68 lines
1.8 KiB
Python
68 lines
1.8 KiB
Python
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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'''
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Created on 2020年3月2日
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@author: Irony
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@site: https://pyqt.site https://github.com/PyQt5
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@email: 892768447@qq.com
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@file:
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@description: 冷色调
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'''
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import sys
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from ctypes import CDLL
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from time import time
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# For PyQt5
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try:
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from PyQt5 import sip
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except:
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import sip
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from PyQt5.QtCore import Qt
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from PyQt5.QtGui import QImage, QPixmap
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from PyQt5.QtWidgets import QApplication, QWidget, QLabel, QSlider, QVBoxLayout
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# For PySide2
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# import shiboken2
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# from PySide2.QtCore import Qt
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# from PySide2.QtGui import QImage, QPixmap
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# from PySide2.QtWidgets import QApplication, QWidget, QLabel, QSlider, QVBoxLayout
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class Window(QWidget):
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def __init__(self, *args, **kwargs):
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super(Window, self).__init__(*args, **kwargs)
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layout = QVBoxLayout(self)
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self.imgLabel = QLabel(self)
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self.coldSlider = QSlider(Qt.Horizontal, self)
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self.coldSlider.valueChanged.connect(self.doChange)
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self.coldSlider.setRange(0, 255)
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layout.addWidget(self.imgLabel)
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layout.addWidget(self.coldSlider)
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# 加载图片
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self.srcImg = QImage('src.jpg')
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self.imgLabel.setPixmap(QPixmap.fromImage(self.srcImg).scaledToWidth(800, Qt.SmoothTransformation))
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# DLL库
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self.dll = CDLL('Cold.dll')
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print(self.dll)
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def doChange(self, value):
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t = time()
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img = self.srcImg.copy() # 复制一份
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# For PyQt5
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self.dll.cold(sip.unwrapinstance(img), value)
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# For PySide2
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# self.dll.cold(shiboken2.getCppPointer(img)[0], value)
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self.imgLabel.setPixmap(QPixmap.fromImage(img).scaledToWidth(800, Qt.SmoothTransformation))
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print('use time:', time() - t)
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if __name__ == "__main__":
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app = QApplication(sys.argv)
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view = Window()
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view.show()
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sys.exit(app.exec_())
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