Hierarchy

This inheritance list is sorted roughly, but not completely, alphabetically:

CBase
CGraphics	Interface for accessing graphics via URI
CException
CException	General graphics related exception class
CFileNotFound	Input file not found exception
CGraphics	Main graphics class
CGd	PHP GD extension interface
CImagemagick	ImageMagick interface
CGraphicsmagick	GraphicsMagick interface
CImagick	Imagick Class Imagick
CImgurl
COptimizer
CJpegoptim
CJpegtran
COptipng
CPngcrush