Package com.drew.metadata

Examples of com.drew.metadata.Directory

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    }

    public void testSetIntArrayGetByteArray() throws Exception
    {
        Metadata metadata = new Metadata();
        Directory directory = metadata.getDirectory(MockDirectory.class);
        int[] ints = {1, 2, 3, 4, 5};
        directory.setIntArray(1, ints);
        assertEquals(ints.length, directory.getByteArray(1).length);
        assertEquals(1, directory.getByteArray(1)[0]);
    }
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    }

    public void testSetStringGetInt() throws Exception
    {
        Metadata metadata = new Metadata();
        Directory directory = metadata.getDirectory(MockDirectory.class);
        byte[] bytes = { 0x01, 0x02, 0x03 };
        directory.setString(1, new String(bytes));
        assertEquals(0x010203, directory.getInt(1));
    }
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    }

    public void testSetAndGetSingleTag() throws Exception
    {
        Metadata metadata = new Metadata();
        Directory directory = metadata.getDirectory(ExifDirectory.class);
        directory.setInt(ExifDirectory.TAG_APERTURE, 1);
        assertEquals(1, directory.getInt(ExifDirectory.TAG_APERTURE));
    }
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    }

    public void testSetSameTagMultpleTimes() throws Exception
    {
        Metadata metadata = new Metadata();
        Directory directory = metadata.getDirectory(ExifDirectory.class);
        directory.setInt(ExifDirectory.TAG_APERTURE, 1);
        directory.setInt(ExifDirectory.TAG_APERTURE, 2);
        assertEquals("setting the tag with a different value should override old value",
                2, directory.getInt(ExifDirectory.TAG_APERTURE));
    }
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    }

    public void testSetAndGetMultipleTagsInSingleDirectory() throws Exception
    {
        Metadata metadata = new Metadata();
        Directory exifDir = metadata.getDirectory(ExifDirectory.class);
        exifDir.setString(ExifDirectory.TAG_APERTURE, "Tag Value");
        exifDir.setString(ExifDirectory.TAG_BATTERY_LEVEL, "Another tag");
        assertEquals("Tag Value", exifDir.getString(ExifDirectory.TAG_APERTURE));
        assertEquals("Another tag", exifDir.getString(ExifDirectory.TAG_BATTERY_LEVEL));
    }
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    }

    public void testSetAndGetMultipleTagsInMultilpeDirectories() throws Exception
    {
        Metadata metadata = new Metadata();
        Directory exifDir = metadata.getDirectory(ExifDirectory.class);
        Directory gpsDir = metadata.getDirectory(GpsDirectory.class);
        exifDir.setString(ExifDirectory.TAG_APERTURE, "ExifAperture");
        exifDir.setString(ExifDirectory.TAG_BATTERY_LEVEL, "ExifBatteryLevel");
        gpsDir.setString(GpsDirectory.TAG_GPS_ALTITUDE, "GpsAltitude");
        gpsDir.setString(GpsDirectory.TAG_GPS_DEST_BEARING, "GpsDestBearing");
        assertEquals("ExifAperture", exifDir.getString(ExifDirectory.TAG_APERTURE));
        assertEquals("ExifBatteryLevel", exifDir.getString(ExifDirectory.TAG_BATTERY_LEVEL));
        assertEquals("GpsAltitude", gpsDir.getString(GpsDirectory.TAG_GPS_ALTITUDE));
        assertEquals("GpsDestBearing", gpsDir.getString(GpsDirectory.TAG_GPS_DEST_BEARING));
    }
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*/

    public void testContainsTag() throws Exception
    {
        Metadata metadata = new Metadata();
        Directory exifDir = metadata.getDirectory(ExifDirectory.class);
        assertTrue(!exifDir.containsTag(ExifDirectory.TAG_APERTURE));
        exifDir.setString(ExifDirectory.TAG_APERTURE, "Tag Value");
        assertTrue(exifDir.containsTag(ExifDirectory.TAG_APERTURE));
    }
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    }

    public void testGetNonExistantTag() throws Exception
    {
        Metadata metadata = new Metadata();
        Directory exifDir = metadata.getDirectory(ExifDirectory.class);
        assertEquals(null, exifDir.getString(ExifDirectory.TAG_APERTURE));
    }
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    public void testExtractMetadata() throws Exception
    {
        File withExif = new File("src/com/drew/metadata/exif/test/withExif.jpg");
        Metadata metadata = JpegMetadataReader.readMetadata(withExif);
        assertTrue(metadata.containsDirectory(ExifDirectory.class));
        Directory directory = metadata.getDirectory(ExifDirectory.class);
        assertEquals("80", directory.getString(ExifDirectory.TAG_ISO_EQUIVALENT));
    }
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    {
        File withExif = new File("src/com/drew/metadata/exif/test/withExif.jpg");
        InputStream in = new BufferedInputStream(new FileInputStream((withExif)));
        Metadata metadata = JpegMetadataReader.readMetadata(in);
        assertTrue(metadata.containsDirectory(ExifDirectory.class));
        Directory directory = metadata.getDirectory(ExifDirectory.class);
        assertEquals("80", directory.getString(ExifDirectory.TAG_ISO_EQUIVALENT));
    }
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Related Classes of com.drew.metadata.Directory

  • ch.entwine.weblounge.common.impl.content.image.ImageMetadataUtils
  • com.drew.imaging.ImageMetadataReader
  • com.drew.imaging.jpeg.JpegMetadataReader
  • com.drew.imaging.jpeg.JpegMetadataReaderTest
  • com.drew.imaging.jpeg.test.JpegMetadataReaderTest
  • com.drew.lang.Rational
  • com.drew.metadata.adobe.AdobeJpegReader
  • com.drew.metadata.exif.ExifDirectoryTest
  • com.drew.metadata.exif.ExifReader
  • com.drew.metadata.exif.ExifReaderTest
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