python+pyqt5显示图像，播放视频，绘图小工具

# -*- coding: utf-8 -*- # Form implementation generated from reading ui file 'gui_demo.ui' # # Created by: PyQt5 UI code generator 5.9.2 # # WARNING! All changes made in this file will be lost! from PyQt5 import QtCore, QtGui, QtWidgets # 以下4行是手动添加的 from matplotlib.backends.backend_qt5agg import FigureCanvasQTAgg as FigureCanvas from matplotlib.backends.backend_qt5 import NavigationToolbar2QT as NavigationToolbar import matplotlib.pyplot as plt import numpy as np class Ui_Form(object): def setupUi(self, Form): Form.setObjectName("Form") Form.resize(1191, 686) self.gridLayout = QtWidgets.QGridLayout(Form) self.gridLayout.setObjectName("gridLayout") self.widget = QtWidgets.QWidget(Form) self.widget.setObjectName("widget") self.gridLayout_2 = QtWidgets.QGridLayout(self.widget) self.gridLayout_2.setObjectName("gridLayout_2") self.frame = QtWidgets.QFrame(self.widget) self.frame.setMinimumSize(QtCore.QSize(331, 0)) self.frame.setMaximumSize(QtCore.QSize(331, 16777215)) self.frame.setFrameShape(QtWidgets.QFrame.Box) self.frame.setFrameShadow(QtWidgets.QFrame.Raised) self.frame.setObjectName("frame") self.gridLayout_4 = QtWidgets.QGridLayout(self.frame) self.gridLayout_4.setObjectName("gridLayout_4") self.frame_RGB = QtWidgets.QFrame(self.frame) self.frame_RGB.setMinimumSize(QtCore.QSize(311, 111)) self.frame_RGB.setMaximumSize(QtCore.QSize(311, 111)) self.frame_RGB.setFrameShape(QtWidgets.QFrame.StyledPanel) self.frame_RGB.setFrameShadow(QtWidgets.QFrame.Plain) self.frame_RGB.setObjectName("frame_RGB") self.frame_RGB_quyu = QtWidgets.QFrame(self.frame_RGB) self.frame_RGB_quyu.setGeometry(QtCore.QRect(180, 10, 121, 91)) self.frame_RGB_quyu.setMinimumSize(QtCore.QSize(121, 91)) self.frame_RGB_quyu.setMaximumSize(QtCore.QSize(121, 91)) self.frame_RGB_quyu.setFrameShape(QtWidgets.QFrame.StyledPanel) self.frame_RGB_quyu.setFrameShadow(QtWidgets.QFrame.Plain) self.frame_RGB_quyu.setObjectName("frame_RGB_quyu") self.gridLayout_5 = QtWidgets.QGridLayout(self.frame_RGB_quyu) self.gridLayout_5.setObjectName("gridLayout_5") # 以下4行是手动修改的，用来显示调色板颜色的控件 self.figure2, self.figaxes2 = plt.subplots() self.figure2.subplots_adjust(left=0.0,top=1.0,right=1.0,bottom=0.0) self.canvas2 = FigureCanvas(self.figure2) self.gridLayout_5.addWidget(self.canvas2, 0, 0, 1, 1) self.layoutWidget = QtWidgets.QWidget(self.frame_RGB) self.layoutWidget.setGeometry(QtCore.QRect(10, 10, 161, 91)) self.layoutWidget.setObjectName("layoutWidget") self.horizontalLayout_4 = QtWidgets.QHBoxLayout(self.layoutWidget) self.horizontalLayout_4.setContentsMargins(0, 0, 0, 0) self.horizontalLayout_4.setObjectName("horizontalLayout_4") self.verticalLayout = QtWidgets.QVBoxLayout() self.verticalLayout.setObjectName("verticalLayout") self.horizontalLayout = QtWidgets.QHBoxLayout() self.horizontalLayout.setObjectName("horizontalLayout") self.label = QtWidgets.QLabel(self.layoutWidget) self.label.setObjectName("label") self.horizontalLayout.addWidget(self.label) self.RGB_R_slider = QtWidgets.QSlider(self.layoutWidget) self.RGB_R_slider.setMaximum(255) self.RGB_R_slider.setPageStep(1) self.RGB_R_slider.setProperty("value", 255) self.RGB_R_slider.setOrientation(QtCore.Qt.Horizontal) self.RGB_R_slider.setObjectName("RGB_R_slider") self.horizontalLayout.addWidget(self.RGB_R_slider) self.verticalLayout.addLayout(self.horizontalLayout) self.horizontalLayout_2 = QtWidgets.QHBoxLayout() self.horizontalLayout_2.setObjectName("horizontalLayout_2") self.label_2 = QtWidgets.QLabel(self.layoutWidget) self.label_2.setObjectName("label_2") self.horizontalLayout_2.addWidget(self.label_2) self.RGB_G_slider = QtWidgets.QSlider(self.layoutWidget) self.RGB_G_slider.setMaximum(255) self.RGB_G_slider.setPageStep(1) self.RGB_G_slider.setOrientation(QtCore.Qt.Horizontal) self.RGB_G_slider.setObjectName("RGB_G_slider") self.horizontalLayout_2.addWidget(self.RGB_G_slider) self.verticalLayout.addLayout(self.horizontalLayout_2) self.horizontalLayout_3 = QtWidgets.QHBoxLayout() self.horizontalLayout_3.setObjectName("horizontalLayout_3") self.label_3 = QtWidgets.QLabel(self.layoutWidget) self.label_3.setObjectName("label_3") self.horizontalLayout_3.addWidget(self.label_3) self.RGB_B_slider = QtWidgets.QSlider(self.layoutWidget) self.RGB_B_slider.setMaximum(255) self.RGB_B_slider.setPageStep(1) self.RGB_B_slider.setOrientation(QtCore.Qt.Horizontal) self.RGB_B_slider.setObjectName("RGB_B_slider") self.horizontalLayout_3.addWidget(self.RGB_B_slider) self.verticalLayout.addLayout(self.horizontalLayout_3) self.horizontalLayout_4.addLayout(self.verticalLayout) self.verticalLayout_2 = QtWidgets.QVBoxLayout() self.verticalLayout_2.setObjectName("verticalLayout_2") self.RGB_R_spinBox = QtWidgets.QSpinBox(self.layoutWidget) self.RGB_R_spinBox.setMaximum(255) self.RGB_R_spinBox.setProperty("value", 255) self.RGB_R_spinBox.setObjectName("RGB_R_spinBox") self.verticalLayout_2.addWidget(self.RGB_R_spinBox) self.RGB_G_spinBox = QtWidgets.QSpinBox(self.layoutWidget) self.RGB_G_spinBox.setMaximum(255) self.RGB_G_spinBox.setObjectName("RGB_G_spinBox") self.verticalLayout_2.addWidget(self.RGB_G_spinBox) self.RGB_B_spinBox = QtWidgets.QSpinBox(self.layoutWidget) self.RGB_B_spinBox.setMaximum(255) self.RGB_B_spinBox.setObjectName("RGB_B_spinBox") self.verticalLayout_2.addWidget(self.RGB_B_spinBox) self.horizontalLayout_4.addLayout(self.verticalLayout_2) self.gridLayout_4.addWidget(self.frame_RGB, 0, 0, 1, 1) self.toolBox = QtWidgets.QToolBox(self.frame) self.toolBox.setObjectName("toolBox") self.page = QtWidgets.QWidget() self.page.setGeometry(QtCore.QRect(0, 0, 309, 407)) self.page.setObjectName("page") self.gridLayout_6 = QtWidgets.QGridLayout(self.page) self.gridLayout_6.setObjectName("gridLayout_6") self.frame_3 = QtWidgets.QFrame(self.page) self.frame_3.setFrameShape(QtWidgets.QFrame.NoFrame) self.frame_3.setFrameShadow(QtWidgets.QFrame.Raised) self.frame_3.setObjectName("frame_3") self.pushButton = QtWidgets.QPushButton(self.frame_3) self.pushButton.setGeometry(QtCore.QRect(210, 10, 75, 23)) self.pushButton.setObjectName("pushButton") self.comboBox_type = QtWidgets.QComboBox(self.frame_3) self.comboBox_type.setGeometry(QtCore.QRect(10, 50, 69, 22)) self.comboBox_type.setObjectName("comboBox_type") self.comboBox_type.addItem("") self.comboBox_type.addItem("") self.comboBox_type.addItem("") self.comboBox_type.addItem("") self.comboBox_type.addItem("") self.frame_wenzi = QtWidgets.QFrame(self.frame_3) self.frame_wenzi.setGeometry(QtCore.QRect(10, 80, 271, 171)) self.frame_wenzi.setFrameShape(QtWidgets.QFrame.StyledPanel) self.frame_wenzi.setFrameShadow(QtWidgets.QFrame.Plain) self.frame_wenzi.setObjectName("frame_wenzi") self.label_7 = QtWidgets.QLabel(self.frame_wenzi) self.label_7.setGeometry(QtCore.QRect(20, 10, 41, 21)) self.lab