freesurround-alsa-plugin

Freesurround alsa plugin fork

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README

FreeSurround Alsa Plugin, upmixes stero to surround 5.1 and decodes surround information
V 0.1 (2009)

Requirements:
-------------
 - fftw 
 - alsa-plugins
 - alsa-lib

Installation:
-------------

type "make" to compile.

type "make install" to install.

http://www.micosphere.free.fr

Post-Installation:
------------------

Modify or create an .asoundrc file in your home to make your apps use the plugin

# AC-3 encoding to SPDIF output (coaxial or optical)
pcm.Filter_A52Encode {
   type a52
   card 0
}

pcm.Filter_FreeSurround {
   type freesurround
   slave.pcm "Filter_A52Encode"  # SPDIF output
  # slave.pcm "surround51"  # to use for analog output ?
}

pcm.upmixer {
   type plug
   slave.pcm "Filter_FreeSurround"
}


To make upmixer the default pcm device, add this to .asoundrc:

pcm .!default {
   type plug
   slave.pcm "upmixer"
}