J2KCompressionRatio example for C++ 4.0 and later

   // save a JPEG2000 file using 100:1 comp ratio
   m_LEAD1.SetJ2KCompressionControl(J2K_COMP_RATIO);
   m_LEAD1.SetJ2KCompressionRatio(100.0f);
   m_LEAD1.Save("c:\\temp\\100_to_1.j2k", FILE_J2K, 0, 0, SAVE_OVERWRITE);