44 lines
1.2 KiB
PHP
44 lines
1.2 KiB
PHP
--TEST--
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Bug #73281 (imagescale(…, IMG_BILINEAR_FIXED) can cause black border)
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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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if (!GD_BUNDLED && version_compare(GD_VERSION, '2.2.3', '<=')) die('skip upstream fix not yet released');
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?>
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--FILE--
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<?php
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$coordinates = [[0, 0], [0, 199], [199, 199], [199, 0]];
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$src = imagecreatetruecolor(100, 100);
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$white = imagecolorallocate($src, 255, 255, 255);
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imagefilledrectangle($src, 0,0, 99,99, $white);
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$dst = imagescale($src, 200, 200, IMG_BILINEAR_FIXED);
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echo "truecolor source\n";
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foreach ($coordinates as $coordinate) {
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list($x, $y) = $coordinate;
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printf("%3d, %3d: %x\n", $x, $y, imagecolorat($dst, $x, $y));
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}
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$src = imagecreate(100, 100);
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$white = imagecolorallocate($src, 255, 255, 255);
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imagefilledrectangle($src, 0,0, 99,99, $white);
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$dst = imagescale($src, 200, 200, IMG_BILINEAR_FIXED);
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echo "\npalette source\n";
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foreach ($coordinates as $coordinate) {
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list($x, $y) = $coordinate;
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printf("%3d, %3d: %x\n", $x, $y, imagecolorat($dst, $x, $y));
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}
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?>
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--EXPECT--
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truecolor source
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0, 0: ffffff
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0, 199: ffffff
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199, 199: ffffff
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199, 0: ffffff
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palette source
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0, 0: ffffff
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0, 199: ffffff
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199, 199: ffffff
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199, 0: ffffff
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