void MetadataReader::doImageSubheader(const std::string& key, ::nitf::ImageSubheader& subheader) { writeField(key, "IID1", subheader.getImageId()); writeField(key, "IDATIM", subheader.getImageDateAndTime()); writeField(key, "TGTID", subheader.getTargetId()); writeField(key, "IID2", subheader.getImageTitle()); writeField(key, "ISCLAS", subheader.getImageSecurityClass()); ::nitf::FileSecurity security = subheader.getSecurityGroup(); doSecurity(key, "I", security); writeField(key, "ENCRYP", subheader.getEncrypted()); writeField(key, "ISORCE", subheader.getImageSource()); writeField(key, "NROWS", subheader.getNumRows()); writeField(key, "NCOLS", subheader.getNumCols()); writeField(key, "PVTYPE", subheader.getPixelValueType()); writeField(key, "IREP", subheader.getImageRepresentation()); writeField(key, "ICAT", subheader.getImageCategory()); writeField(key, "ABPP", subheader.getActualBitsPerPixel()); writeField(key, "PJUST", subheader.getPixelJustification()); writeField(key, "ICORDS", subheader.getImageCoordinateSystem()); writeField(key, "IGEOLO", subheader.getCornerCoordinates()); writeField(key, "NICOM", subheader.getNumImageComments()); ::nitf::List list = subheader.getImageComments(); doComments(key, list); writeField(key, "IC", subheader.getImageCompression()); writeField(key, "COMRAT", subheader.getCompressionRate()); writeField(key, "NBANDS", subheader.getNumImageBands()); writeField(key, "XBANDS", subheader.getNumMultispectralImageBands()); doBands(key, subheader); writeField(key, "ISYNC", subheader.getImageSyncCode()); writeField(key, "IMODE", subheader.getImageMode()); writeField(key, "NBPR", subheader.getNumBlocksPerRow()); writeField(key, "NBPC", subheader.getNumBlocksPerCol()); writeField(key, "NPPBH", subheader.getNumPixelsPerHorizBlock()); writeField(key, "NPPVB", subheader.getNumPixelsPerVertBlock()); writeField(key, "NBPP", subheader.getNumBitsPerPixel()); writeField(key, "IDLVL", subheader.getImageDisplayLevel()); writeField(key, "IALVL", subheader.getImageAttachmentLevel()); writeField(key, "ILOC", subheader.getImageLocation()); writeField(key, "IMAG", subheader.getImageMagnification()); }
void NITFReadControl::validateSegment(nitf::ImageSubheader subheader, const NITFImageInfo* info) { const size_t numBandsSeg = static_cast<nitf::Uint32>(subheader.getNumImageBands()); const std::string pjust = subheader.getPixelJustification().toString(); // TODO: More validation in here! if (pjust != "R") { throw except::Exception(Ctxt("Expected right pixel justification")); } // The number of bytes per pixel, which we count to be 3 in the // case of 24-bit true color and 8 in the case of complex float // and 1 in the case of most SIDD data const size_t numBitsPerPixel = static_cast<nitf::Uint32>(subheader.getNumBitsPerPixel()); const size_t numBytesPerPixel = (numBitsPerPixel + 7) / 8; const size_t numBytesSeg = numBytesPerPixel * numBandsSeg; const size_t nbpp = info->getData()->getNumBytesPerPixel(); if (numBytesSeg != nbpp) { std::ostringstream ostr; ostr << "Expected [" << nbpp << "] bytes per pixel, found [" << numBytesSeg << "]"; throw except::Exception(Ctxt(ostr.str())); } const size_t numCols = info->getData()->getNumCols(); const size_t numColsSubheader = static_cast<nitf::Uint32>(subheader.getNumCols()); if (numColsSubheader != numCols) { std::ostringstream ostr; ostr << "Invalid column width: was expecting [" << numCols << "], got [" << numColsSubheader << "]"; throw except::Exception(Ctxt(ostr.str())); } }