Spread Spectrum-based Multi-bit Watermarking for Free-view Video 1 Huawei Tian, Zheng Wang, Yao...
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Spread Spectrum-based Multi-bit Watermarking for Free-view Video 1 Huawei Tian, Zheng Wang, Yao Zhao, Rongrong Ni, Lunming Qin Institute of Information Science Beijing Jiaotong University E-mail: [email protected], [email protected], {yzhao, rrni}@bjtu.edu.cn, [email protected]
Spread Spectrum-based Multi-bit Watermarking for Free-view Video 1 Huawei Tian, Zheng Wang, Yao Zhao, Rongrong Ni, Lunming Qin Institute of Information
Spread Spectrum-based Multi-bit Watermarking for Free-view
Video 1 Huawei Tian, Zheng Wang, Yao Zhao, Rongrong Ni, Lunming Qin
Institute of Information Science Beijing Jiaotong University
E-mail: [email protected], [email protected], {yzhao,
rrni}@bjtu.edu.cn, [email protected]
Slide 2
2 Free view-point video 3-D video Free view video demo of
KDDI.
Slide 3
3 Free view-point TV 3-D video Collection terminal Display
terminal
Slide 4
4 Light field rendering (LFR) FTV
Slide 5
5 Two kinds of Interpolation methods of LFR LFR
Slide 6
6 Framework of watermarking scheme Embedding
Slide 7
7 Framework of watermarking scheme Extraction
Slide 8
8 Location of virtual cameras FLR
Slide 9
9 Imperceptibility Test Imperceptibility Position-A Position-E
Rendered view for original light field array Rendered view for
marked light field array Difference Multiplied by 2
Slide 10
10 Experimental Results BER of virtual camera
Slide 11
11 Experimental Results Robustness of the watermarking in six
positions