laravel image width height validation code example
Example: get image width and height in laravel
Core php :
list($width, $height, $type, $attr) = getimagesize($_FILES["gallery_image"]['tmp_name']);
With Intervention :
$upload_file = $request->file('gallery_image');
$height = Image::make($upload_file)->height();
$width = Image::make($upload_file)->width();