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Audio plugin host https://kx.studio/carla
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Carla/source/backend/CarlaStandalone.cpp

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  1. /*

  2.  * Carla Standalone

  3.  * Copyright (C) 2011-2013 Filipe Coelho <falktx@falktx.com>

  4.  *

  5.  * This program is free software; you can redistribute it and/or

  6.  * modify it under the terms of the GNU General Public License as

  7.  * published by the Free Software Foundation; either version 2 of

  8.  * the License, or any later version.

  9.  *

  10.  * This program is distributed in the hope that it will be useful,

  11.  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  12.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

  13.  * GNU General Public License for more details.

  14.  *

  15.  * For a full copy of the GNU General Public License see the doc/GPL.txt file.

  16.  */

  17. 

  18. // TODO:

  19. // Check carla_stderr2("Engine is not running"); <= prepend func name and args

  20. 

  21. #include "CarlaHost.h"

  22. #include "CarlaMIDI.h"

  23. #include "CarlaNative.h"

  24. 

  25. #include "CarlaEngine.hpp"

  26. #include "CarlaPlugin.hpp"

  27. 

  28. #include "CarlaBackendUtils.hpp"

  29. #include "CarlaOscUtils.hpp"

  30. #include "CarlaThread.hpp"

  31. 

  32. #include <QtCore/QByteArray>

  33. 

  34. #ifdef BUILD_BRIDGE

  35. # undef HAVE_JUCE

  36. #endif

  37. 

  38. #ifdef HAVE_JUCE

  39. # include "juce_gui_basics.h"

  40. using juce::initialiseJuce_GUI;

  41. using juce::shutdownJuce_GUI;

  42. using juce::MessageManager;

  43. using juce::Thread;

  44. #endif

  45. 

  46. namespace CB = CarlaBackend;

  47. using CB::EngineOptions;

  48. 

  49. // -------------------------------------------------------------------------------------------------------------------

  50. // Juce Message Thread

  51. 

  52. #if defined(HAVE_JUCE) && defined(CARLA_OS_LINUX)

  53. 

  54. class JuceMessageThread : public Thread

  55. {

  56. public:

  57.     JuceMessageThread()

  58.       : Thread("JuceMessageThread"),

  59.         fInitialised(false)

  60.     {

  61.     }

  62. 

  63.     ~JuceMessageThread() override

  64.     {

  65.         stop();

  66.     }

  67. 

  68.     void start()

  69.     {

  70.         CARLA_SAFE_ASSERT_RETURN(! fInitialised,);

  71. 

  72.         fInitialised = false;

  73. 

  74.         startThread(7);

  75. 

  76.         while (! fInitialised)

  77.             sleep(1);

  78.     }

  79. 

  80.     void stop()

  81.     {

  82.         signalThreadShouldExit();

  83.         waitForThreadToExit(5000);

  84.     }

  85. 

  86. protected:

  87.     void run() override

  88.     {

  89.         MessageManager* const msgMgr(MessageManager::getInstance());

  90.         CARLA_SAFE_ASSERT_RETURN(msgMgr != nullptr,);

  91. 

  92.         msgMgr->setCurrentThreadAsMessageThread();

  93.         fInitialised = true;

  94. 

  95.         while ((! threadShouldExit()) && MessageManager::getInstance()->runDispatchLoopUntil(250))

  96.         {}

  97. 

  98.         fInitialised = false;

  99.     }

  100. 

  101. private:

  102.     volatile bool fInitialised;

  103. 

  104.     CARLA_DECLARE_NON_COPY_CLASS(JuceMessageThread)

  105. };

  106. 

  107. #endif // defined(HAVE_JUCE) && defined(CARLA_OS_LINUX)

  108. 

  109. // -------------------------------------------------------------------------------------------------------------------

  110. // Single, standalone engine

  111. 

  112. struct CarlaBackendStandalone {

  113.     CarlaEngine*       engine;

  114.     EngineCallbackFunc engineCallback;

  115.     void*              engineCallbackPtr;

  116.     EngineOptions      engineOptions;

  117. 

  118.     FileCallbackFunc fileCallback;

  119.     void*            fileCallbackPtr;

  120. 

  121.     CarlaString lastError;

  122. 

  123. #if defined(HAVE_JUCE) && defined(CARLA_OS_LINUX)

  124.     JuceMessageThread juceMsgThread;

  125. #endif

  126. 

  127.     CarlaBackendStandalone()

  128.         : engine(nullptr),

  129.           engineCallback(nullptr),

  130.           engineCallbackPtr(nullptr),

  131.           fileCallback(nullptr),

  132.           fileCallbackPtr(nullptr)

  133.     {

  134. #ifdef BUILD_BRIDGE

  135.         engineOptions.processMode         = CB::ENGINE_PROCESS_MODE_BRIDGE;

  136.         engineOptions.transportMode       = CB::ENGINE_TRANSPORT_MODE_BRIDGE;

  137.         engineOptions.forceStereo         = false;

  138.         engineOptions.preferPluginBridges = false;

  139.         engineOptions.preferUiBridges     = false;

  140. #else

  141.         if (std::getenv("LADISH_APP_NAME") != nullptr || std::getenv("NSM_URL") != nullptr)

  142.             return;

  143. 

  144.         CarlaThread::setCurrentThreadName("Carla");

  145. #endif

  146.     }

  147. 

  148.     ~CarlaBackendStandalone()

  149.     {

  150.         CARLA_SAFE_ASSERT(engine == nullptr);

  151. #ifdef HAVE_JUCE

  152.         CARLA_SAFE_ASSERT(MessageManager::getInstanceWithoutCreating() == nullptr);

  153. #endif

  154.     }

  155. 

  156. #ifdef HAVE_JUCE

  157.     void init()

  158.     {

  159.         JUCE_AUTORELEASEPOOL

  160.         {

  161.             initialiseJuce_GUI();

  162. # ifdef CARLA_OS_LINUX

  163.             juceMsgThread.start();

  164. # else

  165.             if (MessageManager* const msgMgr = MessageManager::getInstance())

  166.                 msgMgr->setCurrentThreadAsMessageThread();

  167. # endif

  168.         }

  169.     }

  170. 

  171.     void close()

  172.     {

  173.         JUCE_AUTORELEASEPOOL

  174.         {

  175. # ifdef CARLA_OS_LINUX

  176.             juceMsgThread.stop();

  177. # else

  178.             MessageManager::deleteInstance();

  179. # endif

  180.             shutdownJuce_GUI();

  181.         }

  182.     }

  183. 

  184. # ifndef CARLA_OS_LINUX

  185.     void idle()

  186.     {

  187.         JUCE_AUTORELEASEPOOL

  188.         {

  189.             if (MessageManager* const msgMgr = MessageManager::getInstanceWithoutCreating())

  190.                 msgMgr->runDispatchLoopUntil(5);

  191.         }

  192.     }

  193. # endif

  194. #endif

  195. 

  196.     CARLA_PREVENT_HEAP_ALLOCATION

  197.     CARLA_DECLARE_NON_COPY_STRUCT(CarlaBackendStandalone)

  198. };

  199. 

  200. static CarlaBackendStandalone gStandalone;

  201. 

  202. // -------------------------------------------------------------------------------------------------------------------

  203. // NSM support

  204. 

  205. #define NSM_API_VERSION_MAJOR 1

  206. #define NSM_API_VERSION_MINOR 2

  207. 

  208. //#define NSM_CLIENT_FEATURES ":switch:optional-gui:"

  209. #define NSM_CLIENT_FEATURES ":switch:"

  210. 

  211. class CarlaNSM

  212. {

  213. public:

  214.     CarlaNSM() noexcept

  215.         : fOscServer(nullptr),

  216.           fHasBroadcast(false),

  217.           fHasShowHideUI(false) {}

  218. 

  219.     ~CarlaNSM()

  220.     {

  221.         if (fOscServer != nullptr)

  222.         {

  223.             lo_server_del_method(fOscServer, "/reply", "ssss");

  224.             lo_server_del_method(fOscServer, "/nsm/client/open", "sss");

  225.             lo_server_del_method(fOscServer, "/nsm/client/save", "");

  226.             //lo_server_del_method(fOscServer, "/nsm/client/show_optional_gui", "");

  227.             //lo_server_del_method(fOscServer, "/nsm/client/hide_optional_gui", "");

  228.             lo_server_free(fOscServer);

  229.             fOscServer = nullptr;

  230.         }

  231.     }

  232. 

  233.     void announce(const int pid, const char* const initName)

  234.     {

  235.         const char* const NSM_URL(std::getenv("NSM_URL"));

  236. 

  237.         if (NSM_URL == nullptr)

  238.             return;

  239. 

  240.         const lo_address addr = lo_address_new_from_url(NSM_URL);

  241. 

  242.         if (addr == nullptr)

  243.             return;

  244. 

  245.         const int proto = lo_address_get_protocol(addr);

  246. 

  247.         if (fOscServer == nullptr)

  248.         {

  249.             // create new OSC server

  250.             fOscServer = lo_server_new_with_proto(nullptr, proto, _error_handler);

  251. 

  252.             // register message handlers and start OSC thread

  253.             lo_server_add_method(fOscServer, "/reply",           "ssss", _reply_handler, this);

  254.             lo_server_add_method(fOscServer, "/nsm/client/open", "sss",  _open_handler,  this);

  255.             lo_server_add_method(fOscServer, "/nsm/client/save", "",     _save_handler,  this);

  256.             //lo_server_add_method(fOscServer, "/nsm/client/show_optional_gui", "", _show_gui_handler, this);

  257.             //lo_server_add_method(fOscServer, "/nsm/client/hide_optional_gui", "", _hide_gui_handler, this);

  258.             // /nsm/client/session_is_loaded

  259.         }

  260. 

  261. #ifndef BUILD_ANSI_TEST

  262.         lo_send_from(addr, fOscServer, LO_TT_IMMEDIATE, "/nsm/server/announce", "sssiii",

  263.                      "Carla", NSM_CLIENT_FEATURES, initName, NSM_API_VERSION_MAJOR, NSM_API_VERSION_MINOR, pid);

  264. #endif

  265. 

  266.         lo_address_free(addr);

  267.     }

  268. 

  269.     void idle() noexcept

  270.     {

  271.         if (fOscServer == nullptr)

  272.             return;

  273. 

  274.         for (;;)

  275.         {

  276.             try {

  277.                 if (lo_server_recv_noblock(fOscServer, 0) == 0)

  278.                     break;

  279.             }

  280.             CARLA_SAFE_EXCEPTION_CONTINUE("NSM OSC idle")

  281.         }

  282.     }

  283. 

  284. protected:

  285.     int handleReply(const char* const path, const char* const types, lo_arg** const argv, const int argc, const lo_message msg)

  286.     {

  287.         carla_debug("CarlaNSM::handleReply(%s, %i, %p, %s, %p)", path, argc, argv, types, msg);

  288. 

  289.         const char* const method   = &argv[0]->s;

  290.         const char* const message  = &argv[1]->s;

  291.         const char* const smName   = &argv[2]->s;

  292.         const char* const features = &argv[3]->s;

  293. 

  294.         CARLA_SAFE_ASSERT_RETURN(std::strcmp(method, "/nsm/server/announce") == 0, 0);

  295. 

  296.         fHasBroadcast  = std::strstr(features, ":broadcast:") != nullptr;

  297.         fHasShowHideUI = std::strstr(features, ":optional-gui:") != nullptr;

  298. 

  299.         carla_stdout("'%s' started: %s", smName, message);

  300. 

  301.         // TODO: send callback, disable open+save etc

  302. 

  303.         return 0;

  304. 

  305. #ifndef DEBUG

  306.         // unused

  307.         (void)path; (void)types; (void)argc; (void)msg;

  308. #endif

  309.     }

  310. 

  311.     int handleOpen(const char* const path, const char* const types, lo_arg** const argv, const int argc, const lo_message msg)

  312.     {

  313.         CARLA_SAFE_ASSERT_RETURN(fOscServer != nullptr, 0);

  314.         carla_debug("CarlaNSM::handleOpen(\"%s\", \"%s\", %p, %i, %p)", path, types, argv, argc, msg);

  315. 

  316.         const char* const projectPath = &argv[0]->s;

  317.         //const char* const displayName = &argv[1]->s;

  318.         const char* const clientId    = &argv[2]->s;

  319. 

  320.         if (! carla_is_engine_running())

  321.         {

  322.             gStandalone.engineOptions.processMode   = CB::ENGINE_PROCESS_MODE_MULTIPLE_CLIENTS;

  323.             gStandalone.engineOptions.transportMode = CB::ENGINE_TRANSPORT_MODE_JACK;

  324. 

  325.             carla_engine_init("JACK", clientId);

  326.         }

  327.         else

  328.         {

  329.             CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0);

  330. 

  331.             for (uint i=0, count=gStandalone.engine->getCurrentPluginCount(); i < count; ++i)

  332.                 gStandalone.engine->removePlugin(i);

  333.         }

  334. 

  335.         fClientId = clientId;

  336. 

  337.         fProjectPath  = projectPath;

  338.         fProjectPath += ".carxp";

  339. 

  340.         CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0);

  341. 

  342.         gStandalone.engine->loadProject(fProjectPath);

  343. 

  344. #ifndef BUILD_ANSI_TEST

  345.         lo_send_from(lo_message_get_source(msg), fOscServer, LO_TT_IMMEDIATE, "/reply", "ss", "/nsm/client/open", "OK");

  346. #endif

  347. 

  348. #if 0

  349.         if (fHasBroadcast)

  350.         {

  351.             char* const url = lo_server_get_url(fOscServer);

  352. 

  353.             lo_send(lo_message_get_source(msg), "/nsm/server/broadcast", "sssss",

  354.                             "/non/hello", url, "Carla", CARLA_VERSION_STRING, clientId);

  355. 

  356.             //lo_send_from(lo_message_get_source(msg), fOscServer, LO_TT_IMMEDIATE, "/nsm/server/broadcast", "sssss"

  357.             //             "/non/hello", url, "Carla", CARLA_VERSION_STRING, clientId);

  358. 

  359.             lo_send(lo_message_get_source(msg), "/signal/created", "ssfff", "/path/somewhere", true ? "in" : "out", 0.0f, 1.0f, 0.5f);

  360. 

  361.             std::free(url);

  362. 

  363.             carla_stdout("Broadcast sent!");

  364.         }

  365.         else

  366.             carla_stdout("Broadcast NOT NOT NOT sent!");

  367. #endif

  368. 

  369.         return 0;

  370. 

  371. #ifndef DEBUG

  372.         // unused

  373.         (void)path; (void)types; (void)argc; (void)msg;

  374. #endif

  375.     }

  376. 

  377.     int handleSave(const char* const path, const char* const types, lo_arg** const argv, const int argc, const lo_message msg)

  378.     {

  379.         CARLA_SAFE_ASSERT_RETURN(fOscServer != nullptr, 0);

  380.         CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0);

  381.         CARLA_SAFE_ASSERT_RETURN(fProjectPath.isNotEmpty(), 0);

  382.         carla_debug("CarlaNSM::handleSave(\"%s\", \"%s\", %p, %i, %p)", path, types, argv, argc, msg);

  383. 

  384.         gStandalone.engine->saveProject(fProjectPath);

  385. 

  386. #ifndef BUILD_ANSI_TEST

  387.         lo_send_from(lo_message_get_source(msg), fOscServer, LO_TT_IMMEDIATE, "/reply", "ss", "/nsm/client/save", "OK");

  388. #endif

  389. 

  390.         return 0;

  391. 

  392. #ifndef DEBUG

  393.         // unused

  394.         (void)path; (void)types; (void)argv; (void)argc; (void)msg;

  395. #endif

  396.     }

  397. 

  398. #if 0

  399.     int handleShowHideGui(const lo_message msg, const bool show)

  400.     {

  401.         CARLA_SAFE_ASSERT_RETURN(fOscServer != nullptr, 0);

  402.         CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0);

  403.         //CARLA_SAFE_ASSERT_RETURN(gStandalone.frontendWinId != 0, 0);

  404.         carla_debug("CarlaNSM::handleShowHideGui(%s)", bool2str(show));

  405. 

  406. #ifdef HAVE_X11

  407. #endif

  408. 

  409. #ifndef BUILD_ANSI_TEST

  410.         lo_send_from(lo_message_get_source(msg), fOscServer, LO_TT_IMMEDIATE, show ? "/nsm/client/gui_is_shown" : "/nsm/client/gui_is_hidden", "");

  411. #endif

  412. 

  413.         return 0;

  414.     }

  415. #endif

  416. 

  417. private:

  418.     lo_server fOscServer;

  419. 

  420.     CarlaString fClientId;

  421.     CarlaString fProjectPath;

  422. 

  423.     bool fHasBroadcast;

  424.     bool fHasShowHideUI;

  425. 

  426.     #define handlePtr ((CarlaNSM*)data)

  427. 

  428.     static void _error_handler(int num, const char* msg, const char* path)

  429.     {

  430.         carla_stderr2("CarlaNSM::_error_handler(%i, \"%s\", \"%s\")", num, msg, path);

  431.     }

  432. 

  433.     static int _reply_handler(const char* path, const char* types, lo_arg** argv, int argc, lo_message msg, void* data)

  434.     {

  435.         return handlePtr->handleReply(path, types, argv, argc, msg);

  436.     }

  437. 

  438.     static int _open_handler(const char* path, const char* types, lo_arg** argv, int argc, lo_message msg, void* data)

  439.     {

  440.         return handlePtr->handleOpen(path, types, argv, argc, msg);

  441.     }

  442. 

  443.     static int _save_handler(const char* path, const char* types, lo_arg** argv, int argc, lo_message msg, void* data)

  444.     {

  445.         return handlePtr->handleSave(path, types, argv, argc, msg);

  446.     }

  447. 

  448. #if 0

  449.     static int _show_gui_handler(const char*, const char*, lo_arg**, int, lo_message, void* data)

  450.     {

  451.         return handlePtr->handleShowHideGui(true);

  452.     }

  453. 

  454.     static int _hide_gui_handler(const char*, const char*, lo_arg**, int, lo_message, void* data)

  455.     {

  456.         return handlePtr->handleShowHideGui(false);

  457.     }

  458. #endif

  459. 

  460.     #undef handlePtr

  461. 

  462.     CARLA_PREVENT_HEAP_ALLOCATION

  463.     CARLA_DECLARE_NON_COPY_CLASS(CarlaNSM)

  464. };

  465. 

  466. static CarlaNSM gNSM;

  467. 

  468. // -------------------------------------------------------------------------------------------------------------------

  469. // Always return a valid string ptr

  470. 

  471. static const char* const gNullCharPtr = "";

  472. 

  473. static void checkStringPtr(const char*& charPtr)

  474. {

  475.     if (charPtr == nullptr)

  476.         charPtr = gNullCharPtr;

  477. }

  478. 

  479. // -------------------------------------------------------------------------------------------------------------------

  480. // Constructors

  481. 

  482. _CarlaPluginInfo::_CarlaPluginInfo() noexcept

  483.     : type(CB::PLUGIN_NONE),

  484.       category(CB::PLUGIN_CATEGORY_NONE),

  485.       hints(0x0),

  486.       optionsAvailable(0x0),

  487.       optionsEnabled(0x0),

  488.       filename(gNullCharPtr),

  489.       name(gNullCharPtr),

  490.       label(gNullCharPtr),

  491.       maker(gNullCharPtr),

  492.       copyright(gNullCharPtr),

  493.       iconName(gNullCharPtr),

  494.       uniqueId(0) {}

  495. 

  496. _CarlaPluginInfo::~_CarlaPluginInfo() noexcept

  497. {

  498.     if (label != gNullCharPtr)

  499.         delete[] label;

  500.     if (maker != gNullCharPtr)

  501.         delete[] maker;

  502.     if (copyright != gNullCharPtr)

  503.         delete[] copyright;

  504. }

  505. 

  506. _CarlaNativePluginInfo::_CarlaNativePluginInfo() noexcept

  507.     : category(CB::PLUGIN_CATEGORY_NONE),

  508.       hints(0x0),

  509.       audioIns(0),

  510.       audioOuts(0),

  511.       midiIns(0),

  512.       midiOuts(0),

  513.       parameterIns(0),

  514.       parameterOuts(0),

  515.       name(gNullCharPtr),

  516.       label(gNullCharPtr),

  517.       maker(gNullCharPtr),

  518.       copyright(gNullCharPtr) {}

  519. 

  520. _CarlaParameterInfo::_CarlaParameterInfo() noexcept

  521.     : name(gNullCharPtr),

  522.       symbol(gNullCharPtr),

  523.       unit(gNullCharPtr),

  524.       scalePointCount(0) {}

  525. 

  526. _CarlaParameterInfo::~_CarlaParameterInfo() noexcept

  527. {

  528.     if (name != gNullCharPtr)

  529.         delete[] name;

  530.     if (symbol != gNullCharPtr)

  531.         delete[] symbol;

  532.     if (unit != gNullCharPtr)

  533.         delete[] unit;

  534. }

  535. 

  536. _CarlaScalePointInfo::_CarlaScalePointInfo() noexcept

  537.     : value(0.0f),

  538.       label(gNullCharPtr) {}

  539. 

  540. _CarlaScalePointInfo::~_CarlaScalePointInfo() noexcept

  541. {

  542.     if (label != gNullCharPtr)

  543.         delete[] label;

  544. }

  545. 

  546. _CarlaTransportInfo::_CarlaTransportInfo() noexcept

  547.     : playing(false),

  548.       frame(0),

  549.       bar(0),

  550.       beat(0),

  551.       tick(0),

  552.       bpm(0.0) {}

  553. 

  554. // -------------------------------------------------------------------------------------------------------------------

  555. // API

  556. 

  557. const char* carla_get_complete_license_text()

  558. {

  559.     carla_debug("carla_get_complete_license_text()");

  560. 

  561.     static CarlaString retText;

  562. 

  563.     if (retText.isEmpty())

  564.     {

  565.         CarlaString text1, text2, text3, text4, text5;

  566. 

  567.         text1 += "<p>This current Carla build is using the following features and 3rd-party code:</p>";

  568.         text1 += "<ul>";

  569. 

  570.         // Plugin formats

  571. #ifdef WANT_LADSPA

  572.         text2 += "<li>LADSPA plugin support, http://www.ladspa.org/</li>";

  573. #endif

  574. #ifdef WANT_DSSI

  575.         text2 += "<li>DSSI plugin support, http://dssi.sourceforge.net/</li>";

  576. #endif

  577. #ifdef WANT_LV2

  578.         text2 += "<li>LV2 plugin support, http://lv2plug.in/</li>";

  579. #endif

  580. #ifdef WANT_VST

  581. # ifdef VESTIGE_HEADER

  582.         text2 += "<li>VST plugin support, using VeSTige header by Javier Serrano Polo</li>";

  583. # else

  584.         text2 += "<li>VST plugin support, using official VST SDK 2.4 (trademark of Steinberg Media Technologies GmbH)</li>";

  585. # endif

  586. #endif

  587. #ifdef WANT_AU

  588.         text2 += "<li>AU plugin support</li>"; // FIXME

  589. #endif

  590. 

  591.         // Sample kit libraries

  592. #ifdef WANT_FLUIDSYNTH

  593.         text2 += "<li>FluidSynth library for SF2 support, http://www.fluidsynth.org/</li>";

  594. #endif

  595. #ifdef WANT_LINUXSAMPLER

  596.         text2 += "<li>LinuxSampler library for GIG and SFZ support*, http://www.linuxsampler.org/</li>";

  597. #endif

  598. 

  599. #ifdef WANT_NATIVE

  600.         // Internal plugins

  601. # ifdef HAVE_OPENGL

  602.         text3 += "<li>DISTRHO Mini-Series plugin code, based on LOSER-dev suite by Michael Gruhn</li>";

  603. # endif

  604.         text3 += "<li>NekoFilter plugin code, based on lv2fil by Nedko Arnaudov and Fons Adriaensen</li>";

  605.         //text1 += "<li>SunVox library file support, http://www.warmplace.ru/soft/sunvox/</li>"; // unfinished

  606. # ifdef WANT_AUDIOFILE

  607.         text3 += "<li>AudioDecoder library for Audio file support, by Robin Gareus</li>";

  608. # endif

  609. # ifdef WANT_MIDIFILE

  610.         text3 += "<li>LibSMF library for MIDI file support, http://libsmf.sourceforge.net/</li>";

  611. # endif

  612. # ifdef WANT_ZYNADDSUBFX

  613.         text3 += "<li>ZynAddSubFX plugin code, http://zynaddsubfx.sf.net/</li>";

  614. #  ifdef WANT_ZYNADDSUBFX_UI

  615.         text3 += "<li>ZynAddSubFX UI using NTK, http://non.tuxfamily.org/wiki/NTK</li>";

  616. #  endif

  617. # endif

  618. #endif

  619. 

  620.         // misc libs

  621.         text4 += "<li>liblo library for OSC support, http://liblo.sourceforge.net/</li>";

  622. #ifdef WANT_LV2

  623.         text4 += "<li>serd, sord, sratom and lilv libraries for LV2 discovery, http://drobilla.net/software/lilv/</li>";

  624. #endif

  625.         text4 += "<li>RtAudio+RtMidi libraries for extra Audio and MIDI support, http://www.music.mcgill.ca/~gary/rtaudio/</li>";

  626. 

  627.         // end

  628.         text4 += "</ul>";

  629. 

  630.         // code snippets

  631.         text5 += "<p>Additionally, Carla uses code snippets from the following projects:</p>";

  632.         text5 += "<ul>";

  633.         text5 += "<li>Pointer and data leak utils from JUCE, http://www.rawmaterialsoftware.com/juce.php</li>";

  634.         text5 += "<li>Shared memory utils from dssi-vst, http://www.breakfastquay.com/dssi-vst/</li>";

  635.         text5 += "<li>Real-time memory pool, by Nedko Arnaudov</li>";

  636.         text5 += "</ul>";

  637. 

  638. #ifdef WANT_LINUXSAMPLER

  639.         // LinuxSampler GPL exception

  640.         text5 += "<p>(*) Using LinuxSampler code in commercial hardware or software products is not allowed without prior written authorization by the authors.</p>";

  641. #endif

  642. 

  643.         retText = text1 + text2 + text3 + text4 + text5;

  644.     }

  645. 

  646.     return retText;

  647. }

  648. 

  649. const char* carla_get_supported_file_extensions()

  650. {

  651.     carla_debug("carla_get_supported_file_extensions()");

  652. 

  653.     static CarlaString retText;

  654. 

  655.     if (retText.isEmpty())

  656.     {

  657.         // Base types

  658.         retText += "*.carxp;*.carxs";

  659. 

  660.         // Sample kits

  661. #ifdef WANT_FLUIDSYNTH

  662.         retText += ";*.sf2";

  663. #endif

  664. #ifdef WANT_LINUXSAMPLER

  665.         retText += ";*.gig;*.sfz";

  666. #endif

  667. 

  668.         // Files provided by internal plugins

  669. #ifdef WANT_AUDIOFILE

  670.         retText += ";*.aiff;*.flac;*.oga;*.ogg;*.w64;*.wav";

  671. # ifdef HAVE_FFMPEG

  672.         retText += ";*.3g2;*.3gp;*.aac;*.ac3;*.amr;*.ape;*.mp2;*.mp3;*.mpc;*.wma";

  673. # endif

  674. #endif

  675. #ifdef WANT_MIDIFILE

  676.         retText += ";*.mid;*.midi";

  677. #endif

  678. 

  679.         // Plugin presets

  680. #ifdef WANT_ZYNADDSUBFX

  681.         retText += ";*.xmz;*.xiz";

  682. #endif

  683.     }

  684. 

  685.     return retText;

  686. }

  687. 

  688. // -------------------------------------------------------------------------------------------------------------------

  689. 

  690. unsigned int carla_get_engine_driver_count()

  691. {

  692.     carla_debug("carla_get_engine_driver_count()");

  693. 

  694.     return CarlaEngine::getDriverCount();

  695. }

  696. 

  697. const char* carla_get_engine_driver_name(unsigned int index)

  698. {

  699.     carla_debug("carla_get_engine_driver_name(%i)", index);

  700. 

  701.     return CarlaEngine::getDriverName(index);

  702. }

  703. 

  704. const char* const* carla_get_engine_driver_device_names(unsigned int index)

  705. {

  706.     carla_debug("carla_get_engine_driver_device_names(%i)", index);

  707. 

  708.     return CarlaEngine::getDriverDeviceNames(index);

  709. }

  710. 

  711. const EngineDriverDeviceInfo* carla_get_engine_driver_device_info(unsigned int index, const char* name)

  712. {

  713.     CARLA_SAFE_ASSERT_RETURN(name != nullptr && name[0] != '\0', nullptr);

  714.     carla_debug("carla_get_engine_driver_device_info(%i, \"%s\")", index, name);

  715. 

  716.     if (const EngineDriverDeviceInfo* const ret = CarlaEngine::getDriverDeviceInfo(index, name))

  717.     {

  718.         static EngineDriverDeviceInfo devInfo;

  719.         static const uint32_t nullBufferSizes[] = { 0   };

  720.         static const double   nullSampleRates[] = { 0.0 };

  721. 

  722.         devInfo.hints       = ret->hints;

  723.         devInfo.bufferSizes = (ret->bufferSizes != nullptr) ? ret->bufferSizes : nullBufferSizes;

  724.         devInfo.sampleRates = (ret->sampleRates != nullptr) ? ret->sampleRates : nullSampleRates;

  725.         return &devInfo;

  726.     }

  727. 

  728.     return nullptr;

  729. }

  730. 

  731. // -------------------------------------------------------------------------------------------------------------------

  732. 

  733. unsigned int carla_get_internal_plugin_count()

  734. {

  735.     carla_debug("carla_get_internal_plugin_count()");

  736. 

  737. #ifdef WANT_NATIVE

  738.     return static_cast<unsigned int>(CarlaPlugin::getNativePluginCount());

  739. #else

  740.     return 0;

  741. #endif

  742. }

  743. 

  744. const CarlaNativePluginInfo* carla_get_internal_plugin_info(unsigned int index)

  745. {

  746.     carla_debug("carla_get_internal_plugin_info(%i)", index);

  747. 

  748. #ifdef WANT_NATIVE

  749.     static CarlaNativePluginInfo info;

  750. 

  751.     const NativePluginDescriptor* const nativePlugin(CarlaPlugin::getNativePluginDescriptor(index));

  752. 

  753.     // as internal plugin, this must never fail

  754.     CARLA_SAFE_ASSERT_RETURN(nativePlugin != nullptr, nullptr);

  755. 

  756.      info.category = static_cast<CB::PluginCategory>(nativePlugin->category);

  757.      info.hints    = 0x0;

  758. 

  759.      if (nativePlugin->hints & ::PLUGIN_IS_RTSAFE)

  760.          info.hints |= CB::PLUGIN_IS_RTSAFE;

  761.      if (nativePlugin->hints & ::PLUGIN_IS_SYNTH)

  762.          info.hints |= CB::PLUGIN_IS_SYNTH;

  763.      if (nativePlugin->hints & ::PLUGIN_HAS_UI)

  764.          info.hints |= CB::PLUGIN_HAS_CUSTOM_UI;

  765.      if (nativePlugin->hints & ::PLUGIN_NEEDS_FIXED_BUFFERS)

  766.          info.hints |= CB::PLUGIN_NEEDS_FIXED_BUFFERS;

  767.      if (nativePlugin->hints & ::PLUGIN_NEEDS_SINGLE_THREAD)

  768.          info.hints |= CB::PLUGIN_NEEDS_SINGLE_THREAD;

  769. 

  770.      info.audioIns  = nativePlugin->audioIns;

  771.      info.audioOuts = nativePlugin->audioOuts;

  772.      info.midiIns   = nativePlugin->midiIns;

  773.      info.midiOuts  = nativePlugin->midiOuts;

  774.      info.parameterIns  = nativePlugin->paramIns;

  775.      info.parameterOuts = nativePlugin->paramOuts;

  776. 

  777.      info.name      = nativePlugin->name;

  778.      info.label     = nativePlugin->label;

  779.      info.maker     = nativePlugin->maker;

  780.      info.copyright = nativePlugin->copyright;

  781. 

  782.      checkStringPtr(info.name);

  783.      checkStringPtr(info.label);

  784.      checkStringPtr(info.maker);

  785.      checkStringPtr(info.copyright);

  786. 

  787.     return &info;

  788. #else

  789.     return nullptr;

  790. 

  791.     // unused

  792.     (void)index;

  793. #endif

  794. }

  795. 

  796. // -------------------------------------------------------------------------------------------------------------------

  797. 

  798. const CarlaEngine* carla_get_engine()

  799. {

  800.     carla_debug("carla_get_engine()");

  801. 

  802.     return gStandalone.engine;

  803. }

  804. 

  805. // -------------------------------------------------------------------------------------------------------------------

  806. 

  807. bool carla_engine_init(const char* driverName, const char* clientName)

  808. {

  809.     CARLA_SAFE_ASSERT_RETURN(driverName != nullptr && driverName[0] != '\0', false);

  810.     CARLA_SAFE_ASSERT_RETURN(clientName != nullptr && clientName[0] != '\0', false);

  811.     carla_debug("carla_engine_init(\"%s\", \"%s\")", driverName, clientName);

  812. 

  813.     if (gStandalone.engine != nullptr)

  814.     {

  815.         carla_stderr2("Engine is already running");

  816.         gStandalone.lastError = "Engine is already running";

  817.         return false;

  818.     }

  819. 

  820. #ifdef CARLA_OS_WIN

  821.     carla_setenv("WINEASIO_CLIENT_NAME", clientName);

  822. #endif

  823. 

  824.     // TODO: make this an option, put somewhere else

  825.     if (std::getenv("WINE_RT") == nullptr)

  826.     {

  827.         carla_setenv("WINE_RT", "15");

  828.         carla_setenv("WINE_SVR_RT", "10");

  829.     }

  830. 

  831.     gStandalone.engine = CarlaEngine::newDriverByName(driverName);

  832. 

  833.     if (gStandalone.engine == nullptr)

  834.     {

  835.         carla_stderr2("The seleted audio driver is not available");

  836.         gStandalone.lastError = "The seleted audio driver is not available";

  837.         return false;

  838.     }

  839. 

  840.     gStandalone.engine->setCallback(gStandalone.engineCallback, gStandalone.engineCallbackPtr);

  841.     gStandalone.engine->setFileCallback(gStandalone.fileCallback, gStandalone.fileCallbackPtr);

  842. 

  843. #ifdef BUILD_BRIDGE

  844.     gStandalone.engine->setOption(CB::ENGINE_OPTION_PROCESS_MODE,          CB::ENGINE_PROCESS_MODE_MULTIPLE_CLIENTS,                     nullptr);

  845.     gStandalone.engine->setOption(CB::ENGINE_OPTION_TRANSPORT_MODE,        CB::ENGINE_TRANSPORT_MODE_JACK,                               nullptr);

  846. #else

  847.     gStandalone.engine->setOption(CB::ENGINE_OPTION_PROCESS_MODE,          static_cast<int>(gStandalone.engineOptions.processMode),      nullptr);

  848.     gStandalone.engine->setOption(CB::ENGINE_OPTION_TRANSPORT_MODE,        static_cast<int>(gStandalone.engineOptions.transportMode),    nullptr);

  849. #endif

  850. 

  851.     gStandalone.engine->setOption(CB::ENGINE_OPTION_FORCE_STEREO,          gStandalone.engineOptions.forceStereo         ? 1 : 0,        nullptr);

  852.     gStandalone.engine->setOption(CB::ENGINE_OPTION_PREFER_PLUGIN_BRIDGES, gStandalone.engineOptions.preferPluginBridges ? 1 : 0,        nullptr);

  853.     gStandalone.engine->setOption(CB::ENGINE_OPTION_PREFER_UI_BRIDGES,     gStandalone.engineOptions.preferUiBridges     ? 1 : 0,        nullptr);

  854.     gStandalone.engine->setOption(CB::ENGINE_OPTION_UIS_ALWAYS_ON_TOP,     gStandalone.engineOptions.uisAlwaysOnTop      ? 1 : 0,        nullptr);

  855.     gStandalone.engine->setOption(CB::ENGINE_OPTION_MAX_PARAMETERS,        static_cast<int>(gStandalone.engineOptions.maxParameters),    nullptr);

  856.     gStandalone.engine->setOption(CB::ENGINE_OPTION_UI_BRIDGES_TIMEOUT,    static_cast<int>(gStandalone.engineOptions.uiBridgesTimeout), nullptr);

  857.     gStandalone.engine->setOption(CB::ENGINE_OPTION_AUDIO_NUM_PERIODS,     static_cast<int>(gStandalone.engineOptions.audioNumPeriods),  nullptr);

  858.     gStandalone.engine->setOption(CB::ENGINE_OPTION_AUDIO_BUFFER_SIZE,     static_cast<int>(gStandalone.engineOptions.audioBufferSize),  nullptr);

  859.     gStandalone.engine->setOption(CB::ENGINE_OPTION_AUDIO_SAMPLE_RATE,     static_cast<int>(gStandalone.engineOptions.audioSampleRate),  nullptr);

  860. 

  861.     if (gStandalone.engineOptions.audioDevice != nullptr)

  862.         gStandalone.engine->setOption(CB::ENGINE_OPTION_AUDIO_DEVICE,   0, gStandalone.engineOptions.audioDevice);

  863. 

  864.     if (gStandalone.engineOptions.binaryDir != nullptr && gStandalone.engineOptions.binaryDir[0] != '\0')

  865.         gStandalone.engine->setOption(CB::ENGINE_OPTION_PATH_BINARIES,  0, gStandalone.engineOptions.binaryDir);

  866. 

  867.     if (gStandalone.engineOptions.resourceDir != nullptr && gStandalone.engineOptions.resourceDir[0] != '\0')

  868.         gStandalone.engine->setOption(CB::ENGINE_OPTION_PATH_RESOURCES, 0, gStandalone.engineOptions.resourceDir);

  869. 

  870.     if (gStandalone.engineOptions.frontendWinId != 0)

  871.     {

  872.         char strBuf[STR_MAX+1];

  873.         std::sprintf(strBuf, P_UINTPTR, gStandalone.engineOptions.frontendWinId);

  874.         gStandalone.engine->setOption(CB::ENGINE_OPTION_FRONTEND_WIN_ID, 0, strBuf);

  875.     }

  876.     else

  877.         gStandalone.engine->setOption(CB::ENGINE_OPTION_FRONTEND_WIN_ID, 0, "0");

  878. 

  879.     if (gStandalone.engine->init(clientName))

  880.     {

  881.         gStandalone.lastError = "No error";

  882. #ifdef HAVE_JUCE

  883.         gStandalone.init();

  884. #endif

  885.         return true;

  886.     }

  887.     else

  888.     {

  889.         gStandalone.lastError = gStandalone.engine->getLastError();

  890.         delete gStandalone.engine;

  891.         gStandalone.engine = nullptr;

  892.         return false;

  893.     }

  894. }

  895. 

  896. #ifdef BUILD_BRIDGE

  897. bool carla_engine_init_bridge(const char audioBaseName[6+1], const char controlBaseName[6+1], const char timeBaseName[6+1], const char* clientName)

  898. {

  899.     CARLA_SAFE_ASSERT_RETURN(audioBaseName != nullptr && audioBaseName[0] != '\0', false);

  900.     CARLA_SAFE_ASSERT_RETURN(controlBaseName != nullptr && controlBaseName[0] != '\0', false);

  901.     CARLA_SAFE_ASSERT_RETURN(timeBaseName != nullptr && timeBaseName[0] != '\0', false);

  902.     CARLA_SAFE_ASSERT_RETURN(clientName != nullptr && clientName[0] != '\0', false);

  903.     carla_debug("carla_engine_init_bridge(\"%s\", \"%s\", \"%s\", \"%s\")", audioBaseName, controlBaseName, timeBaseName, clientName);

  904. 

  905.     if (gStandalone.engine != nullptr)

  906.     {

  907.         carla_stderr2("Engine is already running");

  908.         gStandalone.lastError = "Engine is already running";

  909.         return false;

  910.     }

  911. 

  912.     gStandalone.engine = CarlaEngine::newBridge(audioBaseName, controlBaseName, timeBaseName);

  913. 

  914.     if (gStandalone.engine == nullptr)

  915.     {

  916.         carla_stderr2("The seleted audio driver is not available!");

  917.         gStandalone.lastError = "The seleted audio driver is not available!";

  918.         return false;

  919.     }

  920. 

  921.     gStandalone.engine->setCallback(gStandalone.engineCallback, gStandalone.engineCallbackPtr);

  922.     gStandalone.engine->setFileCallback(gStandalone.fileCallback, gStandalone.fileCallbackPtr);

  923. 

  924.     // forced options for bridge mode

  925.     gStandalone.engine->setOption(CB::ENGINE_OPTION_PROCESS_MODE,          CB::ENGINE_PROCESS_MODE_BRIDGE,   nullptr);

  926.     gStandalone.engine->setOption(CB::ENGINE_OPTION_TRANSPORT_MODE,        CB::ENGINE_TRANSPORT_MODE_BRIDGE, nullptr);

  927.     gStandalone.engine->setOption(CB::ENGINE_OPTION_FORCE_STEREO,          false, nullptr);

  928.     gStandalone.engine->setOption(CB::ENGINE_OPTION_PREFER_PLUGIN_BRIDGES, false, nullptr);

  929.     gStandalone.engine->setOption(CB::ENGINE_OPTION_PREFER_UI_BRIDGES,     false, nullptr);

  930. 

  931.     if (const char* const uisAlwaysOnTop = std::getenv("ENGINE_OPTION_UIS_ALWAYS_ON_TOP"))

  932.         gStandalone.engine->setOption(CB::ENGINE_OPTION_UIS_ALWAYS_ON_TOP,      (std::strcmp(uisAlwaysOnTop, "true") == 0) ? 1 : 0, nullptr);

  933. 

  934.     if (const char* const maxParameters = std::getenv("ENGINE_OPTION_MAX_PARAMETERS"))

  935.         gStandalone.engine->setOption(CB::ENGINE_OPTION_MAX_PARAMETERS,          std::atoi(maxParameters), nullptr);

  936. 

  937.     if (const char* const uiBridgesTimeout = std::getenv("ENGINE_OPTION_UI_BRIDGES_TIMEOUT"))

  938.         gStandalone.engine->setOption(CB::ENGINE_OPTION_UI_BRIDGES_TIMEOUT,      std::atoi(uiBridgesTimeout), nullptr);

  939. 

  940.     if (const char* const binaryDir = std::getenv("ENGINE_OPTION_PATH_BINARIES"))

  941.         gStandalone.engine->setOption(CB::ENGINE_OPTION_PATH_BINARIES,        0, binaryDir);

  942. 

  943.     if (const char* const resourceDir = std::getenv("ENGINE_OPTION_PATH_RESOURCES"))

  944.         gStandalone.engine->setOption(CB::ENGINE_OPTION_PATH_RESOURCES,       0, resourceDir);

  945. 

  946.     if (const char* const frontendWinId = std::getenv("ENGINE_OPTION_FRONTEND_WIN_ID"))

  947.         gStandalone.engine->setOption(CB::ENGINE_OPTION_FRONTEND_WIN_ID,      0, frontendWinId);

  948. 

  949.     if (gStandalone.engine->init(clientName))

  950.     {

  951.         gStandalone.lastError = "No error";

  952. #ifdef HAVE_JUCE

  953.         gStandalone.init();

  954. #endif

  955.         return true;

  956.     }

  957.     else

  958.     {

  959.         gStandalone.lastError = gStandalone.engine->getLastError();

  960.         delete gStandalone.engine;

  961.         gStandalone.engine = nullptr;

  962.         return false;

  963.     }

  964. }

  965. #endif

  966. 

  967. bool carla_engine_close()

  968. {

  969.     carla_debug("carla_engine_close()");

  970. 

  971.     if (gStandalone.engine == nullptr)

  972.     {

  973.         carla_stderr2("Engine is not running");

  974.         gStandalone.lastError = "Engine is not running";

  975.         return false;

  976.     }

  977. 

  978.     gStandalone.engine->setAboutToClose();

  979.     gStandalone.engine->removeAllPlugins();

  980. 

  981.     const bool closed(gStandalone.engine->close());

  982. 

  983.     if (! closed)

  984.         gStandalone.lastError = gStandalone.engine->getLastError();

  985. 

  986. #ifdef HAVE_JUCE

  987.     gStandalone.close();

  988. #endif

  989. 

  990.     delete gStandalone.engine;

  991.     gStandalone.engine = nullptr;

  992. 

  993.     return closed;

  994. }

  995. 

  996. void carla_engine_idle()

  997. {

  998.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  999. 

  1000.     gNSM.idle();

  1001. #if defined(HAVE_JUCE) && ! defined(CARLA_OS_LINUX)

  1002.     gStandalone.idle();

  1003. #endif

  1004.     gStandalone.engine->idle();

  1005. }

  1006. 

  1007. bool carla_is_engine_running()

  1008. {

  1009.     return (gStandalone.engine != nullptr && gStandalone.engine->isRunning());

  1010. }

  1011. 

  1012. void carla_set_engine_about_to_close()

  1013. {

  1014.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  1015.     carla_debug("carla_set_engine_about_to_close()");

  1016. 

  1017.     gStandalone.engine->setAboutToClose();

  1018. }

  1019. 

  1020. void carla_set_engine_callback(EngineCallbackFunc func, void* ptr)

  1021. {

  1022.     carla_debug("carla_set_engine_callback(%p, %p)", func, ptr);

  1023. 

  1024.     gStandalone.engineCallback    = func;

  1025.     gStandalone.engineCallbackPtr = ptr;

  1026. 

  1027.     if (gStandalone.engine != nullptr)

  1028.         gStandalone.engine->setCallback(func, ptr);

  1029. 

  1030. //#ifdef WANT_LOGS

  1031. //    gLogThread.setCallback(func, ptr);

  1032. //#endif

  1033. }

  1034. 

  1035. #ifndef BUILD_BRIDGE

  1036. void carla_set_engine_option(EngineOption option, int value, const char* valueStr)

  1037. {

  1038.     carla_debug("carla_set_engine_option(%i:%s, %i, \"%s\")", option, CB::EngineOption2Str(option), value, valueStr);

  1039. 

  1040.     switch (option)

  1041.     {

  1042.     case CB::ENGINE_OPTION_DEBUG:

  1043.         break;

  1044. 

  1045.     case CB::ENGINE_OPTION_PROCESS_MODE:

  1046.         CARLA_SAFE_ASSERT_RETURN(value >= CB::ENGINE_PROCESS_MODE_SINGLE_CLIENT && value < CB::ENGINE_PROCESS_MODE_BRIDGE,);

  1047.         gStandalone.engineOptions.processMode = static_cast<CB::EngineProcessMode>(value);

  1048.         break;

  1049. 

  1050.     case CB::ENGINE_OPTION_TRANSPORT_MODE:

  1051.         CARLA_SAFE_ASSERT_RETURN(value >= CB::ENGINE_TRANSPORT_MODE_INTERNAL && value < CB::ENGINE_TRANSPORT_MODE_BRIDGE,);

  1052.         gStandalone.engineOptions.transportMode = static_cast<CB::EngineTransportMode>(value);

  1053.         break;

  1054. 

  1055.     case CB::ENGINE_OPTION_FORCE_STEREO:

  1056.         CARLA_SAFE_ASSERT_RETURN(value == 0 || value == 1,);

  1057.         gStandalone.engineOptions.forceStereo = (value != 0);

  1058.         break;

  1059. 

  1060.     case CB::ENGINE_OPTION_PREFER_PLUGIN_BRIDGES:

  1061.         CARLA_SAFE_ASSERT_RETURN(value == 0 || value == 1,);

  1062.         gStandalone.engineOptions.preferPluginBridges = (value != 0);

  1063.         break;

  1064. 

  1065.     case CB::ENGINE_OPTION_PREFER_UI_BRIDGES:

  1066.         CARLA_SAFE_ASSERT_RETURN(value == 0 || value == 1,);

  1067.         gStandalone.engineOptions.preferUiBridges = (value != 0);

  1068.         break;

  1069. 

  1070.     case CB::ENGINE_OPTION_UIS_ALWAYS_ON_TOP:

  1071.         CARLA_SAFE_ASSERT_RETURN(value == 0 || value == 1,);

  1072.         gStandalone.engineOptions.uisAlwaysOnTop = (value != 0);

  1073.         break;

  1074. 

  1075.     case CB::ENGINE_OPTION_MAX_PARAMETERS:

  1076.         CARLA_SAFE_ASSERT_RETURN(value >= 0,);

  1077.         gStandalone.engineOptions.maxParameters = static_cast<unsigned int>(value);

  1078.         break;

  1079. 

  1080.     case CB::ENGINE_OPTION_UI_BRIDGES_TIMEOUT:

  1081.         CARLA_SAFE_ASSERT_RETURN(value >= 0,);

  1082.         gStandalone.engineOptions.uiBridgesTimeout = static_cast<unsigned int>(value);

  1083.         break;

  1084. 

  1085.     case CB::ENGINE_OPTION_AUDIO_NUM_PERIODS:

  1086.         CARLA_SAFE_ASSERT_RETURN(value >= 2 && value <= 3,);

  1087.         gStandalone.engineOptions.audioNumPeriods = static_cast<unsigned int>(value);

  1088.         break;

  1089. 

  1090.     case CB::ENGINE_OPTION_AUDIO_BUFFER_SIZE:

  1091.         CARLA_SAFE_ASSERT_RETURN(value >= 8,);

  1092.         gStandalone.engineOptions.audioBufferSize = static_cast<unsigned int>(value);

  1093.         break;

  1094. 

  1095.     case CB::ENGINE_OPTION_AUDIO_SAMPLE_RATE:

  1096.         CARLA_SAFE_ASSERT_RETURN(value >= 22050,);

  1097.         gStandalone.engineOptions.audioSampleRate = static_cast<unsigned int>(value);

  1098.         break;

  1099. 

  1100.     case CB::ENGINE_OPTION_AUDIO_DEVICE:

  1101.         CARLA_SAFE_ASSERT_RETURN(valueStr != nullptr,);

  1102. 

  1103.         if (gStandalone.engineOptions.audioDevice != nullptr)

  1104.             delete[] gStandalone.engineOptions.audioDevice;

  1105. 

  1106.         gStandalone.engineOptions.audioDevice = carla_strdup(valueStr);

  1107.         break;

  1108. 

  1109.     case CB:: ENGINE_OPTION_NSM_INIT:

  1110.         CARLA_SAFE_ASSERT_RETURN(value != 0,);

  1111.         CARLA_SAFE_ASSERT_RETURN(valueStr != nullptr && valueStr[0] != '\0',);

  1112.         gNSM.announce(value, valueStr);

  1113.         break;

  1114. 

  1115.     case CB::ENGINE_OPTION_PATH_BINARIES:

  1116.         CARLA_SAFE_ASSERT_RETURN(valueStr != nullptr && valueStr[0] != '\0',);

  1117. 

  1118.         if (gStandalone.engineOptions.binaryDir != nullptr)

  1119.             delete[] gStandalone.engineOptions.binaryDir;

  1120. 

  1121.         gStandalone.engineOptions.binaryDir = carla_strdup(valueStr);

  1122.         break;

  1123. 

  1124.     case CB::ENGINE_OPTION_PATH_RESOURCES:

  1125.         CARLA_SAFE_ASSERT_RETURN(valueStr != nullptr && valueStr[0] != '\0',);

  1126. 

  1127.         if (gStandalone.engineOptions.resourceDir != nullptr)

  1128.             delete[] gStandalone.engineOptions.resourceDir;

  1129. 

  1130.         gStandalone.engineOptions.resourceDir = carla_strdup(valueStr);

  1131.         break;

  1132. 

  1133.     case CB::ENGINE_OPTION_FRONTEND_WIN_ID:

  1134.         CARLA_SAFE_ASSERT_RETURN(valueStr != nullptr && valueStr[0] != '\0',);

  1135.         const long long winId(std::strtoll(valueStr, nullptr, 16));

  1136.         CARLA_SAFE_ASSERT_RETURN(winId >= 0,);

  1137.         gStandalone.engineOptions.frontendWinId = static_cast<uintptr_t>(winId);

  1138.         break;

  1139.     }

  1140. 

  1141.     if (gStandalone.engine != nullptr)

  1142.         gStandalone.engine->setOption(option, value, valueStr);

  1143. }

  1144. #endif

  1145. 

  1146. void carla_set_file_callback(FileCallbackFunc func, void* ptr)

  1147. {

  1148.     carla_debug("carla_set_file_callback(%p, %p)", func, ptr);

  1149. 

  1150.     gStandalone.fileCallback    = func;

  1151.     gStandalone.fileCallbackPtr = ptr;

  1152. 

  1153.     if (gStandalone.engine != nullptr)

  1154.         gStandalone.engine->setFileCallback(func, ptr);

  1155. }

  1156. 

  1157. // -------------------------------------------------------------------------------------------------------------------

  1158. 

  1159. bool carla_load_file(const char* filename)

  1160. {

  1161.     CARLA_SAFE_ASSERT_RETURN(filename != nullptr && filename[0] != '\0', false);

  1162.     carla_debug("carla_load_file(\"%s\")", filename);

  1163. 

  1164.     if (gStandalone.engine != nullptr)

  1165.         return gStandalone.engine->loadFile(filename);

  1166. 

  1167.     carla_stderr2("Engine is not running");

  1168.     gStandalone.lastError = "Engine is not running";

  1169.     return false;

  1170. }

  1171. 

  1172. bool carla_load_project(const char* filename)

  1173. {

  1174.     CARLA_SAFE_ASSERT_RETURN(filename != nullptr && filename[0] != '\0', false);

  1175.     carla_debug("carla_load_project(\"%s\")", filename);

  1176. 

  1177.     if (gStandalone.engine != nullptr)

  1178.         return gStandalone.engine->loadProject(filename);

  1179. 

  1180.     carla_stderr2("Engine is not running");

  1181.     gStandalone.lastError = "Engine is not running";

  1182.     return false;

  1183. }

  1184. 

  1185. bool carla_save_project(const char* filename)

  1186. {

  1187.     CARLA_SAFE_ASSERT_RETURN(filename != nullptr && filename[0] != '\0', false);

  1188.     carla_debug("carla_save_project(\"%s\")", filename);

  1189. 

  1190.     if (gStandalone.engine != nullptr)

  1191.         return gStandalone.engine->saveProject(filename);

  1192. 

  1193.     carla_stderr2("Engine was never initiated");

  1194.     gStandalone.lastError = "Engine was never initiated";

  1195.     return false;

  1196. }

  1197. 

  1198. #ifndef BUILD_BRIDGE

  1199. // -------------------------------------------------------------------------------------------------------------------

  1200. 

  1201. bool carla_patchbay_connect(uint groupIdA, uint portIdA, uint groupIdB, uint portIdB)

  1202. {

  1203.     carla_debug("carla_patchbay_connect(%u, %u, %u, %u)", groupIdA, portIdA, groupIdB, portIdB);

  1204. 

  1205.     if (gStandalone.engine != nullptr)

  1206.         return gStandalone.engine->patchbayConnect(groupIdA, portIdA, groupIdB, portIdB);

  1207. 

  1208.     carla_stderr2("Engine is not running");

  1209.     gStandalone.lastError = "Engine is not running";

  1210.     return false;

  1211. }

  1212. 

  1213. bool carla_patchbay_disconnect(uint connectionId)

  1214. {

  1215.     carla_debug("carla_patchbay_disconnect(%i)", connectionId);

  1216. 

  1217.     if (gStandalone.engine != nullptr)

  1218.         return gStandalone.engine->patchbayDisconnect(connectionId);

  1219. 

  1220.     carla_stderr2("Engine is not running");

  1221.     gStandalone.lastError = "Engine is not running";

  1222.     return false;

  1223. }

  1224. 

  1225. bool carla_patchbay_refresh()

  1226. {

  1227.     carla_debug("carla_patchbay_refresh()");

  1228. 

  1229.     if (gStandalone.engine != nullptr)

  1230.         return gStandalone.engine->patchbayRefresh();

  1231. 

  1232.     carla_stderr2("Engine is not running");

  1233.     gStandalone.lastError = "Engine is not running";

  1234.     return false;

  1235. }

  1236. #endif

  1237. 

  1238. // -------------------------------------------------------------------------------------------------------------------

  1239. 

  1240. void carla_transport_play()

  1241. {

  1242.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr && gStandalone.engine->isRunning(),);

  1243.     carla_debug("carla_transport_play()");

  1244. 

  1245.     gStandalone.engine->transportPlay();

  1246. }

  1247. 

  1248. void carla_transport_pause()

  1249. {

  1250.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr && gStandalone.engine->isRunning(),);

  1251.     carla_debug("carla_transport_pause()");

  1252. 

  1253.     gStandalone.engine->transportPause();

  1254. }

  1255. 

  1256. void carla_transport_relocate(uint64_t frame)

  1257. {

  1258.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr && gStandalone.engine->isRunning(),);

  1259.     carla_debug("carla_transport_relocate(%i)", frame);

  1260. 

  1261.     gStandalone.engine->transportRelocate(frame);

  1262. }

  1263. 

  1264. uint64_t carla_get_current_transport_frame()

  1265. {

  1266.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr && gStandalone.engine->isRunning(), 0);

  1267. 

  1268.     const CB::EngineTimeInfo& timeInfo(gStandalone.engine->getTimeInfo());

  1269.     return timeInfo.frame;

  1270. }

  1271. 

  1272. const CarlaTransportInfo* carla_get_transport_info()

  1273. {

  1274.     static CarlaTransportInfo retInfo;

  1275. 

  1276.     // reset

  1277.     retInfo.playing = false;

  1278.     retInfo.frame   = 0;

  1279.     retInfo.bar     = 0;

  1280.     retInfo.beat    = 0;

  1281.     retInfo.tick    = 0;

  1282.     retInfo.bpm     = 0.0;

  1283. 

  1284.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr && gStandalone.engine->isRunning(), &retInfo);

  1285. 

  1286.     const CB::EngineTimeInfo& timeInfo(gStandalone.engine->getTimeInfo());

  1287. 

  1288.     retInfo.playing = timeInfo.playing;

  1289.     retInfo.frame   = timeInfo.frame;

  1290. 

  1291.     if (timeInfo.valid & CB::EngineTimeInfo::kValidBBT)

  1292.     {

  1293.         retInfo.bar  = timeInfo.bbt.bar;

  1294.         retInfo.beat = timeInfo.bbt.beat;

  1295.         retInfo.tick = timeInfo.bbt.tick;

  1296.         retInfo.bpm  = timeInfo.bbt.beatsPerMinute;

  1297.     }

  1298. 

  1299.     return &retInfo;

  1300. }

  1301. 

  1302. // -------------------------------------------------------------------------------------------------------------------

  1303. 

  1304. bool carla_add_plugin(BinaryType btype, PluginType ptype, const char* filename, const char* name, const char* label, int64_t uniqueId, const void* extraPtr)

  1305. {

  1306.     CARLA_SAFE_ASSERT_RETURN(label != nullptr /*&& label[0] != '\0'*/, false);

  1307.     carla_debug("carla_add_plugin(%i:%s, %i:%s, \"%s\", \"%s\", \"%s\", " P_INT64 ", %p)", btype, CB::BinaryType2Str(btype), ptype, CB::PluginType2Str(ptype), filename, name, label, uniqueId, extraPtr);

  1308. 

  1309.     if (gStandalone.engine != nullptr)

  1310.         return gStandalone.engine->addPlugin(btype, ptype, filename, name, label, uniqueId, extraPtr);

  1311. 

  1312.     carla_stderr2("Engine is not running");

  1313.     gStandalone.lastError = "Engine is not running";

  1314.     return false;

  1315. }

  1316. 

  1317. bool carla_remove_plugin(uint pluginId)

  1318. {

  1319.     carla_debug("carla_remove_plugin(%i)", pluginId);

  1320. 

  1321.     if (gStandalone.engine != nullptr)

  1322.         return gStandalone.engine->removePlugin(pluginId);

  1323. 

  1324.     carla_stderr2("Engine is not running");

  1325.     gStandalone.lastError = "Engine is not running";

  1326.     return false;

  1327. }

  1328. 

  1329. bool carla_remove_all_plugins()

  1330. {

  1331.     carla_debug("carla_remove_all_plugins()");

  1332. 

  1333.     if (gStandalone.engine != nullptr)

  1334.         return gStandalone.engine->removeAllPlugins();

  1335. 

  1336.     carla_stderr2("Engine is not running");

  1337.     gStandalone.lastError = "Engine is not running";

  1338.     return false;

  1339. }

  1340. 

  1341. const char* carla_rename_plugin(uint pluginId, const char* newName)

  1342. {

  1343.     CARLA_SAFE_ASSERT_RETURN(newName != nullptr && newName[0] != '\0', nullptr);

  1344.     carla_debug("carla_rename_plugin(%i, \"%s\")", pluginId, newName);

  1345. 

  1346.     if (gStandalone.engine != nullptr)

  1347.         return gStandalone.engine->renamePlugin(pluginId, newName);

  1348. 

  1349.     carla_stderr2("Engine is not running");

  1350.     gStandalone.lastError = "Engine is not running";

  1351.     return nullptr;

  1352. }

  1353. 

  1354. bool carla_clone_plugin(uint pluginId)

  1355. {

  1356.     carla_debug("carla_clone_plugin(%i)", pluginId);

  1357. 

  1358.     if (gStandalone.engine != nullptr)

  1359.         return gStandalone.engine->clonePlugin(pluginId);

  1360. 

  1361.     carla_stderr2("Engine is not running");

  1362.     gStandalone.lastError = "Engine is not running";

  1363.     return false;

  1364. }

  1365. 

  1366. bool carla_replace_plugin(uint pluginId)

  1367. {

  1368.     carla_debug("carla_replace_plugin(%i)", pluginId);

  1369. 

  1370.     if (gStandalone.engine != nullptr)

  1371.         return gStandalone.engine->replacePlugin(pluginId);

  1372. 

  1373.     carla_stderr2("Engine is not running");

  1374.     gStandalone.lastError = "Engine is not running";

  1375.     return false;

  1376. }

  1377. 

  1378. bool carla_switch_plugins(uint pluginIdA, uint pluginIdB)

  1379. {

  1380.     CARLA_SAFE_ASSERT_RETURN(pluginIdA != pluginIdB, false);

  1381.     carla_debug("carla_switch_plugins(%i, %i)", pluginIdA, pluginIdB);

  1382. 

  1383.     if (gStandalone.engine != nullptr)

  1384.         return gStandalone.engine->switchPlugins(pluginIdA, pluginIdB);

  1385. 

  1386.     carla_stderr2("Engine is not running");

  1387.     gStandalone.lastError = "Engine is not running";

  1388.     return false;

  1389. }

  1390. 

  1391. // -------------------------------------------------------------------------------------------------------------------

  1392. 

  1393. bool carla_load_plugin_state(uint pluginId, const char* filename)

  1394. {

  1395.     CARLA_SAFE_ASSERT_RETURN(filename != nullptr && filename[0] != '\0', false);

  1396.     carla_debug("carla_load_plugin_state(%i, \"%s\")", pluginId, filename);

  1397. 

  1398.     if (gStandalone.engine == nullptr || ! gStandalone.engine->isRunning())

  1399.     {

  1400.         carla_stderr2("Engine is not running");

  1401.         gStandalone.lastError = "Engine is not running";

  1402.         return false;

  1403.     }

  1404. 

  1405.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1406.         return plugin->loadStateFromFile(filename);

  1407. 

  1408.     carla_stderr2("carla_load_plugin_state(%i, \"%s\") - could not find plugin", pluginId, filename);

  1409.     return false;

  1410. }

  1411. 

  1412. bool carla_save_plugin_state(uint pluginId, const char* filename)

  1413. {

  1414.     CARLA_SAFE_ASSERT_RETURN(filename != nullptr && filename[0] != '\0', false);

  1415.     carla_debug("carla_save_plugin_state(%i, \"%s\")", pluginId, filename);

  1416. 

  1417.     if (gStandalone.engine == nullptr)

  1418.     {

  1419.         carla_stderr2("Engine is not running");

  1420.         gStandalone.lastError = "Engine is not running";

  1421.         return false;

  1422.     }

  1423. 

  1424.     // allow to save even if engine isn't running

  1425. 

  1426.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1427.         return plugin->saveStateToFile(filename);

  1428. 

  1429.     carla_stderr2("carla_save_plugin_state(%i, \"%s\") - could not find plugin", pluginId, filename);

  1430.     return false;

  1431. }

  1432. 

  1433. // -------------------------------------------------------------------------------------------------------------------

  1434. 

  1435. const CarlaPluginInfo* carla_get_plugin_info(uint pluginId)

  1436. {

  1437.     carla_debug("carla_get_plugin_info(%i)", pluginId);

  1438. 

  1439.     static CarlaPluginInfo info;

  1440. 

  1441.     // reset

  1442.     info.type             = CB::PLUGIN_NONE;

  1443.     info.category         = CB::PLUGIN_CATEGORY_NONE;

  1444.     info.hints            = 0x0;

  1445.     info.optionsAvailable = 0x0;

  1446.     info.optionsEnabled   = 0x0;

  1447.     info.filename         = gNullCharPtr;

  1448.     info.name             = gNullCharPtr;

  1449.     info.iconName         = gNullCharPtr;

  1450.     info.uniqueId         = 0;

  1451. 

  1452.     // cleanup

  1453.     if (info.label != gNullCharPtr)

  1454.     {

  1455.         delete[] info.label;

  1456.         info.label = gNullCharPtr;

  1457.     }

  1458. 

  1459.     if (info.maker != gNullCharPtr)

  1460.     {

  1461.         delete[] info.maker;

  1462.         info.maker = gNullCharPtr;

  1463.     }

  1464. 

  1465.     if (info.copyright != gNullCharPtr)

  1466.     {

  1467.         delete[] info.copyright;

  1468.         info.copyright = gNullCharPtr;

  1469.     }

  1470. 

  1471.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, &info);

  1472. 

  1473.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1474.     {

  1475.         char strBufLabel[STR_MAX+1];

  1476.         char strBufMaker[STR_MAX+1];

  1477.         char strBufCopyright[STR_MAX+1];

  1478. 

  1479.         carla_zeroChar(strBufLabel, STR_MAX+1);

  1480.         carla_zeroChar(strBufMaker, STR_MAX+1);

  1481.         carla_zeroChar(strBufCopyright, STR_MAX+1);

  1482. 

  1483.         info.type     = plugin->getType();

  1484.         info.category = plugin->getCategory();

  1485.         info.hints    = plugin->getHints();

  1486.         info.filename = plugin->getFilename();

  1487.         info.name     = plugin->getName();

  1488.         info.iconName = plugin->getIconName();

  1489.         info.uniqueId = plugin->getUniqueId();

  1490. 

  1491.         info.optionsAvailable = plugin->getOptionsAvailable();

  1492.         info.optionsEnabled   = plugin->getOptionsEnabled();

  1493. 

  1494.         plugin->getLabel(strBufLabel);

  1495.         info.label = carla_strdup(strBufLabel);

  1496. 

  1497.         plugin->getMaker(strBufMaker);

  1498.         info.maker = carla_strdup(strBufMaker);

  1499. 

  1500.         plugin->getCopyright(strBufCopyright);

  1501.         info.copyright = carla_strdup(strBufCopyright);

  1502. 

  1503.         checkStringPtr(info.filename);

  1504.         checkStringPtr(info.name);

  1505.         checkStringPtr(info.iconName);

  1506. 

  1507.         return &info;

  1508.     }

  1509. 

  1510.     carla_stderr2("carla_get_plugin_info(%i) - could not find plugin", pluginId);

  1511.     return &info;

  1512. }

  1513. 

  1514. const CarlaPortCountInfo* carla_get_audio_port_count_info(uint pluginId)

  1515. {

  1516.     carla_debug("carla_get_audio_port_count_info(%i)", pluginId);

  1517. 

  1518.     static CarlaPortCountInfo info;

  1519. 

  1520.     // reset

  1521.     info.ins   = 0;

  1522.     info.outs  = 0;

  1523. 

  1524.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, &info);

  1525. 

  1526.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1527.     {

  1528.         info.ins   = plugin->getAudioInCount();

  1529.         info.outs  = plugin->getAudioOutCount();

  1530.         return &info;

  1531.     }

  1532. 

  1533.     carla_stderr2("carla_get_audio_port_count_info(%i) - could not find plugin", pluginId);

  1534.     return &info;

  1535. }

  1536. 

  1537. const CarlaPortCountInfo* carla_get_midi_port_count_info(uint pluginId)

  1538. {

  1539.     carla_debug("carla_get_midi_port_count_info(%i)", pluginId);

  1540. 

  1541.     static CarlaPortCountInfo info;

  1542. 

  1543.     // reset

  1544.     info.ins   = 0;

  1545.     info.outs  = 0;

  1546. 

  1547.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, &info);

  1548. 

  1549.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1550.     {

  1551.         info.ins   = plugin->getMidiInCount();

  1552.         info.outs  = plugin->getMidiOutCount();

  1553.         return &info;

  1554.     }

  1555. 

  1556.     carla_stderr2("carla_get_midi_port_count_info(%i) - could not find plugin", pluginId);

  1557.     return &info;

  1558. }

  1559. 

  1560. const CarlaPortCountInfo* carla_get_parameter_count_info(uint pluginId)

  1561. {

  1562.     carla_debug("carla_get_parameter_count_info(%i)", pluginId);

  1563. 

  1564.     static CarlaPortCountInfo info;

  1565. 

  1566.     // reset

  1567.     info.ins   = 0;

  1568.     info.outs  = 0;

  1569. 

  1570.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, &info);

  1571. 

  1572.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1573.     {

  1574.         plugin->getParameterCountInfo(info.ins, info.outs);

  1575.         return &info;

  1576.     }

  1577. 

  1578.     carla_stderr2("carla_get_parameter_count_info(%i) - could not find plugin", pluginId);

  1579.     return &info;

  1580. }

  1581. 

  1582. const CarlaParameterInfo* carla_get_parameter_info(uint pluginId, uint32_t parameterId)

  1583. {

  1584.     carla_debug("carla_get_parameter_info(%i, %i)", pluginId, parameterId);

  1585. 

  1586.     static CarlaParameterInfo info;

  1587. 

  1588.     // reset

  1589.     info.scalePointCount = 0;

  1590. 

  1591.     // cleanup

  1592.     if (info.name != gNullCharPtr)

  1593.     {

  1594.         delete[] info.name;

  1595.         info.name = gNullCharPtr;

  1596.     }

  1597. 

  1598.     if (info.symbol != gNullCharPtr)

  1599.     {

  1600.         delete[] info.symbol;

  1601.         info.symbol = gNullCharPtr;

  1602.     }

  1603. 

  1604.     if (info.unit != gNullCharPtr)

  1605.     {

  1606.         delete[] info.unit;

  1607.         info.unit = gNullCharPtr;

  1608.     }

  1609. 

  1610.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, &info);

  1611. 

  1612.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1613.     {

  1614.         if (parameterId < plugin->getParameterCount())

  1615.         {

  1616.             char strBufName[STR_MAX+1];

  1617.             char strBufSymbol[STR_MAX+1];

  1618.             char strBufUnit[STR_MAX+1];

  1619. 

  1620.             carla_zeroChar(strBufName, STR_MAX+1);

  1621.             carla_zeroChar(strBufSymbol, STR_MAX+1);

  1622.             carla_zeroChar(strBufUnit, STR_MAX+1);

  1623. 

  1624.             info.scalePointCount = plugin->getParameterScalePointCount(parameterId);

  1625. 

  1626.             plugin->getParameterName(parameterId, strBufName);

  1627.             info.name = carla_strdup(strBufName);

  1628. 

  1629.             plugin->getParameterSymbol(parameterId, strBufSymbol);

  1630.             info.symbol = carla_strdup(strBufSymbol);

  1631. 

  1632.             plugin->getParameterUnit(parameterId, strBufUnit);

  1633.             info.unit = carla_strdup(strBufUnit);

  1634.         }

  1635.         else

  1636.             carla_stderr2("carla_get_parameter_info(%i, %i) - parameterId out of bounds", pluginId, parameterId);

  1637. 

  1638.         return &info;

  1639.     }

  1640. 

  1641.     carla_stderr2("carla_get_parameter_info(%i, %i) - could not find plugin", pluginId, parameterId);

  1642.     return &info;

  1643. }

  1644. 

  1645. const CarlaScalePointInfo* carla_get_parameter_scalepoint_info(uint pluginId, uint32_t parameterId, uint32_t scalePointId)

  1646. {

  1647.     carla_debug("carla_get_parameter_scalepoint_info(%i, %i, %i)", pluginId, parameterId, scalePointId);

  1648.     CARLA_ASSERT(gStandalone.engine != nullptr);

  1649. 

  1650.     static CarlaScalePointInfo info;

  1651. 

  1652.     // reset

  1653.     info.value = 0.0f;

  1654. 

  1655.     // cleanup

  1656.     if (info.label != gNullCharPtr)

  1657.     {

  1658.         delete[] info.label;

  1659.         info.label = gNullCharPtr;

  1660.     }

  1661. 

  1662.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, &info);

  1663. 

  1664.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1665.     {

  1666.         if (parameterId < plugin->getParameterCount())

  1667.         {

  1668.             if (scalePointId < plugin->getParameterScalePointCount(parameterId))

  1669.             {

  1670.                 char strBufLabel[STR_MAX+1];

  1671.                 carla_zeroChar(strBufLabel, STR_MAX+1);

  1672. 

  1673.                 info.value = plugin->getParameterScalePointValue(parameterId, scalePointId);

  1674. 

  1675.                 plugin->getParameterScalePointLabel(parameterId, scalePointId, strBufLabel);

  1676.                 info.label = carla_strdup(strBufLabel);

  1677.             }

  1678.             else

  1679.                 carla_stderr2("carla_get_parameter_scalepoint_info(%i, %i, %i) - scalePointId out of bounds", pluginId, parameterId, scalePointId);

  1680.         }

  1681.         else

  1682.             carla_stderr2("carla_get_parameter_scalepoint_info(%i, %i, %i) - parameterId out of bounds", pluginId, parameterId, scalePointId);

  1683. 

  1684.         return &info;

  1685.     }

  1686. 

  1687.     carla_stderr2("carla_get_parameter_scalepoint_info(%i, %i, %i) - could not find plugin", pluginId, parameterId, scalePointId);

  1688.     return &info;

  1689. }

  1690. 

  1691. // -------------------------------------------------------------------------------------------------------------------

  1692. 

  1693. const ParameterData* carla_get_parameter_data(uint pluginId, uint32_t parameterId)

  1694. {

  1695.     carla_debug("carla_get_parameter_data(%i, %i)", pluginId, parameterId);

  1696. 

  1697.     static const ParameterData fallbackParameterData = { CB::PARAMETER_UNKNOWN, 0x0, CB::PARAMETER_NULL, -1, -1, 0 };

  1698. 

  1699.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, &fallbackParameterData);

  1700. 

  1701.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1702.     {

  1703.         if (parameterId < plugin->getParameterCount())

  1704.             return &plugin->getParameterData(parameterId);

  1705. 

  1706.         carla_stderr2("carla_get_parameter_data(%i, %i) - parameterId out of bounds", pluginId, parameterId);

  1707.         return &fallbackParameterData;

  1708.     }

  1709. 

  1710.     carla_stderr2("carla_get_parameter_data(%i, %i) - could not find plugin", pluginId, parameterId);

  1711.     return &fallbackParameterData;

  1712. }

  1713. 

  1714. const ParameterRanges* carla_get_parameter_ranges(uint pluginId, uint32_t parameterId)

  1715. {

  1716.     carla_debug("carla_get_parameter_ranges(%i, %i)", pluginId, parameterId);

  1717. 

  1718.     static const ParameterRanges fallbackParamRanges = { 0.0f, 0.0f, 1.0f, 0.01f, 0.0001f, 0.1f };

  1719. 

  1720.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, &fallbackParamRanges);

  1721. 

  1722.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1723.     {

  1724.         if (parameterId < plugin->getParameterCount())

  1725.             return &plugin->getParameterRanges(parameterId);

  1726. 

  1727.         carla_stderr2("carla_get_parameter_ranges(%i, %i) - parameterId out of bounds", pluginId, parameterId);

  1728.         return &fallbackParamRanges;

  1729.     }

  1730. 

  1731.     carla_stderr2("carla_get_parameter_ranges(%i, %i) - could not find plugin", pluginId, parameterId);

  1732.     return &fallbackParamRanges;

  1733. }

  1734. 

  1735. const MidiProgramData* carla_get_midi_program_data(uint pluginId, uint32_t midiProgramId)

  1736. {

  1737.     carla_debug("carla_get_midi_program_data(%i, %i)", pluginId, midiProgramId);

  1738. 

  1739.     static MidiProgramData midiProgData;

  1740. 

  1741.     // reset

  1742.     midiProgData.bank    = 0;

  1743.     midiProgData.program = 0;

  1744.     midiProgData.name    = gNullCharPtr;

  1745. 

  1746.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, &midiProgData);

  1747. 

  1748.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1749.     {

  1750.         if (midiProgramId < plugin->getMidiProgramCount())

  1751.         {

  1752.             const MidiProgramData& ret(plugin->getMidiProgramData(midiProgramId));

  1753.             carla_copyStruct<MidiProgramData>(midiProgData, ret);

  1754.             checkStringPtr(midiProgData.name);

  1755.             return &midiProgData;

  1756.         }

  1757. 

  1758.         carla_stderr2("carla_get_midi_program_data(%i, %i) - midiProgramId out of bounds", pluginId, midiProgramId);

  1759.         return &midiProgData;

  1760.     }

  1761. 

  1762.     carla_stderr2("carla_get_midi_program_data(%i, %i) - could not find plugin", pluginId, midiProgramId);

  1763.     return &midiProgData;

  1764. }

  1765. 

  1766. const CustomData* carla_get_custom_data(uint pluginId, uint32_t customDataId)

  1767. {

  1768.     carla_debug("carla_get_custom_data(%i, %i)", pluginId, customDataId);

  1769. 

  1770.     static CustomData customData;

  1771. 

  1772.     // reset

  1773.     customData.type  = gNullCharPtr;

  1774.     customData.key   = gNullCharPtr;

  1775.     customData.value = gNullCharPtr;

  1776. 

  1777.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, &customData);

  1778. 

  1779.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1780.     {

  1781.         if (customDataId < plugin->getCustomDataCount())

  1782.         {

  1783.             const CustomData& ret(plugin->getCustomData(customDataId));

  1784.             carla_copyStruct<CustomData>(customData, ret);

  1785.             checkStringPtr(customData.type);

  1786.             checkStringPtr(customData.key);

  1787.             checkStringPtr(customData.value);

  1788.             return &customData;

  1789.         }

  1790. 

  1791.         carla_stderr2("carla_get_custom_data(%i, %i) - customDataId out of bounds", pluginId, customDataId);

  1792.         return &customData;

  1793.     }

  1794. 

  1795.     carla_stderr2("carla_get_custom_data(%i, %i) - could not find plugin", pluginId, customDataId);

  1796.     return &customData;

  1797. }

  1798. 

  1799. const char* carla_get_chunk_data(uint pluginId)

  1800. {

  1801.     carla_debug("carla_get_chunk_data(%i)", pluginId);

  1802. 

  1803.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, nullptr);

  1804. 

  1805.     static CarlaString chunkData;

  1806. 

  1807.     // cleanup

  1808.     chunkData.clear();

  1809. 

  1810.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1811.     {

  1812.         if (plugin->getOptionsEnabled() & CB::PLUGIN_OPTION_USE_CHUNKS)

  1813.         {

  1814.             void* data = nullptr;

  1815.             const int32_t dataSize(plugin->getChunkData(&data));

  1816. 

  1817.             if (data != nullptr && dataSize > 0)

  1818.             {

  1819.                 chunkData = QByteArray((char*)data, dataSize).toBase64().constData();

  1820. 

  1821.                 return chunkData;

  1822.             }

  1823.             else

  1824.                 carla_stderr2("carla_get_chunk_data(%i) - got invalid chunk data", pluginId);

  1825.         }

  1826.         else

  1827.             carla_stderr2("carla_get_chunk_data(%i) - plugin does not use chunks", pluginId);

  1828. 

  1829.         return nullptr;

  1830.     }

  1831. 

  1832.     carla_stderr2("carla_get_chunk_data(%i) - could not find plugin", pluginId);

  1833.     return nullptr;

  1834. }

  1835. 

  1836. // -------------------------------------------------------------------------------------------------------------------

  1837. 

  1838. uint32_t carla_get_parameter_count(uint pluginId)

  1839. {

  1840.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0);

  1841.     carla_debug("carla_get_parameter_count(%i)", pluginId);

  1842. 

  1843.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1844.         return plugin->getParameterCount();

  1845. 

  1846.     carla_stderr2("carla_get_parameter_count(%i) - could not find plugin", pluginId);

  1847.     return 0;

  1848. }

  1849. 

  1850. uint32_t carla_get_program_count(uint pluginId)

  1851. {

  1852.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0);

  1853.     carla_debug("carla_get_program_count(%i)", pluginId);

  1854. 

  1855.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1856.         return plugin->getProgramCount();

  1857. 

  1858.     carla_stderr2("carla_get_program_count(%i) - could not find plugin", pluginId);

  1859.     return 0;

  1860. }

  1861. 

  1862. uint32_t carla_get_midi_program_count(uint pluginId)

  1863. {

  1864.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0);

  1865.     carla_debug("carla_get_midi_program_count(%i)", pluginId);

  1866. 

  1867.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1868.         return plugin->getMidiProgramCount();

  1869. 

  1870.     carla_stderr2("carla_get_midi_program_count(%i) - could not find plugin", pluginId);

  1871.     return 0;

  1872. }

  1873. 

  1874. uint32_t carla_get_custom_data_count(uint pluginId)

  1875. {

  1876.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0);

  1877.     carla_debug("carla_get_custom_data_count(%i)", pluginId);

  1878. 

  1879.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1880.         return plugin->getCustomDataCount();

  1881. 

  1882.     carla_stderr2("carla_get_custom_data_count(%i) - could not find plugin", pluginId);

  1883.     return 0;

  1884. }

  1885. 

  1886. // -------------------------------------------------------------------------------------------------------------------

  1887. 

  1888. const char* carla_get_parameter_text(uint pluginId, uint32_t parameterId)

  1889. {

  1890.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, nullptr);

  1891.     carla_debug("carla_get_parameter_text(%i, %i)", pluginId, parameterId);

  1892. 

  1893.     static char textBuf[STR_MAX+1];

  1894. 

  1895.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1896.     {

  1897.         if (parameterId < plugin->getParameterCount())

  1898.         {

  1899.             carla_zeroChar(textBuf, STR_MAX+1);

  1900.             plugin->getParameterText(parameterId, textBuf);

  1901.             return textBuf;

  1902.         }

  1903. 

  1904.         carla_stderr2("carla_get_parameter_text(%i, %i) - parameterId out of bounds", pluginId, parameterId);

  1905.         return nullptr;

  1906.     }

  1907. 

  1908.     carla_stderr2("carla_get_parameter_text(%i, %i) - could not find plugin", pluginId, parameterId);

  1909.     return nullptr;

  1910. }

  1911. 

  1912. const char* carla_get_program_name(uint pluginId, uint32_t programId)

  1913. {

  1914.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, nullptr);

  1915.     carla_debug("carla_get_program_name(%i, %i)", pluginId, programId);

  1916. 

  1917.     static char programName[STR_MAX+1];

  1918. 

  1919.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1920.     {

  1921.         if (programId < plugin->getProgramCount())

  1922.         {

  1923.             carla_zeroChar(programName, STR_MAX+1);

  1924.             plugin->getProgramName(programId, programName);

  1925.             return programName;

  1926.         }

  1927. 

  1928.         carla_stderr2("carla_get_program_name(%i, %i) - programId out of bounds", pluginId, programId);

  1929.         return nullptr;

  1930.     }

  1931. 

  1932.     carla_stderr2("carla_get_program_name(%i, %i) - could not find plugin", pluginId, programId);

  1933.     return nullptr;

  1934. }

  1935. 

  1936. const char* carla_get_midi_program_name(uint pluginId, uint32_t midiProgramId)

  1937. {

  1938.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, nullptr);

  1939.     carla_debug("carla_get_midi_program_name(%i, %i)", pluginId, midiProgramId);

  1940. 

  1941.     static char midiProgramName[STR_MAX+1];

  1942. 

  1943.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1944.     {

  1945.         if (midiProgramId < plugin->getMidiProgramCount())

  1946.         {

  1947.             carla_zeroChar(midiProgramName, STR_MAX+1);

  1948.             plugin->getMidiProgramName(midiProgramId, midiProgramName);

  1949.             return midiProgramName;

  1950.         }

  1951. 

  1952.         carla_stderr2("carla_get_midi_program_name(%i, %i) - midiProgramId out of bounds", pluginId, midiProgramId);

  1953.         return nullptr;

  1954.     }

  1955. 

  1956.     carla_stderr2("carla_get_midi_program_name(%i, %i) - could not find plugin", pluginId, midiProgramId);

  1957.     return nullptr;

  1958. }

  1959. 

  1960. const char* carla_get_real_plugin_name(uint pluginId)

  1961. {

  1962.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, nullptr);

  1963.     carla_debug("carla_get_real_plugin_name(%i)", pluginId);

  1964. 

  1965.     static char realPluginName[STR_MAX+1];

  1966. 

  1967.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1968.     {

  1969.         carla_zeroChar(realPluginName, STR_MAX+1);

  1970.         plugin->getRealName(realPluginName);

  1971.         return realPluginName;

  1972.     }

  1973. 

  1974.     carla_stderr2("carla_get_real_plugin_name(%i) - could not find plugin", pluginId);

  1975.     return nullptr;

  1976. }

  1977. 

  1978. // -------------------------------------------------------------------------------------------------------------------

  1979. 

  1980. int32_t carla_get_current_program_index(uint pluginId)

  1981. {

  1982.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, -1);

  1983.     carla_debug("carla_get_current_program_index(%i)", pluginId);

  1984. 

  1985.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1986.         return plugin->getCurrentProgram();

  1987. 

  1988.     carla_stderr2("carla_get_current_program_index(%i) - could not find plugin", pluginId);

  1989.     return -1;

  1990. }

  1991. 

  1992. int32_t carla_get_current_midi_program_index(uint pluginId)

  1993. {

  1994.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, -1);

  1995.     carla_debug("carla_get_current_midi_program_index(%i)", pluginId);

  1996. 

  1997.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  1998.         return plugin->getCurrentMidiProgram();

  1999. 

  2000.     carla_stderr2("carla_get_current_midi_program_index(%i) - could not find plugin", pluginId);

  2001.     return -1;

  2002. }

  2003. 

  2004. // -------------------------------------------------------------------------------------------------------------------

  2005. 

  2006. float carla_get_default_parameter_value(uint pluginId, uint32_t parameterId)

  2007. {

  2008.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0.0f);

  2009.     carla_debug("carla_get_default_parameter_value(%i, %i)", pluginId, parameterId);

  2010. 

  2011.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2012.     {

  2013.         if (parameterId < plugin->getParameterCount())

  2014.             return plugin->getParameterRanges(parameterId).def;

  2015. 

  2016.         carla_stderr2("carla_get_default_parameter_value(%i, %i) - parameterId out of bounds", pluginId, parameterId);

  2017.         return 0.0f;

  2018.     }

  2019. 

  2020.     carla_stderr2("carla_get_default_parameter_value(%i, %i) - could not find plugin", pluginId, parameterId);

  2021.     return 0.0f;

  2022. }

  2023. 

  2024. float carla_get_current_parameter_value(uint pluginId, uint32_t parameterId)

  2025. {

  2026.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0.0f);

  2027. 

  2028.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2029.     {

  2030.         if (parameterId < plugin->getParameterCount())

  2031.             return plugin->getParameterValue(parameterId);

  2032. 

  2033.         carla_stderr2("carla_get_current_parameter_value(%i, %i) - parameterId out of bounds", pluginId, parameterId);

  2034.         return 0.0f;

  2035.     }

  2036. 

  2037.     carla_stderr2("carla_get_current_parameter_value(%i, %i) - could not find plugin", pluginId, parameterId);

  2038.     return 0.0f;

  2039. }

  2040. 

  2041. float carla_get_internal_parameter_value(uint pluginId, int32_t parameterId)

  2042. {

  2043.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0.0f);

  2044.     CARLA_SAFE_ASSERT_RETURN(parameterId != CB::PARAMETER_NULL && parameterId > CB::PARAMETER_MAX, 0.0f);

  2045. 

  2046.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2047.         return plugin->getInternalParameterValue(parameterId);

  2048. 

  2049.     carla_stderr2("carla_get_internal_parameter_value(%i, %i) - could not find plugin", pluginId, parameterId);

  2050.     return 0.0f;

  2051. }

  2052. 

  2053. // -------------------------------------------------------------------------------------------------------------------

  2054. 

  2055. float carla_get_input_peak_value(uint pluginId, bool isLeft)

  2056. {

  2057.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0.0f);

  2058. 

  2059.     return gStandalone.engine->getInputPeak(pluginId, isLeft);

  2060. }

  2061. 

  2062. float carla_get_output_peak_value(uint pluginId, bool isLeft)

  2063. {

  2064.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0.0f);

  2065. 

  2066.     return gStandalone.engine->getOutputPeak(pluginId, isLeft);

  2067. }

  2068. 

  2069. // -------------------------------------------------------------------------------------------------------------------

  2070. 

  2071. void carla_set_option(uint pluginId, uint option, bool yesNo)

  2072. {

  2073.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2074.     carla_debug("carla_set_option(%i, %i, %s)", pluginId, option, bool2str(yesNo));

  2075. 

  2076.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2077.         return plugin->setOption(option, yesNo);

  2078. 

  2079.     carla_stderr2("carla_set_option(%i, %i, %s) - could not find plugin", pluginId, option, bool2str(yesNo));

  2080. }

  2081. 

  2082. void carla_set_active(uint pluginId, bool onOff)

  2083. {

  2084.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2085.     carla_debug("carla_set_active(%i, %s)", pluginId, bool2str(onOff));

  2086. 

  2087.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2088.         return plugin->setActive(onOff, true, false);

  2089. 

  2090.     carla_stderr2("carla_set_active(%i, %s) - could not find plugin", pluginId, bool2str(onOff));

  2091. }

  2092. 

  2093. #ifndef BUILD_BRIDGE

  2094. void carla_set_drywet(uint pluginId, float value)

  2095. {

  2096.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2097.     carla_debug("carla_set_drywet(%i, %f)", pluginId, value);

  2098. 

  2099.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2100.         return plugin->setDryWet(value, true, false);

  2101. 

  2102.     carla_stderr2("carla_set_drywet(%i, %f) - could not find plugin", pluginId, value);

  2103. }

  2104. 

  2105. void carla_set_volume(uint pluginId, float value)

  2106. {

  2107.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2108.     carla_debug("carla_set_volume(%i, %f)", pluginId, value);

  2109. 

  2110.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2111.         return plugin->setVolume(value, true, false);

  2112. 

  2113.     carla_stderr2("carla_set_volume(%i, %f) - could not find plugin", pluginId, value);

  2114. }

  2115. 

  2116. void carla_set_balance_left(uint pluginId, float value)

  2117. {

  2118.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2119.     carla_debug("carla_set_balance_left(%i, %f)", pluginId, value);

  2120. 

  2121.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2122.         return plugin->setBalanceLeft(value, true, false);

  2123. 

  2124.     carla_stderr2("carla_set_balance_left(%i, %f) - could not find plugin", pluginId, value);

  2125. }

  2126. 

  2127. void carla_set_balance_right(uint pluginId, float value)

  2128. {

  2129.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2130.     carla_debug("carla_set_balance_right(%i, %f)", pluginId, value);

  2131. 

  2132.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2133.         return plugin->setBalanceRight(value, true, false);

  2134. 

  2135.     carla_stderr2("carla_set_balance_right(%i, %f) - could not find plugin", pluginId, value);

  2136. }

  2137. 

  2138. void carla_set_panning(uint pluginId, float value)

  2139. {

  2140.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2141.     carla_debug("carla_set_panning(%i, %f)", pluginId, value);

  2142. 

  2143.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2144.         return plugin->setPanning(value, true, false);

  2145. 

  2146.     carla_stderr2("carla_set_panning(%i, %f) - could not find plugin", pluginId, value);

  2147. }

  2148. #endif

  2149. 

  2150. void carla_set_ctrl_channel(uint pluginId, int8_t channel)

  2151. {

  2152.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2153.     carla_debug("carla_set_ctrl_channel(%i, %i)", pluginId, channel);

  2154. 

  2155.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2156.         return plugin->setCtrlChannel(channel, true, false);

  2157. 

  2158.     carla_stderr2("carla_set_ctrl_channel(%i, %i) - could not find plugin", pluginId, channel);

  2159. }

  2160. 

  2161. // -------------------------------------------------------------------------------------------------------------------

  2162. 

  2163. void carla_set_parameter_value(uint pluginId, uint32_t parameterId, float value)

  2164. {

  2165.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2166.     carla_debug("carla_set_parameter_value(%i, %i, %f)", pluginId, parameterId, value);

  2167. 

  2168.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2169.     {

  2170.         if (parameterId < plugin->getParameterCount())

  2171.             return plugin->setParameterValue(parameterId, value, true, true, false);

  2172. 

  2173.         carla_stderr2("carla_set_parameter_value(%i, %i, %f) - parameterId out of bounds", pluginId, parameterId, value);

  2174.         return;

  2175.     }

  2176. 

  2177.     carla_stderr2("carla_set_parameter_value(%i, %i, %f) - could not find plugin", pluginId, parameterId, value);

  2178. }

  2179. 

  2180. #ifndef BUILD_BRIDGE

  2181. void carla_set_parameter_midi_channel(uint pluginId, uint32_t parameterId, uint8_t channel)

  2182. {

  2183.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2184.     CARLA_SAFE_ASSERT_RETURN(channel >= MAX_MIDI_CHANNELS,);

  2185.     carla_debug("carla_set_parameter_midi_channel(%i, %i, %i)", pluginId, parameterId, channel);

  2186. 

  2187.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2188.     {

  2189.         if (parameterId < plugin->getParameterCount())

  2190.             return plugin->setParameterMidiChannel(parameterId, channel, true, false);

  2191. 

  2192.         carla_stderr2("carla_set_parameter_midi_channel(%i, %i, %i) - parameterId out of bounds", pluginId, parameterId, channel);

  2193.         return;

  2194.     }

  2195. 

  2196.     carla_stderr2("carla_set_parameter_midi_channel(%i, %i, %i) - could not find plugin", pluginId, parameterId, channel);

  2197. }

  2198. 

  2199. void carla_set_parameter_midi_cc(uint pluginId, uint32_t parameterId, int16_t cc)

  2200. {

  2201.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2202.     CARLA_SAFE_ASSERT_RETURN(cc >= -1 && cc <= 0x5F,);

  2203.     carla_debug("carla_set_parameter_midi_cc(%i, %i, %i)", pluginId, parameterId, cc);

  2204. 

  2205.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2206.     {

  2207.         if (parameterId < plugin->getParameterCount())

  2208.             return plugin->setParameterMidiCC(parameterId, cc, true, false);

  2209. 

  2210.         carla_stderr2("carla_set_parameter_midi_cc(%i, %i, %i) - parameterId out of bounds", pluginId, parameterId, cc);

  2211.         return;

  2212.     }

  2213. 

  2214.     carla_stderr2("carla_set_parameter_midi_cc(%i, %i, %i) - could not find plugin", pluginId, parameterId, cc);

  2215. }

  2216. #endif

  2217. 

  2218. // -------------------------------------------------------------------------------------------------------------------

  2219. 

  2220. void carla_set_program(uint pluginId, uint32_t programId)

  2221. {

  2222.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2223.     carla_debug("carla_set_program(%i, %i)", pluginId, programId);

  2224. 

  2225.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2226.     {

  2227.         if (programId < plugin->getProgramCount())

  2228.             return plugin->setProgram(static_cast<int32_t>(programId), true, true, false);

  2229. 

  2230.         carla_stderr2("carla_set_program(%i, %i) - programId out of bounds", pluginId, programId);

  2231.         return;

  2232.     }

  2233. 

  2234.     carla_stderr2("carla_set_program(%i, %i) - could not find plugin", pluginId, programId);

  2235. }

  2236. 

  2237. void carla_set_midi_program(uint pluginId, uint32_t midiProgramId)

  2238. {

  2239.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2240.     carla_debug("carla_set_midi_program(%i, %i)", pluginId, midiProgramId);

  2241. 

  2242.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2243.     {

  2244.         if (midiProgramId < plugin->getMidiProgramCount())

  2245.             return plugin->setMidiProgram(static_cast<int32_t>(midiProgramId), true, true, false);

  2246. 

  2247.         carla_stderr2("carla_set_midi_program(%i, %i) - midiProgramId out of bounds", pluginId, midiProgramId);

  2248.         return;

  2249.     }

  2250. 

  2251.     carla_stderr2("carla_set_midi_program(%i, %i) - could not find plugin", pluginId, midiProgramId);

  2252. }

  2253. 

  2254. // -------------------------------------------------------------------------------------------------------------------

  2255. 

  2256. void carla_set_custom_data(uint pluginId, const char* type, const char* key, const char* value)

  2257. {

  2258.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2259.     CARLA_SAFE_ASSERT_RETURN(type != nullptr && type[0] != '\0',);

  2260.     CARLA_SAFE_ASSERT_RETURN(key != nullptr && key[0] != '\0',);

  2261.     CARLA_SAFE_ASSERT_RETURN(value != nullptr,);

  2262.     carla_debug("carla_set_custom_data(%i, \"%s\", \"%s\", \"%s\")", pluginId, type, key, value);

  2263. 

  2264.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2265.         return plugin->setCustomData(type, key, value, true);

  2266. 

  2267.     carla_stderr2("carla_set_custom_data(%i, \"%s\", \"%s\", \"%s\") - could not find plugin", pluginId, type, key, value);

  2268. }

  2269. 

  2270. void carla_set_chunk_data(uint pluginId, const char* chunkData)

  2271. {

  2272.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2273.     CARLA_SAFE_ASSERT_RETURN(chunkData != nullptr && chunkData[0] != '\0',);

  2274.     carla_debug("carla_set_chunk_data(%i, \"%s\")", pluginId, chunkData);

  2275. 

  2276.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2277.     {

  2278.         if (plugin->getOptionsEnabled() & CB::PLUGIN_OPTION_USE_CHUNKS)

  2279.             return plugin->setChunkData(chunkData);

  2280. 

  2281.         carla_stderr2("carla_set_chunk_data(%i, \"%s\") - plugin does not use chunks", pluginId, chunkData);

  2282.         return;

  2283.     }

  2284. 

  2285.     carla_stderr2("carla_set_chunk_data(%i, \"%s\") - could not find plugin", pluginId, chunkData);

  2286. }

  2287. 

  2288. // -------------------------------------------------------------------------------------------------------------------

  2289. 

  2290. void carla_prepare_for_save(uint pluginId)

  2291. {

  2292.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2293.     carla_debug("carla_prepare_for_save(%i)", pluginId);

  2294. 

  2295.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2296.         return plugin->prepareForSave();

  2297. 

  2298.     carla_stderr2("carla_prepare_for_save(%i) - could not find plugin", pluginId);

  2299. }

  2300. 

  2301. void carla_reset_parameters(uint pluginId)

  2302. {

  2303.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2304.     carla_debug("carla_reset_parameters(%i)", pluginId);

  2305. 

  2306.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2307.         return plugin->resetParameters();

  2308. 

  2309.     carla_stderr2("carla_reset_parameters(%i) - could not find plugin", pluginId);

  2310. }

  2311. 

  2312. void carla_randomize_parameters(uint pluginId)

  2313. {

  2314.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2315.     carla_debug("carla_randomize_parameters(%i)", pluginId);

  2316. 

  2317.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2318.         return plugin->randomizeParameters();

  2319. 

  2320.     carla_stderr2("carla_randomize_parameters(%i) - could not find plugin", pluginId);

  2321. }

  2322. 

  2323. #ifndef BUILD_BRIDGE

  2324. void carla_send_midi_note(uint pluginId, uint8_t channel, uint8_t note, uint8_t velocity)

  2325. {

  2326.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr && gStandalone.engine->isRunning(),);

  2327.     carla_debug("carla_send_midi_note(%i, %i, %i, %i)", pluginId, channel, note, velocity);

  2328. 

  2329.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2330.         return plugin->sendMidiSingleNote(channel, note, velocity, true, true, false);

  2331. 

  2332.     carla_stderr2("carla_send_midi_note(%i, %i, %i, %i) - could not find plugin", pluginId, channel, note, velocity);

  2333. }

  2334. #endif

  2335. 

  2336. void carla_show_custom_ui(uint pluginId, bool yesNo)

  2337. {

  2338.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr,);

  2339.     carla_debug("carla_show_custom_ui(%i, %s)", pluginId, bool2str(yesNo));

  2340. 

  2341.     if (CarlaPlugin* const plugin = gStandalone.engine->getPlugin(pluginId))

  2342.         return plugin->showCustomUI(yesNo);

  2343. 

  2344.     carla_stderr2("carla_show_custom_ui(%i, %s) - could not find plugin", pluginId, bool2str(yesNo));

  2345. }

  2346. 

  2347. // -------------------------------------------------------------------------------------------------------------------

  2348. 

  2349. uint32_t carla_get_buffer_size()

  2350. {

  2351.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0);

  2352.     carla_debug("carla_get_buffer_size()");

  2353. 

  2354.     return gStandalone.engine->getBufferSize();

  2355. }

  2356. 

  2357. double carla_get_sample_rate()

  2358. {

  2359.     CARLA_SAFE_ASSERT_RETURN(gStandalone.engine != nullptr, 0.0);

  2360.     carla_debug("carla_get_sample_rate()");

  2361. 

  2362.     return gStandalone.engine->getSampleRate();

  2363. }

  2364. 

  2365. // -------------------------------------------------------------------------------------------------------------------

  2366. 

  2367. const char* carla_get_last_error()

  2368. {

  2369.     carla_debug("carla_get_last_error()");

  2370. 

  2371.     if (gStandalone.engine != nullptr)

  2372.         return gStandalone.engine->getLastError();

  2373. 

  2374.     return gStandalone.lastError;

  2375. }

  2376. 

  2377. const char* carla_get_host_osc_url_tcp()

  2378. {

  2379.     carla_debug("carla_get_host_osc_url_tcp()");

  2380. 

  2381.     if (gStandalone.engine == nullptr)

  2382.     {

  2383.         carla_stderr2("Engine is not running");

  2384.         gStandalone.lastError = "Engine is not running";

  2385.         return nullptr;

  2386.     }

  2387. 

  2388.     return gStandalone.engine->getOscServerPathTCP();

  2389. }

  2390. 

  2391. const char* carla_get_host_osc_url_udp()

  2392. {

  2393.     carla_debug("carla_get_host_osc_url_udp()");

  2394. 

  2395.     if (gStandalone.engine == nullptr)

  2396.     {

  2397.         carla_stderr2("Engine is not running");

  2398.         gStandalone.lastError = "Engine is not running";

  2399.         return nullptr;

  2400.     }

  2401. 

  2402.     return gStandalone.engine->getOscServerPathUDP();

  2403. }

  2404. 

  2405. // -------------------------------------------------------------------------------------------------------------------

  2406. 

  2407. #ifdef WANT_DSSI

  2408. # include "CarlaDssiUtils.cpp"

  2409. #endif

  2410. 

  2411. #include "CarlaStateUtils.cpp"

  2412. 

  2413. #if 0

  2414. int main(int argc, char* argv[])

  2415. {

  2416.     return 0;

  2417. }

  2418. #endif

  2419. 

  2420. // -------------------------------------------------------------------------------------------------------------------