phpThumb()usestheGDlibrarytocreatethumbnailsfromimages(JPEG,PNG,GIF,BMP,etc)onthefly.Theoutputsizeisconfigurable(canbelargerorsmallerthanthesource),andthesourcemaybetheentireimageoronlyaportionoftheoriginalimage.TruecolorandresamplingisusedifGDv2.0+isavailable,otherwisepaletted-colorandnearest-neighbourresizingisused.ImageMagickisusedwhereverpossibleforspeed.Basicfunctionali...