On Jan 5, 8:42  󮮮
wrote:
> Hello. Is the following problem: write stenography information literally
> in the BMP file. How can this be achieved in Ruby?
> --
> Posted viahttp://www.ruby-forum.com/.

stenography is writing in short-hand
Are you trying to capture a picture of such text?
Or are you trying to hide info in a picture (steganography)?