def test_simple_empty():
params_send = TransmissionParameters()
params_send.set_num_channels(16)
params_recv = TransmissionParameters()
params_recv.set_num_channels(16)
params_recv.set_is_master(False)
encoder = MessageEncoder(params_send)
decoder = MessageDecoder(params_recv)
decoder.start()
org_data = b''
l = []
l.append(encoder.encode(org_data))
l.append(encoder.encode(org_data))
l.append(np.zeros(1000000, dtype='float32'))
audio_data = np.hstack(l)
decoder.add_frames(audio_data)
time.sleep(5)
recv_data0 = decoder.get_message()
recv_data1 = decoder.get_message()
decoder.stop()
if org_data != recv_data0 or org_data != recv_data1:
print('test_simple_empty failed')
print(recv_data0)
print(recv_data1)
else:
print('test_simple_empty success')
def __set_default(self):
self.__activate_switch.set_active(False)
self.__enable_settings(True)
self.__params = TransmissionParameters()
self.__resetting = True
self.__base_frequency.set_value(self.__params.get_base_freq())
self.__max_windows.set_value(self.__params.get_seq_max())
self.__max_payload_size.set_value(self.__params.get_max_payload_size())
self.__num_channels.set_value(self.__params.get_num_channels())
self.__sample_rate.set_value(self.__params.get_sample_rate() / 1000)
self.__window_length.set_value(self.__params.get_window_length())
self.__mode_selector.set_active(not self.__params.get_is_master())
self.__timeout.set_text('{:.1f}'.format(self.__params.get_timeout()))
self.__update_subtitle()
self.__resetting = False
def test_message_legnth_calc():
print('test_message_legnth_calc is slow')
for ch in range(1, 17):
params_send = TransmissionParameters()
params_send.set_num_channels(ch)
params_recv = TransmissionParameters()
params_recv.set_num_channels(ch)
params_recv.set_is_master(False)
encoder = MessageEncoder(params_send)
decoder = MessageDecoder(params_recv)
for length in range(0, 63):
orig = bytes([random.randint(0, 255) for _ in range(length)])
true_length = len(encoder.encode(orig))
calc_length = decoder._MessageDecoder__calc_message_size(
len(orig), FrequencySet.RECV)
if calc_length != true_length:
print('test_message_legnth_calc failed')
print(f'{ch=} {length=} {true_length=} {calc_length=}')
return
print('test_message_legnth_calc success')
class MainWindow:
def __init__(self, ui_file):
builder = Gtk.Builder()
builder.add_from_file(ui_file)
builder.connect_signals(self)
self.__builder = builder
self.__activate_switch = builder.get_object('activate_switch')
self.__base_frequency = builder.get_object('base_frequency')
self.__max_payload_size = builder.get_object('max_payload_size')
self.__max_windows = builder.get_object('max_windows')
self.__message_box = builder.get_object('message_box')
self.__mode_selector = builder.get_object('mode_selector')
self.__num_channels = builder.get_object('num_channels')
self.__sample_rate = builder.get_object('sample_rate')
self.__send = builder.get_object('send')
self.__window = builder.get_object('window')
self.__window_length = builder.get_object('window_length')
self.__timeout = builder.get_object('timeout')
self.__headerbar = builder.get_object('headerbar')
self.__message_history = builder.get_object('message_history')
self.__window.show_all()
self.__params = None
self.__resetting = False
self.__set_default()
self.__sliding_window = None
GLib.timeout_add(100, self.on_stream_tick)
self.__partial_message = ''
def __enable_settings(self, state):
self.__base_frequency.set_sensitive(state)
self.__max_payload_size.set_sensitive(state)
self.__max_windows.set_sensitive(state)
self.__mode_selector.set_sensitive(state)
self.__num_channels.set_sensitive(state)
self.__sample_rate.set_sensitive(state)
self.__window_length.set_sensitive(state)
self.__message_box.set_sensitive(not state)
if state:
self.__message_box.set_text('')
self.__message_box.set_placeholder_text(MESSAGE_INPUT_DISABLED)
else:
self.__message_box.set_placeholder_text(MESSAGE_INPUT_ACTIVE)
#send is always disabled, if we leave setup mode because the text entry is empty
self.__send.set_sensitive(False)
def __update_subtitle(self):
self.__headerbar.set_subtitle('Biterate: ~{:.1f} bps'.format(self.__params.get_max_bps()))
def __set_default(self):
self.__activate_switch.set_active(False)
self.__enable_settings(True)
self.__params = TransmissionParameters()
self.__resetting = True
self.__base_frequency.set_value(self.__params.get_base_freq())
self.__max_windows.set_value(self.__params.get_seq_max())
self.__max_payload_size.set_value(self.__params.get_max_payload_size())
self.__num_channels.set_value(self.__params.get_num_channels())
self.__sample_rate.set_value(self.__params.get_sample_rate() / 1000)
self.__window_length.set_value(self.__params.get_window_length())
self.__mode_selector.set_active(not self.__params.get_is_master())
self.__timeout.set_text('{:.1f}'.format(self.__params.get_timeout()))
self.__update_subtitle()
self.__resetting = False
def __add_message(self, msg):
it = self.__message_history.get_end_iter()
self.__message_history.insert(it, msg)
def on_send_complete(self):
self.__message_box.set_sensitive(True)
self.__message_box.set_placeholder_text(MESSAGE_INPUT_ACTIVE)
def on_data_available(self):
data = self.__sliding_window.recv()
self.__partial_message += data.decode('ascii')
if self.__partial_message.endswith('\n'):
self.__add_message('< ' + self.__partial_message)
self.__partial_message = ''
def on_stream_tick(self):
if self.__sliding_window:
self.__sliding_window.tick()
return True
def on_destroy(self, widget):
if self.__sliding_window:
self.__sliding_window.stop()
self.__sliding_window = None
Gtk.main_quit()
def on_update_parameters(self, widget):
if self.__resetting:
return
self.__params.set_base_freq(self.__base_frequency.get_value())
self.__params.set_seq_max(self.__max_windows.get_value_as_int())
self.__params.set_max_payload_size(self.__max_payload_size.get_value_as_int())
self.__params.set_num_channels(self.__num_channels.get_value_as_int())
self.__params.set_sample_rate(round(self.__sample_rate.get_value() * 1000))
self.__params.set_window_length(self.__window_length.get_value())
self.__params.set_is_master(not self.__mode_selector.get_active())
self.__update_subtitle()
self.__timeout.set_text('{:.1f}'.format(self.__params.get_timeout()))
def on_activate(self, widget, state):
if state:
self.__enable_settings(False)
self.__sliding_window = SlidingWindow(self.__params)
self.__sliding_window.attach_on_send_complete(self.on_send_complete)
self.__sliding_window.attach_on_data_availbale(self.on_data_available)
else:
self.__enable_settings(True)
self.__sliding_window.stop()
self.__sliding_window = None
def on_reset(self, widget):
self.__set_default()
def on_mode_switch(self, widget):
if self.__mode_selector.get_active():
self.__mode_selector.set_label('Slave')
else:
self.__mode_selector.set_label('Master')
self.on_update_parameters(None)
def on_text_entry_change(self, widget):
if self.__message_box.get_text() == '':
self.__send.set_sensitive(False)
else:
self.__send.set_sensitive(True)
def on_send(self, widget):
message = self.__message_box.get_text()
message += '\n'
self.__add_message('> ' + message)
self.__message_box.set_text('')
self.__message_box.set_sensitive(False)
self.__message_box.set_placeholder_text(MESSAGE_INPUT_SENDING)
self.__sliding_window.send(message.encode('ascii'))
def test_segmented_pad():
params_send = TransmissionParameters()
params_send.set_num_channels(16)
params_recv = TransmissionParameters()
params_recv.set_num_channels(16)
params_recv.set_is_master(False)
encoder = MessageEncoder(params_send)
decoder = MessageDecoder(params_recv)
decoder.start()
org_data = b'a' * params_send.get_max_payload_size()
l = []
l.append(np.zeros(12672, dtype='float32'))
l.append(encoder.encode(org_data))
l.append(np.zeros(16672, dtype='float32'))
audio_data = np.hstack(l)
unit_test_test = np.empty((0, ), dtype='float32')
for i in range(0, len(audio_data), 1000):
decoder.add_frames(audio_data[i:i + 1000])
unit_test_test = np.hstack([unit_test_test, audio_data[i:i + 1000]])
if not np.array_equal(unit_test_test, audio_data):
print('arrays are not equal, this should not happen')
print(len(unit_test_test))
print(len(audio_data))
time.sleep(5)
recv_data0 = decoder.get_message()
decoder.stop()
if org_data != recv_data0:
print('test_segmented_pad failed')
print(recv_data0)
else:
print('test_segmented_pad success')
def test_simple_no_pad():
params_send = TransmissionParameters()
params_send.set_num_channels(16)
params_recv = TransmissionParameters()
params_recv.set_num_channels(16)
params_recv.set_is_master(False)
encoder = MessageEncoder(params_send)
decoder = MessageDecoder(params_recv)
decoder.start()
org_data = b'a' * params_send.get_max_payload_size()
l = []
l.append(encoder.encode(org_data))
audio_data = np.hstack(l)
decoder.add_frames(audio_data)
time.sleep(5)
recv_data0 = decoder.get_message()
decoder.stop()
if org_data != recv_data0:
print('test_simple_no_pad failed')
print(recv_data0)
else:
print('test_simple_no_pad success')