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/*
* Copyright 2002-2017 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:
*
* https://drewnoakes.com/code/exif/
* https://github.com/drewnoakes/metadata-extractor
*/
package com.drew.metadata.exif;
import com.drew.imaging.jpeg.JpegProcessingException;
import com.drew.lang.GeoLocation;
import com.drew.metadata.Directory;
import com.drew.metadata.Metadata;
import com.drew.metadata.MetadataException;
import org.junit.Test;
import java.io.IOException;
import java.util.TimeZone;
import static org.junit.Assert.*;
/**
* Unit tests for {@link ExifSubIFDDirectory}, {@link ExifIFD0Directory}, {@link ExifThumbnailDirectory} and
* {@link GpsDirectory}.
*
* @author Drew Noakes https://drewnoakes.com
*/
@SuppressWarnings("ConstantConditions")
public class ExifDirectoryTest
{
@Test
public void testGetDirectoryName() throws Exception
{
Directory subIFDDirectory = new ExifSubIFDDirectory();
Directory ifd0Directory = new ExifIFD0Directory();
Directory thumbDirectory = new ExifThumbnailDirectory();
Directory gpsDirectory = new GpsDirectory();
assertFalse(subIFDDirectory.hasErrors());
assertFalse(ifd0Directory.hasErrors());
assertFalse(thumbDirectory.hasErrors());
assertFalse(gpsDirectory.hasErrors());
assertEquals("Exif IFD0", ifd0Directory.getName());
assertEquals("Exif SubIFD", subIFDDirectory.getName());
assertEquals("Exif Thumbnail", thumbDirectory.getName());
assertEquals("GPS", gpsDirectory.getName());
}
@Test
public void testDateTime() throws JpegProcessingException, IOException, MetadataException
{
Metadata metadata = ExifReaderTest.processBytes("Tests/Data/nikonMakernoteType2a.jpg.app1");
ExifIFD0Directory exifIFD0Directory = metadata.getFirstDirectoryOfType(ExifIFD0Directory.class);
ExifSubIFDDirectory exifSubIFDDirectory = metadata.getFirstDirectoryOfType(ExifSubIFDDirectory.class);
assertNotNull(exifIFD0Directory);
assertNotNull(exifSubIFDDirectory);
assertEquals("2003:10:15 10:37:08", exifIFD0Directory.getString(ExifIFD0Directory.TAG_DATETIME));
assertEquals("80", exifSubIFDDirectory.getString(ExifSubIFDDirectory.TAG_SUBSECOND_TIME));
assertEquals("2003:10:15 10:37:08", exifSubIFDDirectory.getString(ExifSubIFDDirectory.TAG_DATETIME_ORIGINAL));
assertEquals("80", exifSubIFDDirectory.getString(ExifSubIFDDirectory.TAG_SUBSECOND_TIME_ORIGINAL));
assertEquals("2003:10:15 10:37:08", exifSubIFDDirectory.getString(ExifSubIFDDirectory.TAG_DATETIME_DIGITIZED));
assertEquals("80", exifSubIFDDirectory.getString(ExifSubIFDDirectory.TAG_SUBSECOND_TIME_DIGITIZED));
assertEquals(1066214228800L, exifIFD0Directory.getDate(
ExifIFD0Directory.TAG_DATETIME,
exifSubIFDDirectory.getString(ExifSubIFDDirectory.TAG_SUBSECOND_TIME),
null
).getTime());
assertEquals(1066210628800L, exifIFD0Directory.getDate(
ExifIFD0Directory.TAG_DATETIME,
exifSubIFDDirectory.getString(ExifSubIFDDirectory.TAG_SUBSECOND_TIME),
TimeZone.getTimeZone("GMT+0100")
).getTime());
assertEquals(1066214228800L, exifSubIFDDirectory.getDateOriginal().getTime());
assertEquals(1066210628800L, exifSubIFDDirectory.getDateOriginal(TimeZone.getTimeZone("GMT+0100")).getTime());
assertEquals(1066214228800L, exifSubIFDDirectory.getDateDigitized().getTime());
assertEquals(1066210628800L, exifSubIFDDirectory.getDateDigitized(TimeZone.getTimeZone("GMT+0100")).getTime());
}
@Test
public void testResolution() throws JpegProcessingException, IOException, MetadataException
{
Metadata metadata = ExifReaderTest.processBytes("Tests/Data/withUncompressedRGBThumbnail.jpg.app1");
ExifThumbnailDirectory thumbnailDirectory = metadata.getFirstDirectoryOfType(ExifThumbnailDirectory.class);
assertNotNull(thumbnailDirectory);
assertEquals(72, thumbnailDirectory.getInt(ExifThumbnailDirectory.TAG_X_RESOLUTION));
ExifIFD0Directory exifIFD0Directory = metadata.getFirstDirectoryOfType(ExifIFD0Directory.class);
assertNotNull(exifIFD0Directory);
assertEquals(216, exifIFD0Directory.getInt(ExifIFD0Directory.TAG_X_RESOLUTION));
}
@Test
public void testGeoLocation() throws IOException, MetadataException
{
Metadata metadata = ExifReaderTest.processBytes("Tests/Data/withExifAndIptc.jpg.app1.0");
GpsDirectory gpsDirectory = metadata.getFirstDirectoryOfType(GpsDirectory.class);
assertNotNull(gpsDirectory);
GeoLocation geoLocation = gpsDirectory.getGeoLocation();
assertEquals(54.989666666666665, geoLocation.getLatitude(), 0.001);
assertEquals(-1.9141666666666666, geoLocation.getLongitude(), 0.001);
}
@Test
public void testGpsDate() throws IOException, MetadataException
{
Metadata metadata = ExifReaderTest.processBytes("Tests/Data/withPanasonicFaces.jpg.app1");
GpsDirectory gpsDirectory = metadata.getFirstDirectoryOfType(GpsDirectory.class);
assertNotNull(gpsDirectory);
assertEquals("2010:06:24", gpsDirectory.getString(GpsDirectory.TAG_DATE_STAMP));
assertEquals("10/1 17/1 21/1", gpsDirectory.getString(GpsDirectory.TAG_TIME_STAMP));
assertEquals(1277374641000L, gpsDirectory.getGpsDate().getTime());
}
}
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