Add URH

Software/urh/tests/performance/fft.py

@@ -0,0 +1,42 @@
+import numpy as np
+import time
+
+
+def init_array(size: int):
+    result = np.empty((size, size), dtype=np.complex64)
+    result.real = np.random.rand(size)
+    result.imag = np.random.rand(size)
+    return result
+
+def numpy_fft(array, window_size:int):
+    np.fft.fft(array, window_size)
+
+def scipy_fft(array, window_size: int):
+    import scipy.fftpack
+    scipy.fftpack.fft(array, window_size)
+
+def pyfftw_fft(array):
+    import pyfftw
+    pyfftw.interfaces.cache.enable()
+    fft_a = pyfftw.interfaces.numpy_fft.fft(array, threads=2, overwrite_input=True)
+
+if __name__ == '__main__':
+    print("Size\tIterations\tNumpy\tScipy\tPyFFTW")
+    iterations = 70
+    arr = init_array(1024)
+    numpy_time = time.time()
+    for _ in range(iterations):
+        numpy_fft(arr, 1024)
+    numpy_time = time.time()-numpy_time
+
+    scipy_time = time.time()
+    for _ in range(iterations):
+        scipy_fft(arr, 1024)
+    scipy_time = time.time()-scipy_time
+
+    pyfftw_time = time.time()
+    for _ in range(iterations):
+        pyfftw_fft(arr)
+    pyfftw_time = time.time()-pyfftw_time
+
+    print("{0}\t{1}\t\t\t{2:.4f}\t{3:.4f}\t{4:.4f}".format(1024, iterations, numpy_time, scipy_time, pyfftw_time))

Software/urh/tests/performance/live_spectrogram.py

@@ -0,0 +1,75 @@
+import time
+from multiprocessing import Process, Pipe
+from multiprocessing.connection import Connection
+
+import numpy as np
+from PyQt5.QtGui import QPixmap
+from PyQt5.QtWidgets import QApplication, QFrame, QVBoxLayout, QGraphicsView, QPushButton, QGraphicsScene, QLabel
+
+from urh.signalprocessing.Spectrogram import Spectrogram
+
+
+def generate_data(connection: Connection, num_samples=32768):
+    frequency = 0.1
+    divisor = 200
+    pos = 0
+    while True:
+        result = np.zeros(num_samples, dtype=np.complex64)
+        result.real = np.cos(2 * np.pi * frequency * np.arange(pos, pos + num_samples))
+        result.imag = np.sin(2 * np.pi * frequency * np.arange(pos, pos + num_samples))
+        pos += num_samples
+        if pos / num_samples >= divisor:
+            frequency *= 2
+            if frequency >= 1:
+                frequency = 0.1
+            pos = 0
+        connection.send(result)
+
+
+def go():
+    global graphic_view, status_label
+    data_parent, data_child = Pipe(duplex=False)
+    receiver = Process(target=generate_data, args=(data_child,))
+    receiver.daemon = True
+    receiver.start()
+
+    scene = QGraphicsScene()
+    graphic_view.setScene(scene)
+    scene.setSceneRect(0, 0, 1024, 1024)
+
+    x_pos = 0
+    y_pos = 0
+    t = time.time()
+    while True:
+        speed = time.time()
+        data = data_parent.recv()
+        spectrogram = Spectrogram(data)
+        pixmap = QPixmap.fromImage(spectrogram.create_spectrogram_image(transpose=True))
+
+        scene.setSceneRect(scene.sceneRect().adjusted(0, 0, 0, pixmap.height()))
+        item = scene.addPixmap(pixmap)
+        item.setPos(x_pos, y_pos)
+        y_pos += pixmap.height()
+        graphic_view.fitInView(scene.sceneRect())
+        status_label.setText("Height: {0:.0f} // Speed: {1:.2f}  // Total Time: {2:.2f}".format(scene.sceneRect().height(),
+                                                                                                1/(time.time()-speed),
+                                                                                                time.time()-t))
+        QApplication.instance().processEvents()
+
+
+if __name__ == '__main__':
+    global graphic_view, status_label
+    app = QApplication(["spectrum"])
+    widget = QFrame()
+    layout = QVBoxLayout()
+    graphic_view = QGraphicsView()
+    layout.addWidget(graphic_view)
+    status_label = QLabel()
+    layout.addWidget(status_label)
+    btn = QPushButton("Go")
+    layout.addWidget(btn)
+    btn.clicked.connect(go)
+    widget.setLayout(layout)
+
+    widget.showMaximized()
+    app.exec_()

Software/urh/tests/performance/modulator_performance.py

@@ -0,0 +1,53 @@
+import time
+
+from urh.signalprocessing.Modulator import Modulator
+
+
+def test_fsk_performance():
+    bit_data = "10" * 100 + "0000011111" + "001101011" * 100 + "111111100000" * 100
+    modulator = Modulator("Perf")
+    modulator.modulation_type = "FSK"
+    t = time.time()
+    result = modulator.modulate(bit_data, pause=10000000)
+    elapsed = time.time() - t
+
+    result.tofile("/tmp/fsk.complex")
+    print("FSK {}ms".format(elapsed * 1000))
+
+
+def test_ask_performance():
+    bit_data = "10" * 100 + "0000011111" + "001101011" * 100 + "111111100000" * 1000
+    modulator = Modulator("Perf")
+    modulator.modulation_type = "ASK"
+    t = time.time()
+    result = modulator.modulate(bit_data, pause=10000000)
+    elapsed = time.time() - t
+
+    result.tofile("/tmp/ask.complex")
+    print("ASK {}ms".format(elapsed * 1000))
+
+
+def test_psk_performance():
+    bit_data = "10" * 100 + "0000011111" + "001101011" * 100 + "111111100000" * 1000
+    modulator = Modulator("Perf")
+    modulator.modulation_type = "PSK"
+    t = time.time()
+    result = modulator.modulate(bit_data, pause=10000000)
+    elapsed = time.time() - t
+
+    result.tofile("/tmp/psk.complex")
+    print("PSK {}ms".format(elapsed * 1000))
+
+def test_gfsk_performance():
+    bit_data = "10" * 100 + "0000011111" + "001101011" * 100 + "111111100000" * 100
+    modulator = Modulator("Perf")
+    modulator.modulation_type = "GFSK"
+    t = time.time()
+    result = modulator.modulate(bit_data, pause=10000000)
+    elapsed = time.time() - t
+
+    result.tofile("/tmp/gfsk.complex")
+    print("GFSK {}ms".format(elapsed * 1000))
+
+if __name__ == '__main__':
+    test_fsk_performance()

Software/urh/tests/performance/simulator_perfomance.py

@@ -0,0 +1,147 @@
+import socket
+import time
+from multiprocessing import Value, Process
+
+import numpy as np
+
+from tests.QtTestCase import QtTestCase
+from tests.utils_testing import get_path_for_data_file
+from urh.controller.MainController import MainController
+from urh.dev.BackendHandler import BackendHandler
+from urh.dev.EndlessSender import EndlessSender
+from urh.plugins.NetworkSDRInterface.NetworkSDRInterfacePlugin import NetworkSDRInterfacePlugin
+from urh.signalprocessing.MessageType import MessageType
+from urh.signalprocessing.Modulator import Modulator
+from urh.signalprocessing.Participant import Participant
+from urh.signalprocessing.ProtocolSniffer import ProtocolSniffer
+from urh.simulator.Simulator import Simulator
+from urh.simulator.SimulatorMessage import SimulatorMessage
+from urh.util import util
+from urh.util.Logger import logger
+
+
+def receive(port, current_index, target_index, elapsed):
+    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+    s.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
+    s.bind(("", port))
+    s.listen(1)
+
+    conn, addr = s.accept()
+    logger.debug('Receiver got connection from address:'.format(addr))
+
+    start = False
+    while True:
+        data = conn.recv(65536 * 8)
+
+        if not start:
+            start = True
+            t = time.time()
+
+        if len(data) > 0:
+            while len(data) % 8 != 0:
+                data += conn.recv(len(data) % 8)
+
+            arr = np.frombuffer(data, dtype=np.complex64)
+            current_index.value += len(arr)
+
+        if current_index.value == target_index:
+            break
+
+    conn.close()
+    elapsed.value = 1000 * (time.time() - t)
+    s.close()
+
+
+class TestSimulatorPerfomance(QtTestCase):
+    def setUp(self):
+        super().setUp()
+        self.num_zeros_for_pause = 1000
+
+    def test_performance(self):
+        self.form = MainController()
+        self.cfc = self.form.compare_frame_controller
+        self.stc = self.form.simulator_tab_controller
+        self.gtc = self.form.generator_tab_controller
+
+        self.form.add_signalfile(get_path_for_data_file("esaver.complex16s"))
+        self.sframe = self.form.signal_tab_controller.signal_frames[0]
+        self.sim_frame = self.form.simulator_tab_controller
+        self.form.ui.tabWidget.setCurrentIndex(3)
+        self.cfc.proto_analyzer.auto_assign_labels()
+
+        self.network_sdr_plugin_sender = NetworkSDRInterfacePlugin(raw_mode=True)
+
+        part_a = Participant("Device A", shortname="A", color_index=0)
+        part_b = Participant("Device B", shortname="B", color_index=1)
+        part_b.simulate = True
+
+        self.form.project_manager.participants.append(part_a)
+        self.form.project_manager.participants.append(part_b)
+        self.form.project_manager.project_updated.emit()
+
+        sniffer = ProtocolSniffer(100, 0.01, 0.01, 0.1, 5, "FSK", 1,
+                                  NetworkSDRInterfacePlugin.NETWORK_SDR_NAME, BackendHandler(),
+                                  network_raw_mode=True)
+        sender = EndlessSender(BackendHandler(), NetworkSDRInterfacePlugin.NETWORK_SDR_NAME)
+
+        simulator = Simulator(self.stc.simulator_config, self.gtc.modulators, self.stc.sim_expression_parser,
+                              self.form.project_manager, sniffer=sniffer, sender=sender)
+
+        pause = 100
+        msg_a = SimulatorMessage(part_b,
+                                 [1, 0] * 16 + [1, 1, 0, 0] * 8 + [0, 0, 1, 1] * 8 + [1, 0, 1, 1, 1, 0, 0, 1, 1, 1] * 4,
+                                 pause=pause, message_type=MessageType("empty_message_type"), source=part_a)
+
+        msg_b = SimulatorMessage(part_a,
+                                 [1, 0] * 16 + [1, 1, 0, 0] * 8 + [1, 1, 0, 0] * 8 + [1, 0, 1, 1, 1, 0, 0, 1, 1, 1] * 4,
+                                 pause=pause, message_type=MessageType("empty_message_type"), source=part_b)
+
+        self.stc.simulator_config.add_items([msg_a, msg_b], 0, None)
+        self.stc.simulator_config.update_active_participants()
+
+        port = util.get_free_port()
+        sniffer = simulator.sniffer
+        sniffer.rcv_device.set_server_port(port)
+
+        self.network_sdr_plugin_sender.client_port = port
+
+        sender = simulator.sender
+        port = util.get_free_port()
+        sender.device.set_client_port(port)
+        sender.device._VirtualDevice__dev.name = "simulator_sender"
+
+        current_index = Value("L")
+        elapsed = Value("f")
+        target_num_samples = 13600 + pause
+        receive_process = Process(target=receive, args=(port, current_index, target_num_samples, elapsed))
+        receive_process.daemon = True
+        receive_process.start()
+
+        # Ensure receiver is running
+        time.sleep(2)
+
+        # spy = QSignalSpy(self.network_sdr_plugin_receiver.rcv_index_changed)
+        simulator.start()
+
+        modulator = Modulator("test_modulator")
+        modulator.samples_per_symbol = 100
+        modulator.carrier_freq_hz = 55e3
+
+        # yappi.start()
+
+        self.network_sdr_plugin_sender.send_raw_data(modulator.modulate(msg_a.encoded_bits), 1)
+        time.sleep(0.5)
+        # send some zeros to simulate the end of a message
+        self.network_sdr_plugin_sender.send_raw_data(np.zeros(self.num_zeros_for_pause, dtype=np.complex64), 1)
+        time.sleep(0.5)
+        receive_process.join(15)
+
+        logger.info("PROCESS TIME: {0:.2f}ms".format(elapsed.value))
+
+        # self.assertEqual(current_index.value, target_num_samples)
+        self.assertLess(elapsed.value, 200)
+
+        # timeout = spy.wait(2000)
+        # yappi.get_func_stats().print_all()
+        # yappi.get_thread_stats().print_all()

Software/urh/tests/performance/spectrum_analyzer.py

@@ -0,0 +1,68 @@
+import socket
+from multiprocessing import Process
+
+import numpy as np
+from PyQt5.QtWidgets import QApplication
+
+from urh import settings
+from urh.controller.MainController import MainController
+from urh.controller.dialogs.SpectrumDialogController import SpectrumDialogController
+from urh.util import util
+from urh.util.ProjectManager import ProjectManager
+
+def send_data(port):
+    num_samples = settings.SPECTRUM_BUFFER_SIZE
+    frequency = 0.1
+    divisor = 200
+    pos = 0
+    while True:
+        sock = open_socket(port)
+        result = np.zeros(num_samples, dtype=np.complex64)
+        result.real = np.cos(2 * np.pi * frequency * np.arange(pos, pos + num_samples))
+        result.imag = np.sin(2 * np.pi * frequency * np.arange(pos, pos + num_samples))
+        pos += num_samples
+        if pos / num_samples >= divisor:
+            frequency *= 2
+            if frequency >= 1:
+                frequency = 0.1
+            pos = 0
+        sock.sendall(result.tostring())
+        close_socket(sock)
+
+
+def open_socket(port):
+    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+    sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
+    sock.setsockopt(socket.IPPROTO_TCP, socket.TCP_NODELAY, 1)
+
+    sock.connect(("127.0.0.1", port))
+    return sock
+
+
+def close_socket(sock):
+    sock.shutdown(socket.SHUT_RDWR)
+    sock.close()
+
+
+if __name__ == '__main__':
+    app = QApplication(["test"])
+    main = MainController()
+    port = util.get_free_port()
+    dialog = SpectrumDialogController(ProjectManager(main))
+    dialog.showMaximized()
+    dialog.ui.cbDevice.setCurrentText("Network SDR")
+    dialog.device.set_server_port(port)
+    dialog.ui.btnStart.click()
+
+    p = Process(target=send_data, args=(port,))
+    p.daemon = True
+    p.start()
+
+    num_samples = 32768
+    frequency = 0.1
+    divisor = 200
+    pos = 0
+    app.exec_()
+    p.terminate()
+    p.join()
+