/*

        I/F         ߂l          T|[g          

getimagesize         false (PHP 3, 4, 5)              
                           JPEG2000PHP4.3.2ȍ~     
                           GDKvƂȂ           
imagecolorallocate   -1    (PHP 3, 4, 5)              
imagecopymerge       false (PHP 4>=4.0.1, PHP 5)      
                           PHP4.0.6ȍ~(?)            
imagecopyresampled   false (PHP 4>= 4.0.6, PHP 5)     
                           GD2.0.1ȍ~                
imagecopyresized     false (PHP 3, 4, 5)              
imagecreate          false (PHP 3, 4, 5)              
imagecreatefromgif   false (PHP 3, 4, 5)              
                           GD1.6ȍ~͔T|[g      
                           ŋ߂verł͉\      
imagecreatefromjpeg  false (PHP 3>=3.0.16, PHP 4, 5)  
imagecreatefrompng   false (PHP 3>=3.0.13, PHP 4, 5)  
imagecreatetruecolor false (PHP 4>=4.0.6, PHP 5)      
                           GD 2.0.1ȍ~               
imagedestroy         false (PHP 3, 4, 5)              
imagejpeg            false (PHP 3>=3.0.16, PHP 4, 5)  
                           JPEGPHPGD1.8ȍ~     
                           păRpCꂽ     
                           ꍇ̂                   


                                                
ȉAlbgŒׂĂ܂Ƃ߂܂B              
e͕ۏႵ܂B                            
                                                
PHP ver.4.3.x                                   
Egd_info\B                                 
EVXeɃCXg[ꂽGDł͂ȂA      
  ꂽGDgp(ftHgł͂   
  L)ƁAǂݍ݂GIFT|[gB      
                                                
GD ver.1.6                                  
EGIF̓ǂݏ̓T|[g                       
EPNG̓ǂݏ͔T|[g                     
                                                
GD ver.1.6ȏ`2.0.28                      
EPNG̓ǂݏ̓T|[g                       
EGIF̓ǂݏ͔T|[g                     
EGIFuTCYvǂݍ݂̓T|[gH       
                                                
GD ver.2.0.28                                   
EGIFǂݏ̓T|[g()                   

*/
