def detect_sudoku(img):
sudoku_detector = SudokuDetector(img)
sudoku_frame, sudoku_rectangles, max_approx, found = sudoku_detector.get_sudoku_from_image()
if not found:
return [], []
# Uncomment this section if you would like to see the sudoku with rectangles found.
# sd.draw_sudoku()
# cv2.imshow("Sudoku with rectangles found", img)
# cv2.waitKey(0)
bounding_boxes = []
for each in [sudoku_frame] + sudoku_rectangles:
x, y, w, h = cv2.boundingRect(each)
x_left, y_left, x_right, y_right = x, y, x + w, y + h
bounding_boxes.append([(x_left, y_left), (x_right, y_right)])
# for b in bounding_boxes:
# (x_left, y_left), (x_right, y_right) = b
# cv2.rectangle(img, (x_left, y_left), (x_right, y_right), color=(0, 0, 255), thickness=2)
return bounding_boxes, max_approx
