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--- music_on_linux:audio_관련_스크립트_모음 [2021/03/22 13:20] – [정해영의 audio.qsynth script] hyjeong
+++ music_on_linux:audio_관련_스크립트_모음 [2023/09/08 13:08] (current) – hyjeong
@@ Line 1: / Line 1: @@
 ====== Audio 관련 스크립트 모음 ======
-===== Ted's original audio scrip =====
+===== Ted's original audio script =====
 Available from http://tedfelix.com/linux/linux-midi.html
   #!/bin/bash
@@ Line 134: / Line 134: @@
 ===== 정해영의 start_jack_uca200 script =====
+  #!/bin/bash
+  #echo "suspend 1" | pacmd
+  jack_control start
+  jack_control ds alsa
+  jack_control dps device hw:CODEC
+  jack_control dps rate 48000
+  jack_control dps nperiods 3
+  jack_control dps period 128
+  sleep 5
+  #a2jmidid -e &
+  sleep 5
+  qjackctl 2> /dev/null &
+  process_id=$(pidof pavucontrol)
+  if [[ -z $process_id ]]; then
+      echo "Starting PulseAudio Volume Control..."
+      pavucontrol 2> /dev/null &
+  fi
+===== 범용 스크립트 start_jack_generic =====
+  #!/bin/bash
+  #echo "suspend 1" | pacmd
+  DEVICE=$1
+  if [ -z ${DEVICE} ]
+  then
+      echo You did not specify any sound card!
+      exit 1
+  fi
+  PATTERN="\[${DEVICE}  "
+  if grep -q "${PATTERN}" /proc/asound/cards; then
+      echo Audio device ${DEVICE} found!
+  else
+      echo ${DEVICE} is not a valid sound card!
+      exit 1
+  fi
+  jack_control start
+  jack_control ds alsa
+  jack_control dps device hw:${DEVICE}
+  jack_control dps rate 48000
+  jack_control dps nperiods 3
+  jack_control dps period 128
+  sleep 5
+  #a2jmidid -e &
+  sleep 5
+  qjackctl 2> /dev/null &
+  process_id=$(pidof pavucontrol)
+  if [[ -z $process_id ]]; then
+      echo "Starting PulseAudio Volume Control..."
+      pavucontrol 2> /dev/null &
+  fi
+사용 방법은 다음과 같다.
+  $ start_jack CODEC
+  Audio device CODEC found!
+  --- start
+  --- driver select "alsa"
+  --- driver param set "device" -> "hw:CODEC"
+  --- driver param set "rate" -> "48000"
+  --- driver param set "nperiods" -> "3"
+  --- driver param set "period" -> "128"
+===== 정해영의 run_fluidsynth script =====
+JACK 구동 명령어를 스크립트 내에 삽입하였다.  --- //2022/04/05 15:47//
+  #!/usr/bin/env bash
+  option="-a jack --connect-jack-outputs"
+  if [ "$1" = "alsa" ] || [ "$1" = "-a" ] || [ "$1" = "-alsa" ]
+      then
+          option="-a alsa"
+          echo
+          echo "ALSA audio driver will be used (default: JACK)"
+      elif ! pgrep -l jackd
+      then
+         echo
+         echo "Starting JACK...!\n"
+         echo "jackd -d alsa --device hw:Intel --rate 44100 --period 128 &"
+         jackd -d alsa --device hw:Intel --rate 44100 --period 128 &
+         echo "Sleeping five seconds.."
+         sleep 5
+  fi
+  OIFS=$IFS; IFS=$'\n'
+  array=($(find $HOME/sf2 -type f)); IFS=$OIFS
+  echo
+  echo "Soundfonts installed in $HOME/sf2: "
+  i=0
+  for var in "${array[@]}"
+  do
+      echo "[$i]:  $(du -sh ${var})" | \
+          awk '{idx = split($3, parts, "/"); print $1, parts[idx], "-", $2}'
+      i=`expr $i + 1`
+  done
+  echo
+  echo -n "Select sf2 index number: "
+  read -r input
+  CMD="fluidsynth --server $option --reverb=0 --chorus=0 --gain=0.4 ${array[$input]}"
+  $CMD
+===== 정해영의 simple_synth 스크립트 =====
+PulseAudio를 오디오 드라이버로 사용하는 매우 단순한 FluidSynth 구동 스트립트. 사운드 폰트 파일을 인수로 지정하지 않으면 FluidR3_GM.sf2가 로드된다.
+  #!/usr/bin/bash
+  if [ -z "$1" ]
+    then
+        SF=/usr/share/sounds/sf2/FluidR3_GM.sf2
+    else
+        SF=$1
+  fi
+  echo -e "\nSoundFont file: $SF\n"
+  fluidsynth -a pulseaudio -m alsa_seq -o midi.autoconnect=1 -r 48000 -g 0.5 $SF
+  sleep 5
+  connect_midi_keyboard
+===== connect_midi_keyboard =====
+  aconnect -i
+  aconnect -o
+  echo
+  aconnect "iCON iKeyboard" "FLUID Synth"