private void parseFrameFileIndexAndPathnameTables(java.nio.ByteBuffer buffer)
{
int theSectionOffset = buffer.position();
Hashtable <Integer, String> pathnames = new Hashtable <Integer, String>();
for (int i = 0; i < this.numOfFrameFileIndexRecords; i++)
{
this.frameFileIndexTable.add(new RPFFrameFileIndexRecord(buffer));
}
for (int i = 0; i < this.numOfPathnameRecords; i++)
{
int relOffset = buffer.position() - theSectionOffset;
int len = NITFSUtil.getUShort(buffer);
pathnames.put(relOffset, NITFSUtil.getString(buffer, len));
}
if (0 < this.frameFileIndexTable.size() && 0 < pathnames.size())
{ // update pathname field in every RPFFrameFileIndexRecord
foreach (RPFFrameFileIndexRecord rec in this.frameFileIndexTable)
{
int offset = (int)rec.getPathnameRecordOffset();
if (pathnames.containsKey(offset))
{
rec.setPathname(pathnames.get(offset));
}
else
{
throw new NITFSRuntimeException("NITFSReader.CorrespondingPathnameWasNotFound");
}
}
}
}
private void parseColorGrayscaleSection(java.nio.ByteBuffer buffer)
{
buffer.position(this.componentLocationTable.getColorGrayscaleSectionSubheaderLocation());
this.numOfColorGrayscaleOffsetRecords = NITFSUtil.getByteAsShort(buffer);
this.numOfColorConverterOffsetRecords = NITFSUtil.getByteAsShort(buffer);
this.externalColorGrayscaleFilename = NITFSUtil.getString(buffer, 12);
}
public NITFSUserDefinedHeaderSegment(java.nio.ByteBuffer buffer)
{
base(NITFSSegmentType.USER_DEFINED_HEADER_SEGMENT, buffer, 0, 0, 0, 0);
this.headerLength = Integer.parseInt(NITFSUtil.getString(buffer, 5));
this.overflow = Integer.parseInt(NITFSUtil.getString(buffer, 3));
this.dataTag = NITFSUtil.getString(buffer, 6);
this.dataLength = Integer.parseInt(NITFSUtil.getString(buffer, 5));
}
private void parseRPFColorOffsetRecord(java.nio.ByteBuffer buffer)
{
this.tableID = NITFSUtil.getUShort(buffer);
this.numOfColorRecords = NITFSUtil.getUInt(buffer);
this.colorElementLength = NITFSUtil.getByteAsShort(buffer);
this.histogramRecordLength = NITFSUtil.getUShort(buffer);
this.colorTableOffset = NITFSUtil.getUInt(buffer);
this.histogramTableOffset = NITFSUtil.getUInt(buffer);
}
public RPFBoundingRectangleSection(ByteBuffer buffer)
{
// [ bounding rectangle section subheader ]
this.tableOffset = NITFSUtil.getUInt(buffer);
this.numberOfRecords = NITFSUtil.getUShort(buffer);
this.recordLength = NITFSUtil.getUShort(buffer);
parseBoundsRecords(buffer);
}
// public ArrayList<String> getPathnameTable()
// {
// return pathnameTable;
// }
public RPFFrameFileIndexSection(java.nio.ByteBuffer buffer)
{
// [ frame file index section subheader ]
this.highestSecurityClassification = NITFSUtil.getString(buffer, 1);
this.frameFileIndexTableOffset = NITFSUtil.getUInt(buffer);
this.numOfFrameFileIndexRecords = NITFSUtil.getUInt(buffer);
this.numOfPathnameRecords = NITFSUtil.getUShort(buffer);
this.frameFileIndexRecordLength = NITFSUtil.getUShort(buffer);
this.parseFrameFileIndexAndPathnameTables(buffer);
}
private String pathname; // this field is not part of the NITFS spec
public RPFFrameFileIndexRecord(java.nio.ByteBuffer buffer)
{
this.boundaryRectangleRecordNumber = NITFSUtil.getUShort(buffer);
this.frameLocationRowNumber = NITFSUtil.getUShort(buffer);
this.frameLocationColumnNumber = NITFSUtil.getUShort(buffer);
this.pathnameRecordOffset = NITFSUtil.getUInt(buffer);
this.frameFileName = NITFSUtil.getString(buffer, 12);
this.geoLocation = NITFSUtil.getString(buffer, 6);
this.securityClass = NITFSUtil.getString(buffer, 1);
this.securityCountryCode = NITFSUtil.getString(buffer, 2);
this.securityReleaseMark = NITFSUtil.getString(buffer, 2);
this.pathname = "";
}
private void parseImageDescriptionSubheader(java.nio.ByteBuffer buffer)
{
this.numOfSpectralGroups = NITFSUtil.getUShort(buffer);
this.numOfSubframeTables = NITFSUtil.getUShort(buffer);
this.numOfSpectralBandTables = NITFSUtil.getUShort(buffer);
this.numOfSpectralBandLinesPerImageRow = NITFSUtil.getUShort(buffer);
this.numOfSubframesInEastWestDirection = NITFSUtil.getUShort(buffer);
this.numOfSubframesInNorthSouthDirection = NITFSUtil.getUShort(buffer);
this.numOfOutputColumnsPerSubframe = NITFSUtil.getUInt(buffer);
this.numOfOutputRowsPerSubframe = NITFSUtil.getUInt(buffer);
this.subframeMaskTableOffset = NITFSUtil.getUInt(buffer);
this.transparencyMaskTableOffset = NITFSUtil.getUInt(buffer);
}
public RPFHeaderSection(java.nio.ByteBuffer buffer)
{
this.endianIndicator = ((byte)0 != buffer.get()); // reads 1 byte, 0 for big endian
this.headerLength = buffer.getShort(); // reads 2 bytes
this.filename = NITFSUtil.getString(buffer, 12);
this.updateIndicator = NITFSUtil.getByteAsShort(buffer); // reads 1 byte (short)
this.govSpecNumber = NITFSUtil.getString(buffer, 15);
this.govSpecDate = NITFSUtil.getString(buffer, 8);
this.securityClass = NITFSUtil.getString(buffer, 1);
this.securityCountryCode = NITFSUtil.getString(buffer, 2);
this.securityReleaseMark = NITFSUtil.getString(buffer, 2);
this.locationSectionLocation = buffer.getInt(); // read 4 bytes (int)
}
private void parseFileHeaderInfo(java.nio.ByteBuffer buffer)
{
this.headerID = NITFSUtil.getString(buffer, 0, 4);
this.version = NITFSUtil.getString(buffer, 5);
this.isVersion0210 = "02.10".Equals(version);
this.complexityLevel = NITFSUtil.getShortNumeric(buffer, 2);
this.specialType = NITFSUtil.getString(buffer, 4); // offset 11, size 4
this.originationStationId = NITFSUtil.getString(buffer, 10); // offset 15, size 10
this.dateTime = NITFSUtil.getString(buffer, 14); // offset 25, size 14
this.title = NITFSUtil.getString(buffer, 80); // offset 39, size 80
this.FSCLAS = NITFSUtil.getString(buffer, 1); // offset 119, size 1
this.FSCLSY = (isVersion0210 ? NITFSUtil.getString(buffer, 2) : ""); // offset 120, size 2
this.FSCODE = NITFSUtil.getString(buffer, isVersion0210 ? 11 : 40);
this.FSCTLH = NITFSUtil.getString(buffer, isVersion0210 ? 2 : 40);
this.FSREL = NITFSUtil.getString(buffer, isVersion0210 ? 20 : 40);
this.FSDCTP = (isVersion0210 ? NITFSUtil.getString(buffer, 2) : "");
this.FSDCDT = (isVersion0210 ? NITFSUtil.getString(buffer, 8) : ""); // offset 157/
this.FSDCXM = (isVersion0210 ? NITFSUtil.getString(buffer, 4) : ""); // offset 165/
this.FSDG = (isVersion0210 ? NITFSUtil.getString(buffer, 1) : ""); // offset 169/
this.FSDGDT = (isVersion0210 ? NITFSUtil.getString(buffer, 8) : ""); // oofset 170/
this.FSCLTX = (isVersion0210 ? NITFSUtil.getString(buffer, 43) : ""); // offset 178/
this.FSCATP = (isVersion0210 ? NITFSUtil.getString(buffer, 1) : ""); // offset 221/
this.FSCAUT = NITFSUtil.getString(buffer, isVersion0210 ? 40 : 20); // offset 222/240
this.FSCRSN = (isVersion0210 ? NITFSUtil.getString(buffer, 1) : ""); // offset 262/
this.FSSRDT = (isVersion0210 ? NITFSUtil.getString(buffer, 8) : ""); // offset 263/
this.FSCTLN = NITFSUtil.getString(buffer, isVersion0210 ? 15 : 20); // offset 271/260
this.FSDWNG = (isVersion0210) ? "" : NITFSUtil.getString(buffer, 6); // offset /280
this.FSDEVT = (!isVersion0210 && "999998".Equals(FSDWNG)) // offset /286
? NITFSUtil.getString(buffer, 40) : "";
this.FSCOP = NITFSUtil.getString(buffer, 5); // offset 286/+40
this.FSCPYS = NITFSUtil.getString(buffer, 5); // offset 291/+40
this.ENCRYP = NITFSUtil.getString(buffer, 1); // offset 296/+40
this.FBKGC = (isVersion0210 ? NITFSUtil.getString(buffer, 297, 3) : ""); // offset 297/
this.ONAME = NITFSUtil.getString(buffer, isVersion0210 ? 24 : 27); // offset 300/297(+40)
this.OPHONE = NITFSUtil.getString(buffer, 18); // offset 324(+40)
this.fileLength = NITFSUtil.getNumeric(buffer, 12); // offset 342(+40)
this.headerLength = NITFSUtil.getNumeric(buffer, 6); // offset 352(+40)
}
private void parseColormapSubSection(java.nio.ByteBuffer buffer)
{
buffer.position(this.componentLocationTable.getColormapSubsectionLocation());
this.colormapOffsetTableOffset = NITFSUtil.getUInt(buffer);
this.colormapGrayscaleOffsetRecordLength = NITFSUtil.getUShort(buffer);
// read color / grayscale AND histogram records; builds a ColorMap (LUT)
if (0 < this.numOfColorGrayscaleOffsetRecords)
{
rpfColorMaps = new RPFColorMap[this.numOfColorGrayscaleOffsetRecords];
for (int i = 0; i < this.numOfColorGrayscaleOffsetRecords; i++)
{
rpfColorMaps[i] = new RPFColorMap(buffer, this.componentLocationTable.getColormapSubsectionLocation());
}
}
else
{
throw new NITFSRuntimeException("NITFSReader.InvalidNumberOfRPFColorGrayscaleRecords");
}
}
public NITFSImageBand(java.nio.ByteBuffer buffer)
{
this.representation = NITFSUtil.getString(buffer, 2);
this.significanceForImageCategory = NITFSUtil.getString(buffer, 6);
this.imageFilterCondition = NITFSUtil.getString(buffer, 1);
this.stdImageFilterCode = NITFSUtil.getString(buffer, 3);
this.numOfLookupTables = NITFSUtil.getShortNumeric(buffer, 1);
this.numOfLookupTableEntries = NITFSUtil.getShortNumeric(buffer, 5);
if (0 < this.numOfLookupTables && 0 < this.numOfLookupTableEntries)
{
this.lut = new byte[this.numOfLookupTables][this.numOfLookupTableEntries];
for (int j = 0; j < this.numOfLookupTables; j++)
{
buffer.get(this.lut[j], 0, this.numOfLookupTableEntries);
}
}
this.isGrayImage = (1 == this.numOfLookupTables);
this.hasTransparentEntry = (217 == this.numOfLookupTableEntries);
}
public RPFLocationSection(java.nio.ByteBuffer buffer)
{
this.locationSectionLength = NITFSUtil.getUShort(buffer);
this.componentLocationTableOffset = NITFSUtil.getUInt(buffer);
this.numOfComponentLocationRecords = NITFSUtil.getUShort(buffer);
this.componentLocationRecordLength = NITFSUtil.getUShort(buffer);
this.componentAggregateLength = NITFSUtil.getUInt(buffer);
if (this.numOfComponentLocationRecords < 2)
{
throw new NITFSRuntimeException("NITFSReader:InvalidNumberOfComponentLocationRecords");
}
for (int i = 0; i < this.numOfComponentLocationRecords; i++)
{
int id = NITFSUtil.getUShort(buffer);
table.put(id, new ComponentLocationRecord(id,
NITFSUtil.getUInt(buffer), // read uint:4 as "length"
NITFSUtil.getUInt(buffer) // read uint:4 as "location"
));
}
}
public RPFBoundingRectangleRecord(ByteBuffer buffer)
{
this.dataType = NITFSUtil.getString(buffer, 5);
this.compressionRatio = NITFSUtil.getString(buffer, 5);
this.scale = NITFSUtil.getString(buffer, 12);
this.zone = NITFSUtil.getString(buffer, 1);
this.producer = NITFSUtil.getString(buffer, 5);
this.ulLat = buffer.getDouble();
this.ulLon = buffer.getDouble();
this.llLat = buffer.getDouble();
this.llLon = buffer.getDouble();
this.urLat = buffer.getDouble();
this.urLon = buffer.getDouble();
this.lrLat = buffer.getDouble();
this.lrLon = buffer.getDouble();
this.nsRes = buffer.getDouble();
this.ewRes = buffer.getDouble();
this.latInterval = buffer.getDouble();
this.lonInterval = buffer.getDouble();
this.numFramesNS = NITFSUtil.getUInt(buffer);
this.numFramesEW = NITFSUtil.getUInt(buffer);
}
public RelatedImagesSection(java.nio.ByteBuffer buffer)
{
this.relatedImageDescriptionTableOffset = NITFSUtil.getUInt(buffer);
this.numOfRelatedImageDescriptionRecords = NITFSUtil.getUShort(buffer);
this.relatedImageDescriptionRecordLength = NITFSUtil.getUShort(buffer);
}
