#!/usr/bin/env python3 # -*- coding: utf-8 -*- # Script to start carla plugin bridges # Copyright (C) 2015 Filipe Coelho # # 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 2 of # the License, or 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. # # For a full copy of the GNU General Public License see the doc/GPL.txt file. # -------------------------------------------------------------------------------------------------------- # Imports import os import sys # -------------------------------------------------------------------------------------------------------- # Setup INSTALL_PREFIX = "X-PREFIX-X" CARLA_LIBDIR = os.path.join(INSTALL_PREFIX, "lib", "carla") CARLA_RESDIR = os.path.join(INSTALL_PREFIX, "share", "carla", "resources") # -------------------------------------------------------------------------------------------------------- # Check for enough arguments usageMsg = """\ usage: %s [arch (optional)] [format] [filename/uri] [label (optional)] [uniqueId (optional)] Possible archs: - native (default) - linux32 - linux64 - win32 - win64 Possible formats: - internal - ladspa - dssi - lv2 - vst|vst2 - gig - sf2 - sfz Examples: $ %s internal midisplit $ %s dssi /usr/lib/dssi/whysynth.so $ %s lv2 http://calf.sourceforge.net/plugins/Compressor $ %s native vst /usr/lib/vst/TAL-NoiseMaker.so $ %s win32 vst \"~/.wine/drive_c/Program Files (x86)/VstPlugins/Kontakt 5.dll\" Format can be skipped for internal and lv2 plugins (auto-detected), like this: $ %s midipattern $ %s http://synthv1.sourceforge.net/lv2""" % ((sys.argv[0],)*8) def printUsageAndQuit(): print(usageMsg) sys.exit(0) if len(sys.argv) < 2: printUsageAndQuit() # -------------------------------------------------------------------------------------------------------- # Initialize variables to null ARCH = "native" FORMAT = "none" FILENAME = "" LABEL = "" UNIQUEID = 0 # -------------------------------------------------------------------------------------------------------- # Set arch arg = 1 if sys.argv[arg] in ("native", "posix32", "posix64", "linux32", "linux64", "mac32", "mac64", "win32", "win64"): ARCH = sys.argv[arg].replace("linux", "posix").replace("mac", "posix") arg += 1 if len(sys.argv) == arg: printUsageAndQuit() # -------------------------------------------------------------------------------------------------------- # Set format if sys.argv[arg] in ("internal", "ladspa", "dssi", "lv2", "vst", "vst2", "gig", "sf2", "sfz"): FORMAT = sys.argv[arg] arg += 1 if FORMAT == "vst": FORMAT = "vst2" elif len(sys.argv) == arg+1: FORMAT = "lv2" if ":" in sys.argv[arg] else "internal" else: print("Invalid format") sys.exit(1) if len(sys.argv) == arg: printUsageAndQuit() # -------------------------------------------------------------------------------------------------------- # Set filename/uri if FORMAT in ("internal", "lv2"): LABEL = sys.argv[arg] arg += 1 else: FILENAME = os.path.expanduser(sys.argv[arg]) arg += 1 # -------------------------------------------------------------------------------------------------------- # Set label (optional) if len(sys.argv) > arg: if FORMAT == "internal": print("label/uri already set, ignoring 2nd label") elif FORMAT == "lv2": newpwd = sys.argv[arg] if os.path.exists(newpwd): print("using path hack for lv2 plugin") os.chdir(newpwd) else: LABEL = sys.argv[arg] arg += 1 # -------------------------------------------------------------------------------------------------------- # Set uniqueId (optional) if len(sys.argv) > arg: if FORMAT in ("internal", "dssi", "lv2", "au", "gig", "sf2", "sfz"): print("uniqueId is not used in this format, ignored") else: try: UNIQUEID = int(sys.argv[arg]) except: print("uniqueId must be a number") sys.exit(1) arg += 1 # -------------------------------------------------------------------------------------------------------- # Others? if len(sys.argv) > arg: print("Got too many arguments, ignoring past uniqueId") # -------------------------------------------------------------------------------------------------------- # Set bridge binary BRIDGE = os.path.join(CARLA_LIBDIR, "carla-bridge-" + ARCH) if ARCH in ("win32", "win64"): BRIDGE = BRIDGE + ".exe" # -------------------------------------------------------------------------------------------------------- # Check for existing carla folder if not os.path.exists(CARLA_LIBDIR): print("Carla library folder does not exist, is Carla installed?") sys.exit(2) if not os.path.exists(CARLA_RESDIR): print("Carla resource folder does not exist, is Carla installed?") sys.exit(2) # -------------------------------------------------------------------------------------------------------- # Check for existing arch binary if not os.path.exists(BRIDGE): print("Carla plugin bridge for the requested arch (%s) does not exist" % (ARCH,)) sys.exit(2) # -------------------------------------------------------------------------------------------------------- # Final checks if ARCH not in ("native", "posix32", "posix64", "win32", "win64"): print("Invalid arch") sys.exit(1) if FORMAT not in ("internal", "ladspa", "dssi", "lv2", "vst2", "gig", "sf2", "sfz"): print("Invalid format") sys.exit(1) if FILENAME and not os.path.exists(FILENAME): print("Requested filename does not exist") sys.exit(1) # -------------------------------------------------------------------------------------------------------- # Setup environment #os.environ["ENGINE_OPTION_UIS_ALWAYS_ON_TOP"] = "false" #os.environ["ENGINE_OPTION_MAX_PARAMETERS"] = "200" #os.environ["ENGINE_OPTION_UI_BRIDGES_TIMEOUT"] = "3000" LADSPA_PATH = os.getenv("LADSPA_PATH") DSSI_PATH = os.getenv("DSSI_PATH") LV2_PATH = os.getenv("LV2_PATH") VST2_PATH = os.getenv("VST_PATH") GIG_PATH = os.getenv("GIG_PATH") SF2_PATH = os.getenv("SF2_PATH") SFZ_PATH = os.getenv("SFZ_PATH") if LADSPA_PATH is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_LADSPA"] = LADSPA_PATH if DSSI_PATH is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_DSSI"] = DSSI_PATH if LV2_PATH is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_LV2"] = LV2_PATH if VST2_PATH is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_VST2"] = VST2_PATH if GIG_PATH is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_GIG"] = GIG_PATH if SF2_PATH is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_SF2"] = SF2_PATH if SFZ_PATH is not None: os.environ["ENGINE_OPTION_PLUGIN_PATH_SFZ"] = SFZ_PATH os.environ["ENGINE_OPTION_PATH_BINARIES"] = CARLA_LIBDIR os.environ["ENGINE_OPTION_PATH_RESOURCES"] = CARLA_RESDIR # -------------------------------------------------------------------------------------------------------- CARLA_CLIENT_NAME = os.getenv("CARLA_CLIENT_NAME") LADISH_APP_NAME = os.getenv("LADISH_APP_NAME") if CARLA_CLIENT_NAME is not None: os.environ["CARLA_CLIENT_NAME"] = CARLA_CLIENT_NAME elif CARLA_CLIENT_NAME is not None: os.environ["CARLA_CLIENT_NAME"] = LADISH_APP_NAME else: os.environ["CARLA_CLIENT_NAME"] = "(none)" # -------------------------------------------------------------------------------------------------------- # Exec command = [] if ARCH == "win32": command.append("wine") elif ARCH == "win64": command.append("wine64") command.append(BRIDGE) command.append(FORMAT) command.append(FILENAME or "(none)") command.append(LABEL or "(none)") command.append(str(UNIQUEID)) print(command) os.execvp(command[0], command) # --------------------------------------------------------------------------------------------------------