DTT is a header-only library that provides data transfer tools between C++ linear algebra libraries. Currently, it supports data transfer between the following libraries:
- Eigen (>=3.3.x)
- Armadillo (>=9.x)
- OpenCV (cv::Mat) (2.x, 3.x, 4.x)
- ArrayFire (>=3.x)
- LibTorch (PyTorch C++) (>=1.x)
Current status:
Last page update: 25/08/2019
| From/To | Eigen | Armadillo | OpenCV | ArrayFire | LibTorch |
|---|---|---|---|---|---|
| Eigen | - | X | X | X | X |
| Armadillo | X | - | X | X | X |
| OpenCV | X | X | - | X | X |
| ArrayFire | X | X | X | - | X |
| LibTorch | X | X | X | X | - |
Tested on:
- MacBook Pro (13-inch, 2017)
- Mac OS X Mojave (10.14.5), Clang 10 (clang-1000.11.45.5), Xcode 10.1 with the following libraries:
-
- OpenCV 4.1.1 (stable, built from source)
-
- Eigen 3.3.7 (stable)
-
- Armadillo 9.600.5 (stable)
-
- ArrayFire 3.6.4 (stable)
-
- LibTorch (1.3.0.dev20190820)
Install dependencies:
brew install eigen
brew install armadillo
# download and install ArrayFire: https://arrayfire.com/download/
# download and install LibTorch: https://pytorch.org/get-started/locally/
# download adn install OpenCV: https://opencv.org/releases/
How to compile and run:
git clone https://github.com/andrewssobral/dtt.git
cd dtt && mkdir build && cd build
cmake -DCMAKE_PREFIX_PATH=$LIBTORCH_HOME ..
./dtt_test
How to use:
#include <dtt.h>
using namespace dtt;
// that's all!List of available functions:
-
From Eigen:
-
- eigen2arma
-
- eigen2cv
-
- eigen2af
-
- eigen2libtorch
-
From Armadillo:
-
- arma2eigen
-
- arma2cv
-
- arma2af
-
- arma2libtorch
-
From OpenCV:
-
- cv2eigen
-
- cv2arma
-
- cv2af
-
- cv2libtorch
-
From ArrayFire:
-
- af2eigen
-
- af2arma
-
- af2cv
-
- af2libtorch
-
From LibTorch:
-
- libtorch2eigen
-
- libtorch2arma
-
- libtorch2cv
-
- libtorch2af
See test/dtt_test.h and test/dtt_test.cpp for usage examples.
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