手车做网课网站多少,专注高端网站建设,百度搜索引擎收录入口,东盟建设工程有限公司网站python之pyqt5-第一个pyqt5程序-图像压缩工具(2.0版本)-小记 此篇为上一篇pyqt5图像压缩小工具改良版。因为比较简单#xff0c;下面直接贴上代码。 效果图#xff1a; # -*- coding: utf-8 -*-# Form implementation generated from reading ui file hellopyqt5.ui
#
# Crea… python之pyqt5-第一个pyqt5程序-图像压缩工具(2.0版本)-小记 此篇为上一篇pyqt5图像压缩小工具改良版。因为比较简单下面直接贴上代码。 效果图 # -*- coding: utf-8 -*-# Form implementation generated from reading ui file hellopyqt5.ui
#
# Created by: PyQt5 UI code generator 5.11.3
#
# WARNING! All changes made in this file will be lost!
import os
import sys
import zlib
#import resource 图标资源可不要
from os import path
from PIL import Image
from glob import glob
from PyQt5.QtGui import QIcon
from PyQt5.QtGui import QFont
from PyQt5.QtWidgets import QFileDialog
from PyQt5.QtWidgets import QMessageBox
from PyQt5.QtWidgets import QMainWindow
from PyQt5.QtWidgets import QFrame
from PyQt5 import QtCore, QtGui, QtWidgetsclass Ui_Form(QMainWindow):def __init__(self):super(QtWidgets.QMainWindow,self).__init__()self.setupUi(self)self.retranslateUi(self)def setupUi(self, Form):Form.setObjectName(Form)Form.resize(368, 290)Form.setFixedSize(368, 260)Form.setWindowTitle(图像压缩工具)#图标#Form.setWindowIcon(QIcon(:/1.png))self.tabWidget QtWidgets.QTabWidget(Form)self.tabWidget.setGeometry(QtCore.QRect(10, 10, 351, 271))self.tabWidget.setObjectName(tabWidget)self.tab QtWidgets.QWidget()#指定显示特定tab #self.tab.setCurrentIndex(0)self.tab.setObjectName(tab)self.pushButton_4 QtWidgets.QPushButton(self.tab)self.pushButton_4.setGeometry(QtCore.QRect(100, 120, 141, 41))self.pushButton_4.setObjectName(pushButton_4)#无损选择文件夹self.pushButton_4.clicked.connect(self.opendicno)self.pushButton_3 QtWidgets.QPushButton(self.tab)self.pushButton_3.setGeometry(QtCore.QRect(120, 70, 101, 41))self.pushButton_3.setObjectName(pushButton_3)#无损选择文件self.pushButton_3.clicked.connect(self.openpicno)self.label QtWidgets.QLabel(self.tab)self.label.setGeometry(QtCore.QRect(20, 10, 281, 51))self.label.setTextFormat(QtCore.Qt.AutoText)self.label.setWordWrap(True)self.label.setObjectName(label)self.tabWidget.addTab(self.tab, )self.tab_2 QtWidgets.QWidget()self.tab_2.setObjectName(tab_2)self.pushButton QtWidgets.QPushButton(self.tab_2)self.pushButton.setGeometry(QtCore.QRect(120, 70, 101, 41))self.pushButton.setCheckable(False)self.pushButton.setObjectName(pushButton)#有损压缩打开文件self.pushButton.clicked.connect(self.openfile)self.pushButton_2 QtWidgets.QPushButton(self.tab_2)self.pushButton_2.setGeometry(QtCore.QRect(100, 120, 141, 41))self.pushButton_2.setCheckable(False)self.pushButton_2.setObjectName(pushButton_2)#有损压缩打开文件夹self.pushButton_2.clicked.connect(self.opendic)#frame和radiobuttonself.frame QtWidgets.QFrame(self.tab_2)self.frame.setGeometry(QtCore.QRect(0, 160, 341, 71))self.frame.setFrameShape(QtWidgets.QFrame.StyledPanel)self.frame.setFrameShadow(QtWidgets.QFrame.Raised)self.frame.setObjectName(frame) self.frame.setStyleSheet(background-color:#FAEBD7;)self.frame.setFrameShape(QFrame.Box)self.frame.setLineWidth(2)self.radioButton QtWidgets.QRadioButton(self.frame)self.radioButton.setGeometry(QtCore.QRect(20, 40, 51, 16))self.radioButton.setObjectName(radioButton)self.radioButton_2 QtWidgets.QRadioButton(self.frame)self.radioButton_2.setGeometry(QtCore.QRect(100, 40, 51, 16))self.radioButton_2.setObjectName(radioButton_2)self.radioButton_3 QtWidgets.QRadioButton(self.frame)self.radioButton_3.setGeometry(QtCore.QRect(190, 40, 51, 16))self.radioButton_3.setObjectName(radioButton_3)self.radioButton_4 QtWidgets.QRadioButton(self.frame)self.radioButton_4.setGeometry(QtCore.QRect(280, 40, 51, 16))self.radioButton_4.setObjectName(radioButton_4)#toggled信号与槽函数绑定self.radioButton.toggled.connect(lambda :self.btnstate(self.radioButton))self.radioButton_2.toggled.connect(lambda :self.btnstate(self.radioButton_2))self.radioButton_3.toggled.connect(lambda :self.btnstate(self.radioButton_3))self.radioButton_4.toggled.connect(lambda :self.btnstate(self.radioButton_4))#2个labelself.label_3 QtWidgets.QLabel(self.frame)self.label_3.setGeometry(QtCore.QRect(10, 10, 81, 21))self.label_3.setObjectName(label_3)self.tabWidget.addTab(self.tab_2, )self.label_2 QtWidgets.QLabel(self.tab_2)self.label_2.setGeometry(QtCore.QRect(20, 10, 281, 51))self.label_2.setTextFormat(QtCore.Qt.AutoText)self.label_2.setWordWrap(True)self.label_2.setObjectName(label_2)self.tabWidget.addTab(self.tab_2, )self.tabWidget.setCurrentIndex(0)self.retranslateUi(Form)#原来你在这里#self.tabWidget.setCurrentIndex(1)QtCore.QMetaObject.connectSlotsByName(Form)bsfloat(0.8)def btnstate(self,btn):global bsif btn.text()0.8X:if btn.isChecked()True:bsfloat(0.8)print(bs)else:print(0.8没有被选中)if btn.text()0.6X:if btn.isChecked()True:#global bsbsfloat(0.6)print(bs)else:print(0.6没有被选中)if btn.text()0.4X:if btn.isChecked()True:#global bsbsfloat(0.4)print(bs)else:print(0.4没有被选中)if btn.text()0.2X:if btn.isChecked()True:#global bsbsfloat(0.2)print(bs)else:print(0.2没有被选中)def openfile(self):try:if self.radioButton.isChecked()True or self.radioButton_2.isChecked()True or self.radioButton_3.isChecked()True or self.radioButton_4.isChecked()True:filename ,filetype QFileDialog.getOpenFileName(self,选择文件,./,All Files (*);;Image Files (*.jpg))if filename ! :pathfilename.replace(r/,r\\)try:img Image.open(path) # 打开图片文件if img.width5:#等比例缩小widthimg.widthheightimg.heightsize(width*bs,height*bs)img.thumbnail(size, Image.ANTIALIAS) # 使用抗锯齿模式生成缩略图压缩图片fos.path.splitext(path)newnamef[0] -已压缩newnamenewnamef[1]img.save(newname, JPEG) # 保存成与原文件名一致的文件会自动覆盖源文件else:print(file 宽度小已忽略)except Exception as e:print(e)QMessageBox.information(self,恭喜成功了, 已成功压缩图片到原有目录,QMessageBox.Yes)#QMessageBox.Yes | QMessageBox.Noelse:QMessageBox.warning(self,选择压缩比例, 请先选择压缩比例。,QMessageBox.Yes)except Exception as e:print(e)def opendic(self):try:if self.radioButton.isChecked()True or self.radioButton_2.isChecked()True or self.radioButton_3.isChecked()True or self.radioButton_4.isChecked()True:dic QFileDialog.getExistingDirectory(self,选择文件夹, ./)if dic ! :pathdic.replace(r/,r\\)# glob.glob()用来进行模糊查询增加参数recursiveTrue后可以使用**/来匹配所有子目录files glob( path **/*.JPG, recursiveTrue) glob(path **/*.jpg, recursiveTrue)total len(files) #总文件数cur 1 #当前文件序号for infile in files:try:print(进度: str(cur) / str(total) infile)img Image.open(infile) # 打开图片文件if img.width5:widthimg.widthheightimg.heightsize(width*bs,height*bs)img.thumbnail(size, Image.ANTIALIAS) # 使用抗锯齿模式生成缩略图压缩图片fos.path.splitext(infile)newnamef[0] -已压缩newnamenewnamef[1]img.save(newname, JPEG) # infile保存成与原文件名一致的文件会自动覆盖源文件else:print(infile 宽度小无需处理已忽略)cur cur 1except Exception as e:print(e)QMessageBox.information(self,恭喜成功了, 已成功压缩图片到原有目录,QMessageBox.Yes)else:QMessageBox.warning(self,选择压缩比例, 请先选择压缩比例。,QMessageBox.Yes)except Exception as e:print(e)def openpicno(self):filename ,filetype QFileDialog.getOpenFileName(self,选择文件,./,All Files (*);;Image Files (*.jpg))if filename ! :try:pathfilename.replace(r/,r\\)im Image.open(path) # 打开图片imBytes im.tobytes() # 把图片转换成bytes流imBytes zlib.compress(imBytes, 9) # 对图像字节串进行压缩,第二个参数是压缩率有-10-9按个人情况进行设置我都试过了感觉没多大变化所以随便设置了5im2 Image.frombytes(RGB, im.size, zlib.decompress(imBytes)) # 压缩成新的图片fos.path.splitext(path)newnamef[0] -已压缩newnamenewnamef[1]im2.save(newname) # 保存成与原文件名一致的文件会自动覆盖源文件QMessageBox.information(self,恭喜成功了, 已成功压缩图片到原有目录,QMessageBox.Yes)except Exception as e:print(e)def opendicno(self):dic QFileDialog.getExistingDirectory(self,选择文件夹, ./)pathdic.replace(r/,r\\)if dic ! :pathdic.replace(r/,r\\)# glob.glob()用来进行模糊查询增加参数recursiveTrue后可以使用**/来匹配所有子目录files glob( path **/*.JPG, recursiveTrue) glob(path **/*.jpg, recursiveTrue)total len(files) #总文件数print(total)cur 1 #当前文件序号for infile in files:try:im Image.open(infile) # 打开if im.width5:imBytes im.tobytes()imBytes zlib.compress(imBytes, 9)im2 Image.frombytes(RGB, im.size, zlib.decompress(imBytes)) # 压缩成新图片#改名------------------------fos.path.splitext(infile)newnamef[0] -已压缩newnamenewnamef[1]#改名------------------------im2.save(newname, JPEG) # 保存成与原文件名一致的文件会自动覆盖源文件else:print(infile 宽度小于1200px无需处理已忽略)cur cur 1except Exception as e:print(e)QMessageBox.information(self,恭喜成功了, 已成功压缩图片到原有目录,QMessageBox.Yes)def retranslateUi(self, Form):_translate QtCore.QCoreApplication.translateForm.setWindowTitle(_translate(Form, 图像压缩工具))self.pushButton_4.setText(_translate(Form, 选择文件夹))self.pushButton_3.setText(_translate(Form, 选择文件))self.label.setText(_translate(Form, 注无损压缩不改变图像分辨率仅改变DPI适合10M以上超大图片压缩如需要进一步压缩可再进行有损压缩。))self.label_2.setText(_translate(Form, 注通过缩小图像分辨率压缩图片。请先选择合适的缩小比例。))self.tabWidget.setTabText(self.tabWidget.indexOf(self.tab), _translate(Form, 无损压缩))self.pushButton.setText(_translate(Form, 选择文件))self.pushButton_2.setText(_translate(Form, 选择文件夹))self.radioButton.setText(_translate(Form, 0.8X))self.radioButton_2.setText(_translate(Form, 0.6X))self.radioButton_3.setText(_translate(Form, 0.4X))self.radioButton_4.setText(_translate(Form, 0.2X))self.label_3.setText(_translate(Form, 选择压缩比例))self.label_3.setToolTip(_translate(Form, htmlhead/bodyp手动指定压缩分辨率/p/body/html))self.tabWidget.setTabText(self.tabWidget.indexOf(self.tab_2), _translate(Form, 有损压缩)) #self.tabWidget.setCurrentIndex(self.tabWidget.indexOf(self.tab))if __name__ __main__: app QtWidgets.QApplication(sys.argv)Form QtWidgets.QMainWindow()ui Ui_Form()ui.setupUi(Form)Form.show()sys.exit(app.exec_()) posted on 2019-07-18 18:03 蓝皮阿五 阅读(...) 评论(...) 编辑 收藏 转载于:https://www.cnblogs.com/lanpiawu/p/11209044.html
