资源列表
fourier
- Pure Python plot Fourier
MediaPlayer
- MediaPlayer for java
subspace
- 基于子空间分解的语音降噪算法和结合听觉感知的算法-Voice-based noise reduction algorithm and subspace decomposition algorithm combined with auditory perception
STFT
- 数字信号处理的傅里叶变换与逆傅里叶变换经典实现，非常具有实用价值-Fourier transform and inverse Fourier transform of digital signal processing to achieve the classic, very practical value
wavefile
- wav文件解析工具，可以分析出实时fft波形-wav file analysis tool, you can analyze waveforms in real time fft
MediaTimer
- 实现高精度定时器, 精度可达1毫秒, 可用于需要高精度时间的应用中-High precision timers, accuracy of up to 1 millisecond can be used in applications requiring high accuracy time
AudioPlayer
- 一个不错的音频播放器，很好的实现了播放，暂停等功能！vs下win32工程实现-A good audio player, to achieve a good play, pause and other functions! vs under win32 project realization
adpcm_mono
- 将单声道的PCM压缩为adpcm格式, 很实用-The PCM mono adpcm compressed format, it is practical
DWT1
- 音频水印嵌入提取算法。小波域上进行3层小波变换，在低频自带上嵌入消息-Audio watermarking detection algorithm. 3-layer wavelet transform performed on the wavelet domain, an embedded message comes at low frequencies
fliterlsm
- this LMS filter can working at the aucustic signal , by this filter ca man echo filte-this LMS filter can working at the aucustic signal, by this filter ca man echo filte
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
music
- 利用processing可视化音频, 直线的波动，可以像波浪一样-processing visualize audio