1--TEST-- 2jpeg <--> png conversion test 3--SKIPIF-- 4<?php 5 if (!extension_loaded('gd')) { 6 die("skip gd extension not available."); 7 } 8 9 if (!function_exists("imagecreatefrompng") || !function_exists("imagepng")) { 10 die("skip png support unavailable"); 11 } 12 if (!function_exists("imagecreatefromjpeg") || !function_exists("imagejpeg")) { 13 die("skip jpeg support unavailable"); 14 } 15?> 16--FILE-- 17<?php 18 $cwd = dirname(__FILE__); 19 20 echo "PNG to JPEG conversion: "; 21 echo imagejpeg(imagecreatefrompng($cwd . "/conv_test.png"), $cwd . "/test_jpeg.jpeg") ? 'ok' : 'failed'; 22 echo "\n"; 23 24 echo "Generated JPEG to PNG conversion: "; 25 echo imagepng(imagecreatefromjpeg($cwd . "/test_jpeg.jpeg"), $cwd . "/test_jpng.png") ? 'ok' : 'failed'; 26 echo "\n"; 27 28 echo "JPEG to PNG conversion: "; 29 echo imagepng(imagecreatefromjpeg($cwd . "/conv_test.jpeg"), $cwd . "/test_png.png") ? 'ok' : 'failed'; 30 echo "\n"; 31 32 echo "Generated PNG to JPEG conversion: "; 33 echo imagejpeg(imagecreatefrompng($cwd . "/test_png.png"), $cwd . "/test_pjpeg.jpeg") ? 'ok' : 'failed'; 34 echo "\n"; 35 36 @unlink($cwd . "/test_jpeg.jpeg"); 37 @unlink($cwd . "/test_jpng.png"); 38 @unlink($cwd . "/test_png.png"); 39 @unlink($cwd . "/test_pjpeg.jpeg"); 40?> 41--EXPECT-- 42PNG to JPEG conversion: ok 43Generated JPEG to PNG conversion: ok 44JPEG to PNG conversion: ok 45Generated PNG to JPEG conversion: ok 46
