Using OpenCV 3.3 and Python 3 to automatically crop sheets inside images for later archiving them inside a PDF.
- Clone repository
- Create virtual environment
virtualenv -p /usr/local/bin/python3 venv - Source virtual environment
source venv/bin/activate - Install requirements
pip install -r requirements.txt - Run script
./crop.py
- http://www.pyimagesearch.com/2014/09/01/build-kick-ass-mobile-document-scanner-just-5-minutes/
- http://www.pyimagesearch.com/2014/08/25/4-point-opencv-getperspective-transform-example/
- https://stackoverflow.com/questions/36982736/how-to-crop-biggest-rectangle-out-of-an-image/36988763
- https://stackoverflow.com/questions/37803903/opencv-and-python-for-auto-cropping
- https://stackoverflow.com/questions/13538748/crop-black-edges-with-opencv
- http://www.pyimagesearch.com/2016/11/07/intersection-over-union-iou-for-object-detection/
- http://www.pyimagesearch.com/2014/01/20/basic-image-manipulations-in-python-and-opencv-resizing-scaling-rotating-and-cropping/
- https://awesomelemon.github.io/2017/01/15/Document-recognition-with-Python-OpenCV-and-Tesseract.html
- https://stackoverflow.com/questions/6555629/algorithm-to-detect-corners-of-paper-sheet-in-photo
- https://github.com/vipul-sharma20/document-scanner
- http://bretahajek.com/2017/01/scanning-documents-photos-opencv/