I am MSc student majoring computer engineering. I have done researches on digital watermarking.this is my thesis. I studied very articles, and have an offered method.I have to implement my offered method. but I have two questions :

1- how i be know that this method is new?

2- is there any open source code in mathlab for mpeg2 compressed video watermarking?

Thank you

Yours sincerely, Atiya zahed.

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