teo3n
commented
2 years ago I don't think it matters at all as far as you use any major version 4.x onwards. Just use the latest one (4.5.5 right now) and you will be fine.
Open SomnusHe opened 2 years ago
teo3n
commented
2 years ago I don't think it matters at all as far as you use any major version 4.x onwards. Just use the latest one (4.5.5 right now) and you will be fine.
AiYoWeiYL
commented
2 years ago Hi, may I ask which version of Eigen is? I met the following problems when compiling (using OpenCV 4.5.5 , Open3D 0.10.1)
In file included from /usr/local/include/eigen3/unsupported/Eigen/CXX11/src/util/CXX11Meta.h:14:0,
from /usr/local/include/eigen3/unsupported/Eigen/CXX11/Tensor:31,
from /home/yr/cvlib/opencv-4.5.5/modules/core/include/opencv2/core/eigen.hpp:64,
from /home/yr/Open3DGen/src/math_modules.h:9,
from /home/yr/Open3DGen/src/math_modules.cpp:1:
/usr/local/include/eigen3/unsupported/Eigen/CXX11/src/util/EmulateArray.h:254:30: error: redeclared with 1 template parameter
template ~~~~~
In file included from /usr/local/include/Open3D/3rdparty/Eigen/Core:151:0,
from /usr/local/include/Open3D/Camera/PinholeCameraIntrinsic.h:29,
from /usr/local/include/Open3D/Open3D.h:30,
from /home/yr/Open3DGen/src/math_modules.h:2,
from /home/yr/Open3DGen/src/math_modules.cpp:1:
/usr/local/include/Open3D/3rdparty/Eigen/src/Core/util/Meta.h:402:55: note: previous declaration ‘template<class T, class EnableIf> struct Eigen::internal::array_size’ used 2 template parameters
template<typename T, typename EnableIf = void> struct array_size {
^~~~~~
In file included from /usr/local/include/eigen3/unsupported/Eigen/CXX11/src/util/CXX11Meta.h:14:0,
from /usr/local/include/eigen3/unsupported/Eigen/CXX11/Tensor:31,
from /home/yr/cvlib/opencv-4.5.5/modules/core/include/opencv2/core/eigen.hpp:64,
from /home/yr/Open3DGen/src/math_modules.h:9,
from /home/yr/Open3DGen/src/math_modules.cpp:1:
/usr/local/include/eigen3/unsupported/Eigen/CXX11/src/util/EmulateArray.h:255:41: error: redefinition of ‘struct Eigen::internal::array_size<const std::array<_Tp, _Nm> >’
template<class T, std::size_t N> struct array_size<const std::array<T,N> > {
hello， I would like to know which version of opencv you are using？