PHP code to add text to the pictures you post at any time_PHP tutorial

Header( "Content-type: image/jpeg");
function makethumb($srcFile,$text,$size=12,$R=0,$G=0,$B=0 ) {
if(!$text){
$text=''welcome to imbbs.cn'';
$size=20;
$R=255;
}
$data = GetImageSize($srcFile,&$info);

switch ($data[2]) {
case 1: //Image type, 1 is a GIF image
$im = @ImageCreateFromGIF($srcFile);
break;
case 2: //Image type, 2 is JPG image
$im = @imagecreatefromjpeg($srcFile);
break;
case 3 : //Image type, 3 is PNG image
$im = @ImageCreateFromPNG($srcFile);
break;
}
$srcW=ImageSX($im);
$srcH= ImageSY($im);

$ni= imagecreatetruecolor($srcW,$srcH);

imagecopyresampled($ni,$im,0,0,0,0,$srcW,$ srcH,$srcW,$srcH);
$font = "2.ttf";
$textcolor = imagecolorallocate($ni,$R,$G,$B); // Set text color
$i=0;
$txt='''';
$len=ceil((12*22)/$size);
$lgg=ceil(($size*16)/12 )-1;
while(strlen($txt)>0||!$i){
$start=$len*$i;
$kk=ceil($size*13/12 );
//$kk=13;
$txt=substr($text, $start, $len);
$hei=$i*$lgg+$kk;
imagettftext($ ni,$size, 0, 8, $hei, $textcolor, $font, $txt); // Write the text with a font
$i++;
}
ImageJpeg($ni);
}
if(!$size||$size<1)$size=12;
makethumb("face.jpg",$text,$size,$R,$G,$B);

?>