9月10日课上题

2024-09-10 10:30:33 +08:00
parent 05e35cdc83
commit ac77a9f4d9
8 changed files with 63 additions and 0 deletions
@@ -0,0 +1,3 @@
+# 默认忽略的文件
+/shelf/
+/workspace.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$" />
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Black">
+    <option name="sdkName" value="OpenCV_Study" />
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="OpenCV_Study" project-jdk-type="Python SDK" />
+</project>
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/2024,9,10.iml" filepath="$PROJECT_DIR$/.idea/2024,9,10.iml" />
+    </modules>
+  </component>
+</project>
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="$PROJECT_DIR$/../.." vcs="Git" />
+  </component>
+</project>
@@ -0,0 +1,25 @@
+import cv2 as cv
+
+# read image
+img = cv.imread("opencv_logo.png",cv.IMREAD_UNCHANGED)
+
+# get height and width, channel of img
+height,width,channel=img.shape
+
+# show infos
+print("height=\t",height)
+print("width=\t",width)
+print("channel=\t",height)
+
+# split channels
+blue,green,red=cv.split(img)
+
+# show channels
+## red channel
+#cv.imshow("channel", red)
+## green channel
+cv.imshow("channel", green)
+## blue channel
+#cv.imshow("channel", blue)
+cv.waitKey(0)
+cv.destroyWindow("channel")