python实际操作之模拟车牌_模拟生成车牌号python

-- coding: utf-8 --

import sys, os, cv2, xlwt
import numpy as np
from sys import exit, argv
from PyQt5 import QtCore, QtGui, QtWidgets
from PyQt5.QtGui import *
from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import *
from Recognition import PlateRecognition
big = False

class Ui_MainWindow(QMainWindow):

def __init__(self):
    super().__init__()
    self.RowLength = 0
    self.Data = [['文件名称', '录入时间', '车牌号码', '车牌类型', '车牌信息']]
    # self.setupUi(MainWindow())

def setupUi(self, MainWindow):
    MainWindow.setObjectName("MainWindow")
    MainWindow.resize(1213, 670)
    MainWindow.setFixedSize(1213, 670)  # 设置窗体固定大小
    MainWindow.setToolButtonStyle(QtCore.Qt.ToolButtonIconOnly)

    self.centralwidget = QtWidgets.QWidget(MainWindow)
    self.centralwidget.setObjectName("centralwidget")

    self.scrollArea = QtWidgets.QScrollArea(self.centralwidget)
    self.scrollArea.setGeometry(QtCore.QRect(690, 40, 511, 460))
    self.scrollArea.setWidgetResizable(True)
    self.scrollArea.setObjectName("scrollArea")
    self.scrollAreaWidgetContents = QtWidgets.QWidget()
    self.scrollAreaWidgetContents.setGeometry(QtCore.QRect(0, 0, 500, 489))
    self.scrollAreaWidgetContents.setObjectName("scrollAreaWidgetContents")
    self.label_0 = QtWidgets.QLabel(self.scrollAreaWidgetContents)
    self.label_0.setGeometry(QtCore.QRect(10, 10, 111, 20))
    font = QtGui.QFont()
    font.setPointSize(11)
    self.label_0.setFont(font)
    self.label_0.setObjectName("label_0")
    self.label = QtWidgets.QLabel(self.scrollAreaWidgetContents)
    self.label.setGeometry(QtCore.QRect(10, 40, 481, 420))
    self.label.setObjectName("label")
    self.label.setAlignment(Qt.AlignCenter)
    self.scrollArea.setWidget(self.scrollAreaWidgetContents)
    self.scrollArea_2 = QtWidgets.QScrollArea(self.centralwidget)
    self.scrollArea_2.setGeometry(QtCore.QRect(10, 10, 671, 631))
    self.scrollArea_2.setWidgetResizable(True)
    self.scrollArea_2.setObjectName("scrollArea_2")
    self.scrollAreaWidgetContents_1 = QtWidgets.QWidget()
    self.scrollAreaWidgetContents_1.setGeometry(QtCore.QRect(0, 0, 669, 629))
    self.scrollAreaWidgetContents_1.setObjectName("scrollAreaWidgetContents_1")
    self.label_1 = QtWidgets.QLabel(self.scrollAreaWidgetContents_1)
    self.label_1.setGeometry(QtCore.QRect(10, 10, 111, 20))
    font = QtGui.QFont()
    font.setPointSize(11)
    self.label_1.setFont(font)
    self.label_1.setObjectName("label_1")
    self.tableWidget = QtWidgets.QTableWidget(self.scrollAreaWidgetContents_1)
    self.tableWidget.setGeometry(QtCore.QRect(10, 40, 651, 581))  # 581))
    self.tableWidget.setObjectName("tableWidget")
    self.tableWidget.setColumnCount(5)
    self.tableWidget.setColumnWidth(0, 140)  # 设置1列的宽度
    self.tableWidget.setColumnWidth(1, 130)  # 设置2列的宽度
    self.tableWidget.setColumnWidth(2, 110)  # 设置3列的宽度
    self.tableWidget.setColumnWidth(3, 90)  # 设置4列的宽度
    self.tableWidget.setColumnWidth(4, 181)  # 设置5列的宽度
    self.tableWidget.setHorizontalHeaderLabels(["图片名称", "录入时间", "车牌号码", "车牌类型", "车牌信息"])
    self.tableWidget.setRowCount(self.RowLength)
    self.tableWidget.verticalHeader().setVisible(False)  # 隐藏垂直表头)

    b = '''
                 color:white;
                 background:#2B2B2B;
                '''
    # self.tableWidget.setStyleSheet(b)
    # self.tableWidget.setAlternatingRowColors(True)

    self.tableWidget.setEditTriggers(QAbstractItemView.NoEditTriggers)
    self.tableWidget.raise_()
    self.scrollArea_2.setWidget(self.scrollAreaWidgetContents_1)
    self.scrollArea_3 = QtWidgets.QScrollArea(self.centralwidget)
    self.scrollArea_3.setGeometry(QtCore.QRect(690, 510, 341, 131))
    self.scrollArea_3.setWidgetResizable(True)
    self.scrollArea_3.setObjectName("scrollArea_3")
    self.scrollAreaWidgetContents_3 = QtWidgets.QWidget()
    self.scrollAreaWidgetContents_3.setGeometry(QtCore.QRect(0, 0, 339, 129))
    self.scrollAreaWidgetContents_3.setObjectName("scrollAreaWidgetContents_3")
    self.label_2 = QtWidgets.QLabel(self.scrollAreaWidgetContents_3)
    self.label_2.setGeometry(QtCore.QRect(10, 10, 111, 20))
    font = QtGui.QFont()
    font.setPointSize(11)
    self.label_2.setFont(font)
    self.label_2.setObjectName("label_2")
    self.label_3 = QtWidgets.QLabel(self.scrollAreaWidgetContents_3)
    self.label_3.setGeometry(QtCore.QRect(10, 40, 321, 81))
    self.label_3.setObjectName("label_3")
    self.scrollArea_3.setWidget(self.scrollAreaWidgetContents_3)
    self.scrollArea_4 = QtWidgets.QScrollArea(self.centralwidget)
    self.scrollArea_4.setGeometry(QtCore.QRect(1040, 510, 161, 131))
    self.scrollArea_4.setWidgetResizable(True)
    self.scrollArea_4.setObjectName("scrollArea_4")
    self.scrollAreaWidgetContents_4 = QtWidgets.QWidget()
    self.scrollAreaWidgetContents_4.setGeometry(QtCore.QRect(0, 0, 159, 129))
    self.scrollAreaWidgetContents_4.setObjectName("scrollAreaWidgetContents_4")
    self.pushButton_2 = QtWidgets.QPushButton(self.scrollAreaWidgetContents_4)
    self.pushButton_2.setGeometry(QtCore.QRect(20, 50, 121, 31))
    self.pushButton_2.setObjectName("pushButton_2")
    self.pushButton = QtWidgets.QPushButton(self.scrollAreaWidgetContents_4)
    self.pushButton.setGeometry(QtCore.QRect(20, 90, 121, 31))
    self.pushButton.setObjectName("pushButton")
    self.label_4 = QtWidgets.QLabel(self.scrollAreaWidgetContents_4)
    self.label_4.setGeometry(QtCore.QRect(10, 10, 111, 20))
    font = QtGui.QFont()
    font.setPointSize(11)
    self.label_4.setFont(font)
    self.label_4.setObjectName("label_4")
    self.scrollArea_4.setWidget(self.scrollAreaWidgetContents_4)
    MainWindow.setCentralWidget(self.centralwidget)
    self.statusbar = QtWidgets.QStatusBar(MainWindow)
    self.statusbar.setObjectName("statusbar")
    MainWindow.setStatusBar(self.statusbar)

    self.retranslateUi(MainWindow)
    QtCore.QMetaObject.connectSlotsByName(MainWindow)

    self.retranslateUi(MainWindow)
    QtCore.QMetaObject.connectSlotsByName(MainWindow)
    self.pushButton.clicked.connect(self.__openimage)  # 设置点击事件
    self.pushButton.setStyleSheet('''QPushButton{background:#222225;border-radius:5px;}QPushButton:hover{background:#2B2B2B;}''')
    self.pushButton_2.clicked.connect(self.__writeFiles)  # 设置点击事件
    self.pushButton_2.setStyleSheet('''QPushButton{background:#222225;border-radius:5px;}QPushButton:hover{background:#2B2B2B;}''')
    self.retranslateUi(MainWindow)


    self.close_widget = QtWidgets.QWidget(self.centralwidget)
    self.close_widget.setGeometry(QtCore.QRect(1130, 0, 90, 50))
    self.close_widget.setObjectName("close_widget")
    self.close_layout = QGridLayout()  # 创建左侧部件的网格布局层
    self.close_widget.setLayout(self.close_layout)  # 设置左侧部件布局为网格

    self.left_close = QPushButton("")  # 关闭按钮
    self.left_close.clicked.connect(self.close)
    self.left_visit = QPushButton("")  # 空白按钮
    self.left_visit.clicked.connect(MainWindow.big)
    self.left_mini = QPushButton("")  # 最小化按钮
    self.left_mini.clicked.connect(MainWindow.mini)
    self.close_layout.addWidget(self.left_mini, 0, 0, 1, 1)
    self.close_layout.addWidget(self.left_close, 0, 2, 1, 1)
    self.close_layout.addWidget(self.left_visit, 0, 1, 1, 1)
    self.left_close.setFixedSize(15, 15)  # 设置关闭按钮的大小
    self.left_visit.setFixedSize(15, 15)  # 设置按钮大小
    self.left_mini.setFixedSize(15, 15)  # 设置最小化按钮大小
    self.left_close.setStyleSheet(
        '''QPushButton{background:#F76677;border-radius:5px;}QPushButton:hover{background:red;}''')
    self.left_visit.setStyleSheet(
        '''QPushButton{background:#F7D674;border-radius:5px;}QPushButton:hover{background:yellow;}''')
    self.left_mini.setStyleSheet(
        '''QPushButton{background:#6DDF6D;border-radius:5px;}QPushButton:hover{background:green;}''')

    QtCore.QMetaObject.connectSlotsByName(MainWindow)
    self.ProjectPath = os.getcwd()  # 获取当前工程文件位置

    self.centralwidget.setStyleSheet('''
         QWidget#centralwidget{
         color:white;
         background:#222225;
         border-top:1px solid #222225;
         border-bottom:1px solid #222225;
         border-right:1px solid #222225;
         border-left:1px solid #444444;
         border-top-left-radius:10px;
         border-top-right-radius:10px;
         border-bottom-left-radius:10px;
         border-bottom-right-radius:10px;
         }
         ''')
    sc = '''
         QWidget{
         color:white;
         background:#2B2B2B;
         border-top:1px solid #222225;
         border-bottom:1px solid #222225;
         border-right:1px solid #222225;
         border-left:1px solid #444444;
         border-top-left-radius:10px;
         border-top-right-radius:10px;
         border-bottom-left-radius:10px;
         border-bottom-right-radius:10px;
         }

         '''

    self.scrollAreaWidgetContents_1.setStyleSheet('''
         QWidget{
         color:black;
         background:#2B2B2B;
         border-top:1px solid #222225;
         border-bottom:1px solid #222225;
         border-right:1px solid #222225;
         border-left:1px solid #444444;
         border-top-left-radius:10px;
         border-top-right-radius:10px;
         border-bottom-left-radius:10px;
         border-bottom-right-radius:10px;
         }
                  QListWidget{background-color:#2B2B2B;color:#222225}
     /*垂直滚动条*/
     QScrollBar:vertical{
         width:12px;
         border:1px solid #2B2B2B;
         margin:0px,0px,0px,0px;
         padding-top:0px;
         padding-bottom:0px;
     }
     QScrollBar::handle:vertical{
         width:3px;
         background:#4B4B4B;
         min-height:3;
     }
     QScrollBar::handle:vertical:hover{
         background:#3F3F3F;
         border:0px #3F3F3F;
     }
     QScrollBar::sub-line:vertical{
         width:0px;
         border-image:url(:/Res/scroll_left.png);
         subcontrol-position:left;
     }
     QScrollBar::sub-line:vertical:hover{
         height:0px;
         background:#222225;
         subcontrol-position:top;
     }
     QScrollBar::add-line:vertical{
         height:0px;
         border-image:url(:/Res/scroll_down.png);
         subcontrol-position:bottom;
     }
     QScrollBar::add-line:vertical:hover{
         height:0px;
         background:#3F3F3F;
         subcontrol-position:bottom;
     }
     QScrollBar::add-page:vertical{
         background:#2B2B2B;
     }
     QScrollBar::sub-page:vertical{
         background:#2B2B2B;
     }
     QScrollBar::up-arrow:vertical{
         border-style:outset;
         border-width:0px;
     }
     QScrollBar::down-arrow:vertical{
         border-style:outset;
         border-width:0px;
     }

     QScrollBar:horizontal{
         height:12px;
         border:1px #2B2B2B;
         margin:0px,0px,0px,0px;
         padding-left:0px;
         padding-right:0px;
     }
     QScrollBar::handle:horizontal{
         height:16px;
         background:#4B4B4B;
         min-width:20;
     }
     QScrollBar::handle:horizontal:hover{
         background:#3F3F3F;
         border:0px #3F3F3F;
     }
     QScrollBar::sub-line:horizontal{
         width:0px;
         border-image:url(:/Res/scroll_left.png);
         subcontrol-position:left;
     }
     QScrollBar::sub-line:horizontal:hover{
         width:0px;
         background:#2B2B2B;
         subcontrol-position:left;
     }
     QScrollBar::add-line:horizontal{
         width:0px;
         border-image:url(:/Res/scroll_right.png);
         subcontrol-position:right;
     }
     QScrollBar::add-line:horizontal:hover{
         width:0px;
         background::#2B2B2B;
         subcontrol-position:right;
     }
     QScrollBar::add-page:horizontal{
                background:#2B2B2B;
     }
     QScrollBar::sub-page:horizontal{
                 background:#2B2B2B;
     }
         ''')
    self.scrollAreaWidgetContents.setStyleSheet(sc)
    self.scrollAreaWidgetContents_3.setStyleSheet(sc)
    self.scrollAreaWidgetContents_4.setStyleSheet(sc)
    b =             '''
         color:white;
         background:#2B2B2B;
        '''
    self.label_0.setStyleSheet(b)
    self.label_1.setStyleSheet(b)
    self.label_2.setStyleSheet(b)
    self.label_3.setStyleSheet(b)


    MainWindow.setWindowOpacity(0.95)  # 设置窗口透明度
    MainWindow.setAttribute(Qt.WA_TranslucentBackground)
    MainWindow.setWindowFlag(Qt.FramelessWindowHint)  # 隐藏边框


def retranslateUi(self, MainWindow):
    _translate = QtCore.QCoreApplication.translate
    MainWindow.setWindowTitle(_translate("MainWindow", "车牌识别系统"))
    self.label_0.setText(_translate("MainWindow", "原始图片："))
    self.label.setText(_translate("MainWindow", ""))
    self.label_1.setText(_translate("MainWindow", "识别结果："))
    self.label_2.setText(_translate("MainWindow", "车牌区域："))
    self.label_3.setText(_translate("MainWindow", ""))
    self.pushButton.setText(_translate("MainWindow", "打开文件"))
    self.pushButton_2.setText(_translate("MainWindow", "导出数据"))
    self.label_4.setText(_translate("MainWindow", "事件："))
    self.scrollAreaWidgetContents_1.show()

# 识别
def __vlpr(self, path):
    PR = PlateRecognition()
    result = PR.get_license_plate(path)
    return result

def __show(self, result, FileName):
    # 显示表格
    self.RowLength = self.RowLength + 1
    if self.RowLength > 18:
        self.tableWidget.setColumnWidth(5, 157)
    self.tableWidget.setRowCount(self.RowLength)

    self.tableWidget.setItem(self.RowLength - 1, 0, QTableWidgetItem(FileName))
    self.tableWidget.setItem(self.RowLength - 1, 1, QTableWidgetItem(result['InputTime']))
    self.tableWidget.setItem(self.RowLength - 1, 2, QTableWidgetItem(result['Number']))
    self.tableWidget.setItem(self.RowLength - 1, 3, QTableWidgetItem(result['Type']))
    if result['Type'] == '蓝色牌照':
        self.tableWidget.item(self.RowLength - 1, 3).setBackground(QBrush(QColor(3, 128, 255)))
    elif result['Type'] == '绿色牌照':
        self.tableWidget.item(self.RowLength - 1, 3).setBackground(QBrush(QColor(98, 198, 148)))
    elif result['Type'] == '黄色牌照':
        self.tableWidget.item(self.RowLength - 1, 3).setBackground(QBrush(QColor(242, 202, 9)))
    self.tableWidget.setItem(self.RowLength - 1, 4, QTableWidgetItem(result['From']))

    self.tableWidget.item(self.RowLength - 1, 0).setBackground(QBrush(QColor(255, 255, 255)))
    self.tableWidget.item(self.RowLength - 1, 1).setBackground(QBrush(QColor(255, 255, 255)))
    self.tableWidget.item(self.RowLength - 1, 2).setBackground(QBrush(QColor(255, 255, 255)))
    self.tableWidget.item(self.RowLength - 1, 4).setBackground(QBrush(QColor(255, 255, 255)))

    # 显示识别到的车牌位置
    size = (int(self.label_3.width()), int(self.label_3.height()))
    shrink = cv2.resize(result['Picture'], size, interpolation=cv2.INTER_AREA)
    shrink = cv2.cvtColor(shrink, cv2.COLOR_BGR2RGB)
    self.QtImg = QtGui.QImage(shrink[:], shrink.shape[1], shrink.shape[0], shrink.shape[1] * 3,
                              QtGui.QImage.Format_RGB888)
    self.label_3.setPixmap(QtGui.QPixmap.fromImage(self.QtImg))

def __writexls(self, DATA, path):
    wb = xlwt.Workbook();
    ws = wb.add_sheet('Data');
    # DATA.insert(0, ['文件名称','录入时间', '车牌号码', '车牌类型', '车牌信息'])
    for i, Data in enumerate(DATA):
        for j, data in enumerate(Data):
            ws.write(i, j, data)
    wb.save(path)
    QMessageBox.information(None, "成功", "数据已保存！", QMessageBox.Yes)

def __writecsv(self, DATA, path):
    f = open(path, 'w')
    # DATA.insert(0, ['文件名称','录入时间', '车牌号码', '车牌类型', '车牌信息'])
    for data in DATA:
        f.write((',').join(data) + '\n')
    f.close()
    QMessageBox.information(None, "成功", "数据已保存！", QMessageBox.Yes)

def __writeFiles(self):
    path, filetype = QFileDialog.getSaveFileName(None, "另存为", self.ProjectPath,
                                                 "Excel 工作簿(*.xls);;CSV (逗号分隔)(*.csv)")
    if path == "":  # 未选择
        return
    if filetype == 'Excel 工作簿(*.xls)':
        self.__writexls(self.Data, path)
    elif filetype == 'CSV (逗号分隔)(*.csv)':
        self.__writecsv(self.Data, path)

def __openimage(self):
    path, filetype = QFileDialog.getOpenFileName(None, "选择文件", self.ProjectPath,
                                                 "JPEG Image (*.jpg);;PNG Image (*.png);;JFIF Image (*.jfif)")  # ;;All Files (*)
    if path == "":  # 未选择文件
        return
    filename = path.split('/')[-1]

    # 尺寸适配
    size = cv2.cv2.imdecode(np.fromfile(path, dtype=np.uint8), cv2.IMREAD_COLOR).shape
    if size[0] / size[1] > 1.0907:
        w = int(size[1] * self.label.height() / size[0])
        h = self.label.height()
        jpg = QtGui.QPixmap(path).scaled(w, h)
    elif size[0] / size[1] < 1.0907:
        w = self.label.width()
        h = int((size[0] * self.label.width()) / size[1])
        jpg = QtGui.QPixmap(path).scaled(w, h)
    else:
        jpg = QtGui.QPixmap(path).scaled(self.label.width(), self.label.height())

    self.label.setPixmap(jpg)
    result = self.__vlpr(path)
    if result is not None:
        self.Data.append(
            [filename, result['InputTime'], result['Number'], result['Type'],
             result['From']])
        self.__show(result, filename)
    else:
        QMessageBox.warning(None, "Error", "无法识别此图像！", QMessageBox.Yes)

def close(self):
    reply = QtWidgets.QMessageBox.question(self, '提示',
                                           "是否要退出程序？\n提示：退出后将丢失所有识别数据",
                                           QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.No,
                                           QtWidgets.QMessageBox.No)
    if reply == QtWidgets.QMessageBox.Yes:
        sys.exit()
    else:
        pass
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重写MainWindow类

class MainWindow(QtWidgets.QMainWindow):

def closeEvent(self, event):
    reply = QtWidgets.QMessageBox.question(self, '提示',
                                           "是否要退出程序？\n提示：退出后将丢失所有识别数据",
                                           QtWidgets.QMessageBox.Yes | QtWidgets.QMessageBox.No,
                                           QtWidgets.QMessageBox.No)
    if reply == QtWidgets.QMessageBox.Yes:
        event.accept()
    else:
        event.ignore()

def mousePressEvent(self, event):
    global big
    big = False
    self.setWindowState(Qt.WindowNoState)
    self.m_flag = True
    self.m_Position = event.globalPos() - self.pos()  # 获取鼠标相对窗口的位置
    event.accept()

def mouseMoveEvent(self, QMouseEvent):
    global big
    big = False
    self.setWindowState(Qt.WindowNoState)
    self.move(QMouseEvent.globalPos() - self.m_Position)  # 更改窗口位置
    QMouseEvent.accept()

def mouseReleaseEvent(self, QMouseEvent):
    global big
    big = False
    self.setWindowState(Qt.WindowNoState)
    self.m_flag = False

def mousePressEvent(self, event):
    global big
    big = False
    self.setWindowState(Qt.WindowNoState)
    self.m_flag = True
    self.m_Position = event.globalPos() - self.pos()  # 获取鼠标相对窗口的位置
    event.accept()

def mouseMoveEvent(self, QMouseEvent):
    global big
    big = False
    self.setWindowState(Qt.WindowNoState)
    self.move(QMouseEvent.globalPos() - self.m_Position)  # 更改窗口位置
    QMouseEvent.accept()

def mouseReleaseEvent(self, QMouseEvent):
    global big
    big = False
    self.setWindowState(Qt.WindowNoState)
    self.m_flag = False

def big(self):
    global big
    print('最大化：{}'.format(big))
    if not big:
        self.setWindowState(Qt.WindowMaximized)
        big = True
    elif big:
        self.setWindowState(Qt.WindowNoState)
        big = False

def mini(self):

    self.showMinimized()
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if name == “main”:
if os.path.exists(‘provinces.json’):
if os.path.exists(‘cardtype.json’):
if os.path.exists(‘Prefecture.json’):
if os.path.exists(‘config.js’):
app = QtWidgets.QApplication(sys.argv)
MainWindow = MainWindow() # QtWidgets.QMainWindow()
ui = Ui_MainWindow()
ui.setupUi(MainWindow)
MainWindow.show()
sys.exit(app.exec_())
# app = QApplication(argv)
# gui = Ui_MainWindow()
# gui.setupUi(MainWindow)
# MainWindow.show()
# exit(app.exec_())
else:
print(‘未找到参数文件 config.js’)
RuntimeError(‘未找到参数文件 config.js’)
else:
print(‘未找到 Prefecture.json 文件’)
RuntimeError(‘未找到 Prefecture.json 文件’)
else:
print(‘未找到 cardtype.json 文件’)
RuntimeError(‘未找到 cardtype.json 文件’)
else:
print(‘未找到 provinces.json 文件’)
RuntimeError(‘未找到 provinces.json 文件’)