added sepia image convertor script

Author: sharur7

Image-Processing/Image To Sepia Effect/Taj_Mahal.jpg

@@ -0,0 +1,19 @@
+# Importing libraries
+import cv2
+import numpy as np
+
+img = cv2.imread('taj_mahal.jpg')
+original = img.copy()
+# Converting into float
+img = np.array(img, dtype=np.float64)
+# Multipying image with special sepia matrix
+img = cv2.transform(img, np.matrix([[0.272, 0.534, 0.131],
+                                    [0.349, 0.686, 0.168],
+                                    [0.393, 0.769, 0.189]]))
+img[np.where(img > 255)] = 255
+# Converting into integer again
+img = np.array(img, dtype=np.uint8)
+cv2.imshow("original", original)
+cv2.imshow("sepia", img)
+cv2.waitKey(0)
+cv2.destroyAllWindows()