Real-time video watermarking for MPEG streams

Author(s):  
Kyung-Pyo Kang ◽  
Yoon-Hee Choi ◽  
Tae-Sun Choi
Keyword(s):  
2012 ◽  
Vol 19 (1) ◽  
pp. 70-79 ◽  
Author(s):  
Liyun Wang ◽  
Hefei Ling ◽  
Fuhao zou ◽  
Zhengding Lu

Author(s):  
CHENG Chunling ◽  
WAN Teng ◽  
WEI LeiZHU Hong ◽  
ZHANG Dengyin

2012 ◽  
Vol 22 (1) ◽  
pp. 190-198 ◽  
Author(s):  
Min-Jeong Lee ◽  
Dong-Hyuck Im ◽  
Hae-Yeoun Lee ◽  
Kyung-Su Kim ◽  
Heung-Kyu Lee

2015 ◽  
Vol 11 (9) ◽  
pp. 789536 ◽  
Author(s):  
Shaohui Liu ◽  
Daniel Bo-Wei Chen ◽  
Long Gong ◽  
Wen Ji ◽  
Sanghyun Seo

2015 ◽  
Vol 740 ◽  
pp. 588-591
Author(s):  
Chun Xing Wang ◽  
Yao Wei ◽  
Tong Liu ◽  
Fei Han

A new algorithm of video watermarking based on changed area is studied in this paper. We propose a method to located area which pixels change greatly from three successive frames of uncompressed video by using three-frame differencing. Then we choose the region where changes drastically to embed watermark by using the Quantization Modulation algorithm in DCT coefficients. In order to have a good performance on video quality and embed more information, we divided the binary watermark into two parts which obtain a logistic Arnold transform before being embedded. The experimental results indicates that the proposed scheme has a good performance to frame dropping, frame cropping, frame rating, Gaussian noising, MPEG2 compression, etc. and it has a advantage on little degrading the video quality.


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