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Carla/source/utils/CarlaVstUtils.hpp

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  1. /*

  2.  * Carla VST utils

  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. #ifndef CARLA_VST_UTILS_HPP_INCLUDED

  19. #define CARLA_VST_UTILS_HPP_INCLUDED

  20. 

  21. #include "CarlaUtils.hpp"

  22. 

  23. #include <cstring>

  24. 

  25. // -----------------------------------------------------------------------

  26. // Include fixes

  27. 

  28. // Disable deprecated VST features (NOT)

  29. #define VST_2_4_EXTENSIONS 1

  30. #define VST_FORCE_DEPRECATED 0

  31. 

  32. #if VESTIGE_HEADER

  33. #include "vestige/aeffectx.h"

  34. #define audioMasterGetOutputSpeakerArrangement audioMasterGetSpeakerArrangement

  35. #define effFlagsProgramChunks (1 << 5)

  36. #define effSetProgramName 4

  37. #define effGetParamLabel 6

  38. #define effGetParamDisplay 7

  39. #define effGetVu 9

  40. #define effEditDraw 16

  41. #define effEditMouse 17

  42. #define effEditKey 18

  43. #define effEditSleep 21

  44. #define effIdentify 22

  45. #define effGetChunk 23

  46. #define effSetChunk 24

  47. #define effCanBeAutomated 26

  48. #define effString2Parameter 27

  49. #define effGetNumProgramCategories 28

  50. #define effGetProgramNameIndexed 29

  51. #define effCopyProgram 30

  52. #define effConnectInput 31

  53. #define effConnectOutput 32

  54. #define effGetInputProperties 33

  55. #define effGetOutputProperties 34

  56. #define effGetPlugCategory 35

  57. #define effGetCurrentPosition 36

  58. #define effGetDestinationBuffer 37

  59. #define effOfflineNotify 38

  60. #define effOfflinePrepare 39

  61. #define effOfflineRun 40

  62. #define effProcessVarIo 41

  63. #define effSetSpeakerArrangement 42

  64. #define effSetBlockSizeAndSampleRate 43

  65. #define effSetBypass 44

  66. #define effGetErrorText 46

  67. #define effVendorSpecific 50

  68. #define effGetTailSize 52

  69. #define effIdle 53

  70. #define effGetIcon 54

  71. #define effSetViewPosition 55

  72. #define effKeysRequired 57

  73. #define effEditKeyDown 59

  74. #define effEditKeyUp 60

  75. #define effSetEditKnobMode 61

  76. #define effGetMidiProgramName 62

  77. #define effGetCurrentMidiProgram 63

  78. #define effGetMidiProgramCategory 64

  79. #define effHasMidiProgramsChanged 65

  80. #define effGetMidiKeyName 66

  81. #define effBeginSetProgram 67

  82. #define effEndSetProgram 68

  83. #define effGetSpeakerArrangement 69

  84. #define effShellGetNextPlugin 70

  85. #define effStartProcess 71

  86. #define effStopProcess 72

  87. #define effSetTotalSampleToProcess 73

  88. #define effSetPanLaw 74

  89. #define effBeginLoadBank 75

  90. #define effBeginLoadProgram 76

  91. #define effSetProcessPrecision 77

  92. #define effGetNumMidiInputChannels 78

  93. #define effGetNumMidiOutputChannels 79

  94. #define kPlugCategSynth 2

  95. #define kPlugCategAnalysis 3

  96. #define kPlugCategMastering 4

  97. #define kPlugCategRoomFx 6

  98. #define kPlugCategRestoration 8

  99. #define kPlugCategShell 10

  100. #define kPlugCategGenerator 11

  101. #define kVstAutomationOff 1

  102. #define kVstAutomationReadWrite 4

  103. #define kVstProcessLevelUnknown 0

  104. #define kVstProcessLevelUser 1

  105. #define kVstProcessLevelRealtime 2

  106. #define kVstProcessLevelOffline 4

  107. #define kVstProcessPrecision32 0

  108. #define kVstTransportChanged 1

  109. #define kVstVersion 2400

  110. #define DECLARE_VST_DEPRECATED(idx) idx

  111. #define VSTCALLBACK

  112. struct ERect {

  113.     int16_t top, left, bottom, right;

  114. };

  115. struct VstTimeInfo_R {

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

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

  118. };

  119. #else

  120. #include "vst/aeffectx.h"

  121. typedef VstTimeInfo VstTimeInfo_R;

  122. #endif

  123. 

  124. // -----------------------------------------------------------------------

  125. // Plugin callback

  126. 

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

  128. 

  129. // -----------------------------------------------------------------------

  130. // Check if feature is supported by the plugin

  131. 

  132. static inline

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

  134. {

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

  136. }

  137. 

  138. // -----------------------------------------------------------------------

  139. // Convert Effect opcode to string

  140. 

  141. static inline

  142. const char* vstEffectOpcode2str(const int32_t opcode)

  143. {

  144.     switch (opcode)

  145.     {

  146.     case effOpen:

  147.         return "effOpen";

  148.     case effClose:

  149.         return "effClose";

  150.     case effSetProgram:

  151.         return "effSetProgram";

  152.     case effGetProgram:

  153.         return "effGetProgram";

  154.     case effSetProgramName:

  155.         return "effSetProgramName";

  156.     case effGetProgramName:

  157.         return "effGetProgramName";

  158.     case effGetParamLabel:

  159.         return "effGetParamLabel";

  160.     case effGetParamDisplay:

  161.         return "effGetParamDisplay";

  162.     case effGetParamName:

  163.         return "effGetParamName";

  164. #if ! VST_FORCE_DEPRECATED

  165.     case effGetVu:

  166.         return "effGetVu";

  167. #endif

  168.     case effSetSampleRate:

  169.         return "effSetSampleRate";

  170.     case effSetBlockSize:

  171.         return "effSetBlockSize";

  172.     case effMainsChanged:

  173.         return "effMainsChanged";

  174.     case effEditGetRect:

  175.         return "effEditGetRect";

  176.     case effEditOpen:

  177.         return "effEditOpen";

  178.     case effEditClose:

  179.         return "effEditClose";

  180. #if ! VST_FORCE_DEPRECATED

  181.     case effEditDraw:

  182.         return "effEditDraw";

  183.     case effEditMouse:

  184.         return "effEditMouse";

  185.     case effEditKey:

  186.         return "effEditKey";

  187. #endif

  188.     case effEditIdle:

  189.         return "effEditIdle";

  190. #if ! VST_FORCE_DEPRECATED

  191.     case effEditTop:

  192.         return "effEditTop";

  193.     case effEditSleep:

  194.         return "effEditSleep";

  195.     case effIdentify:

  196.         return "effIdentify";

  197. #endif

  198.     case effGetChunk:

  199.         return "effGetChunk";

  200.     case effSetChunk:

  201.         return "effSetChunk";

  202.     case effProcessEvents:

  203.         return "effProcessEvents";

  204.     case effCanBeAutomated:

  205.         return "effCanBeAutomated";

  206.     case effString2Parameter:

  207.         return "effString2Parameter";

  208. #if ! VST_FORCE_DEPRECATED

  209.     case effGetNumProgramCategories:

  210.         return "effGetNumProgramCategories";

  211. #endif

  212.     case effGetProgramNameIndexed:

  213.         return "effGetProgramNameIndexed";

  214. #if ! VST_FORCE_DEPRECATED

  215.     case effCopyProgram:

  216.         return "effCopyProgram";

  217.     case effConnectInput:

  218.         return "effConnectInput";

  219.     case effConnectOutput:

  220.         return "effConnectOutput";

  221. #endif

  222.     case effGetInputProperties:

  223.         return "effGetInputProperties";

  224.     case effGetOutputProperties:

  225.         return "effGetOutputProperties";

  226.     case effGetPlugCategory:

  227.         return "effGetPlugCategory";

  228. #if ! VST_FORCE_DEPRECATED

  229.     case effGetCurrentPosition:

  230.         return "effGetCurrentPosition";

  231.     case effGetDestinationBuffer:

  232.         return "effGetDestinationBuffer";

  233. #endif

  234.     case effOfflineNotify:

  235.         return "effOfflineNotify";

  236.     case effOfflinePrepare:

  237.         return "effOfflinePrepare";

  238.     case effOfflineRun:

  239.         return "effOfflineRun";

  240.     case effProcessVarIo:

  241.         return "effProcessVarIo";

  242.     case effSetSpeakerArrangement:

  243.         return "effSetSpeakerArrangement";

  244. #if ! VST_FORCE_DEPRECATED

  245.     case effSetBlockSizeAndSampleRate:

  246.         return "effSetBlockSizeAndSampleRate";

  247. #endif

  248.     case effSetBypass:

  249.         return "effSetBypass";

  250.     case effGetEffectName:

  251.         return "effGetEffectName";

  252. #if ! VST_FORCE_DEPRECATED

  253.     case effGetErrorText:

  254.         return "effGetErrorText";

  255. #endif

  256.     case effGetVendorString:

  257.         return "effGetVendorString";

  258.     case effGetProductString:

  259.         return "effGetProductString";

  260.     case effGetVendorVersion:

  261.         return "effGetVendorVersion";

  262.     case effVendorSpecific:

  263.         return "effVendorSpecific";

  264.     case effCanDo:

  265.         return "effCanDo";

  266.     case effGetTailSize:

  267.         return "effGetTailSize";

  268. #if ! VST_FORCE_DEPRECATED

  269.     case effIdle:

  270.         return "effIdle";

  271.     case effGetIcon:

  272.         return "effGetIcon";

  273.     case effSetViewPosition:

  274.         return "effSetViewPosition";

  275. #endif

  276.     case effGetParameterProperties:

  277.         return "effGetParameterProperties";

  278. #if ! VST_FORCE_DEPRECATED

  279.     case effKeysRequired:

  280.         return "effKeysRequired";

  281. #endif

  282.     case effGetVstVersion:

  283.         return "effGetVstVersion";

  284.     case effEditKeyDown:

  285.         return "effEditKeyDown";

  286.     case effEditKeyUp:

  287.         return "effEditKeyUp";

  288.     case effSetEditKnobMode:

  289.         return "effSetEditKnobMode";

  290.     case effGetMidiProgramName:

  291.         return "effGetMidiProgramName";

  292.     case effGetCurrentMidiProgram:

  293.         return "effGetCurrentMidiProgram";

  294.     case effGetMidiProgramCategory:

  295.         return "effGetMidiProgramCategory";

  296.     case effHasMidiProgramsChanged:

  297.         return "effHasMidiProgramsChanged";

  298.     case effGetMidiKeyName:

  299.         return "effGetMidiKeyName";

  300.     case effBeginSetProgram:

  301.         return "effBeginSetProgram";

  302.     case effEndSetProgram:

  303.         return "effEndSetProgram";

  304.     case effGetSpeakerArrangement:

  305.         return "effGetSpeakerArrangement";

  306.     case effShellGetNextPlugin:

  307.         return "effShellGetNextPlugin";

  308.     case effStartProcess:

  309.         return "effStartProcess";

  310.     case effStopProcess:

  311.         return "effStopProcess";

  312.     case effSetTotalSampleToProcess:

  313.         return "effSetTotalSampleToProcess";

  314.     case effSetPanLaw:

  315.         return "effSetPanLaw";

  316.     case effBeginLoadBank:

  317.         return "effBeginLoadBank";

  318.     case effBeginLoadProgram:

  319.         return "effBeginLoadProgram";

  320.     case effSetProcessPrecision:

  321.         return "effSetProcessPrecision";

  322.     case effGetNumMidiInputChannels:

  323.         return "effGetNumMidiInputChannels";

  324.     case effGetNumMidiOutputChannels:

  325.         return "effGetNumMidiOutputChannels";

  326.     default:

  327.         return "unknown";

  328.     }

  329. }

  330. 

  331. // -----------------------------------------------------------------------

  332. // Convert Host/Master opcode to string

  333. 

  334. static inline

  335. const char* vstMasterOpcode2str(const int32_t opcode)

  336. {

  337.     switch (opcode)

  338.     {

  339.     case audioMasterAutomate:

  340.         return "audioMasterAutomate";

  341.     case audioMasterVersion:

  342.         return "audioMasterVersion";

  343.     case audioMasterCurrentId:

  344.         return "audioMasterCurrentId";

  345.     case audioMasterIdle:

  346.         return "audioMasterIdle";

  347. #if ! VST_FORCE_DEPRECATED

  348.     case audioMasterPinConnected:

  349.         return "audioMasterPinConnected";

  350.     case audioMasterWantMidi:

  351.         return "audioMasterWantMidi";

  352. #endif

  353.     case audioMasterGetTime:

  354.         return "audioMasterGetTime";

  355.     case audioMasterProcessEvents:

  356.         return "audioMasterProcessEvents";

  357. #if ! VST_FORCE_DEPRECATED

  358.     case audioMasterSetTime:

  359.         return "audioMasterSetTime";

  360.     case audioMasterTempoAt:

  361.         return "audioMasterTempoAt";

  362.     case audioMasterGetNumAutomatableParameters:

  363.         return "audioMasterGetNumAutomatableParameters";

  364.     case audioMasterGetParameterQuantization:

  365.         return "audioMasterGetParameterQuantization";

  366. #endif

  367.     case audioMasterIOChanged:

  368.         return "audioMasterIOChanged";

  369. #if ! VST_FORCE_DEPRECATED

  370.     case audioMasterNeedIdle:

  371.         return "audioMasterNeedIdle";

  372. #endif

  373.     case audioMasterSizeWindow:

  374.         return "audioMasterSizeWindow";

  375.     case audioMasterGetSampleRate:

  376.         return "audioMasterGetSampleRate";

  377.     case audioMasterGetBlockSize:

  378.         return "audioMasterGetBlockSize";

  379.     case audioMasterGetInputLatency:

  380.         return "audioMasterGetInputLatency";

  381.     case audioMasterGetOutputLatency:

  382.         return "audioMasterGetOutputLatency";

  383. #if ! VST_FORCE_DEPRECATED

  384.     case audioMasterGetPreviousPlug:

  385.         return "audioMasterGetPreviousPlug";

  386.     case audioMasterGetNextPlug:

  387.         return "audioMasterGetNextPlug";

  388.     case audioMasterWillReplaceOrAccumulate:

  389.         return "audioMasterWillReplaceOrAccumulate";

  390. #endif

  391.     case audioMasterGetCurrentProcessLevel:

  392.         return "audioMasterGetCurrentProcessLevel";

  393.     case audioMasterGetAutomationState:

  394.         return "audioMasterGetAutomationState";

  395.     case audioMasterOfflineStart:

  396.         return "audioMasterOfflineStart";

  397.     case audioMasterOfflineRead:

  398.         return "audioMasterOfflineRead";

  399.     case audioMasterOfflineWrite:

  400.         return "audioMasterOfflineWrite";

  401.     case audioMasterOfflineGetCurrentPass:

  402.         return "audioMasterOfflineGetCurrentPass";

  403.     case audioMasterOfflineGetCurrentMetaPass:

  404.         return "audioMasterOfflineGetCurrentMetaPass";

  405. #if ! VST_FORCE_DEPRECATED

  406.     case audioMasterSetOutputSampleRate:

  407.         return "audioMasterSetOutputSampleRate";

  408.     case audioMasterGetOutputSpeakerArrangement:

  409.         return "audioMasterGetOutputSpeakerArrangement";

  410. #endif

  411.     case audioMasterGetVendorString:

  412.         return "audioMasterGetVendorString";

  413.     case audioMasterGetProductString:

  414.         return "audioMasterGetProductString";

  415.     case audioMasterGetVendorVersion:

  416.         return "audioMasterGetVendorVersion";

  417.     case audioMasterVendorSpecific:

  418.         return "audioMasterVendorSpecific";

  419. #if ! VST_FORCE_DEPRECATED

  420.     case audioMasterSetIcon:

  421.         return "audioMasterSetIcon";

  422. #endif

  423.     case audioMasterCanDo:

  424.         return "audioMasterCanDo";

  425.     case audioMasterGetLanguage:

  426.         return "audioMasterGetLanguage";

  427. #if ! VST_FORCE_DEPRECATED

  428.     case audioMasterOpenWindow:

  429.         return "audioMasterOpenWindow";

  430.     case audioMasterCloseWindow:

  431.         return "audioMasterCloseWindow";

  432. #endif

  433.     case audioMasterGetDirectory:

  434.         return "audioMasterGetDirectory";

  435.     case audioMasterUpdateDisplay:

  436.         return "audioMasterUpdateDisplay";

  437.     case audioMasterBeginEdit:

  438.         return "audioMasterBeginEdit";

  439.     case audioMasterEndEdit:

  440.         return "audioMasterEndEdit";

  441.     case audioMasterOpenFileSelector:

  442.         return "audioMasterOpenFileSelector";

  443.     case audioMasterCloseFileSelector:

  444.         return "audioMasterCloseFileSelector";

  445. #if ! VST_FORCE_DEPRECATED

  446.     case audioMasterEditFile:

  447.         return "audioMasterEditFile";

  448.     case audioMasterGetChunkFile:

  449.         return "audioMasterGetChunkFile";

  450.     case audioMasterGetInputSpeakerArrangement:

  451.         return "audioMasterGetInputSpeakerArrangement";

  452. #endif

  453.     default:

  454.         return "unknown";

  455.     }

  456. }

  457. 

  458. // -----------------------------------------------------------------------

  459. 

  460. #endif // CARLA_VST_UTILS_HPP_INCLUDED