@Test
public void testThreeGeoTIFFTagsWithOneAscii() {
metadata.addGeoShortParam(2300, 4576);
metadata.addGeoAscii(2400, "String");
metadata.addGeoShortParam(2401, 3456);
final List<TIFFField> list = Utils.createGeoTIFFFields(metadata);
assertNotNull(list);
assertEquals(2, list.size());
final TIFFField dirField = list.get(0);
final TIFFField asciiField = list.get(1);
assertEquals(GeoTIFFTagSet.TAG_GEO_KEY_DIRECTORY, dirField.getTag());
assertEquals(GeoTIFFTagSet.TAG_GEO_ASCII_PARAMS, asciiField.getTag());
assertEquals(TIFFField.TIFF_SHORT, dirField.getType());
assertEquals(TIFFField.TIFF_ASCII, asciiField.getType());
assertEquals(16, dirField.getCount());
assertEquals(1, asciiField.getCount());
final char[] expected = {
1, 1, 2, 3,
2300, 0, 1, 4576,
2400, GeoTIFFTagSet.TAG_GEO_ASCII_PARAMS, 7, 0,
2401, 0, 1, 3456
};
assertArrayEquals(expected, dirField.getAsChars());
assertEquals("String|", asciiField.getAsString(0));
}
@Test
public void testVersionAndModelTiePoint() {
metadata.addModelTiePoint(1, 2, 3, 4, 5, 6);
metadata.addModelTiePoint(2, 3, 4, 5, 6, 7);
metadata.addModelTiePoint(3, 4, 5, 6, 7, 8);
final List<TIFFField> list = Utils.createGeoTIFFFields(metadata);
assertNotNull(list);
assertEquals(2, list.size());
final TIFFField dirField = list.get(0);
assertEquals(GeoTIFFTagSet.TAG_GEO_KEY_DIRECTORY, dirField.getTag());
assertEquals(TIFFField.TIFF_SHORT, dirField.getType());
assertEquals(4, dirField.getCount());
assertArrayEquals(new char[] {1, 1, 2, 0}, dirField.getAsChars());
final TIFFField tiePointField = list.get(1);
assertEquals(GeoTIFFTagSet.TAG_MODEL_TIE_POINT, tiePointField.getTag());
assertEquals(TIFFField.TIFF_DOUBLE, tiePointField.getType());
assertEquals(3 * 6, tiePointField.getCount());
final double[] expected = {
1, 2, 3, 4, 5, 6,
2, 3, 4, 5, 6, 7,
3, 4, 5, 6, 7, 8
};
assertEquals(true, Arrays.equals(expected, tiePointField.getAsDoubles()));
}
@Test
public void testThreeGeoTIFFStringTags() {
metadata.addGeoAscii(2300, "4576");
metadata.addGeoAscii(2400, "aaaaaaaa");
metadata.addGeoAscii(2401, "bbbb");
final List<TIFFField> list = Utils.createGeoTIFFFields(metadata);
assertNotNull(list);
assertEquals(2, list.size());
final TIFFField dirField = list.get(0);
final TIFFField asciiField = list.get(1);
assertEquals(GeoTIFFTagSet.TAG_GEO_KEY_DIRECTORY, dirField.getTag());
assertEquals(GeoTIFFTagSet.TAG_GEO_ASCII_PARAMS, asciiField.getTag());
assertEquals(TIFFField.TIFF_SHORT, dirField.getType());
assertEquals(TIFFField.TIFF_ASCII, asciiField.getType());
assertEquals(16, dirField.getCount());
assertEquals(3, asciiField.getCount());
final char[] expected = {
1, 1, 2, 3,
2300, GeoTIFFTagSet.TAG_GEO_ASCII_PARAMS, 5, 0,
2400, GeoTIFFTagSet.TAG_GEO_ASCII_PARAMS, 9, 5,
2401, GeoTIFFTagSet.TAG_GEO_ASCII_PARAMS, 5, 14
};
assertArrayEquals(expected, dirField.getAsChars());
assertEquals("4576|", asciiField.getAsString(0));
assertEquals("aaaaaaaa|", asciiField.getAsString(1));
assertEquals("bbbb|", asciiField.getAsString(2));
}
@Test
public void testThreeGeoTIFFTagsWithOneDouble() {
metadata.addGeoShortParam(2300, 4576);
metadata.addGeoDoubleParam(2400, 4.5);
metadata.addGeoShortParam(2401, 3456);
final List<TIFFField> list = Utils.createGeoTIFFFields(metadata);
assertNotNull(list);
assertEquals(2, list.size());
final TIFFField dirField = list.get(0);
final TIFFField doubleField = list.get(1);
assertEquals(GeoTIFFTagSet.TAG_GEO_KEY_DIRECTORY, dirField.getTag());
assertEquals(GeoTIFFTagSet.TAG_GEO_DOUBLE_PARAMS, doubleField.getTag());
assertEquals(TIFFField.TIFF_SHORT, dirField.getType());
assertEquals(TIFFField.TIFF_DOUBLE, doubleField.getType());
assertEquals(16, dirField.getCount());
assertEquals(1, doubleField.getCount());
final char[] expected = {
1, 1, 2, 3,
2300, 0, 1, 4576,
2400, GeoTIFFTagSet.TAG_GEO_DOUBLE_PARAMS, 1, 0,
2401, 0, 1, 3456
};
assertArrayEquals(expected, dirField.getAsChars());
assertEquals(true, Arrays.equals(new double[] {4.5}, doubleField.getAsDoubles()));
}
@Test
public void testThreeGeoTIFFShortTags() {
metadata.addGeoShortParam(2300, 4576);
metadata.addGeoShortParam(2400, 12);
metadata.addGeoShortParam(2401, 3456);
final List<TIFFField> list = Utils.createGeoTIFFFields(metadata);
assertNotNull(list);
assertEquals(1, list.size());
final TIFFField dirField = list.get(0);
assertEquals(GeoTIFFTagSet.TAG_GEO_KEY_DIRECTORY, dirField.getTag());
assertEquals(TIFFField.TIFF_SHORT, dirField.getType());
assertEquals(16, dirField.getCount());
final char[] expected = {
1, 1, 2, 3,
2300, 0, 1, 4576,
2400, 0, 1, 12,
2401, 0, 1, 3456
};
assertArrayEquals(expected, dirField.getAsChars());
}
@Test
public void testVersionAndModelPixelScale() {
metadata.setModelPixelScale(1, 2, 3);
final List<TIFFField> list = Utils.createGeoTIFFFields(metadata);
assertNotNull(list);
assertEquals(2, list.size());
final TIFFField dirField = list.get(0);
assertEquals(GeoTIFFTagSet.TAG_GEO_KEY_DIRECTORY, dirField.getTag());
assertEquals(TIFFField.TIFF_SHORT, dirField.getType());
assertEquals(4, dirField.getCount());
assertArrayEquals(new char[] {1, 1, 2, 0}, dirField.getAsChars());
final TIFFField scaleField = list.get(1);
assertEquals(GeoTIFFTagSet.TAG_MODEL_PIXEL_SCALE, scaleField.getTag());
assertEquals(TIFFField.TIFF_DOUBLE, scaleField.getType());
assertEquals(3, scaleField.getCount());
assertEquals(true, Arrays.equals(new double[] {1, 2, 3}, scaleField.getAsDoubles()));
}
@Test
public void testVersionAndModelTransformation() {
metadata.setModelTransformation(
new double[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16});
final List<TIFFField> list = Utils.createGeoTIFFFields(metadata);
assertNotNull(list);
assertEquals(2, list.size());
final TIFFField dirField = list.get(0);
assertEquals(GeoTIFFTagSet.TAG_GEO_KEY_DIRECTORY, dirField.getTag());
assertEquals(TIFFField.TIFF_SHORT, dirField.getType());
assertEquals(4, dirField.getCount());
assertArrayEquals(new char[] {1, 1, 2, 0}, dirField.getAsChars());
final TIFFField transformField = list.get(1);
assertEquals(GeoTIFFTagSet.TAG_MODEL_TRANSFORMATION, transformField.getTag());
assertEquals(TIFFField.TIFF_DOUBLE, transformField.getType());
assertEquals(16, transformField.getCount());
final double[] expected = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16};
assertEquals(true, Arrays.equals(expected, transformField.getAsDoubles()));
}
private void addGeoTiffTags(final Product product) {
final GeoTIFFMetadata geoTIFFMetadata = ProductUtils.createGeoTIFFMetadata(product);
if (geoTIFFMetadata == null) {
return;
}
// for debug purpose
// geoTIFFMetadata.dump();
final int numEntries = geoTIFFMetadata.getNumGeoKeyEntries();
final TiffShort[] directoryTagValues = new TiffShort[numEntries * 4];
final ArrayList<TiffDouble> doubleValues = new ArrayList<>();
final ArrayList<String> asciiValues = new ArrayList<>();
for (int i = 0; i < numEntries; i++) {
final GeoTIFFMetadata.KeyEntry entry = geoTIFFMetadata.getGeoKeyEntryAt(i);
final int[] data = entry.getData();
for (int j = 0; j < data.length; j++) {
directoryTagValues[i * 4 + j] = new TiffShort(data[j]);
}
if (data[1] == TiffTag.GeoDoubleParamsTag.getValue()) {
directoryTagValues[i * 4 + 3] = new TiffShort(doubleValues.size());
final double[] geoDoubleParams = geoTIFFMetadata.getGeoDoubleParams(data[0]);
for (double geoDoubleParam : geoDoubleParams) {
doubleValues.add(new TiffDouble(geoDoubleParam));
}
}
if (data[1] == TiffTag.GeoAsciiParamsTag.getValue()) {
int sizeInBytes = 0;
for (String asciiValue : asciiValues) {
sizeInBytes += asciiValue.length() + 1;
}
directoryTagValues[i * 4 + 3] = new TiffShort(sizeInBytes);
asciiValues.add(geoTIFFMetadata.getGeoAsciiParam(data[0]));
}
}
setEntry(new TiffDirectoryEntry(TiffTag.GeoKeyDirectoryTag, directoryTagValues));
if (!doubleValues.isEmpty()) {
final TiffDouble[] tiffDoubles = doubleValues.toArray(new TiffDouble[doubleValues.size()]);
setEntry(new TiffDirectoryEntry(TiffTag.GeoDoubleParamsTag, tiffDoubles));
}
if (!asciiValues.isEmpty()) {
final String[] tiffAsciies = asciiValues.toArray(new String[asciiValues.size()]);
setEntry(new TiffDirectoryEntry(TiffTag.GeoAsciiParamsTag, new GeoTiffAscii(tiffAsciies)));
}
double[] modelTransformation = geoTIFFMetadata.getModelTransformation();
if (!isZeroArray(modelTransformation)) {
setEntry(
new TiffDirectoryEntry(
TiffTag.ModelTransformationTag, toTiffDoubles(modelTransformation)));
} else {
double[] modelPixelScale = geoTIFFMetadata.getModelPixelScale();
if (!isZeroArray(modelPixelScale)) {
setEntry(
new TiffDirectoryEntry(TiffTag.ModelPixelScaleTag, toTiffDoubles(modelPixelScale)));
}
final int numModelTiePoints = geoTIFFMetadata.getNumModelTiePoints();
if (numModelTiePoints > 0) {
final TiffDouble[] tiePoints = new TiffDouble[numModelTiePoints * 6];
for (int i = 0; i < numModelTiePoints; i++) {
final GeoTIFFMetadata.TiePoint modelTiePoint = geoTIFFMetadata.getModelTiePointAt(i);
final double[] data = modelTiePoint.getData();
for (int j = 0; j < data.length; j++) {
tiePoints[i * 6 + j] = new TiffDouble(data[j]);
}
}
setEntry(new TiffDirectoryEntry(TiffTag.ModelTiepointTag, tiePoints));
}
}
}