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soundsynthesizer.py
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# -*- coding: utf-8 -*-
# Form implementation generated from reading ui file 'test_slider2.ui'
#
# Created by: PyQt5 UI code generator 5.11.3
#
# WARNING! All changes made in this file will be lost!
from PyQt5 import QtCore, QtGui, QtWidgets
import soundfile as sf
import pygame
import librosa
import numpy as np
import matplotlib.pyplot as plt
import copy
class Ui_MainWindow(object):
def __init__(self):
super().__init__()
self.data = 0
self.rate = 44100
self._play = None
self.tar_sr = 0
self.temp_data = 0
self.length_flag = 0
self.y = 0
self.got_bin_value = 0
def load(self):
dialog = QtWidgets.QFileDialog()
self.fname = dialog.getOpenFileName(None, "Window name", "", "Wav Files (*.wav)")
self.data, self.rate = sf.read(self.fname[0])
self.temp_fname = self.fname[0]
print(self.fname[0])
def saveFileDialog(self):
dialog = QtWidgets.QFileDialog()
name = dialog.getSaveFileName(None, "Window name", "", "Wav Files (*.wav)")
print(name[0])
sf.write(name[0], self.y, self.tar_sr)
def play_original(self):
pygame.init()
self._play = pygame.mixer.Sound(self.fname[0])
self._play.play()
print(self.fname[0])
def display_length(self):
self.duration = librosa.core.get_duration(y=self.data, sr=self.rate)
print(self.duration, "seconds")
def set_sampling_rate(self, text):
t = text
if t == "8000":
self.tar_sr = 8000
elif t == '11025':
self.tar_sr = 11025
elif t == '16000':
self.tar_sr = 16000
elif t == '22050':
self.tar_sr = 22050
elif t == '44100':
self.tar_sr = 44100
elif t == '48000':
self.tar_sr = 48000
elif t == '88200':
self.tar_sr = 88200
elif t == '96000':
self.tar_sr = 96000
else:
self.tar_sr == self.rate
print(self.tar_sr)
def get_length(self, text):
self.new_length = self.length_line_edit.text()
def set_length(self):
"""
This function Provides the Duration of the signal that needs to be set for the the audio.
Takes the input from the linetext which is the duration that the signal needs to cut.
# """
self.length_flag = 1
self.x = self.length_line_edit.text()
print(type(self.x))
self.i = float(self.x) # Convert the string to float
self.temp_data, self.lib_rate = librosa.core.load(self.fname[0], duration=self.i)
self.duration = librosa.core.get_duration(y=self.temp_data, sr=self.lib_rate)
print(self.duration)
def ply_resampled(self):
print("Start playing Changed ")
if self.tar_sr == 0:
self.tar_sr = self.rate
print(self.tar_sr)
if self.length_flag == 0:
self.tar_data = librosa.core.resample(self.data, self.rate, self.tar_sr, res_type='kaiser_best')
print("data")
else:
self.tar_data = librosa.core.resample(self.data, self.rate, self.tar_sr, res_type='kaiser_best')
print("temp_data")
sf.write('file_changed.wav', self.tar_data, self.tar_sr)
pygame.init()
_play = pygame.mixer.Sound("file_changed.wav")
_play.play()
def fft(self):
self.data, self.rate = sf.read("file_changed.wav")
self.N = len(self.data) # length of the data
self.T = 1.0 / self.rate # delta T
# Fourier transform
self.FFT_data = np.fft.rfft(self.data)
self.xf = np.linspace(0.0, 1.0 / (2.0 * self.T), self.N // 2)
self.FFT_plot_data = copy.deepcopy(self.FFT_data)
self.a = 2.0 / self.N * np.abs(self.FFT_plot_data[0:self.N // 2])
# plt.plot(self.xf, self.a, 'r')
# plt.grid()
# plt.show()
self.freq = np.fft.rfftfreq(self.N, d=1. / self.rate)
self.magnitude_slider.setMaximum(np.abs(self.FFT_plot_data.max()))
print("FFT")
print(np.abs(self.FFT_plot_data.max()))
def get_bins(self, text):
self.got_bin_value = self.bin_line_edit.text()
def get_mag_2(self):
self.mag_2 = self.mag_line_edit.text()
print(self.mag_2)
def get_freq_2(self):
self.freq_2 = self.freq_line_edit_2.text()
print(self.freq_2)
def number_samples_2(self):
self.y = 0
self.num_samp = self.number_samples_line_edit.text()
def set_y_data_2(self):
self.num_samp = int(self.num_samp)
print(self.num_samp)
self.freq_2 = float(self.freq_2)
self.mag_2 = float(self.mag_2)
self.x_2 = np.linspace(0.0, self.num_samp * (1.0 / self.tar_sr), self.num_samp)
self.y += (self.mag_2 * np.sin(self.freq_2 * 2.0 * np.pi * self.x_2))
print(self.y)
sf.write("test.wav", self.y, self.tar_sr)
pygame.init()
self._play = pygame.mixer.Sound("test.wav")
self._play.play()
# self.freq_2 =0
# self.mag_2 =0
def set_bin_value(self):
self.got_bin_value = int(self.got_bin_value)
print(self.got_bin_value)
def amp_plot_2(self):
T = 1.0 / self.tar_sr
self.yf_2 = np.fft.rfft(self.y)
self.xf_2 = np.linspace(0.0, 1.0 / (2.0 * T), self.num_samp // 2)
plt.plot(self.xf_2, 2.0 / self.num_samp * np.abs(self.yf_2[0:self.num_samp // 2]))
plt.grid()
plt.show()
def get_freq_idx(self):
x = self.freq_line_edit.text()
x = int(x)
print(x)
self.idx = (np.abs(self.freq - x)).argmin()
print(self.freq[self.idx])
def set_amplitude(self):
if self.got_bin_value != 0:
self.start_idx = self.idx
self.stop_idx = self.idx + self.got_bin_value
self.value = self.magnitude_slider.value()
self.FFT_data[self.start_idx:self.stop_idx] = self.value
print(self.FFT_data[self.start_idx:self.stop_idx])
else:
self.value = self.magnitude_slider.value()
self.FFT_data[self.idx] = self.value
print(self.FFT_data[self.idx], self.value)
def replay_new_fft_data(self):
# Convert back to time domain
self.newdata = np.fft.irfft(self.FFT_data)
# And save it to a new wave file
sf.write(file="test.wav", data=self.newdata, samplerate=self.rate)
self.b = 2.0 / self.N * np.abs(self.FFT_data[0:self.N // 2])
print("IFFT")
# plt.plot(self.xf,self.b)
# plt.grid()
# plt.show()
pygame.init()
_play = pygame.mixer.Sound("test.wav")
_play.play()
def plot_spectrums(self):
plt.bar(self.xf, self.b)
plt.bar(self.xf, self.a)
plt.show()
def amp_plot(self):
plt.plot(self.xf, self.a)
plt.show()
def setupUi(self, MainWindow):
MainWindow.setObjectName("MainWindow")
MainWindow.resize(844, 625)
self.centralwidget = QtWidgets.QWidget(MainWindow)
self.centralwidget.setObjectName("centralwidget")
self.freq_line_edit = QtWidgets.QLineEdit(self.centralwidget)
self.freq_line_edit.setGeometry(QtCore.QRect(50, 360, 112, 27))
self.freq_line_edit.setObjectName("freq_line_edit")
self.btn_save_file = QtWidgets.QPushButton(self.centralwidget)
self.btn_save_file.setGeometry(QtCore.QRect(50, 470, 91, 31))
self.btn_save_file.clicked.connect(self.saveFileDialog)
self.btn_save_file.setObjectName("btn_save_file")
self.sub_app_name = QtWidgets.QLabel(self.centralwidget)
self.sub_app_name.setGeometry(QtCore.QRect(10, 230, 291, 20))
font = QtGui.QFont()
font.setBold(True)
font.setWeight(75)
self.sub_app_name.setFont(font)
self.sub_app_name.setObjectName("sub_app_name")
self.label = QtWidgets.QLabel(self.centralwidget)
self.label.setGeometry(QtCore.QRect(390, 380, 56, 17))
self.label.setObjectName("label")
self.widget = QtWidgets.QWidget(self.centralwidget)
self.widget.setGeometry(QtCore.QRect(600, 60, 101, 61))
self.widget.setObjectName("widget")
self.gridLayout_2 = QtWidgets.QGridLayout(self.widget)
self.gridLayout_2.setContentsMargins(0, 0, 0, 0)
self.gridLayout_2.setObjectName("gridLayout_2")
self.length_text = QtWidgets.QLabel(self.widget)
self.length_text.setObjectName("length_text")
self.gridLayout_2.addWidget(self.length_text, 0, 0, 1, 1)
self.length_line_edit = QtWidgets.QLineEdit(self.widget)
self.length_line_edit.setObjectName("length_line_edit")
self.gridLayout_2.addWidget(self.length_line_edit, 1, 0, 1, 1)
self.magnitude_slider = QtWidgets.QSlider(self.centralwidget)
self.magnitude_slider.setGeometry(QtCore.QRect(50, 393, 741, 18))
self.magnitude_slider.setOrientation(QtCore.Qt.Horizontal)
self.magnitude_slider.setObjectName("magnitude_slider")
self.freq_text = QtWidgets.QLabel(self.centralwidget)
self.freq_text.setGeometry(QtCore.QRect(18, 360, 25, 17))
self.freq_text.setObjectName("freq_text")
self.mag_text = QtWidgets.QLabel(self.centralwidget)
self.mag_text.setGeometry(QtCore.QRect(18, 393, 26, 17))
self.mag_text.setObjectName("mag_text")
self.widget1 = QtWidgets.QWidget(self.centralwidget)
self.widget1.setGeometry(QtCore.QRect(20, 140, 298, 54))
self.widget1.setObjectName("widget1")
self.gridLayout_3 = QtWidgets.QGridLayout(self.widget1)
self.gridLayout_3.setContentsMargins(0, 0, 0, 0)
self.gridLayout_3.setObjectName("gridLayout_3")
self.btn_FFT = QtWidgets.QPushButton(self.widget1)
self.btn_FFT.setObjectName("btn_FFT")
self.btn_FFT.clicked.connect(self.fft)
self.gridLayout_3.addWidget(self.btn_FFT, 0, 0, 1, 1)
self.gridLayout = QtWidgets.QGridLayout()
self.gridLayout.setObjectName("gridLayout")
self.bin_text = QtWidgets.QLabel(self.widget1)
self.bin_text.setObjectName("bin_text")
self.gridLayout.addWidget(self.bin_text, 0, 0, 1, 1)
self.bin_line_edit = QtWidgets.QLineEdit(self.widget1)
self.bin_line_edit.setObjectName("bin_line_edit")
self.gridLayout.addWidget(self.bin_line_edit, 1, 0, 1, 1)
self.gridLayout_3.addLayout(self.gridLayout, 0, 1, 1, 1)
self.btn_set_bins = QtWidgets.QPushButton(self.widget1)
self.btn_set_bins.setObjectName("btn_set_bins")
self.gridLayout_3.addWidget(self.btn_set_bins, 0, 2, 1, 1)
self.widget2 = QtWidgets.QWidget(self.centralwidget)
self.widget2.setGeometry(QtCore.QRect(22, 90, 565, 29))
self.widget2.setObjectName("widget2")
self.gridLayout_4 = QtWidgets.QGridLayout(self.widget2)
self.gridLayout_4.setContentsMargins(0, 0, 0, 0)
self.gridLayout_4.setObjectName("gridLayout_4")
self.btn_play_resampled_audio = QtWidgets.QPushButton(self.widget2)
self.btn_play_resampled_audio.setObjectName("btn_play_resampled_audio")
self.btn_play_resampled_audio.clicked.connect(self.ply_resampled)
self.gridLayout_4.addWidget(self.btn_play_resampled_audio, 0, 0, 1, 1)
self.btn_amplitude_plot = QtWidgets.QPushButton(self.widget2)
self.btn_amplitude_plot.setObjectName("btn_amplitude_plot")
self.btn_amplitude_plot.clicked.connect(self.amp_plot)
self.gridLayout_4.addWidget(self.btn_amplitude_plot, 0, 2, 1, 1)
self.btn_compare = QtWidgets.QPushButton(self.widget2)
self.btn_compare.setObjectName("btn_compare")
self.btn_compare.clicked.connect(self.plot_spectrums)
self.gridLayout_4.addWidget(self.btn_compare, 0, 3, 1, 1)
self.btn_PlaySythesizedAudio = QtWidgets.QPushButton(self.widget2)
self.btn_PlaySythesizedAudio.setObjectName("btn_PlaySythesizedAudio")
self.gridLayout_4.addWidget(self.btn_PlaySythesizedAudio, 0, 1, 1, 1)
self.widget3 = QtWidgets.QWidget(self.centralwidget)
self.widget3.setGeometry(QtCore.QRect(22, 52, 351, 35))
self.widget3.setObjectName("widget3")
self.gridLayout_5 = QtWidgets.QGridLayout(self.widget3)
self.gridLayout_5.setContentsMargins(0, 0, 0, 0)
self.gridLayout_5.setObjectName("gridLayout_5")
self.btn_load_audio = QtWidgets.QPushButton(self.widget3)
self.btn_load_audio.setObjectName("btn_load_audio")
self.btn_load_audio.clicked.connect(self.load)
self.gridLayout_5.addWidget(self.btn_load_audio, 0, 0, 1, 1)
self.btn_play = QtWidgets.QPushButton(self.widget3)
self.btn_play.setObjectName("btn_play")
self.btn_play.clicked.connect(self.play_original)
self.gridLayout_5.addWidget(self.btn_play, 0, 1, 1, 1)
self.btn_show_length = QtWidgets.QPushButton(self.widget3)
self.btn_show_length.setObjectName("btn_show_length")
self.btn_show_length.clicked.connect(self.display_length)
self.gridLayout_5.addWidget(self.btn_show_length, 0, 2, 1, 1)
self.sampling_rate_combo_box = QtWidgets.QComboBox(self.widget3)
self.sampling_rate_combo_box.setObjectName("sampling_rate_combo_box")
self.sampling_rate_combo_box.addItem("")
self.sampling_rate_combo_box.addItem("")
self.sampling_rate_combo_box.addItem("")
self.sampling_rate_combo_box.addItem("")
self.sampling_rate_combo_box.addItem("")
self.sampling_rate_combo_box.addItem("")
self.sampling_rate_combo_box.addItem("")
self.sampling_rate_combo_box.addItem("")
self.gridLayout_5.addWidget(self.sampling_rate_combo_box, 0, 3, 1, 1)
self.sampling_rate_combo_box.activated[str].connect(self.set_sampling_rate)
self.app_Name = QtWidgets.QLabel(self.centralwidget)
self.app_Name.setGeometry(QtCore.QRect(208, 11, 204, 34))
font = QtGui.QFont()
font.setFamily("AnjaliOldLipi")
font.setPointSize(18)
font.setItalic(True)
self.app_Name.setFont(font)
self.app_Name.setObjectName("app_Name")
self.widget4 = QtWidgets.QWidget(self.centralwidget)
self.widget4.setGeometry(QtCore.QRect(50, 430, 206, 29))
self.widget4.setObjectName("widget4")
self.gridLayout_7 = QtWidgets.QGridLayout(self.widget4)
self.gridLayout_7.setContentsMargins(0, 0, 0, 0)
self.gridLayout_7.setObjectName("gridLayout_7")
self.btn_set_freq = QtWidgets.QPushButton(self.widget4)
self.btn_set_freq.setObjectName("btn_set_freq")
self.btn_set_freq.clicked.connect(self.get_freq_idx)
self.gridLayout_7.addWidget(self.btn_set_freq, 0, 0, 1, 1)
self.btn_set_mag = QtWidgets.QPushButton(self.widget4)
self.btn_set_mag.setObjectName("pushButton_3")
self.gridLayout_7.addWidget(self.btn_set_mag, 0, 1, 1, 1)
self.widget5 = QtWidgets.QWidget(self.centralwidget)
self.widget5.setGeometry(QtCore.QRect(21, 262, 419, 87))
self.widget5.setObjectName("widget5")
self.gridLayout_8 = QtWidgets.QGridLayout(self.widget5)
self.gridLayout_8.setContentsMargins(0, 0, 0, 0)
self.gridLayout_8.setObjectName("gridLayout_8")
self.gridLayout_6 = QtWidgets.QGridLayout()
self.gridLayout_6.setObjectName("gridLayout_6")
self.samples_text = QtWidgets.QLabel(self.widget5)
self.samples_text.setObjectName("samples_text")
self.gridLayout_6.addWidget(self.samples_text, 0, 0, 1, 1)
self.freq_mag_text = QtWidgets.QLabel(self.widget5)
self.freq_mag_text.setObjectName("freq_mag_text")
self.gridLayout_6.addWidget(self.freq_mag_text, 0, 1, 1, 2)
self.number_samples_line_edit = QtWidgets.QLineEdit(self.widget5)
self.number_samples_line_edit.setObjectName("number_samples_line_edit")
self.gridLayout_6.addWidget(self.number_samples_line_edit, 1, 0, 1, 1)
self.freq_line_edit_2 = QtWidgets.QLineEdit(self.widget5)
self.freq_line_edit_2.setObjectName("freq_line_edit_2")
self.gridLayout_6.addWidget(self.freq_line_edit_2, 1, 1, 1, 1)
self.mag_line_edit = QtWidgets.QLineEdit(self.widget5)
self.mag_line_edit.setObjectName("mag_line_edit")
self.gridLayout_6.addWidget(self.mag_line_edit, 1, 2, 1, 1)
self.gridLayout_8.addLayout(self.gridLayout_6, 0, 0, 1, 3)
self.btn_PlaySythesizedAudio_2 = QtWidgets.QPushButton(self.widget5)
self.btn_PlaySythesizedAudio_2.clicked.connect(self.set_y_data_2)
self.btn_PlaySythesizedAudio_2.setObjectName("btn_PlaySythesizedAudio_2")
self.gridLayout_8.addWidget(self.btn_PlaySythesizedAudio_2, 1, 0, 1, 1)
self.btn_amplitude_plot_2 = QtWidgets.QPushButton(self.widget5)
self.btn_amplitude_plot_2.setObjectName("btn_amplitude_plot_2")
self.btn_amplitude_plot_2.clicked.connect(self.amp_plot_2)
self.gridLayout_8.addWidget(self.btn_amplitude_plot_2, 1, 1, 1, 1)
self.btn_compare_2 = QtWidgets.QPushButton(self.widget5)
self.btn_compare_2.setObjectName("btn_compare_2")
self.gridLayout_8.addWidget(self.btn_compare_2, 1, 2, 1, 1)
self.freq_line_edit.raise_()
self.btn_PlaySythesizedAudio.raise_()
self.btn_FFT.raise_()
self.btn_set_bins.raise_()
self.bin_line_edit.raise_()
self.bin_text.raise_()
self.btn_set_freq.raise_()
self.btn_set_mag.raise_()
self.btn_save_file.raise_()
self.number_samples_line_edit.raise_()
self.sub_app_name.raise_()
self.samples_text.raise_()
self.freq_line_edit_2.raise_()
self.freq_mag_text.raise_()
self.btn_PlaySythesizedAudio.raise_()
self.btn_PlaySythesizedAudio_2.raise_()
self.btn_amplitude_plot_2.raise_()
self.btn_compare_2.raise_()
self.label.raise_()
self.mag_line_edit.raise_()
MainWindow.setCentralWidget(self.centralwidget)
self.menubar = QtWidgets.QMenuBar(MainWindow)
self.menubar.setGeometry(QtCore.QRect(0, 0, 844, 27))
self.menubar.setObjectName("menubar")
MainWindow.setMenuBar(self.menubar)
self.statusbar = QtWidgets.QStatusBar(MainWindow)
self.statusbar.setObjectName("statusbar")
MainWindow.setStatusBar(self.statusbar)
self.retranslateUi(MainWindow)
self.magnitude_slider.valueChanged['int'].connect(self.label.setNum)
self.number_samples_line_edit.textEdited['QString'].connect(self.number_samples_2)
self.freq_line_edit_2.textEdited['QString'].connect(self.get_freq_2)
self.mag_line_edit.textEdited['QString'].connect(self.get_mag_2)
self.freq_line_edit.textEdited['QString'].connect(self.get_freq_idx)
self.length_line_edit.textEdited['QString'].connect(self.get_length)
self.bin_line_edit.textEdited['QString'].connect(self.get_bins)
QtCore.QMetaObject.connectSlotsByName(MainWindow)
def retranslateUi(self, MainWindow):
_translate = QtCore.QCoreApplication.translate
MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
self.btn_save_file.setText(_translate("MainWindow", "Save File"))
self.sub_app_name.setText(_translate("MainWindow", "Create Audio with certain Parameters"))
self.label.setText(_translate("MainWindow", "TextLabel"))
self.length_text.setText(_translate("MainWindow", "Set Length"))
self.freq_text.setText(_translate("MainWindow", "freq"))
self.mag_text.setText(_translate("MainWindow", "Mag"))
self.btn_FFT.setText(_translate("MainWindow", "Apply FT "))
self.bin_text.setText(_translate("MainWindow", "Enter the bin value"))
self.btn_set_bins.setText(_translate("MainWindow", "Set bins"))
self.btn_set_bins.clicked.connect(self.set_bin_value)
self.btn_play_resampled_audio.setText(_translate("MainWindow", "Play resampled Audio"))
self.btn_amplitude_plot.setText(_translate("MainWindow", "Amplitude Spectrum"))
self.btn_compare.setText(_translate("MainWindow", "Compare Spectrums"))
self.btn_PlaySythesizedAudio.setText(_translate("MainWindow", "Play Sythesized Audio"))
self.btn_PlaySythesizedAudio.clicked.connect(self.replay_new_fft_data)
self.btn_load_audio.setText(_translate("MainWindow", "Load Audio"))
self.btn_play.setText(_translate("MainWindow", "Play"))
self.btn_show_length.setText(_translate("MainWindow", "Show Length"))
self.sampling_rate_combo_box.setItemText(0, _translate("MainWindow", "8000"))
self.sampling_rate_combo_box.setItemText(1, _translate("MainWindow", "11025"))
self.sampling_rate_combo_box.setItemText(2, _translate("MainWindow", "16000"))
self.sampling_rate_combo_box.setItemText(3, _translate("MainWindow", "22050"))
self.sampling_rate_combo_box.setItemText(4, _translate("MainWindow", "44100"))
self.sampling_rate_combo_box.setItemText(5, _translate("MainWindow", "48000"))
self.sampling_rate_combo_box.setItemText(6, _translate("MainWindow", "88200"))
self.sampling_rate_combo_box.setItemText(7, _translate("MainWindow", "96000"))
self.app_Name.setText(_translate("MainWindow", "Sound Synthesizer"))
self.btn_set_freq.setText(_translate("MainWindow", "Set Frequency"))
self.btn_set_mag.setText(_translate("MainWindow", "Set Magnitude"))
self.btn_set_mag.clicked.connect(self.set_amplitude)
self.samples_text.setText(_translate("MainWindow", "Enter The Number of samples "))
self.freq_mag_text.setText(_translate("MainWindow", "Enter Freqencies and magnitudes "))
self.btn_PlaySythesizedAudio_2.setText(_translate("MainWindow", "Play Sythesized Audio"))
self.btn_amplitude_plot_2.setText(_translate("MainWindow", "Amplitude Spectrum"))
self.btn_compare_2.setText(_translate("MainWindow", "Compare Spectrums"))
if __name__ == "__main__":
import sys
app = QtWidgets.QApplication(sys.argv)
MainWindow = QtWidgets.QMainWindow()
ui = Ui_MainWindow()
ui.setupUi(MainWindow)
MainWindow.show()
sys.exit(app.exec_())