Canvas Sizes: How to Pick the Best Size | Shutterfly
Jul 17, 2020·Step 3) Using cardboard or strips of paper, outline the ratio over the image. Step 4) Adjust the position of your picture within the outline to see different ways to view it. For example, if your picture is a standard 5"x7" photograph and you’d like to see how it would look as a square, simply overlay a 5"x5" outline cut out of cardboard.