1--TEST--
2Set and get image resolution of PNG images
3--EXTENSIONS--
4gd
5--FILE--
6<?php
7$filename = __DIR__ . DIRECTORY_SEPARATOR . 'imageresolution_png.png';
8
9$exp = imagecreate(100, 100);
10imagecolorallocate($exp, 255, 0, 0);
11
12imageresolution($exp, 71);
13imagepng($exp, $filename);
14$act = imagecreatefrompng($filename);
15var_dump(imageresolution($act));
16
17imageresolution($exp, 71, 299);
18imagepng($exp, $filename);
19$act = imagecreatefrompng($filename);
20var_dump(imageresolution($act));
21?>
22--EXPECT--
23array(2) {
24  [0]=>
25  int(71)
26  [1]=>
27  int(71)
28}
29array(2) {
30  [0]=>
31  int(71)
32  [1]=>
33  int(299)
34}
35--CLEAN--
36<?php
37@unlink(__DIR__ . DIRECTORY_SEPARATOR . 'imageresolution_png.png');
38?>
39