61 lines
1.6 KiB
PHP
61 lines
1.6 KiB
PHP
--TEST--
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Test Imagick, GetImageChannelRange basic
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--SKIPIF--
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<?php
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require_once(dirname(__FILE__) . '/skipif.inc');
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?>
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--XFAIL--
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Tests are not stable across ImageMagick versions.
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--FILE--
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<?php
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$imagick = new \Imagick();
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$imagick->newPseudoImage(640, 480, "gradient:rgb(0,32,32)-rgb(128,255,255)");
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$redChannelRange = $imagick->getImageChannelRange(\Imagick::CHANNEL_RED);
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$greenChannelRange = $imagick->getImageChannelRange(\Imagick::CHANNEL_GREEN);
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$expectedRedMinima = (Imagick::getQuantum() * 0.0) / 255;
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$expectedRedMaxima = (Imagick::getQuantum() * 128.0) / 255;
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$expectedGreenMinima = (Imagick::getQuantum() * 32.0) / 255;
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$expectedGreenMaxima = (Imagick::getQuantum() * 255.0) / 255;
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// Floating point math. This is absolutely going to blow up
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// on some platforms. But as finding out which would be interesting
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// will leave it like this for now.
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if ($expectedRedMinima !== $redChannelRange['minima']) {
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printf(
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"Unexpected red minima. Was expecting %s but have %s\n",
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$expectedRedMinima,
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$redChannelRange['minima']
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);
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}
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if ($expectedRedMaxima !== $redChannelRange['maxima']) {
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printf(
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"Unexpected red maxima. Was expecting %s but have %s\n",
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$expectedRedMinima,
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$redChannelRange['maxima']
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);
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}
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if ($expectedGreenMinima !== $greenChannelRange['minima']) {
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printf(
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"Unexpected green minima. Was expecting %s but have %s\n",
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$expectedGreenMinima,
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$greenChannelRange['minima']
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);
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}
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if ($expectedGreenMaxima !== $greenChannelRange['maxima']) {
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printf(
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"Unexpected green maxima. Was expecting %s but have %s\n",
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$expectedGreenMaxima,
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$greenChannelRange['maxima']
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);
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}
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echo "Ok";
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?>
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--EXPECTF--
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Ok
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