<?php
$asli = imagecreatefromjpeg("gambar01.jpg");
$lebar = imagesx($asli);
$tinggi = imagesy($asli);

$baru = imagecreatetruecolor($lebar, $tinggi);

for ($x = 0; $x < $lebar; $x++) {
for ($y = 0; $y < $tinggi; $y++) {

$pixelasli = imagecolorat($asli,$x,$y);
$cols = imagecolorsforindex($asli, $pixelasli);
  $r = $cols['red'];
  $g = $cols['green'];
  $b = $cols['blue'];
  
		if($_POST['gel']=="h"){
		 	$yy = $y + 20 * sin((2 * 3.14 * $x)/20 ) ;  
 			$xx = $x;  
 			}
		else if($_POST['gel']=="v"){
  			$xx = $x + 20 * sin ((2 * 3.14 * $y)/20) ;  
			 $yy = $y;  
 			}

$warna = imagecolorallocate($baru, $r, $g, $b); 
imagesetpixel($baru, $xx, $yy, $warna);
}}

imagejpeg($baru,"gambar01cp.jpg",75);
include 'hasil.php';
?>