[ImageMagick Resize] #PHP #Imagemagick

imagick.php

<?php
try {
	// a new imagick object
	$im = new Imagick($imagePath);

	// Resizes using the Lanczos resampling algorithm to whichever is larger, width or height
	if($im->getImageHeight() <= $im->getImageWidth()) {
		// width is larger, resize if larger than max
		if ($im->getImageWidth() >= 800) {
			$im->resizeImage($width, 0, Imagick::FILTER_LANCZOS, 1);
		}
	} else {
		// height is larger, resize if larger than max
		if ($im->getImageHeight() >= 800) {
			$im->resizeImage(0, $height, Imagick::FILTER_LANCZOS, 1);
		}
	}

	// Set to use jpeg compression
	$im->setImageCompression(Imagick::COMPRESSION_JPEG);
	// Set compression level (1 lowest quality, 100 highest quality)
	$im->setImageCompressionQuality(75);
	// Strip out unneeded meta data
	$im->stripImage();
	// Write the thumbnail to disk
	$im->writeImage();
	// Free resources associated with the Imagick object
	$im->destroy();
	// return
	return $imagePath;

} catch(Exception $e) {
	error_log($e);
	return $imagePath;
}
?>