How can you open a picture and then Blender creates a 2-D model for you?
I guess you need other tools. It is possible to trace a picture in Adobe Illustrator. Then it is possible to export as SVG and import that SVG into Blender.
Hey, rm… Andrew Price has done a great “Quick Tip” tutorial about an add on that will import pictures into planes. Watch it here: http://www.blenderguru.com/quick-tip-import-textures-like-a-boss/
well there is in inskape a tool to transform from image to 2D oject all the countours!
but does not always work well all the time!