A simple UI tool to batch crop images to prepare datasets.
Install requirements (only pillow and opencv) with;
pip install -r requirements.txt
Run with;
python main.py
Select input folder, adjust crop rectangle size with mousewheel, click, repeat.
There are options to enter class names and image descriptions per crop. Class name creates seperate directories to save in the output folder and image descriptions create txt files with the same names per image.
Shortcut keys when cursor is on canvas;
- q: Rotate image CCW
- e: Rotate image CW
- r: Toggle roll to next image on crop
- space: Roll to next image
Hack away.