369 lines
15 KiB
Python
369 lines
15 KiB
Python
import base64
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import json
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import os
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import sys
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from typing import Container
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import cv2
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import numpy as np
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import requests
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from PyQt5 import QtCore, QtGui, QtWidgets
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from PyQt5.QtCore import *
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from PyQt5.QtGui import *
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from PyQt5.QtGui import QIcon
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from PyQt5.QtWidgets import *
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from PyQt5.QtWidgets import QApplication, QMainWindow, QMessageBox, QWidget
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from win32 import win32api, win32gui, win32print
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from win32.lib import win32con
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from win32.win32api import GetSystemMetrics
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#修改数据库连接，并进行数据库迁移操作
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def get_real_resolution():
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"""获取真实的分辨率"""
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hDC = win32gui.GetDC(0)
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# 横向分辨率
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w = win32print.GetDeviceCaps(hDC, win32con.DESKTOPHORZRES)
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# 纵向分辨率
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h = win32print.GetDeviceCaps(hDC, win32con.DESKTOPVERTRES)
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return w, h
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class Ui_MainWindow(QtWidgets.QWidget):
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def __init__(self):
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hDC = win32gui.GetDC(0)
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# 横向分辨率
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w = win32print.GetDeviceCaps(hDC, win32con.DESKTOPHORZRES)
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# 纵向分辨率
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h = win32print.GetDeviceCaps(hDC, win32con.DESKTOPVERTRES)
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self.rate = (w,h)
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if self.rate != 1 and self.rate != 1.25 and self.rate != 1.5 and self.rate != 1.75 :
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self.rate = 1
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super(Ui_MainWindow, self).__init__()
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self.timer_camera = QtCore.QTimer() #定义定时器，用于控制显示视频的帧率
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self.cap = cv2.VideoCapture() #视频流
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self.CAM_NUM = 0 #为0时表示视频流来自笔记本内置摄像头
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self.set_ui() #初始化程序界面
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self.slot_init() #初始化槽函数
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'''程序界面布局'''
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def set_ui(self):
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self.resize(1080*self.rate, 720*self.rate)
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self.__layout_main = QtWidgets.QHBoxLayout() #总布局
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self.__layout_fun_button = QtWidgets.QVBoxLayout() #按键布局
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self.__layout_data_show = QtWidgets.QVBoxLayout() #数据(视频)显示布局
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# 窗口无标题栏、窗口置顶、窗口透明
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self.setWindowFlags(Qt.WindowStaysOnTopHint | Qt.FramelessWindowHint)
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# self.setAttribute(Qt.WA_TranslucentBackground)
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# 窗口图标
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self.icon = QIcon()
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self.icon.addPixmap(QPixmap("./image/icon.png"), QIcon.Normal, QIcon.On)
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self.setWindowIcon(self.icon)
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# 矩形框
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self.rect_label = QLabel(self)
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self.rect_label.setGeometry(QRect(0*self.rate, 0*self.rate, 1080*self.rate, 720*self.rate))
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self.rect_label.setStyleSheet("background-color: rgba(255, 255, 255, 0.7);"
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"border-width: 5px 5px 5px 5px;"
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"border:2px solid #5453FF;"
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"border-radius:0px;")
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# 打开相机按钮矩形框
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self.rect_label = QLabel(self)
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self.rect_label.setGeometry(QRect(920*self.rate, 225*self.rate, 95*self.rate, 60*self.rate))
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self.rect_label.setStyleSheet("background-color: rgba(255, 255, 255, 0);"
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"border-width: 5px 5px 5px 5px;"
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"border:2px solid #5453FF;"
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"border-radius:15px;")
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# 打开相机按钮
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self.button_open_camera = QPushButton(self)
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self.button_open_camera.setGeometry(QRect(940*self.rate, 230*self.rate, 50*self.rate, 50*self.rate))
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self.button_open_camera.setStyleSheet("background: rgba(255, 255, 255, 0);"
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"color: #4E4EF2;"
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"font: 15pt \"华光粗圆_CNKI\";"
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"font-weight:bold;")
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self.button_open_camera.setCursor(QCursor(Qt.PointingHandCursor))
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self.button_open_camera.setText("拍摄")
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# 退出按钮矩形框
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self.rect_label = QLabel(self)
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self.rect_label.setGeometry(QRect(920*self.rate, 455*self.rate, 95*self.rate, 60*self.rate))
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self.rect_label.setStyleSheet("background-color: rgba(255, 255, 255, 0);"
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"border-width: 5px 5px 5px 5px;"
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"border:2px solid #5453FF;"
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"border-radius:15px;")
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# 退出按钮
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self.button_close = QPushButton(self)
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self.button_close.setGeometry(QRect(940*self.rate, 460*self.rate, 50*self.rate, 50*self.rate))
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self.button_close.setStyleSheet("background: rgba(255, 255, 255, 0);"
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"color: #4E4EF2;"
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"font: 15pt \"华光粗圆_CNKI\";"
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"font-weight:bold;"
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)
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self.button_close.setCursor(QCursor(Qt.PointingHandCursor))
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self.button_close.setText("退出")
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self.title_label = QLabel(self)
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self.title_label.setGeometry(QRect(180*self.rate, 25*self.rate, 420*self.rate, 50*self.rate))
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self.title_label.setStyleSheet("color: #5453FF;"
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"background: transparent;"
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"font: 20pt \"华光粗圆_CNKI\";"
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"font-weight:bold;")
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self.title_label.setText("袋鼯麻麻——智能购物平台")
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self.setWindowTitle('袋鼯麻麻——智能购物平台')
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# Paddle Logo
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self.paddle_logo=QLabel("图片",self)
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self.paddle_pic=QPixmap("./image/paddlepaddle.png")
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self.paddle_logo.setPixmap(self.paddle_pic)
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self.paddle_logo.setGeometry(QRect(3*self.rate, 3*self.rate, 400*self.rate,105*self.rate))
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# 袋鼯 Logo
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self.daiwu_logo=QLabel("图片",self)
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self.daiwu_pic=QPixmap("./image/icon.png")
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self.daiwu_logo.setPixmap(self.daiwu_pic)
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self.daiwu_logo.setGeometry(QRect(881*self.rate, 10*self.rate, 190*self.rate, 150*self.rate))
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# 拍摄识别框
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self.rect_label = QLabel(self)
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self.rect_label.setGeometry(QRect(60*self.rate, 110*self.rate, 820*self.rate,560*self.rate))
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self.rect_label.setStyleSheet("background-color: rgba(255, 255, 255, 0);"
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"border-width: 5px 5px 5px 5px;"
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"border:1px solid #5453FF;"
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"border-radius:15px;"
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"font-weight:bold;")
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# add logo
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self.add_logo=QLabel("图片",self)
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self.add_pic=QPixmap("./image/add.png")
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self.add_logo.setPixmap(self.add_pic)
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self.add_logo.setGeometry(QRect(410*self.rate, 200*self.rate, 120*self.rate,120*self.rate))
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self.text_label = QLabel(self)
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self.text_label.setGeometry(QRect(200*self.rate, 350*self.rate, 540*self.rate, 300*self.rate))
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self.text_label.setStyleSheet("background-color: rgba(255, 255, 255, 0);"
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"border-width: 5px 5px 5px 5px;"
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"border:2px dotted #5453FF;"
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"border-radius:15px;")
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self.text = QLabel(self)
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self.text.setGeometry(QRect(340*self.rate, 350*self.rate, 420*self.rate, 50*self.rate))
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self.text.setStyleSheet("color: #5453FF;"
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"background: transparent;"
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"font: 10pt \"华光粗圆_CNKI\";"
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)
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self.text.setText("袋鼯麻麻——智能购物平台使用指南")
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self.note = QLabel(self)
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self.note.setGeometry(QRect(290*self.rate, 420*self.rate, 420*self.rate, 200*self.rate))
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self.note.setStyleSheet("color: #5453FF;"
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"background: transparent;"
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"font: 10pt \"华光粗圆_CNKI\";"
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)
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self.note.setText("->点击拍摄即可打开摄像头；\n\n->请务必将商品放置在摄像区域，以免识别遗漏；\n\n->放置完毕后点击识别等待片刻；\n\n->片刻后系统将自动结算商品总价；\n\n->若系统未正常返回商品价格，则证明\n 存在数据库中没有的商品，请联系管理员更新。")
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# 版本号
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self.version_label = QLabel(self)
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self.version_label.setGeometry(QRect(920*self.rate, 600*self.rate, 200*self.rate, 20*self.rate))
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self.version_label.setStyleSheet("color: #5453FF;"
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"background: transparent;"
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"font: 10pt \"微软雅黑\";"
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"font-weight:bold;")
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self.version_label.setText("版本号: Ver 1.0 ")
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self.author_label = QLabel(self)
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self.author_label.setGeometry(QRect(920*self.rate, 630*self.rate, 200*self.rate, 20*self.rate))
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self.author_label.setStyleSheet("color: #5453FF;"
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"background: transparent;"
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"font: 8pt \"微软雅黑\";"
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)
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self.author_label.setText("——By thomas-yanxin")
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# '''信息显示'''
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self.label_show_camera = QtWidgets.QLabel(self) #定义显示视频的Label
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self.label_show_camera.setGeometry(QRect(60*self.rate, 110*self.rate, 820*self.rate,560*self.rate))
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self.label_show_camera.setFixedSize(820*self.rate,560*self.rate)
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'''初始化所有槽函数'''
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def slot_init(self):
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self.button_open_camera.clicked.connect(self.button_open_camera_clicked) #若该按键被点击，则调用button_open_camera_clicked()
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self.timer_camera.timeout.connect(self.show_camera) #若定时器结束，则调用show_camera()
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self.button_close.clicked.connect(self.close)#若该按键被点击，则调用close()，注意这个close是父类QtWidgets.QWidget自带的，会关闭程序
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'''槽函数之一'''
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def button_open_camera_clicked(self):
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if self.timer_camera.isActive() == False: #若定时器未启动
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flag = self.cap.open(self.CAM_NUM) #参数是0，表示打开笔记本的内置摄像头，参数是视频文件路径则打开视频
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if flag == False: #flag表示open()成不成功
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msg = QtWidgets.QMessageBox.warning(self,'warning',"请检查相机于电脑是否连接正确",buttons=QtWidgets.QMessageBox.Ok)
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else:
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self.timer_camera.start(30) #定时器开始计时30ms，结果是每过30ms从摄像头中取一帧显示
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self.button_open_camera.setText('识别')
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else:
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self.container_recognition()
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def open_camera(self):
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flag = self.cap.open(self.CAM_NUM) #参数是0，表示打开笔记本的内置摄像头，参数是视频文件路径则打开视频
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if flag == False: #flag表示open()成不成功
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msg = QtWidgets.QMessageBox.warning(self,'warning',"请检查相机于电脑是否连接正确",buttons=QtWidgets.QMessageBox.Ok)
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else:
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self.timer_camera.start(30) #定时器开始计时30ms，结果是每过30ms从摄像头中取一帧显示
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def lable_close(self):
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if self.timer_camera.isActive():
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self.timer_camera.stop()
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if self.cap.isOpened():
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self.cap.release()
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self.label_show_camera.clear()
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def show_camera(self):
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flag,self.image = self.cap.read() #从视频流中读取
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show = cv2.resize(self.image,(820*self.rate,560*self.rate)) #把读到的帧的大小重新设置为 640x480
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show = cv2.cvtColor(show,cv2.COLOR_BGR2RGB) #视频色彩转换回RGB，这样才是现实的颜色
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showImage = QtGui.QImage(show.data,show.shape[1],show.shape[0],QtGui.QImage.Format_RGB888) #把读取到的视频数据变成QImage形式
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self.label_show_camera.setPixmap(QtGui.QPixmap.fromImage(showImage)) #往显示视频的Label里 显示QImage
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def deplay(self, value):
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'''显示对话框返回值'''
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if value == "Please connect root to upload container's name and it's price!\n":
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QMessageBox.information(self, "Warning","{}".format(value), QMessageBox.Yes | QMessageBox.No)
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else:
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QMessageBox.information(self, "价格清单","您一共购买了：\n{}".format(value), QMessageBox.Yes | QMessageBox.No)
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def getByte(self, path):
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with open(path, 'rb') as f:
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img_byte = base64.b64encode(f.read()) #二进制读取后变base64编码
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img_str = img_byte.decode('ascii') #转成python的unicode
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return img_str
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def container_recognition(self):
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self.picture_file = './test_client_pic.jpg'
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cv2.imwrite(self.picture_file, self.image)
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img_str = self.getByte('./test_client_pic.jpg')
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requestsss={'name':'测试图片', 'image':img_str}
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req = json.dumps(requestsss) #字典数据结构变json(所有程序语言都认识的字符串)
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res=requests.post('localhost/reference_client/', data=req)
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print(type(res.text))
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json_res = json.loads(res.text)
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print(json_res['container'])
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container_all = json_res['container']
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if container_all =="Please connect root to upload container's name and it's price!\n":
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rec_deplay_str_all = container_all
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else:
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price_all = json_res['price_all']
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rec_docs_price_all = []
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for i in range(len(container_all)):
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rec_docs_price = []
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if i%2 == 0:
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container = container_all[i]
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price = container_all[i+1]
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rec_docs_price.append(container)
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rec_docs_price.append(price)
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rec_docs_price_all.append(rec_docs_price)
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rec_deplay_str = ''
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for rec_single in rec_docs_price_all:
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rec_name = rec_single[0]
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rec_price = rec_single[1]
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rec_deplay_str = '商品：{}'.format(rec_name) + '\t' + '单价：{}元'.format(str(rec_price)) + '\n' + rec_deplay_str
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rec_deplay_str_all = rec_deplay_str + '\n' + '您需付款：{}元'.format(str(price_all))
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self.deplay(rec_deplay_str_all)
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if __name__ =='__main__':
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app = QtWidgets.QApplication(sys.argv) #固定的，表示程序应用
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ui = Ui_MainWindow() #实例化Ui_MainWindow
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ui.show() #调用ui的show()以显示。同样show()是源于父类QtWidgets.QWidget的
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sys.exit(app.exec_()) #不加这句，程序界面会一闪而过
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