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1 /*
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2 * midiutil.h - Header for auxiliary MIDI functionality.
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3 * Version 1.4
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4 *
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5 * AUTHOR: Steven Goodwin (StevenGoodwin@gmail.com)
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6 * Copyright 2010, Steven Goodwin.
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7 *
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8 * This program is free software; you can redistribute it and/or
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9 * modify it under the terms of the GNU General Public License as
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10 * published by the Free Software Foundation; either version 2 of
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11 * the License,or (at your option) any later version.
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12 *
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13 * This program is distributed in the hope that it will be useful,
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14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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16 * GNU General Public License for more details.
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17 *
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18 * You should have received a copy of the GNU General Public License
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19 * along with this program; if not, write to the Free Software
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20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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21 */
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22
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23 #include "midiinfo.h"
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24
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25
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26 #ifndef _MIDIUTIL_H
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27 #define _MIDIUTIL_H
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28
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29
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30 #define CHORD_ROOT_MASK 0x000000ff
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31 #define CHORD_TYPE_MASK 0x0000ff00
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32 #define CHORD_BASS_MASK 0x00ff0000
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33 #define CHORD_ADDITION_MASK 0xff000000
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34
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35 #define CHORD_TYPE_MAJOR 0x00000100
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36 #define CHORD_TYPE_MINOR 0x00000200
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37 #define CHORD_TYPE_AUG 0x00000300
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38 #define CHORD_TYPE_DIM 0x00000400
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39
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40 #define CHORD_ADD_7TH 0x01000000
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41 #define CHORD_ADD_9TH 0x02000000
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42 #define CHORD_ADD_MAJ7TH 0x04000000
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43
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44
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45 /*
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46 ** Name resolving prototypes
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47 */
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48 BOOL muGetInstrumentName(char *pName, int iInstr);
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49 BOOL muGetDrumName(char *pName, int iInstr);
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50 BOOL muGetMIDIMsgName(char *pName, tMIDI_MSG iMsg);
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51 BOOL muGetControlName(char *pName, tMIDI_CC iCC);
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52 BOOL muGetKeySigName(char *pName, tMIDI_KEYSIG iKey);
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53 BOOL muGetTextName(char *pName, tMIDI_TEXT iEvent);
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54 BOOL muGetMetaName(char *pName, tMIDI_META iEvent);
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55
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56 /*
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57 ** Conversion prototypes
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58 */
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59 int muGetNoteFromName(const char *pName);
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60 char *muGetNameFromNote(char *pStr, int iNote);
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61 float muGetFreqFromNote(int iNote);
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62 int muGetNoteFromFreq(float fFreq);
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63
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64 int muGuessChord(const int *pNoteStatus, const int channel, const int lowRange, const int highRange);
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65 char *muGetChordName(char *str, int chord);
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66
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67 #endif /* _MIDIUTIL_H*/
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