These examples and libraries will hide a binary image in
the low order bit of a full color image. The binary image
is invisible until you remove the other colors.
The image on the left has the image on the right hidden in it.
||A library of procedures:
- Reduces the number of colors in an RGB image from 24 bits to 21 bits.
- Inserts a binary diagram into the low order blue bits of a full color image
- Extracts the low order blue bit and creates a black & white image.
|| Demonstrates creating an image with a secret diagram and saving it as a GIF image.
||Displays a hidden image.