How much should you zero pad an image before taking the fft ?
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If i have an image that is 200x200 and I want to take the FFT how much zero padding is required ?
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Bhargavi Maganuru
2020년 3월 31일
편집: Bhargavi Maganuru
2020년 3월 31일
If input signal of fft is not in the powers of 2, which is 200 in your case so, you can do zero padding till length is 256.
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David Goodmanson
2020년 3월 31일
편집: David Goodmanson
2020년 3월 31일
HI Bhargavi,
could you explain why going to a power of 2 is a good idea, or not?
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