+// Warning: direct manipulation of MXF structures can interfere
+// with the normal operation of the wrapper. Caveat emptor!
+//
+ASDCP::MXF::OP1aHeader&
+ASDCP::PCM::MXFReader::OP1aHeader()
+{
+ if ( m_Reader.empty() )
+ {
+ assert(g_OP1aHeader);
+ return *g_OP1aHeader;
+ }
+
+ return m_Reader->m_HeaderPart;
+}
+
+// Warning: direct manipulation of MXF structures can interfere
+// with the normal operation of the wrapper. Caveat emptor!
+//
+ASDCP::MXF::OPAtomIndexFooter&
+ASDCP::PCM::MXFReader::OPAtomIndexFooter()
+{
+ if ( m_Reader.empty() )
+ {
+ assert(g_OPAtomIndexFooter);
+ return *g_OPAtomIndexFooter;
+ }
+
+ return m_Reader->m_IndexAccess;
+}
+
+// Warning: direct manipulation of MXF structures can interfere
+// with the normal operation of the wrapper. Caveat emptor!
+//
+ASDCP::MXF::RIP&
+ASDCP::PCM::MXFReader::RIP()
+{
+ if ( m_Reader.empty() )
+ {
+ assert(g_RIP);
+ return *g_RIP;
+ }
+
+ return m_Reader->m_RIP;
+}
+