TYPO3 Core

$dimensionKeys = array('width', 'height', 'maxW', 'minW', 'maxH', 'minH');

foreach ($dimensionKeys as $dimensionKey) {

$dimension = $this->stdWrap($sourceConfiguration[$dimensionKey], $sourceConfiguration[$dimensionKey . '.']);

$dimension = $this->stdWrap($conf['file.'][$dimensionKey], $conf['file.'][$dimensionKey . '.']);

}

if ($dimension) {

$dimension = intval($dimension * $pixelDensity);

}

$sourceRenderConfiguration['file.'][$dimensionKey] = $dimension;

}

}

$sourceInfo = $this->getImgResource($sourceRenderConfiguration['file'], $sourceRenderConfiguration['file.']);

$sourceConfiguration['width'] = $sourceInfo[0];

$sourceConfiguration['height'] = $sourceInfo[1];