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Mar 20th, 2019
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  1. clear all;
  2. close all;
  3.  
  4. obrazInput = imread('ptaszor.bmp');
  5.  
  6. inputWys = size(obrazInput, 1);
  7. inputSzer = size(obrazInput, 2);
  8.  
  9. matrycaRed = zeros(inputWys, inputSzer, 'uint8');
  10. matrycaGreen = zeros(inputWys, inputSzer, 'uint8');
  11. matrycaBlue = zeros(inputWys, inputSzer, 'uint8');
  12.  
  13. for j=1:2:inputWys
  14. for i=1:2:inputSzer
  15. matrycaGreen(j, i) = obrazInput(j, i, 2);
  16. end
  17. end
  18.  
  19. for j=2:2:inputWys
  20. for i=2:2:inputSzer
  21. matrycaGreen(j, i) = obrazInput(j, i, 2);
  22. end
  23. end
  24.  
  25. for j=1:2:inputWys
  26. for i=2:2:inputSzer
  27. matrycaRed(j, i) = obrazInput(j, i, 1);
  28. end
  29. end
  30.  
  31. for j=2:2:inputWys
  32. for i=1:2:inputSzer
  33. matrycaBlue(j, i) = obrazInput(j, i, 3);
  34. end
  35. end
  36.  
  37. obrazOutput(:,:,1) = matrycaRed;
  38. obrazOutput(:,:,2) = matrycaGreen;
  39. obrazOutput(:,:,3) = matrycaBlue;
  40. imshow(obrazOutput);
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