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tuneR

Analysis of Music and Speech

Analyze music and speech, extract features like MFCCs, handle wave files and their representation in various ways, read mp3, read midi, perform steps of a transcription, ... Also contains functions ported from the 'rastamat' 'Matlab' package.

Functions (58)

Extractor

Extract or Replace Parts of an Object

Estimation of Fundamental Frequencies from a Wspec object

MCnames

Default channel ordering for multi channel wave files

MFCC

DEFUNCT: Mel Frequency Cepstral Coefficients

MonoStereo

Converting (extracting, joining) stereo to mono and vice versa

WavPlayer

Getting and setting the default player for Wave files

Wave

Constructors and coercion for class Wave objects

Wave-class

Class Wave

WaveArith

Arithmetics on Waves

WaveMC

Constructors and coercion for class WaveMC objects

WaveMC-class

Class WaveMC

Waveforms

Create Wave Objects of Special Waveforms

Waveforms-internal

Internal support functions for Waveforms

Wspec

Class Wspec

WspecMat

Class WspecMat

audspec

Frequency band conversion

bind

Concatenating Wave objects

channel

Channel conversion for Wave objects

deltas

Calculate delta features

dolpc

(Perceptive) Linear Prediction

downsample

Downsampling a Wave or WaveMC object

equalWave

Checking Wave objects

extractWave

Extractor for Wave and WaveMC objects

fftfreqconvmx

Internal: Convert FFT frequency bins to Bark/Mel bins

freqconv

Frequency scale conversion

getMidiNotes

Extract note events from objects returned by readMidi

length

S4 generic for length

lifter

Liftering of cepstra

lilyinput

Providing LilyPond compatible input

lpc2cep

LPC to cepstra conversion

melfcc

MFCC Calculation

melodyplot

Plotting a melody

nchannel

Number of channels

noSilence

Cut off silence from a Wave or WaveMC object

normalize

Rescale the range of values

noteFromFF

Deriving notes from frequencies

notenames

Generating note names from numbers

panorama

Narrow the Panorama of a Stereo Sample

periodogram

Periodogram (Spectral Density) Estimation on Wave objects

play

Playing Waves

plot-Wave

Plotting Wave objects

plot-Wspec

Plotting Wspec objects

plot-WspecMat

Plotting WspecMat objects

postaud

Equal loudness compression

powspec

Powerspectrum

prepComb

Preparing the combination/concatenation of Wave or WaveMC objects

quantize

Functions for the quantization of notes

quantplot

Plotting the quantization of a melody

readMP3

Read an MPEG-2 layer 3 file into a Wave object

readMidi

Read a MIDI file

readWave

Reading Wave files

show

Showing objects

smoother

Meta Function for Smoothers

spec2cep

Spectra to Cepstra Conversion

summary

Object Summaries

tuneR

tuneR

updateWave

Update old Wave objects for use with new versions of tuneR

writeWave

Writing Wave files

tuneR

Analysis of Music and Speech

v1.3.3

GPL-2 | GPL-3

Authors

Uwe Ligges <ligges@statistik.tu-dortmund.de> with contributions from Sebastian Krey, Olaf Mersmann, Sarah Schnackenberg, Guillaume Guenard, Andrea Preusser, Anita Thieler, Johanna Mielke and Claus Weihs, as well as code fragments and ideas from the former package 'sound' by Matthias Heymann and functions from 'rastamat' by Daniel P. W. Ellis. The included parts of the libmad MPEG audio decoder library are authored by Underbit Technologies.

Initial release

2018-07-03

tuneR

Functions (58)

tuneR

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