Photo manipulation is the application of image editing techniques to photographs in order to create an illusion or deception through analog or digital means In digital editing. photographs are usually taken with a digital camera and input directly into a computers.
Transparencies, negatives or printed photographs may also be digitized using a scanner, or images may be obtained from stock photography databases With the advent of computers, graphics tablets,and digital cameras,the term image editing encompasses everything that can be done to a photo, whether in aarkroom or on a computer. Today, photo manipulation is widely accepted as an art-form. - Wikipedia
e.g. Done in AP CC - "Little Krook" Original Concept