Ilmuwebsite Center

// temtukan lebar, tinggi, file yang mau dicrop, format nama file, dan penempatan foto setelah di crop

function cropImage($nw, $nh, $source, $stype, $dest) {

                $size = getimagesize($source); // ukuran gambar
                $w = $size[0];
                $h = $size[1];
                switch($stype) { // format gambar

                                case ‘gif’:
                                                $simg = imagecreatefromgif($source);
                                                break;

                                case ‘jpg’:
                                                $simg = imagecreatefromjpeg($source);
                                                break;

                                case ‘png’:
                                                $simg = imagecreatefrompng($source);
                                                break;

                }

                $dimg = imagecreatetruecolor($nw, $nh); // menciptakan image baru
                $wm = $w/$nw;
                $hm = $h/$nh;

                $h_height = $nh/2;
                $w_height = $nw/2;

                if($w> $h) {

                                $adjusted_width = $w / $hm;
                                $half_width = $adjusted_width / 2;
                                $int_width = $half_width – $w_height;
                                imagecopyresampled($dimg,$simg,-$int_width,0,0,0,$adjusted_width,$nh,$w,$h);

                } elseif(($w <$h) || ($w == $h)) {
                                $adjusted_height = $h / $wm;
                                $half_height = $adjusted_height / 2;
                                $int_height = $half_height – $h_height;
                                imagecopyresampled($dimg,$simg,0,-$int_height,0,0,$nw,$adjusted_height,$w,$h);

                } else {
                                imagecopyresampled($dimg,$simg,0,0,0,0,$nw,$nh,$w,$h);
                }
                                imagejpeg($dimg,$dest,100);

}

$gambar = “gambar1.jpg”;
$gambar_crop = “gambar1crop.jpg”;

// jalankan fungsi crop gambar

// lebar, tinggi, file yang di crop, format gambar, nama file setelah di crop
cropImage(225, 165, “$gambar”, ‘jpg’, “$gambar_crop”);

 
print “<h2>Image sebelum di crop : <br> <img src=$gambar> <br><br>”;
print “Image setelah di crop : <br> <img src=$gambar_crop>”;