| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| package org.apache.commons.imaging.formats.tiff; |
| |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| import org.apache.commons.imaging.ImageReadException; |
| import org.apache.commons.imaging.formats.tiff.taginfos.TagInfo; |
| import org.apache.commons.imaging.util.Debug; |
| |
| public class TiffContents |
| { |
| public final TiffHeader header; |
| public final List<TiffDirectory> directories; |
| |
| public TiffContents(TiffHeader tiffHeader, List<TiffDirectory> directories) |
| { |
| this.header = tiffHeader; |
| this.directories = directories; |
| } |
| |
| public List<TiffElement> getElements() throws ImageReadException |
| { |
| List<TiffElement> result = new ArrayList<TiffElement>(); |
| |
| result.add(header); |
| |
| for (int i = 0; i < directories.size(); i++) |
| { |
| TiffDirectory directory = directories.get(i); |
| |
| result.add(directory); |
| |
| List<TiffField> fields = directory.entries; |
| for (int j = 0; j < fields.size(); j++) |
| { |
| TiffField field = fields.get(j); |
| TiffElement oversizeValue = field.getOversizeValueElement(); |
| if (null != oversizeValue) |
| result.add(oversizeValue); |
| } |
| |
| if (directory.hasTiffImageData()) |
| result.addAll(directory.getTiffRawImageDataElements()); |
| if (directory.hasJpegImageData()) |
| result.add(directory.getJpegRawImageDataElement()); |
| } |
| |
| return result; |
| } |
| |
| public TiffField findField(TagInfo tag) throws ImageReadException |
| { |
| for (int i = 0; i < directories.size(); i++) |
| { |
| TiffDirectory directory = directories.get(i); |
| |
| TiffField field = directory.findField(tag); |
| if (null != field) |
| return field; |
| } |
| |
| return null; |
| } |
| |
| public void dissect(boolean verbose) throws ImageReadException |
| { |
| List<TiffElement> elements = getElements(); |
| |
| Collections.sort(elements, TiffElement.COMPARATOR); |
| |
| int lastEnd = 0; |
| for (int i = 0; i < elements.size(); i++) |
| { |
| TiffElement element = elements.get(i); |
| |
| if (element.offset > lastEnd) |
| Debug.debug("\t" + "gap: " + (element.offset - lastEnd)); |
| if (element.offset < lastEnd) |
| Debug.debug("\t" + "overlap"); |
| |
| Debug.debug("element, start: " + element.offset + ", length: " |
| + element.length + ", end: " |
| + (element.offset + element.length) + ": " |
| + element.getElementDescription(false)); |
| if (verbose) |
| { |
| String verbosity = element.getElementDescription(true); |
| if (null != verbosity) |
| Debug.debug(verbosity); |
| } |
| |
| lastEnd = element.offset + element.length; |
| } |
| Debug.debug("end: " + lastEnd); |
| Debug.debug(); |
| } |
| |
| } |