def __init__(self):
super(mainwind, self).__init__()
QMainWindow.__init__(self)
self.setupUi(self)
self.setGeometry(0, 0, 1350, 690)
self.create_MenuBar()
self.sc = pg.PlotWidget()
self.sc2 = pg.PlotWidget()
self.timer = QtCore.QTimer()
# self.timer2 = QtCore.QTimer()
self.init_UI()
self.x = []
self.x2 = []
self.y = []
self.y2 = []
self.l = QVBoxLayout(self.graphicsView)
self.l.setGeometry(QtCore.QRect(10, 5, 571, 150))
self.l2 = QVBoxLayout(self.graphicsView_3)
self.l2.setGeometry(QtCore.QRect(10, 440, 571, 150))
self.l.addWidget(self.sc)
self.l2.addWidget(self.sc2)
self.label = QLabel(self.centralwidget)
self.label.setGeometry(QtCore.QRect(660, 8, 600, 191))
self.label.setText("")
self.label.setStyleSheet("background-color: white")
self.label2 = QLabel(self.centralwidget)
self.label2.setGeometry(QtCore.QRect(660, 420, 600, 191))
self.label2.setText("")
self.label2.setStyleSheet("background-color: white")
def __init__(self):
super(mainwind, self).__init__()
QMainWindow.__init__(self)
self.setupUi(self)
self.setGeometry(0, 0, 1350, 690)
self.create_MenuBar()
self.sc = pg.PlotWidget()
self.sc2 = pg.PlotWidget()
self.timer = QtCore.QTimer()
# self.timer2 = QtCore.QTimer()
self.init_UI()
self.x = []
self.x2 = []
self.y = []
self.y2 = []
self.cmap = None
self.speed = 100
self.signal = np.array([])
self.l = QVBoxLayout(self.graphicsView)
self.l.setGeometry(QtCore.QRect(10, 5, 571, 150))
self.l2 = QVBoxLayout(self.graphicsView_3)
self.l2.setGeometry(QtCore.QRect(10, 500, 571, 150))
self.l.addWidget(self.sc)
self.l2.addWidget(self.sc2)
self.label = QLabel(self.centralwidget)
self.label.setGeometry(QtCore.QRect(660, 120, 600, 280))
self.label.setText("")
self.slider_band1 = self.verticalSlider
self.slider_band2 = self.verticalSlider_2
self.slider_band3 = self.verticalSlider_3
self.slider_band4 = self.verticalSlider_4
self.slider_band5 = self.verticalSlider_5
self.slider_band6 = self.verticalSlider_6
self.slider_band7 = self.verticalSlider_7
self.slider_band8 = self.verticalSlider_8
self.slider_band9 = self.verticalSlider_9
self.slider_band10 = self.verticalSlider_10
self.min_freq_slider = self.verticalSlider_11
self.max_freq_slider = self.verticalSlider_12
self.min_freq_slider.valueChanged.connect(self.changefreq)
self.max_freq_slider.valueChanged.connect(self.changefreq)
self.slider_band1.valueChanged.connect(self.valuechange)
self.slider_band2.valueChanged.connect(self.valuechange)
self.slider_band3.valueChanged.connect(self.valuechange)
self.slider_band4.valueChanged.connect(self.valuechange)
self.slider_band5.valueChanged.connect(self.valuechange)
self.slider_band6.valueChanged.connect(self.valuechange)
self.slider_band7.valueChanged.connect(self.valuechange)
self.slider_band8.valueChanged.connect(self.valuechange)
self.slider_band9.valueChanged.connect(self.valuechange)
self.slider_band10.valueChanged.connect(self.valuechange)
def setupUi(self, Form):
Form.setObjectName("Form")
Form.resize(748, 371)
self.tableWidget = QTableWidget(Form)
self.tableWidget.setGeometry(QtCore.QRect(20, 60, 711, 291))
self.tableWidget.setObjectName("tableWidget")
self.tableWidget.setColumnCount(0)
self.tableWidget.setRowCount(0)
self.retranslateUi(Form)
QtCore.QMetaObject.connectSlotsByName(Form)
def setupUi(self, MainWindow):
MainWindow.setObjectName("MainWindow")
MainWindow.resize(956, 631)
self.centralwidget = QtWidgets.QWidget(MainWindow)
self.centralwidget.setObjectName("centralwidget")
self.tableWidget = QtWidgets.QTableWidget(self.centralwidget)
self.tableWidget.setGeometry(QtCore.QRect(10, 10, 941, 561))
self.tableWidget.setObjectName("tableWidget")
self.tableWidget.setColumnCount(0)
self.tableWidget.setRowCount(0)
MainWindow.setCentralWidget(self.centralwidget)
self.menubar = QtWidgets.QMenuBar(MainWindow)
self.menubar.setGeometry(QtCore.QRect(0, 0, 956, 26))
self.menubar.setObjectName("menubar")
MainWindow.setMenuBar(self.menubar)
self.statusbar = QtWidgets.QStatusBar(MainWindow)
self.statusbar.setObjectName("statusbar")
MainWindow.setStatusBar(self.statusbar)
self.retranslateUi(MainWindow)
QtCore.QMetaObject.connectSlotsByName(MainWindow)
def setupUi(self, MainWindow):
MainWindow.setObjectName("MainWindow")
MainWindow.resize(800, 600)
self.centralwidget = QtWidgets.QWidget(MainWindow)
self.centralwidget.setObjectName("centralwidget")
self.label = QtWidgets.QLabel(self.centralwidget)
self.label.setGeometry(QtCore.QRect(20, 0, 55, 16))
self.label.setObjectName("label")
self.textEdit = QtWidgets.QTextEdit(self.centralwidget)
self.textEdit.setGeometry(QtCore.QRect(20, 20, 611, 141))
self.textEdit.setObjectName("textEdit")
self.pushButton = QtWidgets.QPushButton(self.centralwidget)
self.pushButton.setGeometry(QtCore.QRect(640, 20, 151, 141))
self.pushButton.setObjectName("pushButton")
self.tableWidget = QtWidgets.QTableWidget(self.centralwidget)
self.tableWidget.setGeometry(QtCore.QRect(20, 220, 761, 311))
self.tableWidget.setObjectName("tableWidget")
self.tableWidget.setColumnCount(0)
self.tableWidget.setRowCount(0)
self.label_2 = QtWidgets.QLabel(self.centralwidget)
self.label_2.setGeometry(QtCore.QRect(20, 180, 241, 16))
self.label_2.setObjectName("label_2")
MainWindow.setCentralWidget(self.centralwidget)
self.menubar = QtWidgets.QMenuBar(MainWindow)
self.menubar.setGeometry(QtCore.QRect(0, 0, 800, 26))
self.menubar.setObjectName("menubar")
MainWindow.setMenuBar(self.menubar)
self.statusbar = QtWidgets.QStatusBar(MainWindow)
self.statusbar.setObjectName("statusbar")
MainWindow.setStatusBar(self.statusbar)
self.retranslateUi(MainWindow)
QtCore.QMetaObject.connectSlotsByName(MainWindow)
def init_UI(self):
self.createpdf = QtWidgets.QPushButton(self.centralwidget)
self.createpdf.setGeometry(QtCore.QRect(1270, 23, 75, 591))
self.createpdf.setText(" Create PDF")
self.createpdf.setObjectName("pdf")
self.createpdf.setShortcut("Ctrl+F")
self.createpdf.clicked.connect(lambda: self.savepdf())
# channel 1
self.open3 = QtWidgets.QPushButton(self.centralwidget)
self.open3.setGeometry(QtCore.QRect(20, 170, 41, 23))
self.open3.setText("")
icon1 = QtGui.QIcon()
icon1.addPixmap(QtGui.QPixmap("images.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.open3.setIcon(icon1)
self.open3.setObjectName("open")
self.open3.setShortcut("Ctrl+O")
self.open3.clicked.connect(lambda: self.OpenBrowse())
self.play3 = QtWidgets.QPushButton(self.centralwidget)
self.play3.setGeometry(QtCore.QRect(80, 170, 41, 23))
self.play3.setText("")
icon2 = QtGui.QIcon()
icon2.addPixmap(QtGui.QPixmap("play.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.play3.setIcon(icon2)
self.play3.setObjectName("play")
self.play3.setShortcut("Ctrl+P")
self.play3.clicked.connect(lambda: self.dynamicSig())
self.pause3 = QtWidgets.QPushButton(self.centralwidget)
self.pause3.setGeometry(QtCore.QRect(140, 170, 41, 23))
self.pause3.setText("")
icon3 = QtGui.QIcon()
icon3.addPixmap(QtGui.QPixmap("pause.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.pause3.setIcon(icon3)
self.pause3.setObjectName("pause")
self.pause3.setShortcut("Ctrl+T")
self.pause3.clicked.connect(lambda: self.pauseSignal())
self.clear3 = QtWidgets.QPushButton(self.centralwidget)
self.clear3.setGeometry(QtCore.QRect(200, 170, 41, 23))
self.clear3.setText("")
icon4 = QtGui.QIcon()
icon4.addPixmap(QtGui.QPixmap("clear.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.clear3.setIcon(icon4)
self.clear3.setObjectName("clear")
self.clear3.setShortcut("Ctrl+L")
self.clear3.clicked.connect(lambda: self.clear())
self.zoom_in3 = QtWidgets.QPushButton(self.centralwidget)
self.zoom_in3.setGeometry(QtCore.QRect(260, 170, 41, 23))
self.zoom_in3.setText("")
icon5 = QtGui.QIcon()
icon5.addPixmap(QtGui.QPixmap("zoomin.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.zoom_in3.setIcon(icon5)
self.zoom_in3.setObjectName("Zoom In")
self.zoom_in3.setShortcut("Ctrl+Num++")
self.zoom_in3.clicked.connect(lambda: self.zoomin())
self.zoom_out3 = QtWidgets.QPushButton(self.centralwidget)
self.zoom_out3.setGeometry(QtCore.QRect(320, 170, 41, 23))
self.zoom_out3.setText("")
icon6 = QtGui.QIcon()
icon6.addPixmap(QtGui.QPixmap("zoomout.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.zoom_out3.setIcon(icon6)
self.zoom_out3.setObjectName("Zoom Out")
self.zoom_out3.setShortcut("Ctrl+-")
self.zoom_out3.clicked.connect(lambda: self.zoomout())
self.scroll_right3 = QtWidgets.QPushButton(self.centralwidget)
self.scroll_right3.setGeometry(QtCore.QRect(380, 170, 41, 23))
self.scroll_right3.setText("")
icon7 = QtGui.QIcon()
icon7.addPixmap(QtGui.QPixmap("arrowr.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.scroll_right3.setIcon(icon7)
self.scroll_right3.setObjectName("scroll right")
self.scroll_right3.setShortcut("Ctrl+Right")
self.scroll_right3.clicked.connect(lambda: self.scrollR())
self.scroll_left3 = QtWidgets.QPushButton(self.centralwidget)
self.scroll_left3.setGeometry(QtCore.QRect(440, 170, 41, 23))
self.scroll_left3.setText("")
icon8 = QtGui.QIcon()
icon8.addPixmap(QtGui.QPixmap("arrowl.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.scroll_left3.setIcon(icon8)
self.scroll_left3.setObjectName("scroll left")
self.scroll_left3.setShortcut("Ctrl+Left")
self.scroll_left3.clicked.connect(lambda: self.scrollL())
self.spectrogram3 = QtWidgets.QPushButton(self.centralwidget)
self.spectrogram3.setGeometry(QtCore.QRect(500, 170, 41, 23))
self.spectrogram3.setText("")
icon9 = QtGui.QIcon()
icon9.addPixmap(QtGui.QPixmap("spectro.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.spectrogram3.setIcon(icon9)
self.spectrogram3.setObjectName("spectrogram")
self.spectrogram3.setShortcut("Ctrl+M")
self.spectrogram3.clicked.connect(lambda: self.spectrogram())
self.channel1box = QCheckBox("", self)
self.channel1box.move(560, 190)
self.channel1box.resize(16, 17)
self.channel1box.setChecked(True)
self.channel1box.setShortcut("Ctrl+H")
self.channel1box.stateChanged.connect(self.show1)
# channel 3
self.channel3box = QCheckBox("", self)
self.channel3box.move(560, 610)
self.channel3box.resize(16, 17)
self.channel3box.setChecked(True)
self.channel3box.setShortcut("Alt+H")
self.channel3box.stateChanged.connect(self.show3)
def setupUi(self, PreprocessGui):
PreprocessGui.setObjectName(_fromUtf8("PreprocessGui"))
PreprocessGui.resize(1906, 1088)
self.centralwidget = QtGui.QWidget(PreprocessGui)
self.centralwidget.setObjectName(_fromUtf8("centralwidget"))
self.verticalLayout_3 = QtGui.QVBoxLayout(self.centralwidget)
self.verticalLayout_3.setObjectName(_fromUtf8("verticalLayout_3"))
self.horizontalLayout_9 = QtGui.QHBoxLayout()
self.horizontalLayout_9.setObjectName(_fromUtf8("horizontalLayout_9"))
self.verticalLayout = QtGui.QVBoxLayout()
self.verticalLayout.setObjectName(_fromUtf8("verticalLayout"))
self.horizontalLayout_8 = QtGui.QHBoxLayout()
self.horizontalLayout_8.setObjectName(_fromUtf8("horizontalLayout_8"))
self.sorted_sections_gview = QtGui.QGraphicsView(self.centralwidget)
sizePolicy = QtGui.QSizePolicy(QtGui.QSizePolicy.Fixed,
QtGui.QSizePolicy.Fixed)
sizePolicy.setHorizontalStretch(0)
sizePolicy.setVerticalStretch(0)
sizePolicy.setHeightForWidth(
self.sorted_sections_gview.sizePolicy().hasHeightForWidth())
self.sorted_sections_gview.setSizePolicy(sizePolicy)
self.sorted_sections_gview.setMinimumSize(QtCore.QSize(600, 500))
self.sorted_sections_gview.setObjectName(
_fromUtf8("sorted_sections_gview"))
self.horizontalLayout_8.addWidget(self.sorted_sections_gview)
self.label_sorted_sections_status = QtGui.QLabel(self.centralwidget)
self.label_sorted_sections_status.setObjectName(
_fromUtf8("label_sorted_sections_status"))
self.horizontalLayout_8.addWidget(self.label_sorted_sections_status)
self.verticalLayout.addLayout(self.horizontalLayout_8)
self.horizontalLayout_6 = QtGui.QHBoxLayout()
self.horizontalLayout_6.setObjectName(_fromUtf8("horizontalLayout_6"))
self.label_sorted_sections_filename = QtGui.QLabel(self.centralwidget)
self.label_sorted_sections_filename.setObjectName(
_fromUtf8("label_sorted_sections_filename"))
self.horizontalLayout_6.addWidget(self.label_sorted_sections_filename)
self.label_sorted_sections_index = QtGui.QLabel(self.centralwidget)
self.label_sorted_sections_index.setObjectName(
_fromUtf8("label_sorted_sections_index"))
self.horizontalLayout_6.addWidget(self.label_sorted_sections_index)
self.verticalLayout.addLayout(self.horizontalLayout_6)
self.gridLayout_2 = QtGui.QGridLayout()
self.gridLayout_2.setObjectName(_fromUtf8("gridLayout_2"))
self.button_edit_transform = QtGui.QPushButton(self.centralwidget)
self.button_edit_transform.setObjectName(
_fromUtf8("button_edit_transform"))
self.gridLayout_2.addWidget(self.button_edit_transform, 3, 4, 1, 1)
self.button_load_crop = QtGui.QPushButton(self.centralwidget)
self.button_load_crop.setObjectName(_fromUtf8("button_load_crop"))
self.gridLayout_2.addWidget(self.button_load_crop, 3, 1, 1, 1)
self.button_save_crop = QtGui.QPushButton(self.centralwidget)
self.button_save_crop.setObjectName(_fromUtf8("button_save_crop"))
self.gridLayout_2.addWidget(self.button_save_crop, 3, 3, 1, 1)
self.comboBox_show = QtGui.QComboBox(self.centralwidget)
self.comboBox_show.setObjectName(_fromUtf8("comboBox_show"))
self.comboBox_show.addItem(_fromUtf8(""))
self.comboBox_show.addItem(_fromUtf8(""))
self.comboBox_show.addItem(_fromUtf8(""))
self.comboBox_show.addItem(_fromUtf8(""))
self.comboBox_show.addItem(_fromUtf8(""))
self.gridLayout_2.addWidget(self.comboBox_show, 2, 1, 1, 1)
self.button_update_order = QtGui.QPushButton(self.centralwidget)
self.button_update_order.setObjectName(
_fromUtf8("button_update_order"))
self.gridLayout_2.addWidget(self.button_update_order, 2, 4, 1, 1)
self.button_toggle_show_hide_invalid = QtGui.QPushButton(
self.centralwidget)
self.button_toggle_show_hide_invalid.setObjectName(
_fromUtf8("button_toggle_show_hide_invalid"))
self.gridLayout_2.addWidget(self.button_toggle_show_hide_invalid, 2, 3,
1, 1)
self.verticalLayout.addLayout(self.gridLayout_2)
self.horizontalLayout_9.addLayout(self.verticalLayout)
self.verticalLayout_3.addLayout(self.horizontalLayout_9)
self.horizontalLayout_2 = QtGui.QHBoxLayout()
self.horizontalLayout_2.setObjectName(_fromUtf8("horizontalLayout_2"))
self.button_save_sorted_filenames = QtGui.QPushButton(
self.centralwidget)
self.button_save_sorted_filenames.setObjectName(
_fromUtf8("button_save_sorted_filenames"))
self.horizontalLayout_2.addWidget(self.button_save_sorted_filenames)
self.button_load_sorted_filenames = QtGui.QPushButton(
self.centralwidget)
self.button_load_sorted_filenames.setObjectName(
_fromUtf8("button_load_sorted_filenames"))
self.horizontalLayout_2.addWidget(self.button_load_sorted_filenames)
self.verticalLayout_3.addLayout(self.horizontalLayout_2)
PreprocessGui.setCentralWidget(self.centralwidget)
self.menubar = QtGui.QMenuBar(PreprocessGui)
self.menubar.setGeometry(QtCore.QRect(0, 0, 1906, 25))
self.menubar.setObjectName(_fromUtf8("menubar"))
PreprocessGui.setMenuBar(self.menubar)
self.statusbar = QtGui.QStatusBar(PreprocessGui)
self.statusbar.setObjectName(_fromUtf8("statusbar"))
PreprocessGui.setStatusBar(self.statusbar)
self.retranslateUi(PreprocessGui)
QtCore.QMetaObject.connectSlotsByName(PreprocessGui)
def init_UI(self):
self.createpdf = QtWidgets.QPushButton(self.centralwidget)
self.createpdf.setGeometry(QtCore.QRect(1270, 23, 75, 591))
self.createpdf.setText(" Create PDF")
self.createpdf.setObjectName("pdf")
self.createpdf.setShortcut("Ctrl+F")
self.createpdf.clicked.connect(lambda: self.savepdf())
# channel 1
self.open3 = QtWidgets.QPushButton(self.centralwidget)
self.open3.setGeometry(QtCore.QRect(20, 220, 61, 28))
self.open3.setText("")
icon1 = QtGui.QIcon()
icon1.addPixmap(QtGui.QPixmap("images.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.open3.setIcon(icon1)
self.open3.setObjectName("open")
self.open3.setShortcut("Ctrl+O")
self.open3.clicked.connect(lambda: self.OpenBrowse())
self.play3 = QtWidgets.QPushButton(self.centralwidget)
self.play3.setGeometry(QtCore.QRect(90, 220, 61, 28))
self.play3.setText("")
icon2 = QtGui.QIcon()
icon2.addPixmap(QtGui.QPixmap("play.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.play3.setIcon(icon2)
self.play3.setObjectName("play")
self.play3.setShortcut("Ctrl+P")
self.play3.clicked.connect(lambda: self.dynamicSig())
self.pause3 = QtWidgets.QPushButton(self.centralwidget)
self.pause3.setGeometry(QtCore.QRect(160, 220, 61, 28))
self.pause3.setText("")
icon3 = QtGui.QIcon()
icon3.addPixmap(QtGui.QPixmap("pause.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.pause3.setIcon(icon3)
self.pause3.setObjectName("pause")
self.pause3.setShortcut("Ctrl+shift+p")
self.pause3.clicked.connect(lambda: self.pauseSignal())
self.zoom_in3 = QtWidgets.QPushButton(self.centralwidget)
self.zoom_in3.setGeometry(QtCore.QRect(230, 220, 61, 28))
self.zoom_in3.setText("")
icon5 = QtGui.QIcon()
icon5.addPixmap(QtGui.QPixmap("zoomin.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.zoom_in3.setIcon(icon5)
self.zoom_in3.setObjectName("Zoom In")
self.zoom_in3.setShortcut("Ctrl++")
self.zoom_in3.clicked.connect(lambda: self.zoomin())
self.zoom_out3 = QtWidgets.QPushButton(self.centralwidget)
self.zoom_out3.setGeometry(QtCore.QRect(300, 220, 61, 28))
self.zoom_out3.setText("")
icon6 = QtGui.QIcon()
icon6.addPixmap(QtGui.QPixmap("zoomout.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.zoom_out3.setIcon(icon6)
self.zoom_out3.setObjectName("Zoom Out")
self.zoom_out3.setShortcut("Ctrl+-")
self.zoom_out3.clicked.connect(lambda: self.zoomout())
self.scroll_left3 = QtWidgets.QPushButton(self.centralwidget)
self.scroll_left3.setGeometry(QtCore.QRect(370, 220, 61, 28))
self.scroll_left3.setText("")
icon8 = QtGui.QIcon()
icon8.addPixmap(QtGui.QPixmap("arrowl.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.scroll_left3.setIcon(icon8)
self.scroll_left3.setObjectName("scroll left")
self.scroll_left3.setShortcut("Ctrl+Left")
self.scroll_left3.clicked.connect(lambda: self.scrollL())
self.scroll_right3 = QtWidgets.QPushButton(self.centralwidget)
self.scroll_right3.setGeometry(QtCore.QRect(440, 220, 61, 28))
self.scroll_right3.setText("")
icon7 = QtGui.QIcon()
icon7.addPixmap(QtGui.QPixmap("arrowr.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.scroll_right3.setIcon(icon7)
self.scroll_right3.setObjectName("scroll right")
self.scroll_right3.setShortcut("Ctrl+Right")
self.scroll_right3.clicked.connect(lambda: self.scrollR())
self.colorPalette = QtWidgets.QComboBox()
self.colorPalette.setGeometry(700, 40, 500, 28)
self.colorPalette.addItem("viridis")
self.colorPalette.addItem('Spectral_r')
self.colorPalette.addItem("gnuplot2")
self.colorPalette.addItem("Greys")
self.colorPalette.addItem("Set2")
self.layout().addWidget(self.colorPalette)
self.colorPalette.currentIndexChanged.connect(self.combbox)
self.speedup = QtWidgets.QPushButton(self.centralwidget)
self.speedup.setGeometry(QtCore.QRect(510, 220, 61, 28))
self.speedup.setText("")
icon11 = QtGui.QIcon()
icon11.addPixmap(QtGui.QPixmap("speed.jpg"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.speedup.setIcon(icon11)
self.speedup.setObjectName("speedup")
self.speedup.setShortcut("Ctrl+up")
self.speedup.clicked.connect(lambda: self.inc_speed())
self.slow = QtWidgets.QPushButton(self.centralwidget)
self.slow.setGeometry(QtCore.QRect(580, 220, 61, 28))
self.slow.setText("")
icon12 = QtGui.QIcon()
icon12.addPixmap(QtGui.QPixmap("slow.png"), QtGui.QIcon.Normal,
QtGui.QIcon.Off)
self.slow.setIcon(icon12)
self.slow.setObjectName("slow")
self.slow.setShortcut("Ctrl+Down")
self.slow.clicked.connect(lambda: self.dec_speed())