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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 kVstAutomationOff 1

  98. #define kVstAutomationReadWrite 4

  99. #define kVstProcessLevelUnknown 0

  100. #define kVstProcessLevelUser 1

  101. #define kVstProcessLevelRealtime 2

  102. #define kVstProcessLevelOffline 4

  103. #define kVstProcessPrecision32 0

  104. #define kVstTransportChanged 1

  105. #define kVstVersion 2400

  106. #define VSTCALLBACK

  107. struct ERect {

  108.     int16_t top, left, bottom, right;

  109. };

  110. struct VstTimeInfo_R {

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

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

  113. };

  114. #else

  115. #include "vst/aeffectx.h"

  116. typedef VstTimeInfo VstTimeInfo_R;

  117. #endif

  118. 

  119. #include "carla_defines.hpp"

  120. 

  121. // ------------------------------------------------------------------------------------------------

  122. 

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

  124. 

  125. static inline

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

  127. {

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

  129. }

  130. 

  131. // ------------------------------------------------------------------------------------------------

  132. 

  133. static inline

  134. const char* vstEffectOpcode2str(const int32_t opcode)

  135. {

  136.     switch (opcode)

  137.     {

  138.     case effOpen:

  139.         return "effOpen";

  140.     case effClose:

  141.         return "effClose";

  142.     case effSetProgram:

  143.         return "effSetProgram";

  144.     case effGetProgram:

  145.         return "effGetProgram";

  146.     case effSetProgramName:

  147.         return "effSetProgramName";

  148.     case effGetProgramName:

  149.         return "effGetProgramName";

  150.     case effGetParamLabel:

  151.         return "effGetParamLabel";

  152.     case effGetParamDisplay:

  153.         return "effGetParamDisplay";

  154.     case effGetParamName:

  155.         return "effGetParamName";

  156. #if ! VST_FORCE_DEPRECATED

  157.     case effGetVu:

  158.         return "effGetVu";

  159. #endif

  160.     case effSetSampleRate:

  161.         return "effSetSampleRate";

  162.     case effSetBlockSize:

  163.         return "effSetBlockSize";

  164.     case effMainsChanged:

  165.         return "effMainsChanged";

  166.     case effEditGetRect:

  167.         return "effEditGetRect";

  168.     case effEditOpen:

  169.         return "effEditOpen";

  170.     case effEditClose:

  171.         return "effEditClose";

  172. #if ! VST_FORCE_DEPRECATED

  173.     case effEditDraw:

  174.         return "effEditDraw";

  175.     case effEditMouse:

  176.         return "effEditMouse";

  177.     case effEditKey:

  178.         return "effEditKey";

  179.     case effEditTop:

  180.         return "effEditTop";

  181.     case effEditSleep:

  182.         return "effEditSleep";

  183.     case effIdentify:

  184.         return "effIdentify";

  185. #endif

  186.     case effGetChunk:

  187.         return "effGetChunk";

  188.     case effSetChunk:

  189.         return "effSetChunk";

  190.     case effProcessEvents:

  191.         return "effProcessEvents";

  192.     case effCanBeAutomated:

  193.         return "effCanBeAutomated";

  194.     case effString2Parameter:

  195.         return "effString2Parameter";

  196. #if ! VST_FORCE_DEPRECATED

  197.     case effGetNumProgramCategories:

  198.         return "effGetNumProgramCategories";

  199. #endif

  200.     case effGetProgramNameIndexed:

  201.         return "effGetProgramNameIndexed";

  202. #if ! VST_FORCE_DEPRECATED

  203.     case effCopyProgram:

  204.         return "effCopyProgram";

  205.     case effConnectInput:

  206.         return "effConnectInput";

  207.     case effConnectOutput:

  208.         return "effConnectOutput";

  209. #endif

  210.     case effGetInputProperties:

  211.         return "effGetInputProperties";

  212.     case effGetOutputProperties:

  213.         return "effGetOutputProperties";

  214.     case effGetPlugCategory:

  215.         return "effGetPlugCategory";

  216. #if ! VST_FORCE_DEPRECATED

  217.     case effGetCurrentPosition:

  218.         return "effGetCurrentPosition";

  219.     case effGetDestinationBuffer:

  220.         return "effGetDestinationBuffer";

  221. #endif

  222.     case effOfflineNotify:

  223.         return "effOfflineNotify";

  224.     case effOfflinePrepare:

  225.         return "effOfflinePrepare";

  226.     case effOfflineRun:

  227.         return "effOfflineRun";

  228.     case effProcessVarIo:

  229.         return "effProcessVarIo";

  230.     case effSetSpeakerArrangement:

  231.         return "effSetSpeakerArrangement";

  232. #if ! VST_FORCE_DEPRECATED

  233.     case effSetBlockSizeAndSampleRate:

  234.         return "effSetBlockSizeAndSampleRate";

  235. #endif

  236.     case effSetBypass:

  237.         return "effSetBypass";

  238.     case effGetEffectName:

  239.         return "effGetEffectName";

  240. #if ! VST_FORCE_DEPRECATED

  241.     case effGetErrorText:

  242.         return "effGetErrorText";

  243. #endif

  244.     case effGetVendorString:

  245.         return "effGetVendorString";

  246.     case effGetProductString:

  247.         return "effGetProductString";

  248.     case effGetVendorVersion:

  249.         return "effGetVendorVersion";

  250.     case effVendorSpecific:

  251.         return "effVendorSpecific";

  252.     case effCanDo:

  253.         return "effCanDo";

  254.     case effGetTailSize:

  255.         return "effGetTailSize";

  256. #if ! VST_FORCE_DEPRECATED

  257.     case effIdle:

  258.         return "effIdle";

  259.     case effGetIcon:

  260.         return "effGetIcon";

  261.     case effSetViewPosition:

  262.         return "effSetViewPosition";

  263. #endif

  264.     case effGetParameterProperties:

  265.         return "effGetParameterProperties";

  266. #if ! VST_FORCE_DEPRECATED

  267.     case effKeysRequired:

  268.         return "effKeysRequired";

  269. #endif

  270.     case effGetVstVersion:

  271.         return "effGetVstVersion";

  272.     case effEditKeyDown:

  273.         return "effEditKeyDown";

  274.     case effEditKeyUp:

  275.         return "effEditKeyUp";

  276.     case effSetEditKnobMode:

  277.         return "effSetEditKnobMode";

  278.     case effGetMidiProgramName:

  279.         return "effGetMidiProgramName";

  280.     case effGetCurrentMidiProgram:

  281.         return "effGetCurrentMidiProgram";

  282.     case effGetMidiProgramCategory:

  283.         return "effGetMidiProgramCategory";

  284.     case effHasMidiProgramsChanged:

  285.         return "effHasMidiProgramsChanged";

  286.     case effGetMidiKeyName:

  287.         return "effGetMidiKeyName";

  288.     case effBeginSetProgram:

  289.         return "effBeginSetProgram";

  290.     case effEndSetProgram:

  291.         return "effEndSetProgram";

  292.     case effGetSpeakerArrangement:

  293.         return "effGetSpeakerArrangement";

  294.     case effShellGetNextPlugin:

  295.         return "effShellGetNextPlugin";

  296.     case effStartProcess:

  297.         return "effStartProcess";

  298.     case effStopProcess:

  299.         return "effStopProcess";

  300.     case effSetTotalSampleToProcess:

  301.         return "effSetTotalSampleToProcess";

  302.     case effSetPanLaw:

  303.         return "effSetPanLaw";

  304.     case effBeginLoadBank:

  305.         return "effBeginLoadBank";

  306.     case effBeginLoadProgram:

  307.         return "effBeginLoadProgram";

  308.     case effSetProcessPrecision:

  309.         return "effSetProcessPrecision";

  310.     case effGetNumMidiInputChannels:

  311.         return "effGetNumMidiInputChannels";

  312.     case effGetNumMidiOutputChannels:

  313.         return "effGetNumMidiOutputChannels";

  314.     default:

  315.         return "unknown";

  316.     }

  317. }

  318. 

  319. // ------------------------------------------------------------------------------------------------

  320. 

  321. static inline

  322. const char* vstMasterOpcode2str(const int32_t opcode)

  323. {

  324.     switch (opcode)

  325.     {

  326.     case audioMasterAutomate:

  327.         return "audioMasterAutomate";

  328.     case audioMasterVersion:

  329.         return "audioMasterVersion";

  330.     case audioMasterCurrentId:

  331.         return "audioMasterCurrentId";

  332.     case audioMasterIdle:

  333.         return "audioMasterIdle";

  334. #if ! VST_FORCE_DEPRECATED

  335.     case audioMasterPinConnected:

  336.         return "audioMasterPinConnected";

  337.     case audioMasterWantMidi:

  338.         return "audioMasterWantMidi";

  339. #endif

  340.     case audioMasterGetTime:

  341.         return "audioMasterGetTime";

  342.     case audioMasterProcessEvents:

  343.         return "audioMasterProcessEvents";

  344. #if ! VST_FORCE_DEPRECATED

  345.     case audioMasterSetTime:

  346.         return "audioMasterSetTime";

  347.     case audioMasterTempoAt:

  348.         return "audioMasterTempoAt";

  349.     case audioMasterGetNumAutomatableParameters:

  350.         return "audioMasterGetNumAutomatableParameters";

  351.     case audioMasterGetParameterQuantization:

  352.         return "audioMasterGetParameterQuantization";

  353. #endif

  354.     case audioMasterIOChanged:

  355.         return "audioMasterIOChanged";

  356. #if ! VST_FORCE_DEPRECATED

  357.     case audioMasterNeedIdle:

  358.         return "audioMasterNeedIdle";

  359. #endif

  360.     case audioMasterSizeWindow:

  361.         return "audioMasterSizeWindow";

  362.     case audioMasterGetSampleRate:

  363.         return "audioMasterGetSampleRate";

  364.     case audioMasterGetBlockSize:

  365.         return "audioMasterGetBlockSize";

  366.     case audioMasterGetInputLatency:

  367.         return "audioMasterGetInputLatency";

  368.     case audioMasterGetOutputLatency:

  369.         return "audioMasterGetOutputLatency";

  370. #if ! VST_FORCE_DEPRECATED

  371.     case audioMasterGetPreviousPlug:

  372.         return "audioMasterGetPreviousPlug";

  373.     case audioMasterGetNextPlug:

  374.         return "audioMasterGetNextPlug";

  375.     case audioMasterWillReplaceOrAccumulate:

  376.         return "audioMasterWillReplaceOrAccumulate";

  377. #endif

  378.     case audioMasterGetCurrentProcessLevel:

  379.         return "audioMasterGetCurrentProcessLevel";

  380.     case audioMasterGetAutomationState:

  381.         return "audioMasterGetAutomationState";

  382.     case audioMasterOfflineStart:

  383.         return "audioMasterOfflineStart";

  384.     case audioMasterOfflineRead:

  385.         return "audioMasterOfflineRead";

  386.     case audioMasterOfflineWrite:

  387.         return "audioMasterOfflineWrite";

  388.     case audioMasterOfflineGetCurrentPass:

  389.         return "audioMasterOfflineGetCurrentPass";

  390.     case audioMasterOfflineGetCurrentMetaPass:

  391.         return "audioMasterOfflineGetCurrentMetaPass";

  392. #if ! VST_FORCE_DEPRECATED

  393.     case audioMasterSetOutputSampleRate:

  394.         return "audioMasterSetOutputSampleRate";

  395.     case audioMasterGetOutputSpeakerArrangement:

  396.         return "audioMasterGetOutputSpeakerArrangement";

  397. #endif

  398.     case audioMasterGetVendorString:

  399.         return "audioMasterGetVendorString";

  400.     case audioMasterGetProductString:

  401.         return "audioMasterGetProductString";

  402.     case audioMasterGetVendorVersion:

  403.         return "audioMasterGetVendorVersion";

  404.     case audioMasterVendorSpecific:

  405.         return "audioMasterVendorSpecific";

  406. #if ! VST_FORCE_DEPRECATED

  407.     case audioMasterSetIcon:

  408.         return "audioMasterSetIcon";

  409. #endif

  410.     case audioMasterCanDo:

  411.         return "audioMasterCanDo";

  412.     case audioMasterGetLanguage:

  413.         return "audioMasterGetLanguage";

  414. #if ! VST_FORCE_DEPRECATED

  415.     case audioMasterOpenWindow:

  416.         return "audioMasterOpenWindow";

  417.     case audioMasterCloseWindow:

  418.         return "audioMasterCloseWindow";

  419. #endif

  420.     case audioMasterGetDirectory:

  421.         return "audioMasterGetDirectory";

  422.     case audioMasterUpdateDisplay:

  423.         return "audioMasterUpdateDisplay";

  424.     case audioMasterBeginEdit:

  425.         return "audioMasterBeginEdit";

  426.     case audioMasterEndEdit:

  427.         return "audioMasterEndEdit";

  428.     case audioMasterOpenFileSelector:

  429.         return "audioMasterOpenFileSelector";

  430.     case audioMasterCloseFileSelector:

  431.         return "audioMasterCloseFileSelector";

  432. #if ! VST_FORCE_DEPRECATED

  433.     case audioMasterEditFile:

  434.         return "audioMasterEditFile";

  435.     case audioMasterGetChunkFile:

  436.         return "audioMasterGetChunkFile";

  437.     case audioMasterGetInputSpeakerArrangement:

  438.         return "audioMasterGetInputSpeakerArrangement";

  439. #endif

  440.     default:

  441.         return "unknown";

  442.     }

  443. }

  444. 

  445. // ------------------------------------------------------------------------------------------------

  446. 

  447. #endif // CARLA_VST_UTILS_HPP