// Create the text
$cmd = "-size 215x68 xc:none -font $font1 -pointsize 25 -fill white ".
" -gravity northwest -annotate +15+10 Boots ".
" -gravity southeast -annotate +10+0 Boots -shade 240x40";
exec("convert $cmd font.png");

// Create the gradiant
exec("convert -size 341x256 gradient:pink-red gradient.png");

// Put the text over the gradiant
exec("composite -watermark 40% -tile font.png gradient.png watermark.png"); 

// Put the image over the watermarked gradiant
exec("convert watermark.png $input15 -gravity center -composite background.png");

Unlink('font.png');
Unlink('gradient.png');
Unlink('watermark.png');