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AudioProcessor20060522FFT
- Based ON MS speach API，实时显示波形，FFT变换，IFFT变换波形，支持从文件播放，基音分析，滤波，支持远程控制。欢迎大家改进！-Based ON MS ZAJAC API, real-time waveform, FFT, Transform IFFT waveform support from the document shows, pitch analysis, filtering, support remote control. We welcome the imp
VC_Spectrum.Base.On.AudioCard
- VC实现基于声卡的频谱分析.可将麦克风上传的声音进行频谱分析（应用FFT变换）并回显。-VC Sound Card Based on the analysis of the spectrum. Can be uploaded to the microphone for voice spectrum analysis (FFT Transform) and a back.
MPEG4-audioEnc
- MPEG-4音频编码 这是MPEG-4标准中采用的音频压缩技术之一：结构化音频压缩技术。 aacquant.h aacquant.c － 结构化音频量化 backpred.h backpred.c － 后向预测 channels.h channels.c － 音频信道 faac.h faac.c － 结构化音频压缩 fft.h fft.c － 快速Fourier变换 filtbank.h filtbank.c － 滤波器 frame.h frame.c
MATLAB_forspeech.rar
- 采用MATLAB分析WAV文件。 步骤一：选择一个WAV文件作为分析的对象 。（ding.wav） 步骤三：进行 FFT变换并画频域图形 。 步骤四：进行该声波主要频谱的分析。 步骤五：根据该声音的频谱，反演时域图形 。（有失真） 步骤六：进行付立叶逆变换IFFT并画频域图形 。,WAV file analysis using MATLAB. Step One: Select a WAV file as the target of analysis. (Ding.wav) Step
specdisp
- 自己写的利用FFT变换实现的声音频谱分析函数，支持多声道wav，可以对FFT变换点数、时间分辨率、频率分辨率、显示方式进行定制-Wrote it myself using FFT transform the voice spectrum analysis function, support multi-channel wav, can transform FFT points, time resolution, frequency resolution, and display customiz
WaveConvertor
- 实现裸音数据的FFT变换以及对音频样本序列的处理，包括实现Forward和Reverse Fourier变换-Bare implementation of the FFT transform audio data as well as audio samples of the treatment sequence, including the realization of Forward and Reverse Fourier Transform
FhDgHEP2
- 快速傅里叶变换算法的c语言实现程序，具体描述了fft算法的实现过程-Fast Fourier Transform algorithm c language implementation procedures, specific descr iption of the fft algorithm implementation process
31767697WaveFFT
- 用C#实现的类似频扑分析仪的功能,包括FFT变换等操作-To use C# to achieve a similar function of frequency flutter analyzer
shengyin
- 这是一个对齿轮箱震动产生的信号进行捕捉并进行谱分析的程序 它应用了FFT变换算法-This is a gearbox vibration signals generated by capturing and spectral analysis procedures for the application of fast Fourier transform algorithm
Audio-capture-and-playback
- vc6.0环境下编写的基于快速傅里叶变换(FFT)的音频采集和播放代码，采用mfc设计的采集和播放界面，并能实时的看到声音波形。-vc6.0 environment prepared based on fast Fourier transform (FFT) audio capture and playback code, to mfc design capture and playback interface, and real-time to see a sound wave.
pinyu-bianhuan
- 实现了在matlab下音频信号的dct(离散余弦)和fft(傅里叶变换)相对matlab工具箱，有快速准确的效果。-Realized the dct (discrete cosine) of the audio signal in matlab fft (Fourier transform) relative matlab toolbox, fast and accurate results.
efficient-convolution
- 零延时卷积算法实现，基于fft变换。Efficient Convolution Without Latency by William G. Gardner-It is well known that a block FFT implementation of convolution is vastly more efficient than the direct form FIR filter. Unfortunately, block processing incurs signifi
libogg
- 首先对输入音频PCM信号进行时频分析，决定MDCT的长度，即加窗，然后进行MDCT变换；同时对原始音频信号要进行FFT分析。两种变换的频谱系输入给心理声学模型单元，MDCT系数用于噪声掩蔽计算，H可结果用于音调掩蔽特性计算，共同构造总的掩蔽曲线。然后根据MDCT系数及掩蔽曲线，对频谱系数进行线性预测分析用LPC(Linear Prediction Coefficience，线性预测系数)表示频谱包络，即基底曲线(Floor Curve)；或通过线性分段逼近方式获得基底曲线。从MDCT系数中去掉