/* * Carla Engine OSC * Copyright (C) 2012-2013 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 GPL.txt file */ #include "CarlaEngineOsc.hpp" #include "CarlaEngine.hpp" #include "CarlaPlugin.hpp" #include "CarlaMIDI.h" #ifndef BUILD_BRIDGE # include "CarlaBridgeUtils.hpp" #endif CARLA_BACKEND_START_NAMESPACE #ifndef BUILD_BRIDGE // ------------------------------------------------------------------- // Bridge Helper, defined in plugin/CarlaBlugin.cpp extern int CarlaPluginSetOscBridgeInfo(CarlaPlugin* const plugin, const PluginBridgeInfoType type, const int argc, const lo_arg* const* const argv, const char* const types); #endif // ----------------------------------------------------------------------- CarlaEngineOsc::CarlaEngineOsc(CarlaEngine* const engine) : kEngine(engine), fServerTCP(nullptr), fServerUDP(nullptr) { carla_debug("CarlaEngineOsc::CarlaEngineOsc(%p)", engine); CARLA_ASSERT(engine != nullptr); } CarlaEngineOsc::~CarlaEngineOsc() { carla_debug("CarlaEngineOsc::~CarlaEngineOsc()"); CARLA_ASSERT(fName.isEmpty()); CARLA_ASSERT(fServerPathTCP.isEmpty()); CARLA_ASSERT(fServerPathUDP.isEmpty()); CARLA_ASSERT(fServerTCP == nullptr); CARLA_ASSERT(fServerUDP == nullptr); } // ----------------------------------------------------------------------- void CarlaEngineOsc::init(const char* const name) { carla_debug("CarlaEngineOsc::init(\"%s\")", name); CARLA_ASSERT(fName.isEmpty()); CARLA_ASSERT(fServerPathTCP.isEmpty()); CARLA_ASSERT(fServerPathUDP.isEmpty()); CARLA_ASSERT(fServerTCP == nullptr); CARLA_ASSERT(fServerUDP == nullptr); CARLA_ASSERT(name != nullptr); fName = name; fName.toBasic(); fServerTCP = lo_server_new_with_proto(nullptr, LO_TCP, osc_error_handler_TCP); if (fServerTCP != nullptr) { if (char* const tmpServerPathTCP = lo_server_get_url(fServerTCP)) { fServerPathTCP = tmpServerPathTCP; fServerPathTCP += fName; std::free(tmpServerPathTCP); } lo_server_add_method(fServerTCP, nullptr, nullptr, osc_message_handler_TCP, this); } fServerUDP = lo_server_new_with_proto(nullptr, LO_UDP, osc_error_handler_UDP); if (fServerUDP != nullptr) { if (char* const tmpServerPathUDP = lo_server_get_url(fServerUDP)) { fServerPathUDP = tmpServerPathUDP; fServerPathUDP += fName; std::free(tmpServerPathUDP); } lo_server_add_method(fServerUDP, nullptr, nullptr, osc_message_handler_UDP, this); } CARLA_ASSERT(fName.isNotEmpty()); CARLA_ASSERT(fServerPathTCP.isNotEmpty()); CARLA_ASSERT(fServerPathUDP.isNotEmpty()); CARLA_ASSERT(fServerTCP != nullptr); CARLA_ASSERT(fServerUDP != nullptr); } void CarlaEngineOsc::idle() { if (fServerTCP != nullptr) { while (lo_server_recv_noblock(fServerTCP, 0) != 0) {} } if (fServerUDP != nullptr) { while (lo_server_recv_noblock(fServerUDP, 0) != 0) {} } } void CarlaEngineOsc::close() { carla_debug("CarlaEngineOsc::close()"); CARLA_ASSERT(fName.isNotEmpty()); CARLA_ASSERT(fServerPathTCP.isNotEmpty()); CARLA_ASSERT(fServerPathUDP.isNotEmpty()); CARLA_ASSERT(fServerTCP != nullptr); CARLA_ASSERT(fServerUDP != nullptr); fName.clear(); if (fServerTCP != nullptr) { lo_server_del_method(fServerTCP, nullptr, nullptr); lo_server_free(fServerTCP); fServerTCP = nullptr; } if (fServerUDP != nullptr) { lo_server_del_method(fServerUDP, nullptr, nullptr); lo_server_free(fServerUDP); fServerUDP = nullptr; } fServerPathTCP.clear(); fServerPathUDP.clear(); #ifndef BUILD_BRIDGE fControlData.free(); #endif CARLA_ASSERT(fName.isEmpty()); CARLA_ASSERT(fServerPathTCP.isEmpty()); CARLA_ASSERT(fServerPathUDP.isEmpty()); CARLA_ASSERT(fServerTCP == nullptr); CARLA_ASSERT(fServerUDP == nullptr); } // ----------------------------------------------------------------------- bool isDigit(const char c) { return (c >= '0' && c <= '9'); } int CarlaEngineOsc::handleMessage(const bool isTCP, const char* const path, const int argc, const lo_arg* const* const argv, const char* const types, const lo_message msg) { carla_debug("CarlaEngineOsc::handleMessage(%s, \"%s\", %i, %p, \"%s\", %p)", bool2str(isTCP), path, argc, argv, types, msg); CARLA_ASSERT(fName.isNotEmpty()); CARLA_ASSERT(fServerPathTCP.isNotEmpty()); CARLA_ASSERT(fServerPathUDP.isNotEmpty()); CARLA_ASSERT(fServerTCP != nullptr); CARLA_ASSERT(fServerUDP != nullptr); CARLA_ASSERT(path != nullptr); if (path == nullptr) { carla_stderr("CarlaEngineOsc::handleMessage() - got invalid path"); return 1; } if (fName.isEmpty()) { carla_stderr("CarlaEngineOsc::handleMessage(%s, \"%s\", ...) - received message but client is offline", bool2str(isTCP), path); return 1; } #ifndef BUILD_BRIDGE // Initial path check if (std::strcmp(path, "/register") == 0) { const lo_address source = lo_message_get_source(msg); return handleMsgRegister(isTCP, argc, argv, types, source); } if (std::strcmp(path, "/unregister") == 0) { return handleMsgUnregister(); } #endif const size_t nameSize = fName.length(); // Check if message is for this client if (std::strlen(path) <= nameSize || std::strncmp(path+1, (const char*)fName, nameSize) != 0) { carla_stderr("CarlaEngineOsc::handleMessage() - message not for this client -> '%s' != '/%s/'", path, (const char*)fName); return 1; } // Get plugin id from message // eg, /carla/23/method unsigned int pluginId = 0; size_t offset; if (isDigit(path[nameSize+2])) { if (isDigit(path[nameSize+3])) { if (isDigit(path[nameSize+5])) { carla_stderr2("CarlaEngineOsc::handleMessage() - invalid plugin id, over 999? (value: \"%s\")", path+nameSize); return 1; } else if (isDigit(path[nameSize+4])) { // 3 digits, /xyz/method offset = 6; pluginId += (path[nameSize+2]-'0')*100; pluginId += (path[nameSize+3]-'0')*10; pluginId += (path[nameSize+4]-'0'); } else { // 2 digits, /xy/method offset = 5; pluginId += (path[nameSize+2]-'0')*10; pluginId += (path[nameSize+3]-'0'); } } else { // single digit, /x/method offset = 4; pluginId += path[nameSize+2]-'0'; } } else { carla_stderr("CarlaEngineOsc::handleMessage() - invalid message '%s'", path); return 1; } if (pluginId > kEngine->currentPluginCount()) { carla_stderr("CarlaEngineOsc::handleMessage() - failed to get plugin, wrong id '%i'", pluginId); return 1; } // Get plugin CarlaPlugin* const plugin = kEngine->getPluginUnchecked(pluginId); if (plugin == nullptr || plugin->id() != pluginId) { carla_stderr("CarlaEngineOsc::handleMessage() - invalid plugin id '%i', probably has been removed", pluginId); return 1; } // Get method from path, "/Carla/i/method" -> "method" char method[32] = { 0 }; std::strncpy(method, path + (nameSize + offset), 31); if (method[0] == '\0') { carla_stderr("CarlaEngineOsc::handleMessage(%s, \"%s\", ...) - received message without method", bool2str(isTCP), path); return 1; } // Common OSC methods (DSSI and bridge UIs) if (std::strcmp(method, "update") == 0) { const lo_address source = lo_message_get_source(msg); return handleMsgUpdate(plugin, argc, argv, types, source); } if (std::strcmp(method, "configure") == 0) return handleMsgConfigure(plugin, argc, argv, types); if (std::strcmp(method, "control") == 0) return handleMsgControl(plugin, argc, argv, types); if (std::strcmp(method, "program") == 0) return handleMsgProgram(plugin, argc, argv, types); if (std::strcmp(method, "midi") == 0) return handleMsgMidi(plugin, argc, argv, types); if (std::strcmp(method, "exiting") == 0) return handleMsgExiting(plugin); #ifndef BUILD_BRIDGE // Internal methods if (std::strcmp(method, "set_active") == 0) return handleMsgSetActive(plugin, argc, argv, types); if (std::strcmp(method, "set_drywet") == 0) return handleMsgSetDryWet(plugin, argc, argv, types); if (std::strcmp(method, "set_volume") == 0) return handleMsgSetVolume(plugin, argc, argv, types); if (std::strcmp(method, "set_balance_left") == 0) return handleMsgSetBalanceLeft(plugin, argc, argv, types); if (std::strcmp(method, "set_balance_right") == 0) return handleMsgSetBalanceRight(plugin, argc, argv, types); if (std::strcmp(method, "set_panning") == 0) return handleMsgSetPanning(plugin, argc, argv, types); if (std::strcmp(method, "set_parameter_value") == 0) return handleMsgSetParameterValue(plugin, argc, argv, types); if (std::strcmp(method, "set_parameter_midi_cc") == 0) return handleMsgSetParameterMidiCC(plugin, argc, argv, types); if (std::strcmp(method, "set_parameter_midi_channel") == 0) return handleMsgSetParameterMidiChannel(plugin, argc, argv, types); if (std::strcmp(method, "set_program") == 0) return handleMsgSetProgram(plugin, argc, argv, types); if (std::strcmp(method, "set_midi_program") == 0) return handleMsgSetMidiProgram(plugin, argc, argv, types); if (std::strcmp(method, "note_on") == 0) return handleMsgNoteOn(plugin, argc, argv, types); if (std::strcmp(method, "note_off") == 0) return handleMsgNoteOff(plugin, argc, argv, types); // Plugin Bridges if ((plugin->hints() & PLUGIN_IS_BRIDGE) > 0 && std::strlen(method) > 11 && std::strncmp(method, "bridge_", 7) == 0) { if (std::strcmp(method+7, "audio_count") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeAudioCount, argc, argv, types); if (std::strcmp(method+7, "midi_count") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeMidiCount, argc, argv, types); if (std::strcmp(method+7, "parameter_count") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeParameterCount, argc, argv, types); if (std::strcmp(method+7, "program_count") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeProgramCount, argc, argv, types); if (std::strcmp(method+7, "midi_program_count") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeMidiProgramCount, argc, argv, types); if (std::strcmp(method+7, "plugin_info") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgePluginInfo, argc, argv, types); if (std::strcmp(method+7, "parameter_info") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeParameterInfo, argc, argv, types); if (std::strcmp(method+7, "parameter_data") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeParameterData, argc, argv, types); if (std::strcmp(method+7, "parameter_ranges") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeParameterRanges, argc, argv, types); if (std::strcmp(method+7, "program_info") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeProgramInfo, argc, argv, types); if (std::strcmp(method+7, "midi_program_info") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeMidiProgramInfo, argc, argv, types); if (std::strcmp(method+7, "configure") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeConfigure, argc, argv, types); if (std::strcmp(method+7, "set_parameter_value") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeSetParameterValue, argc, argv, types); if (std::strcmp(method+7, "set_default_value") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeSetDefaultValue, argc, argv, types); if (std::strcmp(method+7, "set_program") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeSetProgram, argc, argv, types); if (std::strcmp(method+7, "set_midi_program") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeSetMidiProgram, argc, argv, types); if (std::strcmp(method+7, "set_custom_data") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeSetCustomData, argc, argv, types); if (std::strcmp(method+7, "set_chunk_data") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeSetChunkData, argc, argv, types); if (std::strcmp(method+7, "update") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeUpdateNow, argc, argv, types); if (std::strcmp(method+7, "error") == 0) return CarlaPluginSetOscBridgeInfo(plugin, kPluginBridgeError, argc, argv, types); } #endif // Plugin-specific methods, FIXME #if 0 //def WANT_LV2 if (std::strcmp(method, "lv2_atom_transfer") == 0) return handleMsgLv2AtomTransfer(plugin, argc, argv, types); if (std::strcmp(method, "lv2_event_transfer") == 0) return handleMsgLv2EventTransfer(plugin, argc, argv, types); #endif carla_stderr("CarlaEngineOsc::handleMessage() - unsupported OSC method '%s'", method); return 1; } // ----------------------------------------------------------------------- #ifndef BUILD_BRIDGE int CarlaEngineOsc::handleMsgRegister(const bool isTCP, const int argc, const lo_arg* const* const argv, const char* const types, const lo_address source) { carla_debug("CarlaEngineOsc::handleMsgRegister()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "s"); if (fControlData.path != nullptr) { carla_stderr("CarlaEngineOsc::handleMsgRegister() - OSC backend already registered to %s", fControlData.path); return 1; } const char* const url = &argv[0]->s; carla_debug("CarlaEngineOsc::handleMsgRegister() - OSC backend registered to %s", url); { const char* host = lo_address_get_hostname(source); const char* port = lo_address_get_port(source); fControlData.source = lo_address_new_with_proto(isTCP ? LO_TCP : LO_UDP, host, port); } { char* host = lo_url_get_hostname(url); char* port = lo_url_get_port(url); fControlData.path = carla_strdup_free(lo_url_get_path(url)); fControlData.target = lo_address_new_with_proto(isTCP ? LO_TCP : LO_UDP, host, port); std::free(host); std::free(port); } for (unsigned short i=0; i < kEngine->currentPluginCount(); i++) { CarlaPlugin* const plugin = kEngine->getPluginUnchecked(i); if (plugin && plugin->enabled()) plugin->registerToOscClient(); } return 0; } int CarlaEngineOsc::handleMsgUnregister() { carla_debug("CarlaEngineOsc::handleMsgUnregister()"); if (fControlData.path == nullptr) { carla_stderr("CarlaEngineOsc::handleMsgUnregister() - OSC backend is not registered yet"); return 1; } fControlData.free(); return 0; } #endif // ----------------------------------------------------------------------- int CarlaEngineOsc::handleMsgUpdate(CARLA_ENGINE_OSC_HANDLE_ARGS2, const lo_address source) { carla_debug("CarlaEngineOsc::handleMsgUpdate()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "s"); const char* const url = (const char*)&argv[0]->s; plugin->updateOscData(source, url); return 0; } int CarlaEngineOsc::handleMsgConfigure(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgConfigure()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(2, "ss"); const char* const key = (const char*)&argv[0]->s; const char* const value = (const char*)&argv[1]->s; plugin->setCustomData(CUSTOM_DATA_STRING, key, value, false); return 0; } int CarlaEngineOsc::handleMsgControl(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgControl()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(2, "if"); const int32_t rindex = argv[0]->i; const float value = argv[1]->f; plugin->setParameterValueByRIndex(rindex, value, false, true, true); return 0; } int CarlaEngineOsc::handleMsgProgram(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgProgram()"); if (argc == 2) { CARLA_ENGINE_OSC_CHECK_OSC_TYPES(2, "ii"); const int32_t bank = argv[0]->i; const int32_t program = argv[1]->i; CARLA_SAFE_ASSERT_INT(bank >= 0, bank); CARLA_SAFE_ASSERT_INT(program >= 0, program); if (bank < 0) return 1; if (program < 0) return 1; plugin->setMidiProgramById(static_cast(bank), static_cast(program), false, true, true); return 0; } else { CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "i"); const int32_t program = argv[0]->i; CARLA_SAFE_ASSERT_INT(program >= 0, program); if (program < 0) return 1; if (program < static_cast(plugin->programCount())) { plugin->setProgram(program, false, true, true); return 0; } carla_stderr("CarlaEngineOsc::handleMsgProgram() - programId '%i' out of bounds", program); return 1; } } int CarlaEngineOsc::handleMsgMidi(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgMidi()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "m"); if (plugin->midiInCount() == 0) { carla_stderr("CarlaEngineOsc::handleMsgMidi() - recived midi when plugin has no midi inputs"); return 1; } const uint8_t* const data = argv[0]->m; uint8_t status = data[1]; uint8_t channel = status & 0x0F; // Fix bad note-off if (MIDI_IS_STATUS_NOTE_ON(status) && data[3] == 0) status -= 0x10; if (MIDI_IS_STATUS_NOTE_OFF(status)) { const uint8_t note = data[2]; CARLA_SAFE_ASSERT_INT(note < MAX_MIDI_NOTE, note); if (note >= MAX_MIDI_NOTE) return 1; plugin->sendMidiSingleNote(channel, note, 0, false, true, true); } else if (MIDI_IS_STATUS_NOTE_ON(status)) { const uint8_t note = data[2]; const uint8_t velo = data[3]; CARLA_SAFE_ASSERT_INT(note < MAX_MIDI_NOTE, note); CARLA_SAFE_ASSERT_INT(velo < MAX_MIDI_VALUE, velo); if (note >= MAX_MIDI_NOTE) return 1; if (velo >= MAX_MIDI_VALUE) return 1; plugin->sendMidiSingleNote(channel, note, velo, false, true, true); } return 0; } int CarlaEngineOsc::handleMsgExiting(CARLA_ENGINE_OSC_HANDLE_ARGS1) { carla_debug("CarlaEngineOsc::handleMsgExiting()"); // TODO - check for non-UIs (dssi-vst) and set to -1 instead kEngine->callback(CALLBACK_SHOW_GUI, plugin->id(), 0, 0, 0.0f, nullptr); plugin->freeOscData(); return 0; } // ----------------------------------------------------------------------- #ifndef BUILD_BRIDGE int CarlaEngineOsc::handleMsgSetActive(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgSetActive()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "i"); const bool active = (argv[0]->i != 0); plugin->setActive(active, false, true); return 0; } int CarlaEngineOsc::handleMsgSetDryWet(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgSetDryWet()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "f"); const float value = argv[0]->f; plugin->setDryWet(value, false, true); return 0; } int CarlaEngineOsc::handleMsgSetVolume(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgSetVolume()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "f"); const float value = argv[0]->f; plugin->setVolume(value, false, true); return 0; } int CarlaEngineOsc::handleMsgSetBalanceLeft(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgSetBalanceLeft()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "f"); const float value = argv[0]->f; plugin->setBalanceLeft(value, false, true); return 0; } int CarlaEngineOsc::handleMsgSetBalanceRight(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgSetBalanceRight()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "f"); const float value = argv[0]->f; plugin->setBalanceRight(value, false, true); return 0; } int CarlaEngineOsc::handleMsgSetPanning(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgSetPanning()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "f"); const float value = argv[0]->f; plugin->setPanning(value, false, true); return 0; } int CarlaEngineOsc::handleMsgSetParameterValue(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgSetParameterValue()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(2, "if"); const int32_t index = argv[0]->i; const float value = argv[1]->f; CARLA_SAFE_ASSERT_INT(index >= 0, index); if (index < 0) return 1; plugin->setParameterValue(static_cast(index), value, true, false, true); return 0; } int CarlaEngineOsc::handleMsgSetParameterMidiCC(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgSetParameterMidiCC()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(2, "ii"); const int32_t index = argv[0]->i; const int32_t cc = argv[1]->i; CARLA_SAFE_ASSERT_INT(index >= 0, index); CARLA_SAFE_ASSERT_INT(cc >= -1 && cc <= 0x5F, cc); if (index < 0) return 1; if (cc < -1 || cc > 0x5F) return 1; plugin->setParameterMidiCC(static_cast(index), static_cast(cc), false, true); return 0; } int CarlaEngineOsc::handleMsgSetParameterMidiChannel(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgSetParameterMidiChannel()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(2, "ii"); const int32_t index = argv[0]->i; const int32_t channel = argv[1]->i; CARLA_SAFE_ASSERT_INT(index >= 0, index); CARLA_SAFE_ASSERT_INT(channel >= 0 && channel < MAX_MIDI_CHANNELS, channel); if (index < 0) return 1; if (channel < 0 || channel >= MAX_MIDI_CHANNELS) return 1; plugin->setParameterMidiChannel(static_cast(index), static_cast(channel), false, true); return 0; } int CarlaEngineOsc::handleMsgSetProgram(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgSetProgram()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "i"); const int32_t index = argv[0]->i; plugin->setProgram(index, true, false, true); return 0; } int CarlaEngineOsc::handleMsgSetMidiProgram(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgSetMidiProgram()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(1, "i"); const int32_t index = argv[0]->i; plugin->setMidiProgram(index, true, false, true); return 0; } int CarlaEngineOsc::handleMsgNoteOn(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgNoteOn()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(3, "iii"); const int32_t channel = argv[0]->i; const int32_t note = argv[1]->i; const int32_t velo = argv[2]->i; CARLA_SAFE_ASSERT_INT(channel >= 0 && channel < MAX_MIDI_CHANNELS, channel); CARLA_SAFE_ASSERT_INT(note >= 0 && note < MAX_MIDI_NOTE, note); CARLA_SAFE_ASSERT_INT(velo >= 0 && velo < MAX_MIDI_VALUE, velo); if (channel < 0 || channel >= MAX_MIDI_CHANNELS) return 1; if (note < 0 || note >= MAX_MIDI_NOTE) return 1; if (velo < 0 || velo >= MAX_MIDI_VALUE) return 1; plugin->sendMidiSingleNote(static_cast(channel), static_cast(note), static_cast(velo), true, false, true); return 0; } int CarlaEngineOsc::handleMsgNoteOff(CARLA_ENGINE_OSC_HANDLE_ARGS2) { carla_debug("CarlaEngineOsc::handleMsgNoteOff()"); CARLA_ENGINE_OSC_CHECK_OSC_TYPES(2, "ii"); const int32_t channel = argv[0]->i; const int32_t note = argv[1]->i; CARLA_SAFE_ASSERT_INT(channel >= 0 && channel < MAX_MIDI_CHANNELS, channel); CARLA_SAFE_ASSERT_INT(note >= 0 && note < MAX_MIDI_NOTE, note); if (channel < 0 || channel >= MAX_MIDI_CHANNELS) return 1; if (note < 0 || note >= MAX_MIDI_NOTE) return 1; plugin->sendMidiSingleNote(static_cast(channel), static_cast(note), 0, true, false, true); return 0; } #endif CARLA_BACKEND_END_NAMESPACE