Code Context

            
                    $thumbnaildata = imagepng($new_image);
                    imagepng($new_image, $thumbnailfile);

$fileId = '6461746173746f72652f35613162643033622d373362632d343831382d396633382d3461633538363737303834322f686f6d65706167656974656d2f35633037626231622d306638632d343834632d393932322d3435393438363737303834322f42657a69726b73736368756c736368696d656973746572736368616674656e5f323031382e6a7067'
$urifile = 'datastore/5a1bd03b-73bc-4818-9f38-4ac586770842/homepageitem/5c07bb1b-0f8c-484c-9922-459486770842/Bezirksschulschimeisterschaften_2018.jpg'
$uri = 'https://s3.whenever-cloud.net/www/datastore/5a1bd03b-73bc-4818-9f38-4ac586770842/homepageitem/5c07bb1b-0f8c-484c-9922-459486770842/Bezirksschulschimeisterschaften_2018.jpg'
$fileExtension = 'jpg'
$thumbnailfile = '/var/www/html/chronos2/app/webroot/xcache/6461746173746f72652f35613162643033622d373362632d343831382d396633382d3461633538363737303834322f686f6d65706167656974656d2f35633037626231622d306638632d343834632d393932322d3435393438363737303834322f42657a69726b73736368756c736368696d656973746572736368616674656e5f323031382e6a7067.png'
$thumbnaildata = true
$file = '/var/www/html/chronos2/app/webroot//xcache/556075489.jpg'

$MaxWe = (int) 220
$MaxHe = (int) 120
$arr_image_details = array(
	(int) 0 => (int) 1021,
	(int) 1 => (int) 768,
	(int) 2 => (int) 2,
	(int) 3 => 'width="1021" height="768"',
	'bits' => (int) 8,
	'channels' => (int) 3,
	'mime' => 'image/jpeg'
)
$width = (int) 1021
$height = (int) 768
$percent = (float) 15.625
$newWidth = (int) 220
$newHeight = (float) 120
$old_image = resource
$new_image = resource

imagepng - [internal], line ??
Drives3Controller::mypublicthumbnail() - APP/Controller/Drives3Controller.php, line 449
ReflectionMethod::invokeArgs() - [internal], line ??
Controller::invokeAction() - CORE/Cake/Controller/Controller.php, line 499
Dispatcher::_invoke() - CORE/Cake/Routing/Dispatcher.php, line 193
Dispatcher::dispatch() - CORE/Cake/Routing/Dispatcher.php, line 167
[main] - APP/webroot/index.php, line 123