As long as you had the pixels to spare you can enlarge. PhotoShop will interpolate and create an average value between two existing pixels. However eventually you will have so few pixels per square inch that the photo looks grainy.
When you go to scale the picture to a larger size (using IMAGE, IMAGE SIZE) you should take the default, bi-cubic sampling, for best results in putting realistic interpolation between the real pixels.
2007-07-23 10:26:57
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answer #1
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answered by Rich Z 7
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You won't be able to such an enlargement. Even the specialty enlargement plug ins, like Genuine Fractals, would not be able to do that sort of enlargement. In general you cannot take a raster image whether from your digital camera, created from scratch in Photoshop or any other raster (pixel-based) program and make it larger. There is only so much data in the image, and even the best ways of enlarging pixel-based images are only making a best guess at where to fill in missing data. General rule is you have to start out with a big image, which you can shrink down, but not enlarge (you can always delete/remove data, but you can't add in what isn't there, which is what you are trying to do. It looks nasty because all you are doing is making the pixels bigger.) What you need to do is create that banner picture in Illustrator, which is vector based. Because vector programs are using lines, points, and curves, and work with mathematical calculations (which the computer does), they can be enlarged almost infinitely (it's called scalability). You can take your banner and place it in Illustrator as a template and hand trace it, or if it's not too complicated, uses flat color and strong contrast, you can try using Live Trace in Illustrator, which will turn the image into vectors. However, Live Trace tends to be rather tricky to use. Other than that, there really isn't any good way to make something that small into anything nearly the size you need.
2016-05-21 04:02:20
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answer #2
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answered by marian 3
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Those pictures are probably gifs. The only pictures that will easily resize are .png and .jpg files. The blurring that you see is due to the pixels being stretched as they are already set to the size you see them and cannot be adjusted. Try saving the file in the other two formats and see if that works. Good luck.
2007-07-23 10:25:11
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answer #3
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answered by Anonymous
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