def save_wav(self) -> None:
# Save waveform
duration, ok = QtGui.QInputDialog.getInt(self, "Seconds of Audio:",
"Seconds:", 1, 0, MAX_VAL,
STEP_VAL)
if ok:
dialog = QtGui.QFileDialog()
path = dialog.getSaveFileName(self, 'Save File', os.getenv('HOME'),
'WAV (*.wav)')
if path[0] != '':
samples = Samples()
expression = copy.deepcopy(self.expression)
samples.set_expression(expression)
samples.gen_write_16(path[0], duration)
