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Nov 15th, 2019
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  1. import numpy as np
  2. from cv2 import cv2
  3.  
  4. slika = cv2.imread('../images/goldhill.bmp')
  5. print(slika)
  6. cv2.imshow('Ucitana slika', slika)
  7. cv2.waitKey(0)
  8. cv2.destroyAllWindows()
  9. print(slika.shape) #redova, stupaca, kanala
  10. dmvp=slika.copy() #dvostruko manje redova
  11. dmvp=slika[::2, :, :]
  12. # cv2.imshow('Dvostruko manje redova ucitane slike', dmvp)
  13. cv2.imwrite("dmvp.jpg", dmvp)
  14. dmhp=slika.copy() #dvostruko manje stupaca
  15. dmhp=slika[:, ::2, :]
  16. # cv2.imshow('Dvostruko manje stupaca ucitane slike', dmhp)
  17. cv2.imwrite("dmhp.jpg", dmhp)
  18. dmvh=slika.copy() #dvostruko manje redova i stupaca
  19. dmvh=slika[::2, ::2, :]
  20. # cv2.imshow('Dvostruko manje redova i stupaca ucitane slike', dmvh)
  21. cv2.imwrite("dmvh.jpg", dmvh)
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