def root2widget(root): window = 1.0 device = Dummy() mask_controller = MaskController(device.n_chans) stream_inlet = device.get_stream_inlet(timeout=1) signal_interface = WindowedSignal(stream_inlet, window) widget = visualizer(root, signal_interface, mask_controller) return widget
def root2widget(root): window = 1.0 device = Dummy() mask_controller = MaskController(device.n_chans) stream_inlet = device.get_stream_inlet(timeout=1) signal_interface = WindowedSignal(stream_inlet, window) widget = Spectrogram(root, signal_interface, mask_controller) return widget
def root2widget(root): window = 1.0 device = Dummy() mask_controller = MaskController(device.n_chans) stream_inlet = device.get_stream_inlet(timeout=1) windowed_signal = WindowedSignal(stream_inlet, window) widget = Analyser( root, build_analyser=build_analyser, windowed_signal=windowed_signal, mask_controller=mask_controller ) return widget
def root2widget(root): window = 1.0 device = Dummy() mask_controller = MaskController(device.n_chans) stream_inlet = device.get_stream_inlet(timeout=1) windowed_signal = WindowedSignal(stream_inlet, window) widget = Analyser(root, build_analyser=build_analyser, windowed_signal=windowed_signal, mask_controller=mask_controller) return widget
def test_signal_interface(): window = 0.1 tol = 0.1 device = Dummy() stream_inlet = device.get_stream_inlet(timeout=1) signal_interface = WindowedSignal(stream_inlet, window) data = signal_interface.get_epoch() time.sleep(window) data = signal_interface.get_epoch() for i in range(3): time.sleep(window) data = signal_interface.get_epoch() relative_val = (len(data)-device.sfreq*window) / device.sfreq*window assert abs(relative_val) < tol
def test_signal_interface(): window = 0.1 tol = 0.1 device = Dummy() stream_inlet = device.get_stream_inlet(timeout=1) signal_interface = WindowedSignal(stream_inlet, window) data = signal_interface.get_epoch() time.sleep(window) data = signal_interface.get_epoch() for i in range(3): time.sleep(window) data = signal_interface.get_epoch() relative_val = (len(data) - device.sfreq * window) / device.sfreq * window assert abs(relative_val) < tol
"""Example program to show how to read a multi-channel time series from LSL.""" from pylsl import StreamInlet, resolve_byprop from hci.sources import Dummy import time # first resolve an EEG stream on the lab network print("looking for an EEG stream...") #source_id = Experiment.source_id #stream = resolve_byprop('source_id', source_id, timeout=1)[0] # create a new inlet to read from the stream #print(stream) dummy = Dummy() inlet = dummy.get_stream_inlet() while True: # get a new sample (you can also omit the timestamp part if you're not # interested in it) time.sleep(1) sample, timestamp = inlet.pull_chunk() print(len(timestamp))