Examples with PngDirectory com.drew.metadata.png.PngDirectory used on opensource projects

Example 1 with PngDirectory

use of com.drew.metadata.png.PngDirectory in project drill by apache.

the class GenericMetadataReader method read.

public void read(@NotNull FileType fileType, @NotNull FileStatus fileStatus, @NotNull Metadata metadata) {
    GenericMetadataDirectory directory = new GenericMetadataDirectory();
    boolean skipEPSPreview = false;
    directory.setLong(GenericMetadataDirectory.TAG_FILE_SIZE, fileStatus.getLen());
    // Add local time zone offset to store the last modified time as local time
    // just like TO_TIMESTAMP(UNIX_TIMESTAMP()) returns local time
    directory.setDate(GenericMetadataDirectory.TAG_FILE_DATE_TIME, new Date(fileStatus.getModificationTime() + TimeZone.getDefault().getRawOffset()));
    directory.setString(GenericMetadataDirectory.TAG_FORMAT, fileType.name().toUpperCase());
    for (Directory dir : metadata.getDirectories()) {
        if (dir instanceof JpegDirectory) {
            final JpegDirectory jpegDir = (JpegDirectory) dir;
            directory.setPixelWidth(jpegDir, JpegDirectory.TAG_IMAGE_WIDTH);
            directory.setPixelHeight(jpegDir, JpegDirectory.TAG_IMAGE_HEIGHT);
            directory.setBitPerPixel(jpegDir, JpegDirectory.TAG_DATA_PRECISION, JpegDirectory.TAG_NUMBER_OF_COMPONENTS);
            continue;
        }
        if (dir instanceof JfifDirectory) {
            final JfifDirectory jfifDir = (JfifDirectory) dir;
            try {
                final int unit = jfifDir.getResUnits();
                if (unit == 1 || unit == 2) {
                    directory.setDPIWidth(jfifDir, JfifDirectory.TAG_RESX, unit == 1 ? 1.0 : 2.54);
                    directory.setDPIHeight(jfifDir, JfifDirectory.TAG_RESY, unit == 1 ? 1.0 : 2.54);
                }
            } catch (MetadataException e) {
            // Nothing needs to be done
            }
            continue;
        }
        if (dir instanceof ExifIFD0Directory) {
            if (skipEPSPreview) {
                skipEPSPreview = false;
                continue;
            }
            final ExifIFD0Directory ifd0Dir = (ExifIFD0Directory) dir;
            directory.setPixelWidth(ifd0Dir, ExifIFD0Directory.TAG_IMAGE_WIDTH);
            directory.setPixelHeight(ifd0Dir, ExifIFD0Directory.TAG_IMAGE_HEIGHT);
            directory.setOrientation(ifd0Dir, ExifIFD0Directory.TAG_ORIENTATION);
            try {
                final int unit = ifd0Dir.getInt(ExifIFD0Directory.TAG_RESOLUTION_UNIT);
                if (unit == 2 || unit == 3) {
                    directory.setDPIWidth(ifd0Dir, ExifIFD0Directory.TAG_X_RESOLUTION, unit == 2 ? 1.0 : 2.54);
                    directory.setDPIHeight(ifd0Dir, ExifIFD0Directory.TAG_Y_RESOLUTION, unit == 2 ? 1.0 : 2.54);
                }
            } catch (MetadataException e) {
            // Nothing needs to be done
            }
            int[] bitPerSample = ifd0Dir.getIntArray(ExifIFD0Directory.TAG_BITS_PER_SAMPLE);
            if (bitPerSample != null) {
                int bitsPerPixel = 0;
                for (int n : bitPerSample) {
                    bitsPerPixel += n;
                }
                directory.setBitPerPixel(bitsPerPixel);
            }
            continue;
        }
        if (dir instanceof ExifSubIFDDirectory) {
            final ExifSubIFDDirectory subIFDDir = (ExifSubIFDDirectory) dir;
            directory.setPixelWidth(subIFDDir, ExifSubIFDDirectory.TAG_EXIF_IMAGE_WIDTH);
            directory.setPixelHeight(subIFDDir, ExifSubIFDDirectory.TAG_EXIF_IMAGE_HEIGHT);
            continue;
        }
        if (dir instanceof PsdHeaderDirectory) {
            final PsdHeaderDirectory psdDir = (PsdHeaderDirectory) dir;
            directory.setPixelWidth(psdDir, PsdHeaderDirectory.TAG_IMAGE_WIDTH);
            directory.setPixelHeight(psdDir, PsdHeaderDirectory.TAG_IMAGE_HEIGHT);
            directory.setBitPerPixel(psdDir, PsdHeaderDirectory.TAG_BITS_PER_CHANNEL, PsdHeaderDirectory.TAG_CHANNEL_COUNT);
            directory.setColorMode(psdDir, PsdHeaderDirectory.TAG_COLOR_MODE);
            continue;
        }
        if (dir instanceof PngDirectory) {
            final PngDirectory pngDir = (PngDirectory) dir;
            if (pngDir.getPngChunkType() == PngChunkType.IHDR) {
                directory.setPixelWidth(pngDir, PngDirectory.TAG_IMAGE_WIDTH);
                directory.setPixelHeight(pngDir, PngDirectory.TAG_IMAGE_HEIGHT);
                try {
                    int numOfComponent = 1;
                    int colorType = pngDir.getInt(PngDirectory.TAG_COLOR_TYPE);
                    if (colorType == PngColorType.IndexedColor.getNumericValue()) {
                        directory.setColorMode("Indexed");
                    } else if (colorType == PngColorType.Greyscale.getNumericValue()) {
                        directory.setColorMode("Grayscale");
                    } else if (colorType == PngColorType.GreyscaleWithAlpha.getNumericValue()) {
                        numOfComponent = 2;
                        directory.setColorMode("Grayscale");
                        directory.setAlpha(true);
                    } else if (colorType == PngColorType.TrueColor.getNumericValue()) {
                        numOfComponent = 3;
                    } else if (colorType == PngColorType.TrueColorWithAlpha.getNumericValue()) {
                        numOfComponent = 4;
                        directory.setAlpha(true);
                    }
                    directory.setBitPerPixel(pngDir.getInt(PngDirectory.TAG_BITS_PER_SAMPLE) * numOfComponent);
                } catch (MetadataException e) {
                // Nothing needs to be done
                }
                continue;
            }
            if (pngDir.getPngChunkType() == PngChunkType.pHYs) {
                try {
                    final int unit = pngDir.getInt(PngDirectory.TAG_UNIT_SPECIFIER);
                    if (unit == 1) {
                        directory.setDPIWidth(pngDir, PngDirectory.TAG_PIXELS_PER_UNIT_X, 0.0254);
                        directory.setDPIHeight(pngDir, PngDirectory.TAG_PIXELS_PER_UNIT_Y, 0.0254);
                    }
                } catch (MetadataException e) {
                // Nothing needs to be done
                }
                continue;
            }
            if (pngDir.getPngChunkType() == PngChunkType.tRNS) {
                directory.setAlpha(true);
                continue;
            }
            continue;
        }
        if (dir instanceof BmpHeaderDirectory) {
            final BmpHeaderDirectory bmpDir = (BmpHeaderDirectory) dir;
            directory.setPixelWidth(bmpDir, BmpHeaderDirectory.TAG_IMAGE_WIDTH);
            directory.setPixelHeight(bmpDir, BmpHeaderDirectory.TAG_IMAGE_HEIGHT);
            directory.setDPIWidth(bmpDir, BmpHeaderDirectory.TAG_X_PIXELS_PER_METER, 0.0254);
            directory.setDPIHeight(bmpDir, BmpHeaderDirectory.TAG_Y_PIXELS_PER_METER, 0.0254);
            try {
                final int bitsPerPixel = bmpDir.getInt(BmpHeaderDirectory.TAG_BITS_PER_PIXEL);
                if (bitsPerPixel <= 8) {
                    directory.setColorMode("Indexed");
                }
                directory.setBitPerPixel(bitsPerPixel);
            } catch (MetadataException e) {
            // Nothing needs to be done
            }
            continue;
        }
        if (dir instanceof GifHeaderDirectory) {
            final GifHeaderDirectory gifDir = (GifHeaderDirectory) dir;
            directory.setPixelWidth(gifDir, GifHeaderDirectory.TAG_IMAGE_WIDTH);
            directory.setPixelHeight(gifDir, GifHeaderDirectory.TAG_IMAGE_HEIGHT);
            directory.setColorMode("Indexed");
            directory.setBitPerPixel(gifDir, GifHeaderDirectory.TAG_BITS_PER_PIXEL);
            continue;
        }
        if (dir instanceof GifControlDirectory) {
            final GifControlDirectory gifControlDir = (GifControlDirectory) dir;
            directory.setAlpha(gifControlDir, GifControlDirectory.TAG_TRANSPARENT_COLOR_FLAG);
            continue;
        }
        if (dir instanceof IcoDirectory) {
            final IcoDirectory icoDir = (IcoDirectory) dir;
            directory.setPixelWidth(icoDir, IcoDirectory.TAG_IMAGE_WIDTH);
            directory.setPixelHeight(icoDir, IcoDirectory.TAG_IMAGE_HEIGHT);
            try {
                if (icoDir.getInt(IcoDirectory.TAG_COLOUR_PALETTE_SIZE) != 0) {
                    directory.setColorMode("Indexed");
                }
            } catch (MetadataException e) {
            // Nothing needs to be done
            }
            directory.setBitPerPixel(icoDir, IcoDirectory.TAG_BITS_PER_PIXEL);
            directory.setAlpha(true);
            continue;
        }
        if (dir instanceof PcxDirectory) {
            final PcxDirectory pcxDir = (PcxDirectory) dir;
            try {
                directory.setPixelWidth(pcxDir.getInt(PcxDirectory.TAG_XMAX) - pcxDir.getInt(PcxDirectory.TAG_XMIN) + 1);
            } catch (MetadataException e) {
            // Nothing needs to be done
            }
            try {
                directory.setPixelHeight(pcxDir.getInt(PcxDirectory.TAG_YMAX) - pcxDir.getInt(PcxDirectory.TAG_YMIN) + 1);
            } catch (MetadataException e) {
            // Nothing needs to be done
            }
            directory.setDPIWidth(pcxDir, PcxDirectory.TAG_HORIZONTAL_DPI);
            directory.setDPIHeight(pcxDir, PcxDirectory.TAG_VERTICAL_DPI);
            directory.setBitPerPixel(pcxDir, PcxDirectory.TAG_BITS_PER_PIXEL, PcxDirectory.TAG_COLOR_PLANES);
            try {
                int colorPlanes = pcxDir.getInt(PcxDirectory.TAG_COLOR_PLANES);
                if (colorPlanes == 1) {
                    if (pcxDir.getInt(PcxDirectory.TAG_PALETTE_TYPE) == 2) {
                        directory.setColorMode("Grayscale");
                    } else {
                        directory.setColorMode("Indexed");
                    }
                }
                directory.setAlpha(colorPlanes == 4);
            } catch (MetadataException e) {
            // Nothing needs to be done
            }
            continue;
        }
        if (dir instanceof WavDirectory) {
            final WavDirectory wavDir = (WavDirectory) dir;
            directory.setColorMode("N/A");
            directory.setDuration(wavDir, WavDirectory.TAG_DURATION);
            directory.setAudioCodec(wavDir, WavDirectory.TAG_FORMAT);
            directory.setAudioSampleSize(wavDir, WavDirectory.TAG_BITS_PER_SAMPLE);
            directory.setAudioSampleRate(wavDir, WavDirectory.TAG_SAMPLES_PER_SEC);
        }
        if (dir instanceof AviDirectory) {
            final AviDirectory aviDir = (AviDirectory) dir;
            directory.setPixelWidth(aviDir, AviDirectory.TAG_WIDTH);
            directory.setPixelHeight(aviDir, AviDirectory.TAG_HEIGHT);
            directory.setDuration(aviDir, AviDirectory.TAG_DURATION);
            directory.setVideoCodec(aviDir, AviDirectory.TAG_VIDEO_CODEC);
            directory.setFrameRate(aviDir, AviDirectory.TAG_FRAMES_PER_SECOND);
            directory.setAudioCodec(aviDir, AviDirectory.TAG_AUDIO_CODEC);
            directory.setAudioSampleRate(aviDir, AviDirectory.TAG_SAMPLES_PER_SECOND);
            continue;
        }
        if (dir instanceof WebpDirectory) {
            final WebpDirectory webpDir = (WebpDirectory) dir;
            directory.setPixelWidth(webpDir, WebpDirectory.TAG_IMAGE_WIDTH);
            directory.setPixelHeight(webpDir, WebpDirectory.TAG_IMAGE_HEIGHT);
            directory.setAlpha(webpDir, WebpDirectory.TAG_HAS_ALPHA);
            continue;
        }
        if (dir instanceof QuickTimeVideoDirectory) {
            final QuickTimeVideoDirectory qtVideoDir = (QuickTimeVideoDirectory) dir;
            directory.setPixelWidth(qtVideoDir, QuickTimeVideoDirectory.TAG_WIDTH);
            directory.setPixelHeight(qtVideoDir, QuickTimeVideoDirectory.TAG_HEIGHT);
            directory.setDPIWidth(qtVideoDir, QuickTimeVideoDirectory.TAG_HORIZONTAL_RESOLUTION);
            directory.setDPIHeight(qtVideoDir, QuickTimeVideoDirectory.TAG_VERTICAL_RESOLUTION);
            try {
                int bitsPerPixel = qtVideoDir.getInt(QuickTimeVideoDirectory.TAG_DEPTH) % 32;
                directory.setBitPerPixel(bitsPerPixel);
            } catch (MetadataException e) {
            // Nothing needs to be done
            }
            directory.setDuration(qtVideoDir, QuickTimeVideoDirectory.TAG_DURATION);
            directory.setVideoCodec(qtVideoDir, QuickTimeVideoDirectory.TAG_COMPRESSION_TYPE);
            directory.setFrameRate(qtVideoDir, QuickTimeVideoDirectory.TAG_FRAME_RATE);
            continue;
        }
        if (dir instanceof QuickTimeSoundDirectory) {
            final QuickTimeSoundDirectory qtSoundDir = (QuickTimeSoundDirectory) dir;
            directory.setAudioCodec(qtSoundDir, QuickTimeSoundDirectory.TAG_AUDIO_FORMAT);
            directory.setAudioSampleSize(qtSoundDir, QuickTimeSoundDirectory.TAG_AUDIO_SAMPLE_SIZE);
            directory.setAudioSampleRate(qtSoundDir, QuickTimeSoundDirectory.TAG_AUDIO_SAMPLE_RATE);
            continue;
        }
        if (dir instanceof QuickTimeDirectory) {
            final QuickTimeDirectory qtDir = (QuickTimeDirectory) dir;
            directory.setDuration(qtDir, QuickTimeDirectory.TAG_DURATION);
            continue;
        }
        if (dir instanceof Mp4VideoDirectory) {
            final Mp4VideoDirectory mp4VideoDir = (Mp4VideoDirectory) dir;
            directory.setPixelWidth(mp4VideoDir, Mp4VideoDirectory.TAG_WIDTH);
            directory.setPixelHeight(mp4VideoDir, Mp4VideoDirectory.TAG_HEIGHT);
            directory.setDPIWidth(mp4VideoDir, Mp4VideoDirectory.TAG_HORIZONTAL_RESOLUTION);
            directory.setDPIHeight(mp4VideoDir, Mp4VideoDirectory.TAG_VERTICAL_RESOLUTION);
            try {
                int bitsPerPixel = mp4VideoDir.getInt(Mp4VideoDirectory.TAG_DEPTH) % 32;
                directory.setBitPerPixel(bitsPerPixel);
            } catch (MetadataException e) {
            // Nothing needs to be done
            }
            directory.setDuration(mp4VideoDir, Mp4VideoDirectory.TAG_DURATION);
            directory.setVideoCodec(mp4VideoDir, Mp4VideoDirectory.TAG_COMPRESSION_TYPE);
            directory.setFrameRate(mp4VideoDir, Mp4VideoDirectory.TAG_FRAME_RATE);
            continue;
        }
        if (dir instanceof Mp4SoundDirectory) {
            final Mp4SoundDirectory mp4SoundDir = (Mp4SoundDirectory) dir;
            directory.setAudioCodec(mp4SoundDir, Mp4SoundDirectory.TAG_AUDIO_FORMAT);
            directory.setAudioSampleSize(mp4SoundDir, Mp4SoundDirectory.TAG_AUDIO_SAMPLE_SIZE);
            directory.setAudioSampleRate(mp4SoundDir, Mp4SoundDirectory.TAG_AUDIO_SAMPLE_RATE);
            continue;
        }
        if (dir instanceof Mp4Directory) {
            final Mp4Directory mp4Dir = (Mp4Directory) dir;
            directory.setDuration(mp4Dir, Mp4Directory.TAG_DURATION);
            continue;
        }
        if (dir instanceof EpsDirectory) {
            final EpsDirectory epsDir = (EpsDirectory) dir;
            directory.setPixelWidth(epsDir, EpsDirectory.TAG_IMAGE_WIDTH);
            directory.setPixelHeight(epsDir, EpsDirectory.TAG_IMAGE_HEIGHT);
            try {
                int bitsPerPixel = 24;
                int colorType = epsDir.getInt(EpsDirectory.TAG_COLOR_TYPE);
                if (colorType == 1) {
                    String imageData = epsDir.getString(EpsDirectory.TAG_IMAGE_DATA);
                    if (imageData != null && imageData.split(" ")[2].equals("1")) {
                        bitsPerPixel = 1;
                        directory.setColorMode("Bitmap");
                    } else {
                        bitsPerPixel = 8;
                        directory.setColorMode("Grayscale");
                    }
                } else if (colorType == 2) {
                    directory.setColorMode("Lab");
                } else if (colorType == 4) {
                    bitsPerPixel = 32;
                    directory.setColorMode("CMYK");
                }
                directory.setBitPerPixel(bitsPerPixel);
                skipEPSPreview = epsDir.containsTag(EpsDirectory.TAG_TIFF_PREVIEW_SIZE);
            } catch (MetadataException e) {
            // Nothing needs to be done
            }
            continue;
        }
    }
    // Set default value if empty
    directory.setPixelWidth(0);
    directory.setPixelHeight(0);
    directory.setOrientation(0);
    directory.setDPIWidth(0.0);
    directory.setDPIHeight(0.0);
    directory.setColorMode("RGB");
    directory.setBitPerPixel(0);
    directory.setAlpha(false);
    directory.setDuration(0);
    directory.setVideoCodec("Unknown");
    directory.setFrameRate(0.0);
    directory.setAudioCodec("Unknown");
    directory.setAudioSampleSize(0);
    directory.setAudioSampleRate(0.0);
    metadata.addDirectory(directory);
}

Example 2 with PngDirectory

use of com.drew.metadata.png.PngDirectory in project UniversalMediaServer by UniversalMediaServer.

the class PNGInfo method parseMetadata.

@Override
protected void parseMetadata(Metadata metadata) throws ParseException {
    if (metadata == null) {
        return;
    }
    for (Directory directory : metadata.getDirectories()) {
        if (directory instanceof PngDirectory && PngChunkType.IHDR.equals(((PngDirectory) directory).getPngChunkType())) {
            parsedInfo.format = ImageFormat.PNG;
            if (((PngDirectory) directory).containsTag(PngDirectory.TAG_IMAGE_WIDTH) && ((PngDirectory) directory).containsTag(PngDirectory.TAG_IMAGE_HEIGHT)) {
                parsedInfo.width = ((PngDirectory) directory).getInteger(PngDirectory.TAG_IMAGE_WIDTH);
                parsedInfo.height = ((PngDirectory) directory).getInteger(PngDirectory.TAG_IMAGE_HEIGHT);
            }
            if (((PngDirectory) directory).containsTag(PngDirectory.TAG_BITS_PER_SAMPLE)) {
                parsedInfo.bitDepth = ((PngDirectory) directory).getInteger(PngDirectory.TAG_BITS_PER_SAMPLE);
            }
            if (((PngDirectory) directory).containsTag(PngDirectory.TAG_INTERLACE_METHOD)) {
                Integer i = ((PngDirectory) directory).getInteger(PngDirectory.TAG_INTERLACE_METHOD);
                if (i != null) {
                    ((PNGParseInfo) parsedInfo).interlaceMethod = InterlaceMethod.typeOf(i);
                }
            }
            if (((PngDirectory) directory).containsTag(PngDirectory.TAG_COLOR_TYPE)) {
                Integer i = ((PngDirectory) directory).getInteger(PngDirectory.TAG_COLOR_TYPE);
                if (i != null) {
                    ((PNGParseInfo) parsedInfo).colorType = PngColorType.fromNumericValue(i);
                    switch(((PNGParseInfo) parsedInfo).colorType) {
                        case // Grayscale without alpha
                        Greyscale:
                            parsedInfo.numComponents = 1;
                            parsedInfo.colorSpaceType = ColorSpaceType.TYPE_GRAY;
                            break;
                        case // RGB without alpha
                        TrueColor:
                            parsedInfo.numComponents = 3;
                            parsedInfo.colorSpaceType = ColorSpaceType.TYPE_RGB;
                            break;
                        case // Palette index
                        IndexedColor:
                            parsedInfo.numComponents = 3;
                            parsedInfo.colorSpaceType = ColorSpaceType.TYPE_RGB;
                            break;
                        case // Grayscale with alpha
                        GreyscaleWithAlpha:
                            parsedInfo.numComponents = 2;
                            parsedInfo.colorSpaceType = ColorSpaceType.TYPE_GRAY;
                            break;
                        case // RGB with alpha
                        TrueColorWithAlpha:
                            parsedInfo.numComponents = 4;
                            parsedInfo.colorSpaceType = ColorSpaceType.TYPE_RGB;
                            break;
                        default:
                    }
                }
            }
        }
        if (directory instanceof PngDirectory && PngChunkType.tRNS.equals(((PngDirectory) directory).getPngChunkType())) {
            ((PNGParseInfo) parsedInfo).hasTransparencyChunk = true;
            if (((PNGParseInfo) parsedInfo).colorType == null || ((PNGParseInfo) parsedInfo).numComponents == null) {
                throw new ParseException("PNG parsing failed with ancillary chunk tRNS appearing before critical chunk IHDR");
            }
            if (((PNGParseInfo) parsedInfo).colorType == PngColorType.GreyscaleWithAlpha || ((PNGParseInfo) parsedInfo).colorType == PngColorType.TrueColorWithAlpha) {
                throw new ParseException(String.format("PNG parsing failed with illegal combination of %s color type and tRNS transparancy chunk", ((PNGParseInfo) parsedInfo).colorType));
            }
            parsedInfo.numComponents++;
        }
        if (directory instanceof PngDirectory && PngChunkType.sBIT.equals(((PngDirectory) directory).getPngChunkType())) {
            ((PNGParseInfo) parsedInfo).isModifiedBitDepth = true;
        }
    }
}

Example 3 with PngDirectory

use of com.drew.metadata.png.PngDirectory in project drill by apache.

the class ImageDirectoryProcessor method processDirectory.

protected static void processDirectory(final MapColumnDefn writer, final Directory directory, final Metadata metadata, final ImageFormatConfig config) {
    TimeZone timeZone = (config.getTimeZone() != null) ? TimeZone.getTimeZone(config.getTimeZone()) : TimeZone.getDefault();
    for (Tag tag : directory.getTags()) {
        try {
            final int tagType = tag.getTagType();
            Object value;
            if (config.isDescriptive() || ImageMetadataUtils.isDescriptionTag(directory, tagType)) {
                value = directory.getDescription(tagType);
                if (directory instanceof PngDirectory) {
                    if (((PngDirectory) directory).getPngChunkType().areMultipleAllowed()) {
                        value = new String[] { (String) value };
                    }
                }
            } else {
                value = directory.getObject(tagType);
                if (directory instanceof ExifIFD0Directory && tagType == ExifIFD0Directory.TAG_DATETIME) {
                    ExifSubIFDDirectory exifSubIFDDir = metadata.getFirstDirectoryOfType(ExifSubIFDDirectory.class);
                    String subsecond = null;
                    if (exifSubIFDDir != null) {
                        subsecond = exifSubIFDDir.getString(ExifSubIFDDirectory.TAG_SUBSECOND_TIME);
                    }
                    value = directory.getDate(tagType, subsecond, timeZone);
                } else if (directory instanceof ExifSubIFDDirectory) {
                    if (tagType == ExifSubIFDDirectory.TAG_DATETIME_ORIGINAL) {
                        value = ((ExifSubIFDDirectory) directory).getDateOriginal(timeZone);
                    } else if (tagType == ExifSubIFDDirectory.TAG_DATETIME_DIGITIZED) {
                        value = ((ExifSubIFDDirectory) directory).getDateDigitized(timeZone);
                    }
                } else if (directory instanceof GpsDirectory) {
                    if (tagType == GpsDirectory.TAG_LATITUDE) {
                        value = ((GpsDirectory) directory).getGeoLocation().getLatitude();
                    } else if (tagType == GpsDirectory.TAG_LONGITUDE) {
                        value = ((GpsDirectory) directory).getGeoLocation().getLongitude();
                    }
                }
                if (ImageMetadataUtils.isVersionTag(directory, tagType)) {
                    value = directory.getString(tagType, "US-ASCII");
                } else if (ImageMetadataUtils.isDateTag(directory, tagType)) {
                    value = directory.getDate(tagType, timeZone);
                }
            }
            processValue(writer, ImageMetadataUtils.formatName(tag.getTagName()), value);
        } catch (Exception skipped) {
            logger.warn("Error in processing image directory : {}", skipped.getMessage());
        }
    }
}