Embedding in the background

How to embedd watermark in the background of the document image.Thank you in advance.

Answer 1

[Pujitha Narra]

Hi,

There is a similar question which you can have a look at:

https://www.mathworks.com/matlabcentral/answers/167844-how-to-implement-visible-watermark-on-image-in-matlab

[Balkar Singh]

Thanks

But I want to implement by using DCT the link you provide based on LSB.

Answer 2

[Image Analyst]

See attached demo.

[Samuel Molinari]

hey can you help me with a problem i have i see you know a lot of color graphics

[Samuel Molinari]

https://www.mathworks.com/matlabcentral/answers/765611-color-graphic-of-a-function-in-matlab