Java tutorial
/** * <h1>TiffImplementationChecker.java</h1> <p> 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 3 of the License, or (at your option) any later version; or, * at your choice, under the terms of the Mozilla Public License, v. 2.0. SPDX GPL-3.0+ or MPL-2.0+. * </p> <p> 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 and the Mozilla Public License for more details. </p> * <p> You should have received a copy of the GNU General Public License and the Mozilla Public * License along with this program. If not, see <a href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a> * and at <a href="http://mozilla.org/MPL/2.0">http://mozilla.org/MPL/2.0</a> . </p> <p> NB: for the * statement, include Easy Innova SL or other company/Person contributing the code. </p> <p> * 2015 Easy Innova, SL </p> * * @author Vctor Muoz Sol * @version 1.0 * @since 23/7/2015 */ package dpfmanager.conformancechecker.tiff.implementation_checker; import dpfmanager.conformancechecker.tiff.implementation_checker.model.TiffHeader; import dpfmanager.conformancechecker.tiff.implementation_checker.model.TiffIfd; import dpfmanager.conformancechecker.tiff.implementation_checker.model.TiffIfds; import dpfmanager.conformancechecker.tiff.implementation_checker.model.TiffTag; import dpfmanager.conformancechecker.tiff.implementation_checker.model.TiffTags; import dpfmanager.conformancechecker.tiff.implementation_checker.model.TiffValidationObject; import dpfmanager.conformancechecker.tiff.policy_checker.Rule; import com.easyinnova.tiff.model.IfdTags; import com.easyinnova.tiff.model.Metadata; import com.easyinnova.tiff.model.TagValue; import com.easyinnova.tiff.model.TiffDocument; import com.easyinnova.tiff.model.types.IFD; import com.easyinnova.tiff.model.types.IPTC; import com.easyinnova.tiff.model.types.Rational; import com.easyinnova.tiff.model.types.abstractTiffType; import org.apache.commons.lang.StringEscapeUtils; import java.awt.*; import java.awt.image.BufferedImage; import java.io.File; import java.util.ArrayList; import java.util.Dictionary; import java.util.HashSet; import java.util.Hashtable; import java.util.Iterator; import java.util.List; import javax.imageio.ImageIO; import javax.imageio.ImageReader; import javax.imageio.stream.ImageInputStream; import javax.xml.crypto.dsig.keyinfo.KeyValue; /** * Created by easy on 08/03/2016. */ public class TiffImplementationChecker { private TiffDocument tiffDoc; boolean setITFields = false; private Hashtable<Integer, Integer> usedOffsetsSizes; public void setITFields(boolean setITFields) { this.setITFields = setITFields; } public TiffValidationObject CreateValidationObject(TiffDocument tiffDoc) { this.tiffDoc = tiffDoc; TiffValidationObject tiffValidate = new TiffValidationObject(); usedOffsetsSizes = new Hashtable<>(); // Generic info tiffValidate.setSize(tiffDoc.getSize()); String endianess = "none"; if (tiffDoc.getEndianess() != null) endianess = tiffDoc.getEndianess().toString(); tiffValidate.setByteOrder(endianess); int numberimages = tiffDoc.getImageIfds().size(); tiffValidate.setNumberImages(numberimages); if (tiffDoc != null && tiffDoc.getIccProfile() != null) { tiffValidate.setIccProfileClass(tiffDoc.getIccProfile().getProfileClass() + ""); } // Header TiffHeader header = new TiffHeader(); header.setByteOrder(tiffDoc.getEndianess() != null ? tiffDoc.getEndianess().toString() : ""); header.setMagicNumber(tiffDoc.getMagicNumber() + ""); header.setOffset(tiffDoc.getFirstIFDOffset()); tiffValidate.setHeader(header); usedOffsetsSizes.put(0, 8); // IFDs IFD ifd = tiffDoc.getFirstIFD(); if (ifd != null) { usedOffsetsSizes.put(tiffDoc.getFirstIFDOffset(), 4); } List<TiffIfd> ifdsList = new ArrayList<TiffIfd>(); int n = 1; HashSet<Integer> usedOffsets = new HashSet<>(); usedOffsets.add(tiffDoc.getFirstIFDOffset()); boolean circularReference = false; while (ifd != null) { ifdsList.add(CreateIFDValidation(ifd, n++)); if (usedOffsets.contains(ifd.getNextOffset())) { circularReference = true; break; } else { usedOffsets.add(ifd.getNextOffset()); } if (ifd.getNextIFD() != null) { usedOffsetsSizes.put(ifd.getNextOffset(), 4); } ifd = ifd.getNextIFD(); } TiffIfds ifds = new TiffIfds(); ifds.setCircularReference(circularReference); ifds.setIfds(ifdsList); for (TiffIfd ifdNode : ifdsList) { ifdNode.setParent(ifds.getContext()); } tiffValidate.setIfds(ifds); return tiffValidate; } public TiffIfd CreateIFDValidation(IFD ifd, int n) { boolean hasSubIfd = ifd.hasSubIFD(); boolean thumbnail = hasSubIfd && ifd.getsubIFD().getImageSize() > ifd.getImageSize(); IfdTags metadata; if (!hasSubIfd) { metadata = ifd.getMetadata(); } else if (!thumbnail) { metadata = ifd.getMetadata(); } else { metadata = ifd.getsubIFD().getMetadata(); } TiffIfd tiffIfd = new TiffIfd(); tiffIfd.setN(n); tiffIfd.setThumbnail(ifd.isThumbnail() ? 1 : 0); List<TiffTag> tags = new ArrayList<TiffTag>(); int prevTagId = -1; boolean correctTagOrdering = true; boolean duplicatedTags = false; boolean correctCompression = true; boolean correctPhotometricCasuistic = true; boolean correctYcbcr = true; HashSet tagIds = new HashSet<>(); for (TagValue tv : ifd.getTags().getTags()) { try { if (tv.getId() <= prevTagId) { correctTagOrdering = false; } if (tagIds.contains(tv.getId())) { duplicatedTags = true; } else { tagIds.add(tv.getId()); } prevTagId = tv.getId(); tags.add(CreateTiffTag(tv, n)); usedOffsetsSizes.put(tv.getReadOffset(), tv.getReadlength()); } catch (Exception ex) { ex.printStackTrace(); } } TiffTags tiffTags = new TiffTags(); tiffTags.setTags(tags); tiffTags.setTagsCount(tags.size()); tiffIfd.setTags(tiffTags); tiffIfd.setTagOrdering(correctTagOrdering ? 1 : 0); tiffIfd.setDuplicateTags(duplicatedTags ? 1 : 0); tiffIfd.setStrips(ifd.hasStrips() ? 1 : 0); tiffIfd.setTiles(ifd.hasTiles() ? 1 : 0); tiffIfd.setCorrectStrips(1); tiffIfd.setCorrectTiles(1); tiffIfd.setOffset(ifd.getNextOffset()); tiffIfd.setIFD0(n == 1 ? 1 : 0); // Strips check if (ifd.hasStrips()) { int pixelSize = 0; for (int i = 0; i < metadata.get("BitsPerSample").getCardinality(); i++) { pixelSize += metadata.get("BitsPerSample").getValue().get(i).toInt(); } int id = com.easyinnova.tiff.model.TiffTags.getTagId("StripBYTECount"); int nsc = metadata.get(id).getCardinality(); if (metadata.get("Compression").getFirstNumericValue() == 1 && pixelSize >= 8) { int calculatedImageLength = 0; for (int i = 0; i < nsc; i++) { calculatedImageLength += metadata.get(id).getValue().get(i).toInt(); } if (calculatedImageLength != metadata.get("ImageLength").getFirstNumericValue() * metadata.get("ImageWidth").getFirstNumericValue() * pixelSize / 8) { tiffIfd.setCorrectStrips(0); } } //long rps = 1; //if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("RowsPerStrip"))) // rps = metadata.get("RowsPerStrip").getFirstNumericValue(); //long leng = metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("ImageLength")).getFirstNumericValue(); //int nstrips = (int)Math.ceil((double)leng / rps); //if (nstrips != nsc) // tiffIfd.setCorrectStrips(0); } // Tiles check if (ifd.hasTiles()) { long tileLength = metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("TileLength")) .getFirstNumericValue(); ; long tileWidth = metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("TileWidth")) .getFirstNumericValue(); ; long tilesPerImage = ((metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("ImageWidth")) .getFirstNumericValue() + tileWidth - 1) / tileWidth) * ((metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("ImageLength")) .getFirstNumericValue() + tileLength - 1) / tileLength); // Check Plannar Configuration int id = com.easyinnova.tiff.model.TiffTags.getTagId("PlanarConfiguration"); int idspp = com.easyinnova.tiff.model.TiffTags.getTagId("SamplesPerPixel"); if (metadata.containsTagId(id) && metadata.containsTagId(idspp)) { long planar = metadata.get(id).getFirstNumericValue(); long spp = metadata.get(idspp).getFirstNumericValue(); if (planar == 2) { long spp_tpi = spp * tilesPerImage; if (ifd.getImageTiles().getTiles().size() < spp_tpi) { tiffIfd.setCorrectTiles(0); } } } } // Check pixel samples bits if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("BitsPerSample")) && metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("SamplesPerPixel"))) { boolean correctExtraSamples = true; boolean onlyNecessaryExtraSamples = true; boolean validBitsPerSample = true; boolean equalBitsPerSampleValues = true; int bps = metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("BitsPerSample")).getValue().size(); if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("ExtraSamples"))) { int ext = metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("ExtraSamples")).getValue() .size(); if (ext + 3 != bps) { correctExtraSamples = false; } else if (ext > 0 && bps <= 3) { onlyNecessaryExtraSamples = false; } } if (bps > 1) { TagValue lbps = metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("BitsPerSample")); if (lbps == null || lbps.getValue() == null) { validBitsPerSample = false; } else { boolean distinct_bps_samples = false; for (int i = 1; i < lbps.getCardinality(); i++) { if (lbps.getValue().get(i).toInt() != lbps.getValue().get(i - 1).toInt()) distinct_bps_samples = true; } if (distinct_bps_samples) equalBitsPerSampleValues = false; } } // Check correct compression if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("Compression")) && metadata.get("Compression").getFirstNumericValue() == 1) { if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("CompressedBitsPerPixel"))) { correctCompression = false; } } // Check photometric casuistic if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("PhotometricInterpretation"))) { int photo = (int) metadata.get("PhotometricInterpretation").getFirstNumericValue(); if (photo != 6) { if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YCbCrCoefficients"))) correctPhotometricCasuistic = false; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YCbCrSubSampling"))) correctPhotometricCasuistic = false; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YCbCrPositioning"))) correctPhotometricCasuistic = false; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("ReferenceBlackWhite"))) correctPhotometricCasuistic = false; } long spp = 0; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("SamplesPerPixel"))) spp = metadata.get("SamplesPerPixel").getFirstNumericValue(); if (photo == 2 || photo == 3) { if (spp != 3) { correctPhotometricCasuistic = false; } } else if (photo == 1 || photo == 32803) { if (spp != 1) { correctPhotometricCasuistic = false; } if (photo == 32803) { if (!metadata .containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("CFARepeatPatternDim"))) correctPhotometricCasuistic = false; else if (metadata.get("CFARepeatPatternDim").getCardinality() != 2) correctPhotometricCasuistic = false; if (!metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("CFAPattern"))) correctPhotometricCasuistic = false; } } } // Check YcbCr int nycbcr = 0; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YCbCrCoefficients"))) nycbcr++; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YCbCrSubSampling"))) nycbcr++; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YCbCrPositioning"))) nycbcr++; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("ReferenceBlackWhite"))) nycbcr++; if (nycbcr > 0 && nycbcr != 4) { if (!metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("CFARepeatPatternDim"))) correctYcbcr = false; else if (metadata.get("CFARepeatPatternDim").getCardinality() != 3) correctPhotometricCasuistic = false; if (!metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YCbCrSubSampling"))) correctYcbcr = false; else if (metadata.get("YCbCrSubSampling").getCardinality() != 2) correctPhotometricCasuistic = false; if (!metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YCbCrPositioning"))) correctYcbcr = false; else if (metadata.get("YCbCrPositioning").getCardinality() != 1) correctPhotometricCasuistic = false; if (!metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("ReferenceBlackWhite"))) correctYcbcr = false; else if (metadata.get("ReferenceBlackWhite").getCardinality() != 6) correctPhotometricCasuistic = false; } if (thumbnail) { if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YCbCrCoefficients"))) correctYcbcr = false; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YCbCrSubSampling"))) correctYcbcr = false; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YCbCrPositioning"))) correctYcbcr = false; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("ReferenceBlackWhite"))) correctYcbcr = false; } // IT Fields if (setITFields) { setITFields(ifd, tiffIfd); } tiffIfd.setCorrectExtraSamples(correctExtraSamples ? 1 : 0); tiffIfd.setOnlyNecessaryExtraSamples(onlyNecessaryExtraSamples ? 1 : 0); tiffIfd.setValidBitsPerSample(validBitsPerSample ? 1 : 0); tiffIfd.setEqualBitsPerSampleValues(equalBitsPerSampleValues ? 1 : 0); tiffIfd.setCorrectCompression(correctCompression ? 1 : 0); tiffIfd.setCorrectPhotometricCasuistic(correctPhotometricCasuistic ? 1 : 0); tiffIfd.setCorrectYcbcr(correctYcbcr ? 1 : 0); } // Check image type if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("PhotometricInterpretation"))) { int photometric = (int) metadata .get(com.easyinnova.tiff.model.TiffTags.getTagId("PhotometricInterpretation")) .getFirstNumericValue(); switch (photometric) { case 0: case 1: if (!metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("BitsPerSample")) || metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("BitsPerSample")) .getFirstNumericValue() == 1) { tiffIfd.setType("Bilevel"); } else { tiffIfd.setType("Grayscale"); } break; case 2: tiffIfd.setType("RGB"); break; case 3: tiffIfd.setType("Palette"); break; case 4: tiffIfd.setType("Transparency"); break; case 5: tiffIfd.setType("CMYK"); break; case 6: tiffIfd.setType("YCbCr"); break; case 8: case 9: case 10: tiffIfd.setType("CIELab"); break; } } // Policy fields if (ifd.getMetadata() != null && ifd.getMetadata().get("BitsPerSample") != null) { String bps = ifd.getMetadata().get("BitsPerSample").toString(); tiffIfd.setBitDepth(bps); } String eqxy = "True"; if (ifd.getTags().containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("XResolution")) && ifd.getTags().containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YResolution"))) { if (!ifd.getTag("XResolution").toString().equals(ifd.getTag("YResolution").toString())) eqxy = "False"; } tiffIfd.setEqualXYResolution(eqxy); String dpi = ""; if (ifd.getTags().containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("XResolution")) && ifd.getTags().containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("YResolution"))) { try { Rational ratx = (Rational) ifd.getTag("XResolution").getValue().get(0); Rational raty = (Rational) ifd.getTag("YResolution").getValue().get(0); int xres = (int) ratx.getFloatValue(); int yres = (int) raty.getFloatValue(); if (xres % 2 != 0 || yres % 2 != 0) dpi = "Uneven"; else dpi = "Even"; } catch (Exception ex) { ex.printStackTrace(); } } tiffIfd.setDpi(dpi); String extra = "0"; if (ifd.getTags().containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("ExtraSamples"))) extra = ifd.getTag("ExtraSamples").getCardinality() + ""; tiffIfd.setExtraChannels(extra); String pixeldensity = "0"; if (ifd.getMetadata() != null && ifd.getMetadata().containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("ResolutionUnit")) && ifd.getMetadata().containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("XResolution"))) { try { double ru = Double.parseDouble(ifd.getMetadata().get("ResolutionUnit").toString()); String xres = ifd.getMetadata().get("XResolution").toString(); double num = Double.parseDouble(xres.substring(0, xres.indexOf("/"))); double den = Double.parseDouble(xres.substring(xres.indexOf("/") + 1)); double xr = num / den; double ppi; if (ru == 2) ppi = xr; else ppi = xr / 0.3937; pixeldensity = ppi + ""; } catch (Exception ex) { pixeldensity = ""; } } tiffIfd.setPixelDensity(pixeldensity); return tiffIfd; } void setITFields(IFD ifd, TiffIfd tiffIfd) { IfdTags metadata = ifd.getMetadata(); int sft = -1; int photo = -1; int bps = -1; int planar = -1; int comp = -1; if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("SubfileType"))) { sft = (int) metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("SubfileType")) .getFirstNumericValue(); } if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("Compression"))) { comp = (int) metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("Compression")) .getFirstNumericValue(); } if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("PhotometricInterpretation"))) { photo = (int) metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("PhotometricInterpretation")) .getFirstNumericValue(); } if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("BitsPerSample"))) { TagValue tv = metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("BitsPerSample")); if (tv.getCardinality() > 0) { bps = (int) tv.getFirstNumericValue(); } } if (metadata.containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("PlanarConfiguration"))) { planar = (int) metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("PlanarConfiguration")) .getFirstNumericValue(); } // Determination of TIFF/IT file type if (sft == 1 || sft == -1) { if (comp == 1 || comp == 32895) { if (photo == 5) { if (planar == 1) { tiffIfd.setFiletype("ct"); } else if (planar == 32768) { tiffIfd.setFiletype("ct"); } else if (planar == 2) { if (bps > 1) { tiffIfd.setFiletype("ct"); } else if (bps == 1) { tiffIfd.setFiletype("sd"); } } } else if (photo == 2) { if (planar == 1) { tiffIfd.setFiletype("ct"); } else if (planar == 32768) { tiffIfd.setFiletype("ct"); } else if (planar == 2) { tiffIfd.setFiletype("ct"); } } else if (photo == 8) { if (planar == 1) { tiffIfd.setFiletype("ct"); } else if (planar == 32768) { tiffIfd.setFiletype("ct"); } else if (planar == 2) { tiffIfd.setFiletype("ct"); } } else if (photo == 0 || photo == 1) { if (bps == 1) { tiffIfd.setFiletype("bp"); } else if (bps > 1) { tiffIfd.setFiletype("mp"); } } } else if (comp == 4) { if (photo == 0 || photo == 1) { tiffIfd.setFiletype("bp"); } else if (photo == 5) { tiffIfd.setFiletype("sd"); } } else if (comp == 7) { if (photo == 5) { if (planar == 1) { tiffIfd.setFiletype("ct"); } } else if (photo == 2) { if (planar == 1) { tiffIfd.setFiletype("ct"); } } else if (photo == 6) { if (planar == 1) { tiffIfd.setFiletype("ct"); } } else if (photo == 8) { if (planar == 1) { tiffIfd.setFiletype("ct"); } } else if (photo == 0 || photo == 1) { if (bps > 1) { tiffIfd.setFiletype("mp"); } } } else if (comp == 8) { if (photo == 5) { if (planar == 1) { tiffIfd.setFiletype("ct"); } else if (planar == 32768) { tiffIfd.setFiletype("ct"); } else if (planar == 2) { if (bps > 1) { tiffIfd.setFiletype("ct"); } else if (bps == 1) { tiffIfd.setFiletype("sd"); } } } else if (photo == 2) { if (planar == 1) { tiffIfd.setFiletype("ct"); } else if (planar == 32768) { tiffIfd.setFiletype("ct"); } else if (planar == 2) { tiffIfd.setFiletype("ct"); } } else if (photo == 8) { if (planar == 1) { tiffIfd.setFiletype("ct"); } else if (planar == 32768) { tiffIfd.setFiletype("ct"); } else if (planar == 2) { tiffIfd.setFiletype("ct"); } } else if (photo == 0 || photo == 1) { if (bps == 1) { tiffIfd.setFiletype("bp"); } else if (bps > 1) { tiffIfd.setFiletype("mp"); } } } else if (comp == 32896) { tiffIfd.setFiletype("lw"); } else if (comp == 32897) { tiffIfd.setFiletype("hc"); } else if (comp == 32898) { tiffIfd.setFiletype("bp"); } else if (((sft >> 3) & 1) == 1) { tiffIfd.setFiletype("fp"); } } if (tiffIfd.getFiletype().equals("ct")) { boolean rgb = metadata .containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("PhotometricInterpretation")) && metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("PhotometricInterpretation")) .getFirstNumericValue() == 2; boolean lab = metadata .containsTagId(com.easyinnova.tiff.model.TiffTags.getTagId("PhotometricInterpretation")) && metadata.get(com.easyinnova.tiff.model.TiffTags.getTagId("PhotometricInterpretation")) .getFirstNumericValue() == 8; if (rgb) { tiffIfd.setImgtype("rgb"); } else if (lab) { tiffIfd.setImgtype("lab"); } else { tiffIfd.setImgtype("norgblab"); } } } TiffIfd createIfdNode(TagValue tv, String nodeName) { TiffIfd ifd = new TiffIfd(); ifd.setThumbnail(-1); List<TiffTag> tags = new ArrayList<TiffTag>(); int prevTagId = -1; boolean correctTagOrdering = true; boolean duplicatedTags = false; HashSet tagIds = new HashSet<>(); IFD exif = (IFD) tv.getValue().get(0); for (TagValue tvv : exif.getTags().getTags()) { if (tvv.getId() <= prevTagId) { correctTagOrdering = false; } if (tagIds.contains(tvv.getId())) { duplicatedTags = true; } else { tagIds.add(tvv.getId()); } prevTagId = tvv.getId(); tags.add(CreateTiffTag(tvv, 0)); } TiffTags tiffTags = new TiffTags(); tiffTags.setTagsCount(tags.size()); tiffTags.setTags(tags); ifd.setTags(tiffTags); ifd.setTagOrdering(correctTagOrdering ? 1 : 0); ifd.setDuplicateTags(duplicatedTags ? 1 : 0); ifd.setClassElement(nodeName); return ifd; } boolean checkOffsetOverlapped(int offset, int length) { for (Integer usedOffset : usedOffsetsSizes.keySet()) { int size = usedOffsetsSizes.get(usedOffset); if (offset >= usedOffset && offset < usedOffset + size) return true; if (offset + length > usedOffset && offset + length < usedOffset + size) return true; if (usedOffset >= offset && usedOffset < offset + length) return true; if (usedOffset + size > offset && usedOffset + size < offset + length) return true; } return false; } public TiffTag CreateTiffTag(TagValue tv, int parentIfd) { TiffTag tt = new TiffTag(); tt.setId(tv.getId()); if (tv.getId() > 32767) tt.setPrivateTag("private"); tt.setName(tv.getName()); tt.setCardinality(tv.getCardinality()); tt.setType(com.easyinnova.tiff.model.TiffTags.getTagTypeName(tv.getType())); try { if (tt.getType().equals("ASCII")) { boolean ascii7ok = true; for (abstractTiffType a : tv.getValue()) { boolean isSet = (a.toByte() & (1 << 8)) != 0; if (isSet) { ascii7ok = false; break; } } tt.setAsci7(ascii7ok); } } catch (Exception ex) { } tt.setOffset(tv.getReadOffset()); if (usedOffsetsSizes.get(tv.getReadOffset()) != null) { tt.setUsedOffset(true); } else { tt.setOffsetOverlap(checkOffsetOverlapped(tv.getReadOffset(), tv.getReadlength())); usedOffsetsSizes.put(tv.getReadOffset(), tv.getReadlength()); } if (tt.getType() != null && tt.getType().equals("ASCII")) { if (tv.getCardinality() > 0) { tt.setLastByte(tv.getValue().get(tv.getCardinality() - 1).toByte()); boolean duplicatedNuls = false; for (int i = 1; i < tv.getCardinality(); i++) { if (tv.getValue().get(i).toByte() == 0 && tv.getValue().get(i - 1).toByte() == 0) { duplicatedNuls = true; } } tt.setDuplicatedNuls(duplicatedNuls); } } if (tv.getId() == 34665) { // EXIF TiffIfd ifd = createIfdNode(tv, "exif"); tt.setExif(ifd); } else if (tv.getId() == 330) { // SubIFD TiffIfd ifd = CreateIFDValidation((IFD) tv.getValue().get(0), -parentIfd); //TiffIfd ifd = createIfdNode(tv, "image"); tt.setIfd(ifd); } else if (tv.getId() == 400) { // GlobalParametersIFD TiffIfd ifd = createIfdNode(tv, "globalparameters"); tt.setGlobalParameters(ifd); } else if (tv.getId() == 700) { // XMP } else if (tv.getId() == 33723) { // IPTC try { IPTC iptc = (IPTC) tv.getValue().get(0); Hashtable<String, String> keyvalues = new Hashtable<String, String>(); Metadata meta = iptc.createMetadata(); for (String key : meta.keySet()) { keyvalues.put(key, meta.get(key).toString().replaceAll("\\p{C}", "?")); } tt.setIptc(keyvalues); } catch (Exception ex) { } } else { tt.setValue(tv.toString().replaceAll("\\p{C}", "?")); } return tt; } }