MatrixMixer - is a DirectShow filter to upmix any stereo source to multiple speakers. Designed mainly for playback movies with stereo audio track on 5.1 audio systems.

Main features:
Matrix mixer with ability to change the matrix.
Conversion from any input format to any output format. Supports channel configurations from mono to 5.1 and sample formats 16bit / 24bit / 32bit / float.
Input/output levels indication.
Automatic gain control.
Dynamic range compression.
Individual gain control for each input/output channel.
Delays for each output channel.

works with windows media player and other players.




http://switch.dl.sourceforge.net/sou...ixer_0_30b.exe