API for soundgen
Sound Synthesis and Acoustic Analysis

Global functions
.addAM Source code
.addFormants Source code
.analyze Source code
.audSpectrogram Source code
.bandpass Source code
.calcDistance Source code
.detectNLP Source code
.fade Source code
.filterSoundByMS Source code
.flatEnv Source code
.getDuration Source code
.getLoudness Source code
.getMelfcc Source code
.getPitchZc Source code
.getRMS Source code
.getSurprisal Source code
.meanSpectrum Source code
.modulationSpectrum Source code
.noiseRemoval Source code
.nonlinStats Source code
.onAttach Source code
.osc Source code
.phasegram Source code
.pitchDescriptives Source code
.prosody Source code
.resample Source code
.reverb Source code
.rowLogSoftmax Source code
.roxygen_defaults Man page Source code
.segment Source code
.shiftFormants Source code
.shiftPitch Source code
.spectralNoiseContrast Source code
.spectrogram Source code
.spectrum Source code
.ssm Source code
.timeStretch Source code
.warpSpecEnv Source code
ERBToHz Source code
HzToERB Source code
HzToNotes Source code
HzToOther Man page Source code
HzToSemitones Source code
IR Man page
Mode Source code
aboveNyquistCorrection Source code
acf_fft Man page Source code
addAM Man page Source code
addClosedPhase Source code
addFormants Man page Source code
addPitchCands Source code
addPitchJumps Source code
addSubh Source code
addSubh_per_epoch Source code
addVectors Man page
analyze Man page Source code
analyzeFrame Source code
annotation_app Man page Source code
audSpectrogram Man page Source code
bandpass Man page Source code
beat Man page Source code
centerMS Source code
centerMS_idx Source code
centerMS_names Source code
checkInputType Source code
clumper Man page Source code
clumper2 Man page Source code
compareFolder Man page Source code
compareSounds Man page Source code
compressor Man page
convertStringToFormants Source code
convert_sec_to_hms Source code
crossFade Man page Source code
dPhase Source code
detectNLP Man page Source code
detectNLP_training_nonv Man page
detectNLP_training_synth Man page
divideIntoSyllables Source code
drawContour Source code
drawFreqAxis Source code
estimateVTL Man page Source code
fade Man page Source code
filled.contour.mod Source code
filterMS Man page Source code
filterMS_checkSym Source code
filterMS_condToIdx Source code
filterMS_evalCond Source code
filterMS_getBinWidth Source code
filterMS_symmetrize Source code
filterSoundByMS Man page Source code
findElbow Source code
findInflections Source code
findJumps Source code
findPeaks Man page Source code
findSyllables Source code
findVoicedSegments Source code
findZeroCrossing Source code
flatEnv Man page Source code
floor_log Source code
foldMS Source code
formant_app Man page Source code
formatPitchManual Source code
gaussianSmooth2D Man page Source code
generateEpoch Source code
generateHarmonics Source code
generateNoise Man page Source code
getAM_env Source code
getAM_ms Source code
getBandwidth Man page Source code
getCPP Source code
getCheckerboardKernel Source code
getDiscreteContour Source code
getDom Source code
getDuration Man page Source code
getEntropy Man page Source code
getEnv Man page Source code
getFeatureFlux Source code
getFormantFilter Man page Source code
getFormants Source code
getFrameBank Source code
getHNR Man page Source code
getIntegerRandomWalk Man page Source code
getLoudness Man page Source code
getNovelty Source code
getPTV Source code
getPeakFreq Man page Source code
getPitchAutocor Source code
getPitchCep Source code
getPitchHps Source code
getPitchSpec Source code
getPitchZc Man page Source code
getPrior Source code
getRMS Man page Source code
getRandomWalk Man page Source code
getRolloff Man page Source code
getRoughness Man page Source code
getSHR Source code
getSharpness Man page Source code
getSigmoid Source code
getSmoothContour Man page Source code
getSpec Man page Source code
getSpecEnv Man page Source code
getSpectralFlux Source code
getSurprisal Man page Source code
getSurprisal_matrix Source code
getSurprisal_vector Source code
getdF Source code
guessPhase_GL Source code
guessPhase_spsi Source code
harmEnergy Source code
harmHeight Source code
harmHeight_dif Source code
harmHeight_peaks Source code
hilbert_approx Man page Source code
hilbert_exact Man page Source code
hillenbrand Man page
htmlPlots Source code
interp_1d Source code
interp_axis Source code
interpolMatrix Man page Source code
interpol_approxLowPass Man page Source code
interpol_cardinal Man page Source code
interpol_cosine Source code
interpol_hermite Source code
interpol_loess Man page Source code
interpol_sgolay Man page Source code
interpolate Man page Source code
interpolateNA Man page Source code
interpolatePitchCands Source code
invertSpectrogram Man page Source code
iso226 Source code
istft_simple Man page Source code
istft_timevar Man page Source code
jet.col Source code
killDC Source code
lockToFormants Source code
log01 Source code
logMatrix Source code
logistic Source code
logit Source code
matchLengths Source code
matchPars Man page Source code
meanSpectrum Man page Source code
medianSmoother Source code
mixAtSNR Man page Source code
modulationSpectrum Man page Source code
morph Man page Source code
morphDF Source code
morphFormants Source code
morphList Source code
msToSpec Man page Source code
na.trim Source code
naiveBayes Man page Source code
naiveBayes_dynamicPrior Source code
naiveBayes_likelihood Source code
naiveBayes_train Man page Source code
noiseRemoval Man page Source code
normHalfGaus Source code
normalizeFolder Man page Source code
notesToHz Source code
objectToString Source code
osc Man page Source code
otherToHz Man page Source code
pDistr Source code
parabPeakInterpol Source code
pathfinder Source code
pathfinding_viterbi Source code
phasePropagate Source code
phasegram Man page Source code
phonToSone Source code
pitchDescriptives Man page Source code
pitchSmoothPraat Man page Source code
pitch_app Man page Source code
playme Man page Source code
plotMS Man page Source code
plotSpec Source code
plotUnrasterized Source code
presets Man page
princarg Source code
processAudio Source code
prosody Man page Source code
pseudoLog Source code
pseudoLog_undo Source code
rbind_fill Source code
rbind_fill_list Source code
readAudio Source code
reduceMatrices Source code
reformatAnchors Source code
reformatFormants Source code
reportCI Man page Source code
reportTime Man page Source code
resample Man page Source code
reverb Man page Source code
rnorm_truncated Man page Source code
rnorm_truncated2 Man page Source code
sampleModif Source code
scaleNoiseAnchors Source code
scaleSPL Source code
schwa Man page Source code
seewave.col Source code
segment Man page Source code
segment_ann Man page Source code
selfsim Source code
semitonesToHz Source code
shiftFormants Man page Source code
shiftPitch Man page Source code
silenceSegments Source code
sinc Source code
soneToPhon Source code
soundgen Man page Source code
soundgen-package Man page
soundgen_app Man page Source code
specToMS Man page Source code
specToMS_1D Man page Source code
spectrogram Man page Source code
spectrum Man page Source code
speechEx Man page
splitContour Source code
splitIntoChunks Source code
spreadSpec Source code
ssm Man page Source code
stft_simple Man page Source code
summarizeAnalyze Source code
switchColorTheme Source code
timeSeriesSummary Source code
timeStretch Man page Source code
transplantEnv Man page Source code
transplantFormants Man page Source code
updateAnalyze Source code
upsampleGC Source code
validatePars Source code
validateWlOvlp Source code
warpMatrix Source code
wiggleAnchors Source code
wiggleGC Source code
wigglePars Source code
winFun Man page Source code
winFun_cauchy Man page Source code
winFun_gauss Man page Source code
winFun_kaiser Man page Source code
winFun_poisson Man page Source code
winFun_tukey Man page Source code
writeAudio Source code
zeroOne Source code
zeroOne_to_dB Source code
soundgen documentation built on Sept. 20, 2026, 5:07 p.m.