ambe_bridge.py 文件源码

def send_voice72(self, _rx_slot, _ambe):
        ambe72_1 = BitArray('0x' + ahex(_ambe[0:9]))[0:72]
        ambe72_2 = BitArray('0x' + ahex(_ambe[9:18]))[0:72]
        ambe72_3 = BitArray('0x' + ahex(_ambe[18:27]))[0:72]

        ambe49_1 = ambe_utils.convert72BitTo49BitAMBE(ambe72_1)
        ambe49_2 = ambe_utils.convert72BitTo49BitAMBE(ambe72_2)
        ambe49_3 = ambe_utils.convert72BitTo49BitAMBE(ambe72_3)

        ambe49_1.append(False)
        ambe49_2.append(False)
        ambe49_3.append(False)

        ambe = ambe49_1 + ambe49_2 + ambe49_3
        _frame = self._tempVoice[_rx_slot.vf][:33] + ambe.tobytes() + self._tempVoice[_rx_slot.vf][52:]    # Insert the 3 49 bit AMBE frames
        self.rewriteFrame(_frame, _rx_slot.slot, _rx_slot.dst_id, _rx_slot.rf_src, _rx_slot.repeater_id)
        _rx_slot.vf = (_rx_slot.vf + 1) % 6                         # the voice frame counter which is always mod 6
        pass