Wave Audio Free source

本人收集的有关音频的加密文章，希望大家喜欢-collection of the Audio encryption article hope you like

应用背景在利用codec进行语音数据输入和发送时，可以利用该文件提供的函数对输入和输出的pwm语音数据的音量进行缩放。关键技术对PWM语音数据进行幅值上的缩放，从而达到对codec输入或者输出的pwm语音数据进行缩放的目的。控制的参数是对语音数据进行控制的系数，0值语音数据音量就为0了。

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.

在屏幕上显示音量控制信息 调用Core Audio APIs 适应于vista win7-This sample uses the Core Audio APIs to implement an on-screen display that shows volume changes to the output stream that plays through the default audio-rendering endpoint device. The on-screen display appears when the user adjusts the volume level in the Windows volume-control program, Sndvol.exe, and it disappears after the volume level remains unchanged for a short period.

一个录音机程序一个录音机程序 一 个录音机程序-A procedure of a tape recorder tape recorder tape recorder of a process procedure

GSM语音编码，这是一个标准C的编码，可以用于Softphone等应用，程序中有注释。-GSM voice coding, which is a standard C code that can be used in applications such as Softphone, a procedure Notes.

支持对 声音 的采集,和输出- Supports to sound gathering, with outputs

gsm音频录制器 可以直接录制成gsm的格式 压缩比比较高-gsm audio recording device can record directly into a compressed format gsm Bibi higher

New Audio Component 1.80 Open Source

blackfin533 -audio script-blackfin533-audio script