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Distributed Video Coding 林明德. Outline DCT base DSC DWT base DSC.

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Presentation on theme: "Distributed Video Coding 林明德. Outline DCT base DSC DWT base DSC."— Presentation transcript:

1 Distributed Video Coding 林明德

2 Outline DCT base DSC DWT base DSC

3

4 Quantizer & Bit-plane level QuantizerExtract bit plane

5 Interpolation & Extrapolation

6

7

8

9 Test Image 512*512 mobile0.raw512*512 mobile1.raw

10 Wyner-Ziv Frame Wavelet transform : 9/7 filter Level : 2 Quantization : 64 bins Key-Frame Wavelet transform : 9/7 filter Level : 5 Bit-rate : 2 bpp

11 Wavelet Transform (2 level) LL band size = 128*128 Quantizer (6 bits) 64 bins = 0~63 Bit-planes number = 6 (length=16384) Bit-plane123456 error109526994334609271537869 corrected153005----

12 Passable Solution Gray Code High frequency motion estimation

13 Gray Code Binary codeGray code 0000 1001 2010011 3 010 4100110 5101111 6110101 7111100

14 High Frequency Motion Estimation

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