[MSDN Library April 2000] MM_MIXM_LINE_CHANGE (84.375%)
MSDN Library - April 2000 > Platform SDK > Graphics and Multimedia Services > Windows Multimedia > Multimedia Reference > Multimedia Messages
[MSDN Library April 2000] MM_MIXM_LINE_CHANGE (49.4318181818182%)
MSDN Library - April 2000 > DDK Documentation > Windows NT 4.0 DDK > Multimedia Drivers > Audio Device Drivers > Audio Driver Reference > Messages, User-Mode Audio Drivers