<?php
function crop_img($sp,$x,$y,$w,$h,$dst)
{
list($width,$height,$t)=getimagesize($sp);
if ($t == 1) {
$src = imagecreatefromgif($sp);
}elseif ($t == 2){
$src = imagecreatefromjpeg($sp);
}else{
$src = imagecreatefrompng($sp);
}
if ($x + $w <= $width and $y + $h <= $height) {
$tmp = imagecreatetruecolor($w,$h);
imagecopy($tmp,$src,$x,$y,0,0,$w,$h);
if ($t == 1) {
imagegif($tmp,$dst,100);
}elseif ($t == 2){
imagejpeg($tmp,$dst,100);;
}else{
imagepng($tmp,$dst,100);
}
imagedestroy($tmp);
imagedestroy($src);
return TRUE;
}else{
echo "error";
return FALSE;
}
}
?>