Thursday, March 20, 2008

Vector Magic - Convert images to Vector images

There are generally two types of images for computers. Jpgs, BMPs and the like are made up of thousands or millions of pixels. If you take a small picture and blow it up big, you lose resolution, and it generally won't look good at all.

The second type of image is a Vector image. These are commonly used for logos and drawings. They are actually defined as lines and figures, not dots. This means you can scale them infinitely, without loss of resolution. It also makes certain types of edits easier. Vector based graphics are typically needed for signs, stickers, t-shirts and other types of media.

There have been several times in my life when I've had one, but needed the other. Creating a pixel based picture form a vector based one is easy, but the reverse is not true. But Stanford has released VectorMagic. It's not free, but it's pretty cheap, and considering how long and difficult tracing is normally, would be very useful when you need it.

As an example, check out what it did with my header: Significant loss of detail, but it would infinitely scalable.



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