PPM image format manipulation.
This project was done for a university assignment for Princípios de Programação course.
$ stack build
$ stack exec -- photoshop-haskell <input_file> <output_file> <flags>
| Arguments | Description |
|---|---|
input_file |
Input file name. |
output_file |
Output file name. |
flags |
Flags to select modifications to be applied on image. |
| Flag name | Description |
|---|---|
-fh |
Horizontal flip |
-fv |
Vertical flip |
-gs |
Gray scale |
-rc |
Red scale |
-bc |
Blue scale |
-gc |
Green scale |
-hw |
Crop half width |
-hh |
Crop half height |
$ stack exec -- photoshop-haskell ./assets/input.ppm output.ppm -fh -gs -hw