1--TEST-- 2Testing imagegammacorrect() of GD library 3--CREDITS-- 4Rafael Dohms <rdohms [at] gmail [dot] com> 5#testfest PHPSP on 2009-06-20 6--EXTENSIONS-- 7gd 8--SKIPIF-- 9<?php 10 if (!GD_BUNDLED && version_compare(GD_VERSION, '2.2.2', '<')) { 11 die("skip test requires GD 2.2.2 or higher"); 12 } 13 if (!(imagetypes() & IMG_PNG)) { 14 die("skip No PNG support"); 15 } 16?> 17--FILE-- 18<?php 19$image = imagecreatetruecolor(150, 150); 20 21$grey = imagecolorallocate($image,6,6,6); 22$gray = imagecolorallocate($image,15,15,15); 23 24$half = imagefilledarc ( $image, 75, 75, 70, 70, 0, 180, $grey, IMG_ARC_PIE ); 25$half2 = imagefilledarc ( $image, 75, 75, 70, 70, 0, -180, $gray, IMG_ARC_PIE ); 26 27$gamma = imagegammacorrect($image, 1, 5); 28var_dump((bool) $gamma); 29 30include_once __DIR__ . '/func.inc'; 31test_image_equals_file(__DIR__ . '/imagegammacorrect_basic.png', $image); 32?> 33--EXPECT-- 34bool(true) 35The images are equal. 36