142 lines
6.5 KiB
C
142 lines
6.5 KiB
C
/* FluidSynth - A Software Synthesizer
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*
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* Copyright (C) 2003 Peter Hanappe and others.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public License
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* as published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA
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*/
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#ifndef _FLUIDSYNTH_MIDI_H
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#define _FLUIDSYNTH_MIDI_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @file midi.h
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* @brief Functions for MIDI events, drivers and MIDI file playback.
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*/
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FLUIDSYNTH_API fluid_midi_event_t* new_fluid_midi_event(void);
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FLUIDSYNTH_API int delete_fluid_midi_event(fluid_midi_event_t* event);
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FLUIDSYNTH_API int fluid_midi_event_set_type(fluid_midi_event_t* evt, int type);
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FLUIDSYNTH_API int fluid_midi_event_get_type(fluid_midi_event_t* evt);
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FLUIDSYNTH_API int fluid_midi_event_set_channel(fluid_midi_event_t* evt, int chan);
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FLUIDSYNTH_API int fluid_midi_event_get_channel(fluid_midi_event_t* evt);
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FLUIDSYNTH_API int fluid_midi_event_get_key(fluid_midi_event_t* evt);
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FLUIDSYNTH_API int fluid_midi_event_set_key(fluid_midi_event_t* evt, int key);
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FLUIDSYNTH_API int fluid_midi_event_get_velocity(fluid_midi_event_t* evt);
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FLUIDSYNTH_API int fluid_midi_event_set_velocity(fluid_midi_event_t* evt, int vel);
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FLUIDSYNTH_API int fluid_midi_event_get_control(fluid_midi_event_t* evt);
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FLUIDSYNTH_API int fluid_midi_event_set_control(fluid_midi_event_t* evt, int ctrl);
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FLUIDSYNTH_API int fluid_midi_event_get_value(fluid_midi_event_t* evt);
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FLUIDSYNTH_API int fluid_midi_event_set_value(fluid_midi_event_t* evt, int val);
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FLUIDSYNTH_API int fluid_midi_event_get_program(fluid_midi_event_t* evt);
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FLUIDSYNTH_API int fluid_midi_event_set_program(fluid_midi_event_t* evt, int val);
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FLUIDSYNTH_API int fluid_midi_event_get_pitch(fluid_midi_event_t* evt);
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FLUIDSYNTH_API int fluid_midi_event_set_pitch(fluid_midi_event_t* evt, int val);
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FLUIDSYNTH_API int fluid_midi_event_set_sysex(fluid_midi_event_t* evt, void *data,
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int size, int dynamic);
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/**
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* MIDI router rule type.
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* @since 1.1.0
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*/
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typedef enum
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{
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FLUID_MIDI_ROUTER_RULE_NOTE, /**< MIDI note rule */
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FLUID_MIDI_ROUTER_RULE_CC, /**< MIDI controller rule */
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FLUID_MIDI_ROUTER_RULE_PROG_CHANGE, /**< MIDI program change rule */
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FLUID_MIDI_ROUTER_RULE_PITCH_BEND, /**< MIDI pitch bend rule */
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FLUID_MIDI_ROUTER_RULE_CHANNEL_PRESSURE, /**< MIDI channel pressure rule */
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FLUID_MIDI_ROUTER_RULE_KEY_PRESSURE, /**< MIDI key pressure rule */
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FLUID_MIDI_ROUTER_RULE_COUNT /**< Total count of rule types */
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} fluid_midi_router_rule_type;
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/**
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* Generic callback function for MIDI events.
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* @param data User defined data pointer
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* @param event The MIDI event
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* @return Should return #FLUID_OK on success, #FLUID_FAILED otherwise
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*
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* Will be used between
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* - MIDI driver and MIDI router
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* - MIDI router and synth
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* to communicate events.
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* In the not-so-far future...
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*/
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typedef int (*handle_midi_event_func_t)(void* data, fluid_midi_event_t* event);
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FLUIDSYNTH_API fluid_midi_router_t* new_fluid_midi_router(fluid_settings_t* settings,
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handle_midi_event_func_t handler,
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void* event_handler_data);
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FLUIDSYNTH_API int delete_fluid_midi_router(fluid_midi_router_t* handler);
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FLUIDSYNTH_API int fluid_midi_router_set_default_rules (fluid_midi_router_t *router);
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FLUIDSYNTH_API int fluid_midi_router_clear_rules (fluid_midi_router_t *router);
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FLUIDSYNTH_API int fluid_midi_router_add_rule (fluid_midi_router_t *router,
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fluid_midi_router_rule_t *rule, int type);
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FLUIDSYNTH_API fluid_midi_router_rule_t *new_fluid_midi_router_rule (void);
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FLUIDSYNTH_API void delete_fluid_midi_router_rule (fluid_midi_router_rule_t *rule);
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FLUIDSYNTH_API void fluid_midi_router_rule_set_chan (fluid_midi_router_rule_t *rule,
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int min, int max, float mul, int add);
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FLUIDSYNTH_API void fluid_midi_router_rule_set_param1 (fluid_midi_router_rule_t *rule,
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int min, int max, float mul, int add);
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FLUIDSYNTH_API void fluid_midi_router_rule_set_param2 (fluid_midi_router_rule_t *rule,
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int min, int max, float mul, int add);
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FLUIDSYNTH_API int fluid_midi_router_handle_midi_event(void* data, fluid_midi_event_t* event);
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FLUIDSYNTH_API int fluid_midi_dump_prerouter(void* data, fluid_midi_event_t* event);
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FLUIDSYNTH_API int fluid_midi_dump_postrouter(void* data, fluid_midi_event_t* event);
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FLUIDSYNTH_API
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fluid_midi_driver_t* new_fluid_midi_driver(fluid_settings_t* settings,
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handle_midi_event_func_t handler,
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void* event_handler_data);
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FLUIDSYNTH_API void delete_fluid_midi_driver(fluid_midi_driver_t* driver);
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/**
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* MIDI player status enum.
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* @since 1.1.0
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*/
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enum fluid_player_status
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{
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FLUID_PLAYER_READY, /**< Player is ready */
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FLUID_PLAYER_PLAYING, /**< Player is currently playing */
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FLUID_PLAYER_DONE /**< Player is finished playing */
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};
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FLUIDSYNTH_API fluid_player_t* new_fluid_player(fluid_synth_t* synth);
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FLUIDSYNTH_API int delete_fluid_player(fluid_player_t* player);
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FLUIDSYNTH_API int fluid_player_add(fluid_player_t* player, const char *midifile);
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FLUIDSYNTH_API int fluid_player_add_mem(fluid_player_t* player, const void *buffer, size_t len);
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FLUIDSYNTH_API int fluid_player_play(fluid_player_t* player);
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FLUIDSYNTH_API int fluid_player_stop(fluid_player_t* player);
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FLUIDSYNTH_API int fluid_player_join(fluid_player_t* player);
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FLUIDSYNTH_API int fluid_player_set_loop(fluid_player_t* player, int loop);
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FLUIDSYNTH_API int fluid_player_set_midi_tempo(fluid_player_t* player, int tempo);
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FLUIDSYNTH_API int fluid_player_set_bpm(fluid_player_t* player, int bpm);
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FLUIDSYNTH_API int fluid_player_get_status(fluid_player_t* player);
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FLUIDSYNTH_API int fluid_player_set_playback_callback(fluid_player_t* player, handle_midi_event_func_t handler, void* handler_data);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _FLUIDSYNTH_MIDI_H */
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