New answers tagged scaling
Use Adobe Illustrator. We see Big Macs and people on billboards all the time. Since they do not make a 10,000 megapixel camera, we have to improvise. Do a gradient mesh or live trace. Either will give you a vector version of your photo. I would learn gradient mesh though and practice, practice, practice! For a Graphic Designer, advertising is where it's at. ...
Photoshop does not have the feature of expanding appearance, like Illustrator. So what you can do is save the file as .eps format, open it in Illustrator and then grab the shape from there, with the stroke vectorized! More details: http://alexandertazh.com/uncategorized-en/how-to-convert-photoshops-custom-shapes-stroke-to-a-vectorized-path/
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