A Review on Various Optimized Image Watermarking Techniques

Abstract

This paper represents digital watermarking is a technique which allows an individual to add hidden copyright notices or other verification messages to digital audio, video, or image signals and documents. Two types of digital watermarks may be distinguished, depending upon if the watermark seems to be visible or even cannot be seen to the rare viewer. The complete goal of this paper is to explore the comparison of various techniques based on watermarking image and it also demonstrate that it provides the secured image watermarking with a decent capacity.

Performance Evaluation of Block based Video Watermarking after Attacks

“…SVD based watermarking shows improved results (Thind & Jindal, 2015) (Wenhai Kong, Wu, & Xiamu, 2006). Mostly all methods are concerned about the PSNR value of watermarked data when compared with the original one (Sharma & Mann, 2017). This method of watermarking takes the advantage of DWT-SVD and block based methods of watermarking.…”