To download all files, run
git clone --recursive https://github.com/roguh/cv-composer
CMake and OpenCV are needed to compile this project. On Ubuntu, these can be installed easily by running:
sudo apt install libopencv-dev cmake
On NixOS, you can use the defaut.nix file should install the complete development version of OpenCV.
nix-shell
cd build
cmake ..
make
Run the following to get a list of commands.
./composer --help
Run the Canny edge detector. Get help by running ./composer canny --help
./composer --image image.png canny
See intermediate results while running the edge detector on input from the composer camera:
./composer --camera canny --show-intermediate
Calculate the convolution between an image image.png and a kernel.
Save results to a file.
./composer --no-gui --image image.png convolution --kernel sharpen
./composer --no-gui --image image.png convolution --polar-x scharr-west --polar-y scharr-north