import cv2
import matplotlib.pyplot as plt
def main():
const = 2
block_size = 51
imagePath = "../data/sudoku.png"
image = cv2.imread(imagePath, 0)
cv2.imshow("Orignal Image", image)
mean_thresh = \
cv2.adaptiveThreshold(image, 255, cv2.ADAPTIVE_THRESH_MEAN_C, cv2.THRESH_BINARY, block_size, const)
gaussian_thresh = \
cv2.adaptiveThreshold(image, 255, cv2.ADAPTIVE_THRESH_GAUSSIAN_C, cv2.THRESH_BINARY, block_size, const)
images = [image, mean_thresh, gaussian_thresh]
titles = ["Orignals", "Mean", "Gaussian"]
cv2.imshow("Mean Image", mean_thresh)
cv2.imshow("Gaussian Image", gaussian_thresh)
for i in range(3):
plt.subplot(3, 1, i + 1)
plt.imshow(images[i], cmap='gray')
plt.title(titles[i])
plt.show()
cv2.waitKey(0)
cv2.destroyAllWindows()
if __name__ == '__main__':
main()
