Exemplo n.º 1
0
 def test_pitch_io(self):
     '''Tests for reading/writing pitch tiers'''
     fn = "mary.PitchTier"
     inputFN = join(self.dataRoot, fn)
     outputFN = join(self.outputRoot, fn)
     
     pp = dataio.open2DPointObject(inputFN)
     pp.save(outputFN)
     
     self.assertTrue(areTheSame(inputFN, outputFN, dataio.open2DPointObject))
Exemplo n.º 2
0
 def test_duration_tier_io(self):
     '''Tests for reading/writing duration tiers'''
     fn = "mary.DurationTier"
     inputFN = join(self.dataRoot, fn)
     outputFN = join(self.outputRoot, fn)
     
     dt = dataio.open2DPointObject(inputFN)
     dt.save(outputFN)
     
     self.assertTrue(areTheSame(inputFN, outputFN, dataio.open2DPointObject))
Exemplo n.º 3
0
    def test_pitch_io(self):
        '''Tests for reading/writing pitch tiers'''
        fn = "mary.PitchTier"
        inputFN = join(self.dataRoot, fn)
        outputFN = join(self.outputRoot, fn)

        pp = dataio.open2DPointObject(inputFN)
        pp.save(outputFN)

        self.assertTrue(areTheSame(inputFN, outputFN,
                                   dataio.open2DPointObject))
Exemplo n.º 4
0
    def test_duration_tier_io(self):
        '''Tests for reading/writing duration tiers'''
        fn = "mary.DurationTier"
        inputFN = join(self.dataRoot, fn)
        outputFN = join(self.outputRoot, fn)

        dt = dataio.open2DPointObject(inputFN)
        dt.save(outputFN)

        self.assertTrue(areTheSame(inputFN, outputFN,
                                   dataio.open2DPointObject))
Exemplo n.º 5
0
def extractPitchTier(wavFN,
                     outputFN,
                     praatEXE,
                     minPitch,
                     maxPitch,
                     sampleStep=0.01,
                     silenceThreshold=0.03,
                     forceRegenerate=True,
                     medianFilterWindowSize=0,
                     pitchQuadInterp=False):
    '''
    Extract pitch at regular intervals from the input wav file
    
    Data is output to a text file and then returned in a list in the form
    [(timeV1, pitchV1), (timeV2, pitchV2), ...]
    
    sampleStep - the frequency to sample pitch at
    silenceThreshold - segments with lower intensity won't be analyzed
                       for pitch
    forceRegenerate - if running this function for the same file, if False
                      just read in the existing pitch file
    pitchQuadInterp - if True, quadratically interpolate pitch
    '''
    outputPath = os.path.split(outputFN)[0]

    utils.makeDir(outputPath)

    if pitchQuadInterp is True:
        doInterpolation = 1
    else:
        doInterpolation = 0

    assert (os.path.exists(wavFN))
    firstTime = not os.path.exists(outputFN)
    if firstTime or forceRegenerate is True:
        if os.path.exists(outputFN):
            os.remove(outputFN)

        argList = [
            wavFN, outputFN, sampleStep, minPitch, maxPitch, silenceThreshold,
            medianFilterWindowSize, doInterpolation
        ]

        scriptName = "get_pitchtier.praat"
        scriptFN = join(utils.scriptsPath, scriptName)
        utils.runPraatScript(praatEXE, scriptFN, argList)

    pitchTier = dataio.open2DPointObject(outputFN)

    return pitchTier
Exemplo n.º 6
0
def extractPitchTier(wavFN, outputFN, praatEXE,
                     minPitch, maxPitch, sampleStep=0.01,
                     silenceThreshold=0.03, forceRegenerate=True,
                     medianFilterWindowSize=0,
                     pitchQuadInterp=False):
    '''
    Extract pitch at regular intervals from the input wav file
    
    Data is output to a text file and then returned in a list in the form
    [(timeV1, pitchV1), (timeV2, pitchV2), ...]
    
    sampleStep - the frequency to sample pitch at
    silenceThreshold - segments with lower intensity won't be analyzed
                       for pitch
    forceRegenerate - if running this function for the same file, if False
                      just read in the existing pitch file
    pitchQuadInterp - if True, quadratically interpolate pitch
    '''
    outputPath = os.path.split(outputFN)[0]
    
    utils.makeDir(outputPath)
    
    if pitchQuadInterp is True:
        doInterpolation = 1
    else:
        doInterpolation = 0
    
    assert(os.path.exists(wavFN))
    firstTime = not os.path.exists(outputFN)
    if firstTime or forceRegenerate is True:
        if os.path.exists(outputFN):
            os.remove(outputFN)
        
        argList = [wavFN, outputFN, sampleStep,
                   minPitch, maxPitch, silenceThreshold,
                   medianFilterWindowSize, doInterpolation]
        
        scriptName = "get_pitchtier.praat"
        scriptFN = join(utils.scriptsPath, scriptName)
        utils.runPraatScript(praatEXE, scriptFN, argList)
    
    pitchTier = dataio.open2DPointObject(outputFN)
    
    return pitchTier
fromWavFN = fromName + ".wav"
fromPitchFN = fromName + ".txt"
fromTGFN = join(root, fromName + ".TextGrid")

toName = "mary1_stylized"
toPitchFN = toName + ".PitchTier"

# Prepare the data for morphing
# 1st load it into memory
fromPitchList = pitch_and_intensity.audioToPI(root, fromWavFN, root,
                                              fromPitchFN, praatEXE, minPitch,
                                              maxPitch, forceRegenerate=False)
fromPitchList = [(time, pitch) for time, pitch, _ in fromPitchList]

# Load in the target pitch contour
pitchTier = dataio.open2DPointObject(join(root, toPitchFN))
toPitchList = [(time, pitch) for time, pitch in pitchTier.pointList]

# The target contour doesn't contain enough sample points, so interpolate
# over the provided samples
# (this step can be skipped if there are enough sample points--a warning
# will be issued if there are any potential problems)
toPitchList = interpolation.quadraticInterpolation(toPitchList, 4, 1000, 0)

# 3rd select which sections to align.
# We'll use textgrids for this purpose.
tierName = "PhonAlign"
fromPitch = f0_morph.getPitchForIntervals(fromPitchList, fromTGFN, tierName)
toPitch = f0_morph.getPitchForIntervals(toPitchList, fromTGFN, tierName)

# Run the morph process
fromWavFN = fromName + ".wav"
fromPitchFN = fromName + ".txt"
fromTGFN = join(root, fromName + ".TextGrid")

toName = "mary1_stylized"
toPitchFN = toName + ".PitchTier"

# Prepare the data for morphing
# 1st load it into memory
fromPitchList = pitch_and_intensity.audioToPI(root, fromWavFN, root,
                                              fromPitchFN, praatEXE, minPitch,
                                              maxPitch, forceRegenerate=False)
fromPitchList = [(time, pitch) for time, pitch, _ in fromPitchList]

# Load in the target pitch contour
pitchTier = dataio.open2DPointObject(join(root, toPitchFN))
toPitchList = [(time, pitch) for time, pitch in pitchTier.pointList]

# The target contour doesn't contain enough sample points, so interpolate
# over the provided samples
# (this step can be skipped if there are enough sample points--a warning
# will be issued if there are any potential problems)
toPitchList = interpolation.quadraticInterpolation(toPitchList, 4, 1000, 0)

# 3rd select which sections to align.
# We'll use textgrids for this purpose.
tierName = "PhonAlign"
fromPitch = f0_morph.getPitchForIntervals(fromPitchList, fromTGFN, tierName)
toPitch = f0_morph.getPitchForIntervals(toPitchList, fromTGFN, tierName)

# Run the morph process