GUI.py 文件源码

def browse_picture(self):
        self.image = QtGui.QFileDialog.getOpenFileName(None,'OpenFile','c:\\',"Image file(*.png *.jpg)")

        self.progressBar.setValue(0)
        self.image = str(self.image)
        print(self.image)
        self.file_name = ntpath.basename(self.image)
        self.file_name, ext=os.path.splitext(self.file_name)
        self.file_path = ntpath.dirname(self.image)
        self.write_path = ntpath.expanduser('~\\Documents\\Document Analysis')
        # creating write path if not exists 
        if not os.path.exists(self.write_path):
            os.makedirs(self.write_path)
        if self.image:
            pixmap = QtGui.QPixmap(self.image)
            pixmap = pixmap.scaled(pixmap.width()/5, pixmap.height()/5, QtCore.Qt.KeepAspectRatio, QtCore.Qt.SmoothTransformation)
            #self.labelInputImage.resize(pixmap.width()/4,pixmap.height()/4)
            #self.labelInputImage.setPixmap(QtGui.QPixmap(self.image).
            #                               scaled(self.labelInputImage.width(),
             #                                     self.labelInputImage.height()))
            self.labelInputImage.setPixmap(pixmap)
            #self.btnImageBrowse.setEnabled(False)