Traditionally a photographer could control the outcome of his photos in the dark room by using a variety of films, chemicals, papers and processes. Now all of this can be done on the computer or in some cases on the digital camera all with photo editing programs.

The advantages of editing digital photos is that costs are much lower, you can do it anywhere you have access to a computer and an editing program, and there it takes less time. You can also easily undo any edits you make. Photo editing software can be used to improve an image by getting rid or flaws, it can crop photos and easily change the color, or making it look completely different.

There is one disadvantage to digital photos, and that is that they can easily lost on your computer, or you can