/* * Carla LV2 Plugin * Copyright (C) 2011-2014 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. */ // testing macros // #define LV2_UIS_ONLY_BRIDGES // #define LV2_UIS_ONLY_INPROCESS #include "CarlaPluginInternal.hpp" #include "CarlaEngine.hpp" #ifdef WANT_LV2 #include "CarlaLv2Utils.hpp" #include "CarlaBase64Utils.hpp" #include "CarlaPluginUi.hpp" #include "Lv2AtomRingBuffer.hpp" #include "../engine/CarlaEngineOsc.hpp" extern "C" { #include "rtmempool/rtmempool-lv2.h" } #include "juce_core.h" using juce::File; #define URI_CARLA_ATOM_WORKER "http://kxstudio.sf.net/ns/carla/atomWorker" #define URI_CARLA_FRONTEND_WIN_ID "http://kxstudio.sf.net/ns/carla/frontendWinId" // ----------------------------------------------------- CARLA_BACKEND_START_NAMESPACE #if 0 } #endif // Maximum default buffer size const uint MAX_DEFAULT_BUFFER_SIZE = 8192; // 0x2000 // Extra Plugin Hints const uint PLUGIN_HAS_EXTENSION_OPTIONS = 0x1000; const uint PLUGIN_HAS_EXTENSION_PROGRAMS = 0x2000; const uint PLUGIN_HAS_EXTENSION_STATE = 0x4000; const uint PLUGIN_HAS_EXTENSION_WORKER = 0x8000; // Extra Parameter Hints const uint PARAMETER_IS_STRICT_BOUNDS = 0x1000; const uint PARAMETER_IS_TRIGGER = 0x2000; // LV2 Event Data/Types const uint CARLA_EVENT_DATA_ATOM = 0x01; const uint CARLA_EVENT_DATA_EVENT = 0x02; const uint CARLA_EVENT_DATA_MIDI_LL = 0x04; const uint CARLA_EVENT_TYPE_MESSAGE = 0x10; // unused const uint CARLA_EVENT_TYPE_MIDI = 0x20; const uint CARLA_EVENT_TYPE_TIME = 0x40; // LV2 URI Map Ids const uint32_t CARLA_URI_MAP_ID_NULL = 0; const uint32_t CARLA_URI_MAP_ID_ATOM_BLANK = 1; const uint32_t CARLA_URI_MAP_ID_ATOM_BOOL = 2; const uint32_t CARLA_URI_MAP_ID_ATOM_CHUNK = 3; const uint32_t CARLA_URI_MAP_ID_ATOM_DOUBLE = 4; const uint32_t CARLA_URI_MAP_ID_ATOM_EVENT = 5; const uint32_t CARLA_URI_MAP_ID_ATOM_FLOAT = 6; const uint32_t CARLA_URI_MAP_ID_ATOM_INT = 7; const uint32_t CARLA_URI_MAP_ID_ATOM_LITERAL = 8; const uint32_t CARLA_URI_MAP_ID_ATOM_LONG = 9; const uint32_t CARLA_URI_MAP_ID_ATOM_NUMBER = 10; const uint32_t CARLA_URI_MAP_ID_ATOM_OBJECT = 11; const uint32_t CARLA_URI_MAP_ID_ATOM_PATH = 12; const uint32_t CARLA_URI_MAP_ID_ATOM_PROPERTY = 13; const uint32_t CARLA_URI_MAP_ID_ATOM_RESOURCE = 14; const uint32_t CARLA_URI_MAP_ID_ATOM_SEQUENCE = 15; const uint32_t CARLA_URI_MAP_ID_ATOM_SOUND = 16; const uint32_t CARLA_URI_MAP_ID_ATOM_STRING = 17; const uint32_t CARLA_URI_MAP_ID_ATOM_TUPLE = 18; const uint32_t CARLA_URI_MAP_ID_ATOM_URI = 19; const uint32_t CARLA_URI_MAP_ID_ATOM_URID = 20; const uint32_t CARLA_URI_MAP_ID_ATOM_VECTOR = 21; const uint32_t CARLA_URI_MAP_ID_ATOM_TRANSFER_ATOM = 22; const uint32_t CARLA_URI_MAP_ID_ATOM_TRANSFER_EVENT = 23; const uint32_t CARLA_URI_MAP_ID_BUF_MAX_LENGTH = 24; const uint32_t CARLA_URI_MAP_ID_BUF_MIN_LENGTH = 25; const uint32_t CARLA_URI_MAP_ID_BUF_SEQUENCE_SIZE = 26; const uint32_t CARLA_URI_MAP_ID_LOG_ERROR = 27; const uint32_t CARLA_URI_MAP_ID_LOG_NOTE = 28; const uint32_t CARLA_URI_MAP_ID_LOG_TRACE = 29; const uint32_t CARLA_URI_MAP_ID_LOG_WARNING = 30; const uint32_t CARLA_URI_MAP_ID_TIME_POSITION = 31; // base type const uint32_t CARLA_URI_MAP_ID_TIME_BAR = 32; // values const uint32_t CARLA_URI_MAP_ID_TIME_BAR_BEAT = 33; const uint32_t CARLA_URI_MAP_ID_TIME_BEAT = 34; const uint32_t CARLA_URI_MAP_ID_TIME_BEAT_UNIT = 35; const uint32_t CARLA_URI_MAP_ID_TIME_BEATS_PER_BAR = 36; const uint32_t CARLA_URI_MAP_ID_TIME_BEATS_PER_MINUTE = 37; const uint32_t CARLA_URI_MAP_ID_TIME_FRAME = 38; const uint32_t CARLA_URI_MAP_ID_TIME_FRAMES_PER_SECOND = 39; const uint32_t CARLA_URI_MAP_ID_TIME_SPEED = 40; const uint32_t CARLA_URI_MAP_ID_MIDI_EVENT = 41; const uint32_t CARLA_URI_MAP_ID_PARAM_SAMPLE_RATE = 42; const uint32_t CARLA_URI_MAP_ID_UI_WINDOW_TITLE = 43; const uint32_t CARLA_URI_MAP_ID_CARLA_ATOM_WORKER = 44; const uint32_t CARLA_URI_MAP_ID_CARLA_FRONTEND_WIN_ID = 45; const uint32_t CARLA_URI_MAP_ID_COUNT = 46; // LV2 Feature Ids const uint32_t kFeatureIdBufSizeBounded = 0; const uint32_t kFeatureIdBufSizeFixed = 1; const uint32_t kFeatureIdBufSizePowerOf2 = 2; const uint32_t kFeatureIdEvent = 3; const uint32_t kFeatureIdHardRtCapable = 4; const uint32_t kFeatureIdInPlaceBroken = 5; const uint32_t kFeatureIdIsLive = 6; const uint32_t kFeatureIdLogs = 7; const uint32_t kFeatureIdOptions = 8; const uint32_t kFeatureIdPrograms = 9; const uint32_t kFeatureIdResizePort = 10; const uint32_t kFeatureIdRtMemPool = 11; const uint32_t kFeatureIdRtMemPoolOld = 12; const uint32_t kFeatureIdStateMakePath = 13; const uint32_t kFeatureIdStateMapPath = 14; const uint32_t kFeatureIdStrictBounds = 15; const uint32_t kFeatureIdUriMap = 16; const uint32_t kFeatureIdUridMap = 17; const uint32_t kFeatureIdUridUnmap = 18; const uint32_t kFeatureIdWorker = 19; const uint32_t kFeatureCountPlugin = 20; const uint32_t kFeatureIdUiDataAccess = 20; const uint32_t kFeatureIdUiInstanceAccess = 21; const uint32_t kFeatureIdUiIdleInterface = 22; const uint32_t kFeatureIdUiFixedSize = 23; const uint32_t kFeatureIdUiMakeResident = 24; const uint32_t kFeatureIdUiNoUserResize = 25; const uint32_t kFeatureIdUiParent = 26; const uint32_t kFeatureIdUiPortMap = 27; const uint32_t kFeatureIdUiPortSubscribe = 28; const uint32_t kFeatureIdUiResize = 29; const uint32_t kFeatureIdUiTouch = 30; const uint32_t kFeatureIdExternalUi = 31; const uint32_t kFeatureIdExternalUiOld = 32; const uint32_t kFeatureCountAll = 33; // ----------------------------------------------------- struct Lv2EventData { uint32_t type; uint32_t rindex; CarlaEngineEventPort* port; union { LV2_Atom_Buffer* atom; LV2_Event_Buffer* event; LV2_MIDI midi; }; Lv2EventData() noexcept : type(0x0), rindex(0), port(nullptr) {} ~Lv2EventData() noexcept { if (port != nullptr) { delete port; port = nullptr; } const uint32_t rtype(type); type = 0x0; if (rtype & CARLA_EVENT_DATA_ATOM) { CARLA_SAFE_ASSERT_RETURN(atom != nullptr,); std::free(atom); atom = nullptr; } else if (rtype & CARLA_EVENT_DATA_EVENT) { CARLA_SAFE_ASSERT_RETURN(event != nullptr,); std::free(event); event = nullptr; } else if (rtype & CARLA_EVENT_DATA_MIDI_LL) { CARLA_SAFE_ASSERT_RETURN(midi.data != nullptr,); delete[] midi.data; midi.data = nullptr; } } CARLA_DECLARE_NON_COPY_STRUCT(Lv2EventData) }; struct Lv2PluginEventData { uint32_t count; Lv2EventData* data; Lv2EventData* ctrl; // default port, either this->data[x] or pData->portIn/Out uint32_t ctrlIndex; Lv2PluginEventData() noexcept : count(0), data(nullptr), ctrl(nullptr), ctrlIndex(0) {} ~Lv2PluginEventData() noexcept { CARLA_SAFE_ASSERT_INT(count == 0, count); CARLA_SAFE_ASSERT(data == nullptr); CARLA_SAFE_ASSERT(ctrl == nullptr); CARLA_SAFE_ASSERT_INT(ctrlIndex == 0, ctrlIndex); } void createNew(const uint32_t newCount) { CARLA_SAFE_ASSERT_INT(count == 0, count); CARLA_SAFE_ASSERT_INT(ctrlIndex == 0, ctrlIndex); CARLA_SAFE_ASSERT_RETURN(data == nullptr,); CARLA_SAFE_ASSERT_RETURN(ctrl == nullptr,); CARLA_SAFE_ASSERT_RETURN(newCount > 0,); data = new Lv2EventData[newCount]; count = newCount; ctrl = nullptr; ctrlIndex = 0; } void clear() noexcept { if (data != nullptr) { for (uint32_t i=0; i < count; ++i) { if (data[i].port != nullptr && ctrl != nullptr && data[i].port == ctrl->port) data[i].port = nullptr; } delete[] data; data = nullptr; } count = 0; ctrl = nullptr; ctrlIndex = 0; } void initBuffers() const noexcept { for (uint32_t i=0; i < count; ++i) { if (data[i].port != nullptr && (ctrl == nullptr || data[i].port != ctrl->port)) data[i].port->initBuffer(); } } CARLA_DECLARE_NON_COPY_STRUCT(Lv2PluginEventData) }; // ----------------------------------------------------- struct Lv2PluginOptions { enum OptIndex { MaxBlockLenth = 0, MinBlockLenth, SequenceSize, SampleRate, FrontendWinId, WindowTitle, Null, Count }; int maxBufferSize; int minBufferSize; int sequenceSize; double sampleRate; int64_t frontendWinId; const char* windowTitle; LV2_Options_Option opts[Count]; Lv2PluginOptions() noexcept : maxBufferSize(0), minBufferSize(0), sequenceSize(MAX_DEFAULT_BUFFER_SIZE), sampleRate(0.0), frontendWinId(0), windowTitle(nullptr) { LV2_Options_Option& optMaxBlockLenth(opts[MaxBlockLenth]); optMaxBlockLenth.context = LV2_OPTIONS_INSTANCE; optMaxBlockLenth.subject = 0; optMaxBlockLenth.key = CARLA_URI_MAP_ID_BUF_MAX_LENGTH; optMaxBlockLenth.size = sizeof(int); optMaxBlockLenth.type = CARLA_URI_MAP_ID_ATOM_INT; optMaxBlockLenth.value = &maxBufferSize; LV2_Options_Option& optMinBlockLenth(opts[MinBlockLenth]); optMinBlockLenth.context = LV2_OPTIONS_INSTANCE; optMinBlockLenth.subject = 0; optMinBlockLenth.key = CARLA_URI_MAP_ID_BUF_MIN_LENGTH; optMinBlockLenth.size = sizeof(int); optMinBlockLenth.type = CARLA_URI_MAP_ID_ATOM_INT; optMinBlockLenth.value = &minBufferSize; LV2_Options_Option& optSequenceSize(opts[SequenceSize]); optSequenceSize.context = LV2_OPTIONS_INSTANCE; optSequenceSize.subject = 0; optSequenceSize.key = CARLA_URI_MAP_ID_BUF_SEQUENCE_SIZE; optSequenceSize.size = sizeof(int); optSequenceSize.type = CARLA_URI_MAP_ID_ATOM_INT; optSequenceSize.value = &sequenceSize; LV2_Options_Option& optSampleRate(opts[SampleRate]); optSampleRate.context = LV2_OPTIONS_INSTANCE; optSampleRate.subject = 0; optSampleRate.key = CARLA_URI_MAP_ID_PARAM_SAMPLE_RATE; optSampleRate.size = sizeof(double); optSampleRate.type = CARLA_URI_MAP_ID_ATOM_DOUBLE; optSampleRate.value = &sampleRate; LV2_Options_Option& optFrontendWinId(opts[FrontendWinId]); optFrontendWinId.context = LV2_OPTIONS_INSTANCE; optFrontendWinId.subject = 0; optFrontendWinId.key = CARLA_URI_MAP_ID_CARLA_FRONTEND_WIN_ID; optFrontendWinId.size = sizeof(int64_t); optFrontendWinId.type = CARLA_URI_MAP_ID_ATOM_LONG; optFrontendWinId.value = &frontendWinId; LV2_Options_Option& optWindowTitle(opts[WindowTitle]); optWindowTitle.context = LV2_OPTIONS_INSTANCE; optWindowTitle.subject = 0; optWindowTitle.key = CARLA_URI_MAP_ID_UI_WINDOW_TITLE; optWindowTitle.size = 0; optWindowTitle.type = CARLA_URI_MAP_ID_ATOM_STRING; optWindowTitle.value = nullptr; LV2_Options_Option& optNull(opts[Null]); optNull.context = LV2_OPTIONS_INSTANCE; optNull.subject = 0; optNull.key = CARLA_URI_MAP_ID_NULL; optNull.size = 0; optNull.type = CARLA_URI_MAP_ID_NULL; optNull.value = nullptr; } ~Lv2PluginOptions() noexcept { LV2_Options_Option& optWindowTitle(opts[WindowTitle]); optWindowTitle.size = 0; optWindowTitle.value = nullptr; if (windowTitle != nullptr) { delete[] windowTitle; windowTitle = nullptr; } } }; // ----------------------------------------------------- class Lv2Plugin : public CarlaPlugin, CarlaPluginUi::CloseCallback { public: Lv2Plugin(CarlaEngine* const engine, const uint id) : CarlaPlugin(engine, id), fHandle(nullptr), fHandle2(nullptr), fDescriptor(nullptr), fRdfDescriptor(nullptr), fAudioInBuffers(nullptr), fAudioOutBuffers(nullptr), fCvInBuffers(nullptr), fCvOutBuffers(nullptr), fParamBuffers(nullptr), fLatencyChanged(false), fLatencyIndex(-1), fFirstActive(true), fLastStateChunk(nullptr) { carla_debug("Lv2Plugin::Lv2Plugin(%p, %i)", engine, id); carla_fill(fFeatures, nullptr, kFeatureCountAll+1); for (uint32_t i=0; i < CARLA_URI_MAP_ID_COUNT; ++i) fCustomURIDs.append(nullptr); #if defined(__clang__) # pragma clang diagnostic push # pragma clang diagnostic ignored "-Wdeprecated-declarations" #elif defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)) # pragma GCC diagnostic push # pragma GCC diagnostic ignored "-Wdeprecated-declarations" #endif fAtomForge.Blank = CARLA_URI_MAP_ID_ATOM_BLANK; fAtomForge.Bool = CARLA_URI_MAP_ID_ATOM_BOOL; fAtomForge.Chunk = CARLA_URI_MAP_ID_ATOM_CHUNK; fAtomForge.Double = CARLA_URI_MAP_ID_ATOM_DOUBLE; fAtomForge.Float = CARLA_URI_MAP_ID_ATOM_FLOAT; fAtomForge.Int = CARLA_URI_MAP_ID_ATOM_INT; fAtomForge.Literal = CARLA_URI_MAP_ID_ATOM_LITERAL; fAtomForge.Long = CARLA_URI_MAP_ID_ATOM_LONG; fAtomForge.Object = CARLA_URI_MAP_ID_ATOM_OBJECT; fAtomForge.Path = CARLA_URI_MAP_ID_ATOM_PATH; fAtomForge.Property = CARLA_URI_MAP_ID_ATOM_PROPERTY; fAtomForge.Resource = CARLA_URI_MAP_ID_ATOM_RESOURCE; fAtomForge.Sequence = CARLA_URI_MAP_ID_ATOM_SEQUENCE; fAtomForge.String = CARLA_URI_MAP_ID_ATOM_STRING; fAtomForge.Tuple = CARLA_URI_MAP_ID_ATOM_TUPLE; fAtomForge.URI = CARLA_URI_MAP_ID_ATOM_URI; fAtomForge.URID = CARLA_URI_MAP_ID_ATOM_URID; fAtomForge.Vector = CARLA_URI_MAP_ID_ATOM_VECTOR; #if defined(__clang__) # pragma clang diagnostic pop #elif defined(__GNUC__) && (__GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6)) # pragma GCC diagnostic pop #endif pData->osc.thread.setMode(CarlaPluginThread::PLUGIN_THREAD_LV2_GUI); } ~Lv2Plugin() override { carla_debug("Lv2Plugin::~Lv2Plugin()"); // close UI if (fUi.type != UI::TYPE_NULL) { showCustomUI(false); if (fUi.type == UI::TYPE_OSC) { pData->osc.thread.stopThread(static_cast(pData->engine->getOptions().uiBridgesTimeout * 2)); } else { if (fFeatures[kFeatureIdUiDataAccess] != nullptr && fFeatures[kFeatureIdUiDataAccess]->data != nullptr) delete (LV2_Extension_Data_Feature*)fFeatures[kFeatureIdUiDataAccess]->data; if (fFeatures[kFeatureIdUiPortMap] != nullptr && fFeatures[kFeatureIdUiPortMap]->data != nullptr) delete (LV2UI_Port_Map*)fFeatures[kFeatureIdUiPortMap]->data; if (fFeatures[kFeatureIdUiResize] != nullptr && fFeatures[kFeatureIdUiResize]->data != nullptr) delete (LV2UI_Resize*)fFeatures[kFeatureIdUiResize]->data; if (fFeatures[kFeatureIdExternalUi] != nullptr && fFeatures[kFeatureIdExternalUi]->data != nullptr) delete (LV2_External_UI_Host*)fFeatures[kFeatureIdExternalUi]->data; fUi.descriptor = nullptr; pData->uiLibClose(); } #ifndef LV2_UIS_ONLY_BRIDGES if (fUi.window != nullptr) { delete fUi.window; fUi.window = nullptr; } #endif fUi.rdfDescriptor = nullptr; } pData->singleMutex.lock(); pData->masterMutex.lock(); if (pData->client != nullptr && pData->client->isActive()) pData->client->deactivate(); if (pData->active) { deactivate(); pData->active = false; } if (fDescriptor != nullptr) { if (fDescriptor->cleanup != nullptr) { if (fHandle != nullptr) fDescriptor->cleanup(fHandle); if (fHandle2 != nullptr) fDescriptor->cleanup(fHandle2); } fHandle = nullptr; fHandle2 = nullptr; fDescriptor = nullptr; } if (fRdfDescriptor != nullptr) { delete fRdfDescriptor; fRdfDescriptor = nullptr; } if (fFeatures[kFeatureIdEvent] != nullptr && fFeatures[kFeatureIdEvent]->data != nullptr) delete (LV2_Event_Feature*)fFeatures[kFeatureIdEvent]->data; if (fFeatures[kFeatureIdLogs] != nullptr && fFeatures[kFeatureIdLogs]->data != nullptr) delete (LV2_Log_Log*)fFeatures[kFeatureIdLogs]->data; if (fFeatures[kFeatureIdStateMakePath] != nullptr && fFeatures[kFeatureIdStateMakePath]->data != nullptr) delete (LV2_State_Make_Path*)fFeatures[kFeatureIdStateMakePath]->data; if (fFeatures[kFeatureIdStateMapPath] != nullptr && fFeatures[kFeatureIdStateMapPath]->data != nullptr) delete (LV2_State_Map_Path*)fFeatures[kFeatureIdStateMapPath]->data; if (fFeatures[kFeatureIdPrograms] != nullptr && fFeatures[kFeatureIdPrograms]->data != nullptr) delete (LV2_Programs_Host*)fFeatures[kFeatureIdPrograms]->data; if (fFeatures[kFeatureIdResizePort] != nullptr && fFeatures[kFeatureIdResizePort]->data != nullptr) delete (LV2_Resize_Port_Resize*)fFeatures[kFeatureIdResizePort]->data; if (fFeatures[kFeatureIdRtMemPool] != nullptr && fFeatures[kFeatureIdRtMemPool]->data != nullptr) delete (LV2_RtMemPool_Pool*)fFeatures[kFeatureIdRtMemPool]->data; if (fFeatures[kFeatureIdRtMemPoolOld] != nullptr && fFeatures[kFeatureIdRtMemPoolOld]->data != nullptr) delete (LV2_RtMemPool_Pool_Deprecated*)fFeatures[kFeatureIdRtMemPoolOld]->data; if (fFeatures[kFeatureIdUriMap] != nullptr && fFeatures[kFeatureIdUriMap]->data != nullptr) delete (LV2_URI_Map_Feature*)fFeatures[kFeatureIdUriMap]->data; if (fFeatures[kFeatureIdUridMap] != nullptr && fFeatures[kFeatureIdUridMap]->data != nullptr) delete (LV2_URID_Map*)fFeatures[kFeatureIdUridMap]->data; if (fFeatures[kFeatureIdUridUnmap] != nullptr && fFeatures[kFeatureIdUridUnmap]->data != nullptr) delete (LV2_URID_Unmap*)fFeatures[kFeatureIdUridUnmap]->data; if (fFeatures[kFeatureIdWorker] != nullptr && fFeatures[kFeatureIdWorker]->data != nullptr) delete (LV2_Worker_Schedule*)fFeatures[kFeatureIdWorker]->data; for (uint32_t i=0; i < kFeatureCountAll; ++i) { if (fFeatures[i] != nullptr) { delete fFeatures[i]; fFeatures[i] = nullptr; } } for (LinkedList::Itenerator it = fCustomURIDs.begin(); it.valid(); it.next()) { const char* const uri(it.getValue()); if (uri != nullptr) delete[] uri; } fCustomURIDs.clear(); if (fLastStateChunk != nullptr) { std::free(fLastStateChunk); fLastStateChunk = nullptr; } clearBuffers(); } // ------------------------------------------------------------------- // Information (base) PluginType getType() const noexcept override { return PLUGIN_LV2; } PluginCategory getCategory() const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr, CarlaPlugin::getCategory()); const LV2_Property cat1(fRdfDescriptor->Type[0]); const LV2_Property cat2(fRdfDescriptor->Type[1]); if (LV2_IS_DELAY(cat1, cat2)) return PLUGIN_CATEGORY_DELAY; if (LV2_IS_DISTORTION(cat1, cat2)) return PLUGIN_CATEGORY_OTHER; if (LV2_IS_DYNAMICS(cat1, cat2)) return PLUGIN_CATEGORY_DYNAMICS; if (LV2_IS_EQ(cat1, cat2)) return PLUGIN_CATEGORY_EQ; if (LV2_IS_FILTER(cat1, cat2)) return PLUGIN_CATEGORY_FILTER; if (LV2_IS_GENERATOR(cat1, cat2)) return PLUGIN_CATEGORY_SYNTH; if (LV2_IS_MODULATOR(cat1, cat2)) return PLUGIN_CATEGORY_MODULATOR; if (LV2_IS_REVERB(cat1, cat2)) return PLUGIN_CATEGORY_DELAY; if (LV2_IS_SIMULATOR(cat1, cat2)) return PLUGIN_CATEGORY_OTHER; if (LV2_IS_SPATIAL(cat1, cat2)) return PLUGIN_CATEGORY_OTHER; if (LV2_IS_SPECTRAL(cat1, cat2)) return PLUGIN_CATEGORY_UTILITY; if (LV2_IS_UTILITY(cat1, cat2)) return PLUGIN_CATEGORY_UTILITY; return CarlaPlugin::getCategory(); } int64_t getUniqueId() const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr, 0); return static_cast(fRdfDescriptor->UniqueID); } // ------------------------------------------------------------------- // Information (count) uint32_t getMidiInCount() const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr, 0); uint32_t count = 0; for (uint32_t i=0; i < fRdfDescriptor->PortCount; ++i) { const LV2_Property portTypes(fRdfDescriptor->Ports[i].Types); if (LV2_IS_PORT_INPUT(portTypes) && LV2_PORT_SUPPORTS_MIDI_EVENT(portTypes)) ++count; } return count; } uint32_t getMidiOutCount() const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr, 0); uint32_t count = 0; for (uint32_t i=0; i < fRdfDescriptor->PortCount; ++i) { const LV2_Property portTypes(fRdfDescriptor->Ports[i].Types); if (LV2_IS_PORT_OUTPUT(portTypes) && LV2_PORT_SUPPORTS_MIDI_EVENT(portTypes)) ++count; } return count; } uint32_t getParameterScalePointCount(const uint32_t parameterId) const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr, 0); CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count, 0); const int32_t rindex(pData->param.data[parameterId].rindex); if (rindex < static_cast(fRdfDescriptor->PortCount)) { const LV2_RDF_Port* const port(&fRdfDescriptor->Ports[rindex]); return port->ScalePointCount; } return 0; } // ------------------------------------------------------------------- // Information (current data) // nothing // ------------------------------------------------------------------- // Information (per-plugin data) uint getOptionsAvailable() const noexcept override { const bool hasMidiIn(getMidiInCount() > 0); uint options = 0x0; options |= PLUGIN_OPTION_MAP_PROGRAM_CHANGES; if (fLatencyIndex == -1 && ! (hasMidiIn || needsFixedBuffer())) options |= PLUGIN_OPTION_FIXED_BUFFERS; if (pData->engine->getProccessMode() != ENGINE_PROCESS_MODE_CONTINUOUS_RACK) { if (pData->options & PLUGIN_OPTION_FORCE_STEREO) options |= PLUGIN_OPTION_FORCE_STEREO; else if (pData->audioIn.count <= 1 && pData->audioOut.count <= 1 && (pData->audioIn.count != 0 || pData->audioOut.count != 0)) options |= PLUGIN_OPTION_FORCE_STEREO; } if (hasMidiIn) { options |= PLUGIN_OPTION_SEND_CONTROL_CHANGES; options |= PLUGIN_OPTION_SEND_CHANNEL_PRESSURE; options |= PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH; options |= PLUGIN_OPTION_SEND_PITCHBEND; options |= PLUGIN_OPTION_SEND_ALL_SOUND_OFF; } return options; } float getParameterValue(const uint32_t parameterId) const noexcept override { CARLA_SAFE_ASSERT_RETURN(fParamBuffers != nullptr, 0.0f); CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count, 0.0f); if (pData->param.data[parameterId].hints & PARAMETER_IS_STRICT_BOUNDS) pData->param.ranges[parameterId].fixValue(fParamBuffers[parameterId]); return fParamBuffers[parameterId]; } float getParameterScalePointValue(const uint32_t parameterId, const uint32_t scalePointId) const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr, 0.0f); CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count, 0.0f); const int32_t rindex(pData->param.data[parameterId].rindex); if (rindex < static_cast(fRdfDescriptor->PortCount)) { const LV2_RDF_Port* const port(&fRdfDescriptor->Ports[rindex]); CARLA_SAFE_ASSERT_RETURN(scalePointId < port->ScalePointCount, 0.0f); const LV2_RDF_PortScalePoint* const portScalePoint(&port->ScalePoints[scalePointId]); return portScalePoint->Value; } return 0.0f; } void getLabel(char* const strBuf) const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr,); CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor->URI != nullptr,); std::strncpy(strBuf, fRdfDescriptor->URI, STR_MAX); } void getMaker(char* const strBuf) const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr,); if (fRdfDescriptor->Author != nullptr) std::strncpy(strBuf, fRdfDescriptor->Author, STR_MAX); else CarlaPlugin::getMaker(strBuf); } void getCopyright(char* const strBuf) const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr,); if (fRdfDescriptor->License != nullptr) std::strncpy(strBuf, fRdfDescriptor->License, STR_MAX); else CarlaPlugin::getCopyright(strBuf); } void getRealName(char* const strBuf) const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr,); if (fRdfDescriptor->Name != nullptr) std::strncpy(strBuf, fRdfDescriptor->Name, STR_MAX); else CarlaPlugin::getRealName(strBuf); } void getParameterName(const uint32_t parameterId, char* const strBuf) const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr,); CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,); const int32_t rindex(pData->param.data[parameterId].rindex); if (rindex < static_cast(fRdfDescriptor->PortCount)) std::strncpy(strBuf, fRdfDescriptor->Ports[rindex].Name, STR_MAX); else CarlaPlugin::getParameterName(parameterId, strBuf); } void getParameterSymbol(const uint32_t parameterId, char* const strBuf) const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr,); CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,); const int32_t rindex(pData->param.data[parameterId].rindex); if (rindex < static_cast(fRdfDescriptor->PortCount)) std::strncpy(strBuf, fRdfDescriptor->Ports[rindex].Symbol, STR_MAX); else CarlaPlugin::getParameterSymbol(parameterId, strBuf); } void getParameterUnit(const uint32_t parameterId, char* const strBuf) const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr,); CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,); const int32_t rindex(pData->param.data[parameterId].rindex); if (rindex < static_cast(fRdfDescriptor->PortCount)) { const LV2_RDF_Port* const port(&fRdfDescriptor->Ports[rindex]); if (LV2_HAVE_PORT_UNIT_SYMBOL(port->Unit.Hints) && port->Unit.Symbol != nullptr) { std::strncpy(strBuf, port->Unit.Symbol, STR_MAX); return; } if (LV2_HAVE_PORT_UNIT_UNIT(port->Unit.Hints)) { switch (port->Unit.Unit) { case LV2_PORT_UNIT_BAR: std::strncpy(strBuf, "bars", STR_MAX); return; case LV2_PORT_UNIT_BEAT: std::strncpy(strBuf, "beats", STR_MAX); return; case LV2_PORT_UNIT_BPM: std::strncpy(strBuf, "BPM", STR_MAX); return; case LV2_PORT_UNIT_CENT: std::strncpy(strBuf, "ct", STR_MAX); return; case LV2_PORT_UNIT_CM: std::strncpy(strBuf, "cm", STR_MAX); return; case LV2_PORT_UNIT_COEF: std::strncpy(strBuf, "(coef)", STR_MAX); return; case LV2_PORT_UNIT_DB: std::strncpy(strBuf, "dB", STR_MAX); return; case LV2_PORT_UNIT_DEGREE: std::strncpy(strBuf, "deg", STR_MAX); return; case LV2_PORT_UNIT_FRAME: std::strncpy(strBuf, "frames", STR_MAX); return; case LV2_PORT_UNIT_HZ: std::strncpy(strBuf, "Hz", STR_MAX); return; case LV2_PORT_UNIT_INCH: std::strncpy(strBuf, "in", STR_MAX); return; case LV2_PORT_UNIT_KHZ: std::strncpy(strBuf, "kHz", STR_MAX); return; case LV2_PORT_UNIT_KM: std::strncpy(strBuf, "km", STR_MAX); return; case LV2_PORT_UNIT_M: std::strncpy(strBuf, "m", STR_MAX); return; case LV2_PORT_UNIT_MHZ: std::strncpy(strBuf, "MHz", STR_MAX); return; case LV2_PORT_UNIT_MIDINOTE: std::strncpy(strBuf, "note", STR_MAX); return; case LV2_PORT_UNIT_MILE: std::strncpy(strBuf, "mi", STR_MAX); return; case LV2_PORT_UNIT_MIN: std::strncpy(strBuf, "min", STR_MAX); return; case LV2_PORT_UNIT_MM: std::strncpy(strBuf, "mm", STR_MAX); return; case LV2_PORT_UNIT_MS: std::strncpy(strBuf, "ms", STR_MAX); return; case LV2_PORT_UNIT_OCT: std::strncpy(strBuf, "oct", STR_MAX); return; case LV2_PORT_UNIT_PC: std::strncpy(strBuf, "%", STR_MAX); return; case LV2_PORT_UNIT_S: std::strncpy(strBuf, "s", STR_MAX); return; case LV2_PORT_UNIT_SEMITONE: std::strncpy(strBuf, "semi", STR_MAX); return; } } } CarlaPlugin::getParameterUnit(parameterId, strBuf); } void getParameterScalePointLabel(const uint32_t parameterId, const uint32_t scalePointId, char* const strBuf) const noexcept override { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr,); CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,); const int32_t rindex(pData->param.data[parameterId].rindex); if (rindex < static_cast(fRdfDescriptor->PortCount)) { const LV2_RDF_Port* const port(&fRdfDescriptor->Ports[rindex]); CARLA_SAFE_ASSERT_RETURN(scalePointId < port->ScalePointCount,); const LV2_RDF_PortScalePoint* const portScalePoint(&port->ScalePoints[scalePointId]); if (portScalePoint->Label != nullptr) { std::strncpy(strBuf, portScalePoint->Label, STR_MAX); return; } } CarlaPlugin::getParameterScalePointLabel(parameterId, scalePointId, strBuf); } // ------------------------------------------------------------------- // Set data (state) void prepareForSave() override { CARLA_SAFE_ASSERT_RETURN(fHandle != nullptr,); if (fExt.state != nullptr && fExt.state->save != nullptr) { fExt.state->save(fHandle, carla_lv2_state_store, this, LV2_STATE_IS_POD, fFeatures); if (fHandle2 != nullptr) fExt.state->save(fHandle2, carla_lv2_state_store, this, LV2_STATE_IS_POD, fFeatures); } } // ------------------------------------------------------------------- // Set data (internal stuff) void setName(const char* const newName) override { CarlaPlugin::setName(newName); if (fLv2Options.windowTitle == nullptr) return; CarlaString guiTitle(pData->name); guiTitle += " (GUI)"; delete[] fLv2Options.windowTitle; fLv2Options.windowTitle = guiTitle.dup(); fLv2Options.opts[Lv2PluginOptions::WindowTitle].size = (uint32_t)std::strlen(fLv2Options.windowTitle); fLv2Options.opts[Lv2PluginOptions::WindowTitle].value = fLv2Options.windowTitle; if (fFeatures[kFeatureIdExternalUi] != nullptr && fFeatures[kFeatureIdExternalUi]->data != nullptr) ((LV2_External_UI_Host*)fFeatures[kFeatureIdExternalUi]->data)->plugin_human_id = fLv2Options.windowTitle; #ifndef LV2_UIS_ONLY_BRIDGES if (fUi.window != nullptr) fUi.window->setTitle(fLv2Options.windowTitle); #endif } // ------------------------------------------------------------------- // Set data (plugin-specific stuff) void setParameterValue(const uint32_t parameterId, const float value, const bool sendGui, const bool sendOsc, const bool sendCallback) noexcept override { CARLA_SAFE_ASSERT_RETURN(fParamBuffers != nullptr,); CARLA_SAFE_ASSERT_RETURN(parameterId < pData->param.count,); const float fixedValue(pData->param.getFixedValue(parameterId, value)); fParamBuffers[parameterId] = fixedValue; CarlaPlugin::setParameterValue(parameterId, fixedValue, sendGui, sendOsc, sendCallback); } void setCustomData(const char* const type, const char* const key, const char* const value, const bool sendGui) override { CARLA_SAFE_ASSERT_RETURN(fDescriptor != nullptr,); CARLA_SAFE_ASSERT_RETURN(fHandle != nullptr,); CARLA_SAFE_ASSERT_RETURN(type != nullptr && type[0] != '\0',); CARLA_SAFE_ASSERT_RETURN(key != nullptr && key[0] != '\0',); CARLA_SAFE_ASSERT_RETURN(value != nullptr,); carla_debug("Lv2Plugin::setCustomData(%s, %s, %s, %s)", type, key, value, bool2str(sendGui)); // we should only call state restore once // so inject this in CarlaPlugin::loadSaveState if (std::strcmp(type, CUSTOM_DATA_TYPE_STRING) == 0 && std::strcmp(key, "CarlaLoadLv2StateNow") == 0 && std::strcmp(value, "true") == 0) { if (fExt.state == nullptr) return; LV2_State_Status status = LV2_STATE_ERR_UNKNOWN; { const ScopedSingleProcessLocker spl(this, true); try { status = fExt.state->restore(fHandle, carla_lv2_state_retrieve, this, 0, fFeatures); } catch(...) {} if (fHandle2 != nullptr) { try { fExt.state->restore(fHandle, carla_lv2_state_retrieve, this, 0, fFeatures); } catch(...) {} } } switch (status) { case LV2_STATE_SUCCESS: carla_debug("Lv2Plugin::setCustomData(\"%s\", \"%s\", , %s) - success", type, key, bool2str(sendGui)); break; case LV2_STATE_ERR_UNKNOWN: carla_stderr("Lv2Plugin::setCustomData(\"%s\", \"%s\", , %s) - unknown error", type, key, bool2str(sendGui)); break; case LV2_STATE_ERR_BAD_TYPE: carla_stderr("Lv2Plugin::setCustomData(\"%s\", \"%s\", , %s) - error, bad type", type, key, bool2str(sendGui)); break; case LV2_STATE_ERR_BAD_FLAGS: carla_stderr("Lv2Plugin::setCustomData(\"%s\", \"%s\", , %s) - error, bad flags", type, key, bool2str(sendGui)); break; case LV2_STATE_ERR_NO_FEATURE: carla_stderr("Lv2Plugin::setCustomData(\"%s\", \"%s\", , %s) - error, missing feature", type, key, bool2str(sendGui)); break; case LV2_STATE_ERR_NO_PROPERTY: carla_stderr("Lv2Plugin::setCustomData(\"%s\", \"%s\", , %s) - error, missing property", type, key, bool2str(sendGui)); break; } return; } CarlaPlugin::setCustomData(type, key, value, sendGui); } void setProgram(const int32_t index, const bool sendGui, const bool sendOsc, const bool sendCallback) noexcept override { CARLA_SAFE_ASSERT_RETURN(fHandle != nullptr,); CARLA_SAFE_ASSERT_RETURN(index >= -1 && index < static_cast(pData->prog.count),); if (index >= 0 && index < static_cast(fRdfDescriptor->PresetCount)) { if (LilvState* const state = Lv2WorldClass::getInstance().getState(fRdfDescriptor->Presets[index].URI, (const LV2_URID_Map*)fFeatures[kFeatureIdUridMap]->data)) { const ScopedSingleProcessLocker spl(this, (sendGui || sendOsc || sendCallback)); lilv_state_restore(state, fExt.state, fHandle, carla_lilv_set_port_value, this, 0, fFeatures); if (fHandle2 != nullptr) lilv_state_restore(state, fExt.state, fHandle2, carla_lilv_set_port_value, this, 0, fFeatures); lilv_state_free(state); } } CarlaPlugin::setProgram(index, sendGui, sendOsc, sendCallback); } void setMidiProgram(const int32_t index, const bool sendGui, const bool sendOsc, const bool sendCallback) noexcept override { CARLA_SAFE_ASSERT_RETURN(fHandle != nullptr,); CARLA_SAFE_ASSERT_RETURN(index >= -1 && index < static_cast(pData->midiprog.count),); if (index >= 0 && fExt.programs != nullptr && fExt.programs->select_program != nullptr) { const uint32_t bank(pData->midiprog.data[index].bank); const uint32_t program(pData->midiprog.data[index].program); const ScopedSingleProcessLocker spl(this, (sendGui || sendOsc || sendCallback)); try { fExt.programs->select_program(fHandle, bank, program); } catch(...) {} if (fHandle2 != nullptr) { try { fExt.programs->select_program(fHandle2, bank, program); } catch(...) {} } } CarlaPlugin::setMidiProgram(index, sendGui, sendOsc, sendCallback); } // ------------------------------------------------------------------- // Set ui stuff void showCustomUI(const bool yesNo) override { CARLA_SAFE_ASSERT_RETURN(fUi.type != UI::TYPE_NULL,); if (! yesNo) pData->transientTryCounter = 0; if (fUi.type == UI::TYPE_OSC) { if (yesNo) { pData->osc.data.free(); pData->osc.thread.startThread(); } else { if (pData->osc.data.target != nullptr) { osc_send_hide(pData->osc.data); osc_send_quit(pData->osc.data); pData->osc.data.free(); } pData->osc.thread.stopThread(static_cast(pData->engine->getOptions().uiBridgesTimeout * 2)); } return; } // take some precautions CARLA_SAFE_ASSERT_RETURN(fUi.descriptor != nullptr,); CARLA_SAFE_ASSERT_RETURN(fUi.rdfDescriptor != nullptr,); if (yesNo) { CARLA_SAFE_ASSERT_RETURN(fUi.descriptor->instantiate != nullptr,); CARLA_SAFE_ASSERT_RETURN(fUi.descriptor->cleanup != nullptr,); } else { if (fUi.handle == nullptr) return; } if (yesNo) { if (fUi.handle == nullptr) { #ifndef LV2_UIS_ONLY_BRIDGES if (fUi.type == UI::TYPE_EMBED) { const char* msg = nullptr; const uintptr_t frontendWinId(pData->engine->getOptions().frontendWinId); switch (fUi.rdfDescriptor->Type) { case LV2_UI_GTK2: case LV2_UI_GTK3: case LV2_UI_QT4: case LV2_UI_QT5: case LV2_UI_EXTERNAL: case LV2_UI_OLD_EXTERNAL: msg = "Invalid UI type"; break; case LV2_UI_COCOA: # ifdef CARLA_OS_MAC fUi.window = CarlaPluginUi::newCocoa(this, frontendWinId); # else msg = "UI is for MacOS only"; # endif break; case LV2_UI_WINDOWS: # ifdef CARLA_OS_WIN fUi.window = CarlaPluginUi::newWindows(this, frontendWinId); # else msg = "UI is for Windows only"; # endif break; case LV2_UI_X11: # ifdef HAVE_X11 fUi.window = CarlaPluginUi::newX11(this, frontendWinId); # else msg = "UI is only for systems with X11"; # endif break; default: msg = "Unknown UI type"; break; } if (fUi.window == nullptr && fExt.uishow == nullptr) { return pData->engine->callback(ENGINE_CALLBACK_UI_STATE_CHANGED, pData->id, -1, 0, 0.0f, msg); // unused (void)frontendWinId; } if (fUi.window != nullptr) { fUi.window->setTitle(fLv2Options.windowTitle); fFeatures[kFeatureIdUiParent]->data = fUi.window->getPtr(); } } #endif fUi.widget = nullptr; fUi.handle = fUi.descriptor->instantiate(fUi.descriptor, fRdfDescriptor->URI, fUi.rdfDescriptor->Bundle, carla_lv2_ui_write_function, this, &fUi.widget, fFeatures); } CARLA_SAFE_ASSERT(fUi.handle != nullptr); CARLA_SAFE_ASSERT(fUi.type != UI::TYPE_EXTERNAL || fUi.widget != nullptr); if (fUi.handle == nullptr || (fUi.type == UI::TYPE_EXTERNAL && fUi.widget == nullptr)) { fUi.widget = nullptr; if (fUi.handle != nullptr) { fUi.descriptor->cleanup(fUi.handle); fUi.handle = nullptr; } return pData->engine->callback(ENGINE_CALLBACK_UI_STATE_CHANGED, pData->id, -1, 0, 0.0f, "Plugin refused to open its own UI"); } updateUi(); #ifndef LV2_UIS_ONLY_BRIDGES if (fUi.type == UI::TYPE_EMBED) { if (fUi.window != nullptr) { fUi.window->show(); } else if (fExt.uishow != nullptr) { fExt.uishow->show(fUi.handle); # ifndef BUILD_BRIDGE pData->tryTransient(); # endif } } else #endif { LV2_EXTERNAL_UI_SHOW((LV2_External_UI_Widget*)fUi.widget); #ifndef BUILD_BRIDGE pData->tryTransient(); #endif } } else { #ifndef LV2_UIS_ONLY_BRIDGES if (fUi.type == UI::TYPE_EMBED) { if (fUi.window != nullptr) fUi.window->hide(); else if (fExt.uishow != nullptr) fExt.uishow->hide(fUi.handle); } else #endif { CARLA_SAFE_ASSERT(fUi.widget != nullptr); if (fUi.widget != nullptr) LV2_EXTERNAL_UI_HIDE((LV2_External_UI_Widget*)fUi.widget); } fUi.descriptor->cleanup(fUi.handle); fUi.handle = nullptr; fUi.widget = nullptr; } } void idle() override { if (fAtomBufferOut.isDataAvailableForReading()) { uint8_t dumpBuf[fAtomBufferOut.getSize()]; Lv2AtomRingBuffer tmpRingBuffer(fAtomBufferOut, dumpBuf); CARLA_SAFE_ASSERT(tmpRingBuffer.isDataAvailableForReading()); uint32_t portIndex; const LV2_Atom* atom; const bool hasPortEvent(fUi.handle != nullptr && fUi.descriptor != nullptr && fUi.descriptor->port_event != nullptr); for (; tmpRingBuffer.get(atom, portIndex);) { if (atom->type == CARLA_URI_MAP_ID_CARLA_ATOM_WORKER) { CARLA_SAFE_ASSERT_CONTINUE(fExt.worker != nullptr && fExt.worker->work != nullptr); fExt.worker->work(fHandle, carla_lv2_worker_respond, this, atom->size, LV2_ATOM_BODY_CONST(atom)); } else if (fUi.type == UI::TYPE_OSC) { if (pData->osc.data.target != nullptr) { CarlaString chunk(CarlaString::asBase64(atom, atom->size)); osc_send_lv2_atom_transfer(pData->osc.data, portIndex, chunk.buffer()); } } else { if (hasPortEvent) fUi.descriptor->port_event(fUi.handle, portIndex, atom->size, CARLA_URI_MAP_ID_ATOM_TRANSFER_EVENT, atom); } } } if (fLatencyChanged && fLatencyIndex != -1) { fLatencyChanged = false; const int32_t latency(static_cast(fParamBuffers[fLatencyIndex])); if (latency >= 0) { const uint32_t ulatency(static_cast(latency)); if (pData->latency != ulatency) { carla_stdout("latency changed to %i", latency); const ScopedSingleProcessLocker sspl(this, true); pData->latency = ulatency; pData->client->setLatency(ulatency); #ifndef BUILD_BRIDGE pData->recreateLatencyBuffers(); #endif } } else carla_safe_assert_int("latency >= 0", __FILE__, __LINE__, latency); } if (fUi.handle != nullptr && fUi.descriptor != nullptr) { if (fUi.type == UI::TYPE_EXTERNAL && fUi.widget != nullptr) LV2_EXTERNAL_UI_RUN((LV2_External_UI_Widget*)fUi.widget); #ifndef LV2_UIS_ONLY_BRIDGES else if (fUi.type == UI::TYPE_EMBED && fUi.window != nullptr) fUi.window->idle(); // note: UI might have been closed by ext-ui or window idle if (fUi.handle != nullptr && fExt.uiidle != nullptr && fExt.uiidle->idle(fUi.handle) != 0) { showCustomUI(false); pData->engine->callback(ENGINE_CALLBACK_UI_STATE_CHANGED, pData->id, 0, 0, 0.0f, nullptr); } #endif } CarlaPlugin::idle(); } // ------------------------------------------------------------------- // Plugin state void reload() override { CARLA_SAFE_ASSERT_RETURN(pData->engine != nullptr,); CARLA_SAFE_ASSERT_RETURN(fHandle != nullptr,); CARLA_SAFE_ASSERT_RETURN(fDescriptor != nullptr,); CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr,); carla_debug("Lv2Plugin::reload() - start"); const EngineProcessMode processMode(pData->engine->getProccessMode()); // Safely disable plugin for reload const ScopedDisabler sd(this); if (pData->active) deactivate(); clearBuffers(); const float sampleRate(static_cast(pData->engine->getSampleRate())); const uint32_t portCount(fRdfDescriptor->PortCount); uint32_t aIns, aOuts, cvIns, cvOuts, params; aIns = aOuts = cvIns = cvOuts = params = 0; LinkedList evIns, evOuts; const uint32_t eventBufferSize(static_cast(fLv2Options.sequenceSize)); bool forcedStereoIn, forcedStereoOut; forcedStereoIn = forcedStereoOut = false; bool needsCtrlIn, needsCtrlOut; needsCtrlIn = needsCtrlOut = false; for (uint32_t i=0; i < portCount; ++i) { const LV2_Property portTypes(fRdfDescriptor->Ports[i].Types); if (LV2_IS_PORT_AUDIO(portTypes)) { if (LV2_IS_PORT_INPUT(portTypes)) aIns += 1; else if (LV2_IS_PORT_OUTPUT(portTypes)) aOuts += 1; } else if (LV2_IS_PORT_CV(portTypes)) { if (LV2_IS_PORT_INPUT(portTypes)) cvIns += 1; else if (LV2_IS_PORT_OUTPUT(portTypes)) cvOuts += 1; } else if (LV2_IS_PORT_ATOM_SEQUENCE(portTypes)) { if (LV2_IS_PORT_INPUT(portTypes)) evIns.append(CARLA_EVENT_DATA_ATOM); else if (LV2_IS_PORT_OUTPUT(portTypes)) evOuts.append(CARLA_EVENT_DATA_ATOM); } else if (LV2_IS_PORT_EVENT(portTypes)) { if (LV2_IS_PORT_INPUT(portTypes)) evIns.append(CARLA_EVENT_DATA_EVENT); else if (LV2_IS_PORT_OUTPUT(portTypes)) evOuts.append(CARLA_EVENT_DATA_EVENT); } else if (LV2_IS_PORT_MIDI_LL(portTypes)) { if (LV2_IS_PORT_INPUT(portTypes)) evIns.append(CARLA_EVENT_DATA_MIDI_LL); else if (LV2_IS_PORT_OUTPUT(portTypes)) evOuts.append(CARLA_EVENT_DATA_MIDI_LL); } else if (LV2_IS_PORT_CONTROL(portTypes)) params += 1; } recheckExtensions(); if ((pData->options & PLUGIN_OPTION_FORCE_STEREO) != 0 && (aIns == 1 || aOuts == 1) && fExt.state == nullptr && fExt.worker == nullptr) { if (fHandle2 == nullptr) { try { fHandle2 = fDescriptor->instantiate(fDescriptor, sampleRate, fRdfDescriptor->Bundle, fFeatures); } catch(...) {} } if (fHandle2 != nullptr) { if (aIns == 1) { aIns = 2; forcedStereoIn = true; } if (aOuts == 1) { aOuts = 2; forcedStereoOut = true; } } } if (aIns > 0) { pData->audioIn.createNew(aIns); fAudioInBuffers = new float*[aIns]; for (uint32_t i=0; i < aIns; ++i) fAudioInBuffers[i] = nullptr; } if (aOuts > 0) { pData->audioOut.createNew(aOuts); fAudioOutBuffers = new float*[aOuts]; needsCtrlIn = true; for (uint32_t i=0; i < aOuts; ++i) fAudioOutBuffers[i] = nullptr; } if (cvIns > 0) { fCvIn.createNew(cvIns); fCvInBuffers = new float*[cvIns]; for (uint32_t i=0; i < cvIns; ++i) fCvInBuffers[i] = nullptr; } if (cvOuts > 0) { fCvOut.createNew(cvOuts); fCvOutBuffers = new float*[cvOuts]; for (uint32_t i=0; i < cvOuts; ++i) fCvOutBuffers[i] = nullptr; } if (params > 0) { pData->param.createNew(params, true); fParamBuffers = new float[params]; FloatVectorOperations::clear(fParamBuffers, static_cast(params)); } if (const uint32_t count = static_cast(evIns.count())) { fEventsIn.createNew(count); for (uint32_t i=0; i < count; ++i) { const uint32_t& type(evIns.getAt(i, 0x0)); if (type == CARLA_EVENT_DATA_ATOM) { fEventsIn.data[i].type = CARLA_EVENT_DATA_ATOM; fEventsIn.data[i].atom = lv2_atom_buffer_new(eventBufferSize, CARLA_URI_MAP_ID_NULL, CARLA_URI_MAP_ID_ATOM_SEQUENCE, true); } else if (type == CARLA_EVENT_DATA_EVENT) { fEventsIn.data[i].type = CARLA_EVENT_DATA_EVENT; fEventsIn.data[i].event = lv2_event_buffer_new(eventBufferSize, LV2_EVENT_AUDIO_STAMP); } else if (type == CARLA_EVENT_DATA_MIDI_LL) { fEventsIn.data[i].type = CARLA_EVENT_DATA_MIDI_LL; fEventsIn.data[i].midi.capacity = eventBufferSize; fEventsIn.data[i].midi.data = new uchar[eventBufferSize]; } } } else { fEventsIn.createNew(1); fEventsIn.ctrl = &fEventsIn.data[0]; } if (const uint32_t count = static_cast(evOuts.count())) { fEventsOut.createNew(count); for (uint32_t i=0; i < count; ++i) { const uint32_t& type(evOuts.getAt(i, 0x0)); if (type == CARLA_EVENT_DATA_ATOM) { fEventsOut.data[i].type = CARLA_EVENT_DATA_ATOM; fEventsOut.data[i].atom = lv2_atom_buffer_new(eventBufferSize, CARLA_URI_MAP_ID_NULL, CARLA_URI_MAP_ID_ATOM_SEQUENCE, false); } else if (type == CARLA_EVENT_DATA_EVENT) { fEventsOut.data[i].type = CARLA_EVENT_DATA_EVENT; fEventsOut.data[i].event = lv2_event_buffer_new(eventBufferSize, LV2_EVENT_AUDIO_STAMP); } else if (type == CARLA_EVENT_DATA_MIDI_LL) { fEventsOut.data[i].type = CARLA_EVENT_DATA_MIDI_LL; fEventsOut.data[i].midi.capacity = eventBufferSize; fEventsOut.data[i].midi.data = new uchar[eventBufferSize]; } } } const uint portNameSize(pData->engine->getMaxPortNameSize()); CarlaString portName; for (uint32_t i=0, iAudioIn=0, iAudioOut=0, iCvIn=0, iCvOut=0, iEvIn=0, iEvOut=0, iCtrl=0; i < portCount; ++i) { const LV2_Property portTypes(fRdfDescriptor->Ports[i].Types); portName.clear(); if (LV2_IS_PORT_AUDIO(portTypes) || LV2_IS_PORT_CV(portTypes) || LV2_IS_PORT_ATOM_SEQUENCE(portTypes) || LV2_IS_PORT_EVENT(portTypes) || LV2_IS_PORT_MIDI_LL(portTypes)) { if (processMode == ENGINE_PROCESS_MODE_SINGLE_CLIENT) { portName = pData->name; portName += ":"; } portName += fRdfDescriptor->Ports[i].Name; portName.truncate(portNameSize); } if (LV2_IS_PORT_AUDIO(portTypes)) { if (LV2_IS_PORT_INPUT(portTypes)) { const uint32_t j = iAudioIn++; pData->audioIn.ports[j].port = (CarlaEngineAudioPort*)pData->client->addPort(kEnginePortTypeAudio, portName, true); pData->audioIn.ports[j].rindex = i; if (forcedStereoIn) { portName += "_2"; pData->audioIn.ports[1].port = (CarlaEngineAudioPort*)pData->client->addPort(kEnginePortTypeAudio, portName, true); pData->audioIn.ports[1].rindex = i; } } else if (LV2_IS_PORT_OUTPUT(portTypes)) { const uint32_t j = iAudioOut++; pData->audioOut.ports[j].port = (CarlaEngineAudioPort*)pData->client->addPort(kEnginePortTypeAudio, portName, false); pData->audioOut.ports[j].rindex = i; if (forcedStereoOut) { portName += "_2"; pData->audioOut.ports[1].port = (CarlaEngineAudioPort*)pData->client->addPort(kEnginePortTypeAudio, portName, false); pData->audioOut.ports[1].rindex = i; } } else carla_stderr2("WARNING - Got a broken Port (Audio, but not input or output)"); } else if (LV2_IS_PORT_CV(portTypes)) { if (LV2_IS_PORT_INPUT(portTypes)) { const uint32_t j = iCvIn++; fCvIn.ports[j].port = (CarlaEngineCVPort*)pData->client->addPort(kEnginePortTypeCV, portName, true); fCvIn.ports[j].rindex = i; } else if (LV2_IS_PORT_OUTPUT(portTypes)) { const uint32_t j = iCvOut++; fCvOut.ports[j].port = (CarlaEngineCVPort*)pData->client->addPort(kEnginePortTypeCV, portName, false); fCvOut.ports[j].rindex = i; } else carla_stderr("WARNING - Got a broken Port (CV, but not input or output)"); } else if (LV2_IS_PORT_ATOM_SEQUENCE(portTypes)) { if (LV2_IS_PORT_INPUT(portTypes)) { const uint32_t j = iEvIn++; fDescriptor->connect_port(fHandle, i, &fEventsIn.data[j].atom->atoms); if (fHandle2 != nullptr) fDescriptor->connect_port(fHandle2, i, &fEventsIn.data[j].atom->atoms); fEventsIn.data[j].rindex = i; if (portTypes & LV2_PORT_DATA_MIDI_EVENT) fEventsIn.data[j].type |= CARLA_EVENT_TYPE_MIDI; if (portTypes & LV2_PORT_DATA_PATCH_MESSAGE) fEventsIn.data[j].type |= CARLA_EVENT_TYPE_MESSAGE; if (portTypes & LV2_PORT_DATA_TIME_POSITION) fEventsIn.data[j].type |= CARLA_EVENT_TYPE_TIME; if (evIns.count() == 1) { fEventsIn.ctrl = &fEventsIn.data[j]; fEventsIn.ctrlIndex = j; if (portTypes & LV2_PORT_DATA_MIDI_EVENT) needsCtrlIn = true; } else { if (portTypes & LV2_PORT_DATA_MIDI_EVENT) fEventsIn.data[j].port = (CarlaEngineEventPort*)pData->client->addPort(kEnginePortTypeEvent, portName, true); if (LV2_IS_PORT_DESIGNATION_CONTROL(fRdfDescriptor->Ports[i].Designation)) { fEventsIn.ctrl = &fEventsIn.data[j]; fEventsIn.ctrlIndex = j; } } } else if (LV2_IS_PORT_OUTPUT(portTypes)) { const uint32_t j = iEvOut++; fDescriptor->connect_port(fHandle, i, &fEventsOut.data[j].atom->atoms); if (fHandle2 != nullptr) fDescriptor->connect_port(fHandle2, i, &fEventsOut.data[j].atom->atoms); fEventsOut.data[j].rindex = i; if (portTypes & LV2_PORT_DATA_MIDI_EVENT) fEventsOut.data[j].type |= CARLA_EVENT_TYPE_MIDI; if (portTypes & LV2_PORT_DATA_PATCH_MESSAGE) fEventsOut.data[j].type |= CARLA_EVENT_TYPE_MESSAGE; if (portTypes & LV2_PORT_DATA_TIME_POSITION) fEventsOut.data[j].type |= CARLA_EVENT_TYPE_TIME; if (evOuts.count() == 1) { fEventsOut.ctrl = &fEventsOut.data[j]; fEventsOut.ctrlIndex = j; if (portTypes & LV2_PORT_DATA_MIDI_EVENT) needsCtrlOut = true; } else { if (portTypes & LV2_PORT_DATA_MIDI_EVENT) fEventsOut.data[j].port = (CarlaEngineEventPort*)pData->client->addPort(kEnginePortTypeEvent, portName, false); if (LV2_IS_PORT_DESIGNATION_CONTROL(fRdfDescriptor->Ports[i].Designation)) { fEventsOut.ctrl = &fEventsOut.data[j]; fEventsOut.ctrlIndex = j; } } } else carla_stderr2("WARNING - Got a broken Port (Atom-Sequence, but not input or output)"); } else if (LV2_IS_PORT_EVENT(portTypes)) { if (LV2_IS_PORT_INPUT(portTypes)) { const uint32_t j = iEvIn++; fDescriptor->connect_port(fHandle, i, fEventsIn.data[j].event); if (fHandle2 != nullptr) fDescriptor->connect_port(fHandle2, i, fEventsIn.data[j].event); fEventsIn.data[j].rindex = i; if (portTypes & LV2_PORT_DATA_MIDI_EVENT) fEventsIn.data[j].type |= CARLA_EVENT_TYPE_MIDI; if (portTypes & LV2_PORT_DATA_PATCH_MESSAGE) fEventsIn.data[j].type |= CARLA_EVENT_TYPE_MESSAGE; if (portTypes & LV2_PORT_DATA_TIME_POSITION) fEventsIn.data[j].type |= CARLA_EVENT_TYPE_TIME; if (evIns.count() == 1) { fEventsIn.ctrl = &fEventsIn.data[j]; fEventsIn.ctrlIndex = j; if (portTypes & LV2_PORT_DATA_MIDI_EVENT) needsCtrlIn = true; } else { if (portTypes & LV2_PORT_DATA_MIDI_EVENT) fEventsIn.data[j].port = (CarlaEngineEventPort*)pData->client->addPort(kEnginePortTypeEvent, portName, true); if (LV2_IS_PORT_DESIGNATION_CONTROL(fRdfDescriptor->Ports[i].Designation)) { fEventsIn.ctrl = &fEventsIn.data[j]; fEventsIn.ctrlIndex = j; } } } else if (LV2_IS_PORT_OUTPUT(portTypes)) { const uint32_t j = iEvOut++; fDescriptor->connect_port(fHandle, i, fEventsOut.data[j].event); if (fHandle2 != nullptr) fDescriptor->connect_port(fHandle2, i, fEventsOut.data[j].event); fEventsOut.data[j].rindex = i; if (portTypes & LV2_PORT_DATA_MIDI_EVENT) fEventsOut.data[j].type |= CARLA_EVENT_TYPE_MIDI; if (portTypes & LV2_PORT_DATA_PATCH_MESSAGE) fEventsOut.data[j].type |= CARLA_EVENT_TYPE_MESSAGE; if (portTypes & LV2_PORT_DATA_TIME_POSITION) fEventsOut.data[j].type |= CARLA_EVENT_TYPE_TIME; if (evOuts.count() == 1) { fEventsOut.ctrl = &fEventsOut.data[j]; fEventsOut.ctrlIndex = j; if (portTypes & LV2_PORT_DATA_MIDI_EVENT) needsCtrlOut = true; } else { if (portTypes & LV2_PORT_DATA_MIDI_EVENT) fEventsOut.data[j].port = (CarlaEngineEventPort*)pData->client->addPort(kEnginePortTypeEvent, portName, false); if (LV2_IS_PORT_DESIGNATION_CONTROL(fRdfDescriptor->Ports[i].Designation)) { fEventsOut.ctrl = &fEventsOut.data[j]; fEventsOut.ctrlIndex = j; } } } else carla_stderr2("WARNING - Got a broken Port (Event, but not input or output)"); } else if (LV2_IS_PORT_MIDI_LL(portTypes)) { if (LV2_IS_PORT_INPUT(portTypes)) { const uint32_t j = iEvIn++; fDescriptor->connect_port(fHandle, i, &fEventsIn.data[j].midi); if (fHandle2 != nullptr) fDescriptor->connect_port(fHandle2, i, &fEventsIn.data[j].midi); fEventsIn.data[j].type |= CARLA_EVENT_TYPE_MIDI; fEventsIn.data[j].rindex = i; if (evIns.count() == 1) { needsCtrlIn = true; fEventsIn.ctrl = &fEventsIn.data[j]; fEventsIn.ctrlIndex = j; } else { fEventsIn.data[j].port = (CarlaEngineEventPort*)pData->client->addPort(kEnginePortTypeEvent, portName, true); if (LV2_IS_PORT_DESIGNATION_CONTROL(fRdfDescriptor->Ports[i].Designation)) { fEventsIn.ctrl = &fEventsIn.data[j]; fEventsIn.ctrlIndex = j; } } } else if (LV2_IS_PORT_OUTPUT(portTypes)) { const uint32_t j = iEvOut++; fDescriptor->connect_port(fHandle, i, &fEventsOut.data[j].midi); if (fHandle2 != nullptr) fDescriptor->connect_port(fHandle2, i, &fEventsOut.data[j].midi); fEventsOut.data[j].type |= CARLA_EVENT_TYPE_MIDI; fEventsOut.data[j].rindex = i; if (evOuts.count() == 1) { needsCtrlOut = true; fEventsOut.ctrl = &fEventsOut.data[j]; fEventsOut.ctrlIndex = j; } else { fEventsOut.data[j].port = (CarlaEngineEventPort*)pData->client->addPort(kEnginePortTypeEvent, portName, false); if (LV2_IS_PORT_DESIGNATION_CONTROL(fRdfDescriptor->Ports[i].Designation)) { fEventsOut.ctrl = &fEventsOut.data[j]; fEventsOut.ctrlIndex = j; } } } else carla_stderr2("WARNING - Got a broken Port (MIDI, but not input or output)"); } else if (LV2_IS_PORT_CONTROL(portTypes)) { const LV2_Property portProps(fRdfDescriptor->Ports[i].Properties); const LV2_Property portDesignation(fRdfDescriptor->Ports[i].Designation); const LV2_RDF_PortPoints portPoints(fRdfDescriptor->Ports[i].Points); const uint32_t j = iCtrl++; pData->param.data[j].index = static_cast(j); pData->param.data[j].rindex = static_cast(i); float min, max, def, step, stepSmall, stepLarge; // min value if (LV2_HAVE_MINIMUM_PORT_POINT(portPoints.Hints)) min = portPoints.Minimum; else min = 0.0f; // max value if (LV2_HAVE_MAXIMUM_PORT_POINT(portPoints.Hints)) max = portPoints.Maximum; else max = 1.0f; if (min > max) max = min; // stupid hack for ir.lv2 (broken plugin) if (std::strcmp(fRdfDescriptor->URI, "http://factorial.hu/plugins/lv2/ir") == 0 && std::strncmp(fRdfDescriptor->Ports[i].Name, "FileHash", 8) == 0) { min = 0.0f; max = (float)0xffffff; } if (max - min == 0.0f) { carla_stderr2("WARNING - Broken plugin parameter '%s': max - min == 0.0f", fRdfDescriptor->Ports[i].Name); max = min + 0.1f; } // default value if (LV2_HAVE_DEFAULT_PORT_POINT(portPoints.Hints)) { def = portPoints.Default; } else { // no default value if (min < 0.0f && max > 0.0f) def = 0.0f; else def = min; } if (def < min) def = min; else if (def > max) def = max; if (LV2_IS_PORT_SAMPLE_RATE(portProps)) { min *= sampleRate; max *= sampleRate; def *= sampleRate; pData->param.data[j].hints |= PARAMETER_USES_SAMPLERATE; } if (LV2_IS_PORT_TOGGLED(portProps)) { step = max - min; stepSmall = step; stepLarge = step; pData->param.data[j].hints |= PARAMETER_IS_BOOLEAN; } else if (LV2_IS_PORT_INTEGER(portProps)) { step = 1.0f; stepSmall = 1.0f; stepLarge = 10.0f; pData->param.data[j].hints |= PARAMETER_IS_INTEGER; } else { float range = max - min; step = range/100.0f; stepSmall = range/1000.0f; stepLarge = range/10.0f; } if (LV2_IS_PORT_INPUT(portTypes)) { pData->param.data[j].type = PARAMETER_INPUT; if (LV2_IS_PORT_DESIGNATION_LATENCY(portDesignation)) { carla_stderr("Plugin has latency input port, this should not happen!"); } else if (LV2_IS_PORT_DESIGNATION_SAMPLE_RATE(portDesignation)) { def = sampleRate; step = 1.0f; stepSmall = 1.0f; stepLarge = 1.0f; pData->param.special[j] = PARAMETER_SPECIAL_SAMPLE_RATE; } else if (LV2_IS_PORT_DESIGNATION_FREEWHEELING(portDesignation)) { pData->param.special[j] = PARAMETER_SPECIAL_FREEWHEEL; } else if (LV2_IS_PORT_DESIGNATION_TIME(portDesignation)) { pData->param.special[j] = PARAMETER_SPECIAL_TIME; } else { pData->param.data[j].hints |= PARAMETER_IS_ENABLED; pData->param.data[j].hints |= PARAMETER_IS_AUTOMABLE; needsCtrlIn = true; } // MIDI CC value const LV2_RDF_PortMidiMap& portMidiMap(fRdfDescriptor->Ports[i].MidiMap); if (LV2_IS_PORT_MIDI_MAP_CC(portMidiMap.Type)) { if (portMidiMap.Number < 0x5F && ! MIDI_IS_CONTROL_BANK_SELECT(portMidiMap.Number)) pData->param.data[j].midiCC = int16_t(portMidiMap.Number); } } else if (LV2_IS_PORT_OUTPUT(portTypes)) { pData->param.data[j].type = PARAMETER_OUTPUT; if (LV2_IS_PORT_DESIGNATION_LATENCY(portDesignation)) { min = 0.0f; max = sampleRate; def = 0.0f; step = 1.0f; stepSmall = 1.0f; stepLarge = 1.0f; pData->param.special[j] = PARAMETER_SPECIAL_LATENCY; CARLA_SAFE_ASSERT(fLatencyIndex == -1); fLatencyIndex = static_cast(j); } else if (LV2_IS_PORT_DESIGNATION_SAMPLE_RATE(portDesignation)) { def = sampleRate; step = 1.0f; stepSmall = 1.0f; stepLarge = 1.0f; pData->param.special[j] = PARAMETER_SPECIAL_SAMPLE_RATE; } else if (LV2_IS_PORT_DESIGNATION_FREEWHEELING(portDesignation)) { carla_stderr("Plugin has freewheeling output port, this should not happen!"); } else if (LV2_IS_PORT_DESIGNATION_TIME(portDesignation)) { pData->param.special[j] = PARAMETER_SPECIAL_TIME; } else { pData->param.data[j].hints |= PARAMETER_IS_ENABLED; pData->param.data[j].hints |= PARAMETER_IS_AUTOMABLE; needsCtrlOut = true; } } else { pData->param.data[j].type = PARAMETER_UNKNOWN; carla_stderr2("WARNING - Got a broken Port (Control, but not input or output)"); } // extra parameter hints if (LV2_IS_PORT_LOGARITHMIC(portProps)) pData->param.data[j].hints |= PARAMETER_IS_LOGARITHMIC; if (LV2_IS_PORT_TRIGGER(portProps)) pData->param.data[j].hints |= PARAMETER_IS_TRIGGER; if (LV2_IS_PORT_STRICT_BOUNDS(portProps)) pData->param.data[j].hints |= PARAMETER_IS_STRICT_BOUNDS; if (LV2_IS_PORT_ENUMERATION(portProps)) pData->param.data[j].hints |= PARAMETER_USES_SCALEPOINTS; // check if parameter is not enabled or automable if (LV2_IS_PORT_NOT_ON_GUI(portProps)) pData->param.data[j].hints &= ~(PARAMETER_IS_ENABLED|PARAMETER_IS_AUTOMABLE); else if (LV2_IS_PORT_CAUSES_ARTIFACTS(portProps) || LV2_IS_PORT_EXPENSIVE(portProps) || LV2_IS_PORT_NOT_AUTOMATIC(portProps)) pData->param.data[j].hints &= ~PARAMETER_IS_AUTOMABLE; pData->param.ranges[j].min = min; pData->param.ranges[j].max = max; pData->param.ranges[j].def = def; pData->param.ranges[j].step = step; pData->param.ranges[j].stepSmall = stepSmall; pData->param.ranges[j].stepLarge = stepLarge; // Start parameters in their default values (except freewheel, which is off by default) if (pData->param.data[j].type == PARAMETER_INPUT && pData->param.special[j] == PARAMETER_SPECIAL_FREEWHEEL) fParamBuffers[j] = min; else fParamBuffers[j] = def; fDescriptor->connect_port(fHandle, i, &fParamBuffers[j]); if (fHandle2 != nullptr) fDescriptor->connect_port(fHandle2, i, &fParamBuffers[j]); } else { // Port Type not supported, but it's optional anyway fDescriptor->connect_port(fHandle, i, nullptr); if (fHandle2 != nullptr) fDescriptor->connect_port(fHandle2, i, nullptr); } } if (needsCtrlIn) { portName.clear(); if (processMode == ENGINE_PROCESS_MODE_SINGLE_CLIENT) { portName = pData->name; portName += ":"; } portName += "events-in"; portName.truncate(portNameSize); pData->event.portIn = (CarlaEngineEventPort*)pData->client->addPort(kEnginePortTypeEvent, portName, true); } if (needsCtrlOut) { portName.clear(); if (processMode == ENGINE_PROCESS_MODE_SINGLE_CLIENT) { portName = pData->name; portName += ":"; } portName += "events-out"; portName.truncate(portNameSize); pData->event.portOut = (CarlaEngineEventPort*)pData->client->addPort(kEnginePortTypeEvent, portName, false); } if (fExt.worker != nullptr || (fUi.type != UI::TYPE_NULL && fEventsIn.count > 0 && (fEventsIn.data[0].type & CARLA_EVENT_DATA_ATOM) != 0)) fAtomBufferIn.createBuffer(eventBufferSize); if (fExt.worker != nullptr || (fUi.type != UI::TYPE_NULL && fEventsOut.count > 0 && (fEventsOut.data[0].type & CARLA_EVENT_DATA_ATOM) != 0)) fAtomBufferOut.createBuffer(eventBufferSize); if (fEventsIn.ctrl != nullptr && fEventsIn.ctrl->port == nullptr) fEventsIn.ctrl->port = pData->event.portIn; if (fEventsOut.ctrl != nullptr && fEventsOut.ctrl->port == nullptr) fEventsOut.ctrl->port = pData->event.portOut; if (forcedStereoIn || forcedStereoOut) pData->options |= PLUGIN_OPTION_FORCE_STEREO; else pData->options &= ~PLUGIN_OPTION_FORCE_STEREO; // plugin hints pData->hints = 0x0; if (isRealtimeSafe()) pData->hints |= PLUGIN_IS_RTSAFE; if (fUi.type != UI::TYPE_NULL) { pData->hints |= PLUGIN_HAS_CUSTOM_UI; if (fUi.type == UI::TYPE_EMBED) pData->hints |= PLUGIN_NEEDS_SINGLE_THREAD; } if (LV2_IS_GENERATOR(fRdfDescriptor->Type[0], fRdfDescriptor->Type[1])) pData->hints |= PLUGIN_IS_SYNTH; if (aOuts > 0 && (aIns == aOuts || aIns == 1)) pData->hints |= PLUGIN_CAN_DRYWET; if (aOuts > 0) pData->hints |= PLUGIN_CAN_VOLUME; if (aOuts >= 2 && aOuts % 2 == 0) pData->hints |= PLUGIN_CAN_BALANCE; // extra plugin hints pData->extraHints = 0x0; if (fExt.state != nullptr || fExt.worker != nullptr) { if ((aIns == 0 || aIns == 2) && (aOuts == 0 || aOuts == 2) && evIns.count() <= 1 && evOuts.count() <= 1) pData->extraHints |= PLUGIN_EXTRA_HINT_CAN_RUN_RACK; } else { if (aIns <= 2 && aOuts <= 2 && (aIns == aOuts || aIns == 0 || aOuts == 0) && evIns.count() <= 1 && evOuts.count() <= 1) pData->extraHints |= PLUGIN_EXTRA_HINT_CAN_RUN_RACK; } // check latency if (fLatencyIndex >= 0) { // we need to pre-run the plugin so it can update its latency control-port float tmpIn [(aIns > 0) ? aIns : 1][2]; float tmpOut[(aOuts > 0) ? aOuts : 1][2]; for (uint32_t j=0; j < aIns; ++j) { tmpIn[j][0] = 0.0f; tmpIn[j][1] = 0.0f; try { fDescriptor->connect_port(fHandle, pData->audioIn.ports[j].rindex, tmpIn[j]); } CARLA_SAFE_EXCEPTION("LV2 connect_port latency input"); } for (uint32_t j=0; j < aOuts; ++j) { tmpOut[j][0] = 0.0f; tmpOut[j][1] = 0.0f; try { fDescriptor->connect_port(fHandle, pData->audioOut.ports[j].rindex, tmpOut[j]); } CARLA_SAFE_EXCEPTION("LV2 connect_port latency output"); } if (fDescriptor->activate != nullptr) { try { fDescriptor->activate(fHandle); } CARLA_SAFE_EXCEPTION("LV2 latency activate"); } try { fDescriptor->run(fHandle, 2); } CARLA_SAFE_EXCEPTION("LV2 latency run"); if (fDescriptor->deactivate != nullptr) { try { fDescriptor->deactivate(fHandle); } CARLA_SAFE_EXCEPTION("LV2 latency deactivate"); } const int32_t latency(static_cast(fParamBuffers[fLatencyIndex])); if (latency >= 0) { const uint32_t ulatency(static_cast(latency)); if (pData->latency != ulatency) { carla_stdout("latency = %i", latency); pData->latency = ulatency; pData->client->setLatency(ulatency); #ifndef BUILD_BRIDGE pData->recreateLatencyBuffers(); #endif } } else carla_safe_assert_int("latency >= 0", __FILE__, __LINE__, latency); fLatencyChanged = false; } bufferSizeChanged(pData->engine->getBufferSize()); reloadPrograms(true); evIns.clear(); evOuts.clear(); if (pData->active) activate(); carla_debug("Lv2Plugin::reload() - end"); } void reloadPrograms(const bool doInit) override { carla_debug("Lv2Plugin::reloadPrograms(%s)", bool2str(doInit)); const uint32_t oldCount = pData->midiprog.count; const int32_t current = pData->midiprog.current; // special LV2 programs handling if (doInit) { pData->prog.clear(); const uint32_t presetCount(fRdfDescriptor->PresetCount); if (presetCount > 0) { pData->prog.createNew(presetCount); for (uint32_t i=0; i < presetCount; ++i) pData->prog.names[i] = carla_strdup(fRdfDescriptor->Presets[i].Label); } } // Delete old programs pData->midiprog.clear(); // Query new programs uint32_t newCount = 0; if (fExt.programs != nullptr && fExt.programs->get_program != nullptr && fExt.programs->select_program != nullptr) { for (; fExt.programs->get_program(fHandle, newCount);) ++newCount; } if (newCount > 0) { pData->midiprog.createNew(newCount); // Update data for (uint32_t i=0; i < newCount; ++i) { const LV2_Program_Descriptor* const pdesc(fExt.programs->get_program(fHandle, i)); CARLA_SAFE_ASSERT_CONTINUE(pdesc != nullptr); CARLA_SAFE_ASSERT(pdesc->name != nullptr); pData->midiprog.data[i].bank = pdesc->bank; pData->midiprog.data[i].program = pdesc->program; pData->midiprog.data[i].name = carla_strdup(pdesc->name); } } #ifndef BUILD_BRIDGE // Update OSC Names if (pData->engine->isOscControlRegistered()) { pData->engine->oscSend_control_set_midi_program_count(pData->id, newCount); for (uint32_t i=0; i < newCount; ++i) pData->engine->oscSend_control_set_midi_program_data(pData->id, i, pData->midiprog.data[i].bank, pData->midiprog.data[i].program, pData->midiprog.data[i].name); } #endif if (doInit) { if (newCount > 0) { setMidiProgram(0, false, false, false); } else { // load default state if (const LilvState* state = Lv2WorldClass::getInstance().getState(fDescriptor->URI, (const LV2_URID_Map*)fFeatures[kFeatureIdUridMap]->data)) { lilv_state_restore(state, fExt.state, fHandle, carla_lilv_set_port_value, this, 0, fFeatures); if (fHandle2 != nullptr) lilv_state_restore(state, fExt.state, fHandle2, carla_lilv_set_port_value, this, 0, fFeatures); } } } else { // Check if current program is invalid bool programChanged = false; if (newCount == oldCount+1) { // one midi program added, probably created by user pData->midiprog.current = static_cast(oldCount); programChanged = true; } else if (current < 0 && newCount > 0) { // programs exist now, but not before pData->midiprog.current = 0; programChanged = true; } else if (current >= 0 && newCount == 0) { // programs existed before, but not anymore pData->midiprog.current = -1; programChanged = true; } else if (current >= static_cast(newCount)) { // current midi program > count pData->midiprog.current = 0; programChanged = true; } else { // no change pData->midiprog.current = current; } if (programChanged) setMidiProgram(pData->midiprog.current, true, true, true); pData->engine->callback(ENGINE_CALLBACK_RELOAD_PROGRAMS, pData->id, 0, 0, 0.0f, nullptr); } } // ------------------------------------------------------------------- // Plugin processing void activate() noexcept override { CARLA_SAFE_ASSERT_RETURN(fDescriptor != nullptr,); CARLA_SAFE_ASSERT_RETURN(fHandle != nullptr,); if (fDescriptor->activate != nullptr) { try { fDescriptor->activate(fHandle); } CARLA_SAFE_EXCEPTION("LV2 activate"); if (fHandle2 != nullptr) { try { fDescriptor->activate(fHandle2); } CARLA_SAFE_EXCEPTION("LV2 activate #2"); } } fFirstActive = true; } void deactivate() noexcept override { CARLA_SAFE_ASSERT_RETURN(fDescriptor != nullptr,); CARLA_SAFE_ASSERT_RETURN(fHandle != nullptr,); if (fDescriptor->deactivate != nullptr) { try { fDescriptor->deactivate(fHandle); } CARLA_SAFE_EXCEPTION("LV2 deactivate"); if (fHandle2 != nullptr) { try { fDescriptor->deactivate(fHandle2); } CARLA_SAFE_EXCEPTION("LV2 deactivate #2"); } } } void process(float** const inBuffer, float** const outBuffer, const uint32_t frames) override { // -------------------------------------------------------------------------------------------------------- // Check if active if (! pData->active) { // disable any output sound for (uint32_t i=0; i < pData->audioOut.count; ++i) FloatVectorOperations::clear(outBuffer[i], static_cast(frames)); return; } // -------------------------------------------------------------------------------------------------------- // Event itenerators from different APIs (input) LV2_Atom_Buffer_Iterator evInAtomIters[fEventsIn.count]; LV2_Event_Iterator evInEventIters[fEventsIn.count]; LV2_MIDIState evInMidiStates[fEventsIn.count]; for (uint32_t i=0; i < fEventsIn.count; ++i) { if (fEventsIn.data[i].type & CARLA_EVENT_DATA_ATOM) { lv2_atom_buffer_reset(fEventsIn.data[i].atom, true); lv2_atom_buffer_begin(&evInAtomIters[i], fEventsIn.data[i].atom); } else if (fEventsIn.data[i].type & CARLA_EVENT_DATA_EVENT) { lv2_event_buffer_reset(fEventsIn.data[i].event, LV2_EVENT_AUDIO_STAMP, fEventsIn.data[i].event->data); lv2_event_begin(&evInEventIters[i], fEventsIn.data[i].event); } else if (fEventsIn.data[i].type & CARLA_EVENT_DATA_MIDI_LL) { fEventsIn.data[i].midi.event_count = 0; fEventsIn.data[i].midi.size = 0; evInMidiStates[i].midi = &fEventsIn.data[i].midi; evInMidiStates[i].frame_count = frames; evInMidiStates[i].position = 0; } } for (uint32_t i=0; i < fEventsOut.count; ++i) { if (fEventsOut.data[i].type & CARLA_EVENT_DATA_ATOM) { lv2_atom_buffer_reset(fEventsOut.data[i].atom, false); } else if (fEventsOut.data[i].type & CARLA_EVENT_DATA_EVENT) { lv2_event_buffer_reset(fEventsOut.data[i].event, LV2_EVENT_AUDIO_STAMP, fEventsOut.data[i].event->data); } else if (fEventsOut.data[i].type & CARLA_EVENT_DATA_MIDI_LL) { // not needed } } // -------------------------------------------------------------------------------------------------------- // Check if needs reset if (pData->needsReset) { uint8_t midiData[3] = { 0 }; if (fEventsIn.ctrl != nullptr && (fEventsIn.ctrl->type & CARLA_EVENT_TYPE_MIDI) != 0) { const uint32_t j = fEventsIn.ctrlIndex; if (pData->options & PLUGIN_OPTION_SEND_ALL_SOUND_OFF) { for (uint8_t i=0; i < MAX_MIDI_CHANNELS; ++i) { midiData[0] = static_cast(MIDI_STATUS_CONTROL_CHANGE + i); midiData[1] = MIDI_CONTROL_ALL_NOTES_OFF; if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_ATOM) lv2_atom_buffer_write(&evInAtomIters[j], 0, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_EVENT) lv2_event_write(&evInEventIters[j], 0, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_MIDI_LL) lv2midi_put_event(&evInMidiStates[j], 0.0, 3, midiData); midiData[0] = static_cast(MIDI_STATUS_CONTROL_CHANGE + i); midiData[1] = MIDI_CONTROL_ALL_SOUND_OFF; if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_ATOM) lv2_atom_buffer_write(&evInAtomIters[j], 0, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_EVENT) lv2_event_write(&evInEventIters[j], 0, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_MIDI_LL) lv2midi_put_event(&evInMidiStates[j], 0.0, 3, midiData); } } else if (pData->ctrlChannel >= 0 && pData->ctrlChannel < MAX_MIDI_CHANNELS) { for (uint8_t k=0; k < MAX_MIDI_NOTE; ++k) { midiData[0] = static_cast(MIDI_STATUS_NOTE_OFF + pData->ctrlChannel); midiData[1] = k; if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_ATOM) lv2_atom_buffer_write(&evInAtomIters[k], 0, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_EVENT) lv2_event_write(&evInEventIters[k], 0, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_MIDI_LL) lv2midi_put_event(&evInMidiStates[k], 0.0, 3, midiData); } } } #ifndef BUILD_BRIDGE if (pData->latency > 0) { for (uint32_t i=0; i < pData->audioIn.count; ++i) FloatVectorOperations::clear(pData->latencyBuffers[i], static_cast(pData->latency)); } #endif pData->needsReset = false; } // -------------------------------------------------------------------------------------------------------- // TimeInfo const EngineTimeInfo& timeInfo(pData->engine->getTimeInfo()); if (fFirstActive || fLastTimeInfo != timeInfo) { bool doPostRt; int32_t rindex; // update input ports for (uint32_t k=0; k < pData->param.count; ++k) { if (pData->param.data[k].type != PARAMETER_INPUT) continue; if (pData->param.special[k] != PARAMETER_SPECIAL_TIME) continue; doPostRt = false; rindex = pData->param.data[k].rindex; CARLA_SAFE_ASSERT_CONTINUE(rindex >= 0 && rindex < static_cast(fRdfDescriptor->PortCount)); switch (fRdfDescriptor->Ports[rindex].Designation) { // Non-BBT case LV2_PORT_DESIGNATION_TIME_SPEED: if (fLastTimeInfo.playing != timeInfo.playing) { fParamBuffers[k] = timeInfo.playing ? 1.0f : 0.0f; doPostRt = true; } break; case LV2_PORT_DESIGNATION_TIME_FRAME: if (fLastTimeInfo.frame != timeInfo.frame) { fParamBuffers[k] = static_cast(timeInfo.frame); doPostRt = true; } break; case LV2_PORT_DESIGNATION_TIME_FRAMES_PER_SECOND: break; // BBT case LV2_PORT_DESIGNATION_TIME_BAR: if ((timeInfo.valid & EngineTimeInfo::kValidBBT) != 0 && fLastTimeInfo.bbt.bar != timeInfo.bbt.bar) { fParamBuffers[k] = static_cast(timeInfo.bbt.bar - 1); doPostRt = true; } break; case LV2_PORT_DESIGNATION_TIME_BAR_BEAT: if ((timeInfo.valid & EngineTimeInfo::kValidBBT) != 0 && (fLastTimeInfo.bbt.tick != timeInfo.bbt.tick || fLastTimeInfo.bbt.ticksPerBeat != timeInfo.bbt.ticksPerBeat)) { fParamBuffers[k] = static_cast(static_cast(timeInfo.bbt.beat) - 1.0 + (static_cast(timeInfo.bbt.tick) / timeInfo.bbt.ticksPerBeat)); doPostRt = true; } break; case LV2_PORT_DESIGNATION_TIME_BEAT: if ((timeInfo.valid & EngineTimeInfo::kValidBBT) != 0 && fLastTimeInfo.bbt.beat != timeInfo.bbt.beat) { fParamBuffers[k] = static_cast(timeInfo.bbt.beat - 1); doPostRt = true; } break; case LV2_PORT_DESIGNATION_TIME_BEAT_UNIT: if ((timeInfo.valid & EngineTimeInfo::kValidBBT) != 0 && fLastTimeInfo.bbt.beatType != timeInfo.bbt.beatType) { fParamBuffers[k] = timeInfo.bbt.beatType; doPostRt = true; } break; case LV2_PORT_DESIGNATION_TIME_BEATS_PER_BAR: if ((timeInfo.valid & EngineTimeInfo::kValidBBT) != 0 && fLastTimeInfo.bbt.beatsPerBar != timeInfo.bbt.beatsPerBar) { fParamBuffers[k] = timeInfo.bbt.beatsPerBar; doPostRt = true; } break; case LV2_PORT_DESIGNATION_TIME_BEATS_PER_MINUTE: if ((timeInfo.valid & EngineTimeInfo::kValidBBT) != 0 && fLastTimeInfo.bbt.beatsPerMinute != timeInfo.bbt.beatsPerMinute) { fParamBuffers[k] = static_cast(timeInfo.bbt.beatsPerMinute); doPostRt = true; } break; } if (doPostRt) pData->postponeRtEvent(kPluginPostRtEventParameterChange, static_cast(k), 1, fParamBuffers[k]); } for (uint32_t i=0; i < fEventsIn.count; ++i) { if ((fEventsIn.data[i].type & CARLA_EVENT_DATA_ATOM) == 0 || (fEventsIn.data[i].type & CARLA_EVENT_TYPE_TIME) == 0) continue; uint8_t timeInfoBuf[256]; lv2_atom_forge_set_buffer(&fAtomForge, timeInfoBuf, sizeof(timeInfoBuf)); LV2_Atom_Forge_Frame forgeFrame; lv2_atom_forge_object(&fAtomForge, &forgeFrame, CARLA_URI_MAP_ID_NULL, CARLA_URI_MAP_ID_TIME_POSITION); lv2_atom_forge_key(&fAtomForge, CARLA_URI_MAP_ID_TIME_SPEED); lv2_atom_forge_float(&fAtomForge, timeInfo.playing ? 1.0f : 0.0f); lv2_atom_forge_key(&fAtomForge, CARLA_URI_MAP_ID_TIME_FRAME); lv2_atom_forge_long(&fAtomForge, static_cast(timeInfo.frame)); if (timeInfo.valid & EngineTimeInfo::kValidBBT) { lv2_atom_forge_key(&fAtomForge, CARLA_URI_MAP_ID_TIME_BAR); lv2_atom_forge_long(&fAtomForge, timeInfo.bbt.bar - 1); lv2_atom_forge_key(&fAtomForge, CARLA_URI_MAP_ID_TIME_BAR_BEAT); lv2_atom_forge_float(&fAtomForge, static_cast(static_cast(timeInfo.bbt.beat) - 1.0 + (static_cast(timeInfo.bbt.tick) / timeInfo.bbt.ticksPerBeat))); lv2_atom_forge_key(&fAtomForge, CARLA_URI_MAP_ID_TIME_BEAT); lv2_atom_forge_double(&fAtomForge, timeInfo.bbt.beat -1); lv2_atom_forge_key(&fAtomForge, CARLA_URI_MAP_ID_TIME_BEAT_UNIT); lv2_atom_forge_int(&fAtomForge, static_cast(timeInfo.bbt.beatType)); lv2_atom_forge_key(&fAtomForge, CARLA_URI_MAP_ID_TIME_BEATS_PER_BAR); lv2_atom_forge_float(&fAtomForge, timeInfo.bbt.beatsPerBar); lv2_atom_forge_key(&fAtomForge, CARLA_URI_MAP_ID_TIME_BEATS_PER_MINUTE); lv2_atom_forge_float(&fAtomForge, static_cast(timeInfo.bbt.beatsPerMinute)); } lv2_atom_forge_pop(&fAtomForge, &forgeFrame); LV2_Atom* const atom((LV2_Atom*)timeInfoBuf); CARLA_SAFE_ASSERT_BREAK(atom->size < 256); // send only deprecated blank object for now lv2_atom_buffer_write(&evInAtomIters[i], 0, 0, CARLA_URI_MAP_ID_ATOM_BLANK, atom->size, LV2_ATOM_BODY_CONST(atom)); // for atom:object //lv2_atom_buffer_write(&evInAtomIters[i], 0, 0, atom->type, atom->size, LV2_ATOM_BODY_CONST(atom)); } pData->postRtEvents.trySplice(); carla_copyStruct(fLastTimeInfo, timeInfo); } // -------------------------------------------------------------------------------------------------------- // CV ports float* cvInBuf[fCvIn.count /*> 0 ? fCvIn.count : 1*/]; float* cvOutBuf[fCvOut.count /*> 0 ? fCvOut.count : 1*/]; for (uint32_t i=0; i < fCvIn.count; ++i) { CARLA_SAFE_ASSERT_CONTINUE(fCvIn.ports[i].port != nullptr); cvInBuf[i] = fCvIn.ports[i].port->getBuffer(); } for (uint32_t i=0; i < fCvOut.count; ++i) { CARLA_SAFE_ASSERT_CONTINUE(fCvOut.ports[i].port != nullptr); cvOutBuf[i] = fCvOut.ports[i].port->getBuffer(); } // -------------------------------------------------------------------------------------------------------- // Event Input and Processing if (fEventsIn.ctrl != nullptr) { // ---------------------------------------------------------------------------------------------------- // Message Input if (fAtomBufferIn.tryLock()) { if (fAtomBufferIn.isDataAvailableForReading()) { const LV2_Atom* atom; uint32_t j, portIndex; for (; fAtomBufferIn.get(atom, portIndex);) { j = (portIndex < fEventsIn.count) ? portIndex : fEventsIn.ctrlIndex; if (atom->type == CARLA_URI_MAP_ID_CARLA_ATOM_WORKER) { CARLA_SAFE_ASSERT_CONTINUE(fExt.worker != nullptr && fExt.worker->work_response != nullptr); fExt.worker->work_response(fHandle, atom->size, LV2_ATOM_BODY_CONST(atom)); } else if (! lv2_atom_buffer_write(&evInAtomIters[j], 0, 0, atom->type, atom->size, LV2_ATOM_BODY_CONST(atom))) { carla_stdout("Event input buffer full, at least 1 message lost"); continue; } } } fAtomBufferIn.unlock(); } // ---------------------------------------------------------------------------------------------------- // MIDI Input (External) if (pData->extNotes.mutex.tryLock()) { if ((fEventsIn.ctrl->type & CARLA_EVENT_TYPE_MIDI) == 0) { // does not handle MIDI pData->extNotes.data.clear(); } else { const uint32_t j = fEventsIn.ctrlIndex; for (RtLinkedList::Itenerator it = pData->extNotes.data.begin(); it.valid(); it.next()) { const ExternalMidiNote& note(it.getValue()); CARLA_SAFE_ASSERT_CONTINUE(note.channel >= 0 && note.channel < MAX_MIDI_CHANNELS); uint8_t midiEvent[3]; midiEvent[0] = static_cast((note.velo > 0 ? MIDI_STATUS_NOTE_ON : MIDI_STATUS_NOTE_OFF) | (note.channel & MIDI_CHANNEL_BIT)); midiEvent[1] = note.note; midiEvent[2] = note.velo; if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_ATOM) lv2_atom_buffer_write(&evInAtomIters[j], 0, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiEvent); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_EVENT) lv2_event_write(&evInEventIters[j], 0, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiEvent); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_MIDI_LL) lv2midi_put_event(&evInMidiStates[j], 0.0, 3, midiEvent); } pData->extNotes.data.clear(); } pData->extNotes.mutex.unlock(); } // End of MIDI Input (External) // ---------------------------------------------------------------------------------------------------- // Event Input (System) bool allNotesOffSent = false; bool isSampleAccurate = (pData->options & PLUGIN_OPTION_FIXED_BUFFERS) == 0; uint32_t numEvents = (fEventsIn.ctrl->port != nullptr) ? fEventsIn.ctrl->port->getEventCount() : 0; uint32_t startTime = 0; uint32_t timeOffset = 0; uint32_t nextBankId; if (pData->midiprog.current >= 0 && pData->midiprog.count > 0) nextBankId = pData->midiprog.data[pData->midiprog.current].bank; else nextBankId = 0; for (uint32_t i=0; i < numEvents; ++i) { const EngineEvent& event(fEventsIn.ctrl->port->getEvent(i)); if (event.time >= frames) continue; CARLA_ASSERT_INT2(event.time >= timeOffset, event.time, timeOffset); if (isSampleAccurate && event.time > timeOffset) { if (processSingle(inBuffer, outBuffer, cvInBuf, cvOutBuf, event.time - timeOffset, timeOffset)) { startTime = 0; timeOffset = event.time; if (pData->midiprog.current >= 0 && pData->midiprog.count > 0) nextBankId = pData->midiprog.data[pData->midiprog.current].bank; else nextBankId = 0; // reset iters const uint32_t j = fEventsIn.ctrlIndex; if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_ATOM) { lv2_atom_buffer_reset(fEventsIn.data[j].atom, true); lv2_atom_buffer_begin(&evInAtomIters[j], fEventsIn.data[j].atom); } else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_EVENT) { lv2_event_buffer_reset(fEventsIn.data[j].event, LV2_EVENT_AUDIO_STAMP, fEventsIn.data[j].event->data); lv2_event_begin(&evInEventIters[j], fEventsIn.data[j].event); } else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_MIDI_LL) { fEventsIn.data[j].midi.event_count = 0; fEventsIn.data[j].midi.size = 0; evInMidiStates[j].position = event.time; } } else startTime += timeOffset; } switch (event.type) { case kEngineEventTypeNull: break; case kEngineEventTypeControl: { const EngineControlEvent& ctrlEvent(event.ctrl); switch (ctrlEvent.type) { case kEngineControlEventTypeNull: break; case kEngineControlEventTypeParameter: { #ifndef BUILD_BRIDGE // Control backend stuff if (event.channel == pData->ctrlChannel) { float value; if (MIDI_IS_CONTROL_BREATH_CONTROLLER(ctrlEvent.param) && (pData->hints & PLUGIN_CAN_DRYWET) != 0) { value = ctrlEvent.value; setDryWet(value, false, false); pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_DRYWET, 0, value); break; } if (MIDI_IS_CONTROL_CHANNEL_VOLUME(ctrlEvent.param) && (pData->hints & PLUGIN_CAN_VOLUME) != 0) { value = ctrlEvent.value*127.0f/100.0f; setVolume(value, false, false); pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_VOLUME, 0, value); break; } if (MIDI_IS_CONTROL_BALANCE(ctrlEvent.param) && (pData->hints & PLUGIN_CAN_BALANCE) != 0) { float left, right; value = ctrlEvent.value/0.5f - 1.0f; if (value < 0.0f) { left = -1.0f; right = (value*2.0f)+1.0f; } else if (value > 0.0f) { left = (value*2.0f)-1.0f; right = 1.0f; } else { left = -1.0f; right = 1.0f; } setBalanceLeft(left, false, false); setBalanceRight(right, false, false); pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_BALANCE_LEFT, 0, left); pData->postponeRtEvent(kPluginPostRtEventParameterChange, PARAMETER_BALANCE_RIGHT, 0, right); break; } } #endif // Control plugin parameters uint32_t k; for (k=0; k < pData->param.count; ++k) { if (pData->param.data[k].midiChannel != event.channel) continue; if (pData->param.data[k].midiCC != ctrlEvent.param) continue; if (pData->param.data[k].type != PARAMETER_INPUT) continue; if ((pData->param.data[k].hints & PARAMETER_IS_AUTOMABLE) == 0) continue; float value; if (pData->param.data[k].hints & PARAMETER_IS_BOOLEAN) { value = (ctrlEvent.value < 0.5f) ? pData->param.ranges[k].min : pData->param.ranges[k].max; } else { value = pData->param.ranges[k].getUnnormalizedValue(ctrlEvent.value); if (pData->param.data[k].hints & PARAMETER_IS_INTEGER) value = std::rint(value); } setParameterValue(k, value, false, false, false); pData->postponeRtEvent(kPluginPostRtEventParameterChange, static_cast(k), 0, value); break; } // check if event is already handled if (k != pData->param.count) break; if ((pData->options & PLUGIN_OPTION_SEND_CONTROL_CHANGES) != 0 && ctrlEvent.param <= 0x5F) { uint8_t midiData[3]; midiData[0] = static_cast(MIDI_STATUS_CONTROL_CHANGE + i); midiData[1] = static_cast(ctrlEvent.param); midiData[2] = uint8_t(ctrlEvent.value*127.0f); const uint32_t mtime(isSampleAccurate ? startTime : event.time); if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_ATOM) lv2_atom_buffer_write(&evInAtomIters[fEventsIn.ctrlIndex], mtime, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_EVENT) lv2_event_write(&evInEventIters[fEventsIn.ctrlIndex], mtime, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_MIDI_LL) lv2midi_put_event(&evInMidiStates[fEventsIn.ctrlIndex], mtime, 3, midiData); } break; } // case kEngineControlEventTypeParameter case kEngineControlEventTypeMidiBank: if (event.channel == pData->ctrlChannel && (pData->options & PLUGIN_OPTION_MAP_PROGRAM_CHANGES) != 0) nextBankId = ctrlEvent.param; break; case kEngineControlEventTypeMidiProgram: if (event.channel == pData->ctrlChannel && (pData->options & PLUGIN_OPTION_MAP_PROGRAM_CHANGES) != 0) { const uint32_t nextProgramId = ctrlEvent.param; for (uint32_t k=0; k < pData->midiprog.count; ++k) { if (pData->midiprog.data[k].bank == nextBankId && pData->midiprog.data[k].program == nextProgramId) { const int32_t index(static_cast(k)); setMidiProgram(index, false, false, false); pData->postponeRtEvent(kPluginPostRtEventMidiProgramChange, index, 0, 0.0f); break; } } } break; case kEngineControlEventTypeAllSoundOff: if (pData->options & PLUGIN_OPTION_SEND_ALL_SOUND_OFF) { const uint32_t mtime(isSampleAccurate ? startTime : event.time); uint8_t midiData[3]; midiData[0] = static_cast(MIDI_STATUS_CONTROL_CHANGE + i); midiData[1] = MIDI_CONTROL_ALL_SOUND_OFF; midiData[2] = 0; if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_ATOM) lv2_atom_buffer_write(&evInAtomIters[fEventsIn.ctrlIndex], mtime, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_EVENT) lv2_event_write(&evInEventIters[fEventsIn.ctrlIndex], mtime, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_MIDI_LL) lv2midi_put_event(&evInMidiStates[fEventsIn.ctrlIndex], mtime, 3, midiData); } break; case kEngineControlEventTypeAllNotesOff: if (pData->options & PLUGIN_OPTION_SEND_ALL_SOUND_OFF) { if (event.channel == pData->ctrlChannel && ! allNotesOffSent) { allNotesOffSent = true; sendMidiAllNotesOffToCallback(); } const uint32_t mtime(isSampleAccurate ? startTime : event.time); uint8_t midiData[3]; midiData[0] = static_cast(MIDI_STATUS_CONTROL_CHANGE + i); midiData[1] = MIDI_CONTROL_ALL_NOTES_OFF; midiData[2] = 0; if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_ATOM) lv2_atom_buffer_write(&evInAtomIters[fEventsIn.ctrlIndex], mtime, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_EVENT) lv2_event_write(&evInEventIters[fEventsIn.ctrlIndex], mtime, 0, CARLA_URI_MAP_ID_MIDI_EVENT, 3, midiData); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_MIDI_LL) lv2midi_put_event(&evInMidiStates[fEventsIn.ctrlIndex], mtime, 3, midiData); } break; } // switch (ctrlEvent.type) break; } // case kEngineEventTypeControl case kEngineEventTypeMidi: { const EngineMidiEvent& midiEvent(event.midi); uint8_t status = uint8_t(MIDI_GET_STATUS_FROM_DATA(midiEvent.data)); uint8_t channel = event.channel; uint32_t mtime = isSampleAccurate ? startTime : event.time; // Fix bad note-off (per LV2 spec) if (MIDI_IS_STATUS_NOTE_ON(status) && midiEvent.data[2] == 0) status = MIDI_STATUS_NOTE_OFF; if (status == MIDI_STATUS_CHANNEL_PRESSURE && (pData->options & PLUGIN_OPTION_SEND_CHANNEL_PRESSURE) == 0) continue; if (status == MIDI_STATUS_CONTROL_CHANGE && (pData->options & PLUGIN_OPTION_SEND_CONTROL_CHANGES) == 0) continue; if (status == MIDI_STATUS_POLYPHONIC_AFTERTOUCH && (pData->options & PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH) == 0) continue; if (status == MIDI_STATUS_PITCH_WHEEL_CONTROL && (pData->options & PLUGIN_OPTION_SEND_PITCHBEND) == 0) continue; const uint32_t j = fEventsIn.ctrlIndex; if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_ATOM) lv2_atom_buffer_write(&evInAtomIters[j], mtime, 0, CARLA_URI_MAP_ID_MIDI_EVENT, midiEvent.size, midiEvent.data); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_EVENT) lv2_event_write(&evInEventIters[j], mtime, 0, CARLA_URI_MAP_ID_MIDI_EVENT, midiEvent.size, midiEvent.data); else if (fEventsIn.ctrl->type & CARLA_EVENT_DATA_MIDI_LL) lv2midi_put_event(&evInMidiStates[j], mtime, midiEvent.size, midiEvent.data); if (status == MIDI_STATUS_NOTE_ON) pData->postponeRtEvent(kPluginPostRtEventNoteOn, channel, midiEvent.data[1], midiEvent.data[2]); else if (status == MIDI_STATUS_NOTE_OFF) pData->postponeRtEvent(kPluginPostRtEventNoteOff, channel, midiEvent.data[1], 0.0f); break; } // case kEngineEventTypeMidi } // switch (event.type) } pData->postRtEvents.trySplice(); if (frames > timeOffset) processSingle(inBuffer, outBuffer, cvInBuf, cvOutBuf, frames - timeOffset, timeOffset); } // End of Event Input and Processing // -------------------------------------------------------------------------------------------------------- // Plugin processing (no events) else { processSingle(inBuffer, outBuffer, cvInBuf, cvOutBuf, frames, 0); } // End of Plugin processing (no events) #ifndef BUILD_BRIDGE // -------------------------------------------------------------------------------------------------------- // Latency, save values for next callback if (fLatencyIndex != -1) { if (pData->latency != static_cast(fParamBuffers[fLatencyIndex])) { fLatencyChanged = true; } else if (pData->latency > 0) { if (pData->latency <= frames) { for (uint32_t i=0; i < pData->audioIn.count; ++i) FloatVectorOperations::copy(pData->latencyBuffers[i], inBuffer[i]+(frames-pData->latency), static_cast(pData->latency)); } else { for (uint32_t i=0, j, k; i < pData->audioIn.count; ++i) { for (k=0; k < pData->latency-frames; ++k) pData->latencyBuffers[i][k] = pData->latencyBuffers[i][k+frames]; for (j=0; k < pData->latency; ++j, ++k) pData->latencyBuffers[i][k] = inBuffer[i][j]; } } } } #endif // -------------------------------------------------------------------------------------------------------- // MIDI Output if (fEventsOut.ctrl != nullptr) { if (fEventsOut.ctrl->type & CARLA_EVENT_DATA_ATOM) { const LV2_Atom_Event* ev; LV2_Atom_Buffer_Iterator iter; uint8_t* data; lv2_atom_buffer_begin(&iter, fEventsOut.ctrl->atom); for (;;) { data = nullptr; ev = lv2_atom_buffer_get(&iter, &data); if (ev == nullptr || ev->body.size == 0 || data == nullptr) break; if (ev->body.type == CARLA_URI_MAP_ID_MIDI_EVENT) { if (fEventsOut.ctrl->port != nullptr) { CARLA_SAFE_ASSERT_CONTINUE(ev->time.frames >= 0); CARLA_SAFE_ASSERT_CONTINUE(ev->body.size < 0xFF); fEventsOut.ctrl->port->writeMidiEvent(static_cast(ev->time.frames), static_cast(ev->body.size), data); } } else //if (ev->body.type == CARLA_URI_MAP_ID_ATOM_BLANK) { //carla_stdout("Got out event, %s", carla_lv2_urid_unmap(this, ev->body.type)); fAtomBufferOut.put(&ev->body, fEventsOut.ctrl->rindex); } lv2_atom_buffer_increment(&iter); } } else if ((fEventsOut.ctrl->type & CARLA_EVENT_DATA_EVENT) != 0 && fEventsOut.ctrl->port != nullptr) { const LV2_Event* ev; LV2_Event_Iterator iter; uint8_t* data; lv2_event_begin(&iter, fEventsOut.ctrl->event); for (;;) { data = nullptr; ev = lv2_event_get(&iter, &data); if (ev == nullptr || data == nullptr) break; if (ev->type == CARLA_URI_MAP_ID_MIDI_EVENT) { CARLA_SAFE_ASSERT_CONTINUE(ev->size < 0xFF); fEventsOut.ctrl->port->writeMidiEvent(ev->frames, static_cast(ev->size), data); } lv2_event_increment(&iter); } } else if ((fEventsOut.ctrl->type & CARLA_EVENT_DATA_MIDI_LL) != 0 && fEventsOut.ctrl->port != nullptr) { LV2_MIDIState state = { &fEventsOut.ctrl->midi, frames, 0 }; uint32_t eventSize; double eventTime; uchar* eventData; for (;;) { eventSize = 0; eventTime = 0.0; eventData = nullptr; lv2midi_get_event(&state, &eventTime, &eventSize, &eventData); if (eventData == nullptr || eventSize == 0) break; CARLA_SAFE_ASSERT_CONTINUE(eventSize < 0xFF); CARLA_SAFE_ASSERT_CONTINUE(eventTime >= 0.0); fEventsOut.ctrl->port->writeMidiEvent(static_cast(eventTime), static_cast(eventSize), eventData); lv2midi_step(&state); } } } // -------------------------------------------------------------------------------------------------------- // Control Output if (pData->event.portOut != nullptr) { uint8_t channel; uint16_t param; float value; for (uint32_t k=0; k < pData->param.count; ++k) { if (pData->param.data[k].type != PARAMETER_OUTPUT) continue; pData->param.ranges[k].fixValue(fParamBuffers[k]); if (pData->param.data[k].midiCC > 0) { channel = pData->param.data[k].midiChannel; param = static_cast(pData->param.data[k].midiCC); value = pData->param.ranges[k].getNormalizedValue(fParamBuffers[k]); pData->event.portOut->writeControlEvent(0, channel, kEngineControlEventTypeParameter, param, value); } } } // End of Control Output // -------------------------------------------------------------------------------------------------------- // Final work if (fExt.worker != nullptr && fExt.worker->end_run != nullptr) { fExt.worker->end_run(fHandle); if (fHandle2 != nullptr) fExt.worker->end_run(fHandle2); } fFirstActive = false; // -------------------------------------------------------------------------------------------------------- } bool processSingle(float** const audioInBuf, float** const audioOutBuf, float** const cvInBuf, float** const cvOutBuf, const uint32_t frames, const uint32_t timeOffset) { CARLA_SAFE_ASSERT_RETURN(frames > 0, false); if (pData->audioIn.count > 0) { CARLA_SAFE_ASSERT_RETURN(audioInBuf != nullptr, false); } if (pData->audioOut.count > 0) { CARLA_SAFE_ASSERT_RETURN(audioOutBuf != nullptr, false); } if (fCvIn.count > 0) { CARLA_SAFE_ASSERT_RETURN(cvInBuf != nullptr, false); } if (fCvOut.count > 0) { CARLA_SAFE_ASSERT_RETURN(cvOutBuf != nullptr, false); } // -------------------------------------------------------------------------------------------------------- // Try lock, silence otherwise if (pData->engine->isOffline()) { pData->singleMutex.lock(); } else if (! pData->singleMutex.tryLock()) { for (uint32_t i=0; i < pData->audioOut.count; ++i) { for (uint32_t k=0; k < frames; ++k) audioOutBuf[i][k+timeOffset] = 0.0f; } return false; } // -------------------------------------------------------------------------------------------------------- // Set audio buffers for (uint32_t i=0; i < pData->audioIn.count; ++i) FloatVectorOperations::copy(fAudioInBuffers[i], audioInBuf[i]+timeOffset, static_cast(frames)); for (uint32_t i=0; i < pData->audioOut.count; ++i) FloatVectorOperations::clear(fAudioOutBuffers[i], static_cast(frames)); // -------------------------------------------------------------------------------------------------------- // Set CV buffers for (uint32_t i=0; i < fCvIn.count; ++i) FloatVectorOperations::copy(fCvInBuffers[i], cvInBuf[i]+timeOffset, static_cast(frames)); for (uint32_t i=0; i < fCvOut.count; ++i) FloatVectorOperations::clear(fCvOutBuffers[i], static_cast(frames)); // -------------------------------------------------------------------------------------------------------- // Run plugin fDescriptor->run(fHandle, frames); if (fHandle2 != nullptr) fDescriptor->run(fHandle2, frames); // -------------------------------------------------------------------------------------------------------- // Handle trigger parameters for (uint32_t k=0; k < pData->param.count; ++k) { if (pData->param.data[k].type != PARAMETER_INPUT) continue; if (pData->param.data[k].hints & PARAMETER_IS_TRIGGER) { if (fParamBuffers[k] != pData->param.ranges[k].def) { fParamBuffers[k] = pData->param.ranges[k].def; pData->postponeRtEvent(kPluginPostRtEventParameterChange, static_cast(k), 0, fParamBuffers[k]); } } } pData->postRtEvents.trySplice(); #ifndef BUILD_BRIDGE // -------------------------------------------------------------------------------------------------------- // Post-processing (dry/wet, volume and balance) { const bool doDryWet = (pData->hints & PLUGIN_CAN_DRYWET) != 0 && pData->postProc.dryWet != 1.0f; const bool doBalance = (pData->hints & PLUGIN_CAN_BALANCE) != 0 && (pData->postProc.balanceLeft != -1.0f || pData->postProc.balanceRight != 1.0f); const bool isMono = (pData->audioIn.count == 1); bool isPair; float bufValue, oldBufLeft[doBalance ? frames : 1]; for (uint32_t i=0; i < pData->audioOut.count; ++i) { // Dry/Wet if (doDryWet) { for (uint32_t k=0; k < frames; ++k) { if (k < pData->latency) bufValue = pData->latencyBuffers[isMono ? 0 : i][k]; else if (pData->latency < frames) bufValue = fAudioInBuffers[isMono ? 0 : i][k-pData->latency]; else bufValue = fAudioInBuffers[isMono ? 0 : i][k]; fAudioOutBuffers[i][k] = (fAudioOutBuffers[i][k] * pData->postProc.dryWet) + (bufValue * (1.0f - pData->postProc.dryWet)); } } // Balance if (doBalance) { isPair = (i % 2 == 0); if (isPair) { CARLA_ASSERT(i+1 < pData->audioOut.count); FloatVectorOperations::copy(oldBufLeft, fAudioOutBuffers[i], static_cast(frames)); } float balRangeL = (pData->postProc.balanceLeft + 1.0f)/2.0f; float balRangeR = (pData->postProc.balanceRight + 1.0f)/2.0f; for (uint32_t k=0; k < frames; ++k) { if (isPair) { // left fAudioOutBuffers[i][k] = oldBufLeft[k] * (1.0f - balRangeL); fAudioOutBuffers[i][k] += fAudioOutBuffers[i+1][k] * (1.0f - balRangeR); } else { // right fAudioOutBuffers[i][k] = fAudioOutBuffers[i][k] * balRangeR; fAudioOutBuffers[i][k] += oldBufLeft[k] * balRangeL; } } } // Volume (and buffer copy) { for (uint32_t k=0; k < frames; ++k) audioOutBuf[i][k+timeOffset] = fAudioOutBuffers[i][k] * pData->postProc.volume; } } } // End of Post-processing #else // BUILD_BRIDGE for (uint32_t i=0; i < pData->audioOut.count; ++i) { for (uint32_t k=0; k < frames; ++k) audioOutBuf[i][k+timeOffset] = fAudioOutBuffers[i][k]; } #endif // -------------------------------------------------------------------------------------------------------- pData->singleMutex.unlock(); return true; } void bufferSizeChanged(const uint32_t newBufferSize) override { CARLA_ASSERT_INT(newBufferSize > 0, newBufferSize); carla_debug("Lv2Plugin::bufferSizeChanged(%i) - start", newBufferSize); for (uint32_t i=0; i < pData->audioIn.count; ++i) { if (fAudioInBuffers[i] != nullptr) delete[] fAudioInBuffers[i]; fAudioInBuffers[i] = new float[newBufferSize]; } for (uint32_t i=0; i < pData->audioOut.count; ++i) { if (fAudioOutBuffers[i] != nullptr) delete[] fAudioOutBuffers[i]; fAudioOutBuffers[i] = new float[newBufferSize]; } if (fHandle2 == nullptr) { for (uint32_t i=0; i < pData->audioIn.count; ++i) { CARLA_ASSERT(fAudioInBuffers[i] != nullptr); fDescriptor->connect_port(fHandle, pData->audioIn.ports[i].rindex, fAudioInBuffers[i]); } for (uint32_t i=0; i < pData->audioOut.count; ++i) { CARLA_ASSERT(fAudioOutBuffers[i] != nullptr); fDescriptor->connect_port(fHandle, pData->audioOut.ports[i].rindex, fAudioOutBuffers[i]); } } else { if (pData->audioIn.count > 0) { CARLA_ASSERT(pData->audioIn.count == 2); CARLA_ASSERT(fAudioInBuffers[0] != nullptr); CARLA_ASSERT(fAudioInBuffers[1] != nullptr); fDescriptor->connect_port(fHandle, pData->audioIn.ports[0].rindex, fAudioInBuffers[0]); fDescriptor->connect_port(fHandle2, pData->audioIn.ports[1].rindex, fAudioInBuffers[1]); } if (pData->audioOut.count > 0) { CARLA_ASSERT(pData->audioOut.count == 2); CARLA_ASSERT(fAudioOutBuffers[0] != nullptr); CARLA_ASSERT(fAudioOutBuffers[1] != nullptr); fDescriptor->connect_port(fHandle, pData->audioOut.ports[0].rindex, fAudioOutBuffers[0]); fDescriptor->connect_port(fHandle2, pData->audioOut.ports[1].rindex, fAudioOutBuffers[1]); } } for (uint32_t i=0; i < fCvIn.count; ++i) { if (fCvInBuffers[i] != nullptr) delete[] fCvInBuffers[i]; fCvInBuffers[i] = new float[newBufferSize]; fDescriptor->connect_port(fHandle, fCvIn.ports[i].rindex, fCvInBuffers[i]); if (fHandle2 != nullptr) fDescriptor->connect_port(fHandle2, fCvIn.ports[i].rindex, fCvInBuffers[i]); } for (uint32_t i=0; i < fCvOut.count; ++i) { if (fCvOutBuffers[i] != nullptr) delete[] fCvOutBuffers[i]; fCvOutBuffers[i] = new float[newBufferSize]; fDescriptor->connect_port(fHandle, fCvOut.ports[i].rindex, fCvOutBuffers[i]); if (fHandle2 != nullptr) fDescriptor->connect_port(fHandle2, fCvOut.ports[i].rindex, fCvOutBuffers[i]); } const int newBufferSizeInt(static_cast(newBufferSize)); if (fLv2Options.maxBufferSize != newBufferSizeInt || (fLv2Options.minBufferSize != 1 && fLv2Options.minBufferSize != newBufferSizeInt)) { fLv2Options.maxBufferSize = newBufferSizeInt; if (fLv2Options.minBufferSize != 1) fLv2Options.minBufferSize = newBufferSizeInt; if (fExt.options != nullptr && fExt.options->set != nullptr) { fExt.options->set(fHandle, &fLv2Options.opts[Lv2PluginOptions::MaxBlockLenth]); fExt.options->set(fHandle, &fLv2Options.opts[Lv2PluginOptions::MinBlockLenth]); } } carla_debug("Lv2Plugin::bufferSizeChanged(%i) - end", newBufferSize); } void sampleRateChanged(const double newSampleRate) override { CARLA_ASSERT_INT(newSampleRate > 0.0, newSampleRate); carla_debug("Lv2Plugin::sampleRateChanged(%g) - start", newSampleRate); if (fLv2Options.sampleRate != newSampleRate) { fLv2Options.sampleRate = newSampleRate; if (fExt.options != nullptr && fExt.options->set != nullptr) fExt.options->set(fHandle, &fLv2Options.opts[Lv2PluginOptions::SampleRate]); } for (uint32_t k=0; k < pData->param.count; ++k) { if (pData->param.data[k].type == PARAMETER_INPUT && pData->param.special[k] == PARAMETER_SPECIAL_SAMPLE_RATE) { fParamBuffers[k] = static_cast(newSampleRate); pData->postponeRtEvent(kPluginPostRtEventParameterChange, static_cast(k), 1, fParamBuffers[k]); break; } } carla_debug("Lv2Plugin::sampleRateChanged(%g) - end", newSampleRate); } void offlineModeChanged(const bool isOffline) override { for (uint32_t k=0; k < pData->param.count; ++k) { if (pData->param.data[k].type == PARAMETER_INPUT && pData->param.special[k] == PARAMETER_SPECIAL_FREEWHEEL) { fParamBuffers[k] = isOffline ? pData->param.ranges[k].max : pData->param.ranges[k].min; pData->postponeRtEvent(kPluginPostRtEventParameterChange, static_cast(k), 1, fParamBuffers[k]); break; } } } // ------------------------------------------------------------------- // Plugin buffers void initBuffers() const noexcept override { fCvIn.initBuffers(); fCvOut.initBuffers(); fEventsIn.initBuffers(); fEventsOut.initBuffers(); CarlaPlugin::initBuffers(); } void clearBuffers() noexcept override { carla_debug("Lv2Plugin::clearBuffers() - start"); if (fAudioInBuffers != nullptr) { for (uint32_t i=0; i < pData->audioIn.count; ++i) { if (fAudioInBuffers[i] != nullptr) { delete[] fAudioInBuffers[i]; fAudioInBuffers[i] = nullptr; } } delete[] fAudioInBuffers; fAudioInBuffers = nullptr; } if (fAudioOutBuffers != nullptr) { for (uint32_t i=0; i < pData->audioOut.count; ++i) { if (fAudioOutBuffers[i] != nullptr) { delete[] fAudioOutBuffers[i]; fAudioOutBuffers[i] = nullptr; } } delete[] fAudioOutBuffers; fAudioOutBuffers = nullptr; } if (fCvInBuffers != nullptr) { for (uint32_t i=0; i < fCvIn.count; ++i) { if (fCvInBuffers[i] != nullptr) { delete[] fCvInBuffers[i]; fCvInBuffers[i] = nullptr; } } delete[] fCvInBuffers; fCvInBuffers = nullptr; } if (fCvOutBuffers != nullptr) { for (uint32_t i=0; i < fCvOut.count; ++i) { if (fCvOutBuffers[i] != nullptr) { delete[] fCvOutBuffers[i]; fCvOutBuffers[i] = nullptr; } } delete[] fCvOutBuffers; fCvOutBuffers = nullptr; } if (fParamBuffers != nullptr) { delete[] fParamBuffers; fParamBuffers = nullptr; } fCvIn.clear(); fCvOut.clear(); fEventsIn.clear(); fEventsOut.clear(); CarlaPlugin::clearBuffers(); carla_debug("Lv2Plugin::clearBuffers() - end"); } // ------------------------------------------------------------------- // OSC stuff bool updateOscDataExtra() override { for (size_t i=CARLA_URI_MAP_ID_COUNT, count=fCustomURIDs.count(); i < count; ++i) osc_send_lv2_urid_map(pData->osc.data, static_cast(i), fCustomURIDs.getAt(i, nullptr)); osc_send_lv2_urid_map(pData->osc.data, CARLA_URI_MAP_ID_NULL, "Complete"); return true; } // ------------------------------------------------------------------- // Post-poned UI Stuff void uiParameterChange(const uint32_t index, const float value) noexcept override { CARLA_SAFE_ASSERT_RETURN(fUi.type != UI::TYPE_NULL,); CARLA_SAFE_ASSERT_RETURN(index < pData->param.count,); if (fUi.type == UI::TYPE_OSC) { if (pData->osc.data.target != nullptr) osc_send_control(pData->osc.data, pData->param.data[index].rindex, value); } else { if (fUi.handle != nullptr && fUi.descriptor != nullptr && fUi.descriptor->port_event != nullptr) { CARLA_SAFE_ASSERT_RETURN(pData->param.data[index].rindex >= 0,); fUi.descriptor->port_event(fUi.handle, static_cast(pData->param.data[index].rindex), sizeof(float), 0, &value); } } } void uiMidiProgramChange(const uint32_t index) noexcept override { CARLA_SAFE_ASSERT_RETURN(fUi.type != UI::TYPE_NULL,); CARLA_SAFE_ASSERT_RETURN(index < pData->midiprog.count,); if (fUi.type == UI::TYPE_OSC) { if (pData->osc.data.target != nullptr) osc_send_midi_program(pData->osc.data, pData->midiprog.data[index].bank, pData->midiprog.data[index].program); } else { if (fExt.uiprograms != nullptr && fExt.uiprograms->select_program != nullptr) fExt.uiprograms->select_program(fUi.handle, pData->midiprog.data[index].bank, pData->midiprog.data[index].program); } } void uiNoteOn(const uint8_t channel, const uint8_t note, const uint8_t velo) noexcept override { CARLA_SAFE_ASSERT_RETURN(fUi.type != UI::TYPE_NULL,); CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS,); CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_NOTE,); CARLA_SAFE_ASSERT_RETURN(velo > 0 && velo < MAX_MIDI_VALUE,); if (fUi.type == UI::TYPE_OSC) { if (pData->osc.data.target != nullptr) { uint8_t midiData[4] = { 0, 0, 0, 0 }; midiData[1] = static_cast(MIDI_STATUS_NOTE_ON + channel); midiData[2] = note; midiData[3] = velo; osc_send_midi(pData->osc.data, midiData); } } else { if (fUi.handle != nullptr && fUi.descriptor != nullptr && fUi.descriptor->port_event != nullptr && fEventsIn.ctrl != nullptr) { LV2_Atom_MidiEvent midiEv; midiEv.event.time.frames = 0; midiEv.event.body.type = CARLA_URI_MAP_ID_MIDI_EVENT; midiEv.event.body.size = 3; midiEv.data[0] = static_cast(MIDI_STATUS_NOTE_ON + channel); midiEv.data[1] = note; midiEv.data[2] = velo; fUi.descriptor->port_event(fUi.handle, fEventsIn.ctrl->rindex, 3, CARLA_URI_MAP_ID_ATOM_TRANSFER_ATOM, &midiEv); } } } void uiNoteOff(const uint8_t channel, const uint8_t note) noexcept override { CARLA_SAFE_ASSERT_RETURN(fUi.type != UI::TYPE_NULL,); CARLA_SAFE_ASSERT_RETURN(channel < MAX_MIDI_CHANNELS,); CARLA_SAFE_ASSERT_RETURN(note < MAX_MIDI_NOTE,); if (fUi.type == UI::TYPE_OSC) { if (pData->osc.data.target != nullptr) { uint8_t midiData[4] = { 0, 0, 0, 0 }; midiData[1] = static_cast(MIDI_STATUS_NOTE_OFF + channel); midiData[2] = note; osc_send_midi(pData->osc.data, midiData); } } else { if (fUi.handle != nullptr && fUi.descriptor != nullptr && fUi.descriptor->port_event != nullptr && fEventsIn.ctrl != nullptr) { LV2_Atom_MidiEvent midiEv; midiEv.event.time.frames = 0; midiEv.event.body.type = CARLA_URI_MAP_ID_MIDI_EVENT; midiEv.event.body.size = 3; midiEv.data[0] = static_cast(MIDI_STATUS_NOTE_OFF + channel); midiEv.data[1] = note; midiEv.data[2] = 0; fUi.descriptor->port_event(fUi.handle, fEventsIn.ctrl->rindex, 3, CARLA_URI_MAP_ID_ATOM_TRANSFER_ATOM, &midiEv); } } } // ------------------------------------------------------------------- bool isRealtimeSafe() const noexcept { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr, false); for (uint32_t i=0; i < fRdfDescriptor->FeatureCount; ++i) { if (std::strcmp(fRdfDescriptor->Features[i].URI, LV2_CORE__hardRTCapable) == 0) return true; } return false; } bool needsFixedBuffer() const noexcept { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr, false); for (uint32_t i=0; i < fRdfDescriptor->FeatureCount; ++i) { if (std::strcmp(fRdfDescriptor->Features[i].URI, LV2_BUF_SIZE__fixedBlockLength) == 0) return true; } return false; } // ------------------------------------------------------------------- bool isUiBridgeable(const uint32_t uiId) const noexcept { CARLA_SAFE_ASSERT_RETURN(uiId < fRdfDescriptor->UICount, false); #ifndef LV2_UIS_ONLY_INPROCESS const LV2_RDF_UI* const rdfUi(&fRdfDescriptor->UIs[uiId]); if (std::strstr(rdfUi->URI, "http://calf.sourceforge.net/plugins/gui/") != nullptr) return false; for (uint32_t i=0; i < rdfUi->FeatureCount; ++i) { if (std::strcmp(rdfUi->Features[i].URI, LV2_INSTANCE_ACCESS_URI) == 0) return false; if (std::strcmp(rdfUi->Features[i].URI, LV2_DATA_ACCESS_URI) == 0) return false; } return true; #else return false; #endif } bool isUiResizable() const noexcept { CARLA_SAFE_ASSERT_RETURN(fUi.rdfDescriptor != nullptr, false); for (uint32_t i=0; i < fUi.rdfDescriptor->FeatureCount; ++i) { if (std::strcmp(fUi.rdfDescriptor->Features[i].URI, LV2_UI__fixedSize) == 0) return false; if (std::strcmp(fUi.rdfDescriptor->Features[i].URI, LV2_UI__noUserResize) == 0) return false; } return true; } const char* getUiBridgeBinary(const LV2_Property type) const { CarlaString bridgeBinary(pData->engine->getOptions().binaryDir); if (bridgeBinary.isEmpty()) return nullptr; #ifdef CARLA_OS_LINUX // test for local build if (bridgeBinary.endsWith("/source/backend/")) bridgeBinary += "../bridges/"; #endif switch (type) { case LV2_UI_GTK2: bridgeBinary += "carla-bridge-lv2-gtk2"; break; case LV2_UI_GTK3: bridgeBinary += "carla-bridge-lv2-gtk3"; break; case LV2_UI_QT4: bridgeBinary += "carla-bridge-lv2-qt4"; break; case LV2_UI_QT5: bridgeBinary += "carla-bridge-lv2-qt5"; break; case LV2_UI_COCOA: bridgeBinary += "carla-bridge-lv2-cocoa"; break; case LV2_UI_WINDOWS: bridgeBinary += "carla-bridge-lv2-windows"; break; case LV2_UI_X11: bridgeBinary += "carla-bridge-lv2-x11"; break; case LV2_UI_EXTERNAL: case LV2_UI_OLD_EXTERNAL: bridgeBinary += "carla-bridge-lv2-external"; break; default: return nullptr; } #ifdef CARLA_OS_WIN bridgeBinary += ".exe"; #endif if (! File(bridgeBinary.buffer()).existsAsFile()) return nullptr; return bridgeBinary.dup(); } // ------------------------------------------------------------------- void recheckExtensions() { CARLA_SAFE_ASSERT_RETURN(fRdfDescriptor != nullptr,); carla_debug("Lv2Plugin::recheckExtensions()"); fExt.options = nullptr; fExt.programs = nullptr; fExt.state = nullptr; fExt.worker = nullptr; if (fRdfDescriptor->ExtensionCount == 0 || fDescriptor->extension_data == nullptr) return; for (uint32_t i=0; i < fRdfDescriptor->ExtensionCount; ++i) { CARLA_SAFE_ASSERT_CONTINUE(fRdfDescriptor->Extensions[i] != nullptr); if (std::strcmp(fRdfDescriptor->Extensions[i], LV2_OPTIONS__interface) == 0) pData->hints |= PLUGIN_HAS_EXTENSION_OPTIONS; else if (std::strcmp(fRdfDescriptor->Extensions[i], LV2_PROGRAMS__Interface) == 0) pData->hints |= PLUGIN_HAS_EXTENSION_PROGRAMS; else if (std::strcmp(fRdfDescriptor->Extensions[i], LV2_STATE__interface) == 0) pData->hints |= PLUGIN_HAS_EXTENSION_STATE; else if (std::strcmp(fRdfDescriptor->Extensions[i], LV2_WORKER__interface) == 0) pData->hints |= PLUGIN_HAS_EXTENSION_WORKER; else carla_stdout("Plugin has non-supported extension: '%s'", fRdfDescriptor->Extensions[i]); } if (fDescriptor->extension_data != nullptr) { if (pData->hints & PLUGIN_HAS_EXTENSION_OPTIONS) fExt.options = (const LV2_Options_Interface*)fDescriptor->extension_data(LV2_OPTIONS__interface); if (pData->hints & PLUGIN_HAS_EXTENSION_PROGRAMS) fExt.programs = (const LV2_Programs_Interface*)fDescriptor->extension_data(LV2_PROGRAMS__Interface); if (pData->hints & PLUGIN_HAS_EXTENSION_STATE) fExt.state = (const LV2_State_Interface*)fDescriptor->extension_data(LV2_STATE__interface); if (pData->hints & PLUGIN_HAS_EXTENSION_WORKER) fExt.worker = (const LV2_Worker_Interface*)fDescriptor->extension_data(LV2_WORKER__interface); // check if invalid if (fExt.options != nullptr && fExt.options->get == nullptr && fExt.options->set == nullptr) fExt.options = nullptr; if (fExt.programs != nullptr && (fExt.programs->get_program == nullptr || fExt.programs->select_program == nullptr)) fExt.programs = nullptr; if (fExt.state != nullptr && (fExt.state->save == nullptr || fExt.state->restore == nullptr)) fExt.state = nullptr; if (fExt.worker != nullptr && fExt.worker->work == nullptr) fExt.worker = nullptr; } } // ------------------------------------------------------------------- void updateUi() { CARLA_SAFE_ASSERT_RETURN(fUi.handle != nullptr,); CARLA_SAFE_ASSERT_RETURN(fUi.descriptor != nullptr,); carla_debug("Lv2Plugin::updateUi()"); // update midi program if (fExt.uiprograms != nullptr && pData->midiprog.count > 0 && pData->midiprog.current >= 0) { const MidiProgramData& curData(pData->midiprog.getCurrent()); fExt.uiprograms->select_program(fUi.handle, curData.bank, curData.program); } // update control ports if (fUi.descriptor->port_event != nullptr) { float value; for (uint32_t i=0; i < pData->param.count; ++i) { value = getParameterValue(i); fUi.descriptor->port_event(fUi.handle, static_cast(pData->param.data[i].rindex), sizeof(float), CARLA_URI_MAP_ID_NULL, &value); } } } // ------------------------------------------------------------------- LV2_URID getCustomURID(const char* const uri) { CARLA_SAFE_ASSERT_RETURN(uri != nullptr && uri[0] != '\0', CARLA_URI_MAP_ID_NULL); carla_debug("Lv2Plugin::getCustomURID(\"%s\")", uri); for (size_t i=0; i < fCustomURIDs.count(); ++i) { const char* const thisUri(fCustomURIDs.getAt(i, nullptr)); if (thisUri != nullptr && std::strcmp(thisUri, uri) == 0) return static_cast(i); } const LV2_URID urid(static_cast(fCustomURIDs.count())); fCustomURIDs.append(carla_strdup(uri)); if (fUi.type == UI::TYPE_OSC && pData->osc.data.target != nullptr) osc_send_lv2_urid_map(pData->osc.data, urid, uri); return urid; } const char* getCustomURIDString(const LV2_URID urid) const noexcept { CARLA_SAFE_ASSERT_RETURN(urid != CARLA_URI_MAP_ID_NULL, nullptr); CARLA_SAFE_ASSERT_RETURN(urid < fCustomURIDs.count(), nullptr); carla_debug("Lv2Plugin::getCustomURIString(%i)", urid); return fCustomURIDs.getAt(urid, nullptr); } // ------------------------------------------------------------------- void handleProgramChanged(const int32_t index) { CARLA_SAFE_ASSERT_RETURN(index >= -1,); carla_debug("Lv2Plugin::handleProgramChanged(%i)", index); if (index == -1) { const ScopedSingleProcessLocker spl(this, true); return reloadPrograms(false); } if (index < static_cast(pData->midiprog.count) && fExt.programs != nullptr && fExt.programs->get_program != nullptr) { if (const LV2_Program_Descriptor* const progDesc = fExt.programs->get_program(fHandle, static_cast(index))) { CARLA_SAFE_ASSERT_RETURN(progDesc->name != nullptr,); if (pData->midiprog.data[index].name != nullptr) delete[] pData->midiprog.data[index].name; pData->midiprog.data[index].name = carla_strdup(progDesc->name); if (index == pData->midiprog.current) pData->engine->callback(ENGINE_CALLBACK_UPDATE, pData->id, 0, 0, 0.0, nullptr); else pData->engine->callback(ENGINE_CALLBACK_RELOAD_PROGRAMS, pData->id, 0, 0, 0.0, nullptr); } } } // ------------------------------------------------------------------- LV2_Resize_Port_Status handleResizePort(const uint32_t index, const size_t size) { CARLA_SAFE_ASSERT_RETURN(size > 0, LV2_RESIZE_PORT_ERR_UNKNOWN); carla_debug("Lv2Plugin::handleResizePort(%i, " P_SIZE ")", index, size); // TODO return LV2_RESIZE_PORT_ERR_NO_SPACE; (void)index; } // ------------------------------------------------------------------- LV2_State_Status handleStateStore(const uint32_t key, const void* const value, const size_t size, const uint32_t type, const uint32_t flags) { CARLA_SAFE_ASSERT_RETURN(key != CARLA_URI_MAP_ID_NULL, LV2_STATE_ERR_NO_PROPERTY); CARLA_SAFE_ASSERT_RETURN(value != nullptr, LV2_STATE_ERR_NO_PROPERTY); CARLA_SAFE_ASSERT_RETURN(size > 0, LV2_STATE_ERR_NO_PROPERTY); CARLA_SAFE_ASSERT_RETURN(type != CARLA_URI_MAP_ID_NULL, LV2_STATE_ERR_BAD_TYPE); CARLA_SAFE_ASSERT_RETURN(flags & LV2_STATE_IS_POD, LV2_STATE_ERR_BAD_FLAGS); carla_debug("Lv2Plugin::handleStateStore(%i:\"%s\", %p, " P_SIZE ", %i:\"%s\", %i)", key, carla_lv2_urid_unmap(this, key), value, size, type, carla_lv2_urid_unmap(this, type), flags); const char* const skey(carla_lv2_urid_unmap(this, key)); const char* const stype(carla_lv2_urid_unmap(this, type)); CARLA_SAFE_ASSERT_RETURN(skey != nullptr, LV2_STATE_ERR_BAD_TYPE); CARLA_SAFE_ASSERT_RETURN(stype != nullptr, LV2_STATE_ERR_BAD_TYPE); // Check if we already have this key for (LinkedList::Itenerator it = pData->custom.begin(); it.valid(); it.next()) { CustomData& data(it.getValue()); if (std::strcmp(data.key, skey) == 0) { // found it if (data.value != nullptr) delete[] data.value; if (type == CARLA_URI_MAP_ID_ATOM_STRING || type == CARLA_URI_MAP_ID_ATOM_PATH) data.value = carla_strdup((const char*)value); else data.value = CarlaString::asBase64(value, size).dup(); return LV2_STATE_SUCCESS; } } // Otherwise store it CustomData newData; newData.type = carla_strdup(stype); newData.key = carla_strdup(skey); if (type == CARLA_URI_MAP_ID_ATOM_STRING || type == CARLA_URI_MAP_ID_ATOM_PATH) newData.value = carla_strdup((const char*)value); else newData.value = CarlaString::asBase64(value, size).dup(); pData->custom.append(newData); return LV2_STATE_SUCCESS; } const void* handleStateRetrieve(const uint32_t key, size_t* const size, uint32_t* const type, uint32_t* const flags) { CARLA_SAFE_ASSERT_RETURN(key != CARLA_URI_MAP_ID_NULL, nullptr); CARLA_SAFE_ASSERT_RETURN(size != nullptr, nullptr); CARLA_SAFE_ASSERT_RETURN(type != nullptr, nullptr); CARLA_SAFE_ASSERT_RETURN(flags != nullptr, nullptr); carla_debug("Lv2Plugin::handleStateRetrieve(%i, %p, %p, %p)", key, size, type, flags); const char* const skey(carla_lv2_urid_unmap(this, key)); CARLA_SAFE_ASSERT_RETURN(skey != nullptr, nullptr); const char* stype = nullptr; const char* stringData = nullptr; for (LinkedList::Itenerator it = pData->custom.begin(); it.valid(); it.next()) { const CustomData& data(it.getValue()); if (std::strcmp(data.key, skey) == 0) { stype = data.type; stringData = data.value; break; } } CARLA_SAFE_ASSERT_RETURN(stype != nullptr, nullptr); CARLA_SAFE_ASSERT_RETURN(stringData != nullptr, nullptr); *type = carla_lv2_urid_map(this, stype); *flags = LV2_STATE_IS_POD; if (*type == CARLA_URI_MAP_ID_ATOM_STRING || *type == CARLA_URI_MAP_ID_ATOM_PATH) { *size = std::strlen(stringData); return stringData; } else { if (fLastStateChunk != nullptr) { std::free(fLastStateChunk); fLastStateChunk = nullptr; } std::vector chunk(carla_getChunkFromBase64String(stringData)); CARLA_SAFE_ASSERT_RETURN(chunk.size() > 0, nullptr); fLastStateChunk = std::malloc(chunk.size()); CARLA_SAFE_ASSERT_RETURN(fLastStateChunk != nullptr, nullptr); std::memcpy(fLastStateChunk, chunk.data(), chunk.size()); *size = chunk.size(); return fLastStateChunk; } } // ------------------------------------------------------------------- LV2_Worker_Status handleWorkerSchedule(const uint32_t size, const void* const data) { CARLA_SAFE_ASSERT_RETURN(fExt.worker != nullptr && fExt.worker->work != nullptr, LV2_WORKER_ERR_UNKNOWN); CARLA_SAFE_ASSERT_RETURN(fEventsIn.ctrl != nullptr, LV2_WORKER_ERR_UNKNOWN); carla_debug("Lv2Plugin::handleWorkerSchedule(%i, %p)", size, data); if (pData->engine->isOffline()) { fExt.worker->work(fHandle, carla_lv2_worker_respond, this, size, data); return LV2_WORKER_SUCCESS; } LV2_Atom atom; atom.size = size; atom.type = CARLA_URI_MAP_ID_CARLA_ATOM_WORKER; return fAtomBufferOut.putChunk(&atom, data, fEventsOut.ctrlIndex) ? LV2_WORKER_SUCCESS : LV2_WORKER_ERR_NO_SPACE; } LV2_Worker_Status handleWorkerRespond(const uint32_t size, const void* const data) { carla_debug("Lv2Plugin::handleWorkerRespond(%i, %p)", size, data); LV2_Atom atom; atom.size = size; atom.type = CARLA_URI_MAP_ID_CARLA_ATOM_WORKER; return fAtomBufferIn.putChunk(&atom, data, fEventsIn.ctrlIndex) ? LV2_WORKER_SUCCESS : LV2_WORKER_ERR_NO_SPACE; } // ------------------------------------------------------------------- void handleExternalUiClosed() { CARLA_SAFE_ASSERT_RETURN(fUi.type == UI::TYPE_EXTERNAL,); carla_debug("Lv2Plugin::handleExternalUiClosed()"); if (fUi.handle != nullptr && fUi.descriptor != nullptr && fUi.descriptor->cleanup != nullptr) fUi.descriptor->cleanup(fUi.handle); fUi.handle = nullptr; fUi.widget = nullptr; pData->engine->callback(ENGINE_CALLBACK_UI_STATE_CHANGED, pData->id, 0, 0, 0.0f, nullptr); } void handlePluginUiClosed() override { CARLA_SAFE_ASSERT_RETURN(fUi.type == UI::TYPE_EMBED,); CARLA_SAFE_ASSERT_RETURN(fUi.window != nullptr,); carla_debug("Lv2Plugin::handlePluginUiClosed()"); fUi.window->hide(); if (fUi.handle != nullptr && fUi.descriptor != nullptr && fUi.descriptor->cleanup != nullptr) fUi.descriptor->cleanup(fUi.handle); fUi.handle = nullptr; fUi.widget = nullptr; pData->engine->callback(ENGINE_CALLBACK_UI_STATE_CHANGED, pData->id, 0, 0, 0.0f, nullptr); } // ------------------------------------------------------------------- uint32_t handleUiPortMap(const char* const symbol) const noexcept { CARLA_SAFE_ASSERT_RETURN(symbol != nullptr && symbol[0] != '\0', LV2UI_INVALID_PORT_INDEX); carla_debug("Lv2Plugin::handleUiPortMap(\"%s\")", symbol); for (uint32_t i=0; i < fRdfDescriptor->PortCount; ++i) { if (std::strcmp(fRdfDescriptor->Ports[i].Symbol, symbol) == 0) return i; } return LV2UI_INVALID_PORT_INDEX; } int handleUiResize(const int width, const int height) { CARLA_SAFE_ASSERT_RETURN(fUi.window != nullptr, 1); CARLA_SAFE_ASSERT_RETURN(width > 0, 1); CARLA_SAFE_ASSERT_RETURN(height > 0, 1); carla_debug("Lv2Plugin::handleUiResize(%i, %i)", width, height); fUi.window->setSize(static_cast(width), static_cast(height), true); return 0; } void handleUiWrite(const uint32_t rindex, const uint32_t bufferSize, const uint32_t format, const void* const buffer) { CARLA_SAFE_ASSERT_RETURN(buffer != nullptr,); CARLA_SAFE_ASSERT_RETURN(bufferSize > 0,); carla_debug("Lv2Plugin::handleUiWrite(%i, %i, %i, %p)", rindex, bufferSize, format, buffer); uint32_t index = LV2UI_INVALID_PORT_INDEX; switch (format) { case CARLA_URI_MAP_ID_NULL: { CARLA_SAFE_ASSERT_RETURN(bufferSize == sizeof(float),); for (uint32_t i=0; i < pData->param.count; ++i) { if (pData->param.data[i].rindex != static_cast(rindex)) continue; index = i; break; } CARLA_SAFE_ASSERT_RETURN(index != LV2UI_INVALID_PORT_INDEX,); const float value(*(const float*)buffer); if (fParamBuffers[index] != value) setParameterValue(index, value, false, true, true); } break; case CARLA_URI_MAP_ID_ATOM_TRANSFER_ATOM: case CARLA_URI_MAP_ID_ATOM_TRANSFER_EVENT: { CARLA_SAFE_ASSERT_RETURN(bufferSize >= sizeof(LV2_Atom),); const LV2_Atom* const atom((const LV2_Atom*)buffer); // plugins sometimes fail on this, not good... CARLA_SAFE_ASSERT_INT2(bufferSize == lv2_atom_pad_size(static_cast(sizeof(LV2_Atom)+atom->size)), bufferSize, atom->size); for (uint32_t i=0; i < fEventsIn.count; ++i) { if (fEventsIn.data[i].rindex != rindex) continue; index = i; break; } // for bad plugins if (index == LV2UI_INVALID_PORT_INDEX) { CARLA_SAFE_ASSERT(index != LV2UI_INVALID_PORT_INDEX); // FIXME index = fEventsIn.ctrlIndex; } fAtomBufferIn.put(atom, index); } break; default: carla_stdout("Lv2Plugin::handleUiWrite(%i, %i, %i:\"%s\", %p) - unknown format", rindex, bufferSize, format, carla_lv2_urid_unmap(this, format), buffer); break; } } // ------------------------------------------------------------------- void handleLilvSetPortValue(const char* const portSymbol, const void* const value, const uint32_t size, const uint32_t type) { CARLA_SAFE_ASSERT_RETURN(portSymbol != nullptr && portSymbol[0] != '\0',); CARLA_SAFE_ASSERT_RETURN(value != nullptr,); CARLA_SAFE_ASSERT_RETURN(size > 0,); CARLA_SAFE_ASSERT_RETURN(type != CARLA_URI_MAP_ID_NULL,); carla_debug("Lv2Plugin::handleLilvSetPortValue(\"%s\", %p, %i, %i)", portSymbol, value, size, type); int32_t rindex = -1; for (uint32_t i=0; i < fRdfDescriptor->PortCount; ++i) { if (std::strcmp(fRdfDescriptor->Ports[i].Symbol, portSymbol) == 0) { rindex = static_cast(i); break; } } CARLA_SAFE_ASSERT_RETURN(rindex >= 0,); float paramValue; switch (type) { case CARLA_URI_MAP_ID_ATOM_BOOL: CARLA_SAFE_ASSERT_RETURN(size == sizeof(bool),); paramValue = (*(const bool*)value) ? 1.0f : 0.0f; break; case CARLA_URI_MAP_ID_ATOM_DOUBLE: CARLA_SAFE_ASSERT_RETURN(size == sizeof(double),); paramValue = static_cast((*(const double*)value)); break; case CARLA_URI_MAP_ID_ATOM_FLOAT: CARLA_SAFE_ASSERT_RETURN(size == sizeof(float),); paramValue = (*(const float*)value); break; case CARLA_URI_MAP_ID_ATOM_INT: CARLA_SAFE_ASSERT_RETURN(size == sizeof(int32_t),); paramValue = static_cast((*(const int32_t*)value)); break; case CARLA_URI_MAP_ID_ATOM_LONG: CARLA_SAFE_ASSERT_RETURN(size == sizeof(int64_t),); paramValue = static_cast((*(const int64_t*)value)); break; default: carla_stdout("Lv2Plugin::handleLilvSetPortValue(\"%s\", %p, %i, %i:\"%s\") - unknown type", portSymbol, value, size, type, carla_lv2_urid_unmap(this, type)); return; } for (uint32_t i=0; i < pData->param.count; ++i) { if (pData->param.data[i].rindex == rindex) { setParameterValue(i, paramValue, true, true, true); break; } } } // ------------------------------------------------------------------- public: bool init(const char* const bundle, const char* const name, const char* const uri) { CARLA_SAFE_ASSERT_RETURN(pData->engine != nullptr, false); // --------------------------------------------------------------- // first checks if (pData->client != nullptr) { pData->engine->setLastError("Plugin client is already registered"); return false; } if (bundle == nullptr || bundle[0] == '\0') { pData->engine->setLastError("null bundle"); return false; } if (uri == nullptr || uri[0] == '\0') { pData->engine->setLastError("null uri"); return false; } // --------------------------------------------------------------- // get plugin from lv2_rdf (lilv) fRdfDescriptor = lv2_rdf_new(uri, true); if (fRdfDescriptor == nullptr) { pData->engine->setLastError("Failed to find the requested plugin in the LV2 Bundle"); return false; } // --------------------------------------------------------------- // open DLL if (! pData->libOpen(fRdfDescriptor->Binary)) { pData->engine->setLastError(pData->libError(fRdfDescriptor->Binary)); return false; } // --------------------------------------------------------------- // try to get DLL main entry via new mode if (const LV2_Lib_Descriptor_Function libDescFn = (LV2_Lib_Descriptor_Function)pData->libSymbol("lv2_lib_descriptor")) { // ----------------------------------------------------------- // all ok, get lib descriptor const LV2_Lib_Descriptor* const libDesc = libDescFn(bundle, nullptr); if (libDesc == nullptr) { pData->engine->setLastError("Could not find the LV2 Descriptor"); return false; } // ----------------------------------------------------------- // get descriptor that matches URI (new mode) uint32_t i = 0; while ((fDescriptor = libDesc->get_plugin(libDesc->handle, i++))) { if (std::strcmp(fDescriptor->URI, uri) == 0) break; } } else { // ----------------------------------------------------------- // get DLL main entry (old mode) const LV2_Descriptor_Function descFn = (LV2_Descriptor_Function)pData->libSymbol("lv2_descriptor"); if (descFn == nullptr) { pData->engine->setLastError("Could not find the LV2 Descriptor in the plugin library"); return false; } // ----------------------------------------------------------- // get descriptor that matches URI (old mode) uint32_t i = 0; while ((fDescriptor = descFn(i++))) { if (std::strcmp(fDescriptor->URI, uri) == 0) break; } } if (fDescriptor == nullptr) { pData->engine->setLastError("Could not find the requested plugin URI in the plugin library"); return false; } // --------------------------------------------------------------- // check supported port-types and features bool canContinue = true; // Check supported ports for (uint32_t j=0; j < fRdfDescriptor->PortCount; ++j) { const LV2_Property portTypes(fRdfDescriptor->Ports[j].Types); if (! is_lv2_port_supported(portTypes)) { if (! LV2_IS_PORT_OPTIONAL(fRdfDescriptor->Ports[j].Properties)) { pData->engine->setLastError("Plugin requires a port type that is not currently supported"); canContinue = false; break; } } } // Check supported features for (uint32_t j=0; j < fRdfDescriptor->FeatureCount && canContinue; ++j) { if (! is_lv2_feature_supported(fRdfDescriptor->Features[j].URI)) { CarlaString msg("Plugin wants a feature that is not supported:\n"); msg += fRdfDescriptor->Features[j].URI; if (LV2_IS_FEATURE_REQUIRED(fRdfDescriptor->Features[j].Type)) { canContinue = false; pData->engine->setLastError(msg); break; } else carla_stderr("%s", msg.buffer()); } } if (! canContinue) { // error already set return false; } // --------------------------------------------------------------- // get info if (name != nullptr && name[0] != '\0') pData->name = pData->engine->getUniquePluginName(name); else pData->name = pData->engine->getUniquePluginName(fRdfDescriptor->Name); pData->filename = carla_strdup(bundle); // --------------------------------------------------------------- // register client pData->client = pData->engine->addClient(this); if (pData->client == nullptr || ! pData->client->isOk()) { pData->engine->setLastError("Failed to register plugin client"); return false; } // --------------------------------------------------------------- // initialize options fLv2Options.minBufferSize = 1; fLv2Options.maxBufferSize = static_cast(pData->engine->getBufferSize()); fLv2Options.sampleRate = pData->engine->getSampleRate(); fLv2Options.frontendWinId = static_cast(pData->engine->getOptions().frontendWinId); uint32_t eventBufferSize = MAX_DEFAULT_BUFFER_SIZE; for (uint32_t j=0; j < fRdfDescriptor->PortCount; ++j) { const LV2_Property portTypes(fRdfDescriptor->Ports[j].Types); if (LV2_IS_PORT_ATOM_SEQUENCE(portTypes) || LV2_IS_PORT_EVENT(portTypes) || LV2_IS_PORT_MIDI_LL(portTypes)) { if (fRdfDescriptor->Ports[j].MinimumSize > eventBufferSize) eventBufferSize = fRdfDescriptor->Ports[j].MinimumSize; } } fLv2Options.sequenceSize = static_cast(eventBufferSize); // --------------------------------------------------------------- // initialize features (part 1) LV2_Event_Feature* const eventFt = new LV2_Event_Feature; eventFt->callback_data = this; eventFt->lv2_event_ref = carla_lv2_event_ref; eventFt->lv2_event_unref = carla_lv2_event_unref; LV2_Log_Log* const logFt = new LV2_Log_Log; logFt->handle = this; logFt->printf = carla_lv2_log_printf; logFt->vprintf = carla_lv2_log_vprintf; LV2_State_Make_Path* const stateMakePathFt = new LV2_State_Make_Path; stateMakePathFt->handle = this; stateMakePathFt->path = carla_lv2_state_make_path; LV2_State_Map_Path* const stateMapPathFt = new LV2_State_Map_Path; stateMapPathFt->handle = this; stateMapPathFt->abstract_path = carla_lv2_state_map_abstract_path; stateMapPathFt->absolute_path = carla_lv2_state_map_absolute_path; LV2_Programs_Host* const programsFt = new LV2_Programs_Host; programsFt->handle = this; programsFt->program_changed = carla_lv2_program_changed; LV2_Resize_Port_Resize* const rsPortFt = new LV2_Resize_Port_Resize; rsPortFt->data = this; rsPortFt->resize = carla_lv2_resize_port; LV2_RtMemPool_Pool* const rtMemPoolFt = new LV2_RtMemPool_Pool; lv2_rtmempool_init(rtMemPoolFt); LV2_RtMemPool_Pool_Deprecated* const rtMemPoolOldFt = new LV2_RtMemPool_Pool_Deprecated; lv2_rtmempool_init_deprecated(rtMemPoolOldFt); LV2_URI_Map_Feature* const uriMapFt = new LV2_URI_Map_Feature; uriMapFt->callback_data = this; uriMapFt->uri_to_id = carla_lv2_uri_to_id; LV2_URID_Map* const uridMapFt = new LV2_URID_Map; uridMapFt->handle = this; uridMapFt->map = carla_lv2_urid_map; LV2_URID_Unmap* const uridUnmapFt = new LV2_URID_Unmap; uridUnmapFt->handle = this; uridUnmapFt->unmap = carla_lv2_urid_unmap; LV2_Worker_Schedule* const workerFt = new LV2_Worker_Schedule; workerFt->handle = this; workerFt->schedule_work = carla_lv2_worker_schedule; // --------------------------------------------------------------- // initialize features (part 2) for (uint32_t j=0; j < kFeatureCountPlugin; ++j) fFeatures[j] = new LV2_Feature; fFeatures[kFeatureIdBufSizeBounded]->URI = LV2_BUF_SIZE__boundedBlockLength; fFeatures[kFeatureIdBufSizeBounded]->data = nullptr; fFeatures[kFeatureIdBufSizeFixed]->URI = LV2_BUF_SIZE__fixedBlockLength; fFeatures[kFeatureIdBufSizeFixed]->data = nullptr; fFeatures[kFeatureIdBufSizePowerOf2]->URI = LV2_BUF_SIZE__powerOf2BlockLength; fFeatures[kFeatureIdBufSizePowerOf2]->data = nullptr; fFeatures[kFeatureIdEvent]->URI = LV2_EVENT_URI; fFeatures[kFeatureIdEvent]->data = eventFt; fFeatures[kFeatureIdHardRtCapable]->URI = LV2_CORE__hardRTCapable; fFeatures[kFeatureIdHardRtCapable]->data = nullptr; fFeatures[kFeatureIdInPlaceBroken]->URI = LV2_CORE__inPlaceBroken; fFeatures[kFeatureIdInPlaceBroken]->data = nullptr; fFeatures[kFeatureIdIsLive]->URI = LV2_CORE__isLive; fFeatures[kFeatureIdIsLive]->data = nullptr; fFeatures[kFeatureIdLogs]->URI = LV2_LOG__log; fFeatures[kFeatureIdLogs]->data = logFt; fFeatures[kFeatureIdOptions]->URI = LV2_OPTIONS__options; fFeatures[kFeatureIdOptions]->data = fLv2Options.opts; fFeatures[kFeatureIdPrograms]->URI = LV2_PROGRAMS__Host; fFeatures[kFeatureIdPrograms]->data = programsFt; fFeatures[kFeatureIdResizePort]->URI = LV2_RESIZE_PORT__resize; fFeatures[kFeatureIdResizePort]->data = rsPortFt; fFeatures[kFeatureIdRtMemPool]->URI = LV2_RTSAFE_MEMORY_POOL__Pool; fFeatures[kFeatureIdRtMemPool]->data = rtMemPoolFt; fFeatures[kFeatureIdRtMemPoolOld]->URI = LV2_RTSAFE_MEMORY_POOL_DEPRECATED_URI; fFeatures[kFeatureIdRtMemPoolOld]->data = rtMemPoolOldFt; fFeatures[kFeatureIdStateMakePath]->URI = LV2_STATE__makePath; fFeatures[kFeatureIdStateMakePath]->data = stateMakePathFt; fFeatures[kFeatureIdStateMapPath]->URI = LV2_STATE__mapPath; fFeatures[kFeatureIdStateMapPath]->data = stateMapPathFt; fFeatures[kFeatureIdStrictBounds]->URI = LV2_PORT_PROPS__supportsStrictBounds; fFeatures[kFeatureIdStrictBounds]->data = nullptr; fFeatures[kFeatureIdUriMap]->URI = LV2_URI_MAP_URI; fFeatures[kFeatureIdUriMap]->data = uriMapFt; fFeatures[kFeatureIdUridMap]->URI = LV2_URID__map; fFeatures[kFeatureIdUridMap]->data = uridMapFt; fFeatures[kFeatureIdUridUnmap]->URI = LV2_URID__unmap; fFeatures[kFeatureIdUridUnmap]->data = uridUnmapFt; fFeatures[kFeatureIdWorker]->URI = LV2_WORKER__schedule; fFeatures[kFeatureIdWorker]->data = workerFt; // if a fixed buffer is not needed, skip its feature if (! needsFixedBuffer()) fFeatures[kFeatureIdBufSizeFixed]->URI = LV2_BUF_SIZE__boundedBlockLength; // if power of 2 is not possible, skip its feature FIXME //if (fLv2Options.maxBufferSize) // fFeatures[kFeatureIdBufSizePowerOf2]->URI = LV2_BUF_SIZE__boundedBlockLength; // --------------------------------------------------------------- // initialize plugin try { fHandle = fDescriptor->instantiate(fDescriptor, pData->engine->getSampleRate(), fRdfDescriptor->Bundle, fFeatures); } catch(...) {} if (fHandle == nullptr) { pData->engine->setLastError("Plugin failed to initialize"); return false; } // --------------------------------------------------------------- // set default options pData->options = 0x0; pData->options |= PLUGIN_OPTION_MAP_PROGRAM_CHANGES; if (fLatencyIndex >= 0 || getMidiInCount() > 0 || needsFixedBuffer()) pData->options |= PLUGIN_OPTION_FIXED_BUFFERS; if (pData->engine->getOptions().forceStereo) pData->options |= PLUGIN_OPTION_FORCE_STEREO; if (getMidiInCount() > 0) { pData->options |= PLUGIN_OPTION_SEND_CHANNEL_PRESSURE; pData->options |= PLUGIN_OPTION_SEND_NOTE_AFTERTOUCH; pData->options |= PLUGIN_OPTION_SEND_PITCHBEND; pData->options |= PLUGIN_OPTION_SEND_ALL_SOUND_OFF; } // --------------------------------------------------------------- // gui stuff if (fRdfDescriptor->UICount != 0) initUi(); return true; } // ------------------------------------------------------------------- void initUi() { // --------------------------------------------------------------- // find the most appropriate ui int eQt4, eQt5, eGtk2, eGtk3, eCocoa, eWindows, eX11, eExt, iCocoa, iWindows, iX11, iExt, iFinal; eQt4 = eQt5 = eGtk2 = eGtk3 = eCocoa = eWindows = eX11 = eExt = iCocoa = iWindows = iX11 = iExt = iFinal = -1; #if defined(BUILD_BRIDGE) const bool preferUiBridges(false); #elif defined(LV2_UIS_ONLY_BRIDGES) const bool preferUiBridges(true); #else const bool preferUiBridges(pData->engine->getOptions().preferUiBridges && (pData->hints & PLUGIN_IS_BRIDGE) == 0); #endif for (uint32_t i=0; i < fRdfDescriptor->UICount; ++i) { CARLA_SAFE_ASSERT_CONTINUE(fRdfDescriptor->UIs[i].URI != nullptr); const int ii(static_cast(i)); switch (fRdfDescriptor->UIs[i].Type) { case LV2_UI_QT4: if (isUiBridgeable(i)) eQt4 = ii; break; case LV2_UI_QT5: if (isUiBridgeable(i)) eQt5 = ii; break; case LV2_UI_GTK2: if (isUiBridgeable(i)) eGtk2 = ii; break; case LV2_UI_GTK3: if (isUiBridgeable(i)) eGtk3 = ii; break; case LV2_UI_COCOA: if (isUiBridgeable(i) && preferUiBridges) eCocoa = ii; iCocoa = ii; break; case LV2_UI_WINDOWS: if (isUiBridgeable(i) && preferUiBridges) eWindows = ii; iWindows = ii; break; case LV2_UI_X11: if (isUiBridgeable(i) && preferUiBridges) eX11 = ii; iX11 = ii; break; case LV2_UI_EXTERNAL: case LV2_UI_OLD_EXTERNAL: if (isUiBridgeable(i)) eExt = ii; iExt = ii; break; default: break; } } if (eQt4 >= 0) iFinal = eQt4; else if (eQt5 >= 0) iFinal = eQt5; else if (eGtk2 >= 0) iFinal = eGtk2; else if (eGtk3 >= 0) iFinal = eGtk3; #ifdef CARLA_OS_MAC else if (eCocoa >= 0) iFinal = eCocoa; #endif #ifdef CARLA_OS_WIN else if (eWindows >= 0) iFinal = eWindows; #endif #ifdef HAVE_X11 else if (eX11 >= 0) iFinal = eX11; #endif //else if (eExt >= 0) // TODO // iFinal = eExt; #ifndef LV2_UIS_ONLY_BRIDGES # ifdef CARLA_OS_MAC else if (iCocoa >= 0) iFinal = iCocoa; # endif # ifdef CARLA_OS_WIN else if (iWindows >= 0) iFinal = iWindows; # endif # ifdef HAVE_X11 else if (iX11 >= 0) iFinal = iX11; # endif #endif else if (iExt >= 0) iFinal = iExt; if (iFinal < 0) { // no suitable UI found, see if there's one which supports ui:showInterface bool hasShowInterface = false; for (uint32_t i=0; i < fRdfDescriptor->UICount && ! hasShowInterface; ++i) { LV2_RDF_UI* const ui(&fRdfDescriptor->UIs[i]); for (uint32_t j=0; j < ui->ExtensionCount; ++j) { CARLA_SAFE_ASSERT_CONTINUE(ui->Extensions[j] != nullptr); if (std::strcmp(ui->Extensions[j], LV2_UI__showInterface) != 0) continue; iFinal = static_cast(i); hasShowInterface = true; break; } } if (! hasShowInterface) { carla_stderr("Failed to find an appropriate LV2 UI for this plugin"); return; } } fUi.rdfDescriptor = &fRdfDescriptor->UIs[iFinal]; // --------------------------------------------------------------- // check supported ui features bool canContinue = true; bool canDelete = true; for (uint32_t i=0; i < fUi.rdfDescriptor->FeatureCount; ++i) { if (! is_lv2_ui_feature_supported(fUi.rdfDescriptor->Features[i].URI)) { carla_stderr("Plugin UI requires a feature that is not supported:\n%s", fUi.rdfDescriptor->Features[i].URI); if (LV2_IS_FEATURE_REQUIRED(fUi.rdfDescriptor->Features[i].Type)) { canContinue = false; break; } } if (std::strcmp(fUi.rdfDescriptor->Features[i].URI, LV2_UI__makeResident) == 0) canDelete = false; } if (! canContinue) { fUi.rdfDescriptor = nullptr; return; } // --------------------------------------------------------------- // initialize ui according to type const LV2_Property uiType(fUi.rdfDescriptor->Type); if (iFinal == eQt4 || iFinal == eQt5 || iFinal == eGtk2 || iFinal == eGtk3 || iFinal == eCocoa || iFinal == eWindows || iFinal == eX11 || iFinal == eExt) { // ----------------------------------------------------------- // initialize osc-bridge if (const char* const bridgeBinary = getUiBridgeBinary(uiType)) { carla_stdout("Will use OSC-Bridge UI, binary: \"%s\"", bridgeBinary); fUi.type = UI::TYPE_OSC; pData->osc.thread.setOscData(bridgeBinary, fDescriptor->URI, fUi.rdfDescriptor->URI); delete[] bridgeBinary; return; } if (iFinal == eQt4 || iFinal == eQt5 || iFinal == eGtk2 || iFinal == eGtk3) { carla_stderr2("Failed to find UI bridge binary, cannot use UI"); fUi.rdfDescriptor = nullptr; return; } } #ifdef LV2_UIS_ONLY_BRIDGES carla_stderr2("Failed to get an UI working, canBridge:%s", bool2str(isUiBridgeable(static_cast(iFinal)))); fUi.rdfDescriptor = nullptr; return; #endif // --------------------------------------------------------------- // open UI DLL if (! pData->uiLibOpen(fUi.rdfDescriptor->Binary, canDelete)) { carla_stderr2("Could not load UI library, error was:\n%s", pData->libError(fUi.rdfDescriptor->Binary)); fUi.rdfDescriptor = nullptr; return; } // --------------------------------------------------------------- // get UI DLL main entry LV2UI_DescriptorFunction uiDescFn = (LV2UI_DescriptorFunction)pData->uiLibSymbol("lv2ui_descriptor"); if (uiDescFn == nullptr) { carla_stderr2("Could not find the LV2UI Descriptor in the UI library"); pData->uiLibClose(); fUi.rdfDescriptor = nullptr; return; } // --------------------------------------------------------------- // get UI descriptor that matches UI URI uint32_t i = 0; while ((fUi.descriptor = uiDescFn(i++))) { if (std::strcmp(fUi.descriptor->URI, fUi.rdfDescriptor->URI) == 0) break; } if (fUi.descriptor == nullptr) { carla_stderr2("Could not find the requested GUI in the plugin UI library"); pData->uiLibClose(); fUi.rdfDescriptor = nullptr; return; } // --------------------------------------------------------------- // check if ui is usable switch (uiType) { case LV2_UI_QT4: carla_stdout("Will use LV2 Qt4 UI, NOT!"); fUi.type = UI::TYPE_EMBED; break; case LV2_UI_QT5: carla_stdout("Will use LV2 Qt5 UI, NOT!"); fUi.type = UI::TYPE_EMBED; break; case LV2_UI_GTK2: carla_stdout("Will use LV2 Gtk2 UI, NOT!"); fUi.type = UI::TYPE_EMBED; break; case LV2_UI_GTK3: carla_stdout("Will use LV2 Gtk3 UI, NOT!"); fUi.type = UI::TYPE_EMBED; break; #ifdef CARLA_OS_MAC case LV2_UI_COCOA: carla_stdout("Will use LV2 Cocoa UI"); fUi.type = UI::TYPE_EMBED; break; #endif #ifdef CARLA_OS_WIN case LV2_UI_WINDOWS: carla_stdout("Will use LV2 Windows UI"); fUi.type = UI::TYPE_EMBED; break; #endif case LV2_UI_X11: #ifdef HAVE_X11 carla_stdout("Will use LV2 X11 UI"); #else carla_stdout("Will use LV2 X11 UI, NOT!"); #endif fUi.type = UI::TYPE_EMBED; break; case LV2_UI_EXTERNAL: case LV2_UI_OLD_EXTERNAL: carla_stdout("Will use LV2 External UI"); fUi.type = UI::TYPE_EXTERNAL; break; } if (fUi.type == UI::TYPE_NULL) { pData->uiLibClose(); fUi.descriptor = nullptr; fUi.rdfDescriptor = nullptr; return; } // --------------------------------------------------------------- // initialize ui data CarlaString guiTitle(pData->name); guiTitle += " (GUI)"; fLv2Options.windowTitle = guiTitle.dup(); fLv2Options.opts[Lv2PluginOptions::WindowTitle].size = (uint32_t)std::strlen(fLv2Options.windowTitle); fLv2Options.opts[Lv2PluginOptions::WindowTitle].value = fLv2Options.windowTitle; // --------------------------------------------------------------- // initialize ui features (part 1) LV2_Extension_Data_Feature* const uiDataFt = new LV2_Extension_Data_Feature; uiDataFt->data_access = fDescriptor->extension_data; LV2UI_Port_Map* const uiPortMapFt = new LV2UI_Port_Map; uiPortMapFt->handle = this; uiPortMapFt->port_index = carla_lv2_ui_port_map; LV2UI_Resize* const uiResizeFt = new LV2UI_Resize; uiResizeFt->handle = this; uiResizeFt->ui_resize = carla_lv2_ui_resize; LV2_External_UI_Host* const uiExternalHostFt = new LV2_External_UI_Host; uiExternalHostFt->ui_closed = carla_lv2_external_ui_closed; uiExternalHostFt->plugin_human_id = fLv2Options.windowTitle; // --------------------------------------------------------------- // initialize ui features (part 2) for (uint32_t j=kFeatureCountPlugin; j < kFeatureCountAll; ++j) fFeatures[j] = new LV2_Feature; fFeatures[kFeatureIdUiDataAccess]->URI = LV2_DATA_ACCESS_URI; fFeatures[kFeatureIdUiDataAccess]->data = uiDataFt; fFeatures[kFeatureIdUiInstanceAccess]->URI = LV2_INSTANCE_ACCESS_URI; fFeatures[kFeatureIdUiInstanceAccess]->data = fHandle; fFeatures[kFeatureIdUiIdleInterface]->URI = LV2_UI__idleInterface; fFeatures[kFeatureIdUiIdleInterface]->data = nullptr; fFeatures[kFeatureIdUiFixedSize]->URI = LV2_UI__fixedSize; fFeatures[kFeatureIdUiFixedSize]->data = nullptr; fFeatures[kFeatureIdUiMakeResident]->URI = LV2_UI__makeResident; fFeatures[kFeatureIdUiMakeResident]->data = nullptr; fFeatures[kFeatureIdUiNoUserResize]->URI = LV2_UI__noUserResize; fFeatures[kFeatureIdUiNoUserResize]->data = nullptr; fFeatures[kFeatureIdUiParent]->URI = LV2_UI__parent; fFeatures[kFeatureIdUiParent]->data = nullptr; fFeatures[kFeatureIdUiPortMap]->URI = LV2_UI__portMap; fFeatures[kFeatureIdUiPortMap]->data = uiPortMapFt; fFeatures[kFeatureIdUiPortSubscribe]->URI = LV2_UI__portSubscribe; fFeatures[kFeatureIdUiPortSubscribe]->data = nullptr; fFeatures[kFeatureIdUiResize]->URI = LV2_UI__resize; fFeatures[kFeatureIdUiResize]->data = uiResizeFt; fFeatures[kFeatureIdUiTouch]->URI = LV2_UI__touch; fFeatures[kFeatureIdUiTouch]->data = nullptr; fFeatures[kFeatureIdExternalUi]->URI = LV2_EXTERNAL_UI__Host; fFeatures[kFeatureIdExternalUi]->data = uiExternalHostFt; fFeatures[kFeatureIdExternalUiOld]->URI = LV2_EXTERNAL_UI_DEPRECATED_URI; fFeatures[kFeatureIdExternalUiOld]->data = uiExternalHostFt; // --------------------------------------------------------------- // initialize ui extensions if (fUi.descriptor->extension_data == nullptr) return; fExt.uiidle = (const LV2UI_Idle_Interface*)fUi.descriptor->extension_data(LV2_UI__idleInterface); fExt.uishow = (const LV2UI_Show_Interface*)fUi.descriptor->extension_data(LV2_UI__showInterface); fExt.uiprograms = (const LV2_Programs_UI_Interface*)fUi.descriptor->extension_data(LV2_PROGRAMS__UIInterface); // check if invalid if (fExt.uiidle != nullptr && fExt.uiidle->idle == nullptr) fExt.uiidle = nullptr; if (fExt.uishow != nullptr && (fExt.uishow->show == nullptr || fExt.uishow->hide == nullptr)) fExt.uishow = nullptr; if (fExt.uiprograms != nullptr && fExt.uiprograms->select_program == nullptr) fExt.uiprograms = nullptr; } // ------------------------------------------------------------------- void handleTransferAtom(const uint32_t portIndex, const LV2_Atom* const atom) { CARLA_SAFE_ASSERT_RETURN(atom != nullptr,); carla_stdout("Lv2Plugin::handleTransferAtom(%i, %p)", portIndex, atom); fAtomBufferIn.put(atom, portIndex); } void handleUridMap(const LV2_URID urid, const char* const uri) { CARLA_SAFE_ASSERT_RETURN(urid != CARLA_URI_MAP_ID_NULL,); CARLA_SAFE_ASSERT_RETURN(uri != nullptr && uri[0] != '\0',); carla_stdout("Lv2Plugin::handleUridMap(%i v " P_SIZE ", \"%s\")", urid, fCustomURIDs.count()-1, uri); if (urid < fCustomURIDs.count()) { const char* const ourURI(carla_lv2_urid_unmap(this, urid)); CARLA_SAFE_ASSERT_RETURN(ourURI != nullptr,); if (std::strcmp(ourURI, uri) != 0) { carla_stderr2("PLUGIN :: wrong URI '%s' vs '%s'", ourURI, uri); } } else { CARLA_SAFE_ASSERT_RETURN(urid == fCustomURIDs.count(),); fCustomURIDs.append(carla_strdup(uri)); } } // ------------------------------------------------------------------- private: LV2_Handle fHandle; LV2_Handle fHandle2; LV2_Feature* fFeatures[kFeatureCountAll+1]; const LV2_Descriptor* fDescriptor; const LV2_RDF_Descriptor* fRdfDescriptor; float** fAudioInBuffers; float** fAudioOutBuffers; float** fCvInBuffers; float** fCvOutBuffers; float* fParamBuffers; bool fLatencyChanged; int32_t fLatencyIndex; // -1 if invalid Lv2AtomRingBuffer fAtomBufferIn; Lv2AtomRingBuffer fAtomBufferOut; LV2_Atom_Forge fAtomForge; PluginCVData fCvIn; PluginCVData fCvOut; Lv2PluginEventData fEventsIn; Lv2PluginEventData fEventsOut; Lv2PluginOptions fLv2Options; LinkedList fCustomURIDs; bool fFirstActive; // first process() call after activate() void* fLastStateChunk; EngineTimeInfo fLastTimeInfo; struct Extensions { const LV2_Options_Interface* options; const LV2_State_Interface* state; const LV2_Worker_Interface* worker; const LV2_Programs_Interface* programs; const LV2UI_Idle_Interface* uiidle; const LV2UI_Show_Interface* uishow; const LV2_Programs_UI_Interface* uiprograms; Extensions() : options(nullptr), state(nullptr), worker(nullptr), programs(nullptr), uiidle(nullptr), uishow(nullptr), uiprograms(nullptr) {} } fExt; struct UI { enum Type { TYPE_NULL, TYPE_EMBED, TYPE_EXTERNAL, TYPE_OSC }; Type type; LV2UI_Handle handle; LV2UI_Widget widget; const LV2UI_Descriptor* descriptor; const LV2_RDF_UI* rdfDescriptor; CarlaPluginUi* window; UI() : type(TYPE_NULL), handle(nullptr), widget(nullptr), descriptor(nullptr), rdfDescriptor(nullptr), window(nullptr) {} ~UI() { CARLA_ASSERT(handle == nullptr); CARLA_ASSERT(widget == nullptr); CARLA_ASSERT(descriptor == nullptr); CARLA_ASSERT(rdfDescriptor == nullptr); CARLA_ASSERT(window == nullptr); } } fUi; // ------------------------------------------------------------------- // Event Feature static uint32_t carla_lv2_event_ref(LV2_Event_Callback_Data callback_data, LV2_Event* event) { CARLA_SAFE_ASSERT_RETURN(callback_data != nullptr, 0); CARLA_SAFE_ASSERT_RETURN(event != nullptr, 0); carla_debug("carla_lv2_event_ref(%p, %p)", callback_data, event); return 0; } static uint32_t carla_lv2_event_unref(LV2_Event_Callback_Data callback_data, LV2_Event* event) { CARLA_SAFE_ASSERT_RETURN(callback_data != nullptr, 0); CARLA_SAFE_ASSERT_RETURN(event != nullptr, 0); carla_debug("carla_lv2_event_unref(%p, %p)", callback_data, event); return 0; } // ------------------------------------------------------------------- // Logs Feature static int carla_lv2_log_printf(LV2_Log_Handle handle, LV2_URID type, const char* fmt, ...) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, 0); CARLA_SAFE_ASSERT_RETURN(type != CARLA_URI_MAP_ID_NULL, 0); CARLA_SAFE_ASSERT_RETURN(fmt != nullptr, 0); #ifndef DEBUG if (type == CARLA_URI_MAP_ID_LOG_TRACE) return 0; #endif va_list args; va_start(args, fmt); const int ret(carla_lv2_log_vprintf(handle, type, fmt, args)); va_end(args); return ret; } static int carla_lv2_log_vprintf(LV2_Log_Handle handle, LV2_URID type, const char* fmt, va_list ap) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, 0); CARLA_SAFE_ASSERT_RETURN(type != CARLA_URI_MAP_ID_NULL, 0); CARLA_SAFE_ASSERT_RETURN(fmt != nullptr, 0); #ifndef DEBUG if (type == CARLA_URI_MAP_ID_LOG_TRACE) return 0; #endif int ret = 0; switch (type) { case CARLA_URI_MAP_ID_LOG_ERROR: std::fprintf(stderr, "\x1b[31m"); ret = std::vfprintf(stderr, fmt, ap); std::fprintf(stderr, "\x1b[0m"); break; case CARLA_URI_MAP_ID_LOG_NOTE: ret = std::vfprintf(stdout, fmt, ap); break; case CARLA_URI_MAP_ID_LOG_TRACE: #ifdef DEBUG std::fprintf(stdout, "\x1b[30;1m"); ret = std::vfprintf(stdout, fmt, ap); std::fprintf(stdout, "\x1b[0m"); #endif break; case CARLA_URI_MAP_ID_LOG_WARNING: ret = std::vfprintf(stderr, fmt, ap); break; default: break; } return ret; } // ------------------------------------------------------------------- // Programs Feature static void carla_lv2_program_changed(LV2_Programs_Handle handle, int32_t index) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr,); carla_debug("carla_lv2_program_changed(%p, %i)", handle, index); ((Lv2Plugin*)handle)->handleProgramChanged(index); } // ------------------------------------------------------------------- // Resize Port Feature static LV2_Resize_Port_Status carla_lv2_resize_port(LV2_Resize_Port_Feature_Data data, uint32_t index, size_t size) { CARLA_SAFE_ASSERT_RETURN(data != nullptr, LV2_RESIZE_PORT_ERR_UNKNOWN); carla_debug("carla_lv2_program_changed(%p, %i, " P_SIZE ")", data, index, size); return ((Lv2Plugin*)data)->handleResizePort(index, size); } // ------------------------------------------------------------------- // State Feature static char* carla_lv2_state_make_path(LV2_State_Make_Path_Handle handle, const char* path) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, nullptr); CARLA_SAFE_ASSERT_RETURN(path != nullptr && path[0] != '\0', nullptr); carla_debug("carla_lv2_state_make_path(%p, \"%s\")", handle, path); File(path).createDirectory(); return strdup(path); } static char* carla_lv2_state_map_abstract_path(LV2_State_Map_Path_Handle handle, const char* absolute_path) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, nullptr); CARLA_SAFE_ASSERT_RETURN(absolute_path != nullptr && absolute_path[0] != '\0', nullptr); carla_debug("carla_lv2_state_map_abstract_path(%p, \"%s\")", handle, absolute_path); return strdup(File(absolute_path).getRelativePathFrom(File::getCurrentWorkingDirectory()).toRawUTF8()); } static char* carla_lv2_state_map_absolute_path(LV2_State_Map_Path_Handle handle, const char* abstract_path) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, nullptr); CARLA_SAFE_ASSERT_RETURN(abstract_path != nullptr && abstract_path[0] != '\0', nullptr); carla_debug("carla_lv2_state_map_absolute_path(%p, \"%s\")", handle, abstract_path); return strdup(File(abstract_path).getFullPathName().toRawUTF8()); } static LV2_State_Status carla_lv2_state_store(LV2_State_Handle handle, uint32_t key, const void* value, size_t size, uint32_t type, uint32_t flags) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, LV2_STATE_ERR_UNKNOWN); carla_debug("carla_lv2_state_store(%p, %i, %p, " P_SIZE ", %i, %i)", handle, key, value, size, type, flags); return ((Lv2Plugin*)handle)->handleStateStore(key, value, size, type, flags); } static const void* carla_lv2_state_retrieve(LV2_State_Handle handle, uint32_t key, size_t* size, uint32_t* type, uint32_t* flags) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, nullptr); carla_debug("carla_lv2_state_retrieve(%p, %i, %p, %p, %p)", handle, key, size, type, flags); return ((Lv2Plugin*)handle)->handleStateRetrieve(key, size, type, flags); } // ------------------------------------------------------------------- // URI-Map Feature static uint32_t carla_lv2_uri_to_id(LV2_URI_Map_Callback_Data data, const char* map, const char* uri) { carla_debug("carla_lv2_uri_to_id(%p, \"%s\", \"%s\")", data, map, uri); return carla_lv2_urid_map((LV2_URID_Map_Handle*)data, uri); // unused (void)map; } // ------------------------------------------------------------------- // URID Feature static LV2_URID carla_lv2_urid_map(LV2_URID_Map_Handle handle, const char* uri) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, CARLA_URI_MAP_ID_NULL); CARLA_SAFE_ASSERT_RETURN(uri != nullptr && uri[0] != '\0', CARLA_URI_MAP_ID_NULL); carla_debug("carla_lv2_urid_map(%p, \"%s\")", handle, uri); // Atom types if (std::strcmp(uri, LV2_ATOM__Blank) == 0) return CARLA_URI_MAP_ID_ATOM_BLANK; if (std::strcmp(uri, LV2_ATOM__Bool) == 0) return CARLA_URI_MAP_ID_ATOM_BOOL; if (std::strcmp(uri, LV2_ATOM__Chunk) == 0) return CARLA_URI_MAP_ID_ATOM_CHUNK; if (std::strcmp(uri, LV2_ATOM__Double) == 0) return CARLA_URI_MAP_ID_ATOM_DOUBLE; if (std::strcmp(uri, LV2_ATOM__Event) == 0) return CARLA_URI_MAP_ID_ATOM_EVENT; if (std::strcmp(uri, LV2_ATOM__Float) == 0) return CARLA_URI_MAP_ID_ATOM_FLOAT; if (std::strcmp(uri, LV2_ATOM__Int) == 0) return CARLA_URI_MAP_ID_ATOM_INT; if (std::strcmp(uri, LV2_ATOM__Literal) == 0) return CARLA_URI_MAP_ID_ATOM_LITERAL; if (std::strcmp(uri, LV2_ATOM__Long) == 0) return CARLA_URI_MAP_ID_ATOM_LONG; if (std::strcmp(uri, LV2_ATOM__Number) == 0) return CARLA_URI_MAP_ID_ATOM_NUMBER; if (std::strcmp(uri, LV2_ATOM__Object) == 0) return CARLA_URI_MAP_ID_ATOM_OBJECT; if (std::strcmp(uri, LV2_ATOM__Path) == 0) return CARLA_URI_MAP_ID_ATOM_PATH; if (std::strcmp(uri, LV2_ATOM__Property) == 0) return CARLA_URI_MAP_ID_ATOM_PROPERTY; if (std::strcmp(uri, LV2_ATOM__Resource) == 0) return CARLA_URI_MAP_ID_ATOM_RESOURCE; if (std::strcmp(uri, LV2_ATOM__Sequence) == 0) return CARLA_URI_MAP_ID_ATOM_SEQUENCE; if (std::strcmp(uri, LV2_ATOM__Sound) == 0) return CARLA_URI_MAP_ID_ATOM_SOUND; if (std::strcmp(uri, LV2_ATOM__String) == 0) return CARLA_URI_MAP_ID_ATOM_STRING; if (std::strcmp(uri, LV2_ATOM__Tuple) == 0) return CARLA_URI_MAP_ID_ATOM_TUPLE; if (std::strcmp(uri, LV2_ATOM__URI) == 0) return CARLA_URI_MAP_ID_ATOM_URI; if (std::strcmp(uri, LV2_ATOM__URID) == 0) return CARLA_URI_MAP_ID_ATOM_URID; if (std::strcmp(uri, LV2_ATOM__Vector) == 0) return CARLA_URI_MAP_ID_ATOM_VECTOR; if (std::strcmp(uri, LV2_ATOM__atomTransfer) == 0) return CARLA_URI_MAP_ID_ATOM_TRANSFER_ATOM; if (std::strcmp(uri, LV2_ATOM__eventTransfer) == 0) return CARLA_URI_MAP_ID_ATOM_TRANSFER_EVENT; // BufSize types if (std::strcmp(uri, LV2_BUF_SIZE__maxBlockLength) == 0) return CARLA_URI_MAP_ID_BUF_MAX_LENGTH; if (std::strcmp(uri, LV2_BUF_SIZE__minBlockLength) == 0) return CARLA_URI_MAP_ID_BUF_MIN_LENGTH; if (std::strcmp(uri, LV2_BUF_SIZE__sequenceSize) == 0) return CARLA_URI_MAP_ID_BUF_SEQUENCE_SIZE; // Log types if (std::strcmp(uri, LV2_LOG__Error) == 0) return CARLA_URI_MAP_ID_LOG_ERROR; if (std::strcmp(uri, LV2_LOG__Note) == 0) return CARLA_URI_MAP_ID_LOG_NOTE; if (std::strcmp(uri, LV2_LOG__Trace) == 0) return CARLA_URI_MAP_ID_LOG_TRACE; if (std::strcmp(uri, LV2_LOG__Warning) == 0) return CARLA_URI_MAP_ID_LOG_WARNING; // Time types if (std::strcmp(uri, LV2_TIME__Position) == 0) return CARLA_URI_MAP_ID_TIME_POSITION; if (std::strcmp(uri, LV2_TIME__bar) == 0) return CARLA_URI_MAP_ID_TIME_BAR; if (std::strcmp(uri, LV2_TIME__barBeat) == 0) return CARLA_URI_MAP_ID_TIME_BAR_BEAT; if (std::strcmp(uri, LV2_TIME__beat) == 0) return CARLA_URI_MAP_ID_TIME_BEAT; if (std::strcmp(uri, LV2_TIME__beatUnit) == 0) return CARLA_URI_MAP_ID_TIME_BEAT_UNIT; if (std::strcmp(uri, LV2_TIME__beatsPerBar) == 0) return CARLA_URI_MAP_ID_TIME_BEATS_PER_BAR; if (std::strcmp(uri, LV2_TIME__beatsPerMinute) == 0) return CARLA_URI_MAP_ID_TIME_BEATS_PER_MINUTE; if (std::strcmp(uri, LV2_TIME__frame) == 0) return CARLA_URI_MAP_ID_TIME_FRAME; if (std::strcmp(uri, LV2_TIME__framesPerSecond) == 0) return CARLA_URI_MAP_ID_TIME_FRAMES_PER_SECOND; if (std::strcmp(uri, LV2_TIME__speed) == 0) return CARLA_URI_MAP_ID_TIME_SPEED; // Others if (std::strcmp(uri, LV2_MIDI__MidiEvent) == 0) return CARLA_URI_MAP_ID_MIDI_EVENT; if (std::strcmp(uri, LV2_PARAMETERS__sampleRate) == 0) return CARLA_URI_MAP_ID_PARAM_SAMPLE_RATE; if (std::strcmp(uri, LV2_UI__windowTitle) == 0) return CARLA_URI_MAP_ID_UI_WINDOW_TITLE; // Custom if (std::strcmp(uri, URI_CARLA_ATOM_WORKER) == 0) return CARLA_URI_MAP_ID_CARLA_ATOM_WORKER; if (std::strcmp(uri, URI_CARLA_FRONTEND_WIN_ID) == 0) return CARLA_URI_MAP_ID_CARLA_FRONTEND_WIN_ID; // Custom types return ((Lv2Plugin*)handle)->getCustomURID(uri); } static const char* carla_lv2_urid_unmap(LV2_URID_Map_Handle handle, LV2_URID urid) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, nullptr); CARLA_SAFE_ASSERT_RETURN(urid != CARLA_URI_MAP_ID_NULL, nullptr); carla_debug("carla_lv2_urid_unmap(%p, %i)", handle, urid); // Atom types if (urid == CARLA_URI_MAP_ID_ATOM_BLANK) return LV2_ATOM__Blank; if (urid == CARLA_URI_MAP_ID_ATOM_BOOL) return LV2_ATOM__Bool; if (urid == CARLA_URI_MAP_ID_ATOM_CHUNK) return LV2_ATOM__Chunk; if (urid == CARLA_URI_MAP_ID_ATOM_DOUBLE) return LV2_ATOM__Double; if (urid == CARLA_URI_MAP_ID_ATOM_EVENT) return LV2_ATOM__Event; if (urid == CARLA_URI_MAP_ID_ATOM_FLOAT) return LV2_ATOM__Float; if (urid == CARLA_URI_MAP_ID_ATOM_INT) return LV2_ATOM__Int; if (urid == CARLA_URI_MAP_ID_ATOM_LITERAL) return LV2_ATOM__Literal; if (urid == CARLA_URI_MAP_ID_ATOM_LONG) return LV2_ATOM__Long; if (urid == CARLA_URI_MAP_ID_ATOM_NUMBER) return LV2_ATOM__Number; if (urid == CARLA_URI_MAP_ID_ATOM_OBJECT) return LV2_ATOM__Object; if (urid == CARLA_URI_MAP_ID_ATOM_PATH) return LV2_ATOM__Path; if (urid == CARLA_URI_MAP_ID_ATOM_PROPERTY) return LV2_ATOM__Property; if (urid == CARLA_URI_MAP_ID_ATOM_RESOURCE) return LV2_ATOM__Resource; if (urid == CARLA_URI_MAP_ID_ATOM_SEQUENCE) return LV2_ATOM__Sequence; if (urid == CARLA_URI_MAP_ID_ATOM_SOUND) return LV2_ATOM__Sound; if (urid == CARLA_URI_MAP_ID_ATOM_STRING) return LV2_ATOM__String; if (urid == CARLA_URI_MAP_ID_ATOM_TUPLE) return LV2_ATOM__Tuple; if (urid == CARLA_URI_MAP_ID_ATOM_URI) return LV2_ATOM__URI; if (urid == CARLA_URI_MAP_ID_ATOM_URID) return LV2_ATOM__URID; if (urid == CARLA_URI_MAP_ID_ATOM_VECTOR) return LV2_ATOM__Vector; if (urid == CARLA_URI_MAP_ID_ATOM_TRANSFER_ATOM) return LV2_ATOM__atomTransfer; if (urid == CARLA_URI_MAP_ID_ATOM_TRANSFER_EVENT) return LV2_ATOM__eventTransfer; // BufSize types if (urid == CARLA_URI_MAP_ID_BUF_MAX_LENGTH) return LV2_BUF_SIZE__maxBlockLength; if (urid == CARLA_URI_MAP_ID_BUF_MIN_LENGTH) return LV2_BUF_SIZE__minBlockLength; if (urid == CARLA_URI_MAP_ID_BUF_SEQUENCE_SIZE) return LV2_BUF_SIZE__sequenceSize; // Log types if (urid == CARLA_URI_MAP_ID_LOG_ERROR) return LV2_LOG__Error; if (urid == CARLA_URI_MAP_ID_LOG_NOTE) return LV2_LOG__Note; if (urid == CARLA_URI_MAP_ID_LOG_TRACE) return LV2_LOG__Trace; if (urid == CARLA_URI_MAP_ID_LOG_WARNING) return LV2_LOG__Warning; // Time types if (urid == CARLA_URI_MAP_ID_TIME_POSITION) return LV2_TIME__Position; if (urid == CARLA_URI_MAP_ID_TIME_BAR) return LV2_TIME__bar; if (urid == CARLA_URI_MAP_ID_TIME_BAR_BEAT) return LV2_TIME__barBeat; if (urid == CARLA_URI_MAP_ID_TIME_BEAT) return LV2_TIME__beat; if (urid == CARLA_URI_MAP_ID_TIME_BEAT_UNIT) return LV2_TIME__beatUnit; if (urid == CARLA_URI_MAP_ID_TIME_BEATS_PER_BAR) return LV2_TIME__beatsPerBar; if (urid == CARLA_URI_MAP_ID_TIME_BEATS_PER_MINUTE) return LV2_TIME__beatsPerMinute; if (urid == CARLA_URI_MAP_ID_TIME_FRAME) return LV2_TIME__frame; if (urid == CARLA_URI_MAP_ID_TIME_FRAMES_PER_SECOND) return LV2_TIME__framesPerSecond; if (urid == CARLA_URI_MAP_ID_TIME_SPEED) return LV2_TIME__speed; // Others if (urid == CARLA_URI_MAP_ID_MIDI_EVENT) return LV2_MIDI__MidiEvent; if (urid == CARLA_URI_MAP_ID_PARAM_SAMPLE_RATE) return LV2_PARAMETERS__sampleRate; if (urid == CARLA_URI_MAP_ID_UI_WINDOW_TITLE) return LV2_UI__windowTitle; // Custom if (urid == CARLA_URI_MAP_ID_CARLA_ATOM_WORKER) return URI_CARLA_ATOM_WORKER; if (urid == CARLA_URI_MAP_ID_CARLA_FRONTEND_WIN_ID) return URI_CARLA_FRONTEND_WIN_ID; // Custom types return ((Lv2Plugin*)handle)->getCustomURIDString(urid); } // ------------------------------------------------------------------- // Worker Feature static LV2_Worker_Status carla_lv2_worker_schedule(LV2_Worker_Schedule_Handle handle, uint32_t size, const void* data) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, LV2_WORKER_ERR_UNKNOWN); carla_debug("carla_lv2_worker_schedule(%p, %i, %p)", handle, size, data); return ((Lv2Plugin*)handle)->handleWorkerSchedule(size, data); } static LV2_Worker_Status carla_lv2_worker_respond(LV2_Worker_Respond_Handle handle, uint32_t size, const void* data) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, LV2_WORKER_ERR_UNKNOWN); carla_debug("carla_lv2_worker_respond(%p, %i, %p)", handle, size, data); return ((Lv2Plugin*)handle)->handleWorkerRespond(size, data); } // ------------------------------------------------------------------- // External UI Feature static void carla_lv2_external_ui_closed(LV2UI_Controller controller) { CARLA_SAFE_ASSERT_RETURN(controller != nullptr,); carla_debug("carla_lv2_external_ui_closed(%p)", controller); ((Lv2Plugin*)controller)->handleExternalUiClosed(); } // ------------------------------------------------------------------- // UI Port-Map Feature static uint32_t carla_lv2_ui_port_map(LV2UI_Feature_Handle handle, const char* symbol) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, LV2UI_INVALID_PORT_INDEX); carla_debug("carla_lv2_ui_port_map(%p, \"%s\")", handle, symbol); return ((Lv2Plugin*)handle)->handleUiPortMap(symbol); } // ------------------------------------------------------------------- // UI Resize Feature static int carla_lv2_ui_resize(LV2UI_Feature_Handle handle, int width, int height) { CARLA_SAFE_ASSERT_RETURN(handle != nullptr, 1); carla_debug("carla_lv2_ui_resize(%p, %i, %i)", handle, width, height); return ((Lv2Plugin*)handle)->handleUiResize(width, height); } // ------------------------------------------------------------------- // UI Extension static void carla_lv2_ui_write_function(LV2UI_Controller controller, uint32_t port_index, uint32_t buffer_size, uint32_t format, const void* buffer) { CARLA_SAFE_ASSERT_RETURN(controller != nullptr,); carla_debug("carla_lv2_ui_write_function(%p, %i, %i, %i, %p)", controller, port_index, buffer_size, format, buffer); ((Lv2Plugin*)controller)->handleUiWrite(port_index, buffer_size, format, buffer); } // ------------------------------------------------------------------- // Lilv State static void carla_lilv_set_port_value(const char* port_symbol, void* user_data, const void* value, uint32_t size, uint32_t type) { CARLA_SAFE_ASSERT_RETURN(user_data != nullptr,); carla_debug("carla_lilv_set_port_value(\"%s\", %p, %p, %i, %i", port_symbol, user_data, value, size, type); ((Lv2Plugin*)user_data)->handleLilvSetPortValue(port_symbol, value, size, type); } // ------------------------------------------------------------------- CARLA_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(Lv2Plugin) }; // ------------------------------------------------------------------------------------------------------------------- #define lv2PluginPtr ((Lv2Plugin*)plugin) int CarlaEngineOsc::handleMsgLv2AtomTransfer(CARLA_ENGINE_OSC_HANDLE_ARGS2) { CARLA_ENGINE_OSC_CHECK_OSC_TYPES(2, "is"); carla_debug("CarlaOsc::handleMsgLv2AtomTransfer()"); const int32_t portIndex = argv[0]->i; const char* const atomBuf = (const char*)&argv[1]->s; CARLA_SAFE_ASSERT_RETURN(portIndex >= 0, 0); std::vector chunk(carla_getChunkFromBase64String(atomBuf)); CARLA_SAFE_ASSERT_RETURN(chunk.size() > 0, 0); const LV2_Atom* const atom((const LV2_Atom*)chunk.data()); lv2PluginPtr->handleTransferAtom(static_cast(portIndex), atom); return 0; } int CarlaEngineOsc::handleMsgLv2UridMap(CARLA_ENGINE_OSC_HANDLE_ARGS2) { CARLA_ENGINE_OSC_CHECK_OSC_TYPES(2, "is"); carla_debug("CarlaOsc::handleMsgLv2UridMap()"); const int32_t urid = argv[0]->i; const char* const uri = (const char*)&argv[1]->s; CARLA_SAFE_ASSERT_RETURN(urid > 0, 0); lv2PluginPtr->handleUridMap(static_cast(urid), uri); return 0; } #undef lv2PluginPtr CARLA_BACKEND_END_NAMESPACE #endif // WANT_LV2 // ------------------------------------------------------------------------------------------------------------------- CARLA_BACKEND_START_NAMESPACE CarlaPlugin* CarlaPlugin::newLV2(const Initializer& init) { carla_debug("CarlaPlugin::newLV2({%p, \"%s\", \"%s\", " P_INT64 "})", init.engine, init.name, init.label, init.uniqueId); #ifdef WANT_LV2 Lv2Plugin* const plugin(new Lv2Plugin(init.engine, init.id)); if (! plugin->init(init.filename, init.name, init.label)) { delete plugin; return nullptr; } plugin->reload(); if (init.engine->getProccessMode() == ENGINE_PROCESS_MODE_CONTINUOUS_RACK && ! plugin->canRunInRack()) { init.engine->setLastError("Carla's rack mode can only work with Mono or Stereo LV2 plugins, sorry!"); delete plugin; return nullptr; } return plugin; #else init.engine->setLastError("LV2 support not available"); return nullptr; #endif } CARLA_BACKEND_END_NAMESPACE // -------------------------------------------------------------------------------------------------------------------