Package org.apache.commons.imaging.formats.tiff

Examples of org.apache.commons.imaging.formats.tiff.TiffElement

81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
            for (TiffDirectory directory : directories) {
                elements.add(directory);

                final List<TiffField> fields = directory.getDirectoryEntries();
                for (TiffField field : fields) {
                    final TiffElement oversizeValue = field.getOversizeValueElement();
                    if (oversizeValue != null) {
                        final TiffOutputField frozenField = frozenFields.get(field.getTag());
                        if (frozenField != null
                                && frozenField.getSeperateValue() != null
                                && frozenField.bytesEqual(field.getByteArrayValue())) {
                            frozenField.getSeperateValue().setOffset(field.getOffset());
                        } else {
                            elements.add(oversizeValue);
                        }
                    }
                }

                final JpegImageData jpegImageData = directory.getJpegImageData();
                if (jpegImageData != null) {
                    elements.add(jpegImageData);
                }

                final TiffImageData tiffImageData = directory.getTiffImageData();
                if (tiffImageData != null) {
                    final DataElement[] data = tiffImageData.getImageData();
                    Collections.addAll(elements, data);
                }
            }

            Collections.sort(elements, TiffElement.COMPARATOR);

            // dumpElements(byteSource, elements);

            final List<TiffElement> rewritableElements = new ArrayList<TiffElement>();
            {
                final int TOLERANCE = 3;
                // int last = TIFF_HEADER_SIZE;
                TiffElement start = null;
                long index = -1;
                for (TiffElement element : elements) {
                    final long lastElementByte = element.offset + element.length;
                    if (start == null) {
                        start = element;
View Full Code Here
159
160
161
162
163
164
165
166
167
168
169
        final List<TiffElement> analysis = analyzeOldTiff(frozenFields);
        final int oldLength = exifBytes.length;
        if (analysis.isEmpty()) {
            throw new ImageWriteException("Couldn't analyze old tiff data.");
        } else if (analysis.size() == 1) {
            final TiffElement onlyElement = analysis.get(0);
            if (onlyElement.offset == TIFF_HEADER_SIZE
                    && onlyElement.offset + onlyElement.length
                            + TIFF_HEADER_SIZE == oldLength) {
                // no gaps in old data, safe to complete overwrite.
                new TiffImageWriterLossy(byteOrder).write(os, outputSet);
View Full Code Here
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
        Collections.sort(unusedElements, TiffElement.COMPARATOR);
        Collections.reverse(unusedElements);
        // any items that represent a gap at the end of the exif segment, can be
        // discarded.
        while (!unusedElements.isEmpty()) {
            final TiffElement element = unusedElements.get(0);
            final long elementEnd = element.offset + element.length;
            if (elementEnd == overflowIndex) {
                // discarding a tail element. should only happen once.
                overflowIndex -= element.length;
                unusedElements.remove(0);
            } else {
                break;
            }
        }

        Collections.sort(unusedElements, ELEMENT_SIZE_COMPARATOR);
        Collections.reverse(unusedElements);

        // make copy.
        final List<TiffOutputItem> unplacedItems = new ArrayList<TiffOutputItem>(
                outputItems);
        Collections.sort(unplacedItems, ITEM_SIZE_COMPARATOR);
        Collections.reverse(unplacedItems);

        while (!unplacedItems.isEmpty()) {
            // pop off largest unplaced item.
            final TiffOutputItem outputItem = unplacedItems.remove(0);
            final int outputItemLength = outputItem.getItemLength();
            // search for the smallest possible element large enough to hold the
            // item.
            TiffElement bestFit = null;
            for (TiffElement element : unusedElements) {
                if (element.length >= outputItemLength) {
                    bestFit = element;
                } else {
                    break;
View Full Code Here
TOP

Related Classes of org.apache.commons.imaging.formats.tiff.TiffElement

  • org.apache.commons.imaging.formats.tiff.write.TiffImageWriterLossless
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.