MATLAB: How to create a white image

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I would like to create a NxM white image. But how to put color vectors [256 256 256] into a 2D array?

Best Answer

  • Try this to create a grayscale image:
    whiteImage = 255 * ones(N, M, 'uint8');
    imshow(whiteImage);
    To create an RGB image, try this:
    whiteImage = 255 * ones(480, 640, 3, 'uint8');
    imshow(whiteImage);