A 3D effect is produced by superimposing two images in different color channels on top of each other.
Adding a slight translation to the original image on the left.
Finding key points in the two matches to check for correspondence.
Registering the two images by finding homography inbetween them.
Putting the images in two different color channels.
Superimposing the images on top of each other.
The previous steps were followed but this time instead of adding a translation a slight rotation was to the image.
Final image after superimposing.
