Example #1
0
                                                               peakLocs,
                                                               peakMags,
                                                               peakPhases )
        
        trajLocs, trajMags = tracker.process( fft,
                                              peakiLocs,
                                              peakiMags )

        specSynth = peakSynth.process( trajLocs,
                                       trajMags )

        specSynth = specSynth[:,:plotSize]

        specMag = scipy.resize(spec, (1, spec.shape[0]))

        specMagResid = loudia.dbToMag( specMag ) - specSynth
        
        specResid = loudia.magToDb(loudia.dbToMag( specMag ) - specSynth)[0,:]
        
        specSynth = loudia.magToDb( specSynth )[0,:]
        
        trajsLocs.append( trajLocs[0,:] )
        trajsMags.append( trajMags[0,:] )

        specs.append( spec )

        specsSynth.append( specSynth )
        specsResid.append( specResid )

        peakPos = peakLocs[peakLocs > 0]
        peakMags = peakMags[peakLocs > 0]
Example #2
0
#!/usr/bin/env python

import loudia
import scipy
import scipy.signal

# Test the magToDb <-> dbToMag
i = scipy.arange(1, 7, dtype = 'f4')
a = loudia.magToDb(i)
o = loudia.dbToMag(a)

print 'magToDb/dbToMag:', scipy.allclose(i, o)

# Test the transform of windows
transf = loudia.hammingTransform(24, 10, 1024, 4096)


# Test the poly function
a = scipy.array([1, 2, 3, 4, 5])

rr = loudia.poly( a )
rs = scipy.poly( a )

print 'poly:', scipy.allclose(rr, rs)

a = scipy.array([2, 0])

rr = loudia.poly( a )
rs = scipy.poly( a[:-1] )

print 'poly, plus zero:', scipy.allclose(rr[0,:-1], rs)
Example #3
0
#!/usr/bin/env python

import loudia
import scipy
import scipy.signal

# Test the magToDb <-> dbToMag
i = scipy.arange(1, 7, dtype='f4')
a = loudia.magToDb(i)
o = loudia.dbToMag(a)

print 'magToDb/dbToMag:', scipy.allclose(i, o)

# Test the transform of windows
transf = loudia.hammingTransform(24, 10, 1024, 4096)

# Test the poly function
a = scipy.array([1, 2, 3, 4, 5])

rr = loudia.poly(a)
rs = scipy.poly(a)

print 'poly:', scipy.allclose(rr, rs)

a = scipy.array([2, 0])

rr = loudia.poly(a)
rs = scipy.poly(a[:-1])

print 'poly, plus zero:', scipy.allclose(rr[0, :-1], rs)