1--TEST-- 2Test Imagick, linearStretchImage 3--SKIPIF-- 4<?php 5$imageMagickRequiredVersion=0x675; 6require_once(dirname(__FILE__) . '/skipif.inc'); 7?> 8--FILE-- 9<?php 10 11$blackThreshold = 0.2; 12$whiteThreshold = 0.2; 13 14function linearStretchImage($blackThreshold, $whiteThreshold) { 15 $imagick = new \Imagick(); 16 $imagick->newPseudoImage(640, 480, "magick:logo"); 17 $pixels = $imagick->getImageWidth() * $imagick->getImageHeight(); 18 $imagick->linearStretchImage($blackThreshold * $pixels, $whiteThreshold * $pixels); 19 20 $bytes = $imagick->getImageBlob(); 21 if (strlen($bytes) <= 0) { echo "Failed to generate image.";} 22} 23 24linearStretchImage($blackThreshold, $whiteThreshold) ; 25echo "Ok"; 26?> 27--EXPECTF-- 28Ok