--- /dev/null
+<?php
+/**
+ * PEL: PHP Exif Library.
+ * A library with support for reading and
+ * writing all Exif headers in JPEG and TIFF images using PHP.
+ *
+ * Copyright (C) 2004, 2006, 2007 Martin Geisler.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program in the file COPYING; if not, write to the
+ * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301 USA
+ */
+
+use lsolesen\pel\PelJpeg;
+
+class GH21Test extends \PHPUnit_Framework_TestCase
+{
+ protected $file;
+
+ function setUp()
+ {
+ $this->file = dirname(__FILE__) . '/images/gh-21-tmp.jpg';
+ $file = dirname(__FILE__) . '/images/gh-21.jpg';
+ copy($file, $this->file);
+ }
+
+ function tearDown()
+ {
+ unlink($this->file);
+ }
+
+ function testThisDoesNotWorkAsExpected()
+ {
+ $scale = 0.75;
+ $input_jpeg = new PelJpeg($this->file);
+
+ $original = ImageCreateFromString($input_jpeg->getBytes());
+ $original_w = ImagesX($original);
+ $original_h = ImagesY($original);
+
+ $scaled_w = $original_w * $scale;
+ $scaled_h = $original_h * $scale;
+
+ $scaled = ImageCreateTrueColor($scaled_w, $scaled_h);
+ ImageCopyResampled(
+ $scaled,
+ $original,
+ 0,
+ 0, /* dst (x,y) */
+ 0,
+ 0, /* src (x,y) */
+ $scaled_w,
+ $scaled_h,
+ $original_w,
+ $original_h
+ );
+
+ $output_jpeg = new PelJpeg($scaled);
+
+ $exif = $input_jpeg->getExif();
+
+ if ($exif !== null) {
+ $output_jpeg->setExif($exif);
+ }
+
+ file_put_contents($this->file, $output_jpeg->getBytes());
+
+ $jpeg = new PelJpeg($this->file);
+ $exifin = $jpeg->getExif();
+ $this->assertEquals($exif, $exifin);
+ }
+}