├── preview-mac.png
├── preview-windows.png
├── README.md
├── propertyWindow.py
├── propertyWindow.ui
├── mainWindow.ui
├── mainWindow.py
└── main.py


/preview-mac.png:
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https://raw.githubusercontent.com/crazy-zxx/ImageProcessor/HEAD/preview-mac.png


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/preview-windows.png:
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https://raw.githubusercontent.com/crazy-zxx/ImageProcessor/HEAD/preview-windows.png


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/README.md:
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 1 | # ImageProcessor
 2 | 基于PyQt+OpenCV的图像处理软件
 3 | ### 效果预览
 4 | ![](preview-windows.png)
 5 | ![](preview-mac.png)
 6 | ### 环境搭建
 7 | Python3.8 + PyQt5 + opencv-python + matplotlib
 8 | #### 安装Python
 9 | Linux:<br>
10 | ```
11 | apt install python3.8 
12 | ```
13 | 或者
14 | ```
15 | yum install python3.8
16 | ```
17 | Windows：直接拿exe安装，记得加系统环境path
18 | #### 安装依赖库
19 | ```
20 | pip install PyQt5
21 | pip install opencv-python
22 | pip install matplotlib
23 | ```
24 | 


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/propertyWindow.py:
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 1 | # -*- coding: utf-8 -*-
 2 | 
 3 | # Form implementation generated from reading ui file 'propertyWindow.ui'
 4 | #
 5 | # Created by: PyQt5 UI code generator 5.15.4
 6 | #
 7 | # WARNING: Any manual changes made to this file will be lost when pyuic5 is
 8 | # run again.  Do not edit this file unless you know what you are doing.
 9 | 
10 | 
11 | from PyQt5 import QtCore, QtGui, QtWidgets
12 | 
13 | 
14 | class Ui_Form(object):
15 |     def setupUi(self, Form):
16 |         Form.setObjectName("Form")
17 |         Form.resize(300, 200)
18 |         Form.setMinimumSize(QtCore.QSize(300, 200))
19 |         Form.setMaximumSize(QtCore.QSize(300, 200))
20 |         Form.setWindowTitle("")
21 |         self.gridLayout = QtWidgets.QGridLayout(Form)
22 |         self.gridLayout.setObjectName("gridLayout")
23 |         self.submitButton = QtWidgets.QPushButton(Form)
24 |         self.submitButton.setObjectName("submitButton")
25 |         self.gridLayout.addWidget(self.submitButton, 1, 1, 1, 1)
26 |         self.horizontalLayout = QtWidgets.QHBoxLayout()
27 |         self.horizontalLayout.setObjectName("horizontalLayout")
28 |         self.propertyLabel = QtWidgets.QLabel(Form)
29 |         self.propertyLabel.setObjectName("propertyLabel")
30 |         self.horizontalLayout.addWidget(self.propertyLabel)
31 |         self.spinBox = QtWidgets.QSpinBox(Form)
32 |         self.spinBox.setMinimum(-100)
33 |         self.spinBox.setMaximum(100)
34 |         self.spinBox.setSingleStep(1)
35 |         self.spinBox.setProperty("value", 0)
36 |         self.spinBox.setObjectName("spinBox")
37 |         self.horizontalLayout.addWidget(self.spinBox)
38 |         self.slider = QtWidgets.QSlider(Form)
39 |         self.slider.setEnabled(True)
40 |         font = QtGui.QFont()
41 |         font.setKerning(True)
42 |         self.slider.setFont(font)
43 |         self.slider.setCursor(QtGui.QCursor(QtCore.Qt.SizeHorCursor))
44 |         self.slider.setAcceptDrops(False)
45 |         self.slider.setMinimum(-100)
46 |         self.slider.setMaximum(100)
47 |         self.slider.setSingleStep(1)
48 |         self.slider.setPageStep(1)
49 |         self.slider.setTracking(True)
50 |         self.slider.setOrientation(QtCore.Qt.Horizontal)
51 |         self.slider.setInvertedAppearance(False)
52 |         self.slider.setInvertedControls(False)
53 |         self.slider.setObjectName("slider")
54 |         self.horizontalLayout.addWidget(self.slider)
55 |         self.gridLayout.addLayout(self.horizontalLayout, 0, 0, 1, 3)
56 | 
57 |         self.retranslateUi(Form)
58 |         QtCore.QMetaObject.connectSlotsByName(Form)
59 | 
60 |     def retranslateUi(self, Form):
61 |         _translate = QtCore.QCoreApplication.translate
62 |         self.submitButton.setText(_translate("Form", "确定"))
63 |         self.propertyLabel.setText(_translate("Form", "亮度"))
64 | 


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/propertyWindow.ui:
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  1 | <?xml version="1.0" encoding="UTF-8"?>
  2 | <ui version="4.0">
  3 |  <class>Form</class>
  4 |  <widget class="QWidget" name="Form">
  5 |   <property name="geometry">
  6 |    <rect>
  7 |     <x>0</x>
  8 |     <y>0</y>
  9 |     <width>300</width>
 10 |     <height>200</height>
 11 |    </rect>
 12 |   </property>
 13 |   <property name="minimumSize">
 14 |    <size>
 15 |     <width>300</width>
 16 |     <height>200</height>
 17 |    </size>
 18 |   </property>
 19 |   <property name="maximumSize">
 20 |    <size>
 21 |     <width>300</width>
 22 |     <height>200</height>
 23 |    </size>
 24 |   </property>
 25 |   <property name="windowTitle">
 26 |    <string/>
 27 |   </property>
 28 |   <layout class="QGridLayout" name="gridLayout">
 29 |    <item row="1" column="1">
 30 |     <widget class="QPushButton" name="submitButton">
 31 |      <property name="text">
 32 |       <string>确定</string>
 33 |      </property>
 34 |     </widget>
 35 |    </item>
 36 |    <item row="0" column="0" colspan="3">
 37 |     <layout class="QHBoxLayout" name="horizontalLayout">
 38 |      <item>
 39 |       <widget class="QLabel" name="propertyLabel">
 40 |        <property name="text">
 41 |         <string>亮度</string>
 42 |        </property>
 43 |       </widget>
 44 |      </item>
 45 |      <item>
 46 |       <widget class="QSpinBox" name="spinBox">
 47 |        <property name="minimum">
 48 |         <number>-100</number>
 49 |        </property>
 50 |        <property name="maximum">
 51 |         <number>100</number>
 52 |        </property>
 53 |        <property name="singleStep">
 54 |         <number>1</number>
 55 |        </property>
 56 |        <property name="value">
 57 |         <number>0</number>
 58 |        </property>
 59 |       </widget>
 60 |      </item>
 61 |      <item>
 62 |       <widget class="QSlider" name="slider">
 63 |        <property name="enabled">
 64 |         <bool>true</bool>
 65 |        </property>
 66 |        <property name="font">
 67 |         <font>
 68 |          <kerning>true</kerning>
 69 |         </font>
 70 |        </property>
 71 |        <property name="cursor">
 72 |         <cursorShape>SizeHorCursor</cursorShape>
 73 |        </property>
 74 |        <property name="acceptDrops">
 75 |         <bool>false</bool>
 76 |        </property>
 77 |        <property name="minimum">
 78 |         <number>-100</number>
 79 |        </property>
 80 |        <property name="maximum">
 81 |         <number>100</number>
 82 |        </property>
 83 |        <property name="singleStep">
 84 |         <number>1</number>
 85 |        </property>
 86 |        <property name="pageStep">
 87 |         <number>1</number>
 88 |        </property>
 89 |        <property name="tracking">
 90 |         <bool>true</bool>
 91 |        </property>
 92 |        <property name="orientation">
 93 |         <enum>Qt::Horizontal</enum>
 94 |        </property>
 95 |        <property name="invertedAppearance">
 96 |         <bool>false</bool>
 97 |        </property>
 98 |        <property name="invertedControls">
 99 |         <bool>false</bool>
100 |        </property>
101 |       </widget>
102 |      </item>
103 |     </layout>
104 |    </item>
105 |   </layout>
106 |  </widget>
107 |  <resources/>
108 |  <connections/>
109 | </ui>
110 | 


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/mainWindow.ui:
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  1 | <?xml version="1.0" encoding="UTF-8"?>
  2 | <ui version="4.0">
  3 |  <class>MainWindow</class>
  4 |  <widget class="QMainWindow" name="MainWindow">
  5 |   <property name="geometry">
  6 |    <rect>
  7 |     <x>0</x>
  8 |     <y>0</y>
  9 |     <width>896</width>
 10 |     <height>577</height>
 11 |    </rect>
 12 |   </property>
 13 |   <property name="windowTitle">
 14 |    <string>图像处理软件</string>
 15 |   </property>
 16 |   <widget class="QWidget" name="centralwidget">
 17 |    <layout class="QGridLayout" name="gridLayout">
 18 |     <item row="1" column="1">
 19 |      <widget class="QGraphicsView" name="outImageView">
 20 |       <property name="verticalScrollBarPolicy">
 21 |        <enum>Qt::ScrollBarAlwaysOn</enum>
 22 |       </property>
 23 |       <property name="horizontalScrollBarPolicy">
 24 |        <enum>Qt::ScrollBarAlwaysOn</enum>
 25 |       </property>
 26 |      </widget>
 27 |     </item>
 28 |     <item row="1" column="0">
 29 |      <widget class="QGraphicsView" name="srcImageView">
 30 |       <property name="sizePolicy">
 31 |        <sizepolicy hsizetype="Expanding" vsizetype="Expanding">
 32 |         <horstretch>0</horstretch>
 33 |         <verstretch>0</verstretch>
 34 |        </sizepolicy>
 35 |       </property>
 36 |       <property name="verticalScrollBarPolicy">
 37 |        <enum>Qt::ScrollBarAlwaysOn</enum>
 38 |       </property>
 39 |       <property name="horizontalScrollBarPolicy">
 40 |        <enum>Qt::ScrollBarAlwaysOn</enum>
 41 |       </property>
 42 |      </widget>
 43 |     </item>
 44 |     <item row="0" column="0">
 45 |      <widget class="QLabel" name="srcImageLabel">
 46 |       <property name="text">
 47 |        <string>原图预览</string>
 48 |       </property>
 49 |       <property name="alignment">
 50 |        <set>Qt::AlignCenter</set>
 51 |       </property>
 52 |      </widget>
 53 |     </item>
 54 |     <item row="0" column="1">
 55 |      <widget class="QLabel" name="outImageLabel">
 56 |       <property name="text">
 57 |        <string>处理后的图片预览</string>
 58 |       </property>
 59 |       <property name="alignment">
 60 |        <set>Qt::AlignCenter</set>
 61 |       </property>
 62 |      </widget>
 63 |     </item>
 64 |    </layout>
 65 |   </widget>
 66 |   <widget class="QMenuBar" name="menubar">
 67 |    <property name="geometry">
 68 |     <rect>
 69 |      <x>0</x>
 70 |      <y>0</y>
 71 |      <width>896</width>
 72 |      <height>24</height>
 73 |     </rect>
 74 |    </property>
 75 |    <widget class="QMenu" name="fileMenu">
 76 |     <property name="title">
 77 |      <string>文件</string>
 78 |     </property>
 79 |     <addaction name="openFileAction"/>
 80 |     <addaction name="saveFileAction"/>
 81 |     <addaction name="saveFileAsAction"/>
 82 |     <addaction name="separator"/>
 83 |     <addaction name="exitAppAction"/>
 84 |    </widget>
 85 |    <widget class="QMenu" name="resetImageMenu">
 86 |     <property name="title">
 87 |      <string>重置图片</string>
 88 |     </property>
 89 |     <addaction name="resetImageAction"/>
 90 |    </widget>
 91 |    <widget class="QMenu" name="aboutMenu">
 92 |     <property name="title">
 93 |      <string>关于</string>
 94 |     </property>
 95 |     <addaction name="aboutAction"/>
 96 |    </widget>
 97 |    <widget class="QMenu" name="grayMappingMenu">
 98 |     <property name="title">
 99 |      <string>直接灰度映射</string>
100 |     </property>
101 |     <addaction name="grayAction"/>
102 |     <addaction name="binaryAction"/>
103 |     <addaction name="reverseAction"/>
104 |     <addaction name="separator"/>
105 |     <addaction name="lightAction"/>
106 |     <addaction name="contrastAction"/>
107 |     <addaction name="sharpAction"/>
108 |     <addaction name="saturationAction"/>
109 |     <addaction name="hueAction"/>
110 |    </widget>
111 |    <widget class="QMenu" name="operateImageMenu">
112 |     <property name="title">
113 |      <string>图像运算</string>
114 |     </property>
115 |     <addaction name="imageAddAction"/>
116 |     <addaction name="imageSubtractAction"/>
117 |     <addaction name="imageMultiplyAction"/>
118 |     <addaction name="separator"/>
119 |     <addaction name="zoomAction"/>
120 |     <addaction name="rotateAction"/>
121 |    </widget>
122 |    <widget class="QMenu" name="histogramMenu">
123 |     <property name="title">
124 |      <string>直方图均衡</string>
125 |     </property>
126 |     <addaction name="histogramAction"/>
127 |     <addaction name="histogramEqAction"/>
128 |    </widget>
129 |    <widget class="QMenu" name="noiseMenu">
130 |     <property name="title">
131 |      <string>噪声</string>
132 |     </property>
133 |     <addaction name="addGaussianNoiseAction"/>
134 |     <addaction name="addUiformNoiseAction"/>
135 |     <addaction name="addImpulseNoiseAction"/>
136 |    </widget>
137 |    <widget class="QMenu" name="filterMenu">
138 |     <property name="title">
139 |      <string>空域滤波</string>
140 |     </property>
141 |     <widget class="QMenu" name="smoothMenu">
142 |      <property name="title">
143 |       <string>平滑滤波器</string>
144 |      </property>
145 |      <addaction name="meanValueAction"/>
146 |      <addaction name="medianValueAction"/>
147 |     </widget>
148 |     <widget class="QMenu" name="sharpMenu">
149 |      <property name="title">
150 |       <string>锐化滤波器</string>
151 |      </property>
152 |      <addaction name="sobelAction"/>
153 |      <addaction name="prewittAction"/>
154 |      <addaction name="laplacianAction"/>
155 |     </widget>
156 |     <addaction name="smoothMenu"/>
157 |     <addaction name="sharpMenu"/>
158 |    </widget>
159 |    <addaction name="fileMenu"/>
160 |    <addaction name="resetImageMenu"/>
161 |    <addaction name="grayMappingMenu"/>
162 |    <addaction name="operateImageMenu"/>
163 |    <addaction name="histogramMenu"/>
164 |    <addaction name="noiseMenu"/>
165 |    <addaction name="filterMenu"/>
166 |    <addaction name="aboutMenu"/>
167 |   </widget>
168 |   <widget class="QStatusBar" name="statusbar"/>
169 |   <action name="openFileAction">
170 |    <property name="text">
171 |     <string>打开</string>
172 |    </property>
173 |   </action>
174 |   <action name="saveFileAction">
175 |    <property name="text">
176 |     <string>保存</string>
177 |    </property>
178 |   </action>
179 |   <action name="saveFileAsAction">
180 |    <property name="text">
181 |     <string>另存为</string>
182 |    </property>
183 |   </action>
184 |   <action name="exitAppAction">
185 |    <property name="text">
186 |     <string>退出</string>
187 |    </property>
188 |   </action>
189 |   <action name="resetImageAction">
190 |    <property name="text">
191 |     <string>恢复到原始图片</string>
192 |    </property>
193 |   </action>
194 |   <action name="aboutAction">
195 |    <property name="text">
196 |     <string>关于作者</string>
197 |    </property>
198 |   </action>
199 |   <action name="actiongg_2">
200 |    <property name="text">
201 |     <string>gg</string>
202 |    </property>
203 |   </action>
204 |   <action name="grayAction">
205 |    <property name="text">
206 |     <string>灰度化</string>
207 |    </property>
208 |   </action>
209 |   <action name="binaryAction">
210 |    <property name="text">
211 |     <string>二值化</string>
212 |    </property>
213 |   </action>
214 |   <action name="reverseAction">
215 |    <property name="text">
216 |     <string>颜色反转</string>
217 |    </property>
218 |   </action>
219 |   <action name="imageAddAction">
220 |    <property name="text">
221 |     <string>加</string>
222 |    </property>
223 |   </action>
224 |   <action name="imageSubtractAction">
225 |    <property name="text">
226 |     <string>减</string>
227 |    </property>
228 |   </action>
229 |   <action name="imageMultiplyAction">
230 |    <property name="text">
231 |     <string>乘</string>
232 |    </property>
233 |   </action>
234 |   <action name="histogramAction">
235 |    <property name="text">
236 |     <string>归一化直方图</string>
237 |    </property>
238 |   </action>
239 |   <action name="histogramEqAction">
240 |    <property name="text">
241 |     <string>直方图均衡化</string>
242 |    </property>
243 |   </action>
244 |   <action name="lightAction">
245 |    <property name="text">
246 |     <string>亮度</string>
247 |    </property>
248 |   </action>
249 |   <action name="contrastAction">
250 |    <property name="text">
251 |     <string>对比度</string>
252 |    </property>
253 |   </action>
254 |   <action name="sharpAction">
255 |    <property name="text">
256 |     <string>锐度</string>
257 |    </property>
258 |   </action>
259 |   <action name="zoomAction">
260 |    <property name="text">
261 |     <string>缩放</string>
262 |    </property>
263 |   </action>
264 |   <action name="rotateAction">
265 |    <property name="text">
266 |     <string>旋转</string>
267 |    </property>
268 |   </action>
269 |   <action name="actiongg">
270 |    <property name="text">
271 |     <string>gg</string>
272 |    </property>
273 |   </action>
274 |   <action name="saturationAction">
275 |    <property name="text">
276 |     <string>饱和度</string>
277 |    </property>
278 |   </action>
279 |   <action name="hueAction">
280 |    <property name="text">
281 |     <string>色调</string>
282 |    </property>
283 |   </action>
284 |   <action name="reColorAction">
285 |    <property name="text">
286 |     <string>重新着色</string>
287 |    </property>
288 |   </action>
289 |   <action name="addGaussianNoiseAction">
290 |    <property name="text">
291 |     <string>加高斯噪声</string>
292 |    </property>
293 |   </action>
294 |   <action name="actiongg_3">
295 |    <property name="text">
296 |     <string>gg</string>
297 |    </property>
298 |   </action>
299 |   <action name="actiongg_4">
300 |    <property name="text">
301 |     <string>gg</string>
302 |    </property>
303 |   </action>
304 |   <action name="meanValueAction">
305 |    <property name="text">
306 |     <string>均值滤波器</string>
307 |    </property>
308 |   </action>
309 |   <action name="medianValueAction">
310 |    <property name="text">
311 |     <string>中值滤波器</string>
312 |    </property>
313 |   </action>
314 |   <action name="sobelAction">
315 |    <property name="text">
316 |     <string>Sobel算子</string>
317 |    </property>
318 |   </action>
319 |   <action name="prewittAction">
320 |    <property name="text">
321 |     <string>Prewitt算子</string>
322 |    </property>
323 |   </action>
324 |   <action name="laplacianAction">
325 |    <property name="text">
326 |     <string>拉普拉斯算子</string>
327 |    </property>
328 |   </action>
329 |   <action name="addUiformNoiseAction">
330 |    <property name="text">
331 |     <string>加均匀噪声</string>
332 |    </property>
333 |   </action>
334 |   <action name="addImpulseNoiseAction">
335 |    <property name="text">
336 |     <string>加脉冲噪声</string>
337 |    </property>
338 |   </action>
339 |  </widget>
340 |  <resources/>
341 |  <connections/>
342 | </ui>
343 | 


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/mainWindow.py:
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  1 | # -*- coding: utf-8 -*-
  2 | 
  3 | # Form implementation generated from reading ui file 'mainWindow.ui'
  4 | #
  5 | # Created by: PyQt5 UI code generator 5.15.9
  6 | #
  7 | # WARNING: Any manual changes made to this file will be lost when pyuic5 is
  8 | # run again.  Do not edit this file unless you know what you are doing.
  9 | 
 10 | 
 11 | from PyQt5 import QtCore, QtGui, QtWidgets
 12 | 
 13 | 
 14 | class Ui_MainWindow(object):
 15 |     def setupUi(self, MainWindow):
 16 |         MainWindow.setObjectName("MainWindow")
 17 |         MainWindow.resize(896, 577)
 18 |         self.centralwidget = QtWidgets.QWidget(MainWindow)
 19 |         self.centralwidget.setObjectName("centralwidget")
 20 |         self.gridLayout = QtWidgets.QGridLayout(self.centralwidget)
 21 |         self.gridLayout.setObjectName("gridLayout")
 22 |         self.outImageView = QtWidgets.QGraphicsView(self.centralwidget)
 23 |         self.outImageView.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOn)
 24 |         self.outImageView.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOn)
 25 |         self.outImageView.setObjectName("outImageView")
 26 |         self.gridLayout.addWidget(self.outImageView, 1, 1, 1, 1)
 27 |         self.srcImageView = QtWidgets.QGraphicsView(self.centralwidget)
 28 |         sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Expanding, QtWidgets.QSizePolicy.Expanding)
 29 |         sizePolicy.setHorizontalStretch(0)
 30 |         sizePolicy.setVerticalStretch(0)
 31 |         sizePolicy.setHeightForWidth(self.srcImageView.sizePolicy().hasHeightForWidth())
 32 |         self.srcImageView.setSizePolicy(sizePolicy)
 33 |         self.srcImageView.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOn)
 34 |         self.srcImageView.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOn)
 35 |         self.srcImageView.setObjectName("srcImageView")
 36 |         self.gridLayout.addWidget(self.srcImageView, 1, 0, 1, 1)
 37 |         self.srcImageLabel = QtWidgets.QLabel(self.centralwidget)
 38 |         self.srcImageLabel.setAlignment(QtCore.Qt.AlignCenter)
 39 |         self.srcImageLabel.setObjectName("srcImageLabel")
 40 |         self.gridLayout.addWidget(self.srcImageLabel, 0, 0, 1, 1)
 41 |         self.outImageLabel = QtWidgets.QLabel(self.centralwidget)
 42 |         self.outImageLabel.setAlignment(QtCore.Qt.AlignCenter)
 43 |         self.outImageLabel.setObjectName("outImageLabel")
 44 |         self.gridLayout.addWidget(self.outImageLabel, 0, 1, 1, 1)
 45 |         MainWindow.setCentralWidget(self.centralwidget)
 46 |         self.menubar = QtWidgets.QMenuBar(MainWindow)
 47 |         self.menubar.setGeometry(QtCore.QRect(0, 0, 896, 24))
 48 |         self.menubar.setObjectName("menubar")
 49 |         self.fileMenu = QtWidgets.QMenu(self.menubar)
 50 |         self.fileMenu.setObjectName("fileMenu")
 51 |         self.resetImageMenu = QtWidgets.QMenu(self.menubar)
 52 |         self.resetImageMenu.setObjectName("resetImageMenu")
 53 |         self.aboutMenu = QtWidgets.QMenu(self.menubar)
 54 |         self.aboutMenu.setObjectName("aboutMenu")
 55 |         self.grayMappingMenu = QtWidgets.QMenu(self.menubar)
 56 |         self.grayMappingMenu.setObjectName("grayMappingMenu")
 57 |         self.operateImageMenu = QtWidgets.QMenu(self.menubar)
 58 |         self.operateImageMenu.setObjectName("operateImageMenu")
 59 |         self.histogramMenu = QtWidgets.QMenu(self.menubar)
 60 |         self.histogramMenu.setObjectName("histogramMenu")
 61 |         self.noiseMenu = QtWidgets.QMenu(self.menubar)
 62 |         self.noiseMenu.setObjectName("noiseMenu")
 63 |         self.filterMenu = QtWidgets.QMenu(self.menubar)
 64 |         self.filterMenu.setObjectName("filterMenu")
 65 |         self.smoothMenu = QtWidgets.QMenu(self.filterMenu)
 66 |         self.smoothMenu.setObjectName("smoothMenu")
 67 |         self.sharpMenu = QtWidgets.QMenu(self.filterMenu)
 68 |         self.sharpMenu.setObjectName("sharpMenu")
 69 |         MainWindow.setMenuBar(self.menubar)
 70 |         self.statusbar = QtWidgets.QStatusBar(MainWindow)
 71 |         self.statusbar.setObjectName("statusbar")
 72 |         MainWindow.setStatusBar(self.statusbar)
 73 |         self.openFileAction = QtWidgets.QAction(MainWindow)
 74 |         self.openFileAction.setObjectName("openFileAction")
 75 |         self.saveFileAction = QtWidgets.QAction(MainWindow)
 76 |         self.saveFileAction.setObjectName("saveFileAction")
 77 |         self.saveFileAsAction = QtWidgets.QAction(MainWindow)
 78 |         self.saveFileAsAction.setObjectName("saveFileAsAction")
 79 |         self.exitAppAction = QtWidgets.QAction(MainWindow)
 80 |         self.exitAppAction.setObjectName("exitAppAction")
 81 |         self.resetImageAction = QtWidgets.QAction(MainWindow)
 82 |         self.resetImageAction.setObjectName("resetImageAction")
 83 |         self.aboutAction = QtWidgets.QAction(MainWindow)
 84 |         self.aboutAction.setObjectName("aboutAction")
 85 |         self.actiongg_2 = QtWidgets.QAction(MainWindow)
 86 |         self.actiongg_2.setObjectName("actiongg_2")
 87 |         self.grayAction = QtWidgets.QAction(MainWindow)
 88 |         self.grayAction.setObjectName("grayAction")
 89 |         self.binaryAction = QtWidgets.QAction(MainWindow)
 90 |         self.binaryAction.setObjectName("binaryAction")
 91 |         self.reverseAction = QtWidgets.QAction(MainWindow)
 92 |         self.reverseAction.setObjectName("reverseAction")
 93 |         self.imageAddAction = QtWidgets.QAction(MainWindow)
 94 |         self.imageAddAction.setObjectName("imageAddAction")
 95 |         self.imageSubtractAction = QtWidgets.QAction(MainWindow)
 96 |         self.imageSubtractAction.setObjectName("imageSubtractAction")
 97 |         self.imageMultiplyAction = QtWidgets.QAction(MainWindow)
 98 |         self.imageMultiplyAction.setObjectName("imageMultiplyAction")
 99 |         self.histogramAction = QtWidgets.QAction(MainWindow)
100 |         self.histogramAction.setObjectName("histogramAction")
101 |         self.histogramEqAction = QtWidgets.QAction(MainWindow)
102 |         self.histogramEqAction.setObjectName("histogramEqAction")
103 |         self.lightAction = QtWidgets.QAction(MainWindow)
104 |         self.lightAction.setObjectName("lightAction")
105 |         self.contrastAction = QtWidgets.QAction(MainWindow)
106 |         self.contrastAction.setObjectName("contrastAction")
107 |         self.sharpAction = QtWidgets.QAction(MainWindow)
108 |         self.sharpAction.setObjectName("sharpAction")
109 |         self.zoomAction = QtWidgets.QAction(MainWindow)
110 |         self.zoomAction.setObjectName("zoomAction")
111 |         self.rotateAction = QtWidgets.QAction(MainWindow)
112 |         self.rotateAction.setObjectName("rotateAction")
113 |         self.actiongg = QtWidgets.QAction(MainWindow)
114 |         self.actiongg.setObjectName("actiongg")
115 |         self.saturationAction = QtWidgets.QAction(MainWindow)
116 |         self.saturationAction.setObjectName("saturationAction")
117 |         self.hueAction = QtWidgets.QAction(MainWindow)
118 |         self.hueAction.setObjectName("hueAction")
119 |         self.reColorAction = QtWidgets.QAction(MainWindow)
120 |         self.reColorAction.setObjectName("reColorAction")
121 |         self.addGaussianNoiseAction = QtWidgets.QAction(MainWindow)
122 |         self.addGaussianNoiseAction.setObjectName("addGaussianNoiseAction")
123 |         self.actiongg_3 = QtWidgets.QAction(MainWindow)
124 |         self.actiongg_3.setObjectName("actiongg_3")
125 |         self.actiongg_4 = QtWidgets.QAction(MainWindow)
126 |         self.actiongg_4.setObjectName("actiongg_4")
127 |         self.meanValueAction = QtWidgets.QAction(MainWindow)
128 |         self.meanValueAction.setObjectName("meanValueAction")
129 |         self.medianValueAction = QtWidgets.QAction(MainWindow)
130 |         self.medianValueAction.setObjectName("medianValueAction")
131 |         self.sobelAction = QtWidgets.QAction(MainWindow)
132 |         self.sobelAction.setObjectName("sobelAction")
133 |         self.prewittAction = QtWidgets.QAction(MainWindow)
134 |         self.prewittAction.setObjectName("prewittAction")
135 |         self.laplacianAction = QtWidgets.QAction(MainWindow)
136 |         self.laplacianAction.setObjectName("laplacianAction")
137 |         self.addUiformNoiseAction = QtWidgets.QAction(MainWindow)
138 |         self.addUiformNoiseAction.setObjectName("addUiformNoiseAction")
139 |         self.addImpulseNoiseAction = QtWidgets.QAction(MainWindow)
140 |         self.addImpulseNoiseAction.setObjectName("addImpulseNoiseAction")
141 |         self.fileMenu.addAction(self.openFileAction)
142 |         self.fileMenu.addAction(self.saveFileAction)
143 |         self.fileMenu.addAction(self.saveFileAsAction)
144 |         self.fileMenu.addSeparator()
145 |         self.fileMenu.addAction(self.exitAppAction)
146 |         self.resetImageMenu.addAction(self.resetImageAction)
147 |         self.aboutMenu.addAction(self.aboutAction)
148 |         self.grayMappingMenu.addAction(self.grayAction)
149 |         self.grayMappingMenu.addAction(self.binaryAction)
150 |         self.grayMappingMenu.addAction(self.reverseAction)
151 |         self.grayMappingMenu.addSeparator()
152 |         self.grayMappingMenu.addAction(self.lightAction)
153 |         self.grayMappingMenu.addAction(self.contrastAction)
154 |         self.grayMappingMenu.addAction(self.sharpAction)
155 |         self.grayMappingMenu.addAction(self.saturationAction)
156 |         self.grayMappingMenu.addAction(self.hueAction)
157 |         self.operateImageMenu.addAction(self.imageAddAction)
158 |         self.operateImageMenu.addAction(self.imageSubtractAction)
159 |         self.operateImageMenu.addAction(self.imageMultiplyAction)
160 |         self.operateImageMenu.addSeparator()
161 |         self.operateImageMenu.addAction(self.zoomAction)
162 |         self.operateImageMenu.addAction(self.rotateAction)
163 |         self.histogramMenu.addAction(self.histogramAction)
164 |         self.histogramMenu.addAction(self.histogramEqAction)
165 |         self.noiseMenu.addAction(self.addGaussianNoiseAction)
166 |         self.noiseMenu.addAction(self.addUiformNoiseAction)
167 |         self.noiseMenu.addAction(self.addImpulseNoiseAction)
168 |         self.smoothMenu.addAction(self.meanValueAction)
169 |         self.smoothMenu.addAction(self.medianValueAction)
170 |         self.sharpMenu.addAction(self.sobelAction)
171 |         self.sharpMenu.addAction(self.prewittAction)
172 |         self.sharpMenu.addAction(self.laplacianAction)
173 |         self.filterMenu.addAction(self.smoothMenu.menuAction())
174 |         self.filterMenu.addAction(self.sharpMenu.menuAction())
175 |         self.menubar.addAction(self.fileMenu.menuAction())
176 |         self.menubar.addAction(self.resetImageMenu.menuAction())
177 |         self.menubar.addAction(self.grayMappingMenu.menuAction())
178 |         self.menubar.addAction(self.operateImageMenu.menuAction())
179 |         self.menubar.addAction(self.histogramMenu.menuAction())
180 |         self.menubar.addAction(self.noiseMenu.menuAction())
181 |         self.menubar.addAction(self.filterMenu.menuAction())
182 |         self.menubar.addAction(self.aboutMenu.menuAction())
183 | 
184 |         self.retranslateUi(MainWindow)
185 |         QtCore.QMetaObject.connectSlotsByName(MainWindow)
186 | 
187 |     def retranslateUi(self, MainWindow):
188 |         _translate = QtCore.QCoreApplication.translate
189 |         MainWindow.setWindowTitle(_translate("MainWindow", "图像处理软件"))
190 |         self.srcImageLabel.setText(_translate("MainWindow", "原图预览"))
191 |         self.outImageLabel.setText(_translate("MainWindow", "处理后的图片预览"))
192 |         self.fileMenu.setTitle(_translate("MainWindow", "文件"))
193 |         self.resetImageMenu.setTitle(_translate("MainWindow", "重置图片"))
194 |         self.aboutMenu.setTitle(_translate("MainWindow", "关于"))
195 |         self.grayMappingMenu.setTitle(_translate("MainWindow", "直接灰度映射"))
196 |         self.operateImageMenu.setTitle(_translate("MainWindow", "图像运算"))
197 |         self.histogramMenu.setTitle(_translate("MainWindow", "直方图均衡"))
198 |         self.noiseMenu.setTitle(_translate("MainWindow", "噪声"))
199 |         self.filterMenu.setTitle(_translate("MainWindow", "空域滤波"))
200 |         self.smoothMenu.setTitle(_translate("MainWindow", "平滑滤波器"))
201 |         self.sharpMenu.setTitle(_translate("MainWindow", "锐化滤波器"))
202 |         self.openFileAction.setText(_translate("MainWindow", "打开"))
203 |         self.saveFileAction.setText(_translate("MainWindow", "保存"))
204 |         self.saveFileAsAction.setText(_translate("MainWindow", "另存为"))
205 |         self.exitAppAction.setText(_translate("MainWindow", "退出"))
206 |         self.resetImageAction.setText(_translate("MainWindow", "恢复到原始图片"))
207 |         self.aboutAction.setText(_translate("MainWindow", "关于作者"))
208 |         self.actiongg_2.setText(_translate("MainWindow", "gg"))
209 |         self.grayAction.setText(_translate("MainWindow", "灰度化"))
210 |         self.binaryAction.setText(_translate("MainWindow", "二值化"))
211 |         self.reverseAction.setText(_translate("MainWindow", "颜色反转"))
212 |         self.imageAddAction.setText(_translate("MainWindow", "加"))
213 |         self.imageSubtractAction.setText(_translate("MainWindow", "减"))
214 |         self.imageMultiplyAction.setText(_translate("MainWindow", "乘"))
215 |         self.histogramAction.setText(_translate("MainWindow", "归一化直方图"))
216 |         self.histogramEqAction.setText(_translate("MainWindow", "直方图均衡化"))
217 |         self.lightAction.setText(_translate("MainWindow", "亮度"))
218 |         self.contrastAction.setText(_translate("MainWindow", "对比度"))
219 |         self.sharpAction.setText(_translate("MainWindow", "锐度"))
220 |         self.zoomAction.setText(_translate("MainWindow", "缩放"))
221 |         self.rotateAction.setText(_translate("MainWindow", "旋转"))
222 |         self.actiongg.setText(_translate("MainWindow", "gg"))
223 |         self.saturationAction.setText(_translate("MainWindow", "饱和度"))
224 |         self.hueAction.setText(_translate("MainWindow", "色调"))
225 |         self.reColorAction.setText(_translate("MainWindow", "重新着色"))
226 |         self.addGaussianNoiseAction.setText(_translate("MainWindow", "加高斯噪声"))
227 |         self.actiongg_3.setText(_translate("MainWindow", "gg"))
228 |         self.actiongg_4.setText(_translate("MainWindow", "gg"))
229 |         self.meanValueAction.setText(_translate("MainWindow", "均值滤波器"))
230 |         self.medianValueAction.setText(_translate("MainWindow", "中值滤波器"))
231 |         self.sobelAction.setText(_translate("MainWindow", "Sobel算子"))
232 |         self.prewittAction.setText(_translate("MainWindow", "Prewitt算子"))
233 |         self.laplacianAction.setText(_translate("MainWindow", "拉普拉斯算子"))
234 |         self.addUiformNoiseAction.setText(_translate("MainWindow", "加均匀噪声"))
235 |         self.addImpulseNoiseAction.setText(_translate("MainWindow", "加脉冲噪声"))
236 | 


--------------------------------------------------------------------------------
/main.py:
--------------------------------------------------------------------------------
  1 | import os
  2 | import random
  3 | import sys
  4 | 
  5 | import cv2
  6 | import numpy
  7 | import numpy as np
  8 | from PyQt5 import QtGui, QtCore
  9 | from PyQt5.QtGui import QImage, QPixmap
 10 | from PyQt5.QtWidgets import QMainWindow, QWidget, QApplication, QGraphicsScene, QFileDialog, QMessageBox
 11 | from matplotlib import pyplot as plt
 12 | 
 13 | from mainWindow import Ui_MainWindow
 14 | from propertyWindow import Ui_Form
 15 | 
 16 | 
 17 | # 预处理窗口类
 18 | # 就是弹出来的调整各种属性值的小窗口
 19 | class PropertyWindow(QWidget, Ui_Form):
 20 |     # 信号只能在Object的子类中创建，并且只能在创建类的时候的时候添加，而不能等类已经定义完再作为动态属性添加进去。
 21 |     # 自定义的信号在__init__()函数之前定义。
 22 |     # 自定义一个信号signal，有一个object类型的参数
 23 |     # **** 鬼知道咋回事，想用str类型但会出bug，只好用object了 ****
 24 |     signal = QtCore.pyqtSignal(object)
 25 | 
 26 |     # 类初始化
 27 |     def __init__(self):
 28 |         # 调用父类的初始化
 29 |         super(PropertyWindow, self).__init__()
 30 |         # 窗口界面初始化
 31 |         self.setupUi(self)
 32 | 
 33 |         # 绑定窗口组件响应事件的处理函数（将窗口中的组件被用户触发的点击、值变化等事件绑定到处理函数）
 34 |         # 数值框的值改变
 35 |         self.spinBox.valueChanged.connect(self.__spinBoxChange)
 36 |         # 滑动条的值改变
 37 |         self.slider.valueChanged.connect(self.__sliderChange)
 38 |         # 点击确认按钮
 39 |         self.submitButton.clicked.connect(self.__valueConfirm)
 40 | 
 41 |     # 数值框值改变的处理函数
 42 |     def __spinBoxChange(self):
 43 |         # 获取数值框的当前值
 44 |         value = self.spinBox.value()
 45 |         # 与滑动条进行数值同步
 46 |         self.slider.setValue(value)
 47 |         # 发送信号到主窗口，参数是当前数值（主窗口有自定义的接收并处理该信号的函数）
 48 |         self.signal.emit(value)
 49 | 
 50 |     # 滑动条值改变的处理函数
 51 |     def __sliderChange(self):
 52 |         # 获取滑动条的当前值
 53 |         value = self.slider.value()
 54 |         # 与数值框进行数值同步
 55 |         # 注意：该操作也会触发数值框的数值改变，即会触发调用__spinBoxChange()，所以不要需要在此处重复发信号到主窗口
 56 |         self.spinBox.setValue(value)
 57 | 
 58 |     # 确认按钮按下的处理函数
 59 |     def __valueConfirm(self):
 60 |         # 发送确认修改信号
 61 |         self.signal.emit('ok')
 62 |         # 关闭窗口
 63 |         self.close()
 64 | 
 65 |     # 重写窗口关闭处理
 66 |     def closeEvent(self, a0: QtGui.QCloseEvent) -> None:
 67 |         # 发送取消修改信号，关闭窗口时触发
 68 |         self.signal.emit('close')
 69 | 
 70 | 
 71 | # 主窗口类
 72 | class MainWindow(QMainWindow, Ui_MainWindow):
 73 |     # 类初始化
 74 |     def __init__(self):
 75 |         # 调用父类的初始化
 76 |         super(MainWindow, self).__init__()
 77 |         # 窗口界面初始化
 78 |         self.setupUi(self)
 79 | 
 80 |         # 图像属性调整的子窗口，初始化默认空（亮度、对比度、锐度、饱和度、色调、旋转、缩放调节窗口）
 81 |         self.__propertyWindow = None
 82 | 
 83 |         # 当前打开的图片文件名，初始化默认空
 84 |         self.__fileName = None
 85 | 
 86 |         # 保存图片原始数据，初始化默认空
 87 |         self.__srcImageRGB = None
 88 |         # 保存图片最终处理结果的数据，初始化默认空
 89 |         self.__outImageRGB = None
 90 |         # 保存图片暂时修改的数据，初始化默认空
 91 |         # （在修改图像属性未点击确认时，需要暂存修改数据，如果确认后将临时数据同步为最终结果数据，如果未确认将复原数据）
 92 |         self.__tempImageRGB = None
 93 | 
 94 |         # 绑定窗口事件的响应函数
 95 |         # 文件菜单
 96 |         # 打开文件
 97 |         self.openFileAction.triggered.connect(self.__openFileAndShowImage)
 98 |         # 保存文件
 99 |         self.saveFileAction.triggered.connect(self.saveFile)
100 |         # 另存为文件
101 |         self.saveFileAsAction.triggered.connect(self.saveFileAs)
102 |         # 退出程序
103 |         self.exitAppAction.triggered.connect(self.close)
104 | 
105 |         # 重置图像菜单
106 |         # 重置图像
107 |         self.resetImageAction.triggered.connect(self.__resetImage)
108 | 
109 |         # 直接灰度映射菜单
110 |         # 灰度化
111 |         self.grayAction.triggered.connect(self.__toGrayImage)
112 |         # 二值化
113 |         self.binaryAction.triggered.connect(self.__toBinaryImage)
114 |         # 颜色反转
115 |         self.reverseAction.triggered.connect(self.__reverseImage)
116 |         # 亮度调整
117 |         self.lightAction.triggered.connect(self.__openLightWindow)
118 |         # 对比度调整
119 |         self.contrastAction.triggered.connect(self.__openContrastWindow)
120 |         # 锐度调整
121 |         self.sharpAction.triggered.connect(self.__openSharpWindow)
122 |         # 饱和度调整
123 |         self.saturationAction.triggered.connect(self.__openSaturationWindow)
124 |         # 色度调整
125 |         self.hueAction.triggered.connect(self.__openHueWindow)
126 | 
127 |         # 图像运算菜单
128 |         # 加
129 |         self.imageAddAction.triggered.connect(self.__addImage)
130 |         # 减
131 |         self.imageSubtractAction.triggered.connect(self.__subtractImage)
132 |         # 乘
133 |         self.imageMultiplyAction.triggered.connect(self.__multiplyImage)
134 |         # 缩放
135 |         self.zoomAction.triggered.connect(self.__openZoomWindow)
136 |         # 旋转
137 |         self.rotateAction.triggered.connect(self.__openRotateWindow)
138 | 
139 |         # 直方图均衡菜单
140 |         # 归一化直方图
141 |         self.histogramAction.triggered.connect(self.__histogram)
142 |         # 直方图均衡化
143 |         self.histogramEqAction.triggered.connect(self.__histogramEqualization)
144 | 
145 |         # 噪声菜单
146 |         # 加高斯噪声
147 |         self.addGaussianNoiseAction.triggered.connect(self.__addGasussNoise)
148 |         # 加均匀噪声
149 |         self.addUiformNoiseAction.triggered.connect(self.__addUniformNoise)
150 |         # 加脉冲（椒盐）噪声
151 |         self.addImpulseNoiseAction.triggered.connect(self.__addImpulseNoise)
152 | 
153 |         # 空域滤波菜单
154 |         # 均值滤波
155 |         self.meanValueAction.triggered.connect(self.__meanValueFilter)
156 |         # 中值滤波
157 |         self.medianValueAction.triggered.connect(self.__medianValueFilter)
158 |         # Sobel算子锐化
159 |         self.sobelAction.triggered.connect(self.__sobel)
160 |         # Prewitt算子锐化
161 |         self.prewittAction.triggered.connect(self.__prewitt)
162 |         # 拉普拉斯算子锐化
163 |         self.laplacianAction.triggered.connect(self.__laplacian)
164 | 
165 |         # 关于菜单
166 |         # 关于作者
167 |         self.aboutAction.triggered.connect(self.__aboutAuthor)
168 | 
169 |     # -----------------------------------文件-----------------------------------
170 |     # 打开文件并在主窗口中显示打开的图像
171 |     def __openFileAndShowImage(self):
172 |         # 打开文件选择窗口
173 |         __fileName, _ = QFileDialog.getOpenFileName(self, '选择图片', '.', 'Image Files(*.png *.jpeg *.jpg *.bmp)')
174 |         # 文件存在
175 |         if __fileName and os.path.exists(__fileName):
176 |             # 设置打开的文件名属性
177 |             self.__fileName = __fileName
178 |             # 转换颜色空间，cv2默认打开BGR空间，Qt界面显示需要RGB空间，所以就统一到RGB吧
179 |             # __bgrImg = cv2.imread(self.__fileName)
180 |             # cv2 读取不了有中文名的图像文件 ！
181 |             # 所以用numpy读取数据，再用cv2.imdecode解码数据来解决。
182 |             __bgrImg = cv2.imdecode(np.fromfile(self.__fileName, dtype=np.uint8), -1)
183 |             # 设置初始化数据
184 |             self.__srcImageRGB = cv2.cvtColor(__bgrImg, cv2.COLOR_BGR2RGB)
185 |             self.__outImageRGB = self.__srcImageRGB.copy()
186 |             self.__tempImageRGB = self.__srcImageRGB.copy()
187 |             # 在窗口中左侧QGraphicsView区域显示图片
188 |             self.__drawImage(self.srcImageView, self.__srcImageRGB)
189 |             # 在窗口中右侧QGraphicsView区域显示图片
190 |             self.__drawImage(self.outImageView, self.__srcImageRGB)
191 | 
192 |     # 在窗口中指定的QGraphicsView区域（左或右）显示指定类型（rgb、灰度、二值）的图像
193 |     def __drawImage(self, location, img):
194 |         # RBG图
195 |         if len(img.shape) > 2:
196 |             # 获取行（高度）、列（宽度）、通道数
197 |             __height, __width, __channel = img.shape
198 |             # 转换为QImage对象，注意第四、五个参数
199 |             __qImg = QImage(img, __width, __height, __width * __channel, QImage.Format_RGB888)
200 |         # 灰度图、二值图
201 |         else:
202 |             # 获取行（高度）、列（宽度）、通道数
203 |             __height, __width = img.shape
204 |             # 转换为QImage对象，注意第四、五个参数
205 |             __qImg = QImage(img, __width, __height, __width, QImage.Format_Indexed8)
206 | 
207 |         # 创建QPixmap对象
208 |         __qPixmap = QPixmap.fromImage(__qImg)
209 |         # 创建显示容器QGraphicsScene对象
210 |         __scene = QGraphicsScene()
211 |         # 填充QGraphicsScene对象
212 |         __scene.addPixmap(__qPixmap)
213 |         # 将QGraphicsScene对象设置到QGraphicsView区域实现图片显示
214 |         location.setScene(__scene)
215 | 
216 |     # 执行保存图片文件的操作
217 |     def __saveImg(self, fileName):
218 |         # 已经打开了文件才能保存
219 |         if fileName:
220 |             # RGB转BRG空间后才能通过opencv正确保存
221 |             __bgrImg = cv2.cvtColor(self.__outImageRGB, cv2.COLOR_RGB2BGR)
222 |             # 保存
223 |             cv2.imwrite(fileName, __bgrImg)
224 |             # 消息提示窗口
225 |             QMessageBox.information(self, '提示', '文件保存成功！')
226 |         else:
227 |             # 消息提示窗口
228 |             QMessageBox.information(self, '提示', '文件保存失败！')
229 | 
230 |     # 保存文件，覆盖原始文件
231 |     def saveFile(self):
232 |         self.__saveImg(self.__fileName)
233 | 
234 |     # 文件另存
235 |     def saveFileAs(self):
236 |         # 已经打开了文件才能保存
237 |         if self.__fileName:
238 |             # 打开文件保存的选择窗口
239 |             __fileName, _ = QFileDialog.getSaveFileName(self, '保存图片', 'Image',
240 |                                                         'Image Files(*.png *.jpeg *.jpg *.bmp)')
241 |             self.__saveImg(__fileName)
242 |         else:
243 |             # 消息提示窗口
244 |             QMessageBox.information(self, '提示', '文件保存失败！')
245 | 
246 |     # 重写窗口关闭事件函数，来关闭所有窗口。因为默认关闭主窗口子窗口依然存在。
247 |     def closeEvent(self, a0: QtGui.QCloseEvent) -> None:
248 |         sys.exit(0)
249 | 
250 |     # -----------------------------------重置图片-----------------------------------
251 |     # 重置图片到初始状态
252 |     def __resetImage(self):
253 |         if self.__fileName:
254 |             # 还原文件打开时的初始化图片数据
255 |             self.__outImageRGB = self.__srcImageRGB.copy()
256 |             # 窗口显示图片
257 |             self.__drawImage(self.outImageView, self.__outImageRGB)
258 | 
259 |     # -----------------------------------图像预处理-----------------------------------
260 |     # 灰度化
261 |     def __toGrayImage(self):
262 |         # 只有RGB图才能灰度化
263 |         if self.__fileName and len(self.__outImageRGB.shape) > 2:
264 |             # 灰度化使得三通道RGB图变成单通道灰度图
265 |             self.__outImageRGB = cv2.cvtColor(self.__outImageRGB, cv2.COLOR_RGB2GRAY)
266 |             self.__drawImage(self.outImageView, self.__outImageRGB)
267 | 
268 |     # 二值化
269 |     def __toBinaryImage(self):
270 |         # 先灰度化
271 |         self.__toGrayImage()
272 |         if self.__fileName:
273 |             # 后阈值化为二值图
274 |             _, self.__outImageRGB = cv2.threshold(self.__outImageRGB, 127, 255, cv2.THRESH_BINARY)
275 |             self.__drawImage(self.outImageView, self.__outImageRGB)
276 | 
277 |     # 反转图片颜色
278 |     def __reverseImage(self):
279 |         if self.__fileName:
280 |             self.__outImageRGB = cv2.bitwise_not(self.__outImageRGB)
281 |             self.__drawImage(self.outImageView, self.__outImageRGB)
282 | 
283 |     # 执行打开属性调节子窗口（亮度、对比度、锐度、饱和度、色调、缩放、旋转）
284 |     def __openPropertyWindow(self, propertyName, func):
285 |         if self.__fileName:
286 |             if self.__propertyWindow:
287 |                 self.__propertyWindow.close()
288 |             self.__propertyWindow = PropertyWindow()
289 |             # 设置窗口内容
290 |             self.__propertyWindow.setWindowTitle(propertyName)
291 |             self.__propertyWindow.propertyLabel.setText(propertyName)
292 |             # 接收信号
293 |             # 设置主窗口接收子窗口发送的信号的处理函数
294 |             self.__propertyWindow.signal.connect(func)
295 |             # 禁用主窗口菜单栏，子窗口置顶，且无法切换到主窗口
296 |             self.__propertyWindow.setWindowFlags(QtCore.Qt.WindowStaysOnTopHint)
297 |             self.__propertyWindow.setWindowModality(QtCore.Qt.ApplicationModal)
298 |             # 显示子窗口
299 |             self.__propertyWindow.show()
300 | 
301 |     # 亮度调节子窗口
302 |     def __openLightWindow(self):
303 |         self.__openPropertyWindow('亮度', self.__changeLight)
304 | 
305 |     # 对比度调节子窗口
306 |     def __openContrastWindow(self):
307 |         self.__openPropertyWindow('对比度', self.__changeContrast)
308 | 
309 |     # 锐度调节子窗口
310 |     def __openSharpWindow(self):
311 |         self.__openPropertyWindow('锐度', self.__changeSharp)
312 | 
313 |     # 饱和度调节子窗口
314 |     def __openSaturationWindow(self):
315 |         self.__openPropertyWindow('饱和度', self.__changeSaturation)
316 | 
317 |     # 色调调节子窗口
318 |     def __openHueWindow(self):
319 |         self.__openPropertyWindow('色调', self.__changeHue)
320 | 
321 |     # 预处理信号
322 |     def __dealSignal(self, val):
323 |         # 拷贝后修改副本
324 |         __img = self.__outImageRGB.copy()
325 |         # 如果是灰度图要转为RGB图
326 |         if len(__img.shape) < 3:
327 |             __img = cv2.cvtColor(__img, cv2.COLOR_GRAY2RGB)
328 | 
329 |         value = str(val)
330 |         # 确认修改
331 |         if value == 'ok':
332 |             # 将暂存的修改保存为结果
333 |             self.__outImageRGB = self.__tempImageRGB.copy()
334 |             return None
335 |         # 修改完成（确认已经做的修改或取消了修改）
336 |         elif value == 'close':
337 |             # 重绘修改预览
338 |             self.__drawImage(self.outImageView, self.__outImageRGB)
339 |             return None
340 |         # 暂时修改
341 |         else:
342 |             return __img
343 | 
344 |     # 执行改变亮度或对比度
345 |     # g(i,j)=αf(i,j)+(1-α)black+β，α用来调节对比度, β用来调节亮度
346 |     def __lightAndContrast(self, img, alpha, beta):
347 |         if len(img.shape) < 3:
348 |             img = cv2.cvtColor(img, cv2.COLOR_GRAY2RGB)
349 |         rows, cols, channels = img.shape
350 |         # 新建全零(黑色)图片数组
351 |         blank = numpy.zeros([rows, cols, channels], img.dtype)
352 |         # 计算两个图像阵列的加权和
353 |         img = cv2.addWeighted(img, alpha, blank, 1 - alpha, beta)
354 |         # 显示修改数据
355 |         self.__drawImage(self.outImageView, img)
356 |         return img
357 | 
358 |     # 修改亮度
359 |     def __changeLight(self, val):
360 |         # 预处理接收到的信号
361 |         __img = self.__dealSignal(val)
362 |         # 如果修改了属性值
363 |         # None的size是1 ！！！
364 |         if numpy.size(__img) > 1:
365 |             beta = int(val) * (255 / 100)
366 |             # 暂存本次修改
367 |             self.__tempImageRGB = self.__lightAndContrast(__img, 1, beta)
368 | 
369 |     # 修改对比度
370 |     def __changeContrast(self, val):
371 |         # 预处理接收到的信号
372 |         __img = self.__dealSignal(val)
373 |         # 如果修改了属性值
374 |         if numpy.size(__img) > 1:
375 |             k = int(val)
376 |             if k != -100:
377 |                 alpha = (k + 100) / 100
378 |             else:
379 |                 alpha = 0.01
380 |             # 暂存本次修改
381 |             self.__tempImageRGB = self.__lightAndContrast(__img, alpha, 0)
382 | 
383 |     # 修改锐度
384 |     def __changeSharp(self, val):
385 |         # 预处理接收到的信号
386 |         __img = self.__dealSignal(val)
387 |         # 如果修改了属性值
388 |         if numpy.size(__img) > 1:
389 |             # 比例
390 |             k = int(val) * 0.01
391 |             if k != 0:
392 |                 # 卷积核（拉普拉斯算子）
393 |                 kernel = numpy.array([[-1, -1, -1], [-1, 9 + k, -1], [-1, -1, -1]])
394 |                 # 通过卷积实现锐化,暂存修改数据
395 |                 self.__tempImageRGB = cv2.filter2D(__img, -1, kernel)
396 |             else:
397 |                 self.__tempImageRGB = self.__outImageRGB.copy()
398 |             # 显示修改数据
399 |             self.__drawImage(self.outImageView, self.__tempImageRGB)
400 | 
401 |     # 修改饱和度
402 |     def __changeSaturation(self, val):
403 |         # 预处理接收到的信号
404 |         __img = self.__dealSignal(val)
405 |         # 如果修改了属性值
406 |         if numpy.size(__img) > 1:
407 |             # 转换颜色空间到HLS
408 |             __img = cv2.cvtColor(__img, cv2.COLOR_RGB2HLS)
409 |             # 比例
410 |             k = int(val) * (255 / 100)
411 |             # 切片修改S分量，并限制色彩数值在0-255之间
412 |             __img[:, :, 2] = numpy.clip(__img[:, :, 2] + k, 0, 255)
413 |             # 暂存修改数据
414 |             self.__tempImageRGB = cv2.cvtColor(__img, cv2.COLOR_HLS2RGB)
415 |             # 显示修改数据
416 |             self.__drawImage(self.outImageView, self.__tempImageRGB)
417 | 
418 |     # 修改色调
419 |     # OpenCV中hue通道的取值范围是0 - 180
420 |     def __changeHue(self, val):
421 |         # 预处理接收到的信号
422 |         __img = self.__dealSignal(val)
423 |         # 如果修改了属性值
424 |         if numpy.size(__img) > 1:
425 |             # 转换颜色空间到HLS
426 |             __img = cv2.cvtColor(__img, cv2.COLOR_RGB2HLS)
427 |             # 比例
428 |             k = int(val) * (90 / 100)
429 |             # 切片修改H分量，并限制色彩数值在0-180之间
430 |             __img[:, :, 0] = (__img[:, :, 0] + k) % 180
431 |             # 暂存修改数据
432 |             self.__tempImageRGB = cv2.cvtColor(__img, cv2.COLOR_HLS2RGB)
433 |             # 显示修改数据
434 |             self.__drawImage(self.outImageView, self.__tempImageRGB)
435 | 
436 |     # -----------------------------------图像运算-----------------------------------
437 |     # 加、减、乘操作
438 |     def __operation(self, func):
439 |         if self.__fileName:
440 |             __fileName, _ = QFileDialog.getOpenFileName(self, '选择图片', '.', 'Image Files(*.png *.jpeg *.jpg *.bmp)')
441 |             if __fileName and os.path.exists(__fileName):
442 |                 # __bgrImg = cv2.imread(__fileName)
443 |                 __bgrImg = cv2.imdecode(np.fromfile(__fileName, dtype=np.uint8), -1)
444 |                 # 图片尺寸相同才能进行运算
445 |                 if self.__outImageRGB.shape == __bgrImg.shape:
446 |                     __rgbImg = cv2.cvtColor(__bgrImg, cv2.COLOR_BGR2RGB)
447 |                     self.__outImageRGB = func(self.__outImageRGB, __rgbImg)
448 |                     self.__drawImage(self.outImageView, self.__outImageRGB)
449 |                 else:
450 |                     QMessageBox.information(None, '提示', '图像尺寸不一致，无法进行操作！')
451 | 
452 |     # 加
453 |     def __addImage(self):
454 |         self.__operation(cv2.add)
455 | 
456 |     # 减
457 |     def __subtractImage(self):
458 |         self.__operation(cv2.subtract)
459 | 
460 |     # 乘
461 |     def __multiplyImage(self):
462 |         self.__operation(cv2.multiply)
463 | 
464 |     # 缩放调节子窗口
465 |     def __openZoomWindow(self):
466 |         self.__openPropertyWindow('缩放', self.__changeZoom)
467 | 
468 |     # 缩放
469 |     def __changeZoom(self, val):
470 |         # 预处理接收到的信号
471 |         __img = self.__dealSignal(val)
472 |         # 如果修改了属性值
473 |         # None的size是1 ！！！   why？？？
474 |         if numpy.size(__img) > 1:
475 |             # 计算比例
476 |             i = int(val)
477 |             if i == -100:
478 |                 k = 0.01
479 |             elif i >= 0:
480 |                 k = (i + 10) / 10
481 |             else:
482 |                 k = (i + 100) / 100
483 |             # 直接cv2.resize()缩放
484 |             self.__tempImageRGB = cv2.resize(__img, None, fx=k, fy=k, interpolation=cv2.INTER_LINEAR)
485 |             # 显示修改数据
486 |             self.__drawImage(self.outImageView, self.__tempImageRGB)
487 | 
488 |     # 旋转调节子窗口
489 |     def __openRotateWindow(self):
490 |         self.__openPropertyWindow('旋转', self.__changeRotate)
491 |         if self.__fileName:
492 |             # 重设属性值取值范围
493 |             self.__propertyWindow.slider.setMaximum(360)
494 |             self.__propertyWindow.slider.setMinimum(-360)
495 |             self.__propertyWindow.spinBox.setMaximum(360)
496 |             self.__propertyWindow.spinBox.setMinimum(-360)
497 | 
498 |     # 旋转
499 |     def __changeRotate(self, val):
500 |         # 预处理接收到的信号
501 |         __img = self.__dealSignal(val)
502 |         # 如果修改了属性值
503 |         # None的size是1 ！！！   why？？？
504 |         if numpy.size(__img) > 1:
505 |             # 比例
506 |             k = int(val)
507 |             (h, w) = __img.shape[:2]
508 |             (cX, cY) = (w // 2, h // 2)
509 |             # 绕图片中心旋转
510 |             m = cv2.getRotationMatrix2D((cX, cY), k, 1.0)
511 |             # 计算调整后的图片显示大小，使得图片不会被切掉边缘
512 |             cos = numpy.abs(m[0, 0])
513 |             sin = numpy.abs(m[0, 1])
514 |             nW = int((h * sin) + (w * cos))
515 |             nH = int((h * cos) + (w * sin))
516 |             m[0, 2] += (nW / 2) - cX
517 |             m[1, 2] += (nH / 2) - cY
518 |             # 变换，并设置旋转调整后产生的无效区域为白色
519 |             self.__tempImageRGB = __img = cv2.warpAffine(__img, m, (nW, nH), borderValue=(255, 255, 255))
520 |             # 显示修改数据
521 |             self.__drawImage(self.outImageView, self.__tempImageRGB)
522 | 
523 |     # -----------------------------------直方图均衡-----------------------------------
524 |     # 归一化直方图
525 |     def __histogram(self):
526 |         if self.__fileName:
527 |             # 如果是灰度图
528 |             if len(self.__outImageRGB.shape) < 3:
529 |                 # __hist = cv2.calcHist([self.__outImageRGB], [0], None, [256], [0, 256])
530 |                 # __hist /= self.__outImageRGB.shape[0] * self.__outImageRGB.shape[1]
531 |                 # plt.plot(__hist)
532 |                 # 使用 matplotlib 的绘图功能同时绘制单通道的直方图
533 |                 # density的类型是 bool型，指定为True,则为频率直方图，反之为频数直方图
534 |                 plt.hist(self.__outImageRGB.ravel(), bins=255, rwidth=0.8, range=(0, 256), density=True)
535 |             # 如果是RGB图
536 |             else:
537 |                 color = {'r', 'g', 'b'}
538 |                 # 使用 matplotlib 的绘图功能同时绘制多通道 RGB 的直方图
539 |                 for i, col in enumerate(color):
540 |                     __hist = cv2.calcHist([self.__outImageRGB], [i], None, [256], [0, 256])
541 |                     __hist /= self.__outImageRGB.shape[0] * self.__outImageRGB.shape[1]
542 |                     plt.plot(__hist, color=col)
543 |             # x轴长度区间
544 |             plt.xlim([0, 256])
545 |             # 显示直方图
546 |             plt.show()
547 | 
548 |     # 直方图均衡化
549 |     def __histogramEqualization(self):
550 |         if self.__fileName:
551 |             # 如果是灰度图
552 |             if len(self.__outImageRGB.shape) < 3:
553 |                 self.__outImageRGB = cv2.equalizeHist(self.__outImageRGB)
554 |             # 如果是RGB图
555 |             else:
556 |                 # 分解通道，各自均衡化，再合并通道
557 |                 (r, g, b) = cv2.split(self.__outImageRGB)
558 |                 rh = cv2.equalizeHist(r)
559 |                 gh = cv2.equalizeHist(g)
560 |                 bh = cv2.equalizeHist(b)
561 |                 self.__outImageRGB = cv2.merge((rh, gh, bh))
562 |             self.__drawImage(self.outImageView, self.__outImageRGB)
563 | 
564 |     # -----------------------------------噪声-----------------------------------
565 |     # 加高斯噪声
566 |     def __addGasussNoise(self):
567 |         if self.__fileName:
568 |             # 图片灰度标准化
569 |             self.__outImageRGB = numpy.array(self.__outImageRGB / 255, dtype=float)
570 |             # 产生高斯噪声
571 |             noise = numpy.random.normal(0, 0.001 ** 0.5, self.__outImageRGB.shape)
572 |             # 叠加图片和噪声
573 |             out = cv2.add(self.__outImageRGB, noise)
574 |             # 还原灰度并截取灰度区间
575 |             self.__outImageRGB = numpy.clip(numpy.uint8(out * 255), 0, 255)
576 |             self.__drawImage(self.outImageView, self.__outImageRGB)
577 | 
578 |     # 加均匀噪声
579 |     def __addUniformNoise(self):
580 |         if self.__fileName:
581 |             # 起始范围
582 |             low = 100
583 |             # 终止范围
584 |             height = 150
585 |             # 搞一个与图片同规模数组
586 |             out = numpy.zeros(self.__outImageRGB.shape, numpy.uint8)
587 |             # 噪声生成比率
588 |             ratio = 0.05
589 |             # 遍历图片
590 |             for i in range(self.__outImageRGB.shape[0]):
591 |                 for j in range(self.__outImageRGB.shape[1]):
592 |                     # 随机数[0.0,1.0)
593 |                     r = random.random()
594 |                     # 填充黑点
595 |                     if r < ratio:
596 |                         # 生成[low，height]的随机值
597 |                         out[i][j] = random.randint(low, height)
598 |                     # 填充白点
599 |                     elif r > 1 - ratio:
600 |                         out[i][j] = random.randint(low, height)
601 |                     # 填充原图
602 |                     else:
603 |                         out[i][j] = self.__outImageRGB[i][j]
604 |             self.__outImageRGB = out.copy()
605 |             self.__drawImage(self.outImageView, self.__outImageRGB)
606 | 
607 |     # 加脉冲噪声
608 |     def __addImpulseNoise(self):
609 |         if self.__fileName:
610 |             # 搞一个与图片同规模数组
611 |             out = numpy.zeros(self.__outImageRGB.shape, numpy.uint8)
612 |             # 椒盐噪声生成比率
613 |             ratio = 0.05
614 |             # 遍历图片
615 |             for i in range(self.__outImageRGB.shape[0]):
616 |                 for j in range(self.__outImageRGB.shape[1]):
617 |                     # 随机数[0.0,1.0)
618 |                     r = random.random()
619 |                     # 填充黑点
620 |                     if r < ratio:
621 |                         out[i][j] = 0
622 |                     # 填充白点
623 |                     elif r > 1 - ratio:
624 |                         out[i][j] = 255
625 |                     # 填充原图
626 |                     else:
627 |                         out[i][j] = self.__outImageRGB[i][j]
628 |             self.__outImageRGB = out.copy()
629 |             self.__drawImage(self.outImageView, self.__outImageRGB)
630 | 
631 |     # -----------------------------------空域滤波-----------------------------------
632 |     # 均值滤波
633 |     def __meanValueFilter(self):
634 |         if self.__fileName:
635 |             # 直接调库
636 |             self.__outImageRGB = cv2.blur(self.__outImageRGB, (5, 5))
637 |             self.__drawImage(self.outImageView, self.__outImageRGB)
638 | 
639 |     # 中值滤波
640 |     def __medianValueFilter(self):
641 |         if self.__fileName:
642 |             # 直接调库
643 |             self.__outImageRGB = cv2.medianBlur(self.__outImageRGB, 5)
644 |             self.__drawImage(self.outImageView, self.__outImageRGB)
645 | 
646 |     # Sobel算子锐化
647 |     def __sobel(self):
648 |         if self.__fileName:
649 |             # 直接调库
650 |             self.__outImageRGB = cv2.Sobel(self.__outImageRGB, -1, 1, 1, 3)
651 |             self.__drawImage(self.outImageView, self.__outImageRGB)
652 | 
653 |     # Prewitt算子锐化
654 |     def __prewitt(self):
655 |         if self.__fileName:
656 |             # Prewitt 算子
657 |             kernelx = numpy.array([[1, 1, 1], [0, 0, 0], [-1, -1, -1]], dtype=int)
658 |             kernely = numpy.array([[-1, 0, 1], [-1, 0, 1], [-1, 0, 1]], dtype=int)
659 |             # 通过自定义卷积核实现卷积
660 |             imgx = cv2.filter2D(self.__outImageRGB, -1, kernelx)
661 |             imgy = cv2.filter2D(self.__outImageRGB, -1, kernely)
662 |             # 合并
663 |             self.__outImageRGB = cv2.add(imgx, imgy)
664 |             self.__drawImage(self.outImageView, self.__outImageRGB)
665 | 
666 |     # 拉普拉斯算子锐化
667 |     def __laplacian(self):
668 |         if self.__fileName:
669 |             # 直接调库
670 |             self.__outImageRGB = cv2.Laplacian(self.__outImageRGB, -1, ksize=3)
671 |             self.__drawImage(self.outImageView, self.__outImageRGB)
672 | 
673 |     # -----------------------------------关于-----------------------------------
674 |     # 关于作者
675 |     def __aboutAuthor(self):
676 |         QMessageBox.information(None, '关于作者', '图像处理软件2.1\n\nCopyright © 2021–2099 赵相欣\n\n保留一切权利')
677 | 
678 | 
679 | if __name__ == '__main__':
680 |     app = QApplication(sys.argv)
681 |     mainWindow = MainWindow()
682 |     mainWindow.show()
683 |     sys.exit(app.exec())
684 | 


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