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dexed/bin/dx7sysex2lv2

162 lines
5.3 KiB

#!/usr/bin/perl
#
# dx7sysex2lv2 - SysEx patchset to LV2 converter for
# Dexed.lv2 - LV2 plugin
#
# (c) by H. Wirtz <dcoredump@googlemail.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#
# Hints:
# https://github.com/rogerallen/dxsyx/blob/master/dx7-sysex-format.txt
#
# $ hexdump -v -s6 -e '/1 "%_ad# "' -e '/1 "%02X hex"' -e '/1 " | %03i dec"' -e '/1 " | %03o oct"' -e '/1 " | _%c\_\n"' rom1A.syx |less
#
$DXSYX="/usr/local/bin/dxsyx";
$LV2_BUNDLE_NAME="dexed.lv2";
$LV2_URI="https://github.com/dcoredump/".$LV2_BUNDLE_NAME;
$LV2_INSTALL_PATH=$ENV{'HOME'}."/.lv2";
$SYSEX=$ARGV[0];
$BANK=$SYSEX;
$BANK=~s{.*/}{}; # removes path
$BANK=~s{\.[^.]+$}{}; # removes extension
$_LV2_BUNDLE_NAME="dexed_lv2";
open(SYSEX,"$DXSYX -y $SYSEX |") || die ("Cannot open \'$DXSYX -y $SYSEX\': $!");
while($s=<SYSEX>)
{
chop($s);
next if($s=~/^\s*$/);
next if($s=~/^\s*---\s*$/);
next if($s=~/^\s*filename/);
if($s=~/^\s+voice_name:\s+(.+)\s*/)
{
my($voice)=$1;
$voice=~s/\s+$//; # right trim
my($voice_name)=$voice;
$voice=~tr/ /_/;
$voice=~tr/-/_/;
if($deeaxe_voice)
{
print $deeaxe_voice " ] .\n";
close($deeaxe_voice);
}
my($path)=$LV2_INSTALL_PATH."/".$_LV2_BUNDLE_NAME."-".$BANK."_".$voice.".lv2";
print "Writing ".$path."/".$BANK."_".$voice.".ttl\n";
if(!-d $path)
{
mkdir($path) || die("Cannot create dir \'$path\':$!\n");
}
write_manifest($path,$voice);
open($deeaxe_voice,">".$path."/".$BANK."_".$voice.".ttl") || die ("Cannot open \'".$path."/".$BANK."_".$voice.".ttl\': $!");
write_preset_header($voice,$voice_name);
next;
}
else
{
print $deeaxe_voice " ] , [\n";
}
if($s=~/^\s+(.+):\s*(\d+)/)
{
print_lv2_port($1,$2);
}
}
if($deeaxe_voice)
{
print $deeaxe_voice " ] .\n";
close($deeaxe_voice);
}
close(SYSEX);
sub write_preset_header
{
($voice,$voice_name)=@_;
print $deeaxe_voice "\@prefix atom: <http://lv2plug.in/ns/ext/atom#> .\n";
print $deeaxe_voice "\@prefix lv2: <http://lv2plug.in/ns/lv2core#> .\n";
print $deeaxe_voice "\@prefix pset: <http://lv2plug.in/ns/ext/presets#> .\n";
print $deeaxe_voice "\@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .\n";
print $deeaxe_voice "\@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .\n";
print $deeaxe_voice "\@prefix state: <http://lv2plug.in/ns/ext/state#> .\n";
print $deeaxe_voice "\@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .\n";
print $deeaxe_voice "\n";
#print $deeaxe_voice "<".$LV2_URI."#".$BANK."_".$voice.">\n";
print $deeaxe_voice "<>\n";
print $deeaxe_voice " a pset:Preset ;\n";
print $deeaxe_voice " lv2:appliesTo <".$LV2_URI."> ;\n";
print $deeaxe_voice " rdfs:label \"".$voice_name."\" ;\n";
print $deeaxe_voice " lv2:port [\n";
print_lv2_port("cutoff","1.0");
print $deeaxe_voice " ] , [\n";
print_lv2_port("resonance","0.0");
print $deeaxe_voice " ] , [\n";
print_lv2_port("output","1.0");
print $deeaxe_voice " ] , [\n";
print_lv2_port("engine","2");
print $deeaxe_voice " ] , [\n";
print_lv2_port("unisono","0");
}
sub write_manifest
{
($path,$voice)=@_;
open(MANIFEST,">$path/manifest.ttl")||die("Cannot open \'$path/manifest.ttl\': $!\n");
print MANIFEST "\@prefix atom: <http://lv2plug.in/ns/ext/atom#> .\n";
print MANIFEST "\@prefix lv2: <http://lv2plug.in/ns/lv2core#> .\n";
print MANIFEST "\@prefix pset: <http://lv2plug.in/ns/ext/presets#> .\n";
print MANIFEST "\@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .\n";
print MANIFEST "\@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .\n";
print MANIFEST "\@prefix state: <http://lv2plug.in/ns/ext/state#> .\n";
print MANIFEST "\@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .\n";
print MANIFEST "\n";
#print MANIFEST "<".$LV2_URI."#".$BANK."_".$voice.">\n";
print MANIFEST "<".$BANK."_".$voice.".ttl>\n";
print MANIFEST " lv2:appliesTo <".$LV2_URI."> ;\n";
#print MANIFEST " a pset:Bank $BANK ;\n";
print MANIFEST " a pset:Preset ;\n";
print MANIFEST " rdfs:seeAlso <".$BANK."_".$voice.".ttl> .\n";
close(MANIFEST);
}
sub print_lv2_port
{
($port_name,$port_val)=@_;
# Specials
if($port_name eq "algorithm_num")
{
$port_val+=1;
}
if($port_name=~/op\d_osc_detune/)
{
$port_val-=7;
}
print $deeaxe_voice " lv2:symbol \"".$port_name."\" ;\n";
$port_val.=".0" if($port_val!~/\./);
print $deeaxe_voice " pset:value ".$port_val."\n";
}