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Collection of tools useful for audio production
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Cadence/c++/carla-utils/carla_vst_utils.hpp

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  1. /*

  2.  * Carla VST utils

  3.  * Copyright (C) 2011-2012 Filipe Coelho <falktx@falktx.com>

  4.  *

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

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

  7.  * the Free Software Foundation; either version 2 of the License, or

  8.  * 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 COPYING file

  16.  */

  17. 

  18. #ifndef CARLA_VST_UTILS_HPP

  19. #define CARLA_VST_UTILS_HPP

  20. 

  21. // Disable deprecated VST features (NOT)

  22. #define VST_FORCE_DEPRECATED 0

  23. 

  24. #include <cstdint>

  25. 

  26. // ------------------------------------------------------------------------------------------------

  27. 

  28. #if VESTIGE_HEADER

  29. #include "vestige/aeffectx.h"

  30. #define audioMasterGetOutputSpeakerArrangement audioMasterGetSpeakerArrangement

  31. #define effFlagsProgramChunks (1 << 5)

  32. #define effSetProgramName 4

  33. #define effGetParamLabel 6

  34. #define effGetParamDisplay 7

  35. #define effGetVu 9

  36. #define effEditDraw 16

  37. #define effEditMouse 17

  38. #define effEditKey 18

  39. #define effEditSleep 21

  40. #define effIdentify 22

  41. #define effGetChunk 23

  42. #define effSetChunk 24

  43. #define effCanBeAutomated 26

  44. #define effString2Parameter 27

  45. #define effGetNumProgramCategories 28

  46. #define effGetProgramNameIndexed 29

  47. #define effCopyProgram 30

  48. #define effConnectInput 31

  49. #define effConnectOutput 32

  50. #define effGetInputProperties 33

  51. #define effGetOutputProperties 34

  52. #define effGetPlugCategory 35

  53. #define effGetCurrentPosition 36

  54. #define effGetDestinationBuffer 37

  55. #define effOfflineNotify 38

  56. #define effOfflinePrepare 39

  57. #define effOfflineRun 40

  58. #define effProcessVarIo 41

  59. #define effSetSpeakerArrangement 42

  60. #define effSetBlockSizeAndSampleRate 43

  61. #define effSetBypass 44

  62. #define effGetErrorText 46

  63. #define effVendorSpecific 50

  64. #define effGetTailSize 52

  65. #define effIdle 53

  66. #define effGetIcon 54

  67. #define effSetViewPosition 55

  68. #define effKeysRequired 57

  69. #define effEditKeyDown 59

  70. #define effEditKeyUp 60

  71. #define effSetEditKnobMode 61

  72. #define effGetMidiProgramName 62

  73. #define effGetCurrentMidiProgram 63

  74. #define effGetMidiProgramCategory 64

  75. #define effHasMidiProgramsChanged 65

  76. #define effGetMidiKeyName 66

  77. #define effBeginSetProgram 67

  78. #define effEndSetProgram 68

  79. #define effGetSpeakerArrangement 69

  80. #define effShellGetNextPlugin 70

  81. #define effStartProcess 71

  82. #define effStopProcess 72

  83. #define effSetTotalSampleToProcess 73

  84. #define effSetPanLaw 74

  85. #define effBeginLoadBank 75

  86. #define effBeginLoadProgram 76

  87. #define effSetProcessPrecision 77

  88. #define effGetNumMidiInputChannels 78

  89. #define effGetNumMidiOutputChannels 79

  90. #define kPlugCategSynth 2

  91. #define kPlugCategAnalysis 3

  92. #define kPlugCategMastering 4

  93. #define kPlugCategRoomFx 6

  94. #define kPlugCategRestoration 8

  95. #define kPlugCategShell 10

  96. #define kPlugCategGenerator 11

  97. #define kVstAutomationReadWrite 4

  98. #define kVstProcessLevelUnknown 0

  99. #define kVstProcessLevelUser 1

  100. #define kVstProcessLevelRealtime 2

  101. #define kVstProcessLevelOffline 4

  102. #define kVstProcessPrecision32 0

  103. #define kVstTransportChanged 1

  104. #define kVstVersion 2400

  105. #define VSTCALLBACK

  106. struct ERect {

  107.     int16_t top, left, bottom, right;

  108. };

  109. struct VstTimeInfo_R {

  110.     double samplePos, sampleRate, nanoSeconds, ppqPos, tempo, barStartPos, cycleStartPos, cycleEndPos;

  111.     int32_t timeSigNumerator, timeSigDenominator, smpteOffset, smpteFrameRate, samplesToNextClock, flags;

  112. };

  113. #else

  114. #include "vst/aeffectx.h"

  115. typedef VstTimeInfo VstTimeInfo_R;

  116. #endif

  117. 

  118. #include "carla_defines.hpp"

  119. 

  120. // ------------------------------------------------------------------------------------------------

  121. 

  122. typedef AEffect* (*VST_Function)(audioMasterCallback);

  123. 

  124. static inline

  125. bool vstPluginCanDo(AEffect* const effect, const char* const feature)

  126. {

  127.     return (effect->dispatcher(effect, effCanDo, 0, 0, (void*)feature, 0.0f) == 1);

  128. }

  129. 

  130. // ------------------------------------------------------------------------------------------------

  131. 

  132. static inline

  133. const char* vstEffectOpcode2str(const int32_t opcode)

  134. {

  135.     switch (opcode)

  136.     {

  137.     case effOpen:

  138.         return "effOpen";

  139.     case effClose:

  140.         return "effClose";

  141.     case effSetProgram:

  142.         return "effSetProgram";

  143.     case effGetProgram:

  144.         return "effGetProgram";

  145.     case effSetProgramName:

  146.         return "effSetProgramName";

  147.     case effGetProgramName:

  148.         return "effGetProgramName";

  149.     case effGetParamLabel:

  150.         return "effGetParamLabel";

  151.     case effGetParamDisplay:

  152.         return "effGetParamDisplay";

  153.     case effGetParamName:

  154.         return "effGetParamName";

  155. #if ! VST_FORCE_DEPRECATED

  156.     case effGetVu:

  157.         return "effGetVu";

  158. #endif

  159.     case effSetSampleRate:

  160.         return "effSetSampleRate";

  161.     case effSetBlockSize:

  162.         return "effSetBlockSize";

  163.     case effMainsChanged:

  164.         return "effMainsChanged";

  165.     case effEditGetRect:

  166.         return "effEditGetRect";

  167.     case effEditOpen:

  168.         return "effEditOpen";

  169.     case effEditClose:

  170.         return "effEditClose";

  171. #if ! VST_FORCE_DEPRECATED

  172.     case effEditDraw:

  173.         return "effEditDraw";

  174.     case effEditMouse:

  175.         return "effEditMouse";

  176.     case effEditKey:

  177.         return "effEditKey";

  178.     case effEditTop:

  179.         return "effEditTop";

  180.     case effEditSleep:

  181.         return "effEditSleep";

  182.     case effIdentify:

  183.         return "effIdentify";

  184. #endif

  185.     case effGetChunk:

  186.         return "effGetChunk";

  187.     case effSetChunk:

  188.         return "effSetChunk";

  189.     case effProcessEvents:

  190.         return "effProcessEvents";

  191.     case effCanBeAutomated:

  192.         return "effCanBeAutomated";

  193.     case effString2Parameter:

  194.         return "effString2Parameter";

  195. #if ! VST_FORCE_DEPRECATED

  196.     case effGetNumProgramCategories:

  197.         return "effGetNumProgramCategories";

  198. #endif

  199.     case effGetProgramNameIndexed:

  200.         return "effGetProgramNameIndexed";

  201. #if ! VST_FORCE_DEPRECATED

  202.     case effCopyProgram:

  203.         return "effCopyProgram";

  204.     case effConnectInput:

  205.         return "effConnectInput";

  206.     case effConnectOutput:

  207.         return "effConnectOutput";

  208. #endif

  209.     case effGetInputProperties:

  210.         return "effGetInputProperties";

  211.     case effGetOutputProperties:

  212.         return "effGetOutputProperties";

  213.     case effGetPlugCategory:

  214.         return "effGetPlugCategory";

  215. #if ! VST_FORCE_DEPRECATED

  216.     case effGetCurrentPosition:

  217.         return "effGetCurrentPosition";

  218.     case effGetDestinationBuffer:

  219.         return "effGetDestinationBuffer";

  220. #endif

  221.     case effOfflineNotify:

  222.         return "effOfflineNotify";

  223.     case effOfflinePrepare:

  224.         return "effOfflinePrepare";

  225.     case effOfflineRun:

  226.         return "effOfflineRun";

  227.     case effProcessVarIo:

  228.         return "effProcessVarIo";

  229.     case effSetSpeakerArrangement:

  230.         return "effSetSpeakerArrangement";

  231. #if ! VST_FORCE_DEPRECATED

  232.     case effSetBlockSizeAndSampleRate:

  233.         return "effSetBlockSizeAndSampleRate";

  234. #endif

  235.     case effSetBypass:

  236.         return "effSetBypass";

  237.     case effGetEffectName:

  238.         return "effGetEffectName";

  239. #if ! VST_FORCE_DEPRECATED

  240.     case effGetErrorText:

  241.         return "effGetErrorText";

  242. #endif

  243.     case effGetVendorString:

  244.         return "effGetVendorString";

  245.     case effGetProductString:

  246.         return "effGetProductString";

  247.     case effGetVendorVersion:

  248.         return "effGetVendorVersion";

  249.     case effVendorSpecific:

  250.         return "effVendorSpecific";

  251.     case effCanDo:

  252.         return "effCanDo";

  253.     case effGetTailSize:

  254.         return "effGetTailSize";

  255. #if ! VST_FORCE_DEPRECATED

  256.     case effIdle:

  257.         return "effIdle";

  258.     case effGetIcon:

  259.         return "effGetIcon";

  260.     case effSetViewPosition:

  261.         return "effSetViewPosition";

  262. #endif

  263.     case effGetParameterProperties:

  264.         return "effGetParameterProperties";

  265. #if ! VST_FORCE_DEPRECATED

  266.     case effKeysRequired:

  267.         return "effKeysRequired";

  268. #endif

  269.     case effGetVstVersion:

  270.         return "effGetVstVersion";

  271.     case effEditKeyDown:

  272.         return "effEditKeyDown";

  273.     case effEditKeyUp:

  274.         return "effEditKeyUp";

  275.     case effSetEditKnobMode:

  276.         return "effSetEditKnobMode";

  277.     case effGetMidiProgramName:

  278.         return "effGetMidiProgramName";

  279.     case effGetCurrentMidiProgram:

  280.         return "effGetCurrentMidiProgram";

  281.     case effGetMidiProgramCategory:

  282.         return "effGetMidiProgramCategory";

  283.     case effHasMidiProgramsChanged:

  284.         return "effHasMidiProgramsChanged";

  285.     case effGetMidiKeyName:

  286.         return "effGetMidiKeyName";

  287.     case effBeginSetProgram:

  288.         return "effBeginSetProgram";

  289.     case effEndSetProgram:

  290.         return "effEndSetProgram";

  291.     case effGetSpeakerArrangement:

  292.         return "effGetSpeakerArrangement";

  293.     case effShellGetNextPlugin:

  294.         return "effShellGetNextPlugin";

  295.     case effStartProcess:

  296.         return "effStartProcess";

  297.     case effStopProcess:

  298.         return "effStopProcess";

  299.     case effSetTotalSampleToProcess:

  300.         return "effSetTotalSampleToProcess";

  301.     case effSetPanLaw:

  302.         return "effSetPanLaw";

  303.     case effBeginLoadBank:

  304.         return "effBeginLoadBank";

  305.     case effBeginLoadProgram:

  306.         return "effBeginLoadProgram";

  307.     case effSetProcessPrecision:

  308.         return "effSetProcessPrecision";

  309.     case effGetNumMidiInputChannels:

  310.         return "effGetNumMidiInputChannels";

  311.     case effGetNumMidiOutputChannels:

  312.         return "effGetNumMidiOutputChannels";

  313.     default:

  314.         return "unknown";

  315.     }

  316. }

  317. 

  318. // ------------------------------------------------------------------------------------------------

  319. 

  320. static inline

  321. const char* vstMasterOpcode2str(const int32_t opcode)

  322. {

  323.     switch (opcode)

  324.     {

  325.     case audioMasterAutomate:

  326.         return "audioMasterAutomate";

  327.     case audioMasterVersion:

  328.         return "audioMasterVersion";

  329.     case audioMasterCurrentId:

  330.         return "audioMasterCurrentId";

  331.     case audioMasterIdle:

  332.         return "audioMasterIdle";

  333. #if ! VST_FORCE_DEPRECATED

  334.     case audioMasterPinConnected:

  335.         return "audioMasterPinConnected";

  336.     case audioMasterWantMidi:

  337.         return "audioMasterWantMidi";

  338. #endif

  339.     case audioMasterGetTime:

  340.         return "audioMasterGetTime";

  341.     case audioMasterProcessEvents:

  342.         return "audioMasterProcessEvents";

  343. #if ! VST_FORCE_DEPRECATED

  344.     case audioMasterSetTime:

  345.         return "audioMasterSetTime";

  346.     case audioMasterTempoAt:

  347.         return "audioMasterTempoAt";

  348.     case audioMasterGetNumAutomatableParameters:

  349.         return "audioMasterGetNumAutomatableParameters";

  350.     case audioMasterGetParameterQuantization:

  351.         return "audioMasterGetParameterQuantization";

  352. #endif

  353.     case audioMasterIOChanged:

  354.         return "audioMasterIOChanged";

  355. #if ! VST_FORCE_DEPRECATED

  356.     case audioMasterNeedIdle:

  357.         return "audioMasterNeedIdle";

  358. #endif

  359.     case audioMasterSizeWindow:

  360.         return "audioMasterSizeWindow";

  361.     case audioMasterGetSampleRate:

  362.         return "audioMasterGetSampleRate";

  363.     case audioMasterGetBlockSize:

  364.         return "audioMasterGetBlockSize";

  365.     case audioMasterGetInputLatency:

  366.         return "audioMasterGetInputLatency";

  367.     case audioMasterGetOutputLatency:

  368.         return "audioMasterGetOutputLatency";

  369. #if ! VST_FORCE_DEPRECATED

  370.     case audioMasterGetPreviousPlug:

  371.         return "audioMasterGetPreviousPlug";

  372.     case audioMasterGetNextPlug:

  373.         return "audioMasterGetNextPlug";

  374.     case audioMasterWillReplaceOrAccumulate:

  375.         return "audioMasterWillReplaceOrAccumulate";

  376. #endif

  377.     case audioMasterGetCurrentProcessLevel:

  378.         return "audioMasterGetCurrentProcessLevel";

  379.     case audioMasterGetAutomationState:

  380.         return "audioMasterGetAutomationState";

  381.     case audioMasterOfflineStart:

  382.         return "audioMasterOfflineStart";

  383.     case audioMasterOfflineRead:

  384.         return "audioMasterOfflineRead";

  385.     case audioMasterOfflineWrite:

  386.         return "audioMasterOfflineWrite";

  387.     case audioMasterOfflineGetCurrentPass:

  388.         return "audioMasterOfflineGetCurrentPass";

  389.     case audioMasterOfflineGetCurrentMetaPass:

  390.         return "audioMasterOfflineGetCurrentMetaPass";

  391. #if ! VST_FORCE_DEPRECATED

  392.     case audioMasterSetOutputSampleRate:

  393.         return "audioMasterSetOutputSampleRate";

  394.     case audioMasterGetOutputSpeakerArrangement:

  395.         return "audioMasterGetOutputSpeakerArrangement";

  396. #endif

  397.     case audioMasterGetVendorString:

  398.         return "audioMasterGetVendorString";

  399.     case audioMasterGetProductString:

  400.         return "audioMasterGetProductString";

  401.     case audioMasterGetVendorVersion:

  402.         return "audioMasterGetVendorVersion";

  403.     case audioMasterVendorSpecific:

  404.         return "audioMasterVendorSpecific";

  405. #if ! VST_FORCE_DEPRECATED

  406.     case audioMasterSetIcon:

  407.         return "audioMasterSetIcon";

  408. #endif

  409.     case audioMasterCanDo:

  410.         return "audioMasterCanDo";

  411.     case audioMasterGetLanguage:

  412.         return "audioMasterGetLanguage";

  413. #if ! VST_FORCE_DEPRECATED

  414.     case audioMasterOpenWindow:

  415.         return "audioMasterOpenWindow";

  416.     case audioMasterCloseWindow:

  417.         return "audioMasterCloseWindow";

  418. #endif

  419.     case audioMasterGetDirectory:

  420.         return "audioMasterGetDirectory";

  421.     case audioMasterUpdateDisplay:

  422.         return "audioMasterUpdateDisplay";

  423.     case audioMasterBeginEdit:

  424.         return "audioMasterBeginEdit";

  425.     case audioMasterEndEdit:

  426.         return "audioMasterEndEdit";

  427.     case audioMasterOpenFileSelector:

  428.         return "audioMasterOpenFileSelector";

  429.     case audioMasterCloseFileSelector:

  430.         return "audioMasterCloseFileSelector";

  431. #if ! VST_FORCE_DEPRECATED

  432.     case audioMasterEditFile:

  433.         return "audioMasterEditFile";

  434.     case audioMasterGetChunkFile:

  435.         return "audioMasterGetChunkFile";

  436.     case audioMasterGetInputSpeakerArrangement:

  437.         return "audioMasterGetInputSpeakerArrangement";

  438. #endif

  439.     default:

  440.         return "unknown";

  441.     }

  442. }

  443. 

  444. // ------------------------------------------------------------------------------------------------

  445. 

  446. #endif // CARLA_VST_UTILS_HPP