搜索资源列表
G.729coder
- Matlab实现的ITU-G.729语音采集及压缩算法,并对性能进行了优化。
DirectSound
- 深入分析vc++,编程实现语音信号处理,用于对各种语言信号的回音及分离,提供给大家,请多指教-Depth analysis of the vc++, programming speech signal processing, used for a variety of languages and the separation of echo signals available to everyone like him Zhijiao
signal_waveform_and_sonogram_shower
- 用声卡采集信号,实时显示信号的波形和三维语图-With a sound card signal acquisition, real-time display signal waveform and three-dimensional sonogram
IPDHv2.0
- 变易工作室制作 AMC录音控件TACMWaveIn和TACMWaveOut 更新日期:2004-12-11 VER 2.0 增加了录音过滤杂音功能 QQ:41426277 EM:41426277@163.COM 此控件没有注册,只能用20分钟 使用PCM采集数据G711压缩格式,只支持流式传送, 不支持保存文件 //////////////////////////// 2.0说明 1.0支持系统的录音多种格式,有一定的延时,没有过滤杂音功能.
TMS320VC
- 基于TMS320VC5402的音频信号采集与处理系统。介绍了该系统的总体方案和硬软件设计。-TMS320VC5402-based audio signal acquisition and processing system. Introduced the overall system program and hardware and software design.
MyDirectSound_demo
- 一套基于WINMOBILE的语音采集与播放的程序,采用WAVAX机制,可以学习在手机上制作PCM的播放器。建议可以加入SPEEX编解码。-A voice-based WINMOBILE acquisition and playback of programs, using WAVAX mechanism, can learn on the phone making PCM player. Recommendations can join SPEEX codec.
MSP430_Record
- 以msp430单片机为平台,采集语音信号并进行压缩解压处理,然后无失真的输出-To msp430 microcontroller platform, gathering and compression decompression audio signal processing, and output without distortion
dsp9
- 首先基于DSP(SEED-DEC5416)的语音采集,其次通过低通和带通的FIR滤波器进行除燥-the speech signal processing and then using low and bandpass FIR filter to remove noise
实时传输视频
- Sipdroid实时视频传输,能对当前信息进行采集捕获进行视频传输。
g723codecnetOK
- 基于TI DM642开发板的G.723.1的网络编译码实现,可以用开发板DSP硬件同时编码和译码,也可以由开发板采集编码后传输到其它网络端用其它通用解码器译码。-A G.723.1 codec based on TI DM642. It can not only code and decode on DM642 but also code on DM642 then transfer to other netpoint to decode.
yuyinxinhaolupoquzao
- 本课程设计的主要目的是在MATLAB环境下,使用窗口设计法设计一个滤波器,并对语音信号进行滤波去噪。开发平台为MATLAB7.0,设计方法为窗口设计法。用麦克风采集一段语音信号,绘制波形并观察其频谱,给定相应技术指标,用凯塞窗设计一个满足指标的FIR滤波器,对该语音信号进行滤波去噪处理,比较滤波前后的波形和频谱并进行分析。在滤波前后语音信号波形的变化中,由于我们录制的语音信号噪声不大,所以观察并不明显,但在频域波形中,我们可以明显的看到设计的滤波器对语音信号进行了滤波处理,将噪声进行了滤除。此次
Ger_disk
- 基于麦克风阵列用盖尔圆法进行信源数目估计。输入数据位麦克风采集的信号,阵元数目为10.-Based on microphone array,the number of sources is estimated by Gerschgrid method. Input data is obtained by microphone array and the number of array elements is 10.
code
- 语音识别信号,可以采集,分析语音信号,显示频谱和时间谱-Speech recognition signal that can collect, analyze speech signal, spectrum and time spectrum display
SoundAcquisition
- 在matlab中利用声卡对语音信号进行实时采集,并采集波形图,对采集信号进行频谱分析,画出频谱图,能查找峰值频率。有详细的注释和参数调整说明-In Matlab using real- time audio of the speech signal acquisition and acquisition waveform, Spectral Analysis of Signals and draw the spectrum, can find the peak frequency.A detai
STFT
- 短时傅里叶变换,可以对采集的数据处理,读出信号包络-Short-time Fourier transform, processing the collected data can be read out of the signal envelope