ImportDescriptor* Nitf::NitfImporterShell::getImportDescriptor(const string& filename, ossim_uint32 imageSegment,
const Nitf::OssimFileResource& pFile,
const ossimNitfFileHeaderV2_X* pFileHeader,
const ossimNitfImageHeaderV2_X* pImageSubheader)
{
if (pImageSubheader == NULL)
{
return NULL;
}
EncodingType dataType = ossimImageHeaderToEncodingType(pImageSubheader);
if (dataType.isValid() == false)
{
return NULL;
}
stringstream imageNameStream;
imageNameStream << "I" << imageSegment + 1;
string imageName = imageNameStream.str();
ImportDescriptorResource pImportDescriptor(filename + "-" + imageName,
TypeConverter::toString<RasterElement>(), NULL);
VERIFYRV(pImportDescriptor.get() != NULL, NULL);
pImportDescriptor->setImported(pImageSubheader->getRepresentation() != "NODISPLY");
RasterDataDescriptor* pDescriptor = dynamic_cast<RasterDataDescriptor*>(pImportDescriptor->getDataDescriptor());
VERIFYRV(pDescriptor != NULL, NULL);
vector<DimensionDescriptor> bands = RasterUtilities::generateDimensionVector(pImageSubheader->getNumberOfBands(),
true, false, true);
pDescriptor->setBands(bands);
vector<DimensionDescriptor> rows = RasterUtilities::generateDimensionVector(pImageSubheader->getNumberOfRows(),
true, false, true);
pDescriptor->setRows(rows);
vector<DimensionDescriptor> cols = RasterUtilities::generateDimensionVector(pImageSubheader->getNumberOfCols(),
true, false, true);
pDescriptor->setColumns(cols);
if (pImageSubheader->getIMode() == "P")
{
pDescriptor->setInterleaveFormat(BIP);
}
else if (pImageSubheader->getIMode() == "R")
{
pDescriptor->setInterleaveFormat(BIL);
}
else
{
pDescriptor->setInterleaveFormat(BSQ);
}
pDescriptor->setDataType(dataType);
pDescriptor->setValidDataTypes(vector<EncodingType>(1, dataType));
pDescriptor->setProcessingLocation(IN_MEMORY);
map<string, TrePlugInResource> parsers;
string errorMessage;
// Set the file descriptor
RasterFileDescriptor* pFileDescriptor = dynamic_cast<RasterFileDescriptor*>(
RasterUtilities::generateAndSetFileDescriptor(pDescriptor, filename, imageName, LITTLE_ENDIAN_ORDER));
if (pFileDescriptor == NULL)
{
return NULL;
}
// Set the bits per element, which may be different than the data type in the data descriptor,
// using NBPP instead of ABPP as is done in ossimNitfTileSource.cpp.
unsigned int bitsPerPixel = static_cast<unsigned int>(pImageSubheader->getBitsPerPixelPerBand());
pFileDescriptor->setBitsPerElement(bitsPerPixel);
// Populate the metadata and set applicable values in the data descriptor
if (Nitf::importMetadata(imageSegment + 1, pFile, pFileHeader, pImageSubheader, pDescriptor, parsers,
errorMessage) == true)
{
// Populate specific fields in the data descriptor or file descriptor from the TREs
const DynamicObject* pMetadata = pDescriptor->getMetadata();
VERIFYRV(pMetadata, NULL);
// Pixel size - This info is contained in multiple TREs, but there is no documentation on which
// TRE contains the more precise value if multiple TREs containing the info are present. Choosing
// the order ACFTA, BANDSA, ACFTB, and BANDSB where the later "B" TREs will overwrite the values
// contained in the earlier "A" TREs. The BANDSB TRE contains GSD values for each band, which is
// currently not supported, so only set the pixel size if the values in all bands are the same.
double xGsd = 1.0;
double yGsd = 1.0;
const string acrftaPath[] =
{
Nitf::NITF_METADATA,
Nitf::TRE_METADATA,
"ACFTA",
"0",
END_METADATA_NAME
};
const DynamicObject* pAcrftA = dv_cast<DynamicObject>(&pMetadata->getAttributeByPath(acrftaPath));
if (pAcrftA != NULL)
{
// The ACFTA spec calls out specific spacing units for "SAR" and "EO-IR" data, but does not indicate how
// this is determined. It seems to be related to the ACFTB SENSOR_ID_TYPE field, but that field is not
// present in the ACFTA TRE. So just check for "SAR" data from the ICAT field in the image subheader
// and assume every other data type is "EO-IR" data.
const string imageCategory = pImageSubheader->getCategory().trim();
const DataVariant& rowSpacing = pAcrftA->getAttribute(Nitf::TRE::ACFTA::ROW_SPACING);
if (rowSpacing.isValid() == true)
{
if (imageCategory == "SAR")
{
yGsd = getGsd(rowSpacing, "f"); // Feet
}
else
{
yGsd = getGsd(rowSpacing, "r"); // Micro-radians
}
}
const DataVariant& columnSpacing = pAcrftA->getAttribute(Nitf::TRE::ACFTA::COL_SPACING);
if (columnSpacing.isValid() == true)
{
if (imageCategory == "SAR")
{
xGsd = getGsd(columnSpacing, "f"); // Feet
}
else
{
xGsd = getGsd(columnSpacing, "r"); // Micro-radians
}
}
}
const string bandsaPath[] =
{
Nitf::NITF_METADATA,
Nitf::TRE_METADATA,
"BANDSA",
"0",
END_METADATA_NAME
};
const DynamicObject* pBandsA = dv_cast<DynamicObject>(&pMetadata->getAttributeByPath(bandsaPath));
if (pBandsA != NULL)
{
const DataVariant& rowSpacing = pBandsA->getAttribute(Nitf::TRE::BANDSA::ROW_SPACING);
if (rowSpacing.isValid() == true)
{
const DataVariant& rowSpacingUnits = pBandsA->getAttribute(Nitf::TRE::BANDSA::ROW_SPACING_UNITS);
if (rowSpacingUnits.isValid() == true)
{
yGsd = getGsd(rowSpacing, rowSpacingUnits.toXmlString());
}
}
const DataVariant& columnSpacing = pBandsA->getAttribute(Nitf::TRE::BANDSA::COL_SPACING);
if (columnSpacing.isValid() == true)
{
const DataVariant& columnSpacingUnits = pBandsA->getAttribute(Nitf::TRE::BANDSA::COL_SPACING_UNITS);
if (columnSpacingUnits.isValid() == true)
{
xGsd = getGsd(columnSpacing, columnSpacingUnits.toXmlString());
}
}
}
const string acrftbPath[] =
{
Nitf::NITF_METADATA,
Nitf::TRE_METADATA,
"ACFTB",
"0",
END_METADATA_NAME
};
const DynamicObject* pAcrftB = dv_cast<DynamicObject>(&pMetadata->getAttributeByPath(acrftbPath));
if (pAcrftB != NULL)
{
const DataVariant& rowSpacing = pAcrftB->getAttribute(Nitf::TRE::ACFTB::ROW_SPACING);
if (rowSpacing.isValid() == true)
{
const DataVariant& rowSpacingUnits = pAcrftB->getAttribute(Nitf::TRE::ACFTB::ROW_SPACING_UNITS);
if (rowSpacingUnits.isValid() == true)
{
yGsd = getGsd(rowSpacing, rowSpacingUnits.toXmlString());
}
}
const DataVariant& columnSpacing = pAcrftB->getAttribute(Nitf::TRE::ACFTB::COL_SPACING);
if (columnSpacing.isValid() == true)
{
const DataVariant& columnSpacingUnits = pAcrftB->getAttribute(Nitf::TRE::ACFTB::COL_SPACING_UNITS);
if (columnSpacingUnits.isValid() == true)
{
xGsd = getGsd(columnSpacing, columnSpacingUnits.toXmlString());
}
}
}
const string bandsbPath[] =
{
Nitf::NITF_METADATA,
Nitf::TRE_METADATA,
"BANDSB",
"0",
END_METADATA_NAME
};
const DynamicObject* pBandsB = dv_cast<DynamicObject>(&pMetadata->getAttributeByPath(bandsbPath));
if (pBandsB != NULL)
{
bool validRowGsd = false;
const DataVariant& rowGsd = pBandsB->getAttribute(Nitf::TRE::BANDSB::ROW_GSD);
if (rowGsd.isValid() == true)
{
const DataVariant& rowGsdUnits = pBandsB->getAttribute(Nitf::TRE::BANDSB::ROW_GSD_UNIT);
if (rowGsdUnits.isValid() == true)
{
yGsd = getGsd(rowGsd, rowGsdUnits.toXmlString());
validRowGsd = true;
}
}
if (validRowGsd == false)
{
if (pBandsB->getAttribute(Nitf::TRE::BANDSB::ROW_GSD + "#0").isValid())
{
double commonYGsd = -1.0;
unsigned int numBands = pDescriptor->getBandCount();
for (unsigned int i = 0; i < numBands; ++i)
{
double bandYGsd = -1.0;
string bandPostfix = "#" + StringUtilities::toDisplayString(i);
const DataVariant& bandRowGsd = pBandsB->getAttribute(Nitf::TRE::BANDSB::ROW_GSD + bandPostfix);
if (bandRowGsd.isValid() == true)
{
const DataVariant& bandRowGsdUnits = pBandsB->getAttribute(Nitf::TRE::BANDSB::ROW_GSD_UNIT +
bandPostfix);
if (bandRowGsdUnits.isValid() == true)
{
bandYGsd = getGsd(bandRowGsd, bandRowGsdUnits.toXmlString());
}
}
if (bandYGsd == commonYGsd)
{
continue;
}
if (commonYGsd != -1.0)
{
commonYGsd = -1.0;
break;
}
commonYGsd = bandYGsd;
}
if (commonYGsd != 1.0)
{
yGsd = commonYGsd;
}
}
}
bool validColumnGsd = false;
const DataVariant& columnGsd = pBandsB->getAttribute(Nitf::TRE::BANDSB::COL_GSD);
if (columnGsd.isValid() == true)
{
const DataVariant& columnGsdUnits = pBandsB->getAttribute(Nitf::TRE::BANDSB::COL_GSD_UNITS);
if (columnGsdUnits.isValid() == true)
{
xGsd = getGsd(columnGsd, columnGsdUnits.toXmlString());
validColumnGsd = true;
}
}
if (validColumnGsd == false)
{
if (pBandsB->getAttribute(Nitf::TRE::BANDSB::COL_GSD + "#0").isValid())
{
double commonXGsd = -1.0;
unsigned int numBands = pDescriptor->getBandCount();
for (unsigned int i = 0; i < numBands; ++i)
{
double bandXGsd = -1.0;
string bandPostfix = "#" + StringUtilities::toDisplayString(i);
const DataVariant& bandRowGsd = pBandsB->getAttribute(Nitf::TRE::BANDSB::COL_GSD + bandPostfix);
if (bandRowGsd.isValid() == true)
{
const DataVariant& bandRowGsdUnits = pBandsB->getAttribute(Nitf::TRE::BANDSB::COL_GSD_UNIT +
bandPostfix);
if (bandRowGsdUnits.isValid() == true)
{
bandXGsd = getGsd(bandRowGsd, bandRowGsdUnits.toXmlString());
}
}
if (bandXGsd == commonXGsd)
{
continue;
}
if (commonXGsd != -1.0)
{
commonXGsd = -1.0;
break;
}
commonXGsd = bandXGsd;
}
if (commonXGsd != 1.0)
{
xGsd = commonXGsd;
}
}
}
}
double magFactor = 1.0;
ossimString imag = pImageSubheader->getImageMagnification().trim();
if (imag.empty() == false)
{
// Need to multiply the GSD values by the image magnification (IMAG) value in the image subheader
if (imag[0] == '/')
{
ossimString reciprocal = imag.substr(1);
magFactor = 1.0 / reciprocal.toDouble();
}
else
{
magFactor = imag.toDouble();
}
xGsd *= magFactor;
yGsd *= magFactor;
}
pDescriptor->setXPixelSize(xGsd);
pDescriptor->setYPixelSize(yGsd);
// Higher precision GCPs
const string blockaPath[] =
{
Nitf::NITF_METADATA,
Nitf::TRE_METADATA,
"BLOCKA",
"0",
END_METADATA_NAME
};
const DynamicObject* pBlockA = dv_cast<DynamicObject>(&pMetadata->getAttributeByPath(blockaPath));
if (pBlockA != NULL)
{
const DataVariant& blockLines = pBlockA->getAttribute(Nitf::TRE::BLOCKA::L_LINES);
if (blockLines.isValid() == true)
{
unsigned int numBlockRows = 0;
if (blockLines.getValue<unsigned int>(numBlockRows) == true)
{
// Need to multiply the number of rows by the image magnification (IMAG) value in the image subheader
numBlockRows = static_cast<unsigned int>(static_cast<double>(numBlockRows) * magFactor);
if (numBlockRows == pFileDescriptor->getRowCount())
{
list<GcpPoint> updatedGcps;
list<GcpPoint> gcps = pFileDescriptor->getGcps();
for (list<GcpPoint>::iterator iter = gcps.begin(); iter != gcps.end(); ++iter)
{
GcpPoint gcp = *iter;
string coordinateText;
list<GcpPoint>::size_type index = updatedGcps.size();
if (index == 0)
{
const DataVariant& gcp1 = pBlockA->getAttribute(Nitf::TRE::BLOCKA::FRFC_LOC);
if (gcp1.isValid() == true)
{
coordinateText = gcp1.toXmlString();
}
}
else if (index == 1)
{
const DataVariant& gcp2 = pBlockA->getAttribute(Nitf::TRE::BLOCKA::FRLC_LOC);
if (gcp2.isValid() == true)
{
coordinateText = gcp2.toXmlString();
}
}
else if (index == 2)
{
const DataVariant& gcp3 = pBlockA->getAttribute(Nitf::TRE::BLOCKA::LRLC_LOC);
if (gcp3.isValid() == true)
{
coordinateText = gcp3.toXmlString();
}
}
else if (index == 3)
{
const DataVariant& gcp4 = pBlockA->getAttribute(Nitf::TRE::BLOCKA::LRFC_LOC);
if (gcp4.isValid() == true)
{
coordinateText = gcp4.toXmlString();
}
}
if (StringUtilities::isAllBlank(coordinateText) == false)
{
coordinateText.insert(10, ", ");
LatLonPoint latLon(coordinateText);
gcp.mCoordinate = latLon.getCoordinates();
}
updatedGcps.push_back(gcp);
}
pFileDescriptor->setGcps(updatedGcps);
}
}
}
}
// This only checks the first BANDSB. It is possible to have multiple BANDSB TREs.
// If someone runs across real data where the bad band info is in another BANDSB TRE
// this code will need to be modified.
if (pBandsB != NULL && pBandsB->getAttribute(Nitf::TRE::BANDSB::BAD_BAND + "#0").isValid())
{
const vector<DimensionDescriptor>& curBands = pDescriptor->getBands();
vector<DimensionDescriptor> newBands;
for (size_t idx = 0; idx < curBands.size(); ++idx)
{
const int* pVal = dv_cast<int>(&pBandsB->getAttribute(
Nitf::TRE::BANDSB::BAD_BAND + "#" + StringUtilities::toDisplayString(idx)));
if (pVal == NULL || *pVal == 1) // 0 == invalid or suspect band, 1 = valid band
{
newBands.push_back(curBands[idx]);
}
}
pDescriptor->setBands(newBands);
}
// Bad values
if (pImageSubheader->hasTransparentCode() == true)
{
vector<int> badValues;
badValues.push_back(static_cast<int>(pImageSubheader->getTransparentCode()));
pDescriptor->setBadValues(badValues);
}
// If red, green, OR blue bands are valid, set the display mode to RGB.
if (pDescriptor->getDisplayBand(RED).isValid() == true ||
pDescriptor->getDisplayBand(GREEN).isValid() == true ||
pDescriptor->getDisplayBand(BLUE).isValid() == true)
{
pDescriptor->setDisplayMode(RGB_MODE);
}
// Otherwise, if the gray band is valid, set the display mode to GRAYSCALE.
else if (pDescriptor->getDisplayBand(GRAY).isValid() == true)
{
pDescriptor->setDisplayMode(GRAYSCALE_MODE);
}
// Otherwise, if at least 3 bands are available, set the display mode to RGB,
// and set the first three bands to red, green, and blue respectively.
else if (bands.size() >= 3)
{
pDescriptor->setDisplayBand(RED, bands[0]);
pDescriptor->setDisplayBand(GREEN, bands[1]);
pDescriptor->setDisplayBand(BLUE, bands[2]);
pDescriptor->setDisplayMode(RGB_MODE);
}
// Otherwise, if at least 1 band is available, set the display mode to GRAYSCALE,
// and set the first band to GRAY.
else if (bands.empty() == false)
{
pDescriptor->setDisplayBand(GRAY, bands[0]);
pDescriptor->setDisplayMode(GRAYSCALE_MODE);
}
else
{
return NULL;
}
// Special initialization for J2K compressed image segments
const string compressionPath[] =
{
Nitf::NITF_METADATA,
Nitf::IMAGE_SUBHEADER,
Nitf::ImageSubheaderFieldNames::COMPRESSION,
END_METADATA_NAME
};
string imageCompression = pMetadata->getAttributeByPath(compressionPath).toDisplayString();
if ((imageCompression == Nitf::ImageSubheaderFieldValues::IC_C8) ||
(imageCompression == Nitf::ImageSubheaderFieldValues::IC_M8))
{
// Per Section 8.1 of the BIIF Profile for JPEG 2000 Version 01.10 (BPJ2K01.10),
// if the values in the J2K data differ from the values in the image subheader,
// the J2K values are given precedence.
opj_image_t* pImage = getImageInfo(filename, imageSegment, OPJ_CODEC_J2K);
if (pImage == NULL)
{
pImage = getImageInfo(filename, imageSegment, OPJ_CODEC_JP2);
}
if (pImage != NULL)
{
// Bits per element
unsigned int bitsPerElement = pImage->comps->prec;
if (bitsPerElement != pFileDescriptor->getBitsPerElement())
{
pFileDescriptor->setBitsPerElement(bitsPerElement);
}
// Data type
EncodingType dataType = INT1UBYTE;
if (bitsPerElement <= 8)
{
if (pImage->comps->sgnd)
{
dataType = INT1SBYTE;
}
else
{
dataType = INT1UBYTE;
}
}
else if (bitsPerElement <= 16)
{
if (pImage->comps->sgnd)
{
dataType = INT2SBYTES;
}
else
{
dataType = INT2UBYTES;
}
}
else if (bitsPerElement <= 32)
{
if (pImage->comps->sgnd)
{
dataType = INT4SBYTES;
}
else
{
dataType = INT4UBYTES;
}
}
else if (bitsPerElement <= 64)
{
dataType = FLT8BYTES;
}
if (dataType != pDescriptor->getDataType())
{
pDescriptor->setDataType(dataType);
}
// Rows
unsigned int numRows = pImage->comps->h;
if (numRows != pFileDescriptor->getRowCount())
{
vector<DimensionDescriptor> rows = RasterUtilities::generateDimensionVector(numRows, true, false, true);
pDescriptor->setRows(rows);
pFileDescriptor->setRows(rows);
}
// Columns
unsigned int numColumns = pImage->comps->w;
if (numColumns != pFileDescriptor->getColumnCount())
{
vector<DimensionDescriptor> columns = RasterUtilities::generateDimensionVector(numColumns, true, false,
true);
pDescriptor->setColumns(columns);
pFileDescriptor->setColumns(columns);
}
// Bands
unsigned int numBands = pImage->numcomps;
if (numBands != pFileDescriptor->getBandCount())
{
vector<DimensionDescriptor> bands = RasterUtilities::generateDimensionVector(numBands, true, false,
true);
pDescriptor->setBands(bands);
pFileDescriptor->setBands(bands);
}
// Cleanup
opj_image_destroy(pImage);
}
// Set the interleave format as BIP, which is the interleave format for J2K data
pDescriptor->setInterleaveFormat(BIP);
pFileDescriptor->setInterleaveFormat(BIP);
}
mParseMessages[imageSegment] = errorMessage;
}
return pImportDescriptor.release();
}
bool EditDataDescriptor::execute(PlugInArgList* pInArgList, PlugInArgList* pOutArgList)
{
StepResource pStep("Execute Wizard Item", "app", "055486F4-A9DB-4FDA-9AA7-75D1917E2C87");
pStep->addProperty("Item", getName());
mpStep = pStep.get();
if (extractInputArgs(pInArgList) == false)
{
return false;
}
// Set the values in the data descriptor
VERIFY(mpDescriptor != NULL);
// File descriptor
if (mpFileDescriptor != NULL)
{
mpDescriptor->setFileDescriptor(mpFileDescriptor);
}
// Processing location
if (mpProcessingLocation != NULL)
{
mpDescriptor->setProcessingLocation(*mpProcessingLocation);
}
RasterDataDescriptor* pRasterDescriptor = dynamic_cast<RasterDataDescriptor*>(mpDescriptor);
RasterFileDescriptor* pRasterFileDescriptor = dynamic_cast<RasterFileDescriptor*>(mpFileDescriptor);
SignatureDataDescriptor* pSignatureDescriptor = dynamic_cast<SignatureDataDescriptor*>(mpDescriptor);
SignatureFileDescriptor* pSignatureFileDescriptor = dynamic_cast<SignatureFileDescriptor*>(mpFileDescriptor);
if (pRasterDescriptor != NULL)
{
if (pRasterFileDescriptor != NULL)
{
// Set the rows and columns to match the rows and columns in the file descriptor before creating the subset
const vector<DimensionDescriptor>& rows = pRasterFileDescriptor->getRows();
pRasterDescriptor->setRows(rows);
const vector<DimensionDescriptor>& columns = pRasterFileDescriptor->getColumns();
pRasterDescriptor->setColumns(columns);
const vector<DimensionDescriptor>& bands = pRasterFileDescriptor->getBands();
pRasterDescriptor->setBands(bands);
}
// Data type
if (mpDataType != NULL)
{
pRasterDescriptor->setDataType(*mpDataType);
}
// InterleaveFormat
if (mpInterleave != NULL)
{
pRasterDescriptor->setInterleaveFormat(*mpInterleave);
}
// Bad values
if (mpBadValues != NULL)
{
pRasterDescriptor->setBadValues(*mpBadValues);
}
// Rows
if ((mpStartRow != NULL) || (mpEndRow != NULL) || (mpRowSkipFactor != NULL))
{
// We need to obtain this origRows from the FileDescriptor if present since an importer
// may generate a subset by default in which case the DataDescriptor will not contain all
// the rows and subsetting will not work correctly. We
// can't just set mpFileDescriptor = pRasterDescriptor->getFileDescriptor() since we only
// want to replace the DataDescriptor's row list if one of the subset options is specified
const RasterFileDescriptor* pFileDesc(pRasterFileDescriptor);
if (pFileDesc == NULL)
{
pFileDesc = dynamic_cast<const RasterFileDescriptor*>(pRasterDescriptor->getFileDescriptor());
}
const vector<DimensionDescriptor>& origRows = (pFileDesc != NULL) ?
pFileDesc->getRows() : pRasterDescriptor->getRows();
unsigned int startRow = 0;
if (mpStartRow != NULL)
{
startRow = *mpStartRow;
}
else if (origRows.empty() == false)
{
startRow = origRows.front().getOriginalNumber() + 1;
}
unsigned int endRow = 0;
if (mpEndRow != NULL)
{
endRow = *mpEndRow;
}
else if (origRows.empty() == false)
{
endRow = origRows.back().getOriginalNumber() + 1;
}
unsigned int rowSkip = 0;
if (mpRowSkipFactor != NULL)
{
rowSkip = *mpRowSkipFactor;
}
vector<DimensionDescriptor> rows;
for (unsigned int i = 0; i < origRows.size(); ++i)
{
DimensionDescriptor rowDim = origRows[i];
unsigned int originalNumber = rowDim.getOriginalNumber() + 1;
if ((originalNumber >= startRow) && (originalNumber <= endRow))
{
rows.push_back(rowDim);
i += rowSkip;
}
}
pRasterDescriptor->setRows(rows);
}
// Columns
if ((mpStartColumn != NULL) || (mpEndColumn != NULL) || (mpColumnSkipFactor != NULL))
{
// We need to obtain this origColumns from the FileDescriptor if present since an importer
// may generate a subset by default in which case the DataDescriptor will not contain all
// the columns and subsetting will not work correctly. We
// can't just set mpFileDescriptor = pRasterDescriptor->getFileDescriptor() since we only
// want to replace the DataDescriptor's column list if one of the subset options is specified
const RasterFileDescriptor* pFileDesc(pRasterFileDescriptor);
if (pFileDesc == NULL)
{
pFileDesc = dynamic_cast<const RasterFileDescriptor*>(pRasterDescriptor->getFileDescriptor());
}
const vector<DimensionDescriptor>& origColumns = (pFileDesc != NULL) ?
pFileDesc->getColumns() : pRasterDescriptor->getColumns();
unsigned int startColumn = 0;
if (mpStartColumn != NULL)
{
startColumn = *mpStartColumn;
}
else if (origColumns.empty() == false)
{
startColumn = origColumns.front().getOriginalNumber() + 1;
}
unsigned int endColumn = 0;
if (mpEndColumn != NULL)
{
endColumn = *mpEndColumn;
}
else if (origColumns.empty() == false)
{
endColumn = origColumns.back().getOriginalNumber() + 1;
}
unsigned int columnSkip = 0;
if (mpColumnSkipFactor != NULL)
{
columnSkip = *mpColumnSkipFactor;
}
vector<DimensionDescriptor> columns;
for (unsigned int i = 0; i < origColumns.size(); ++i)
{
DimensionDescriptor columnDim = origColumns[i];
unsigned int originalNumber = columnDim.getOriginalNumber() + 1;
if ((originalNumber >= startColumn) && (originalNumber <= endColumn))
{
columns.push_back(columnDim);
i += columnSkip;
}
}
pRasterDescriptor->setColumns(columns);
}
// Bands
if ((mpStartBand != NULL) || (mpEndBand != NULL) || (mpBandSkipFactor != NULL) || (mpBadBandsFile != NULL))
{
// We need to obtain this origBands from the FileDescriptor if present since an importer
// may generate a subset by default in which case the DataDescriptor will not contain all
// the bands and subsetting (especially by bad band file) will not work correctly. We
// can't just set mpFileDescriptor = pRasterDescriptor->getFileDescriptor() since we only
// want to replace the DataDescriptor's band list if one of the subset options is specified
const RasterFileDescriptor* pFileDesc(pRasterFileDescriptor);
if (pFileDesc == NULL)
{
pFileDesc = dynamic_cast<const RasterFileDescriptor*>(pRasterDescriptor->getFileDescriptor());
}
const vector<DimensionDescriptor>& origBands = (pFileDesc != NULL) ?
pFileDesc->getBands() : pRasterDescriptor->getBands();
unsigned int startBand = 0;
if (mpStartBand != NULL)
{
startBand = *mpStartBand;
}
else if (origBands.empty() == false)
{
startBand = origBands.front().getOriginalNumber() + 1;
}
unsigned int endBand = 0;
if (mpEndBand != NULL)
{
endBand = *mpEndBand;
}
else if (origBands.empty() == false)
{
endBand = origBands.back().getOriginalNumber() + 1;
}
unsigned int bandSkip = 0;
if (mpBandSkipFactor != NULL)
{
bandSkip = *mpBandSkipFactor;
}
// Get the bad bands from the file
vector<unsigned int> badBands;
if (mpBadBandsFile != NULL)
{
string filename = *mpBadBandsFile;
if (filename.empty() == false)
{
FILE* pFile = fopen(filename.c_str(), "rb");
if (pFile != NULL)
{
char line[1024];
while (fgets(line, 1024, pFile) != NULL)
{
unsigned int bandNumber = 0;
int iValues = sscanf(line, "%u", &bandNumber);
if (iValues == 1)
{
badBands.push_back(bandNumber);
}
}
fclose(pFile);
}
}
}
vector<DimensionDescriptor> bands;
for (unsigned int i = 0; i < origBands.size(); ++i)
{
DimensionDescriptor bandDim = origBands[i];
unsigned int originalNumber = bandDim.getOriginalNumber() + 1;
if ((originalNumber >= startBand) && (originalNumber <= endBand))
{
bool bBad = false;
for (unsigned int j = 0; j < badBands.size(); ++j)
{
unsigned int badBandNumber = badBands[j];
if (originalNumber == badBandNumber)
{
bBad = true;
break;
}
}
if (bBad == false)
{
bands.push_back(bandDim);
i += bandSkip;
}
}
}
pRasterDescriptor->setBands(bands);
}
// X pixel size
if (mpPixelSizeX != NULL)
{
pRasterDescriptor->setXPixelSize(*mpPixelSizeX);
}
// Y pixel size
if (mpPixelSizeY != NULL)
{
pRasterDescriptor->setYPixelSize(*mpPixelSizeY);
}
// Units
if ((mpUnitsName != NULL) || (mpUnitsType != NULL) ||
(mpUnitsScale != NULL) || (mpUnitsRangeMin != NULL) || (mpUnitsRangeMax != NULL))
{
const Units* pOrigUnits = pRasterDescriptor->getUnits();
FactoryResource<Units> pUnits;
VERIFY(pUnits.get() != NULL);
// Name
if (mpUnitsName != NULL)
{
pUnits->setUnitName(*mpUnitsName);
}
else if (pOrigUnits != NULL)
{
pUnits->setUnitName(pOrigUnits->getUnitName());
}
// Type
if (mpUnitsType != NULL)
{
pUnits->setUnitType(*mpUnitsType);
}
else if (pOrigUnits != NULL)
{
pUnits->setUnitType(pOrigUnits->getUnitType());
}
// Scale
if (mpUnitsScale != NULL)
{
pUnits->setScaleFromStandard(*mpUnitsScale);
}
else if (pOrigUnits != NULL)
{
pUnits->setScaleFromStandard(pOrigUnits->getScaleFromStandard());
}
// Range minimum
if (mpUnitsRangeMin != NULL)
{
pUnits->setRangeMin(*mpUnitsRangeMin);
}
else if (pOrigUnits != NULL)
{
pUnits->setRangeMin(pOrigUnits->getRangeMin());
}
// Range maximum
if (mpUnitsRangeMax != NULL)
{
pUnits->setRangeMax(*mpUnitsRangeMax);
}
else if (pOrigUnits != NULL)
{
pUnits->setRangeMax(pOrigUnits->getRangeMax());
}
pRasterDescriptor->setUnits(pUnits.get());
}
// Display mode
if (mpDisplayMode != NULL)
{
pRasterDescriptor->setDisplayMode(*mpDisplayMode);
}
// Display bands
// Gray
if (mpGrayBand != NULL)
{
DimensionDescriptor band = pRasterDescriptor->getOriginalBand(*mpGrayBand - 1);
pRasterDescriptor->setDisplayBand(GRAY, band);
}
// Red
if (mpRedBand != NULL)
{
DimensionDescriptor band = pRasterDescriptor->getOriginalBand(*mpRedBand - 1);
pRasterDescriptor->setDisplayBand(RED, band);
}
// Green
if (mpGreenBand != NULL)
{
DimensionDescriptor band = pRasterDescriptor->getOriginalBand(*mpGreenBand - 1);
pRasterDescriptor->setDisplayBand(GREEN, band);
}
// Blue
if (mpBlueBand != NULL)
{
DimensionDescriptor band = pRasterDescriptor->getOriginalBand(*mpBlueBand - 1);
pRasterDescriptor->setDisplayBand(BLUE, band);
}
}
else if (pSignatureDescriptor != NULL)
{
if (mpComponentName != NULL)
{
const Units* pOrigUnits = pSignatureDescriptor->getUnits(*mpComponentName);
FactoryResource<Units> pUnits;
if (pOrigUnits != NULL)
{
*pUnits = *pOrigUnits;
}
if (mpUnitsName != NULL)
{
pUnits->setUnitName(*mpUnitsName);
}
if (mpUnitsType != NULL)
{
pUnits->setUnitType(*mpUnitsType);
}
if (mpUnitsScale != NULL)
{
pUnits->setScaleFromStandard(*mpUnitsScale);
}
if (mpUnitsRangeMin != NULL)
{
pUnits->setRangeMin(*mpUnitsRangeMin);
}
if (mpUnitsRangeMax != NULL)
{
pUnits->setRangeMax(*mpUnitsRangeMax);
}
pSignatureDescriptor->setUnits(*mpComponentName, pUnits.get());
}
}
reportComplete();
return true;
}
