Added icon

Author: Jonathan Zhao

audio_visualizer.py

@@ -146,6 +146,7 @@ def __init__(self, py_audio, data_format=pyaudio.paInt16,
         pg.setConfigOptions(antialias=True)
         self.traces = dict()
         self.app = QApplication(sys.argv)
+        self.app.setWindowIcon(QtGui.QIcon("icon.png"))
         self.win = FramelessWindow()
 
         # dimension-related variables

icon.png

@@ -6,30 +6,32 @@
 
 from audio_visualizer import AudioVisualizer
 
-py_audio = pyaudio.PyAudio()
-devices = [py_audio.get_device_info_by_index(i) for i in range(py_audio.get_device_count())]
+if __name__ == "__main__":
+    py_audio = pyaudio.PyAudio()
+    devices = [py_audio.get_device_info_by_index(i) for i in range(py_audio.get_device_count())]
 
-FORMAT = pyaudio.paInt16
-CHANNELS = min(py_audio.get_default_input_device_info()['maxInputChannels'],
-               py_audio.get_default_output_device_info()['maxOutputChannels'],
-               2)
-RATE = int(min(py_audio.get_default_input_device_info()['defaultSampleRate'],
-               py_audio.get_default_output_device_info()['defaultSampleRate']))
-FRAMES_PER_BUFFER = 1024
+    FORMAT = pyaudio.paInt16
+    CHANNELS = min(py_audio.get_default_input_device_info()['maxInputChannels'],
+                py_audio.get_default_output_device_info()['maxOutputChannels'],
+                2)
+    RATE = int(min(py_audio.get_default_input_device_info()['defaultSampleRate'],
+                py_audio.get_default_output_device_info()['defaultSampleRate']))
+    FRAMES_PER_BUFFER = 1024
 
-visualizer = AudioVisualizer(py_audio=py_audio,
-                             data_format=FORMAT,
-                             channels=CHANNELS,
-                             sample_rate=RATE,
-                             chunk_size=FRAMES_PER_BUFFER,
-                             low_frequency=0,
-                             high_frequency=2000,
-                             max_frequency=4000,
-                             wav_amp_factor=1,
-                             fft_amp_factor=0.7,
-                             bass_amp_factor=0.8,
-                             overall_amp_factor=8000 / RATE,
-                             wav_reflect=True,
-                             fft_reflect=False,
-                             fft_symmetrical=False)
-visualizer.start()
+    visualizer = AudioVisualizer(py_audio=py_audio,
+                                data_format=FORMAT,
+                                channels=CHANNELS,
+                                sample_rate=RATE,
+                                chunk_size=FRAMES_PER_BUFFER,
+                                low_frequency=0,
+                                high_frequency=2000,
+                                bass_frequency=200,
+                                max_frequency=4000,
+                                wav_amp_factor=1,
+                                fft_amp_factor=0.7,
+                                bass_amp_factor=0.8,
+                                overall_amp_factor=0.3,
+                                wav_reflect=True,
+                                fft_reflect=False,
+                                fft_symmetrical=False)
+    visualizer.start()