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i checked imread function code but couldnt understand how it is calculating the data from given image.Please explain.

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closed as off-topic by Matt L., A_A, Marcus Müller, Peter K. Jan 12 '17 at 13:12

This question appears to be off-topic. The users who voted to close gave these specific reasons:

  • "General programming questions are off-topic here, but can be asked on Stack Overflow." – Marcus Müller, Peter K.
  • "This question does not appear to be about signal processing within the scope defined in the help center." – Matt L., A_A
If this question can be reworded to fit the rules in the help center, please edit the question.

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'imread' function just read the RGB(in case of color image) or black/white(in case of black and white image) value of each pixel in image and shows it in a matrix format.
it is not 'calculating' these values its just reading them from the image/path you provide to imread function.

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