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/*
TiMidity -- Experimental MIDI to WAVE converter
Copyright (C) 1995 Tuukka Toivonen <toivonen@clinet.fi>
This program is free software; you can redistribute it and/or modify
it under the terms of the Perl Artistic License, available in COPYING.
*/
typedef struct {
int32
loop_start, loop_end, data_length,
sample_rate, low_freq, high_freq, root_freq;
uint8
root_tune, fine_tune;
int32
envelope_rate[7], envelope_offset[7],
modulation_rate[7], modulation_offset[7];
FLOAT_T
volume, resonance,
modEnvToFilterFc, modEnvToPitch, modLfoToFilterFc;
sample_t *data;
int32
tremolo_sweep_increment, tremolo_phase_increment,
lfo_sweep_increment, lfo_phase_increment,
vibrato_sweep_increment, vibrato_control_ratio,
cutoff_freq;
uint8
reverberation, chorusdepth,
tremolo_depth, vibrato_depth,
modes;
uint8
attenuation, freq_center;
int8
panning, note_to_use, exclusiveClass;
int16
scale_tuning, keyToModEnvHold, keyToModEnvDecay,
keyToVolEnvHold, keyToVolEnvDecay;
int32
freq_scale, vibrato_delay;
} Sample;
/* Bits in modes: */
#define MODES_16BIT (1<<0)
#define MODES_UNSIGNED (1<<1)
#define MODES_LOOPING (1<<2)
#define MODES_PINGPONG (1<<3)
#define MODES_REVERSE (1<<4)
#define MODES_SUSTAIN (1<<5)
#define MODES_ENVELOPE (1<<6)
#define MODES_FAST_RELEASE (1<<7)
#if 0
typedef struct {
int samples;
Sample *sample;
} Instrument;
#endif
#define INST_GUS 0
#define INST_SF2 1
typedef struct {
int type;
int samples;
Sample *sample;
int left_samples;
Sample *left_sample;
int right_samples;
Sample *right_sample;
unsigned char *contents;
} Instrument;
typedef struct _InstrumentLayer {
uint8 lo, hi;
int size;
Instrument *instrument;
struct _InstrumentLayer *next;
} InstrumentLayer;
struct cfg_type {
int font_code;
int num;
const char *name;
};
#define FONT_NORMAL 0
#define FONT_FFF 1
#define FONT_SBK 2
#define FONT_TONESET 3
#define FONT_DRUMSET 4
#define FONT_PRESET 5
typedef struct {
char *name;
InstrumentLayer *layer;
int font_type, sf_ix, last_used, tuning;
int note, amp, pan, strip_loop, strip_envelope, strip_tail;
} ToneBankElement;
#if 0
typedef struct {
char *name;
Instrument *instrument;
int note, amp, pan, strip_loop, strip_envelope, strip_tail;
} ToneBankElement;
#endif
/* A hack to delay instrument loading until after reading the
entire MIDI file. */
#define MAGIC_LOAD_INSTRUMENT ((InstrumentLayer *)(-1))
#define MAXPROG 128
#define MAXBANK 130
#define SFXBANK (MAXBANK-1)
#define SFXDRUM1 (MAXBANK-2)
#define SFXDRUM2 (MAXBANK-1)
#define XGDRUM 1
#if 0
typedef struct {
ToneBankElement tone[128];
} ToneBank;
#endif
typedef struct {
char *name;
ToneBankElement tone[MAXPROG];
} ToneBank;
extern char *sf_file;
extern ToneBank *tonebank[], *drumset[];
#if 0
extern Instrument *default_instrument;
#endif
extern InstrumentLayer *default_instrument;
extern int default_program;
extern int antialiasing_allowed;
extern int fast_decay;
extern int free_instruments_afterwards;
#define SPECIAL_PROGRAM -1
extern int load_missing_instruments(void);
extern void free_instruments(void);
extern void end_soundfont(void);
extern int set_default_instrument(const char *name);
extern int32 convert_tremolo_sweep(uint8 sweep);
extern int32 convert_vibrato_sweep(uint8 sweep, int32 vib_control_ratio);
extern int32 convert_tremolo_rate(uint8 rate);
extern int32 convert_vibrato_rate(uint8 rate);
extern int init_soundfont(char *fname, int oldbank, int newbank, int level);
extern InstrumentLayer *load_sbk_patch(const char *name, int gm_num, int bank, int percussion,
int panning, int amp, int note_to_use, int sf_ix);
extern int current_tune_number;
extern int max_patch_memory;
extern int current_patch_memory;
#define XMAPMAX 800
extern int xmap[XMAPMAX][5];
extern void pcmap(int *b, int *v, int *p, int *drums);
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