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comparison src/midifile.h @ 34:a14cc6c5d7ef

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Possibly fix 64-bit issues. Probably not.
author Matti Hamalainen <ccr@tnsp.org>
date Mon, 05 Aug 2013 20:51:20 +0300
parents 785057719d9b
children 1db62040204e
comparison
equal deleted inserted replaced
33:de2ee75a142f 34:a14cc6c5d7ef
1 #ifndef _MIDIFILE_H 1 #ifndef _MIDIFILE_H
2 #define _MIDIFILE_H 2 #define _MIDIFILE_H
3 3
4 #include "midiinfo.h" /* enumerations and constants for GM */ 4 #include "midiinfo.h" /* enumerations and constants for GM */
5 #include "mtypes.h"
6
5 7
6 /* 8 /*
7 * midiFile.c - Header file for Steevs MIDI Library 9 * midiFile.c - Header file for Steevs MIDI Library
8 * Version 1.4 10 * Version 1.4
9 * 11 *
23 * You should have received a copy of the GNU General Public License 25 * You should have received a copy of the GNU General Public License
24 * along with this program; if not, write to the Free Software 26 * along with this program; if not, write to the Free Software
25 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 27 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26 */ 28 */
27 29
28 /* 30 /*
29 ** All functions start with one of the following prefixes: 31 ** All functions start with one of the following prefixes:
30 ** midiFile* For non-GM features that relate to the file, and have 32 ** midiFile* For non-GM features that relate to the file, and have
31 ** no use once the file has been created, i.e. CreateFile 33 ** no use once the file has been created, i.e. CreateFile
32 ** or SetTrack (those data is embedded into the file, but 34 ** or SetTrack (those data is embedded into the file, but
33 ** not explicitly stored) 35 ** not explicitly stored)
34 ** midiSong* For operations that work across the song, i.e. SetTempo 36 ** midiSong* For operations that work across the song, i.e. SetTempo
35 ** midiTrack* For operations on a specific track, i.e. AddNoteOn 37 ** midiTrack* For operations on a specific track, i.e. AddNoteOn
36 */ 38 */
37 39
38 /* 40 /*
39 ** Types because we're dealing with files, and need to be careful
40 */
41 #ifndef XXX
42 typedef unsigned char BYTE;
43 typedef unsigned short WORD;
44 typedef unsigned long DWORD;
45 #endif
46
47 typedef int BOOL;
48 #ifndef TRUE
49 #define TRUE 1
50 #endif
51 #ifndef FALSE
52 #define FALSE 0
53 #endif
54
55
56 /*
57 ** MIDI Constants 41 ** MIDI Constants
58 */ 42 */
59 #define MIDI_PPQN_DEFAULT 384 43 #define MIDI_PPQN_DEFAULT 384
60 #define MIDI_VERSION_DEFAULT 1 44 #define MIDI_VERSION_DEFAULT 1
61 45
66 #define MAX_TRACK_POLYPHONY 64 50 #define MAX_TRACK_POLYPHONY 64
67 51
68 /* 52 /*
69 ** MIDI structures, accessibly externably 53 ** MIDI structures, accessibly externably
70 */ 54 */
71 typedef void MIDI_FILE; 55 typedef void MIDI_FILE;
72 typedef struct { 56 typedef struct
73 tMIDI_MSG iType; 57 {
74 58 tMIDI_MSG iType;
75 DWORD dt; /* delta time */ 59
76 DWORD dwAbsPos; 60 Uint32 dt; /* delta time */
77 DWORD iMsgSize; 61 Uint32 dwAbsPos;
78 62 Uint32 iMsgSize;
79 BOOL bImpliedMsg; 63
80 tMIDI_MSG iImpliedMsg; 64 BOOL bImpliedMsg;
81 65 tMIDI_MSG iImpliedMsg;
82 /* Raw data chunk */ 66
83 BYTE *data; /* dynamic data block */ 67 /* Raw data chunk */
84 DWORD data_sz; 68 Uint8 *data; /* dynamic data block */
85 69 Uint32 data_sz;
86 union { 70
87 struct { 71 union
88 int iNote; 72 {
89 int iChannel; 73 struct
90 int iVolume; 74 {
91 } NoteOn; 75 int iNote;
92 struct { 76 int iChannel;
93 int iNote; 77 int iVolume;
94 int iChannel; 78 } NoteOn;
95 } NoteOff; 79 struct
96 struct { 80 {
97 int iNote; 81 int iNote;
98 int iChannel; 82 int iChannel;
99 int iPressure; 83 } NoteOff;
100 } NoteKeyPressure; 84 struct
101 struct { 85 {
102 int iChannel; 86 int iNote;
103 tMIDI_CC iControl; 87 int iChannel;
104 int iParam; 88 int iPressure;
105 } NoteParameter; 89 } NoteKeyPressure;
106 struct { 90 struct
107 int iChannel; 91 {
108 int iProgram; 92 int iChannel;
109 } ChangeProgram; 93 tMIDI_CC iControl;
110 struct { 94 int iParam;
111 int iChannel; 95 } NoteParameter;
112 int iPressure; 96 struct
113 } ChangePressure; 97 {
114 struct { 98 int iChannel;
115 int iChannel; 99 int iProgram;
116 int iPitch; 100 } ChangeProgram;
117 } PitchWheel; 101 struct
118 struct { 102 {
119 tMIDI_META iType; 103 int iChannel;
120 union { 104 int iPressure;
121 int iMIDIPort; 105 } ChangePressure;
122 int iSequenceNumber; 106 struct
123 struct { 107 {
124 BYTE *pData; 108 int iChannel;
125 } Text; 109 int iPitch;
126 struct { 110 } PitchWheel;
127 int iBPM; 111 struct
128 } Tempo; 112 {
129 struct { 113 tMIDI_META iType;
130 int iHours, iMins; 114 union
131 int iSecs, iFrames,iFF; 115 {
132 } SMPTE; 116 int iMIDIPort;
133 struct { 117 int iSequenceNumber;
134 tMIDI_KEYSIG iKey; 118 struct
135 } KeySig; 119 {
136 struct { 120 Uint8 *pData;
137 int iNom, iDenom; 121 } Text;
138 } TimeSig; 122 struct
139 struct { 123 {
140 BYTE *pData; 124 int iBPM;
141 int iSize; 125 } Tempo;
142 } Sequencer; 126 struct
143 } Data; 127 {
144 } MetaEvent; 128 int iHours, iMins;
145 struct { 129 int iSecs, iFrames, iFF;
146 BYTE *pData; 130 } SMPTE;
147 int iSize; 131 struct
148 } SysEx; 132 {
149 } MsgData; 133 tMIDI_KEYSIG iKey;
150 134 } KeySig;
151 /* State information - Please treat these as private*/ 135 struct
152 tMIDI_MSG iLastMsgType; 136 {
153 BYTE iLastMsgChnl; 137 int iNom, iDenom;
154 138 } TimeSig;
155 } MIDI_MSG; 139 struct
140 {
141 Uint8 *pData;
142 int iSize;
143 } Sequencer;
144 } Data;
145 } MetaEvent;
146 struct
147 {
148 Uint8 *pData;
149 int iSize;
150 } SysEx;
151 } MsgData;
152
153 /* State information - Please treat these as private */
154 tMIDI_MSG iLastMsgType;
155 Uint8 iLastMsgChnl;
156
157 } MIDI_MSG;
158
156 159
157 /* 160 /*
158 ** midiFile* Prototypes 161 ** midiFile* Prototypes
159 */ 162 */
160 MIDI_FILE *midiFileCreate(const char *pFilename, BOOL bOverwriteIfExists); 163 MIDI_FILE *midiFileCreate(const char *pFilename, BOOL bOverwriteIfExists);
161 int midiFileSetTracksDefaultChannel(MIDI_FILE *pMF, int iTrack, int iChannel); 164 int midiFileSetTracksDefaultChannel(MIDI_FILE *pMF, int iTrack,
162 int midiFileGetTracksDefaultChannel(const MIDI_FILE *pMF, int iTrack); 165 int iChannel);
163 BOOL midiFileFlushTrack(MIDI_FILE *pMF, int iTrack, BOOL bFlushToEnd, DWORD dwEndTimePos); 166 int midiFileGetTracksDefaultChannel(const MIDI_FILE *pMF, int iTrack);
164 BOOL midiFileSyncTracks(MIDI_FILE *pMF, int iTrack1, int iTrack2); 167 BOOL midiFileFlushTrack(MIDI_FILE *pMF, int iTrack, BOOL bFlushToEnd,
165 int midiFileSetPPQN(MIDI_FILE *pMF, int PPQN); 168 Uint32 dwEndTimePos);
166 int midiFileGetPPQN(const MIDI_FILE *pMF); 169 BOOL midiFileSyncTracks(MIDI_FILE *pMF, int iTrack1, int iTrack2);
167 int midiFileSetVersion(MIDI_FILE *pMF, int iVersion); 170 int midiFileSetPPQN(MIDI_FILE *pMF, int PPQN);
168 int midiFileGetVersion(const MIDI_FILE *pMF); 171 int midiFileGetPPQN(const MIDI_FILE *pMF);
169 MIDI_FILE *midiFileOpen(const char *pFilename); 172 int midiFileSetVersion(MIDI_FILE *pMF, int iVersion);
170 BOOL midiFileClose(MIDI_FILE *pMF); 173 int midiFileGetVersion(const MIDI_FILE *pMF);
174 MIDI_FILE *midiFileOpen(const char *pFilename);
175 BOOL midiFileClose(MIDI_FILE *pMF);
171 176
172 /* 177 /*
173 ** midiSong* Prototypes 178 ** midiSong* Prototypes
174 */ 179 */
175 BOOL midiSongAddSMPTEOffset(MIDI_FILE *pMF, int iTrack, int iHours, int iMins, int iSecs, int iFrames, int iFFrames); 180 BOOL midiSongAddSMPTEOffset(MIDI_FILE *pMF, int iTrack, int iHours,
176 BOOL midiSongAddSimpleTimeSig(MIDI_FILE *pMF, int iTrack, int iNom, int iDenom); 181 int iMins, int iSecs, int iFrames, int iFFrames);
177 BOOL midiSongAddTimeSig(MIDI_FILE *pMF, int iTrack, int iNom, int iDenom, int iClockInMetroTick, int iNotated32nds); 182 BOOL midiSongAddSimpleTimeSig(MIDI_FILE *pMF, int iTrack, int iNom,
178 BOOL midiSongAddKeySig(MIDI_FILE *pMF, int iTrack, tMIDI_KEYSIG iKey); 183 int iDenom);
179 BOOL midiSongAddTempo(MIDI_FILE *pMF, int iTrack, int iTempo); 184 BOOL midiSongAddTimeSig(MIDI_FILE *pMF, int iTrack, int iNom, int iDenom,
180 BOOL midiSongAddMIDIPort(MIDI_FILE *pMF, int iTrack, int iPort); 185 int iClockInMetroTick, int iNotated32nds);
181 BOOL midiSongAddEndSequence(MIDI_FILE *pMF, int iTrack); 186 BOOL midiSongAddKeySig(MIDI_FILE *pMF, int iTrack, tMIDI_KEYSIG iKey);
187 BOOL midiSongAddTempo(MIDI_FILE *pMF, int iTrack, int iTempo);
188 BOOL midiSongAddMIDIPort(MIDI_FILE *pMF, int iTrack, int iPort);
189 BOOL midiSongAddEndSequence(MIDI_FILE *pMF, int iTrack);
182 190
183 /* 191 /*
184 ** midiTrack* Prototypes 192 ** midiTrack* Prototypes
185 */ 193 */
186 BOOL midiTrackAddRaw(MIDI_FILE *pMF, int iTrack, int iDataSize, const BYTE *pData, BOOL bMovePtr, int iDeltaTime); 194 BOOL midiTrackAddRaw(MIDI_FILE *pMF, int iTrack, int iDataSize,
187 BOOL midiTrackIncTime(MIDI_FILE *pMF, int iTrack, int iDeltaTime, BOOL bOverridePPQN); 195 const Uint8 * pData, BOOL bMovePtr, int iDeltaTime);
188 BOOL midiTrackAddText(MIDI_FILE *pMF, int iTrack, tMIDI_TEXT iType, const char *pTxt); 196 BOOL midiTrackIncTime(MIDI_FILE *pMF, int iTrack, int iDeltaTime,
189 BOOL midiTrackAddMsg(MIDI_FILE *pMF, int iTrack, tMIDI_MSG iMsg, int iParam1, int iParam2); 197 BOOL bOverridePPQN);
190 BOOL midiTrackSetKeyPressure(MIDI_FILE *pMF, int iTrack, int iNote, int iAftertouch); 198 BOOL midiTrackAddText(MIDI_FILE *pMF, int iTrack, tMIDI_TEXT iType,
191 BOOL midiTrackAddControlChange(MIDI_FILE *pMF, int iTrack, tMIDI_CC iCCType, int iParam); 199 const char *pTxt);
192 BOOL midiTrackAddProgramChange(MIDI_FILE *pMF, int iTrack, int iInstrPatch); 200 BOOL midiTrackAddMsg(MIDI_FILE *pMF, int iTrack, tMIDI_MSG iMsg, int iParam1,
193 BOOL midiTrackChangeKeyPressure(MIDI_FILE *pMF, int iTrack, int iDeltaPressure); 201 int iParam2);
194 BOOL midiTrackSetPitchWheel(MIDI_FILE *pMF, int iTrack, int iWheelPos); 202 BOOL midiTrackSetKeyPressure(MIDI_FILE *pMF, int iTrack, int iNote,
195 BOOL midiTrackAddNote(MIDI_FILE *pMF, int iTrack, int iNote, int iLength, int iVol, BOOL bAutoInc, BOOL bOverrideLength); 203 int iAftertouch);
196 BOOL midiTrackAddRest(MIDI_FILE *pMF, int iTrack, int iLength, BOOL bOverridePPQN); 204 BOOL midiTrackAddControlChange(MIDI_FILE *pMF, int iTrack, tMIDI_CC iCCType,
197 BOOL midiTrackGetEndPos(MIDI_FILE *pMF, int iTrack); 205 int iParam);
206 BOOL midiTrackAddProgramChange(MIDI_FILE *pMF, int iTrack, int iInstrPatch);
207 BOOL midiTrackChangeKeyPressure(MIDI_FILE *pMF, int iTrack,
208 int iDeltaPressure);
209 BOOL midiTrackSetPitchWheel(MIDI_FILE *pMF, int iTrack, int iWheelPos);
210 BOOL midiTrackAddNote(MIDI_FILE *pMF, int iTrack, int iNote, int iLength,
211 int iVol, BOOL bAutoInc, BOOL bOverrideLength);
212 BOOL midiTrackAddRest(MIDI_FILE *pMF, int iTrack, int iLength,
213 BOOL bOverridePPQN);
214 BOOL midiTrackGetEndPos(MIDI_FILE *pMF, int iTrack);
198 215
199 /* 216 /*
200 ** midiRead* Prototypes 217 ** midiRead* Prototypes
201 */ 218 */
202 int midiReadGetNumTracks(const MIDI_FILE *pMF); 219 int midiReadGetNumTracks(const MIDI_FILE *pMF);
203 BOOL midiReadGetNextMessage(const MIDI_FILE *pMF, int iTrack, MIDI_MSG *pMsg); 220 BOOL midiReadGetNextMessage(const MIDI_FILE *pMF, int iTrack,
204 void midiReadInitMessage(MIDI_MSG *pMsg); 221 MIDI_MSG * pMsg);
205 void midiReadFreeMessage(MIDI_MSG *pMsg); 222 void midiReadInitMessage(MIDI_MSG * pMsg);
223 void midiReadFreeMessage(MIDI_MSG * pMsg);
206 224
207 225
208 #endif /* _MIDIFILE_H */ 226 #endif /* _MIDIFILE_H */
209