def plots(m_mag, m_real, m_imag, v_f0):
lp.plotm(la.db(m_mag)) # in decibels for better visualisation
lp.title('Magnitude Spectrum (dB)')
lp.xlabel('Time (frames)')
lp.ylabel('Frequency bins')
lp.plotm(m_real)
lp.title('"R" Feature Phase Spectrum')
lp.xlabel('Time (frames)')
lp.ylabel('Frequency bins')
lp.plotm(m_imag)
lp.title('"I" Feature Phase Spectrum')
lp.xlabel('Time (frames)')
lp.ylabel('Frequency bins')
lp.figure()
lp.plot(v_f0)
lp.title('F0')
lp.xlabel('Time (frames)')
lp.ylabel('F0')
lp.grid()
return
def plots(m_mag, m_real, m_imag, v_f0):
lp.plotm(la.db(m_mag)) # in decibels for better visualisation
lp.title('Magnitude Spectrum (dB)')
lp.xlabel('Time (frames)')
lp.ylabel('Frequency bins')
lp.plotm(m_real)
lp.title('"R" Feature Phase Spectrum')
lp.xlabel('Time (frames)')
lp.ylabel('Frequency bins')
lp.plotm(m_imag)
lp.title('"I" Feature Phase Spectrum')
lp.xlabel('Time (frames)')
lp.ylabel('Frequency bins')
lp.figure()
lp.plot(v_f0)
lp.title('F0')
lp.xlabel('Time (frames)')
lp.ylabel('F0')
lp.grid()
return
def plots(m_mag_mel_log, m_real_mel, m_imag_mel, v_lf0):
lp.plotm(m_mag_mel_log)
lp.title('Log-Magnitude Spectrum')
lp.xlabel('Time (frames)')
lp.ylabel('Mel-scaled frequency bins')
lp.plotm(m_real_mel)
lp.title('"R" Feature Phase Spectrum')
lp.xlabel('Time (frames)')
lp.ylabel('Mel-scaled frequency bins')
lp.plotm(m_imag_mel)
lp.title('"I" Feature Phase Spectrum')
lp.xlabel('Time (frames)')
lp.ylabel('Mel-scaled frequency bins')
lp.figure()
lp.plot(np.exp(v_lf0)) # unlog for better visualisation
lp.title('F0')
lp.xlabel('Time (frames)')
lp.ylabel('F0')
lp.grid()
return
# PLOTS:====================================================================
#lp.close('all')
fft_len_half = fft_len / 2 + 1
#m_mag_ref = lu.read_binfile(magfile_ref, dim=60)
m_mag_ref = la.db(lu.read_binfile(magfile_ref, dim=fft_len_half))
m_mag_a = la.db(
np.exp(
la.sp_mel_unwarp(lu.read_binfile(magfile_a, dim=60),
fft_len_half,
alpha=alpha,
in_type='log')))
if False:
lp.plotm(m_mag_ref)
lp.plotm(m_mag_a)
lp.plotm(m_mag_ref - m_mag_a)
lp.plotm((m_mag_ref - m_mag_a)[:50, :50])
lp.plotm(np.diff(m_mag_ref, axis=0))
lp.plotm(np.diff(m_mag_a, axis=0))
if True:
nx = 26
lp.figure()
lp.plot(m_mag_ref[nx, :])
lp.plot(m_mag_a[nx, :])
lp.grid()
if True:
