import numpy as np
import cv2
import matplotlib.pyplot as plt

%matplotlib inline






img = cv2.imread('C:/Users/Sergey/Sanya/komputernoe_zrenie/CV_SOS-master/less_03/bin_ship/task_img/test_image_00.jpg')
img_plt = cv2.cvtColor(img.copy(), cv2.COLOR_BGR2GRAY)

ret,thresh1 = cv2.threshold(img_plt,88,255,cv2.THRESH_BINARY)
titles = ['Original Image','BINARY']
images = [img_plt, thresh1]
plt.figure(figsize=(20,20))
for i in range(2):
    plt.subplot(2,3,i+1),plt.imshow(images[i],'gray')
    plt.title(titles[i])
    plt.xticks([]),plt.yticks([])



thresh1.shape = (thresh1.shape[0]*256, 3)
s = 0
a = np.array(([[255, 255, 255]]))


for i in range(thresh1.shape[0]):
    if (thresh1[i] == a).all():
        s += 1

plt.show()






print("Площадь корабля = ",s)