231                     frame.insert( "BY", Slice( m_type,  in ReadData()
238                     frame.insert( "Y", Slice( m_type,  in ReadData()
245                     frame.insert( "RY", Slice( m_type,  in ReadData()
254                 frame.insert( "Y", Slice( m_type,  in ReadData()
257                 frame.insert( "Y", Slice( m_type,  in ReadData()
260                 frame.insert( "Y", Slice( m_type,  in ReadData()
270             frame.insert( "Y", Slice( m_type,  in ReadData()
280             frame.insert( "B", Slice( m_type,  in ReadData()
287             frame.insert( "G", Slice( m_type,  in ReadData()
294             frame.insert( "R", Slice( m_type,  in ReadData()
651         frame.insert( "B", Slice( type, buffer, size * 3, bufferstep ));  in WriteImage()
652         frame.insert( "G", Slice( type, buffer + size, size * 3, bufferstep ));  in WriteImage()
653         frame.insert( "R", Slice( type, buffer + size * 2, size * 3, bufferstep ));  in WriteImage()
656         frame.insert( "Y", Slice( type, buffer, size, bufferstep ));  in WriteImage()