Fig. 1. Algorithm flow chart

Fig. 2. Light field representation using 4D light field function based on Levoy’s light field rendering theory

Fig. 3. Geometrical relationship of sub-image array processing

Fig. 4. Schematic diagram of experimental device

Fig. 5. Reconstructed image in different iterations

Fig. 6. Foreground image

Fig. 7. Results processing diagram

Fig. 8. Image quality comparsion.（a）Original image；（b）Algorithm of Ref.［3］；（c）Ours.