upload image and crop php code example
Example: php function crop image
$image = imagecreatefromjpeg($_GET['src']);
$filename = 'images/cropped_whatever.jpg';
$thumb_width = 200;
$thumb_height = 150;
$width = imagesx($image);
$height = imagesy($image);
$original_aspect = $width / $height;
$thumb_aspect = $thumb_width / $thumb_height;
if ( $original_aspect >= $thumb_aspect )
{
$new_height = $thumb_height;
$new_width = $width / ($height / $thumb_height);
}
else
{
$new_width = $thumb_width;
$new_height = $height / ($width / $thumb_width);
}
$thumb = imagecreatetruecolor( $thumb_width, $thumb_height );
imagecopyresampled($thumb,
$image,
0 - ($new_width - $thumb_width) / 2,
0 - ($new_height - $thumb_height) / 2,
0, 0,
$new_width, $new_height,
$width, $height);
imagejpeg($thumb, $filename, 80);