| --TEST-- |
| Bug |
| --EXTENSIONS-- |
| gd |
| --SKIPIF-- |
| <?php |
| if (!GD_BUNDLED && version_compare(GD_VERSION, '2.2.5', '<=')) die('skip upstream fix not yet released'); |
| if (!(imagetypes() & IMG_PNG)) { |
| die("skip No PNG support"); |
| } |
| ?> |
| --FILE-- |
| <?php |
| function array_flatten($array) |
| { |
| $tempArray = array(); |
|
|
| foreach ($array as $value) { |
| if (is_array($value)) { |
| $tempArray = array_merge($tempArray, array_flatten($value)); |
| } else { |
| $tempArray[] = $value; |
| } |
| } |
|
|
| return $tempArray; |
| } |
|
|
| function makeFilter($resource, $matrix, $offset = 1.0) |
| { |
| $divisor = array_sum(array_flatten($matrix)); |
| if ($divisor == 0) { |
| $divisor = .01; |
| } |
| return imageconvolution($resource, $matrix, $divisor, $offset); |
| } |
|
|
| $edgeMatrix = array(array(1, 0, 1), array(0, 5, 0), array(1, 0, 1)); |
|
|
| $im = imagecreatetruecolor(40, 40); |
| imagealphablending($im, false); |
| imagefilledrectangle($im, 0, 0, 39, 39, 0x7fffffff); |
| imagefilledellipse($im, 19, 19, 20, 20, 0x00ff00); |
| imagesavealpha($im, true); |
| makeFilter($im, $edgeMatrix); |
|
|
| require_once __DIR__ . '/func.inc'; |
| test_image_equals_file(__DIR__ . '/bug47946_exp.png', $im); |
| ?> |
| --EXPECT-- |
| The images are equal. |
|
|
