Linux Commands Examples

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jack_lsp

JACK toolkit client to list informtion on ports

Synopsis

jack_lsp [ -s | --server servername ] [ -AclLptvh ]


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examples

0
source 
            

  jack_connect alsa_pcm:capture_1 sdr:il




  jack_connect alsa_pcm:capture_2 sdr:ir




  jack_lsp -c






  export SDR_NAME=sdr-tx




  export SDR_PARMPORT=19005




  PIDS="$PIDS $!"




  sleep 1




  jack_lsp




  jack_connect sdr-tx:ol alsa_pcm:playback_3




  jack_connect sdr-tx:or alsa_pcm:playback_4
0
source 
            

  jack_connect alsa_pcm:capture_2 $SDR_NAME:ir || exit 1




  jack_lsp -c || exit 1




  PIDS="$PIDS $!"




  sleep 1




  echo "Connected
  jack"
0
source 
            

  jack_connect alsa_pcm:capture_2 $SDR_NAME:il || exit 1




  jack_lsp -c || exit 1




  PIDS="$PIDS $!"




  sleep 1




  echo "Connected
  jack"






  # Start si controller

description

jack_lsp lists all known ports associated with a JACK server. It can also optionally list various kinds of information about each port.

options

-s, --server servername

Connect to the jack server named servername

-A, --aliases

List aliases for each port

-c, --connections

List connections to/from each port

-l, --latency

Display per-port latency in frames at each port

-L, --latency

Display total latency in frames at each port

-p, --properties

Display port properties. Output may include input|output, can-monitor, physical, terminal

-t, --type

Display port type

-h, --help

Display help/usage message

-v, --version

Output version information and exit

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