Content-type: text/html Man page of roarfilt

roarfilt

Section: System Manager's Manual: roarfilt (1)
Updated: July 2008
Index Return to Main Contents

 

NAME

roarfilt - RoarAudio sound server audio filter client

 

SYNOPSIS

roarfilt [OPTIONS]...

 

DESCRIPTION

This filters the audio data before they are send to the soundcard.

 

GENERAL OPTIONS

NOTE: This list is incomplete! In addition to this list this program provides compatible options for esdfilt. You can just replace the "esd" in the name with "roar" or use symlinks. This options are for compatibly only and should not used in new programs.

--help
Print some help text.

 

AUDIO OPTIONS

--rate RATE, -R RATE
Set server sample rate.

--bits BITS, -B BITS
Set server bits.

--chans CHANNELS, -C CHANNELS
Set server channels.

 

NETWORK OPTIONS

--server SERVER
The server to connect to.

 

OLD ROARFILT OPTIONS

--half
Half the volume.

--double
Double the volume.

--amp n, --mul n
Amplify volume by n.

--div n
Divide volume by n.

--log n
Does a simple 'gamma correction'. This is done by:
 sample = 2^(bits-1) * log(1 + (n - 1)*sample/2^(bits-1)) / log(n).

--lowpass freq
lowpass filter

 

FILTER OPTIONS

--filter name
This adds a new filter of name name.

--ffreq freq
This sets a frequency for the filter.

--fmul mult
This sets a multiplier for the filter.

--fdiv div
This sets a divider for the filter.

--fn N
This sets the filter's N value.

--flimit limit
This sets the filter's limit value.

--fmode mode
set filter mode parameter This sets the filter mode. Symbolic values are currently not supported.

--fq Q
This sets the filter quality.

 

ENVIRONMENT VARIABLES

Bellow only the basic environment varibales are listend. For a complete list see libroar(7).

HOME
The users home directory.

ROAR_SERVER
The address of the listening server. This may be in form of host:port for TCP/IP connections and /path/to/sock for UNIX Domain Sockets or any other supported format. See roartips(7) for a full list. This is the same as the --server option.

 

BUGS

There are a lot of bugs...

 

SEE ALSO

roarctl(1), roarvorbis(1), roarfish(1), roartestclients(1), roartips(7), libroar(7), RoarAudio(7).

 

HISTORY

For history information see RoarAudio(7).


 

Index

NAME
SYNOPSIS
DESCRIPTION
GENERAL OPTIONS
AUDIO OPTIONS
NETWORK OPTIONS
OLD ROARFILT OPTIONS
FILTER OPTIONS
ENVIRONMENT VARIABLES
BUGS
SEE ALSO
HISTORY

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Time: 10:45:11 GMT, October 16, 2011