ubuntu 16.04 + Qt5.7.1+VTK6.3.0 + opencv2.4.13-viz(3D可视化)安装教程
2017-05-13 16:23
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ubuntu 16.04 + Qt5.7.1+VTK6.3.0 + opencv2.4.13-viz(3D可视化)安装教程
author@jason_qlhttp://blog.csdn.net/lql0716
Viz-OpenCV2.4.13官方文档
This section describes 3D visualization window as well as classes and methods that are used to interact with it.
3D visualization window (see Viz3d) is used to display widgets (see Widget), and it provides several methods to interact with scene and widgets.
Vtk,(visualization toolkit)是一个开源的免费软件系统,主要用于三维计算机图形学、图像处理和可视化。Vtk是在面向对象原理的基础上设计和实现的,它的内核是用C++构建的,包含有大约250,000行代码,2000多个类。
OpenGL(全写Open Graphics Library)是指定义了一个跨编程语言、跨平台的编程接口规格的专业的图形程序接口。它用于三维图像(二维的亦可),是一个功能强大,调用方便的底层图形库。
OpenGL™ 是行业领域中最为广泛接纳的 2D/3D 图形 API,其自诞生至今已催生了各种计算机平台及设备上的数千优秀应用程序。OpenGL™ 是独立于视窗操作系统或其它操作系统的,亦是网络透明的。在包含CAD、内容创作、能源、娱乐、游戏开发、制造业、制药业及虚拟现实等行业领域中,OpenGL™ 帮助程序员实现在 PC、工作站、超级计算机等硬件设备上的高性能、极具冲击力的高视觉表现力图形处理软件的开发。
1 安装可视化cmake-gui
sudo apt-get install cmake-curses-gui2 安装Qt5
安装过程可参考以下链接的第3.1节http://blog.csdn.net/lql0716/article/details/54564721
3 安装X11
sudo apt-get install libx11-dev libxext-dev libxtst-dev libxrender-dev libxmu-dev libxmuu-dev4 安装OpenGL
sudo apt-get install build-essential libgl1-mesa-dev libglu1-mesa-dev libglut-dev如果提示
libglut-dev安装失败,则用如下命令安装
libglut-dev:
sudo apt-get install freeglut3-dev
5 编译VTK6.3
下载VTK6.3,并解压,解压后的文件名一般为
VTK-6.3.0
下载网址:http://www.vtk.org/download/
打开
cmake-gui界面
在终端输入:cmake-gui
在
cmake-gui界面进行如下操作:
1、设置
“where is the source code:”的路径为文件夹
VTK-6.3.0所在路径,如
/home/VTK-6.3.0;
2、设置
“where to build the binaries:”的路径为
/home/VTK-6.3.0/build,即在
/home/VTK-6.3.0的路径下新建文件夹
build;
3、点击
“Configure”,在弹出对话框中选择
“Current Generator”为“Unix MakeFiles”,完成之后会提示
“Configuring done”;
4、由于安装的是
Qt5,而
VTK-6.3.0默认是
Qt 4, 故需要在第3步完成之后,找到
Qt Version,将
4改为
5,然后再次点击
“Configure”,完成之后会提示
“Configuring done”;
5、点击
“Generate”,完成之后会提示
“Generating done”;
6、在终端进入到文件夹
build的路径下,输入以下命令:
sudo make
sudo make install
7、图示:
图示可参考下面opencv的图示
以上步骤完成以后,VTK-6.3.0安装完成。
6 编译opencv2.4.13
下载opencv-2.4.13,并解压,解压后的文件名一般为
opencv-2.4.13
下载网址:http://blog.csdn.net/lql0716/article/details/52474045
打开
cmake-gui界面
在终端输入:cmake-gui
在
cmake-gui界面进行如下操作:
1、设置
“where is the source code:”的路径为文件夹
opencv-2.4.13所在的路径,如
/home/opencv-2.4.13;
2、设置
“where to build the binaries:”的路径为
/home/opencv-2.4.13/build,即在
/home/opencv-2.4.13的路径下新建文件夹
build;
3、点击
“Configure”,完成之后会提示
“Configuring done”;
4、将
"WITH_VTK"勾选,然后再次点击
“Configure”,完成之后会提示
“Configuring done”;
5、点击
“Generate”,完成之后会提示
“Generating done”;
6、在终端进入到文件夹build的路径下,输入以下命令:
sudo make
sudo make install
7、图示:
以上步骤完成以后,带VTK-6.3.0的opencv安装完成。
7 配置Qt
打开Qt以后,新建工程,将以下路径添加“.pro”文件中,详细过程请参考以下链接第3节内容:http://blog.csdn.net/lql0716/article/details/54564721
(注意:请添加本文的路径,多了一条路径/usr/local/lib/libopencv_viz.so,一定要添加进去)
INCLUDEPATH += /usr/local/include \ /usr/local/include/opencv \ /usr/local/include/opencv2 \ /usr/local/include/vtk-6.3 LIBS += /usr/local/lib/libopencv_calib3d.so \ /usr/local/lib/libopencv_contrib.so \ /usr/local/lib/libopencv_core.so \ /usr/local/lib/libopencv_features2d.so \ /usr/local/lib/libopencv_flann.so \ /usr/local/lib/libopencv_gpu.so \ /usr/local/lib/libopencv_highgui.so \ #/usr/local/lib/libopencv_imgcodecs.so \ /usr/local/lib/libopencv_imgproc.so \ /usr/local/lib/libopencv_legacy.so \ /usr/local/lib/libopencv_ml.so \ /usr/local/lib/libopencv_nonfree.so \ /usr/local/lib/libopencv_objdetect.so \ /usr/local/lib/libopencv_ocl.so \ /usr/local/lib/libopencv_photo.so \ #/usr/local/lib/libopencv_shape.so \ /usr/local/lib/libopencv_stitching.so \ /usr/local/lib/libopencv_superres.so \ /usr/local/lib/libopencv_video.so \ /usr/local/lib/libopencv_videostab.so \ /usr/local/lib/libopencv_viz.so
8 配置OpenCV.conf
若不配置OpenCV.conf,某些lib文件可能失效。配置过程:http://blog.csdn.net/lql0716/article/details/54434695
9 Viz-3D
可视化测试
测试代码:将以下代码直接复制到Qt工程里面,点击运行即可。
#include <QCoreApplication> #include <opencv2/opencv.hpp> //#include <opencv2/viz.hpp> #include <opencv2/viz/viz3d.hpp> using namespace cv; using namespace std; int main() { /// Create a window viz::Viz3d myWindow("Coordinate Frame"); /// Add coordinate axes myWindow.showWidget("Coordinate Widget", viz::WCoordinateSystem()); /// Add line to represent (1,1,1) axis viz::WLine axis(Point3f(-1.0f, -1.0f, -1.0f), Point3f(1.0f, 1.0f, 1.0f)); axis.setRenderingProperty(viz::LINE_WIDTH, 4.0); myWindow.showWidget("Line Widget", axis); /// Construct a cube widget viz::WCube cube_widget(Point3f(0.5, 0.5, 0.0), Point3f(0.0, 0.0, -0.5), true, viz::Color::blue()); cube_widget.setRenderingProperty(viz::LINE_WIDTH, 4.0); /// Display widget (update if already displayed) myWindow.showWidget("Cube Widget", cube_widget); /// Rodrigues vector Mat rot_vec = Mat::zeros(1, 3, CV_32F); float translation_phase = 0.0, translation = 0.0; while (!myWindow.wasStopped()) { //* Rotation using rodrigues /// Rotate around (1,1,1) rot_vec.at<float>(0, 0) += CV_PI * 0.01f; rot_vec.at<float>(0, 1) += CV_PI * 0.01f; rot_vec.at<float>(0, 2) += CV_PI * 0.01f; /// Shift on (1,1,1) translation_phase += CV_PI * 0.01f; translation = sin(translation_phase); Mat rot_mat; Rodrigues(rot_vec, rot_mat); /// Construct pose Affine3f pose(rot_mat, Vec3f(translation, translation, translation)); myWindow.setWidgetPose("Cube Widget", pose); myWindow.spinOnce(1, true); } return 0; }
3D效果截图:
参考资料:
ubuntu14.04安装openglvtk官网下载
Ubuntu 16.04编译VTK7.1
Installing OpenCV 2.4.9 in Ubuntu 14.04 LTS
OpenCV Viz 3D虚拟空间模块
使用Opencv3.0新特征(Viz,TLD….)
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