[flexcoders] Apply filter to image bigger then 2880 px - Picnik

Does anybody know how they have managed to achieve applying a filter to an image larger then 2880 px. You can see by applying a filter say exposure then zooming in on the image. Is the image broken up into smaller images? If that is the case; how is the filter, applied evenly across the

Re: [flexcoders] Apply filter to image bigger then 2880 px - Picnik

Does anybody know how they have managed to achieve applying a filter to an image larger then 2880 px. If they are applying it to images larger than 2880px, then they *have* to be breaking it into tiles. For filters that have a larger convolution filter than the pixels they modify (like a blur