Unable to implement GUI interface to Face Recognition script in PyQt5

by Martin Fitzpatrick Last updated PyQt5 FAQ
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tharabhuddha11695 | 2022-08-09 11:18:47 UTC | #1

Hello, I am trying to make a face recognition app with pyqt5, I have also tried tkinter but I felt pyqt5 has good looking GUI, I am able to make the basic looking interface using the QtDesigner app you can see here. What I want to do is in these steps.

Face-App-GUI|510x500

python 
# -*- coding: utf-8 -*-
# Form implementation generated from reading ui file 'new.ui'
#
# Created by: PyQt5 UI code generator 5.12.3
#
# WARNING! All changes made in this file will be lost!


from PyQt5 import QtCore, QtGui, QtWidgets
from PyQt5.QtWidgets import QFileDialog
from PyQt5.QtGui import QPixmap,QIcon
from face import compare_images


class Ui_Main(object):
    def setupUi(self, Main):
            Main.setObjectName("MainWindow")
            Main.resize(663, 614)
            sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Fixed, QtWidgets.QSizePolicy.Fixed)
            sizePolicy.setHorizontalStretch(0)
            sizePolicy.setVerticalStretch(0)
            sizePolicy.setHeightForWidth(Main.sizePolicy().hasHeightForWidth())
            Main.setSizePolicy(sizePolicy)
            Main.setMaximumSize(QtCore.QSize(8000, 4200))
            icon = QtGui.QIcon()
            icon.addPixmap(QtGui.QPixmap("../.designer/backup/img.png"), QtGui.QIcon.Normal)
            Main.setWindowIcon(icon)
            Main.setStyleSheet("")
            self.label = QtWidgets.QLabel(Main)
            self.label.setGeometry(QtCore.QRect(240, 10, 231, 21))
            font = QtGui.QFont()
            font.setPointSize(15)
            font.setBold(True)
            font.setWeight(75)
            self.label.setFont(font)
            self.label.setObjectName("label")
            self.Compare_button = QtWidgets.QPushButton(Main)
            self.Compare_button.setGeometry(QtCore.QRect(290, 390, 89, 25))
            self.Compare_button.setObjectName("Compare_button")
            self.Compare_button.clicked.connect(self.compare_data)
            self.label_3 = QtWidgets.QLabel(Main)
            self.label_3.setGeometry(QtCore.QRect(100, 490, 71, 21))
            font = QtGui.QFont()
            font.setBold(True)
            font.setWeight(75)
            self.label_3.setFont(font)
            self.label_3.setObjectName("label_3")
            self.Uploaded_Image_1 = QtWidgets.QFrame(Main)
            self.Uploaded_Image_1.setGeometry(QtCore.QRect(90, 60, 171, 241))
            self.Uploaded_Image_1.setStyleSheet("border: 3px solid black")
            self.Uploaded_Image_1.setFrameShape(QtWidgets.QFrame.StyledPanel)
            self.Uploaded_Image_1.setFrameShadow(QtWidgets.QFrame.Raised)
            self.Uploaded_Image_1.setObjectName("Uploaded_Image_1")
            self.Uploaded_Image_2 = QtWidgets.QFrame(Main)
            self.Uploaded_Image_2.setGeometry(QtCore.QRect(410, 60, 171, 241))
            self.Uploaded_Image_2.setStyleSheet("border: 3px solid black;")
            self.Uploaded_Image_2.setFrameShape(QtWidgets.QFrame.StyledPanel)
            self.Uploaded_Image_2.setFrameShadow(QtWidgets.QFrame.Raised)
            self.Uploaded_Image_2.setObjectName("Uploaded_Image_2")
            self.lineEdit = QtWidgets.QLineEdit(Main)
            self.lineEdit.setGeometry(QtCore.QRect(180, 490, 301, 25))
            self.lineEdit.setObjectName("lineEdit")
            self.Image_1_button = QtWidgets.QPushButton(Main)
            self.Image_1_button.setGeometry(QtCore.QRect(110, 330, 121, 31))
            self.Image_1_button.setStyleSheet("")
            self.Image_1_button.setObjectName("Image_1")
            self.Image_1_button.clicked.connect(self.upload_image_1)
            self.Image_2_button = QtWidgets.QPushButton(Main)
            self.Image_2_button.setGeometry(QtCore.QRect(440, 330, 121, 31))
            self.Image_2_button.setObjectName("Image_2")
            self.Image_1_button.clicked.connect(self.upload_image_2)

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

    def upload_image_1(self,Main):
        imagePath1, _ = QFileDialog.getOpenFileName()
        pixmap1 = QPixmap(imagePath1)
        self.Uploaded_Image_1.resize(self, 300, 200)
        self.Uploaded_Image_1.setFrameShape(pixmap1)


    def upload_image_2(self,Main):
        imagePath2, _ = QFileDialog.getOpenFileName()
        pixmap2 = QPixmap(imagePath2)
        self.Uploaded_Image_1.resize(self, 300, 200)
        self.Uploaded_Image_1.setFrameShape(pixmap2)

    def compare_data(self,Main):
        result = compare_images()

        if result == 'Match found':
            self.lineEdit.setText('Match Found')
        elif result == 'No Match found':
            self.lineEdit.setText('No Match Found')
        else:
            self.lineEdit.setText('Error Fetching Data')

    def retranslateUi(self, Main):
        _translate = QtCore.QCoreApplication.translate
        Main.setWindowTitle(_translate("MainWindow", "face app"))
        self.label.setText(_translate("MainWindow", "Face Recognition"))
        self.Compare_button.setText(_translate("MainWindow", "Compare"))
        self.label_3.setText(_translate("MainWindow", "Result -"))
        self.Image_1_button.setText(_translate("MainWindow", "Upload Image 1"))
        self.Image_2_button.setText(_translate("MainWindow", "Upload Image 2"))
if __name__ == '__main__':
     import sys
    app = QtWidgets.QApplication(sys.argv)
    Main = QtWidgets.QMainWindow()
    ui = Ui_Main()
    ui.setupUi(Main)
    Main.show()
    app.setStyle(QtWidgets.QStyleFactory.create('Fusion'))
    sys.exit(app.exec())
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Unable to implement GUI interface to Face Recognition script in PyQt5 was written by Martin Fitzpatrick .

Martin Fitzpatrick has been developing Python/Qt apps for 8 years. Building desktop applications to make data-analysis tools more user-friendly, Python was the obvious choice. Starting with Tk, later moving to wxWidgets and finally adopting PyQt.

Unable to implement GUI interface to Face Recognition script in PyQt5 was published in faq on (updated ) . Feedback & Corrections welcome in our public issue tracker.

 pyqt5 pyqt qtdesigner  packaging python38 python qt qt5  pyqt5-packaging