Survey of Digital Video Watermarking Techniques and Its Applications

Due to the rapid development of the internet, the usages of multimedia data like audio, image and video become very popular. Transmission of digital contents is an easy task but maintaining the ownership is a difficult one, for this various techniques has been proposed. One of the main techniques to protect the copyright is digital watermarking. The concept of digital watermarking has been derived from steganography. In video watermarking is used to provide authentication for the video content. The various video watermarking techniques have been developed, but those techniques are withstand only basic attacks not resistant to video processing attacks like frame dropping, frame swapping and average and addition of noise etc. In this paper reviewed several methodologies developed by various authors and also discussed their relative merits and demerits.