cardscan 0.4.0

OpenCV python pipeline to finds black bordered frame in an image. Fix the perspective, crop and rotate.

Cardscan

OpenCV python pipeline to extract black bordered frame in an image. Post process the image, find and filter contours, fix the perspective, crop and rotate. No machine learning involved.

Experimental stage project

Install

pip install cardscan

Usage

import cv2
from cardscan import scan

img = cv2.imread('path_to_your_image.jpg') 
img_result_array = scan(img)

More examples here

Dev

install poetry

pip install poetry

install dependencies

# cd at the project root
poetry install

run one of the pipeline visualization app

poetry run python -m examples.cam_draw_pip
poetry run python -m examples.cam_use_pipeline
poetry run python -m examples.cam_visual_pipeline
poetry run python -m examples.cam_visual_contours
poetry run python -m examples.cam_simple
poetry run python -m examples.from_file