International Journal of Reconfigurable Computing / 2018 / Article / Alg 1

Research Article

Algorithm and Architecture Optimization for 2D Discrete Fourier Transforms with Simultaneous Edge Artifact Removal

Algorithm 1

Periodic plus smooth decomposition (PSD).
Input: of size
  Step A: Compute the 2D DFT of image :
  Step B: Compute periodic border :
 2: while do
 3:  while do
 4:   if () then
 6:   else
 8:   end if
 9:   if () then
 11:   else
 13:   end if
 14:  end while
 15: end while
  Step C: Compute the 2D DFT of :
  Step D: Compute the Smooth Component :
  Step E: Compute the Periodic Component :
 21: return

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