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#!/bin/bash
#####################################################################
# #
# Generates a nodejs native addon from a Faust object #
# (c) Romain Michon CCRMA and Grame, 2017 #
# #
#####################################################################
. faustpath
. faustoptflags
. usage.sh
# exit if a command fails
set -e
# global option variables
NVOICES=""
MIDI=""
SOUNDFILE=""
OSC=""
EFFECT=""
DRIVER=""
ELECTRON_VERSION=""
SOURCE="0"
LOG="/dev/null"
# compilation flags for the different targets
OSC_CFLAGS=""
OSC_LIBFLAGS=""
JACK_LIBRARIES_FLAGS="\`pkg-config --cflags --libs jack sndfile\`"
ALSA_LIBRARIES_FLAGS="\`pkg-config --cflags --libs alsa\` -pthread"
COREAUDIO_LIBRARIES_FLAGS="\`pkg-config --cflags --static --libs sndfile\` -framework CoreAudio -framework AudioUnit -framework CoreServices -framework CoreMIDI -framework CoreFoundation"
# TODO: missing rtaudio, portaudio, etc.
# useful variables
PLATFORM=$(uname)
echoHelp ()
{
usage faust2nodejs "[driver] [Faust options] <file.dsp>"
echo "Generate Faust-based nodejs native addons. The generated addons can embed most of the audio engines supported by Faust: ALSA, JACK, CoreAudio, RtAudio, PortAudio, etc. Since faust2nodejs essentially acts as a wrapper to faust2api, it offers the same features than this system (MIDI and OSC support, polyphony, separate effect file, etc.)."
echo
echo "The following drivers are available: -coreaudio // -alsa // -jack // -portaudio // -rtaudio // -dummy. For example, to create a native nodejs addon with a JACK audio engine, run: faust2nodjs -jack faustFile.dsp"
echo
echo "The following options are inherited directly from faust2api and can be used with faust2nodejs:"
option
options -osc -midi -soundfile
option "-nvoices <num>"
option "-effect <effect.dsp>"
option -source "generates the source of the addon without compiling it"
option "-electronv <VERSION>" "allows you to specify the current version of electron if generating an addon for this framework"
option -debug "prints compilation output"
option "Faust options"
exit
}
if [ "$#" -eq 0 ]; then
echo 'Please, provide a Faust file to process !'
echo ''
echoHelp
fi
# dispatch command arguments
while [ $1 ]
do
p=$1
if [ $p = "-help" ] || [ $p = "-h" ]; then
echoHelp
elif [[ -f "$p" ]]; then
FILE="$p"
elif [ $p = "-coreaudio" ] || [ $p = "-alsa" ] || [ $p = "-jack" ] || [ $p = "-portaudio" ] || [ $p = "-rtaudio" ] || [ $p = "-dummy" ] ; then
DRIVER=$p
elif [ "$p" = "-effect" ]; then
shift
EFFECT="-effect "$1
elif [ "$p" = "-midi" ]; then
MIDI="-midi"
elif [ "$p" = "-soundfile" ]; then
SOUNDFILE="-soundfile"
elif [ "$p" = "-osc" ]; then
OSC="-osc"
OSC_CFLAGS="-DOSCCTR"
OSC_LIBFLAGS="-lOSCFaust -pthread"
elif [ "$p" = "-debug" ]; then
LOG="/dev/stdout"
elif [ "$p" = "-source" ]; then
SOURCE="1"
elif [ $p = "-nvoices" ]; then
shift
NVOICES="-nvoices "$1
elif [ $p = "-electronv" ]; then
shift
ELECTRON_VERSION="--target="$1" --dist-url=https://atom.io/download/electron"
elif [ ${p:0:1} = "-" ]; then
OPTIONS="$OPTIONS $p"
elif [[ -f "$p" ]] && [ ${p: -4} == ".dsp" ]; then
FILES="$FILES $p"
else
OPTIONS="$OPTIONS $p"
fi
shift
done
NODE_NAME="${FILE%.dsp}"
NODE_FOLDER=$NODE_NAME"-faustnode"
# Creating project folder
mkdir $NODE_FOLDER
# Generating DSP engine
cd $NODE_FOLDER
faust2api $DRIVER -nodoc -nozip $MIDI $SOUNDFILE $OSC $NVOICES $EFFECT $OPTIONS "../"$FILE &> $LOG || exit 1
# Copying template files
cp "$FAUSTARCH/nodejs/binding.gyp" .
cp "$FAUSTARCH/nodejs/DspFaustNode.cpp" .
cp "$FAUSTARCH/nodejs/DspFaustNode.h" .
cp "$FAUSTARCH/nodejs/faust.cpp" .
cp "$FAUSTARCH/nodejs/README.md" .
# Customizing configuration file
# TODO: for now only ported compilation flags for alsa and JACK: missing
# portaudio, rtaudio, and coreaudio
if [ "$DRIVER" = "-jack" ]; then
if [ $PLATFORM = "Darwin" ]; then
sed -i "" "s/__CFLAGS__/$MYGCCFLAGS $FAUSTTOOLSFLAGS $OMP $OSC_CFLAGS/g" binding.gyp
sed -i "" "s/__LIBFLAGS__/$JACK_LIBRARIES_FLAGS $OSC_LIBFLAGS/g" binding.gyp
else
sed -i "s/__CFLAGS__/$MYGCCFLAGS $FAUSTTOOLSFLAGS $OMP $OSC_CFLAGS/g" binding.gyp
sed -i "s/__LIBFLAGS__/$JACK_LIBRARIES_FLAGS $OSC_LIBFLAGS/g" binding.gyp
fi
elif [ "$DRIVER" = "-alsa" ]; then
sed -i "s/__CFLAGS__/$MYGCCFLAGS $FAUSTTOOLSFLAGS $OMP $OSC_CFLAGS/g" binding.gyp
sed -i "s/__LIBFLAGS__/$JACK_LIBRARIES_FLAGS $OSC_LIBFLAGS/g" binding.gyp
elif [ "$DRIVER" = "-coreaudio" ]; then
sed -i "" "s/__CFLAGS__/$MYGCCFLAGS $FAUSTTOOLSFLAGS $OMP $OSC_CFLAGS/g" binding.gyp
sed -i "" "s/__LIBFLAGS__/$COREAUDIO_LIBRARIES_FLAGS $OSC_LIBFLAGS/g" binding.gyp
fi
node-gyp $ELECTRON_VERSION configure &> $LOG || exit 1
if [ $SOURCE = "0" ]; then
cd build
make &> $LOG || exit 1
cd ../..
cp $NODE_FOLDER/build/Release/faust.node $NODE_NAME.node
rm -rf $NODE_FOLDER
echo "A native nodejs node \"$NODE_NAME.node\" was generated in the current folder."
else
echo "A $NODE_FOLDER folder containing the source of the native Faust node was generated in the current folder. Please refer to the README in it for compilation instructions."
fi
|
