160 lines
6.3 KiB
Bash
Executable File
160 lines
6.3 KiB
Bash
Executable File
#!/bin/bash
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# This script is intended to setup a clean Raspberry Pi system for running Jamulus
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OPUS="opus-1.1"
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NCORES=$(nproc)
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# install required packages
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pkgs='alsamixergui build-essential qt5-default libasound2-dev cmake libglib2.0-dev'
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if ! dpkg -s $pkgs >/dev/null 2>&1; then
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read -p "Do you want to install missing packages? " -n 1 -r
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echo
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if [[ $REPLY =~ ^[Yy]$ ]]; then
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sudo apt-get install $pkgs -y
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fi
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fi
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# Opus audio codec, custom compilation with custom modes and fixed point support
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if [ -d "${OPUS}" ]; then
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echo "The Opus directory is present, we assume it is compiled and ready to use. If not, delete the opus directory and call this script again."
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else
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wget https://archive.mozilla.org/pub/opus/${OPUS}.tar.gz
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tar -xzf ${OPUS}.tar.gz
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rm ${OPUS}.tar.gz
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cd ${OPUS}
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./configure --enable-custom-modes --enable-fixed-point
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make -j${NCORES}
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mkdir include/opus
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cp include/*.h include/opus
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cd ..
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fi
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# Jack audio without DBUS support
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if [ -d "jack2" ]; then
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echo "The Jack2 directory is present, we assume it is compiled and ready to use. If not, delete the jack2 directory and call this script again."
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else
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git clone https://github.com/jackaudio/jack2.git
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cd jack2
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git checkout v1.9.12
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./waf configure --alsa --prefix=/usr/local --libdir=$(pwd)/build
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./waf -j${NCORES}
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mkdir build/jack
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cp build/*.so build/jack
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cp build/common/*.so build/jack
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cp build/example-clients/*.so build/jack
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cd ..
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# give audio group rights to do realtime
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if grep -Fq "@audio" /etc/security/limits.conf; then
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echo "audio group already has realtime rights"
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else
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sudo sh -c 'echo "@audio - rtprio 95" >> /etc/security/limits.conf'
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sudo sh -c 'echo "@audio - memlock unlimited" >> /etc/security/limits.conf'
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fi
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fi
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# optional: FluidSynth synthesizer
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if [ "$1" == "opt" -o "$1" == "synth" ]; then
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if [ -d "fluidsynth" ]; then
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echo "The Fluidsynth directory is present, we assume it is compiled and ready to use. If not, delete the fluidsynth directory and call this script again."
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else
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#TODO if the normal jack package is not installed, fluidsynth compiles without jack support
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wget https://github.com/FluidSynth/fluidsynth/archive/v2.0.6.tar.gz -O fluidsynth.tar.gz
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tar -xzf fluidsynth.tar.gz
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rm fluidsynth.tar.gz
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mv fluidsynth-* fluidsynth
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cd fluidsynth
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mkdir build
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cd build
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cmake ..
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make -j${NCORES}
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wget https://data.musical-artifacts.com/hammersound/claudio_piano.sf2
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cd ../..
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fi
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fi
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# compile Jamulus with external Opus library
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cd ..
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qmake "CONFIG+=opus_shared_lib" "INCLUDEPATH+=distributions/${OPUS}/include" "QMAKE_LIBDIR+=distributions/${OPUS}/.libs" "INCLUDEPATH+=distributions/jack2/common" "QMAKE_LIBDIR+=distributions/jack2/build/common" Jamulus.pro
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make -j${NCORES}
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# get first USB audio sound card device
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ADEVICE=$(aplay -l|grep "USB Audio"|tail -1|cut -d' ' -f3)
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echo "Using USB audio device: ${ADEVICE}"
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# write Jamulus ini file for setting the client name and buffer settings
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JAMULUSINIFILE="Jamulus.ini"
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NAME64=$(echo "Raspi $(hostname)"|cut -c -16|tr -d $'\n'|base64)
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if [ "$NCORES" -gt "1" ]; then
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echo -e "<client>\n <name_base64>${NAME64}</name_base64>" > ${JAMULUSINIFILE}
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echo -e " <autojitbuf>1</autojitbuf>\n <jitbuf>3</jitbuf>\n <jitbufserver>3</jitbufserver>" >> ${JAMULUSINIFILE}
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echo -e " <audiochannels>2</audiochannels>\n <audioquality>1</audioquality>\n</client>" >> ${JAMULUSINIFILE}
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else
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echo -e "<client>\n <name_base64>${NAME64}</name_base64>" > ${JAMULUSINIFILE}
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echo -e " <autojitbuf>1</autojitbuf>\n <jitbuf>3</jitbuf>\n <jitbufserver>3</jitbufserver>" >> ${JAMULUSINIFILE}
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echo -e " <audiochannels>0</audiochannels>\n <audioquality>0</audioquality>\n</client>" >> ${JAMULUSINIFILE}
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fi
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# taken from "Raspberry Pi and realtime, low-latency audio" homepage at wiki.linuxaudio.org
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#sudo service triggerhappy stop
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#sudo service dbus stop
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#sudo mount -o remount,size=128M /dev/shm
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# start Jack2 and Jamulus in headless mode
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export LD_LIBRARY_PATH="distributions/${OPUS}/.libs:distributions/jack2/build:distributions/jack2/build/common"
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if [ "$1" == "opt" ]; then
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distributions/jack2/build/jackd -R -T --silent -P70 -p16 -t2000 -d alsa -dhw:${ADEVICE} -p 256 -n 3 -r 48000 -s &
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./Jamulus -n -i ${JAMULUSINIFILE} -j -c jamulus.fischvolk.de &>/dev/null &
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sleep 1
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./distributions/fluidsynth/build/src/fluidsynth -o synth.polyphony=25 -s -i -a jack -g 0.4 distributions/fluidsynth/build/claudio_piano.sf2 &>/dev/null &
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sleep 3
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./distributions/jack2/build/example-clients/jack_connect "Jamulus:output left" system:playback_1
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./distributions/jack2/build/example-clients/jack_connect "Jamulus:output right" system:playback_2
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./distributions/jack2/build/example-clients/jack_connect fluidsynth:left "Jamulus:input left"
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./distributions/jack2/build/example-clients/jack_connect fluidsynth:right "Jamulus:input right"
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aconnect 'USB-MIDI' 128
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# if hyperion is installed, set red color
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if [ ! -z "$(command -v hyperion-remote)" ]; then
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hyperion-remote -c red
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fi
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# watchdog: if MIDI device is turned off, shutdown Jamulus
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while [ ! -z "$(amidi -l|grep "USB-MIDI")" ]; do
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sleep 1
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done
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killall Jamulus
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killall fluidsynth
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echo "Cleaned up jackd, Jamulus and fluidsynth"
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# if hyperion is installed, reset color
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if [ ! -z "$(command -v hyperion-remote)" ]; then
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hyperion-remote --color black
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hyperion-remote --clearall
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fi
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elif [ "$1" == "synth" ]; then
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distributions/jack2/build/jackd -R -T --silent -P70 -p16 -t2000 -d alsa -dhw:${ADEVICE} -p 256 -n 3 -r 48000 -s &
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./distributions/fluidsynth/build/src/fluidsynth -o synth.polyphony=25 -s -i -a jack -g 0.4 distributions/fluidsynth/build/claudio_piano.sf2 &>/dev/null &
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sleep 3
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./distributions/jack2/build/example-clients/jack_connect fluidsynth:left system:playback_1
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./distributions/jack2/build/example-clients/jack_connect fluidsynth:right system:playback_2
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aconnect 'USB-MIDI' 128
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# watchdog: if MIDI device is turned off, shutdown fluidsynth
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while [ ! -z "$(amidi -l|grep "USB-MIDI")" ]; do
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sleep 1
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done
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killall fluidsynth
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echo "Cleaned up jackd and fluidsynth"
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else
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distributions/jack2/build/jackd -R -T --silent -P70 -p16 -t2000 -d alsa -dhw:${ADEVICE} -p 128 -n 3 -r 48000 -s &
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./Jamulus -n -i ${JAMULUSINIFILE} -c jamulus.fischvolk.de &
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echo "###---------- PRESS ANY KEY TO TERMINATE THE JAMULUS SESSION ---------###"
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read -n 1 -s -r -p ""
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killall Jamulus
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fi
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