II. Image functions

Table of Contents
GetImageSize
ImageArc
ImageChar
ImageCharUp
ImageColorAllocate
ImageColorTransparent
ImageCopyResized
ImageCreate
ImageCreateFromGif
ImageDashedLine
ImageDestroy
ImageFill
ImageFilledPolygon
ImageFilledRectangle
ImageFillToBorder
ImageFontHeight
ImageFontWidth
ImageGif
ImageInterlace
ImageLine
ImageLoadFont
ImagePolygon
ImageRectangle
ImageSetPixel
ImageString
ImageStringUp
ImageSX
ImageSY
ImageTTFBBox
ImageTTFText
ImageColorAt
ImageColorClosest
ImageColorExact
ImageColorResolve
ImageColorSet
ImageColorsForIndex
ImageColorsTotal

You can use the image functions in PHP to get the size of JPEG, GIF, and PNG images, and if you have the GD library (available at http://www.boutell.com/gd/) you will also be able to create and manipulate GIF images.