As the Internet and storage equipment become more and more populous, the digital data can easy to distribution. The pirate can easy and limitless to copy digital multimedia. Therefore people are more and more attentive the copyright protection for digital multimedia. Digital watermarking is an important emerging technique for copyright protection and authentication. This paper presents a novel videowatermarking algorithm based on block matching algorithm to achieve copyright protection of owner. The watermark is mainly embedded in the uncompressed domain and is detected without the use of the original video information. Our proposed method is easy to perform and can provide an adjustable threshold to obtain the imperceptibility and robustness performance. The obtained results show the robustness of this approach.
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