Files
2024-07-15 11:46:59 +08:00

220 lines
11 KiB
C++

//
// Programmer: Craig Stuart Sapp <craig@ccrma.stanford.edu>
// Creation Date: Sat Feb 14 20:36:32 PST 2015
// Last Modified: Sat Apr 21 10:52:19 PDT 2018 Removed using namespace std;
// Filename: midifile/include/MidiMessage.h
// Website: http://midifile.sapp.org
// Syntax: C++11
// vim: ts=3 noexpandtab
//
// Description: Storage for bytes of a MIDI message for use in MidiFile
// class.
//
#ifndef _MIDIMESSAGE_H_INCLUDED
#define _MIDIMESSAGE_H_INCLUDED
#include <iostream>
#include <string>
#include <utility>
#include <vector>
namespace smf {
typedef unsigned char uchar;
typedef unsigned short ushort;
typedef unsigned long ulong;
class MidiMessage : public std::vector<uchar> {
public:
MidiMessage (void);
MidiMessage (int command);
MidiMessage (int command, int p1);
MidiMessage (int command, int p1, int p2);
MidiMessage (const MidiMessage& message);
MidiMessage (const std::vector<uchar>& message);
MidiMessage (const std::vector<char>& message);
MidiMessage (const std::vector<int>& message);
~MidiMessage ();
MidiMessage& operator= (const MidiMessage& message);
MidiMessage& operator= (const std::vector<uchar>& bytes);
MidiMessage& operator= (const std::vector<char>& bytes);
MidiMessage& operator= (const std::vector<int>& bytes);
void sortTrack (void);
void sortTrackWithSequence(void);
static std::vector<uchar> intToVlv (int value);
static double frequencyToSemitones (double frequency, double a4frequency = 440.0);
// data access convenience functions (returns -1 if not present):
int getP0 (void) const;
int getP1 (void) const;
int getP2 (void) const;
int getP3 (void) const;
void setP0 (int value);
void setP1 (int value);
void setP2 (int value);
void setP3 (int value);
int getSize (void) const;
void setSize (int asize);
int setSizeToCommand (void);
int resizeToCommand (void);
// note-message convenience functions:
int getKeyNumber (void) const;
int getVelocity (void) const;
void setKeyNumber (int value);
void setVelocity (int value);
void setSpelling (int base7, int accidental);
void getSpelling (int& base7, int& accidental);
// controller-message convenience functions:
int getControllerNumber (void) const;
int getControllerValue (void) const;
int getCommandNibble (void) const;
int getCommandByte (void) const;
int getChannelNibble (void) const;
int getChannel (void) const;
void setCommandByte (int value);
void setCommand (int value);
void setCommand (int value, int p1);
void setCommand (int value, int p1, int p2);
void setCommandNibble (int value);
void setChannelNibble (int value);
void setChannel (int value);
void setParameters (int p1, int p2);
void setParameters (int p1);
void setMessage (const std::vector<uchar>& message);
void setMessage (const std::vector<char>& message);
void setMessage (const std::vector<int>& message);
// message-type convenience functions:
bool isMetaMessage (void) const;
bool isMeta (void) const;
bool isNote (void) const;
bool isNoteOff (void) const;
bool isNoteOn (void) const;
bool isAftertouch (void) const;
bool isController (void) const;
bool isSustain (void) const; // controller 64
bool isSustainOn (void) const;
bool isSustainOff (void) const;
bool isSoft (void) const; // controller 67
bool isSoftOn (void) const;
bool isSoftOff (void) const;
bool isPatchChange (void) const;
bool isTimbre (void) const;
bool isPressure (void) const;
bool isPitchbend (void) const;
bool isEmpty (void) const; // see MidiFile::removeEmpties()
// helper functions to create various MidiMessages:
void makeNoteOn (int channel, int key, int velocity);
void makeNoteOff (int channel, int key, int velocity);
void makeNoteOff (int channel, int key);
void makeNoteOff (void);
void makePatchChange (int channel, int patchnum);
void makeTimbre (int channel, int patchnum);
void makeController (int channel, int num, int value);
void makePitchBend (int channel, int lsb, int msb);
void makePitchBend (int channel, int value);
void makePitchBendDouble (int channel, double value);
void makePitchbend (int channel, int lsb, int msb) { makePitchBend(channel, lsb, msb); }
void makePitchbend (int channel, int value) { makePitchBend(channel, value); }
void makePitchbendDouble (int channel, double value) { makePitchBendDouble(channel, value); }
// helper functions to create various continuous controller messages:
void makeSustain (int channel, int value);
void makeSustainPedal (int channel, int value);
void makeSustainOn (int channel);
void makeSustainPedalOn (int channel);
void makeSustainOff (int channel);
void makeSustainPedalOff (int channel);
// meta-message creation and helper functions:
void makeMetaMessage (int mnum, const std::string& data);
void makeText (const std::string& name);
void makeCopyright (const std::string& text);
void makeTrackName (const std::string& name);
void makeInstrumentName (const std::string& name);
void makeLyric (const std::string& text);
void makeMarker (const std::string& text);
void makeCue (const std::string& text);
void makeKeySignature (int fifths, bool mode = 0);
void makeTimeSignature (int top, int bottom,
int clocksPerClick = 24,
int num32dsPerQuarter = 8);
void makeTempo (double tempo) { setTempo(tempo); }
int getTempoMicro (void) const;
int getTempoMicroseconds (void) const;
double getTempoSeconds (void) const;
double getTempoBPM (void) const;
double getTempoTPS (int tpq) const;
double getTempoSPT (int tpq) const;
int getMetaType (void) const;
bool isText (void) const;
bool isCopyright (void) const;
bool isTrackName (void) const;
bool isInstrumentName (void) const;
bool isLyricText (void) const;
bool isMarkerText (void) const;
bool isTempo (void) const;
bool isTimeSignature (void) const;
bool isKeySignature (void) const;
bool isEndOfTrack (void) const;
std::string getMetaContent (void);
void setMetaContent (const std::string& content);
void setTempo (double tempo);
void setTempoMicroseconds (int microseconds);
void setMetaTempo (double tempo);
void makeSysExMessage (const std::vector<uchar>& data);
// helper functions to create MTS tunings by key (real-time sysex)
// MTS type 2: Real-time frequency assignment to a arbitrary list of MIDI key numbers.
// See page 2 of: https://docs.google.com/viewer?url=https://www.midi.org/component/edocman/midi-tuning-updated/fdocument?Itemid=9999
void makeMts2_KeyTuningByFrequency (int key, double frequency, int program = 0);
void makeMts2_KeyTuningsByFrequency (int key, double frequency, int program = 0);
void makeMts2_KeyTuningsByFrequency (std::vector<std::pair<int, double>>& mapping, int program = 0);
void makeMts2_KeyTuningBySemitone (int key, double semitone, int program = 0);
void makeMts2_KeyTuningsBySemitone (int key, double semitone, int program = 0);
void makeMts2_KeyTuningsBySemitone (std::vector<std::pair<int, double>>& mapping, int program = 0);
// MTS type 9: Real-time octave temperaments by +/- 100 cents deviation from ET
// See page 7 of: https://docs.google.com/viewer?url=https://www.midi.org/component/edocman/midi-tuning-updated/fdocument?Itemid=9999
void makeMts9_TemperamentByCentsDeviationFromET (std::vector<double>& mapping, int referencePitchClass = 0, int channelMask = 0b1111111111111111);
void makeTemperamentEqual(int referencePitchClass = 0, int channelMask = 0b1111111111111111);
void makeTemperamentBad(double maxDeviationCents = 100.0, int referencePitchClass = 0, int channelMask = 0b1111111111111111);
void makeTemperamentPythagorean(int referencePitchClass = 2, int channelMask = 0b1111111111111111);
void makeTemperamentMeantone(double fraction = 0.25, int referencePitchClass = 2, int channelMask = 0b1111111111111111);
void makeTemperamentMeantoneCommaQuarter(int referencePitchClass = 2, int channelMask = 0b1111111111111111);
void makeTemperamentMeantoneCommaThird(int referencePitchClass = 2, int channelMask = 0b1111111111111111);
void makeTemperamentMeantoneCommaHalf(int referencePitchClass = 2, int channelMask = 0b1111111111111111);
};
std::ostream& operator<<(std::ostream& out, MidiMessage& event);
} // end of namespace smf
#endif /* _MIDIMESSAGE_H_INCLUDED */