Compressed Video Stream Digital Watermarking

Priyanka Bisane, Vinamrata Anturkar, Shrena Dekate, Rahul shahane

Abstract


Digital Watermarking is not a new name in the technology world but there are many new issues arise related with watermark. This paper surveys recent advances in digital watermarking techniques in digital images. The aim of digital watermarking with hidden data added into content of multimedia. In this paper, DCT technique issued and when size of image is increase then also increases PSNR without decreasing power of embedded factor[1] (alpha factor) in same format.

Keywords


Discrete Cosine Transform DCT; Peak Signal to Noise Ratio PSNR

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Copyright (c) 2015 Priyanka Bisane, Vinamrata Anturkar, Shrena Dekate, Rahul shahane

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