bool LandsatGeotiffImporter::createRasterPager(RasterElement* pRaster) const
{
VERIFY(pRaster != NULL);
DataDescriptor* pDescriptor = pRaster->getDataDescriptor();
VERIFY(pDescriptor != NULL);
FileDescriptor* pFileDescriptor = pDescriptor->getFileDescriptor();
VERIFY(pFileDescriptor != NULL);
std::string filename = pRaster->getFilename();
std::string datasetName = pFileDescriptor->getDatasetLocation();
Progress* pProgress = getProgress();
FactoryResource<Filename> pFilename;
pFilename->setFullPathAndName(filename);
ExecutableResource pagerPlugIn("Landsat GeoTIFF Raster Pager", std::string(), pProgress);
pagerPlugIn->getInArgList().setPlugInArgValue(CachedPager::PagedElementArg(), pRaster);
pagerPlugIn->getInArgList().setPlugInArgValue(CachedPager::PagedFilenameArg(), pFilename.get());
bool success = pagerPlugIn->execute();
RasterPager* pPager = dynamic_cast<RasterPager*>(pagerPlugIn->getPlugIn());
if (!success || pPager == NULL)
{
std::string message = "Execution of Landsat Geotiff Raster Pager failed!";
if (pProgress != NULL) pProgress->updateProgress(message, 0, ERRORS);
return false;
}
pRaster->setPager(pPager);
pagerPlugIn->releasePlugIn();
return true;
}
bool Nitf::NitfImporterShell::createRasterPager(RasterElement *pRaster) const
{
VERIFY(pRaster != NULL);
DataDescriptor* pDd = pRaster->getDataDescriptor();
VERIFY(pDd != NULL);
FileDescriptor* pFd = pDd->getFileDescriptor();
VERIFY(pFd != NULL);
const string& datasetLocation = pFd->getDatasetLocation();
if (datasetLocation.empty() == true)
{
return false;
}
stringstream imageNameStream(datasetLocation.substr(1));
int imageSegment;
imageNameStream >> imageSegment;
FactoryResource<Filename> pFn;
pFn->setFullPathAndName(pFd->getFilename());
ExecutableResource pPlugIn("NitfPager");
pPlugIn->getInArgList().setPlugInArgValue("Segment Number", &imageSegment);
pPlugIn->getInArgList().setPlugInArgValue(CachedPager::PagedElementArg(), pRaster);
pPlugIn->getInArgList().setPlugInArgValue(CachedPager::PagedFilenameArg(), pFn.get());
if (pPlugIn->execute() == true)
{
RasterPager* pPager = dynamic_cast<RasterPager*>(pPlugIn->getPlugIn());
if (pPager != NULL)
{
pRaster->setPager(pPager);
pPlugIn->releasePlugIn();
return true;
}
}
return false;
}
bool SignatureSetImporter::execute(PlugInArgList* pInArgList, PlugInArgList* OutArgList)
{
VERIFY(pInArgList != NULL);
Progress* pProgress = pInArgList->getPlugInArgValue<Progress>(Executable::ProgressArg());
ProgressTracker progress(pProgress, "Loading spectral signature library", "spectral", "7B21EE8A-D2E1-4325-BB9F-F4E521BFD5ED");
SignatureSet* pSignatureSet = pInArgList->getPlugInArgValue<SignatureSet>(Importer::ImportElementArg());
VERIFY(pSignatureSet != NULL);
DataDescriptor* pDataDescriptor = pSignatureSet->getDataDescriptor();
VERIFY(pDataDescriptor != NULL);
FileDescriptor* pFileDescriptor = pDataDescriptor->getFileDescriptor();
VERIFY(pFileDescriptor != NULL);
const string& filename = pFileDescriptor->getFilename().getFullPathAndName();
progress.getCurrentStep()->addProperty("signature set", pSignatureSet->getName());
progress.getCurrentStep()->addProperty("dataset location", pFileDescriptor->getDatasetLocation());
// locate the spot in the tree for this dataset
try
{
string expr;
vector<string> parts = StringUtilities::split(pFileDescriptor->getDatasetLocation(), '/');
for (vector<string>::iterator part = parts.begin(); part != parts.end(); ++part)
{
if (!part->empty())
{
expr += "/signature_set[metadata/@name='Name' and metadata/@value='" + *part + "']";
}
}
expr += "/signature";
loadDoc(filename);
DOMXPathResult* pResult = mXml[filename]->query(expr, DOMXPathResult::SNAPSHOT_RESULT_TYPE);
VERIFY(pResult != NULL);
int nodeTotal = pResult->getSnapshotLength();
for (int nodeNum = 0; nodeNum < nodeTotal; ++nodeNum)
{
if (isAborted())
{
progress.report("Aborted file " + pFileDescriptor->getFilename().getFullPathAndName(), 0, WARNING, true);
progress.report("User aborted the operation.", 0, ABORT, true);
return false;
}
int percent = static_cast<int>(100.0 * nodeNum / nodeTotal);
progress.report("Importing signature library", percent, NORMAL);
if (!pResult->snapshotItem(nodeNum) || !pResult->isNode())
{
continue;
}
const DOMElement* pElmnt = static_cast<const DOMElement*>(pResult->getNodeValue());
string filename = A(pElmnt->getAttribute(X("filename")));
if (filename.empty() == false)
{
string path = pFileDescriptor->getFilename().getPath();
QString tempFilename = QString::fromStdString(filename);
if (tempFilename.startsWith("./") == true)
{
tempFilename.replace(0, 1, QString::fromStdString(path));
filename = tempFilename.toStdString();
}
else
{
QFileInfo fileInfo(tempFilename);
if (fileInfo.isRelative() == true)
{
filename = path + SLASH + filename;
}
}
}
// don't pass progress to importer - the individual signature imports are rapid and passing progress will
// cause isAborted() to not function properly.
ImporterResource importer("Auto Importer", filename, NULL);
if (importer->getPlugIn() == NULL)
{
progress.report("The \"Auto Importer\" is not available and is required to import signature sets.", 0, ERRORS, true);
return false;
}
if (importer->execute())
{
vector<DataElement*> elements = importer->getImportedElements();
vector<Signature*> sigs(elements.size(), NULL);
for (vector<DataElement*>::iterator element = elements.begin(); element != elements.end(); ++element)
{
Signature* pSig = dynamic_cast<Signature*>(*element);
if (pSig != NULL)
{
pSignatureSet->insertSignature(pSig);
// reparent the signature
Service<ModelServices>()->setElementParent(pSig, pSignatureSet);
}
}
}
else
{
progress.report("Unable to import signature " + filename, percent, WARNING, true);
}
}
}
catch(DOMException &exc)
{
progress.report(A(exc.getMessage()), 0, ERRORS, true);
return false;
}
SignatureSet* pParent = dynamic_cast<SignatureSet*>(pSignatureSet->getParent());
if (pParent != NULL && pParent->getFilename() == pSignatureSet->getFilename())
{
pParent->insertSignature(pSignatureSet);
}
progress.report("Spectral signature library loaded", 100, NORMAL);
progress.upALevel();
return true;
}
bool Nitf::NitfImporterShell::createRasterPager(RasterElement* pRaster) const
{
if (pRaster == NULL)
{
return false;
}
// Get the filename
string filename = pRaster->getFilename();
FactoryResource<Filename> pFilename;
pFilename->setFullPathAndName(filename);
// Get the image segment corresponding to this raster element
DataDescriptor* pDescriptor = pRaster->getDataDescriptor();
VERIFY(pDescriptor != NULL);
FileDescriptor* pFileDescriptor = pDescriptor->getFileDescriptor();
VERIFY(pFileDescriptor != NULL);
const string& datasetLocation = pFileDescriptor->getDatasetLocation();
if (datasetLocation.empty() == true)
{
return false;
}
string imageSegmentText = datasetLocation.substr(1);
unsigned int imageSegment = StringUtilities::fromDisplayString<unsigned int>(imageSegmentText) - 1;
// Create the resource to execute the pager
ExecutableResource pPlugIn;
// Check for J2K compression in the metadata of the raster element being imported and not the given raster
// element, because the given raster element may be a temporary raster element used by RasterElementImporterShell
// when the processing location is IN_MEMORY, which does not contain the metadata or the parent information
// (see RasterUtilities::generateUnchippedRasterDataDescriptor())
string imageCompression;
const RasterElement* pElement = getRasterElement();
if (pElement != NULL)
{
const DynamicObject* pMetadata = pElement->getMetadata();
VERIFYRV(pMetadata, NULL);
const string attributePath[] =
{
Nitf::NITF_METADATA,
Nitf::IMAGE_SUBHEADER,
Nitf::ImageSubheaderFieldNames::COMPRESSION,
END_METADATA_NAME
};
imageCompression = pMetadata->getAttributeByPath(attributePath).toDisplayString();
}
if ((imageCompression == Nitf::ImageSubheaderFieldValues::IC_C8) ||
(imageCompression == Nitf::ImageSubheaderFieldValues::IC_M8))
{
// Get the offset and size of the image segment in the file
uint64_t offset = getImageOffset(filename, imageSegment);
uint64_t size = getImageSize(filename, imageSegment);
// Use the JPEG2000 pager
pPlugIn->setPlugIn("JPEG2000 Pager");
pPlugIn->getInArgList().setPlugInArgValue(CachedPager::PagedElementArg(), pRaster);
pPlugIn->getInArgList().setPlugInArgValue(CachedPager::PagedFilenameArg(), pFilename.get());
pPlugIn->getInArgList().setPlugInArgValue("Offset", &offset);
pPlugIn->getInArgList().setPlugInArgValue("Size", &size);
}
else
{
// Use the NITF Pager
pPlugIn->setPlugIn("NitfPager");
pPlugIn->getInArgList().setPlugInArgValue(CachedPager::PagedElementArg(), pRaster);
pPlugIn->getInArgList().setPlugInArgValue(CachedPager::PagedFilenameArg(), pFilename.get());
pPlugIn->getInArgList().setPlugInArgValue("Segment Number", &imageSegment);
}
if (pPlugIn->execute() == true)
{
RasterPager* pPager = dynamic_cast<RasterPager*>(pPlugIn->getPlugIn());
if (pPager != NULL)
{
pRaster->setPager(pPager);
pPlugIn->releasePlugIn();
return true;
}
}
return false;
}
