Having installed libpng library in C for reading images like matrixes.
It can be installed with
sudo apt install libpng-dev
Warning: they are in spanish
- Investigate about the 'Max Tree' & 'Component Tree'.
- Represent an image as a tree and apply filters on it.
The C programng can be complie using:
make
and ejecuted using:
./filters <input.png> <output.png> <filter_type> <A G | D>
Filter nodes with area higher than 200 pixels and grayish higher than 50:
./filters tests/hard/campus.png out.png area 200 50
Filter nodes with delta lower than 0.5:
./filters tests/hard/campus.png out.png delta 0.05
To generate every file use:
python3 gen.py
and to check them:
python3 compare.py