#!/usr/bin/env python
# coding: utf-8

# In[40]:


import cv2
import matplotlib.pyplot as plt

img = cv2.imread('F1.jpg')
img = cv2.resize(img, (200,200))
imgGray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)
imgBlur = cv2.GaussianBlur(imgGray, (7,7), 0)

# Change the values of Threshold for further fine tuning
ret, thresh = cv2.threshold(imgBlur, 140, 190, 0)

# Create image copy to draw outline for cancer cells
img_res = img.copy()

contours, hierarchy = cv2.findContours(thresh, cv2.RETR_TREE, cv2.CHAIN_APPROX_SIMPLE)

img_cancer = cv2.drawContours(img, contours, -1, (125,125,0), 2)

cv2.imshow('input', img)
cv2.imshow('output', img_res)
cv2.imshow('contrast',img_cancer+img)
cv2.waitKey(0)
cv2.destroyAllWindows()


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