def synthesis(base, feature_dir='', output_dir='', fft_len=2048, nbins_mel=60, nbins_phase=45, fs=48000):
m_mag_mel_log = lu.read_binfile(os.path.join(feature_dir, 'mag', base+'.mag'), dim=nbins_mel)
m_real_mel = lu.read_binfile(os.path.join(feature_dir, 'real', base+'.real'), dim=nbins_phase)
m_imag_mel = lu.read_binfile(os.path.join(feature_dir, 'imag', base+'.imag'), dim=nbins_phase)
v_lf0 = lu.read_binfile(os.path.join(feature_dir, 'lf0', base+'.lf0'), dim=1)
try:
v_syn_sig = mp.synthesis_from_compressed(m_mag_mel_log, m_real_mel, m_imag_mel, v_lf0, fs, fft_len)
wav_file_syn = os.path.join(output_dir, base+'.wav')
la.write_audio_file(wav_file_syn, v_syn_sig, fs)
print 'written %s'%(wav_file_syn)
except:
print 'synth failed for %s'%(base)
print("Analysing.....................................................")
m_mag_mel_log, m_real_mel, m_imag_mel, v_lf0_smth, v_shift, fs, fft_len = mp.analysis_compressed(
wav_file_orig,
mag_dim=mag_dim,
phase_dim=phase_dim,
b_const_rate=b_const_rate)
# MODIFICATIONS:
# You can modify the parameters here if wanted.
# SYNTHESIS:
print("Synthesising.................................................")
v_syn_sig = mp.synthesis_from_compressed(m_mag_mel_log,
m_real_mel,
m_imag_mel,
v_lf0_smth,
fs,
b_const_rate=b_const_rate,
b_out_hpf=False)
# SAVE WAV FILE:
print("Saving wav file..............................................")
wav_file_syn = out_dir + '/' + lu.get_filename(wav_file_orig) + (
'_copy_syn_low_dim_mag_dim_%d_ph_dim_%d_const_rate_%d.wav' %
(mag_dim, phase_dim, b_const_rate))
la.write_audio_file(wav_file_syn, v_syn_sig, fs)
# PLOTS:===============================================================================
if b_plots:
plots(m_mag_mel_log, m_real_mel, m_imag_mel, v_lf0_smth)
raw_input("Press Enter to close de figs and finish...")
b_plots = True # True if you want to plot the extracted parameters.
# PROCESS:============================================================================
lu.mkdir(out_dir)
# ANALYSIS:
print("Analysing.....................................................")
m_mag_mel_log, m_real_mel, m_imag_mel, v_lf0, v_shift, fs, fft_len = mp.analysis_compressed(
wav_file_orig)
# MODIFICATIONS:
# You can modify the parameters here if wanted.
# SYNTHESIS:
print("Synthesising.................................................")
v_syn_sig = mp.synthesis_from_compressed(m_mag_mel_log, m_real_mel,
m_imag_mel, v_lf0, fs, fft_len)
# SAVE WAV FILE:
print("Saving wav file..............................................")
wav_file_syn = out_dir + '/' + lu.get_filename(
wav_file_orig) + '_copy_syn_low_dim.wav'
la.write_audio_file(wav_file_syn, v_syn_sig, fs)
# PLOTS:===============================================================================
if b_plots:
plots(m_mag_mel_log, m_real_mel, m_imag_mel, v_lf0)
raw_input("Press Enter to close de figs and finish...")
lp.close('all')
print('Done!')