/usr/include/swami/libswami/SwamiMidiEvent.h is in libswami-dev 2.0.0+svn389-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* SwamiMidiEvent.h - Header for MIDI event object
*
* Swami
* Copyright (C) 1999-2010 Joshua "Element" Green <jgreen@users.sourceforge.net>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; version 2
* of the License only.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA or point your web browser to http://www.gnu.org.
*/
#ifndef __SWAMI_MIDI_EVENT_H__
#define __SWAMI_MIDI_EVENT_H__
#include <glib.h>
#include <glib-object.h>
typedef struct _SwamiMidiEvent SwamiMidiEvent;
typedef struct _SwamiMidiEventNote SwamiMidiEventNote;
typedef struct _SwamiMidiEventControl SwamiMidiEventControl;
#define SWAMI_TYPE_MIDI_EVENT (swami_midi_event_get_type ())
/* MIDI event type (in comments Control = SwamiMidiEventControl and
Note = SwamiMidiEventNote) */
typedef enum
{
SWAMI_MIDI_NONE, /* NULL event */
SWAMI_MIDI_NOTE, /* a note interval (Note) */
SWAMI_MIDI_NOTE_ON, /* note on event (Note) */
SWAMI_MIDI_NOTE_OFF, /* note off event (Note) */
SWAMI_MIDI_KEY_PRESSURE, /* key pressure (Note) */
SWAMI_MIDI_PITCH_BEND, /* pitch bend event -8192 - 8191 (Control) */
SWAMI_MIDI_PROGRAM_CHANGE, /* program change (Control) */
SWAMI_MIDI_CONTROL, /* 7 bit controller (Control) */
SWAMI_MIDI_CONTROL14, /* 14 bit controller (Control) */
SWAMI_MIDI_CHAN_PRESSURE, /* channel pressure (Control) */
SWAMI_MIDI_RPN, /* registered param (Control) */
SWAMI_MIDI_NRPN, /* non registered param (Control) */
/* these are used as a convenience for swami_midi_event_set() but they
should not appear in the event type field, they are handled by other
events above */
SWAMI_MIDI_BEND_RANGE,
SWAMI_MIDI_BANK_SELECT
} SwamiMidiEventType;
/* structure defining parameters of a note event */
struct _SwamiMidiEventNote
{
guint8 note;
guint8 velocity; /* _NOTE_ON, _NOTE_OFF, _KEY_PRESSURE, or _NOTE events */
guint8 off_velocity; /* _NOTE event only */
guint8 unused;
guint duration; /* for SWAMI_MIDI_NOTE event only */
};
/* some standard General MIDI custom controllers */
#define SWAMI_MIDI_CC_BANK_MSB 0
#define SWAMI_MIDI_CC_MODULATION 1
#define SWAMI_MIDI_CC_VOLUME 7
#define SWAMI_MIDI_CC_PAN 10
#define SWAMI_MIDI_CC_EXPRESSION 11
#define SWAMI_MIDI_CC_BANK_LSB 32
#define SWAMI_MIDI_CC_SUSTAIN 64
#define SWAMI_MIDI_CC_REVERB 91
#define SWAMI_MIDI_CC_CHORUS 93
/* standard registered parameter numbers */
#define SWAMI_MIDI_RPN_BEND_RANGE 0
#define SWAMI_MIDI_RPN_MASTER_TUNE 1
struct _SwamiMidiEventControl
{
guint param; /* control number */
int value; /* control value */
};
struct _SwamiMidiEvent
{
SwamiMidiEventType type;
int channel; /* most events send on a specific MIDI channel */
union
{
SwamiMidiEventNote note;
SwamiMidiEventControl control;
} data;
};
GType swami_midi_event_get_type (void);
SwamiMidiEvent *swami_midi_event_new (void);
void swami_midi_event_free (SwamiMidiEvent *event);
SwamiMidiEvent *swami_midi_event_copy (SwamiMidiEvent *event);
void swami_midi_event_set (SwamiMidiEvent *event, SwamiMidiEventType type,
int channel, int param1, int param2);
void swami_midi_event_note_on (SwamiMidiEvent *event, int channel,
int note, int velocity);
void swami_midi_event_note_off (SwamiMidiEvent *event, int channel,
int note, int velocity);
void swami_midi_event_bank_select (SwamiMidiEvent *event, int channel,
int bank);
void swami_midi_event_program_change (SwamiMidiEvent *event, int channel,
int program);
void swami_midi_event_bend_range (SwamiMidiEvent *event, int channel,
int cents);
void swami_midi_event_pitch_bend (SwamiMidiEvent *event, int channel,
int value);
void swami_midi_event_control (SwamiMidiEvent *event, int channel,
int ctrlnum, int value);
void swami_midi_event_control14 (SwamiMidiEvent *event, int channel,
int ctrlnum, int value);
void swami_midi_event_rpn (SwamiMidiEvent *event, int channel, int paramnum,
int value);
void swami_midi_event_nrpn (SwamiMidiEvent *event, int channel, int paramnum,
int value);
#endif
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