強壯的進度 2011/12/28 我是強壯XD

Feedback channel’s delay 在practical system下, Feedback channel 在時間上是極大的bottleneck 我是強壯XD

Sequence name SI gen LDPCA Dec Feedback channel Etc. foreman 9.3 123.3 283.09 8.88 soccer 6.04 95.31 313.67 8.68 coastguard 14.75 98.06 310.59 15.46 hall 3.87 109.89 348.56 5.25 我是強壯XD

我是強壯XD

Methods to speed up at feedback channel So we propose 2 methods to decrease time consuming at feedback channel. Estimate the syndromes size per WZ frame Estimate the syndromes size per bitplane 我是強壯XD

Estimate by reference frame 我是強壯XD

Estimate by previous bands 我是強壯XD

Foreman syn need 我是強壯XD

Foreman req num 我是強壯XD

Cover rate 我是強壯XD

LDPCA speed up 我是強壯XD

bitrate 我是強壯XD

Wyner-ziv to H.264 transcoder Wyner-ziv Encoding algorithm H.264 Decoding algorithm 我是強壯XD

DVC to H.264/AVC transcoder Input video output video Parity bits H.264/AVC bitstream DVC to H.264/AVC transcoder DVC encoder H.264/AVC decoder Request 我是強壯XD

Feedback channel CRC gen CRC check LDPCA Encoder LDPCA Decoder Buffer +63bitplane LDPCA Encoder LDPCA Decoder Buffer 我是強壯XD

request reconstructed Bitplane 1 Bitplane 1 syndrome 1 Frequency domain sequence 2m level Quantizer LDPCA Encoder LDPCA Decoder Bitplane Mk syndrome Mk reconstructed Bitplane Mk Side information

3.4 Part 1 Part 2

3.5

3.5 DC AC1 AC2 AC3 AC4 AC5 AC6 AC7 AC8 AC9 AC10 AC11 AC12 AC13 AC14 Wyner-Ziv to H.264 Video Transcoder for Low Cost Video Encoding Bitplane Number

3.5 DC AC1 AC2 AC3 AC4 AC5 AC6 AC7 AC8 AC9 AC10 AC11 AC12 AC13 AC14 Wyner-Ziv to H.264 Video Transcoder for Low Cost Video Encoding Bitplane Number

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Side information generation CRC gen CRC check bitplanes Feedback channel 2m level Quantizer LDPCA Encoder LDPCA Decoder Buffer reconstruction IDCT&Dequan WZ frame DCT Side information generation Key frame Syndrome Reorganizer Syndrome Reorganizer 我是強壯XD

Side information generation CRC gen CRC check bitplanes Feedback channel 2m level Quantizer LDPCA Encoder LDPCA Decoder Buffer reconstruction IDCT&Dequan WZ frame DCT Proposed mehtods Side information generation Key frame Syndrome Reorganizer Syndrome Reorganizer 我是強壯XD

Syndromes size estimator Side information generation CRC gen CRC check bitplanes Feedback channel 2m level Quantizer LDPCA Encoder LDPCA Decoder Buffer reconstruction IDCT&Dequan WZ frame DCT Syndromes size estimator Side information generation Key frame Syndrome Reorganizer Syndrome Reorganizer 我是強壯XD

Syndrome size estimation Feedback channel LDPCA Encoder LDPCA Decoder syndromes Previous syndrome size Syndrome size estimator 我是強壯XD

s1 s2 s3 s4 s5 s6 s7 b1 我是強壯XD

s1 s2 s3 s4 s5 s6 s7 b1 我是強壯XD

s1 s2 s3 s4 s5 s6 s7 b1 我是強壯XD

s1 s2 s3 s4 s5 s6 s7 b1 b2 b3 我是強壯XD

b1 P1 P2 P3 b2 P1 P2 P3 b63 P1 P2 P3 VP1 VP2 VP3 我是強壯XD

Parallel syndrome delivery LDPCA Encoder Parallel syndrome delivery LDPCA Decoder syndrome rearrangment syndromes 我是強壯XD

我是強壯XD

Thank you 我是強壯XD

我是強壯XD