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synced 2026-04-26 01:18:19 +02:00
Christoph M. Becker
dcad13e8c9
Since upstream does not appear to move in any way[1], we sync our behavior. Even though the BC break is ugly (which is the reason we target master only), having to deal with different algorithms is even worse for portable userland code. [1] <https://github.com/libgd/libgd/issues/334>
36 lines
827 B
PHP
36 lines
827 B
PHP
--TEST--
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Bug #73291 (imagecropauto() $threshold differs from external libgd)
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--SKIPIF--
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<?php
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if (!extension_loaded('gd')) die('skip gd extension not available');
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?>
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--FILE--
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<?php
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$src = imagecreatetruecolor(255, 255);
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$white = imagecolorallocate($src, 255, 255, 255);
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imagefilledrectangle($src, 0, 0, 254, 254, $white);
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for ($i = 254; $i > 0; $i--) {
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$color = imagecolorallocate($src, $i, $i, $i);
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imagefilledellipse($src, 127, 127, $i, $i, $color);
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}
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foreach ([0.1, 0.5, 1.0, 10.0] as $threshold) {
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$dst = imagecropauto($src, IMG_CROP_THRESHOLD, $threshold, $white);
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if ($dst !== false) {
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printf("size: %d*%d\n", imagesx($dst), imagesy($dst));
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} else {
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echo "cropped to zero size\n";
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}
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}
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?>
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===DONE===
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--EXPECT--
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size: 247*247
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size: 237*237
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size: 229*229
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size: 175*175
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===DONE===
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