/*
* Copyright 2002-2013 Drew Noakes
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* More information about this project is available at:
*
* http://drewnoakes.com/code/exif/
* http://code.google.com/p/metadata-extractor/
*/
package com.drew.metadata.xmp;
import com.drew.imaging.jpeg.JpegSegmentType;
import com.drew.lang.Rational;
import com.drew.metadata.Metadata;
import com.drew.tools.FileUtil;
import org.junit.Before;
import org.junit.Test;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.*;
import static org.junit.Assert.*;
/**
* @author Drew Noakes http://drewnoakes.com
*/
public class XmpReaderTest
{
public static XmpDirectory processApp1Bytes(String filePath) throws IOException
{
Metadata metadata = new Metadata();
new XmpReader().extract(FileUtil.readBytes(filePath), metadata, JpegSegmentType.APP1);
XmpDirectory directory = metadata.getDirectory(XmpDirectory.class);
assertNotNull(directory);
return directory;
}
private XmpDirectory _directory;
@Before
public void setUp() throws Exception
{
_directory = processApp1Bytes("Tests/Data/withXmpAndIptc.jpg.app1.1");
}
/*
[Xmp] Lens Information = 24/1 70/1 0/0 0/0
[Xmp] Lens = EF24-70mm f/2.8L USM
[Xmp] Serial Number = 380319450
[Xmp] Firmware = 1.2.1
[Xmp] Make = Canon
[Xmp] Model = Canon EOS 7D
[Xmp] Exposure Time = 1/125 sec
[Xmp] Exposure Program = Manual control
[Xmp] Aperture Value = F11
[Xmp] F-Number = F11
[Xmp] Focal Length = 57.0 mm
[Xmp] Shutter Speed Value = 1/124 sec
[Xmp] Date/Time Original = Sun Dec 12 11:41:35 GMT 2010
[Xmp] Date/Time Digitized = Sun Dec 12 11:41:35 GMT 2010
*/
@Test
public void testExtract_LensInformation() throws Exception
{
// Note that this tag really holds a rational array, but XmpReader doesn't parse arrays
assertEquals("24/1 70/1 0/0 0/0", _directory.getString(XmpDirectory.TAG_LENS_INFO));
// Rational[] info = _directory.getRationalArray(XmpDirectory.TAG_LENS_INFO);
// assertEquals(new Rational(24, 1), info[0]);
// assertEquals(new Rational(70, 1), info[1]);
// assertEquals(new Rational(0, 0), info[2]);
// assertEquals(new Rational(0, 0), info[3]);
}
@Test
public void testExtract_HasXMPMeta() throws Exception
{
assertNotNull(_directory.getXMPMeta());
}
@Test
public void testExtract_Lens() throws Exception
{
assertEquals("EF24-70mm f/2.8L USM", _directory.getString(XmpDirectory.TAG_LENS));
}
/*
// this requires further research
@Test
public void testExtract_Format() throws Exception
{
assertEquals("image/tiff", _directory.getString(XmpDirectory.TAG_FORMAT));
}
@Test
public void testExtract_Creator() throws Exception
{
assertEquals("", _directory.getString(XmpDirectory.TAG_CREATOR));
}
@Test
public void testExtract_Rights() throws Exception
{
assertEquals("", _directory.getString(XmpDirectory.TAG_RIGHTS));
}
@Test
public void testExtract_Description() throws Exception
{
assertEquals("", _directory.getString(XmpDirectory.TAG_DESCRIPTION));
}
*/
@Test
public void testExtract_SerialNumber() throws Exception
{
assertEquals("380319450", _directory.getString(XmpDirectory.TAG_CAMERA_SERIAL_NUMBER));
}
@Test
public void testExtract_Firmware() throws Exception
{
assertEquals("1.2.1", _directory.getString(XmpDirectory.TAG_FIRMWARE));
}
@Test
public void testExtract_Maker() throws Exception
{
assertEquals("Canon", _directory.getString(XmpDirectory.TAG_MAKE));
}
@Test
public void testExtract_Model() throws Exception
{
assertEquals("Canon EOS 7D", _directory.getString(XmpDirectory.TAG_MODEL));
}
@Test
public void testExtract_ExposureTime() throws Exception
{
// Note XmpReader doesn't parse this as a rational even though it appears to be... need more examples
assertEquals("1/125", _directory.getString(XmpDirectory.TAG_EXPOSURE_TIME));
// assertEquals(new Rational(1, 125), _directory.getRational(XmpDirectory.TAG_EXPOSURE_TIME));
}
@Test
public void testExtract_ExposureProgram() throws Exception
{
assertEquals(1, _directory.getInt(XmpDirectory.TAG_EXPOSURE_PROGRAM));
}
@Test
public void testExtract_FNumber() throws Exception
{
assertEquals(new Rational(11, 1), _directory.getRational(XmpDirectory.TAG_F_NUMBER));
}
@Test
public void testExtract_FocalLength() throws Exception
{
assertEquals(new Rational(57, 1), _directory.getRational(XmpDirectory.TAG_FOCAL_LENGTH));
}
@Test
public void testExtract_ShutterSpeed() throws Exception
{
assertEquals(new Rational(6965784, 1000000), _directory.getRational(XmpDirectory.TAG_SHUTTER_SPEED));
}
@Test
public void testExtract_OriginalDateTime() throws Exception
{
final Date actual = _directory.getDate(XmpDirectory.TAG_DATETIME_ORIGINAL);
// Underlying string value (in XMP data) is: 2010-12-12T12:41:35.00+01:00
assertEquals(new SimpleDateFormat("hh:mm:ss dd MM yyyy Z").parse("11:41:35 12 12 2010 +0000"), actual);
// assertEquals(new SimpleDateFormat("HH:mm:ss dd MMM yyyy Z").parse("12:41:35 12 Dec 2010 +0100"), actual);
Calendar calendar = new GregorianCalendar(2010, 12-1, 12, 11, 41, 35);
calendar.setTimeZone(TimeZone.getTimeZone("GMT"));
assertEquals(calendar.getTime(), actual);
}
@Test
public void testExtract_DigitizedDateTime() throws Exception
{
final Date actual = _directory.getDate(XmpDirectory.TAG_DATETIME_DIGITIZED);
// Underlying string value (in XMP data) is: 2010-12-12T12:41:35.00+01:00
assertEquals(new SimpleDateFormat("hh:mm:ss dd MM yyyy Z").parse("11:41:35 12 12 2010 +0000"), actual);
// assertEquals(new SimpleDateFormat("HH:mm:ss dd MMM yyyy Z").parse("12:41:35 12 Dec 2010 +0100"), actual);
Calendar calendar = new GregorianCalendar(2010, 12-1, 12, 11, 41, 35);
calendar.setTimeZone(TimeZone.getTimeZone("GMT"));
assertEquals(calendar.getTime(), actual);
}
@Test
public void testGetXmpProperties() throws Exception
{
Map<String,String> propertyMap = _directory.getXmpProperties();
assertEquals(179, propertyMap.size());
assertTrue(propertyMap.containsKey("photoshop:Country"));
assertEquals("Deutschland", propertyMap.get("photoshop:Country"));
assertTrue(propertyMap.containsKey("tiff:ImageLength"));
assertEquals("900", propertyMap.get("tiff:ImageLength"));
}
}