def get_headphone_source(self, target): if target not in self.get_headphone_labels(): raise ValueError('Invalid argument for headphone') state = AvcAudio.get_selector_state(self.unit.fcp, 0, 'current', self.__SELECTOR_FB) if state == 0x01: return 'aux-1/2' elif state == 0x00: for i, elems in enumerate(self.mixers): in_ch = elems[1][0] data = AvcAudio.get_processing_mixer_state( self.unit.fcp, 0, 'current', self.__PROCESSING_OUT_FB, self.__PROCESSING_IN_FB, in_ch, self.__PROCESSING_OUT_CH) if data[0] == 0x00 and data[1] == 0x00: return self.labels['mixers'][i] # No sources are set. For convenience, set 'mixer-1/2'. self.set_headphone_source('headphone-1/2', 'mixer-1/2') return 'mixer-1/2'
def get_mixer_routing(self, target, source): in_fb, in_ch, out_fb, out_ch = self._refer_mixer_data(target, source) data = AvcAudio.get_processing_mixer_state(self.unit.fcp, 0, 'current', out_fb, in_fb, in_ch, out_ch) return data[0] == 0x00 and data[1] == 0x00