3.在第一步中配置GUI程序中加入opencv库的引用 在.pro文件中添加头文件和lib库的引用路径 INCLUDEPATH += /usr/local/include \ /usr/local/include/opencv \ /usr/local/include/opencv2 LIBS += /usr/local/lib/libopencv_highgui.so \ /usr/local/lib/libopencv_core.so \ /usr/local/lib/libopencv_...
1、cv2.imread():读入图片,共两个参数,第一个参数为要读入的图片文件名,第二个参数为如何读取图片,包括 cv2.IMREAD_COLOR:读入一副彩色图片;cv2.IMREAD_GRAYSCALE:以灰度模式读入图片;cv2.IMREAD_UNCHANGED:读入一幅图片,并包括其alpha通道。 PS:调用opencv,就算图像的路径是错的,OpenCV 也不会提醒你的,但是当...
import os import cv2 # tkinter是Python内置的简单GUI库,实现一些比如打开文件夹,确认删除等操作十分方便 from tkFileDialog import askdirectory from tkMessageBox import askyesno # 定义标注窗口的默认名称 WINDOW_NAME = 'Simple Bounding Box Labeling Tool' # 定义画面刷新的大概帧率(是否能达到取决于电脑性能) F...
For example, if we are only going to work with the basic OpenCV types and core functionality, we can use the following command: FIND_PACKAGE(OpenCV 4.0.0 REQUIRED core). 如果CMake 没有找到它,它会返回一个错误,并且不会阻止我们编译我们的应用。 MESSAGE函数在终端或 CMake GUI 中显示消息。 在...
打开CMake(cmake-gui): Where is the source code:选择opencv源代码文件夹 Where to build thr binaries:选择build文件夹 点击Configure进行配置,弹出的窗口中下拉选择MinGW Makefiles,单选框直接选择Use default native compilers,如果前面配置OK的话,CMake应该可以自动检测到编译器所在位置的 ...
easy_handeye 包中给出了用一个 launch 文件实现的示例,在如下的目录中:/home/guyue/ur_ws/src/easy_handeye/docs/example_launch/ur5_kinect_calibration.launch,这里只有ur5+kinect的,ur3+realsense的修改即可。 在ur5_kinect_calibration.launch基础上进行修改: ...
GraphRAG: For Medical Document Analysis Code OmniParser: Vision Based GUI Agent Fine-Tuning-YOLOv12-Comparison-With-YOLOv11-And-YOLOv7-Based-Darknet Code FineTuning RetinaNet for Wildlife Detection with PyTorch: A Step-by-Step Tutorial Code DUSt3R: Geometric 3D Vision Made Easy : Explanation...
that the packages avoid a heavy dependency chain to X11 libraries and you will have for example smaller Docker images as a result. You should always use these packages if you do not usecv2.imshowet al. or you are using some other package (such as PyQt) than OpenCV to create your GUI....
接下来我们用官方的 example 代码(位置如下)测试我们编好的库,并用 CMake 来构建我们的工程。 % tree -L 1 opencv_contrib-4.5.0/modules/sfm opencv_contrib-4.5.0/modules/sfm ├── CMakeLists.txt ├── README.md ├── cmake ├── doc ├── include ├── samples # sample code here...
在QImage上使用QPainter时,可以在当前GUI线程之外的另一个线程中执行绘制。QImage提供了一系列功能,可用于获取有关图像的各种信息。也有几个功能,使图像转换。 详见官网介绍:QImage Class | Qt GUI 5.10 QImg = QImage(img.data, width, height, bytesPerLine, QImage.Format_RGB888) 函数原型是:QImage(str, ...