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Main.py
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131 lines (113 loc) · 5.82 KB
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import sys
import copy
import numpy as np
from PyQt5.QtWidgets import QApplication, QMainWindow, QFileDialog
import UI
from qt_material import apply_stylesheet
import AudioSignal
import Audiogram
import soundfile as sf
import tempfile
class MainWindow(QMainWindow, UI.Ui_MainWindow):
def __init__(self):
super().__init__()
self.setupUi(self)
self.current_mode = self.mode_comboBox.currentText()
self.signal_file_path= "audio\\The Alphabet Song-Finny The Shark.mp3"
self.original_signal = None
self.equalized_signal = None
self.number_of_sliders = 10
self.slider_values = []
self.formants_sliders_values ={'e': 1, 'f': 1, 'g': 1, 'xylophone': 1, 'chimes': 1}
self.noise_data = None
self.alpha_wiener_filter = 100
self.load_signal()
self.switch_audiogram_linear_scale()
self.hide_show_spectrogram()
def load_signal(self):
if self.original_signal is None:
file_path = self.signal_file_path
else:
file_path, _ = QFileDialog.getOpenFileName(self, "Select File", "audio", "Audio Files *.wav *.mp3 *.m4a")
if file_path:
self.signal_file_path=file_path
self.original_signal= AudioSignal.Audio(mode=self.current_mode, file_path=self.signal_file_path)
self.equalized_signal = copy.deepcopy(self.original_signal)
self.file_name_label.setText(self.original_signal.signal_name)
self.original_graph.add_signal([self.original_signal.time_data, self.original_signal.amplitude_data])
self.original_signal.plot_spectrogram(self.original_spectrogram)
self.original_media_player.update_song(self.signal_file_path)
self.original_media_player.reset_speed()
self.equlized_media_player.reset_speed()
self.set_uniform_frequency_ranges()
self.choose_mode()
def save_signal(self):
options = QFileDialog.Options()
file_path, _ = QFileDialog.getSaveFileName(
None, "Save Audio File", "audio", "Audio Wave (*.wav)", options=options)
if file_path:
sf.write(file_path, self.equalized_signal.amplitude_data, self.equalized_signal.sampling_rate)
def update_plots(self):
self.equalized_graph.add_signal([self.equalized_signal.time_data, self.equalized_signal.amplitude_data])
self.equalized_signal.get_full_frequency_domain()
self.frequency_plot.add_signal(self.equalized_signal.frequency_domain, color = 'r')
if self.spectrogram_checkbox.isChecked():
self.equalized_signal.plot_spectrogram(self.equalized_spectrogram)
if self.audiogram_radioButton.isChecked():
Audiogram.plotAudiogram(self.equalized_signal.amplitude_data,
self.equalized_signal.sampling_rate, self.audiogram_plot)
self.update_audio_palyer()
def apply_gain(self, slider_value, slider_index):
self.slider_values[slider_index] = slider_value
self.equalized_signal.apply_gain(self.slider_values)
self.update_plots()
def choose_mode(self):
self.current_mode = self.mode_comboBox.currentText()
self.original_signal.change_band_edges(self.current_mode)
self.equalized_signal.change_band_edges(self.current_mode)
self.equalized_signal=copy.deepcopy(self.original_signal)
if self.current_mode != "Wiener Filter":
UI.show_layout(self.sliders_layout)
UI.hide_layout(self.h_layout_of_button_of_wiener)
self.switch_sliders()
self.main_layout.removeItem(self.sliders_layout)
self.sliders_layout=self.slider_creator(mode_name= self.current_mode)
self.main_layout.addLayout(self.sliders_layout, 1, 2, 1, 1)
self.original_graph.plot_widget.set_selection_mode(False)
else :
UI.hide_layout(self.sliders_layout)
UI.show_layout(self.h_layout_of_button_of_wiener)
self.original_graph.plot_widget.set_selection_mode(True)
self.update_plots()
def update_audio_palyer(self):
with tempfile.NamedTemporaryFile(suffix=".wav", delete=False) as temp:
sf.write(temp.name, self.equalized_signal.amplitude_data, self.equalized_signal.sampling_rate)
self.equlized_media_player.update_song(temp.name)
def set_uniform_frequency_ranges(self):
if self.current_mode == 'Uniform Mode':
maximum_frequency = np.max(self.original_signal.frequencies)
start, end = 0, maximum_frequency/10
for i in range (1, 11):
AudioSignal.available_frequencies['Uniform Mode'][i]=[[(start), (end)]]
start += maximum_frequency/10
end += maximum_frequency/10
def filter_signal(self):
self.alpha_wiener_filter = self.slider_of_alpha_wiener_filter.value()
if self.original_graph.selected_data is not None:
if len(self.original_graph.selected_data[1]) > 0 :
noise = self.original_graph.selected_data[1]
self.equalized_signal.modified_fft = self.equalized_signal.fft.copy()
self.equalized_signal.apply_wiener_filter(noise, self.alpha_wiener_filter)
self.original_graph.plot_widget.region.setVisible(False)
self.update_plots()
def remove_formants(self, value, letter):
self.formants_sliders_values[letter] = value
self.equalized_signal.modified_fft = self.equalized_signal.fft.copy()
for formant_name, slider_value in self.formants_sliders_values.items():
self.equalized_signal.remove_formants(slider_value, formant_name)
self.update_plots()
app = QApplication(sys.argv)
window = MainWindow()
apply_stylesheet(app, theme='dark_cyan.xml')
window.show()
sys.exit(app.exec_())