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/* FluidSynth - A Software Synthesizer
*
* Copyright (C) 2003 Peter Hanappe and others.
*
* SoundFont loading code borrowed from Smurf SoundFont Editor by Josh Green
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA
*/
#ifndef _FLUID_DEFSFONT_H
#define _FLUID_DEFSFONT_H
#include "fluidsynth.h"
#include "fluidsynth_priv.h"
#include "fluid_sffile.h"
#include "fluid_list.h"
#include "fluid_mod.h"
#include "fluid_gen.h"
/*-----------------------------------sfont.h----------------------------*/
#define SF_SAMPMODES_LOOP 1
#define SF_SAMPMODES_UNROLL 2
#define SF_MIN_SAMPLERATE 400
#define SF_MAX_SAMPLERATE 50000
#define SF_MIN_SAMPLE_LENGTH 32
/***************************************************************
*
* FORWARD DECLARATIONS
*/
typedef struct _fluid_defsfont_t fluid_defsfont_t;
typedef struct _fluid_defpreset_t fluid_defpreset_t;
typedef struct _fluid_preset_zone_t fluid_preset_zone_t;
typedef struct _fluid_inst_t fluid_inst_t;
typedef struct _fluid_inst_zone_t fluid_inst_zone_t; /**< Soundfont Instrument Zone */
typedef struct _fluid_voice_zone_t fluid_voice_zone_t;
/* defines the velocity and key range for a zone */
struct _fluid_zone_range_t
{
int keylo;
int keyhi;
int vello;
int velhi;
unsigned char ignore; /* set to TRUE for legato playing to ignore this range zone */
};
/* Stored on a preset zone to keep track of the inst zones that could start a voice
* and their combined preset zone/instument zone ranges */
struct _fluid_voice_zone_t
{
fluid_inst_zone_t *inst_zone;
fluid_zone_range_t range;
};
/*
Public interface
*/
fluid_sfont_t *fluid_defsfloader_load(fluid_sfloader_t *loader, const char *filename);
int fluid_defsfont_sfont_delete(fluid_sfont_t *sfont);
const char *fluid_defsfont_sfont_get_name(fluid_sfont_t *sfont);
fluid_preset_t *fluid_defsfont_sfont_get_preset(fluid_sfont_t *sfont, int bank, int prenum);
void fluid_defsfont_sfont_iteration_start(fluid_sfont_t *sfont);
fluid_preset_t *fluid_defsfont_sfont_iteration_next(fluid_sfont_t *sfont);
void fluid_defpreset_preset_delete(fluid_preset_t *preset);
const char *fluid_defpreset_preset_get_name(fluid_preset_t *preset);
int fluid_defpreset_preset_get_banknum(fluid_preset_t *preset);
int fluid_defpreset_preset_get_num(fluid_preset_t *preset);
int fluid_defpreset_preset_noteon(fluid_preset_t *preset, fluid_synth_t *synth, int chan, int key, int vel);
int fluid_zone_inside_range(fluid_zone_range_t *zone_range, int key, int vel);
/*
* fluid_defsfont_t
*/
struct _fluid_defsfont_t
{
const fluid_file_callbacks_t *fcbs; /* the file callbacks used to load this Soundfont */
char *filename; /* the filename of this soundfont */
unsigned int samplepos; /* the position in the file at which the sample data starts */
unsigned int samplesize; /* the size of the sample data in bytes */
short *sampledata; /* the sample data, loaded in ram */
unsigned int sample24pos; /* position within sffd of the sm24 chunk, set to zero if no 24 bit sample support */
unsigned int sample24size; /* length within sffd of the sm24 chunk */
char *sample24data; /* if not NULL, the least significant byte of the 24bit sample data, loaded in ram */
fluid_sfont_t *sfont; /* pointer to parent sfont */
fluid_list_t *sample; /* the samples in this soundfont */
fluid_list_t *preset; /* the presets of this soundfont */
fluid_list_t *inst; /* the instruments of this soundfont */
int mlock; /* Should we try memlock (avoid swapping)? */
int dynamic_samples; /* Enables dynamic sample loading if set */
fluid_list_t *preset_iter_cur; /* the current preset in the iteration */
};
fluid_defsfont_t *new_fluid_defsfont(fluid_settings_t *settings);
int delete_fluid_defsfont(fluid_defsfont_t *defsfont);
int fluid_defsfont_load(fluid_defsfont_t *defsfont, const fluid_file_callbacks_t *file_callbacks, const char *file);
const char *fluid_defsfont_get_name(fluid_defsfont_t *defsfont);
fluid_preset_t *fluid_defsfont_get_preset(fluid_defsfont_t *defsfont, int bank, int prenum);
void fluid_defsfont_iteration_start(fluid_defsfont_t *defsfont);
fluid_preset_t *fluid_defsfont_iteration_next(fluid_defsfont_t *defsfont);
int fluid_defsfont_load_sampledata(fluid_defsfont_t *defsfont, SFData *sfdata, fluid_sample_t *sample);
int fluid_defsfont_load_all_sampledata(fluid_defsfont_t *defsfont, SFData *sfdata);
int fluid_defsfont_add_sample(fluid_defsfont_t *defsfont, fluid_sample_t *sample);
int fluid_defsfont_add_preset(fluid_defsfont_t *defsfont, fluid_defpreset_t *defpreset);
/*
* fluid_preset_t
*/
struct _fluid_defpreset_t
{
fluid_defpreset_t *next;
char name[21]; /* the name of the preset */
unsigned int bank; /* the bank number */
unsigned int num; /* the preset number */
fluid_preset_zone_t *global_zone; /* the global zone of the preset */
fluid_preset_zone_t *zone; /* the chained list of preset zones */
};
fluid_defpreset_t *new_fluid_defpreset(void);
void delete_fluid_defpreset(fluid_defpreset_t *defpreset);
fluid_defpreset_t *fluid_defpreset_next(fluid_defpreset_t *defpreset);
int fluid_defpreset_import_sfont(fluid_defpreset_t *defpreset, SFPreset *sfpreset, fluid_defsfont_t *defsfont);
int fluid_defpreset_set_global_zone(fluid_defpreset_t *defpreset, fluid_preset_zone_t *zone);
int fluid_defpreset_add_zone(fluid_defpreset_t *defpreset, fluid_preset_zone_t *zone);
fluid_preset_zone_t *fluid_defpreset_get_zone(fluid_defpreset_t *defpreset);
fluid_preset_zone_t *fluid_defpreset_get_global_zone(fluid_defpreset_t *defpreset);
int fluid_defpreset_get_banknum(fluid_defpreset_t *defpreset);
int fluid_defpreset_get_num(fluid_defpreset_t *defpreset);
const char *fluid_defpreset_get_name(fluid_defpreset_t *defpreset);
int fluid_defpreset_noteon(fluid_defpreset_t *defpreset, fluid_synth_t *synth, int chan, int key, int vel);
/*
* fluid_preset_zone
*/
struct _fluid_preset_zone_t
{
fluid_preset_zone_t *next;
char *name;
fluid_inst_t *inst;
fluid_list_t *voice_zone;
fluid_zone_range_t range;
fluid_gen_t gen[GEN_LAST];
fluid_mod_t *mod; /* List of modulators */
};
fluid_preset_zone_t *new_fluid_preset_zone(char *name);
void delete_fluid_list_mod(fluid_mod_t *mod);
void delete_fluid_preset_zone(fluid_preset_zone_t *zone);
fluid_preset_zone_t *fluid_preset_zone_next(fluid_preset_zone_t *zone);
int fluid_preset_zone_import_sfont(fluid_preset_zone_t *zone, SFZone *sfzone, fluid_defsfont_t *defssfont);
fluid_inst_t *fluid_preset_zone_get_inst(fluid_preset_zone_t *zone);
/*
* fluid_inst_t
*/
struct _fluid_inst_t
{
char name[21];
int source_idx; /* Index of instrument in source Soundfont */
fluid_inst_zone_t *global_zone;
fluid_inst_zone_t *zone;
};
fluid_inst_t *new_fluid_inst(void);
fluid_inst_t *fluid_inst_import_sfont(SFInst *sfinst, fluid_defsfont_t *defsfont);
void delete_fluid_inst(fluid_inst_t *inst);
int fluid_inst_set_global_zone(fluid_inst_t *inst, fluid_inst_zone_t *zone);
int fluid_inst_add_zone(fluid_inst_t *inst, fluid_inst_zone_t *zone);
fluid_inst_zone_t *fluid_inst_get_zone(fluid_inst_t *inst);
fluid_inst_zone_t *fluid_inst_get_global_zone(fluid_inst_t *inst);
/*
* fluid_inst_zone_t
*/
struct _fluid_inst_zone_t
{
fluid_inst_zone_t *next;
char *name;
fluid_sample_t *sample;
fluid_zone_range_t range;
fluid_gen_t gen[GEN_LAST];
fluid_mod_t *mod; /* List of modulators */
};
fluid_inst_zone_t *new_fluid_inst_zone(char *name);
void delete_fluid_inst_zone(fluid_inst_zone_t *zone);
fluid_inst_zone_t *fluid_inst_zone_next(fluid_inst_zone_t *zone);
int fluid_inst_zone_import_sfont(fluid_inst_zone_t *inst_zone, SFZone *sfzone, fluid_defsfont_t *defsfont);
fluid_sample_t *fluid_inst_zone_get_sample(fluid_inst_zone_t *zone);
int fluid_sample_import_sfont(fluid_sample_t *sample, SFSample *sfsample, fluid_defsfont_t *defsfont);
int fluid_sample_in_rom(fluid_sample_t *sample);
#endif /* _FLUID_SFONT_H */
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