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Carla/source/modules/water/midi/MidiMessage.cpp

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  1. /*

  2.   ==============================================================================

  3. 

  4.    This file is part of the Water library.

  5.    Copyright (c) 2016 ROLI Ltd.

  6.    Copyright (C) 2017 Filipe Coelho <falktx@falktx.com>

  7. 

  8.    Permission is granted to use this software under the terms of the ISC license

  9.    http://www.isc.org/downloads/software-support-policy/isc-license/

  10. 

  11.    Permission to use, copy, modify, and/or distribute this software for any

  12.    purpose with or without fee is hereby granted, provided that the above

  13.    copyright notice and this permission notice appear in all copies.

  14. 

  15.    THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH REGARD

  16.    TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND

  17.    FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT,

  18.    OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF

  19.    USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER

  20.    TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE

  21.    OF THIS SOFTWARE.

  22. 

  23.   ==============================================================================

  24. */

  25. 

  26. #include "MidiMessage.h"

  27. #include "../maths/MathsFunctions.h"

  28. #include "../memory/HeapBlock.h"

  29. 

  30. namespace water {

  31. 

  32. namespace MidiHelpers

  33. {

  34.     inline uint8 initialByte (const int type, const int channel) noexcept

  35.     {

  36.         return (uint8) (type | jlimit (0, 15, channel - 1));

  37.     }

  38. 

  39.     inline uint8 validVelocity (const int v) noexcept

  40.     {

  41.         return (uint8) jlimit (0, 127, v);

  42.     }

  43. }

  44. 

  45. //==============================================================================

  46. uint8 MidiMessage::floatValueToMidiByte (const float v) noexcept

  47. {

  48.     return MidiHelpers::validVelocity (roundToInt (v * 127.0f));

  49. }

  50. 

  51. uint16 MidiMessage::pitchbendToPitchwheelPos (const float pitchbend,

  52.                                  const float pitchbendRange) noexcept

  53. {

  54.     // can't translate a pitchbend value that is outside of the given range!

  55.     jassert (std::abs (pitchbend) <= pitchbendRange);

  56. 

  57.     return static_cast<uint16> (pitchbend > 0.0f

  58.                                   ? jmap (pitchbend, 0.0f, pitchbendRange, 8192.0f, 16383.0f)

  59.                                   : jmap (pitchbend, -pitchbendRange, 0.0f, 0.0f, 8192.0f));

  60. }

  61. 

  62. //==============================================================================

  63. int MidiMessage::readVariableLengthVal (const uint8* data, int& numBytesUsed) noexcept

  64. {

  65.     numBytesUsed = 0;

  66.     int v = 0, i;

  67. 

  68.     do

  69.     {

  70.         i = (int) *data++;

  71. 

  72.         if (++numBytesUsed > 6)

  73.             break;

  74. 

  75.         v = (v << 7) + (i & 0x7f);

  76. 

  77.     } while (i & 0x80);

  78. 

  79.     return v;

  80. }

  81. 

  82. int MidiMessage::getMessageLengthFromFirstByte (const uint8 firstByte) noexcept

  83. {

  84.     // this method only works for valid starting bytes of a short midi message

  85.     jassert (firstByte >= 0x80 && firstByte != 0xf0 && firstByte != 0xf7);

  86. 

  87.     static const char messageLengths[] =

  88.     {

  89.         3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,

  90.         3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,

  91.         3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,

  92.         3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,

  93.         2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,

  94.         2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,

  95.         3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,

  96.         1, 2, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1

  97.     };

  98. 

  99.     return messageLengths [firstByte & 0x7f];

  100. }

  101. 

  102. //==============================================================================

  103. MidiMessage::MidiMessage() noexcept

  104.    : timeStamp (0), size (2)

  105. {

  106.     packedData.asBytes[0] = 0xf0;

  107.     packedData.asBytes[1] = 0xf7;

  108. }

  109. 

  110. MidiMessage::MidiMessage (const void* const d, const int dataSize, const double t)

  111.    : timeStamp (t), size (dataSize)

  112. {

  113.     jassert (dataSize > 0);

  114.     // this checks that the length matches the data..

  115.     jassert (dataSize > 3 || *(uint8*)d >= 0xf0 || getMessageLengthFromFirstByte (*(uint8*)d) == size);

  116. 

  117.     memcpy (allocateSpace (dataSize), d, (size_t) dataSize);

  118. }

  119. 

  120. MidiMessage::MidiMessage (const int byte1, const double t) noexcept

  121.    : timeStamp (t), size (1)

  122. {

  123.     packedData.asBytes[0] = (uint8) byte1;

  124. 

  125.     // check that the length matches the data..

  126.     jassert (byte1 >= 0xf0 || getMessageLengthFromFirstByte ((uint8) byte1) == 1);

  127. }

  128. 

  129. MidiMessage::MidiMessage (const int byte1, const int byte2, const double t) noexcept

  130.    : timeStamp (t), size (2)

  131. {

  132.     packedData.asBytes[0] = (uint8) byte1;

  133.     packedData.asBytes[1] = (uint8) byte2;

  134. 

  135.     // check that the length matches the data..

  136.     jassert (byte1 >= 0xf0 || getMessageLengthFromFirstByte ((uint8) byte1) == 2);

  137. }

  138. 

  139. MidiMessage::MidiMessage (const int byte1, const int byte2, const int byte3, const double t) noexcept

  140.    : timeStamp (t), size (3)

  141. {

  142.     packedData.asBytes[0] = (uint8) byte1;

  143.     packedData.asBytes[1] = (uint8) byte2;

  144.     packedData.asBytes[2] = (uint8) byte3;

  145. 

  146.     // check that the length matches the data..

  147.     jassert (byte1 >= 0xf0 || getMessageLengthFromFirstByte ((uint8) byte1) == 3);

  148. }

  149. 

  150. MidiMessage::MidiMessage (const MidiMessage& other)

  151.    : timeStamp (other.timeStamp), size (other.size)

  152. {

  153.     if (isHeapAllocated())

  154.         memcpy (allocateSpace (size), other.getData(), (size_t) size);

  155.     else

  156.         packedData.allocatedData = other.packedData.allocatedData;

  157. }

  158. 

  159. MidiMessage::MidiMessage (const MidiMessage& other, const double newTimeStamp)

  160.    : timeStamp (newTimeStamp), size (other.size)

  161. {

  162.     if (isHeapAllocated())

  163.         memcpy (allocateSpace (size), other.getData(), (size_t) size);

  164.     else

  165.         packedData.allocatedData = other.packedData.allocatedData;

  166. }

  167. 

  168. MidiMessage::MidiMessage (const void* srcData, int sz, int& numBytesUsed, const uint8 lastStatusByte,

  169.                           double t, bool sysexHasEmbeddedLength)

  170.     : timeStamp (t)

  171. {

  172.     const uint8* src = static_cast<const uint8*> (srcData);

  173.     unsigned int byte = (unsigned int) *src;

  174. 

  175.     if (byte < 0x80)

  176.     {

  177.         byte = (unsigned int) (uint8) lastStatusByte;

  178.         numBytesUsed = -1;

  179.     }

  180.     else

  181.     {

  182.         numBytesUsed = 0;

  183.         --sz;

  184.         ++src;

  185.     }

  186. 

  187.     if (byte >= 0x80)

  188.     {

  189.         if (byte == 0xf0)

  190.         {

  191.             const uint8* d = src;

  192.             bool haveReadAllLengthBytes = ! sysexHasEmbeddedLength;

  193.             int numVariableLengthSysexBytes = 0;

  194. 

  195.             while (d < src + sz)

  196.             {

  197.                 if (*d >= 0x80)

  198.                 {

  199.                     if (*d == 0xf7)

  200.                     {

  201.                         ++d;  // include the trailing 0xf7 when we hit it

  202.                         break;

  203.                     }

  204. 

  205.                     if (haveReadAllLengthBytes) // if we see a 0x80 bit set after the initial data length

  206.                         break;                  // bytes, assume it's the end of the sysex

  207. 

  208.                     ++numVariableLengthSysexBytes;

  209.                 }

  210.                 else if (! haveReadAllLengthBytes)

  211.                 {

  212.                     haveReadAllLengthBytes = true;

  213.                     ++numVariableLengthSysexBytes;

  214.                 }

  215. 

  216.                 ++d;

  217.             }

  218. 

  219.             src += numVariableLengthSysexBytes;

  220.             size = 1 + (int) (d - src);

  221. 

  222.             uint8* dest = allocateSpace (size);

  223.             *dest = (uint8) byte;

  224.             memcpy (dest + 1, src, (size_t) (size - 1));

  225. 

  226.             numBytesUsed += numVariableLengthSysexBytes;  // (these aren't counted in the size)

  227.         }

  228.         else if (byte == 0xff)

  229.         {

  230.             int n;

  231.             const int bytesLeft = readVariableLengthVal (src + 1, n);

  232.             size = jmin (sz + 1, n + 2 + bytesLeft);

  233. 

  234.             uint8* dest = allocateSpace (size);

  235.             *dest = (uint8) byte;

  236.             memcpy (dest + 1, src, (size_t) size - 1);

  237.         }

  238.         else

  239.         {

  240.             size = getMessageLengthFromFirstByte ((uint8) byte);

  241.             packedData.asBytes[0] = (uint8) byte;

  242. 

  243.             if (size > 1)

  244.             {

  245.                 packedData.asBytes[1] = src[0];

  246. 

  247.                 if (size > 2)

  248.                     packedData.asBytes[2] = src[1];

  249.             }

  250.         }

  251. 

  252.         numBytesUsed += size;

  253.     }

  254.     else

  255.     {

  256.         packedData.allocatedData = nullptr;

  257.         size = 0;

  258.     }

  259. }

  260. 

  261. MidiMessage& MidiMessage::operator= (const MidiMessage& other)

  262. {

  263.     if (this != &other)

  264.     {

  265.         if (other.isHeapAllocated())

  266.         {

  267.             if (isHeapAllocated())

  268.                 packedData.allocatedData = static_cast<uint8*> (std::realloc (packedData.allocatedData, (size_t) other.size));

  269.             else

  270.                 packedData.allocatedData = static_cast<uint8*> (std::malloc ((size_t) other.size));

  271. 

  272.             memcpy (packedData.allocatedData, other.packedData.allocatedData, (size_t) other.size);

  273.         }

  274.         else

  275.         {

  276.             if (isHeapAllocated())

  277.                 std::free (packedData.allocatedData);

  278. 

  279.             packedData.allocatedData = other.packedData.allocatedData;

  280.         }

  281. 

  282.         timeStamp = other.timeStamp;

  283.         size = other.size;

  284.     }

  285. 

  286.     return *this;

  287. }

  288. 

  289. #if JUCE_COMPILER_SUPPORTS_MOVE_SEMANTICS

  290. MidiMessage::MidiMessage (MidiMessage&& other) noexcept

  291.    : timeStamp (other.timeStamp), size (other.size)

  292. {

  293.     packedData.allocatedData = other.packedData.allocatedData;

  294.     other.size = 0;

  295. }

  296. 

  297. MidiMessage& MidiMessage::operator= (MidiMessage&& other) noexcept

  298. {

  299.     packedData.allocatedData = other.packedData.allocatedData;

  300.     timeStamp = other.timeStamp;

  301.     size = other.size;

  302.     other.size = 0;

  303.     return *this;

  304. }

  305. #endif

  306. 

  307. MidiMessage::~MidiMessage() noexcept

  308. {

  309.     if (isHeapAllocated())

  310.         std::free (packedData.allocatedData);

  311. }

  312. 

  313. uint8* MidiMessage::allocateSpace (int bytes)

  314. {

  315.     if (bytes > (int) sizeof (packedData))

  316.     {

  317.         uint8* d = static_cast<uint8*> (std::malloc ((size_t) bytes));

  318.         packedData.allocatedData = d;

  319.         return d;

  320.     }

  321. 

  322.     return packedData.asBytes;

  323. }

  324. 

  325. String MidiMessage::getDescription() const

  326. {

  327.     if (isNoteOn())           return "Note on "  + MidiMessage::getMidiNoteName (getNoteNumber(), true, true, 3) + " Velocity " + String (getVelocity()) + " Channel " + String (getChannel());

  328.     if (isNoteOff())          return "Note off " + MidiMessage::getMidiNoteName (getNoteNumber(), true, true, 3) + " Velocity " + String (getVelocity()) + " Channel " + String (getChannel());

  329.     if (isProgramChange())    return "Program change " + String (getProgramChangeNumber()) + " Channel " + String (getChannel());

  330.     if (isPitchWheel())       return "Pitch wheel " + String (getPitchWheelValue()) + " Channel " + String (getChannel());

  331.     if (isAftertouch())       return "Aftertouch " + MidiMessage::getMidiNoteName (getNoteNumber(), true, true, 3) +  ": " + String (getAfterTouchValue()) + " Channel " + String (getChannel());

  332.     if (isChannelPressure())  return "Channel pressure " + String (getChannelPressureValue()) + " Channel " + String (getChannel());

  333.     if (isAllNotesOff())      return "All notes off Channel " + String (getChannel());

  334.     if (isAllSoundOff())      return "All sound off Channel " + String (getChannel());

  335.     if (isMetaEvent())        return "Meta event";

  336. 

  337.     if (isController())

  338.     {

  339.         String name (MidiMessage::getControllerName (getControllerNumber()));

  340. 

  341.         if (name.isEmpty())

  342.             name = String (getControllerNumber());

  343. 

  344.         return "Controller " + name + ": " + String (getControllerValue()) + " Channel " + String (getChannel());

  345.     }

  346. 

  347.     return String::toHexString (getRawData(), getRawDataSize());

  348. }

  349. 

  350. int MidiMessage::getChannel() const noexcept

  351. {

  352.     const uint8* const data = getRawData();

  353. 

  354.     if ((data[0] & 0xf0) != 0xf0)

  355.         return (data[0] & 0xf) + 1;

  356. 

  357.     return 0;

  358. }

  359. 

  360. bool MidiMessage::isForChannel (const int channel) const noexcept

  361. {

  362.     jassert (channel > 0 && channel <= 16); // valid channels are numbered 1 to 16

  363. 

  364.     const uint8* const data = getRawData();

  365. 

  366.     return ((data[0] & 0xf) == channel - 1)

  367.              && ((data[0] & 0xf0) != 0xf0);

  368. }

  369. 

  370. void MidiMessage::setChannel (const int channel) noexcept

  371. {

  372.     jassert (channel > 0 && channel <= 16); // valid channels are numbered 1 to 16

  373. 

  374.     uint8* const data = getData();

  375. 

  376.     if ((data[0] & 0xf0) != (uint8) 0xf0)

  377.         data[0] = (uint8) ((data[0] & (uint8) 0xf0)

  378.                             | (uint8)(channel - 1));

  379. }

  380. 

  381. bool MidiMessage::isNoteOn (const bool returnTrueForVelocity0) const noexcept

  382. {

  383.     const uint8* const data = getRawData();

  384. 

  385.     return ((data[0] & 0xf0) == 0x90)

  386.              && (returnTrueForVelocity0 || data[2] != 0);

  387. }

  388. 

  389. bool MidiMessage::isNoteOff (const bool returnTrueForNoteOnVelocity0) const noexcept

  390. {

  391.     const uint8* const data = getRawData();

  392. 

  393.     return ((data[0] & 0xf0) == 0x80)

  394.             || (returnTrueForNoteOnVelocity0 && (data[2] == 0) && ((data[0] & 0xf0) == 0x90));

  395. }

  396. 

  397. bool MidiMessage::isNoteOnOrOff() const noexcept

  398. {

  399.     const uint8* const data = getRawData();

  400. 

  401.     const int d = data[0] & 0xf0;

  402.     return (d == 0x90) || (d == 0x80);

  403. }

  404. 

  405. int MidiMessage::getNoteNumber() const noexcept

  406. {

  407.     return getRawData()[1];

  408. }

  409. 

  410. void MidiMessage::setNoteNumber (const int newNoteNumber) noexcept

  411. {

  412.     if (isNoteOnOrOff() || isAftertouch())

  413.         getData()[1] = (uint8) (newNoteNumber & 127);

  414. }

  415. 

  416. uint8 MidiMessage::getVelocity() const noexcept

  417. {

  418.     if (isNoteOnOrOff())

  419.         return getRawData()[2];

  420. 

  421.     return 0;

  422. }

  423. 

  424. float MidiMessage::getFloatVelocity() const noexcept

  425. {

  426.     return getVelocity() * (1.0f / 127.0f);

  427. }

  428. 

  429. void MidiMessage::setVelocity (const float newVelocity) noexcept

  430. {

  431.     if (isNoteOnOrOff())

  432.         getData()[2] = floatValueToMidiByte (newVelocity);

  433. }

  434. 

  435. void MidiMessage::multiplyVelocity (const float scaleFactor) noexcept

  436. {

  437.     if (isNoteOnOrOff())

  438.     {

  439.         uint8* const data = getData();

  440.         data[2] = MidiHelpers::validVelocity (roundToInt (scaleFactor * data[2]));

  441.     }

  442. }

  443. 

  444. bool MidiMessage::isAftertouch() const noexcept

  445. {

  446.     return (getRawData()[0] & 0xf0) == 0xa0;

  447. }

  448. 

  449. int MidiMessage::getAfterTouchValue() const noexcept

  450. {

  451.     jassert (isAftertouch());

  452.     return getRawData()[2];

  453. }

  454. 

  455. MidiMessage MidiMessage::aftertouchChange (const int channel,

  456.                                            const int noteNum,

  457.                                            const int aftertouchValue) noexcept

  458. {

  459.     jassert (channel > 0 && channel <= 16); // valid channels are numbered 1 to 16

  460.     jassert (isPositiveAndBelow (noteNum, (int) 128));

  461.     jassert (isPositiveAndBelow (aftertouchValue, (int) 128));

  462. 

  463.     return MidiMessage (MidiHelpers::initialByte (0xa0, channel),

  464.                         noteNum & 0x7f,

  465.                         aftertouchValue & 0x7f);

  466. }

  467. 

  468. bool MidiMessage::isChannelPressure() const noexcept

  469. {

  470.     return (getRawData()[0] & 0xf0) == 0xd0;

  471. }

  472. 

  473. int MidiMessage::getChannelPressureValue() const noexcept

  474. {

  475.     jassert (isChannelPressure());

  476.     return getRawData()[1];

  477. }

  478. 

  479. MidiMessage MidiMessage::channelPressureChange (const int channel, const int pressure) noexcept

  480. {

  481.     jassert (channel > 0 && channel <= 16); // valid channels are numbered 1 to 16

  482.     jassert (isPositiveAndBelow (pressure, (int) 128));

  483. 

  484.     return MidiMessage (MidiHelpers::initialByte (0xd0, channel), pressure & 0x7f);

  485. }

  486. 

  487. bool MidiMessage::isSustainPedalOn() const noexcept     { return isControllerOfType (0x40) && getRawData()[2] >= 64; }

  488. bool MidiMessage::isSustainPedalOff() const noexcept    { return isControllerOfType (0x40) && getRawData()[2] <  64; }

  489. 

  490. bool MidiMessage::isSostenutoPedalOn() const noexcept   { return isControllerOfType (0x42) && getRawData()[2] >= 64; }

  491. bool MidiMessage::isSostenutoPedalOff() const noexcept  { return isControllerOfType (0x42) && getRawData()[2] <  64; }

  492. 

  493. bool MidiMessage::isSoftPedalOn() const noexcept        { return isControllerOfType (0x43) && getRawData()[2] >= 64; }

  494. bool MidiMessage::isSoftPedalOff() const noexcept       { return isControllerOfType (0x43) && getRawData()[2] <  64; }

  495. 

  496. 

  497. bool MidiMessage::isProgramChange() const noexcept

  498. {

  499.     return (getRawData()[0] & 0xf0) == 0xc0;

  500. }

  501. 

  502. int MidiMessage::getProgramChangeNumber() const noexcept

  503. {

  504.     jassert (isProgramChange());

  505.     return getRawData()[1];

  506. }

  507. 

  508. MidiMessage MidiMessage::programChange (const int channel, const int programNumber) noexcept

  509. {

  510.     jassert (channel > 0 && channel <= 16); // valid channels are numbered 1 to 16

  511. 

  512.     return MidiMessage (MidiHelpers::initialByte (0xc0, channel), programNumber & 0x7f);

  513. }

  514. 

  515. bool MidiMessage::isPitchWheel() const noexcept

  516. {

  517.     return (getRawData()[0] & 0xf0) == 0xe0;

  518. }

  519. 

  520. int MidiMessage::getPitchWheelValue() const noexcept

  521. {

  522.     jassert (isPitchWheel());

  523.     const uint8* const data = getRawData();

  524.     return data[1] | (data[2] << 7);

  525. }

  526. 

  527. MidiMessage MidiMessage::pitchWheel (const int channel, const int position) noexcept

  528. {

  529.     jassert (channel > 0 && channel <= 16); // valid channels are numbered 1 to 16

  530.     jassert (isPositiveAndBelow (position, (int) 0x4000));

  531. 

  532.     return MidiMessage (MidiHelpers::initialByte (0xe0, channel),

  533.                         position & 127, (position >> 7) & 127);

  534. }

  535. 

  536. bool MidiMessage::isController() const noexcept

  537. {

  538.     return (getRawData()[0] & 0xf0) == 0xb0;

  539. }

  540. 

  541. bool MidiMessage::isControllerOfType (const int controllerType) const noexcept

  542. {

  543.     const uint8* const data = getRawData();

  544.     return (data[0] & 0xf0) == 0xb0 && data[1] == controllerType;

  545. }

  546. 

  547. int MidiMessage::getControllerNumber() const noexcept

  548. {

  549.     jassert (isController());

  550.     return getRawData()[1];

  551. }

  552. 

  553. int MidiMessage::getControllerValue() const noexcept

  554. {

  555.     jassert (isController());

  556.     return getRawData()[2];

  557. }

  558. 

  559. MidiMessage MidiMessage::controllerEvent (const int channel, const int controllerType, const int value) noexcept

  560. {

  561.     // the channel must be between 1 and 16 inclusive

  562.     jassert (channel > 0 && channel <= 16);

  563. 

  564.     return MidiMessage (MidiHelpers::initialByte (0xb0, channel),

  565.                         controllerType & 127, value & 127);

  566. }

  567. 

  568. MidiMessage MidiMessage::noteOn (const int channel, const int noteNumber, const uint8 velocity) noexcept

  569. {

  570.     jassert (channel > 0 && channel <= 16);

  571.     jassert (isPositiveAndBelow (noteNumber, (int) 128));

  572. 

  573.     return MidiMessage (MidiHelpers::initialByte (0x90, channel),

  574.                         noteNumber & 127, MidiHelpers::validVelocity (velocity));

  575. }

  576. 

  577. MidiMessage MidiMessage::noteOn (const int channel, const int noteNumber, const float velocity) noexcept

  578. {

  579.     return noteOn (channel, noteNumber, floatValueToMidiByte (velocity));

  580. }

  581. 

  582. MidiMessage MidiMessage::noteOff (const int channel, const int noteNumber, uint8 velocity) noexcept

  583. {

  584.     jassert (channel > 0 && channel <= 16);

  585.     jassert (isPositiveAndBelow (noteNumber, (int) 128));

  586. 

  587.     return MidiMessage (MidiHelpers::initialByte (0x80, channel),

  588.                         noteNumber & 127, MidiHelpers::validVelocity (velocity));

  589. }

  590. 

  591. MidiMessage MidiMessage::noteOff (const int channel, const int noteNumber, float velocity) noexcept

  592. {

  593.     return noteOff (channel, noteNumber, floatValueToMidiByte (velocity));

  594. }

  595. 

  596. MidiMessage MidiMessage::noteOff (const int channel, const int noteNumber) noexcept

  597. {

  598.     jassert (channel > 0 && channel <= 16);

  599.     jassert (isPositiveAndBelow (noteNumber, (int) 128));

  600. 

  601.     return MidiMessage (MidiHelpers::initialByte (0x80, channel), noteNumber & 127, 0);

  602. }

  603. 

  604. MidiMessage MidiMessage::allNotesOff (const int channel) noexcept

  605. {

  606.     return controllerEvent (channel, 123, 0);

  607. }

  608. 

  609. bool MidiMessage::isAllNotesOff() const noexcept

  610. {

  611.     const uint8* const data = getRawData();

  612.     return (data[0] & 0xf0) == 0xb0 && data[1] == 123;

  613. }

  614. 

  615. MidiMessage MidiMessage::allSoundOff (const int channel) noexcept

  616. {

  617.     return controllerEvent (channel, 120, 0);

  618. }

  619. 

  620. bool MidiMessage::isAllSoundOff() const noexcept

  621. {

  622.     const uint8* const data = getRawData();

  623.     return (data[0] & 0xf0) == 0xb0 && data[1] == 120;

  624. }

  625. 

  626. MidiMessage MidiMessage::allControllersOff (const int channel) noexcept

  627. {

  628.     return controllerEvent (channel, 121, 0);

  629. }

  630. 

  631. MidiMessage MidiMessage::masterVolume (const float volume)

  632. {

  633.     const int vol = jlimit (0, 0x3fff, roundToInt (volume * 0x4000));

  634. 

  635.     const uint8 buf[] = { 0xf0, 0x7f, 0x7f, 0x04, 0x01,

  636.                           (uint8) (vol & 0x7f),

  637.                           (uint8) (vol >> 7),

  638.                           0xf7 };

  639. 

  640.     return MidiMessage (buf, 8);

  641. }

  642. 

  643. //==============================================================================

  644. bool MidiMessage::isSysEx() const noexcept

  645. {

  646.     return *getRawData() == 0xf0;

  647. }

  648. 

  649. MidiMessage MidiMessage::createSysExMessage (const void* sysexData, const int dataSize)

  650. {

  651.     HeapBlock<uint8> m ((size_t) dataSize + 2);

  652. 

  653.     m[0] = 0xf0;

  654.     memcpy (m + 1, sysexData, (size_t) dataSize);

  655.     m[dataSize + 1] = 0xf7;

  656. 

  657.     return MidiMessage (m, dataSize + 2);

  658. }

  659. 

  660. const uint8* MidiMessage::getSysExData() const noexcept

  661. {

  662.     return isSysEx() ? getRawData() + 1 : nullptr;

  663. }

  664. 

  665. int MidiMessage::getSysExDataSize() const noexcept

  666. {

  667.     return isSysEx() ? size - 2 : 0;

  668. }

  669. 

  670. //==============================================================================

  671. bool MidiMessage::isMetaEvent() const noexcept      { return *getRawData() == 0xff; }

  672. bool MidiMessage::isActiveSense() const noexcept    { return *getRawData() == 0xfe; }

  673. 

  674. int MidiMessage::getMetaEventType() const noexcept

  675. {

  676.     const uint8* const data = getRawData();

  677.     return *data != 0xff ? -1 : data[1];

  678. }

  679. 

  680. int MidiMessage::getMetaEventLength() const noexcept

  681. {

  682.     const uint8* const data = getRawData();

  683.     if (*data == 0xff)

  684.     {

  685.         int n;

  686.         return jmin (size - 2, readVariableLengthVal (data + 2, n));

  687.     }

  688. 

  689.     return 0;

  690. }

  691. 

  692. const uint8* MidiMessage::getMetaEventData() const noexcept

  693. {

  694.     jassert (isMetaEvent());

  695. 

  696.     int n;

  697.     const uint8* d = getRawData() + 2;

  698.     readVariableLengthVal (d, n);

  699.     return d + n;

  700. }

  701. 

  702. bool MidiMessage::isTrackMetaEvent() const noexcept         { return getMetaEventType() == 0; }

  703. bool MidiMessage::isEndOfTrackMetaEvent() const noexcept    { return getMetaEventType() == 47; }

  704. 

  705. bool MidiMessage::isTextMetaEvent() const noexcept

  706. {

  707.     const int t = getMetaEventType();

  708.     return t > 0 && t < 16;

  709. }

  710. 

  711. String MidiMessage::getTextFromTextMetaEvent() const

  712. {

  713.     const char* const textData = reinterpret_cast<const char*> (getMetaEventData());

  714.     return String (CharPointer_UTF8 (textData),

  715.                    CharPointer_UTF8 (textData + getMetaEventLength()));

  716. }

  717. 

  718. MidiMessage MidiMessage::textMetaEvent (int type, StringRef text)

  719. {

  720.     jassert (type > 0 && type < 16);

  721. 

  722.     MidiMessage result;

  723. 

  724.     const size_t textSize = text.text.sizeInBytes() - 1;

  725. 

  726.     uint8 header[8];

  727.     size_t n = sizeof (header);

  728. 

  729.     header[--n] = (uint8) (textSize & 0x7f);

  730. 

  731.     for (size_t i = textSize; (i >>= 7) != 0;)

  732.         header[--n] = (uint8) ((i & 0x7f) | 0x80);

  733. 

  734.     header[--n] = (uint8) type;

  735.     header[--n] = 0xff;

  736. 

  737.     const size_t headerLen = sizeof (header) - n;

  738.     const int totalSize = (int) (headerLen + textSize);

  739. 

  740.     uint8* const dest = result.allocateSpace (totalSize);

  741.     result.size = totalSize;

  742. 

  743.     memcpy (dest, header + n, headerLen);

  744.     memcpy (dest + headerLen, text.text.getAddress(), textSize);

  745. 

  746.     return result;

  747. }

  748. 

  749. bool MidiMessage::isTrackNameEvent() const noexcept         { const uint8* data = getRawData(); return (data[1] == 3)    && (*data == 0xff); }

  750. bool MidiMessage::isTempoMetaEvent() const noexcept         { const uint8* data = getRawData(); return (data[1] == 81)   && (*data == 0xff); }

  751. bool MidiMessage::isMidiChannelMetaEvent() const noexcept   { const uint8* data = getRawData(); return (data[1] == 0x20) && (*data == 0xff) && (data[2] == 1); }

  752. 

  753. int MidiMessage::getMidiChannelMetaEventChannel() const noexcept

  754. {

  755.     jassert (isMidiChannelMetaEvent());

  756.     return getRawData()[3] + 1;

  757. }

  758. 

  759. double MidiMessage::getTempoSecondsPerQuarterNote() const noexcept

  760. {

  761.     if (! isTempoMetaEvent())

  762.         return 0.0;

  763. 

  764.     const uint8* const d = getMetaEventData();

  765. 

  766.     return (((unsigned int) d[0] << 16)

  767.              | ((unsigned int) d[1] << 8)

  768.              | d[2])

  769.             / 1000000.0;

  770. }

  771. 

  772. double MidiMessage::getTempoMetaEventTickLength (const short timeFormat) const noexcept

  773. {

  774.     if (timeFormat > 0)

  775.     {

  776.         if (! isTempoMetaEvent())

  777.             return 0.5 / timeFormat;

  778. 

  779.         return getTempoSecondsPerQuarterNote() / timeFormat;

  780.     }

  781.     else

  782.     {

  783.         const int frameCode = (-timeFormat) >> 8;

  784.         double framesPerSecond;

  785. 

  786.         switch (frameCode)

  787.         {

  788.             case 24: framesPerSecond = 24.0;   break;

  789.             case 25: framesPerSecond = 25.0;   break;

  790.             case 29: framesPerSecond = 29.97;  break;

  791.             case 30: framesPerSecond = 30.0;   break;

  792.             default: framesPerSecond = 30.0;   break;

  793.         }

  794. 

  795.         return (1.0 / framesPerSecond) / (timeFormat & 0xff);

  796.     }

  797. }

  798. 

  799. MidiMessage MidiMessage::tempoMetaEvent (int microsecondsPerQuarterNote) noexcept

  800. {

  801.     const uint8 d[] = { 0xff, 81, 3,

  802.                         (uint8) (microsecondsPerQuarterNote >> 16),

  803.                         (uint8) (microsecondsPerQuarterNote >> 8),

  804.                         (uint8) microsecondsPerQuarterNote };

  805. 

  806.     return MidiMessage (d, 6, 0.0);

  807. }

  808. 

  809. bool MidiMessage::isTimeSignatureMetaEvent() const noexcept

  810. {

  811.     const uint8* const data = getRawData();

  812.     return (data[1] == 0x58) && (*data == (uint8) 0xff);

  813. }

  814. 

  815. void MidiMessage::getTimeSignatureInfo (int& numerator, int& denominator) const noexcept

  816. {

  817.     if (isTimeSignatureMetaEvent())

  818.     {

  819.         const uint8* const d = getMetaEventData();

  820.         numerator = d[0];

  821.         denominator = 1 << d[1];

  822.     }

  823.     else

  824.     {

  825.         numerator = 4;

  826.         denominator = 4;

  827.     }

  828. }

  829. 

  830. MidiMessage MidiMessage::timeSignatureMetaEvent (const int numerator, const int denominator)

  831. {

  832.     int n = 1;

  833.     int powerOfTwo = 0;

  834. 

  835.     while (n < denominator)

  836.     {

  837.         n <<= 1;

  838.         ++powerOfTwo;

  839.     }

  840. 

  841.     const uint8 d[] = { 0xff, 0x58, 0x04, (uint8) numerator, (uint8) powerOfTwo, 1, 96 };

  842.     return MidiMessage (d, 7, 0.0);

  843. }

  844. 

  845. MidiMessage MidiMessage::midiChannelMetaEvent (const int channel) noexcept

  846. {

  847.     const uint8 d[] = { 0xff, 0x20, 0x01, (uint8) jlimit (0, 0xff, channel - 1) };

  848.     return MidiMessage (d, 4, 0.0);

  849. }

  850. 

  851. bool MidiMessage::isKeySignatureMetaEvent() const noexcept

  852. {

  853.     return getMetaEventType() == 0x59;

  854. }

  855. 

  856. int MidiMessage::getKeySignatureNumberOfSharpsOrFlats() const noexcept

  857. {

  858.     return (int) (int8) getMetaEventData()[0];

  859. }

  860. 

  861. bool MidiMessage::isKeySignatureMajorKey() const noexcept

  862. {

  863.     return getMetaEventData()[1] == 0;

  864. }

  865. 

  866. MidiMessage MidiMessage::keySignatureMetaEvent (int numberOfSharpsOrFlats, bool isMinorKey)

  867. {

  868.     jassert (numberOfSharpsOrFlats >= -7 && numberOfSharpsOrFlats <= 7);

  869. 

  870.     const uint8 d[] = { 0xff, 0x59, 0x02, (uint8) numberOfSharpsOrFlats, isMinorKey ? (uint8) 1 : (uint8) 0 };

  871.     return MidiMessage (d, 5, 0.0);

  872. }

  873. 

  874. MidiMessage MidiMessage::endOfTrack() noexcept

  875. {

  876.     return MidiMessage (0xff, 0x2f, 0, 0.0);

  877. }

  878. 

  879. //==============================================================================

  880. bool MidiMessage::isSongPositionPointer() const noexcept         { return *getRawData() == 0xf2; }

  881. int MidiMessage::getSongPositionPointerMidiBeat() const noexcept { const uint8* data = getRawData(); return data[1] | (data[2] << 7); }

  882. 

  883. MidiMessage MidiMessage::songPositionPointer (const int positionInMidiBeats) noexcept

  884. {

  885.     return MidiMessage (0xf2,

  886.                         positionInMidiBeats & 127,

  887.                         (positionInMidiBeats >> 7) & 127);

  888. }

  889. 

  890. bool MidiMessage::isMidiStart() const noexcept            { return *getRawData() == 0xfa; }

  891. MidiMessage MidiMessage::midiStart() noexcept             { return MidiMessage (0xfa); }

  892. 

  893. bool MidiMessage::isMidiContinue() const noexcept         { return *getRawData() == 0xfb; }

  894. MidiMessage MidiMessage::midiContinue() noexcept          { return MidiMessage (0xfb); }

  895. 

  896. bool MidiMessage::isMidiStop() const noexcept             { return *getRawData() == 0xfc; }

  897. MidiMessage MidiMessage::midiStop() noexcept              { return MidiMessage (0xfc); }

  898. 

  899. bool MidiMessage::isMidiClock() const noexcept            { return *getRawData() == 0xf8; }

  900. MidiMessage MidiMessage::midiClock() noexcept             { return MidiMessage (0xf8); }

  901. 

  902. bool MidiMessage::isQuarterFrame() const noexcept               { return *getRawData() == 0xf1; }

  903. int MidiMessage::getQuarterFrameSequenceNumber() const noexcept { return ((int) getRawData()[1]) >> 4; }

  904. int MidiMessage::getQuarterFrameValue() const noexcept          { return ((int) getRawData()[1]) & 0x0f; }

  905. 

  906. MidiMessage MidiMessage::quarterFrame (const int sequenceNumber, const int value) noexcept

  907. {

  908.     return MidiMessage (0xf1, (sequenceNumber << 4) | value);

  909. }

  910. 

  911. bool MidiMessage::isFullFrame() const noexcept

  912. {

  913.     const uint8* const data = getRawData();

  914. 

  915.     return data[0] == 0xf0

  916.             && data[1] == 0x7f

  917.             && size >= 10

  918.             && data[3] == 0x01

  919.             && data[4] == 0x01;

  920. }

  921. 

  922. void MidiMessage::getFullFrameParameters (int& hours, int& minutes, int& seconds, int& frames,

  923.                                           MidiMessage::SmpteTimecodeType& timecodeType) const noexcept

  924. {

  925.     jassert (isFullFrame());

  926. 

  927.     const uint8* const data = getRawData();

  928.     timecodeType = (SmpteTimecodeType) (data[5] >> 5);

  929.     hours   = data[5] & 0x1f;

  930.     minutes = data[6];

  931.     seconds = data[7];

  932.     frames  = data[8];

  933. }

  934. 

  935. MidiMessage MidiMessage::fullFrame (const int hours, const int minutes,

  936.                                     const int seconds, const int frames,

  937.                                     MidiMessage::SmpteTimecodeType timecodeType)

  938. {

  939.     const uint8 d[] = { 0xf0, 0x7f, 0x7f, 0x01, 0x01,

  940.                         (uint8) ((hours & 0x01f) | (timecodeType << 5)),

  941.                         (uint8) minutes,

  942.                         (uint8) seconds,

  943.                         (uint8) frames,

  944.                         0xf7 };

  945. 

  946.     return MidiMessage (d, 10, 0.0);

  947. }

  948. 

  949. bool MidiMessage::isMidiMachineControlMessage() const noexcept

  950. {

  951.     const uint8* const data = getRawData();

  952.     return data[0] == 0xf0

  953.         && data[1] == 0x7f

  954.         && data[3] == 0x06

  955.         && size > 5;

  956. }

  957. 

  958. MidiMessage::MidiMachineControlCommand MidiMessage::getMidiMachineControlCommand() const noexcept

  959. {

  960.     jassert (isMidiMachineControlMessage());

  961. 

  962.     return (MidiMachineControlCommand) getRawData()[4];

  963. }

  964. 

  965. MidiMessage MidiMessage::midiMachineControlCommand (MidiMessage::MidiMachineControlCommand command)

  966. {

  967.     const uint8 d[] = { 0xf0, 0x7f, 0, 6, (uint8) command, 0xf7 };

  968. 

  969.     return MidiMessage (d, 6, 0.0);

  970. }

  971. 

  972. //==============================================================================

  973. bool MidiMessage::isMidiMachineControlGoto (int& hours, int& minutes, int& seconds, int& frames) const noexcept

  974. {

  975.     const uint8* const data = getRawData();

  976.     if (size >= 12

  977.          && data[0] == 0xf0

  978.          && data[1] == 0x7f

  979.          && data[3] == 0x06

  980.          && data[4] == 0x44

  981.          && data[5] == 0x06

  982.          && data[6] == 0x01)

  983.     {

  984.         hours = data[7] % 24;   // (that some machines send out hours > 24)

  985.         minutes = data[8];

  986.         seconds = data[9];

  987.         frames = data[10];

  988. 

  989.         return true;

  990.     }

  991. 

  992.     return false;

  993. }

  994. 

  995. MidiMessage MidiMessage::midiMachineControlGoto (int hours, int minutes, int seconds, int frames)

  996. {

  997.     const uint8 d[] = { 0xf0, 0x7f, 0, 6, 0x44, 6, 1,

  998.                         (uint8) hours,

  999.                         (uint8) minutes,

  1000.                         (uint8) seconds,

  1001.                         (uint8) frames,

  1002.                         0xf7 };

  1003. 

  1004.     return MidiMessage (d, 12, 0.0);

  1005. }

  1006. 

  1007. //==============================================================================

  1008. String MidiMessage::getMidiNoteName (int note, bool useSharps, bool includeOctaveNumber, int octaveNumForMiddleC)

  1009. {

  1010.     static const char* const sharpNoteNames[] = { "C", "C#", "D", "D#", "E", "F", "F#", "G", "G#", "A", "A#", "B" };

  1011.     static const char* const flatNoteNames[]  = { "C", "Db", "D", "Eb", "E", "F", "Gb", "G", "Ab", "A", "Bb", "B" };

  1012. 

  1013.     if (isPositiveAndBelow (note, (int) 128))

  1014.     {

  1015.         String s (useSharps ? sharpNoteNames [note % 12]

  1016.                             : flatNoteNames  [note % 12]);

  1017. 

  1018.         if (includeOctaveNumber)

  1019.             s << (note / 12 + (octaveNumForMiddleC - 5));

  1020. 

  1021.         return s;

  1022.     }

  1023. 

  1024.     return String();

  1025. }

  1026. 

  1027. double MidiMessage::getMidiNoteInHertz (const int noteNumber, const double frequencyOfA) noexcept

  1028. {

  1029.     return frequencyOfA * pow (2.0, (noteNumber - 69) / 12.0);

  1030. }

  1031. 

  1032. bool MidiMessage::isMidiNoteBlack (int noteNumber) noexcept

  1033. {

  1034.     return ((1 << (noteNumber % 12)) & 0x054a) != 0;

  1035. }

  1036. 

  1037. const char* MidiMessage::getGMInstrumentName (const int n)

  1038. {

  1039.     static const char* names[] =

  1040.     {

  1041.         NEEDS_TRANS("Acoustic Grand Piano"),    NEEDS_TRANS("Bright Acoustic Piano"),   NEEDS_TRANS("Electric Grand Piano"),    NEEDS_TRANS("Honky-tonk Piano"),

  1042.         NEEDS_TRANS("Electric Piano 1"),        NEEDS_TRANS("Electric Piano 2"),        NEEDS_TRANS("Harpsichord"),             NEEDS_TRANS("Clavinet"),

  1043.         NEEDS_TRANS("Celesta"),                 NEEDS_TRANS("Glockenspiel"),            NEEDS_TRANS("Music Box"),               NEEDS_TRANS("Vibraphone"),

  1044.         NEEDS_TRANS("Marimba"),                 NEEDS_TRANS("Xylophone"),               NEEDS_TRANS("Tubular Bells"),           NEEDS_TRANS("Dulcimer"),

  1045.         NEEDS_TRANS("Drawbar Organ"),           NEEDS_TRANS("Percussive Organ"),        NEEDS_TRANS("Rock Organ"),              NEEDS_TRANS("Church Organ"),

  1046.         NEEDS_TRANS("Reed Organ"),              NEEDS_TRANS("Accordion"),               NEEDS_TRANS("Harmonica"),               NEEDS_TRANS("Tango Accordion"),

  1047.         NEEDS_TRANS("Acoustic Guitar (nylon)"), NEEDS_TRANS("Acoustic Guitar (steel)"), NEEDS_TRANS("Electric Guitar (jazz)"),  NEEDS_TRANS("Electric Guitar (clean)"),

  1048.         NEEDS_TRANS("Electric Guitar (mute)"),  NEEDS_TRANS("Overdriven Guitar"),       NEEDS_TRANS("Distortion Guitar"),       NEEDS_TRANS("Guitar Harmonics"),

  1049.         NEEDS_TRANS("Acoustic Bass"),           NEEDS_TRANS("Electric Bass (finger)"),  NEEDS_TRANS("Electric Bass (pick)"),    NEEDS_TRANS("Fretless Bass"),

  1050.         NEEDS_TRANS("Slap Bass 1"),             NEEDS_TRANS("Slap Bass 2"),             NEEDS_TRANS("Synth Bass 1"),            NEEDS_TRANS("Synth Bass 2"),

  1051.         NEEDS_TRANS("Violin"),                  NEEDS_TRANS("Viola"),                   NEEDS_TRANS("Cello"),                   NEEDS_TRANS("Contrabass"),

  1052.         NEEDS_TRANS("Tremolo Strings"),         NEEDS_TRANS("Pizzicato Strings"),       NEEDS_TRANS("Orchestral Harp"),         NEEDS_TRANS("Timpani"),

  1053.         NEEDS_TRANS("String Ensemble 1"),       NEEDS_TRANS("String Ensemble 2"),       NEEDS_TRANS("SynthStrings 1"),          NEEDS_TRANS("SynthStrings 2"),

  1054.         NEEDS_TRANS("Choir Aahs"),              NEEDS_TRANS("Voice Oohs"),              NEEDS_TRANS("Synth Voice"),             NEEDS_TRANS("Orchestra Hit"),

  1055.         NEEDS_TRANS("Trumpet"),                 NEEDS_TRANS("Trombone"),                NEEDS_TRANS("Tuba"),                    NEEDS_TRANS("Muted Trumpet"),

  1056.         NEEDS_TRANS("French Horn"),             NEEDS_TRANS("Brass Section"),           NEEDS_TRANS("SynthBrass 1"),            NEEDS_TRANS("SynthBrass 2"),

  1057.         NEEDS_TRANS("Soprano Sax"),             NEEDS_TRANS("Alto Sax"),                NEEDS_TRANS("Tenor Sax"),               NEEDS_TRANS("Baritone Sax"),

  1058.         NEEDS_TRANS("Oboe"),                    NEEDS_TRANS("English Horn"),            NEEDS_TRANS("Bassoon"),                 NEEDS_TRANS("Clarinet"),

  1059.         NEEDS_TRANS("Piccolo"),                 NEEDS_TRANS("Flute"),                   NEEDS_TRANS("Recorder"),                NEEDS_TRANS("Pan Flute"),

  1060.         NEEDS_TRANS("Blown Bottle"),            NEEDS_TRANS("Shakuhachi"),              NEEDS_TRANS("Whistle"),                 NEEDS_TRANS("Ocarina"),

  1061.         NEEDS_TRANS("Lead 1 (square)"),         NEEDS_TRANS("Lead 2 (sawtooth)"),       NEEDS_TRANS("Lead 3 (calliope)"),       NEEDS_TRANS("Lead 4 (chiff)"),

  1062.         NEEDS_TRANS("Lead 5 (charang)"),        NEEDS_TRANS("Lead 6 (voice)"),          NEEDS_TRANS("Lead 7 (fifths)"),         NEEDS_TRANS("Lead 8 (bass+lead)"),

  1063.         NEEDS_TRANS("Pad 1 (new age)"),         NEEDS_TRANS("Pad 2 (warm)"),            NEEDS_TRANS("Pad 3 (polysynth)"),       NEEDS_TRANS("Pad 4 (choir)"),

  1064.         NEEDS_TRANS("Pad 5 (bowed)"),           NEEDS_TRANS("Pad 6 (metallic)"),        NEEDS_TRANS("Pad 7 (halo)"),            NEEDS_TRANS("Pad 8 (sweep)"),

  1065.         NEEDS_TRANS("FX 1 (rain)"),             NEEDS_TRANS("FX 2 (soundtrack)"),       NEEDS_TRANS("FX 3 (crystal)"),          NEEDS_TRANS("FX 4 (atmosphere)"),

  1066.         NEEDS_TRANS("FX 5 (brightness)"),       NEEDS_TRANS("FX 6 (goblins)"),          NEEDS_TRANS("FX 7 (echoes)"),           NEEDS_TRANS("FX 8 (sci-fi)"),

  1067.         NEEDS_TRANS("Sitar"),                   NEEDS_TRANS("Banjo"),                   NEEDS_TRANS("Shamisen"),                NEEDS_TRANS("Koto"),

  1068.         NEEDS_TRANS("Kalimba"),                 NEEDS_TRANS("Bag pipe"),                NEEDS_TRANS("Fiddle"),                  NEEDS_TRANS("Shanai"),

  1069.         NEEDS_TRANS("Tinkle Bell"),             NEEDS_TRANS("Agogo"),                   NEEDS_TRANS("Steel Drums"),             NEEDS_TRANS("Woodblock"),

  1070.         NEEDS_TRANS("Taiko Drum"),              NEEDS_TRANS("Melodic Tom"),             NEEDS_TRANS("Synth Drum"),              NEEDS_TRANS("Reverse Cymbal"),

  1071.         NEEDS_TRANS("Guitar Fret Noise"),       NEEDS_TRANS("Breath Noise"),            NEEDS_TRANS("Seashore"),                NEEDS_TRANS("Bird Tweet"),

  1072.         NEEDS_TRANS("Telephone Ring"),          NEEDS_TRANS("Helicopter"),              NEEDS_TRANS("Applause"),                NEEDS_TRANS("Gunshot")

  1073.     };

  1074. 

  1075.     return isPositiveAndBelow (n, numElementsInArray (names)) ? names[n] : nullptr;

  1076. }

  1077. 

  1078. const char* MidiMessage::getGMInstrumentBankName (const int n)

  1079. {

  1080.     static const char* names[] =

  1081.     {

  1082.         NEEDS_TRANS("Piano"),           NEEDS_TRANS("Chromatic Percussion"),    NEEDS_TRANS("Organ"),       NEEDS_TRANS("Guitar"),

  1083.         NEEDS_TRANS("Bass"),            NEEDS_TRANS("Strings"),                 NEEDS_TRANS("Ensemble"),    NEEDS_TRANS("Brass"),

  1084.         NEEDS_TRANS("Reed"),            NEEDS_TRANS("Pipe"),                    NEEDS_TRANS("Synth Lead"),  NEEDS_TRANS("Synth Pad"),

  1085.         NEEDS_TRANS("Synth Effects"),   NEEDS_TRANS("Ethnic"),                  NEEDS_TRANS("Percussive"),  NEEDS_TRANS("Sound Effects")

  1086.     };

  1087. 

  1088.     return isPositiveAndBelow (n, numElementsInArray (names)) ? names[n] : nullptr;

  1089. }

  1090. 

  1091. const char* MidiMessage::getRhythmInstrumentName (const int n)

  1092. {

  1093.     static const char* names[] =

  1094.     {

  1095.         NEEDS_TRANS("Acoustic Bass Drum"),  NEEDS_TRANS("Bass Drum 1"),     NEEDS_TRANS("Side Stick"),      NEEDS_TRANS("Acoustic Snare"),

  1096.         NEEDS_TRANS("Hand Clap"),           NEEDS_TRANS("Electric Snare"),  NEEDS_TRANS("Low Floor Tom"),   NEEDS_TRANS("Closed Hi-Hat"),

  1097.         NEEDS_TRANS("High Floor Tom"),      NEEDS_TRANS("Pedal Hi-Hat"),    NEEDS_TRANS("Low Tom"),         NEEDS_TRANS("Open Hi-Hat"),

  1098.         NEEDS_TRANS("Low-Mid Tom"),         NEEDS_TRANS("Hi-Mid Tom"),      NEEDS_TRANS("Crash Cymbal 1"),  NEEDS_TRANS("High Tom"),

  1099.         NEEDS_TRANS("Ride Cymbal 1"),       NEEDS_TRANS("Chinese Cymbal"),  NEEDS_TRANS("Ride Bell"),       NEEDS_TRANS("Tambourine"),

  1100.         NEEDS_TRANS("Splash Cymbal"),       NEEDS_TRANS("Cowbell"),         NEEDS_TRANS("Crash Cymbal 2"),  NEEDS_TRANS("Vibraslap"),

  1101.         NEEDS_TRANS("Ride Cymbal 2"),       NEEDS_TRANS("Hi Bongo"),        NEEDS_TRANS("Low Bongo"),       NEEDS_TRANS("Mute Hi Conga"),

  1102.         NEEDS_TRANS("Open Hi Conga"),       NEEDS_TRANS("Low Conga"),       NEEDS_TRANS("High Timbale"),    NEEDS_TRANS("Low Timbale"),

  1103.         NEEDS_TRANS("High Agogo"),          NEEDS_TRANS("Low Agogo"),       NEEDS_TRANS("Cabasa"),          NEEDS_TRANS("Maracas"),

  1104.         NEEDS_TRANS("Short Whistle"),       NEEDS_TRANS("Long Whistle"),    NEEDS_TRANS("Short Guiro"),     NEEDS_TRANS("Long Guiro"),

  1105.         NEEDS_TRANS("Claves"),              NEEDS_TRANS("Hi Wood Block"),   NEEDS_TRANS("Low Wood Block"),  NEEDS_TRANS("Mute Cuica"),

  1106.         NEEDS_TRANS("Open Cuica"),          NEEDS_TRANS("Mute Triangle"),   NEEDS_TRANS("Open Triangle")

  1107.     };

  1108. 

  1109.     return (n >= 35 && n <= 81) ? names [n - 35] : nullptr;

  1110. }

  1111. 

  1112. const char* MidiMessage::getControllerName (const int n)

  1113. {

  1114.     static const char* names[] =

  1115.     {

  1116.         NEEDS_TRANS("Bank Select"), NEEDS_TRANS("Modulation Wheel (coarse)"), NEEDS_TRANS("Breath controller (coarse)"),

  1117.         nullptr,

  1118.         NEEDS_TRANS("Foot Pedal (coarse)"), NEEDS_TRANS("Portamento Time (coarse)"), NEEDS_TRANS("Data Entry (coarse)"),

  1119.         NEEDS_TRANS("Volume (coarse)"), NEEDS_TRANS("Balance (coarse)"),

  1120.         nullptr,

  1121.         NEEDS_TRANS("Pan position (coarse)"), NEEDS_TRANS("Expression (coarse)"), NEEDS_TRANS("Effect Control 1 (coarse)"),

  1122.         NEEDS_TRANS("Effect Control 2 (coarse)"),

  1123.         nullptr, nullptr,

  1124.         NEEDS_TRANS("General Purpose Slider 1"), NEEDS_TRANS("General Purpose Slider 2"),

  1125.         NEEDS_TRANS("General Purpose Slider 3"), NEEDS_TRANS("General Purpose Slider 4"),

  1126.         nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,

  1127.         NEEDS_TRANS("Bank Select (fine)"), NEEDS_TRANS("Modulation Wheel (fine)"), NEEDS_TRANS("Breath controller (fine)"),

  1128.         nullptr,

  1129.         NEEDS_TRANS("Foot Pedal (fine)"), NEEDS_TRANS("Portamento Time (fine)"), NEEDS_TRANS("Data Entry (fine)"), NEEDS_TRANS("Volume (fine)"),

  1130.         NEEDS_TRANS("Balance (fine)"), nullptr, NEEDS_TRANS("Pan position (fine)"), NEEDS_TRANS("Expression (fine)"),

  1131.         NEEDS_TRANS("Effect Control 1 (fine)"), NEEDS_TRANS("Effect Control 2 (fine)"),

  1132.         nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,

  1133.         nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,

  1134.         NEEDS_TRANS("Hold Pedal (on/off)"), NEEDS_TRANS("Portamento (on/off)"), NEEDS_TRANS("Sustenuto Pedal (on/off)"), NEEDS_TRANS("Soft Pedal (on/off)"),

  1135.         NEEDS_TRANS("Legato Pedal (on/off)"), NEEDS_TRANS("Hold 2 Pedal (on/off)"), NEEDS_TRANS("Sound Variation"), NEEDS_TRANS("Sound Timbre"),

  1136.         NEEDS_TRANS("Sound Release Time"), NEEDS_TRANS("Sound Attack Time"), NEEDS_TRANS("Sound Brightness"), NEEDS_TRANS("Sound Control 6"),

  1137.         NEEDS_TRANS("Sound Control 7"), NEEDS_TRANS("Sound Control 8"), NEEDS_TRANS("Sound Control 9"), NEEDS_TRANS("Sound Control 10"),

  1138.         NEEDS_TRANS("General Purpose Button 1 (on/off)"), NEEDS_TRANS("General Purpose Button 2 (on/off)"),

  1139.         NEEDS_TRANS("General Purpose Button 3 (on/off)"), NEEDS_TRANS("General Purpose Button 4 (on/off)"),

  1140.         nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,

  1141.         NEEDS_TRANS("Reverb Level"), NEEDS_TRANS("Tremolo Level"), NEEDS_TRANS("Chorus Level"), NEEDS_TRANS("Celeste Level"),

  1142.         NEEDS_TRANS("Phaser Level"), NEEDS_TRANS("Data Button increment"), NEEDS_TRANS("Data Button decrement"), NEEDS_TRANS("Non-registered Parameter (fine)"),

  1143.         NEEDS_TRANS("Non-registered Parameter (coarse)"), NEEDS_TRANS("Registered Parameter (fine)"), NEEDS_TRANS("Registered Parameter (coarse)"),

  1144.         nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,

  1145.         nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr, nullptr,

  1146.         NEEDS_TRANS("All Sound Off"), NEEDS_TRANS("All Controllers Off"), NEEDS_TRANS("Local Keyboard (on/off)"), NEEDS_TRANS("All Notes Off"),

  1147.         NEEDS_TRANS("Omni Mode Off"), NEEDS_TRANS("Omni Mode On"), NEEDS_TRANS("Mono Operation"), NEEDS_TRANS("Poly Operation")

  1148.     };

  1149. 

  1150.     return isPositiveAndBelow (n, numElementsInArray (names)) ? names[n] : nullptr;

  1151. }

  1152. 

  1153. }