基于Python+FaceNet的人脸检测+识别的课堂学生签到系统源码+数据集+详细文档（高分毕业设计）.zip

# coding:utf-8 from PyQt5 import QtCore, QtGui, QtWidgets from PyQt5.QtGui import * from PyQt5.QtWidgets import * from PyQt5.QtCore import * import sys import os import qtawesome import cv2 import qtawesome from random import randint from time import sleep, ctime im = None result = None class EmittingStream(QtCore.QObject): textWritten = QtCore.pyqtSignal(str) # 定义一个发送str的信号 def write(self, text): self.textWritten.emit(str(text)) class Initor_for_btn(QtWidgets.QMainWindow): def __init__(self): super().__init__() def init_right(self): # 原始视频 self.raw_video = QtWidgets.QLabel(self) self.raw_video.setAlignment(Qt.AlignCenter) self.raw_video.setText('请选择视频输入') self.raw_video.setFixedSize( self.video_size[0], self.video_size[1]) # width height # self.raw_video.move(290, 20) self.raw_video.setStyleSheet('QLabel{background:white;}' 'QLabel{color:rgb(100,100,100);' 'font-size:15px;' 'font-weight:bold;font-family:宋体;}' 'border-radius: 25px;border: 1px solid black;') self.right_bar_widget = QtWidgets.QWidget() # 右侧顶部搜索框部件 self.right_bar_layout = QtWidgets.QGridLayout() # 右侧顶部搜索框网格布局 self.right_bar_widget.setLayout(self.right_bar_layout) self.right_bar_layout.addWidget(self.raw_video, 0, 0) self.right_layout.addWidget(self.right_bar_widget, 0, 0, 1, 9) self.right_widget.setStyleSheet(''' QWidget#right_widget{ color:#232C51; background:white; border-top:1px solid darkGray; border-bottom:1px solid darkGray; border-right:1px solid darkGray; border-top-right-radius:10px; border-bottom-right-radius:10px; } QLabel#right_lable{ border:none; font-size:16px; font-weight:700; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; } ''') def init_left(self): self.left_close = QtWidgets.QPushButton( qtawesome.icon('fa.remove', color='white'), '') # 关闭按钮 self.left_reset = QtWidgets.QPushButton( qtawesome.icon('fa.undo', color='white'), '') # 刷新 self.left_mini = QtWidgets.QPushButton( qtawesome.icon('fa.minus', color='white'), '') # 最小化按钮 self.left_label_1 = QtWidgets.QPushButton('文件') self.left_label_1.setObjectName('left_label') self.left_label_2 = QtWidgets.QPushButton('摄像头') self.left_label_2.setObjectName('left_label') self.left_label_3 = QtWidgets.QPushButton('保存') self.left_label_3.setObjectName('left_label') self.left_label_4 = QtWidgets.QPushButton('帮助') self.left_label_4.setObjectName('left_label') self.left_button_1 = QtWidgets.QPushButton( qtawesome.icon('fa.film', color='white'), '本地文件') self.left_button_1.setObjectName('left_button') self.left_button_2 = QtWidgets.QPushButton( qtawesome.icon('fa.video-camera', color='white'), '打开摄像头') self.left_button_2.setObjectName('left_button') self.left_button_rec = QtWidgets.QPushButton( qtawesome.icon('fa.play', color='white'), '保存图片') self.left_button_rec.setObjectName('left_button') self.left_button_6 = QtWidgets.QPushButton( qtawesome.icon('fa.comment', color='white'), '反馈建议') self.left_button_6.setObjectName('left_button') self.left_button_7 = QtWidgets.QPushButton( qtawesome.icon('fa.star', color='white'), '关注我们') self.left_button_7.setObjectName('left_button') self.left_xxx = QtWidgets.QPushButton(' ') self.left_layout.addWidget(self.left_mini, 0, 0, 1, 1) self.left_layout.addWidget(self.left_close, 0, 2, 1, 1) self.left_layout.addWidget(self.left_reset, 0, 1, 1, 1) self.left_layout.addWidget(self.left_label_1, 1, 0, 1, 3) self.left_layout.addWidget(self.left_button_1, 2, 0, 1, 3) self.left_layout.addWidget(self.left_label_2, 3, 0, 1, 3) self.left_layout.addWidget(self.left_button_2, 4, 0, 1, 3) # self.left_layout.addWidget(self.left_button_3, 5, 0, 1, 3) self.left_layout.addWidget(self.left_label_3, 6, 0, 1, 3) self.left_layout.addWidget(self.left_button_rec, 8, 0, 1, 3) self.left_layout.addWidget(self.left_label_4, 9, 0, 1, 3) self.left_layout.addWidget(self.left_button_6, 10, 0, 1, 3) self.left_layout.addWidget(self.left_button_7, 11, 0, 1, 3) self.left_widget.setStyleSheet(''' QPushButton{border:none;color:white;} QPushButton#left_label{ border:none; border-bottom:1px solid white; font-size:18px; font-weight:700; font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; } QPushButton#left_button:hover{border-left:4px solid red;font-weight:700;} ''') self.left_close.setFixedSize(32, 32) # 设置关闭按钮的大小 self.left_reset.setFixedSize(32, 32) # 设置按钮大小 self.left_mini.setFixedSize(32, 32) # 设置最小化按钮大小 self.left_close.setStyleSheet( '''QPushButton{background:#F76677;border-radius:2px;}QPushButton:hover{background:red;}''') self.left_reset.setStyleSheet( '''QPushButton{background:#F7D674;border-radius:2px;}QPushButton:hover{background:yellow;}''') self.left_mini.setStyleSheet( '''QPushButton{background:#6DDF6D;border-radius:2px;}QPushButton:hover{background:green;}''') self.left_widget.setStyleSheet( '''QWidget#left_widget{ background:black; border-top:1px solid white; border-bottom:1px solid white; border-left:1px solid white; border-top-left-radius:10px; border-bottom-left-radius:10px; }''' ) def init_ui(self): # self.setFixedSize(960, 700) self.main_widget = QtWidgets.QWidget() # 创建窗口主部件 self.main_layout = QtWidgets.QGridLayout() # 创建主部件的网格布局 self.main_widget.setLayout(self.main_layout) # 设置窗口主部件布局为网格布局 self.left_widget = QtWidgets.QWidget() # 创建左侧部件 self.left_widget.setObjectName('left_widget') self.left_layout = QtWidgets.QGridLayout() # 创建左侧部件的网格布局层 self.left_widget.setLayout(self.left_layout) # 设置左侧部件布局为网格 self.right_widget = QtWidgets.QWidget() # 创建右侧部件 self.right_widget.setObjectName('right_widget') self.right_layout = QtWidgets.QGridLayout() self.right_widget.setLayout(self.right_layout) # 设置右侧部件布局为网格 self.main_layout.addWidget( self.left_widget, 0, 0, 12, 2) self.main_layout.addWidget( self.right_widget, 0, 2, 12, 10) self.setCentralWidget(self.main_widget) # 设置窗口主部件 class Initor_for_event(Initor_for_btn): def __init__(self): super().__init__() self.timer_camera = QTimer() # 定义定时器 def init_btn_event(self): self.left_mini.clicked.connect(self.showMinimized) self.left_button_7.clicked.connect(self.load_url) self.left_button_6.clicked.connect(self.message_box6