NITF Functions:
Getting and Setting Header Information
LNITFFile::GetGraphicHeaderCount
LNITFFile::GetGraphicHeader
LNITFFile::SetGraphicHeader
LNITFFile::GetImageHeaderCount
LNITFFile::GetImageHeader
LNITFFile::SetImageHeader
LNITFFile::GetTextHeaderCount
LNITFFile::GetTextHeader
LNITFFile::SetTextHeader
LNITFFile::GetNITFHeader
LNITFFile::SetNITFHeader
LNITFFile::FreeGraphicHeader
LNITFFile::FreeImageHeader
LNITFFile::FreeTextHeader
LNITFFile::FreeNITFHeader
