what is image level

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nadia
nadia on 30 Oct 2014
Commented: Image Analyst on 31 Oct 2014
hi i have some questions about image 's levels i should insert a watermark in 0 ,3 and 7 level of an image and calculate robustness against jpg, Gaussian noise attack but i do not know how to access these levels? is bitset function suitable for this? thanks

Accepted Answer

Image Analyst
Image Analyst on 30 Oct 2014
See attached demo where you can specify what bitplane to insert the hidden/watermark image.
  12 Comments
nadia
nadia on 31 Oct 2014
if i want to insert watermark in DCT of image how can i do it?
Image Analyst
Image Analyst on 31 Oct 2014
I don't know. I'd have to research it because it's not my field. But I'll let you do that since it's your problem. Good luck.

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