How to rotate image using code?

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Pham Viet Thien
Pham Viet Thien 2018년 9월 24일
답변: Image Analyst 2018년 9월 24일
no use imrotate(im,angle)
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Rik
Rik 2018년 9월 24일
Do you mean that doesn't work? Or do you mean you have a homework assignment that tells you to make this?

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Image Analyst
Image Analyst 2018년 9월 24일
Scan the output image. For each row, column location use the Rotation matrix (from Wikipedia) to determine where in the input image the pixel should come from, and assign it.

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