is it compulsory that we can use dct during image compression? can i use dct just for hiding some data in it and again inverse dct on that and get the steg imaage similar to original image?

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sonam chhikara
sonam chhikara el 21 de Sept. de 2015
Comentada: sonam chhikara el 21 de Sept. de 2015
where dct is used?

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Walter Roberson
Walter Roberson el 21 de Sept. de 2015
There are many different ways of doing image compression, and there are many different things that you can use dct for, including hiding data.

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