bool SpectralLibraryManager::generateResampledLibrary(const RasterElement* pRaster) { VERIFY(pRaster != NULL); // check that lib sigs are in same units as the raster element const RasterDataDescriptor* pDesc = dynamic_cast<const RasterDataDescriptor*>(pRaster->getDataDescriptor()); VERIFY(pDesc != NULL); const Units* pUnits = pDesc->getUnits(); if (pDesc->getUnits()->getUnitType() != mLibraryUnitType) { if (Service<DesktopServices>()->showMessageBox("Mismatched Units", "The data are not in the " "same units as the spectral library.\n Do you want to continue anyway?", "Yes", "No") == 1) { return false; } } FactoryResource<Wavelengths> pWavelengths; pWavelengths->initializeFromDynamicObject(pRaster->getMetadata(), false); // populate the library with the resampled signatures PlugInResource pPlugIn("Resampler"); Resampler* pResampler = dynamic_cast<Resampler*>(pPlugIn.get()); VERIFY(pResampler != NULL); if (pWavelengths->getNumWavelengths() != pDesc->getBandCount()) { mpProgress->updateProgress("Wavelength information in metadata does not match the number of bands " "in the raster element", 0, ERRORS); return false; } // get resample suitable signatures - leave out signatures that don't cover the spectral range of the data std::vector<std::vector<double> > resampledData; resampledData.reserve(mSignatures.size()); std::vector<Signature*> resampledSignatures; resampledSignatures.reserve(mSignatures.size()); std::vector<std::string> unsuitableSignatures; std::vector<double> sigValues; std::vector<double> sigWaves; std::vector<double> rasterWaves = pWavelengths->getCenterValues(); std::vector<double> rasterFwhm = pWavelengths->getFwhm(); std::vector<double> resampledValues; std::vector<int> bandIndex; DataVariant data; for (std::vector<Signature*>::const_iterator it = mSignatures.begin(); it != mSignatures.end(); ++it) { data = (*it)->getData(SpectralLibraryMatch::getNameSignatureWavelengthData()); VERIFY(data.isValid()); VERIFY(data.getValue(sigWaves)); resampledValues.clear(); data = (*it)->getData(SpectralLibraryMatch::getNameSignatureAmplitudeData()); VERIFY(data.isValid()); VERIFY(data.getValue(sigValues)); double scaleFactor = (*it)->getUnits( SpectralLibraryMatch::getNameSignatureAmplitudeData())->getScaleFromStandard(); for (std::vector<double>::iterator sit = sigValues.begin(); sit != sigValues.end(); ++sit) { *sit *= scaleFactor; } std::string msg; if (pResampler->execute(sigValues, resampledValues, sigWaves, rasterWaves, rasterFwhm, bandIndex, msg) == false || resampledValues.size() != rasterWaves.size()) { unsuitableSignatures.push_back((*it)->getName()); continue; } resampledData.push_back(resampledValues); resampledSignatures.push_back(*it); } if (resampledSignatures.empty()) { std::string errMsg = "None of the signatures in the library cover the spectral range of the data."; if (mpProgress != NULL) { mpProgress->updateProgress(errMsg, 0, ERRORS); return false; } } if (unsuitableSignatures.empty() == false) { std::string warningMsg = "The following library signatures do not cover the spectral range of the data:\n"; for (std::vector<std::string>::iterator it = unsuitableSignatures.begin(); it != unsuitableSignatures.end(); ++it) { warningMsg += *it + "\n"; } warningMsg += "These signatures will not be searched for in the data."; Service<DesktopServices>()->showMessageBox("SpectralLibraryManager", warningMsg); StepResource pStep("Spectral LibraryManager", "spectral", "64B6C87A-A6C3-4378-9B6E-221D89D8707B"); pStep->finalize(Message::Unresolved, warningMsg); } std::string libName = "Resampled Spectral Library"; // Try to get the resampled lib element in case session was restored. If NULL, create a new raster element with // num rows = num valid signatures, num cols = 1, num bands = pRaster num bands RasterElement* pLib = dynamic_cast<RasterElement*>(Service<ModelServices>()->getElement(libName, TypeConverter::toString<RasterElement>(), pRaster)); if (pLib != NULL) { // check that pLib has same number of sigs as SpectralLibraryManager RasterDataDescriptor* pLibDesc = dynamic_cast<RasterDataDescriptor*>(pLib->getDataDescriptor()); VERIFY(pLibDesc != NULL); if (pLibDesc->getRowCount() != mSignatures.size()) { mpProgress->updateProgress("An error occurred during session restore and some signatures were not restored." " Check the spectral library before using.", 0, ERRORS); Service<ModelServices>()->destroyElement(pLib); pLib = NULL; } } bool isNewElement(false); if (pLib == NULL) { pLib = RasterUtilities::createRasterElement(libName, static_cast<unsigned int>(resampledData.size()), 1, pDesc->getBandCount(), FLT8BYTES, BIP, true, const_cast<RasterElement*>(pRaster)); isNewElement = true; } if (pLib == NULL) { mpProgress->updateProgress("Error occurred while trying to create the resampled spectral library", 0, ERRORS); return false; } RasterDataDescriptor* pLibDesc = dynamic_cast<RasterDataDescriptor*>(pLib->getDataDescriptor()); VERIFY(pLibDesc != NULL); // copy resampled data into new element if (isNewElement) { FactoryResource<DataRequest> pRequest; pRequest->setWritable(true); pRequest->setRows(pLibDesc->getActiveRow(0), pLibDesc->getActiveRow(pLibDesc->getRowCount()-1), 1); DataAccessor acc = pLib->getDataAccessor(pRequest.release()); for (std::vector<std::vector<double> >::iterator sit = resampledData.begin(); sit != resampledData.end(); ++sit) { VERIFY(acc->isValid()); void* pData = acc->getColumn(); memcpy(acc->getColumn(), &(sit->begin()[0]), pLibDesc->getBandCount() * sizeof(double)); acc->nextRow(); } // set wavelength info in resampled library pWavelengths->applyToDynamicObject(pLib->getMetadata()); FactoryResource<Units> libUnits; libUnits->setUnitType(mLibraryUnitType); libUnits->setUnitName(StringUtilities::toDisplayString<UnitType>(mLibraryUnitType)); pLibDesc->setUnits(libUnits.get()); } pLib->attach(SIGNAL_NAME(Subject, Deleted), Slot(this, &SpectralLibraryManager::resampledElementDeleted)); mLibraries[pRaster] = pLib; mResampledSignatures[pLib] = resampledSignatures; const_cast<RasterElement*>(pRaster)->attach(SIGNAL_NAME(Subject, Deleted), Slot(this, &SpectralLibraryManager::elementDeleted)); return true; }
bool ImporterShell::validate(const DataDescriptor* pDescriptor, string& errorMessage) const { mValidationError = ValidationTest(); // Check for no validation int validationTest = getValidationTest(pDescriptor); if (validationTest == NO_VALIDATION) { return true; } // Always validate the data descriptor and file descriptor if (pDescriptor == NULL) { errorMessage = "The data set information is invalid."; return false; } const FileDescriptor* pFileDescriptor = pDescriptor->getFileDescriptor(); if (pFileDescriptor == NULL) { errorMessage = "The data set does not contain valid file information."; return false; } // Existing file const string& filename = pFileDescriptor->getFilename(); if (validationTest & EXISTING_FILE) { // Valid filename if (filename.empty() == true) { errorMessage = "The filename is invalid."; mValidationError = EXISTING_FILE; return false; } // Existing file LargeFileResource file(true); if (!file.open(filename.c_str(), O_RDONLY | O_BINARY, S_IREAD)) { errorMessage = "The file: " + filename + " does not exist."; mValidationError = EXISTING_FILE; return false; } } // Existing data element if (validationTest & NO_EXISTING_DATA_ELEMENT) { const string& name = pDescriptor->getName(); const string& type = pDescriptor->getType(); DataElement* pParent = pDescriptor->getParent(); Service<ModelServices> pModel; if (pModel->getElement(name, type, pParent) != NULL) { errorMessage = "The data set currently exists. It may have already been imported."; mValidationError = NO_EXISTING_DATA_ELEMENT; return false; } } // Valid classification Service<UtilityServices> pUtilities; if (validationTest & VALID_CLASSIFICATION) { // Existing Classification object const Classification* pClassification = pDescriptor->getClassification(); if (pClassification == NULL) { errorMessage = "The required classification does not exist."; mValidationError = VALID_CLASSIFICATION; return false; } // Unauthorized classification level on the system - warn the user, but continue to load the file FactoryResource<Classification> pSystemClassification; pSystemClassification->setLevel(pUtilities->getDefaultClassification()); if (pClassification->hasGreaterLevel(pSystemClassification.get()) == true) { errorMessage = "THIS FILE CONTAINS CLASSIFIED INFORMATION WHICH SHOULD NOT BE PROCESSED ON THIS SYSTEM!\n" "THIS MAY CONSTITUTE A SECURITY VIOLATION WHICH SHOULD BE REPORTED TO YOUR SECURITY OFFICER!\n"; StepResource pStep("Validate", "app", "1A881267-6A96-4eb2-A9D3-7D30334B0A0B", errorMessage); } } // Valid metadata if (validationTest & VALID_METADATA) { if (pDescriptor->getMetadata() == NULL) { errorMessage = "The required metadata does not exist."; mValidationError = VALID_METADATA; return false; } } // Processing location if (validationTest & VALID_PROCESSING_LOCATION) { if (isProcessingLocationSupported(pDescriptor->getProcessingLocation()) == false) { errorMessage = "The specified processing location is not supported."; mValidationError = VALID_PROCESSING_LOCATION; return false; } } // If no RasterDataDescriptor or RasterFileDescriptor tests are performed, end here if (validationTest < RASTER_SIZE) { return true; } // Since raster tests have been specified, always validate the raster data descriptor and raster file descriptor const RasterDataDescriptor* pRasterDescriptor = dynamic_cast<const RasterDataDescriptor*>(pDescriptor); if (pRasterDescriptor == NULL) { errorMessage = "The data set does not contain raster information."; return false; } const RasterFileDescriptor* pRasterFileDescriptor = dynamic_cast<const RasterFileDescriptor*>(pRasterDescriptor->getFileDescriptor()); if (pRasterFileDescriptor == NULL) { errorMessage = "The file does not contain valid raster data."; return false; } // Raster size if (validationTest & RASTER_SIZE) { // Data set size unsigned int loadedRows = pRasterDescriptor->getRowCount(); unsigned int loadedColumns = pRasterDescriptor->getColumnCount(); unsigned int loadedBands = pRasterDescriptor->getBandCount(); if ((loadedRows == 0) || (loadedColumns == 0) || (loadedBands == 0)) { errorMessage = "The data set is empty. Check the size of the rows, columns, and bands."; mValidationError = RASTER_SIZE; return false; } // Pixel size if (pRasterFileDescriptor->getBitsPerElement() == 0) { errorMessage = "The number of bits per element is invalid."; mValidationError = RASTER_SIZE; return false; } } // Data type if (validationTest & VALID_DATA_TYPE) { const std::vector<EncodingType>& dataTypes = pRasterDescriptor->getValidDataTypes(); if (std::find(dataTypes.begin(), dataTypes.end(), pRasterDescriptor->getDataType()) == dataTypes.end()) { errorMessage = "The data type is not valid for this data set."; mValidationError = VALID_DATA_TYPE; return false; } } // Header bytes if (validationTest & NO_HEADER_BYTES) { if (pRasterFileDescriptor->getHeaderBytes() > 0) { errorMessage = "The file has an invalid number of header bytes."; mValidationError = NO_HEADER_BYTES; return false; } } // Preline and postline bytes if (validationTest & NO_PRE_POST_LINE_BYTES) { if ((pRasterFileDescriptor->getPrelineBytes() > 0) || (pRasterFileDescriptor->getPostlineBytes() > 0)) { errorMessage = "The file has an invalid number of preline and/or postline bytes."; mValidationError = NO_PRE_POST_LINE_BYTES; return false; } } // Preband and postband bytes if (validationTest & NO_PRE_POST_BAND_BYTES) { if ((pRasterFileDescriptor->getPrebandBytes() > 0) || (pRasterFileDescriptor->getPostbandBytes() > 0)) { errorMessage = "The file has an invalid number of preband and/or postband bytes."; mValidationError = NO_PRE_POST_BAND_BYTES; return false; } } // Trailer bytes if (validationTest & NO_TRAILER_BYTES) { if (pRasterFileDescriptor->getTrailerBytes() > 0) { errorMessage = "The file has an invalid number of trailer bytes."; mValidationError = NO_TRAILER_BYTES; return false; } } // File size int64_t requiredSize = RasterUtilities::calculateFileSize(pRasterFileDescriptor); if ((validationTest & FILE_SIZE) == FILE_SIZE) { // Existing file LargeFileResource file; VERIFY(file.open(filename, O_RDONLY | O_BINARY, S_IREAD) == true); // File size if (requiredSize < 0) { errorMessage = "Unable to determine the required file size."; mValidationError = FILE_SIZE; return false; } if (file.fileLength() < requiredSize) { errorMessage = "The size of the file does not match the current parameters."; mValidationError = FILE_SIZE; return false; } } // Band files const vector<const Filename*>& bandFiles = pRasterFileDescriptor->getBandFiles(); if (validationTest & NO_BAND_FILES) { if (bandFiles.empty() == false) { errorMessage = "This data set cannot have band data in multiple files."; mValidationError = NO_BAND_FILES; return false; } } // Existing band files and band file sizes if (validationTest & EXISTING_BAND_FILES) { // Enough band files for all bands unsigned int numBands = pRasterFileDescriptor->getBandCount(); if (bandFiles.size() < numBands) { errorMessage = "The number of band files specified is less than the total number of bands to be loaded."; mValidationError = EXISTING_BAND_FILES; return false; } // Invalid file for imported bands for (vector<const Filename*>::size_type i = 0; i < bandFiles.size(); ++i) { const Filename* pFilename = bandFiles[i]; if (pFilename == NULL) { stringstream streamMessage; streamMessage << "Band filename " << i + 1 << " is missing."; errorMessage = streamMessage.str(); mValidationError = EXISTING_BAND_FILES; return false; } // Invalid filename string bandFilename = pFilename->getFullPathAndName(); if (bandFilename.empty() == true) { stringstream streamMessage; streamMessage << "Band filename " << i + 1 << " is invalid."; errorMessage = streamMessage.str(); mValidationError = EXISTING_BAND_FILES; return false; } // Existing file LargeFileResource bandFile; if (!bandFile.open(bandFilename, O_RDONLY | O_BINARY, S_IREAD)) { stringstream streamMessage; streamMessage << "Band file " << i + 1 << " does not exist."; errorMessage = streamMessage.str(); mValidationError = EXISTING_BAND_FILES; return false; } // File size if ((validationTest & BAND_FILE_SIZES) == BAND_FILE_SIZES) { if (requiredSize < 0) { errorMessage = "Unable to determine the required band file size."; mValidationError = BAND_FILE_SIZES; return false; } if (bandFile.fileLength() < requiredSize) { stringstream streamMessage; streamMessage << "The size of band file " << i + 1 << " does not match the required size " "for the current parameters."; errorMessage = streamMessage.str(); mValidationError = BAND_FILE_SIZES; return false; } } } } // Band names const DynamicObject* pMetadata = pRasterDescriptor->getMetadata(); if ((validationTest & VALID_BAND_NAMES) == VALID_BAND_NAMES) { VERIFY(pMetadata != NULL); string namesPath[] = { SPECIAL_METADATA_NAME, BAND_METADATA_NAME, NAMES_METADATA_NAME, END_METADATA_NAME }; // If band names are present in the metadata, check the number of names against the number of bands // If band names are not present in the metadata, then succeed const vector<string>* pBandNames = dv_cast<vector<string> >(&pMetadata->getAttributeByPath(namesPath)); if (pBandNames != NULL) { if (pBandNames->size() != pRasterFileDescriptor->getBandCount()) { errorMessage = "The number of band names in the metadata does not match the number of bands."; mValidationError = VALID_BAND_NAMES; return false; } } } // Wavelengths if ((validationTest & VALID_WAVELENGTHS) == VALID_WAVELENGTHS) { VERIFY(pMetadata != NULL); // If wavelengths are present in the metadata, check the number of wavelengths against the number of bands // If wavelengths are not present in the metadata, then succeed FactoryResource<Wavelengths> pWavelengths; if (pWavelengths->initializeFromDynamicObject(pMetadata, false) == true) { if (pWavelengths->getNumWavelengths() != pRasterFileDescriptor->getBandCount()) { errorMessage = "The number of wavelengths in the metadata does not match the number of bands."; mValidationError = VALID_WAVELENGTHS; return false; } } } // Interleave conversions if (validationTest & NO_INTERLEAVE_CONVERSIONS) { InterleaveFormatType dataInterleave = pRasterDescriptor->getInterleaveFormat(); InterleaveFormatType fileInterleave = pRasterFileDescriptor->getInterleaveFormat(); if ((pRasterFileDescriptor->getBandCount() > 1) && (dataInterleave != fileInterleave)) { errorMessage = "Interleave format conversions are not supported."; mValidationError = NO_INTERLEAVE_CONVERSIONS; return false; } } // Skip factors if (validationTest & NO_ROW_SKIP_FACTOR) { if (pRasterDescriptor->getRowSkipFactor() > 0) { errorMessage = "Row skip factors are not supported."; mValidationError = NO_ROW_SKIP_FACTOR; return false; } } if (validationTest & NO_COLUMN_SKIP_FACTOR) { if (pRasterDescriptor->getColumnSkipFactor() > 0) { errorMessage = "Column skip factors are not supported."; mValidationError = NO_COLUMN_SKIP_FACTOR; return false; } } // Subsets if (validationTest & NO_ROW_SUBSETS) { if (pRasterDescriptor->getRowCount() != pRasterFileDescriptor->getRowCount()) { errorMessage = "Row subsets are not supported."; mValidationError = NO_ROW_SUBSETS; return false; } } if (validationTest & NO_COLUMN_SUBSETS) { if (pRasterDescriptor->getColumnCount() != pRasterFileDescriptor->getColumnCount()) { errorMessage = "Column subsets are not supported."; mValidationError = NO_COLUMN_SUBSETS; return false; } } if (validationTest & NO_BAND_SUBSETS) { if (pRasterDescriptor->getBandCount() != pRasterFileDescriptor->getBandCount()) { errorMessage = "Band subsets are not supported."; mValidationError = NO_BAND_SUBSETS; return false; } } // Available memory if (validationTest & AVAILABLE_MEMORY) { unsigned int loadedRows = pRasterDescriptor->getRowCount(); unsigned int loadedColumns = pRasterDescriptor->getColumnCount(); unsigned int loadedBands = pRasterDescriptor->getBandCount(); unsigned int bytesPerElement = pRasterDescriptor->getBytesPerElement(); uint64_t dataSize = loadedRows * loadedColumns * loadedBands * bytesPerElement; uint64_t maxMemoryAvail = pUtilities->getMaxMemoryBlockSize(); #if PTR_SIZE > 4 uint64_t totalRam = pUtilities->getTotalPhysicalMemory(); if (totalRam < maxMemoryAvail) { maxMemoryAvail = totalRam; } #endif if (dataSize > maxMemoryAvail) { errorMessage = "The data set cannot be loaded into memory. Use a different " "processing location or specify a subset."; mValidationError = AVAILABLE_MEMORY; return false; } } return true; }