MusicPlayer::MusicPlayer()
{
/* Create the settings. */
this->settings = new_fluid_settings();
fluid_sfloader_t* loader;
/* Change the settings if necessary*/
fluid_settings_setstr(this->settings, "synth.reverb.active", "yes");
fluid_settings_setstr(this->settings, "synth.chorus.active", "no");
fluid_settings_setstr(this->settings, "synth.midi-bank-select", "mma");
fluid_settings_setint(this->settings, "synth.midi-channels", 48);
fluid_settings_setstr(this->settings, "player.timing-source", "system");
/* Create the synthesizer. */
this->synth = new_fluid_synth(this->settings);
// allocate and add our custom memory sfont loader
loader = new_memsfloader(settings);
if (loader == NULL) {
FLUID_LOG(FLUID_WARN, "Failed to create the default SoundFont loader");
} else {
fluid_synth_add_sfloader(synth, loader);
}
// fluid_synth_set_reverb(synth, 0.5, 0.8, FLUID_REVERB_DEFAULT_WIDTH, 0.5);
fluid_synth_set_reverb(this->synth, 0.7, 0.8, 0.9, 0.4);
//fluid_synth_set_interp_method(synth, -1, FLUID_INTERP_NONE);
// this->player = new_vgmtrans_fluid_player(this->synth);
// fluid_player_set_playback_callback(this->player, &midi_event_callback, this->synth);
}
FluidSynthSoundController::FluidSynthSoundController(QObject *parent)
: Minuet::ISoundController(parent),
m_audioDriver(0),
m_sequencer(0),
m_song(0)
{
m_tempo = 60;
m_settings = new_fluid_settings();
fluid_settings_setstr(m_settings, "synth.reverb.active", "no");
fluid_settings_setstr(m_settings, "synth.chorus.active", "no");
m_synth = new_fluid_synth(m_settings);
fluid_synth_cc(m_synth, 1, 100, 0);
#ifdef Q_OS_LINUX
int fluid_res = fluid_synth_sfload(m_synth, QStandardPaths::locate(QStandardPaths::AppDataLocation, QStringLiteral("soundfonts/GeneralUser-v1.47.sf2")).toLatin1(), 1);
#endif
#ifdef Q_OS_WIN
int fluid_res = fluid_synth_sfload(m_synth, QStandardPaths::locate(QStandardPaths::AppDataLocation, QStringLiteral("minuet/soundfonts/GeneralUser-v1.47.sf2")).toLatin1(), 1);
#endif
if (fluid_res == FLUID_FAILED)
qDebug() << "Error when loading soundfont!";
resetEngine();
}
bool init(MidiFormat format, const char* patchLoc)
{
free();
s_mutex = Mutex::create();
s_midiFormat = format;
if (s_midiFormat == MFMT_GUS_PATCH)
{
s_volume = c_volumeScale[0];
s_sampleRate = 32072.0;
if (WildMidi_Init(patchLoc, 32072, WM_MO_ENHANCED_RESAMPLING) >= 0)
{
s_initialized = true;
WildMidi_MasterVolume(100);
return true;
}
}
else if (s_midiFormat == MFMT_SOUND_FONT)
{
s_volume = c_volumeScale[1];
if (!loadFluidsythDLL())
{
LOG( LOG_ERROR, "cannot find or load the \"libfluidsynth\" dynamic library." );
return false;
}
s_fluidSettings = new_fluid_settings();
fluid_settings_setstr(s_fluidSettings, "player.timing-source", "sample");
fluid_settings_setstr(s_fluidSettings, "synth.lock-memory", 0);
fluid_settings_setstr(s_fluidSettings, "synth.chorus-active", "0");
s_fluidSynth = new_fluid_synth(s_fluidSettings);
if (fluid_synth_sfload(s_fluidSynth, patchLoc, 1) < 0)
{
LOG( LOG_ERROR, "cannot load sound font \"%s\"", patchLoc );
unloadFluidsynthDLL();
return false;
}
s_fluidSeq = new_fluid_sequencer2(false);
fluid_sequencer_register_fluidsynth(s_fluidSeq, s_fluidSynth);
fluid_settings_getnum(s_fluidSettings, "synth.sample-rate", &s_sampleRate);
s_initialized = true;
s_fluidPlayer = new_fluid_player(s_fluidSynth);
return true;
}
return false;
}
void SetupSynth()
{
fluidSettings = new_fluid_settings();
if(fluidSettings)
{
fluid_settings_setnum(fluidSettings, "synth.gain", 0.5);
fluid_settings_setstr(fluidSettings, "synth.reverb.active", "yes");
fluid_settings_setstr(fluidSettings, "synth.chorus.active", "yes");
fluid_settings_setint(fluidSettings, "synth.polyphony", 256);
fluid_settings_setnum(fluidSettings, "synth.sample-rate", (double)sampleRate);
fluidSynth = new_fluid_synth(fluidSettings);
}
}
/* Process a command line option -o setting=value, for example: -o synth.polyhony=16 */
void process_o_cmd_line_option(fluid_settings_t* settings, char* optarg)
{
char* val;
int hints;
int ival;
for (val = optarg; *val != '\0'; val++) {
if (*val == '=') {
*val++ = 0;
break;
}
}
/* did user request list of settings */
if (strcmp (optarg, "help") == 0)
{
option_help = 1;
return;
}
switch(fluid_settings_get_type(settings, optarg)){
case FLUID_NUM_TYPE:
if (!fluid_settings_setnum (settings, optarg, atof (val)))
{
fprintf (stderr, "Failed to set floating point parameter '%s'\n", optarg);
exit (1);
}
break;
case FLUID_INT_TYPE:
hints = fluid_settings_get_hints (settings, optarg);
if (hints & FLUID_HINT_TOGGLED)
{
if (FLUID_STRCMP (val, "yes") == 0 || FLUID_STRCMP (val, "True") == 0
|| FLUID_STRCMP (val, "TRUE") == 0 || FLUID_STRCMP (val, "true") == 0
|| FLUID_STRCMP (val, "T") == 0)
ival = 1;
else ival = atoi (val);
}
else ival = atoi (val);
if (!fluid_settings_setint (settings, optarg, ival))
{
fprintf (stderr, "Failed to set integer parameter '%s'\n", optarg);
exit (1);
}
break;
case FLUID_STR_TYPE:
if (!fluid_settings_setstr (settings, optarg, val))
{
fprintf (stderr, "Failed to set string parameter '%s'\n", optarg);
exit (1);
}
break;
default:
fprintf (stderr, "Setting parameter '%s' not found\n", optarg);
exit (1);
}
}
void MidiDriver_FluidSynth::setStr(const char *name, const char *val) {
char *name2 = strdup(name);
char *val2 = strdup(val);
fluid_settings_setstr(_settings, name2, val2);
free(name2);
free(val2);
}
void MidiDriver_FluidSynth::setStr(const char *name, const char *val) {
char *name2 = scumm_strdup(name);
char *val2 = scumm_strdup(val);
fluid_settings_setstr(_settings, name2, val2);
delete[] name2;
delete[] val2;
}
FluidSynth* fluidsynth_new() {
fluid_settings_t* settings = new_fluid_settings();
FluidSynth* synth = new_fluid_synth(settings);
fluid_synth_program_change(synth, 0, 4);
fluid_settings_setstr(settings, "audio.driver", audio_driver());
new_fluid_audio_driver(settings, synth);
fluid_synth_sfload(synth, "FluidR3_GM.sf2", 1);
return synth;
}
void FluidSynthMidiDriver::setStr(const char *name, const char *val) {
//char *name2 = strdup(name);
//char *val2 = strdup(val);
char *name2 = const_cast<char*>(name);
char *val2 = const_cast<char*>(val);
fluid_settings_setstr(_settings, name2, val2);
//std::free(name2);
//std::free(val2);
}
int main(int argc, char** argv)
{
fluid_settings_t* settings;
fluid_synth_t* synth;
fluid_audio_driver_t* adriver1, *adriver2, *adriver3;
int sfont_id;
int i, key;
/* Create the settings. */
settings = new_fluid_settings();
/* Change the settings if necessary*/
/* Create the synthesizer. */
synth = new_fluid_synth(settings);
/* Create the audio driver. The synthesizer starts playing as soon
as the driver is created. */
adriver1 = new_fluid_audio_driver(settings, synth);
fluid_settings_setstr(settings, "audio.driver", "pulseaudio");
adriver2 = new_fluid_audio_driver(settings, synth);
fluid_settings_setstr(settings, "audio.driver", "alsa");
adriver3 = new_fluid_audio_driver(settings, synth);
/* Load a SoundFont and reset presets (so that new instruments
* get used from the SoundFont) */
sfont_id = fluid_synth_sfload(synth, "/usr/share/soundfonts/SGM-V2.01.sf2", 1);
/* Initialize the random number generator */
srand(time(NULL));
for (i = 0; i < 12; i++) {
/* Generate a random key */
key = 60 + (int) (12.0f * rand() / (float) RAND_MAX);
/* Play a note */
fluid_synth_noteon(synth, 0, key, 80);
/* Sleep for 1 second */
sleep(1);
/* Stop the note */
fluid_synth_noteoff(synth, 0, key);
}
/* Clean up */
delete_fluid_audio_driver(adriver1);
delete_fluid_audio_driver(adriver2);
delete_fluid_audio_driver(adriver3);
delete_fluid_synth(synth);
delete_fluid_settings(settings);
return 0;
}
const char *MusicDriver_FluidSynth::Start(const char * const *param)
{
const char *driver_name = GetDriverParam(param, "driver");
const char *sfont_name = GetDriverParam(param, "soundfont");
int sfont_id;
if (!driver_name) driver_name = "alsa";
DEBUG(driver, 1, "Fluidsynth: driver %s, sf %s", driver_name, sfont_name);
/* Create the settings. */
_midi.settings = new_fluid_settings();
if (!_midi.settings) return "Could not create midi settings";
if (fluid_settings_setstr(_midi.settings, "audio.driver", driver_name) != 1) {
return "Could not set audio driver name";
}
/* Create the synthesizer. */
_midi.synth = new_fluid_synth(_midi.settings);
if (!_midi.synth) return "Could not open synth";
/* Create the audio driver. The synthesizer starts playing as soon
as the driver is created. */
_midi.adriver = new_fluid_audio_driver(_midi.settings, _midi.synth);
if (!_midi.adriver) return "Could not open audio driver";
/* Load a SoundFont and reset presets (so that new instruments
* get used from the SoundFont) */
if (!sfont_name) {
int i;
sfont_id = FLUID_FAILED;
for (i = 0; default_sf[i]; i++) {
if (!fluid_is_soundfont(default_sf[i])) continue;
sfont_id = fluid_synth_sfload(_midi.synth, default_sf[i], 1);
if (sfont_id != FLUID_FAILED) break;
}
if (sfont_id == FLUID_FAILED) return "Could not open any sound font";
} else {
sfont_id = fluid_synth_sfload(_midi.synth, sfont_name, 1);
if (sfont_id == FLUID_FAILED) return "Could not open sound font";
}
_midi.player = NULL;
return NULL;
}
void init_midi() {
if (synth) {
return;
}
settings.reset(new_fluid_settings(), &delete_fluid_settings);
fluid_settings_setstr(settings.get(), "player.timing-source", "sample");
fluid_settings_setint(settings.get(), "synth.lock-memory", 0);
synth.reset(new_fluid_synth(settings.get()), &delete_fluid_synth);
BOOST_VERIFY(fluid_synth_sfload(synth.get(), getenv("DEFAULT_SOUNDFONT"), 1) !=
FLUID_FAILED);
double sample_rate = 0;
fluid_settings_getnum(settings.get(), "synth.sample-rate", &sample_rate);
BOOST_ASSERT(sample_rate != 0);
this->sample_rate = sample_rate;
seq.reset(new_fluid_sequencer2(false), &delete_fluid_sequencer);
BOOST_VERIFY(fluid_sequencer_register_fluidsynth(seq.get(), synth.get()) != FLUID_FAILED);
}
void init_midi() {
if (synth) {
return;
}
settings.reset(new_fluid_settings(), &delete_fluid_settings);
fluid_settings_setstr(settings.get(), "player.timing-source", "sample");
fluid_settings_setint(settings.get(), "synth.lock-memory", 0);
synth.reset(new_fluid_synth(settings.get()), &delete_fluid_synth);
if (fluid_synth_sfload(synth.get(), getenv("DEFAULT_SOUNDFONT"), 1) == FLUID_FAILED)
Output::Error("Couldn't load soundfont\n%s.", getenv("DEFAULT_SOUNDFONT"));
double sample_rate = 0;
fluid_settings_getnum(settings.get(), "synth.sample-rate", &sample_rate);
assert(sample_rate != 0);
this->sample_rate = sample_rate;
seq.reset(new_fluid_sequencer2(false), &delete_fluid_sequencer);
if (fluid_sequencer_register_fluidsynth(seq.get(), synth.get()) == FLUID_FAILED)
Output::Error("Couldn't initialize MIDI playback.");
}
int main(int argc, char** argv)
{
int i;
fluid_settings_t* settings;
fluid_synth_t* synth;
fluid_player_t* player;
fluid_audio_driver_t* adriver;
settings = new_fluid_settings();
fluid_settings_setstr(settings, "audio.driver", "alsa");
fluid_settings_setint(settings, "synth.polyphony", 64);
synth = new_fluid_synth(settings);
player = new_fluid_player(synth);
/* Set the MIDI event callback to our own functions rather than the system default */
fluid_player_set_playback_callback(player, event_callback, synth);
/* Add an onload callback so we can get information from new data before it plays */
fluid_player_set_onload_callback(player, onload_callback, NULL);
adriver = new_fluid_audio_driver(settings, synth);
/* process command line arguments */
for (i = 1; i < argc; i++) {
if (fluid_is_soundfont(argv[i])) {
fluid_synth_sfload(synth, argv[1], 1);
} else {
fluid_player_add(player, argv[i]);
}
}
/* play the midi files, if any */
fluid_player_play(player);
/* wait for playback termination */
fluid_player_join(player);
/* cleanup */
delete_fluid_audio_driver(adriver);
delete_fluid_player(player);
delete_fluid_synth(synth);
delete_fluid_settings(settings);
return 0;
}
int open_sequencer(seq_context_t *seq)
{
int err;
seq->f_settings = new_fluid_settings();
seq->f_synth = new_fluid_synth(seq->f_settings);
if (seq->f_synth == NULL)
{
perror("failed: new_fluid_synth");
return FALSE;
}
err = fluid_synth_system_reset(seq->f_synth);
if (err == FLUID_FAILED)
{
perror("failed: fluid_synth_system_reset");
return FALSE;
}
fluid_settings_setstr(seq->f_settings, "audio.driver", F_AUDIO_DRIVER);
seq->f_adriver = new_fluid_audio_driver(seq->f_settings, seq->f_synth);
if (seq->f_adriver == NULL)
{
perror("failed: new_fluid_audio_driver");
return FALSE;
}
if (fluid_is_soundfont(F_SF_PATH) == FALSE)
{
perror("failed: fluid_is_soundfont");
return FALSE;
}
err = fluid_synth_sfload(seq->f_synth, F_SF_PATH, 1);
if (err == FLUID_FAILED)
{
perror("failed: fluid_synth_sfload");
return FALSE;
}
return TRUE;
}
/*
* main
*/
int main(int argc, char** argv)
{
fluid_settings_t* settings;
int arg1 = 1;
char buf[512];
int c, i;
int interactive = 1;
int midi_in = 1;
fluid_player_t* player = NULL;
fluid_midi_router_t* router = NULL;
//fluid_sequencer_t* sequencer = NULL;
fluid_midi_driver_t* mdriver = NULL;
fluid_audio_driver_t* adriver = NULL;
fluid_synth_t* synth = NULL;
fluid_server_t* server = NULL;
char* config_file = NULL;
int audio_groups = 0;
int audio_channels = 0;
int with_server = 0;
int dump = 0;
int fast_render = 0;
int connect_lash = 1;
char *optchars = "a:C:c:dE:f:F:G:g:hijK:L:lm:nO:o:p:R:r:sT:Vvz:";
#ifdef LASH_ENABLED
int enabled_lash = 0; /* set to TRUE if lash gets enabled */
fluid_lash_args_t *lash_args;
lash_args = fluid_lash_extract_args (&argc, &argv);
#endif
print_welcome ();
settings = new_fluid_settings();
#ifdef GETOPT_SUPPORT /* pre section of GETOPT supported argument handling */
opterr = 0;
while (1) {
int option_index = 0;
static struct option long_options[] = {
{"audio-bufcount", 1, 0, 'c'},
{"audio-bufsize", 1, 0, 'z'},
{"audio-channels", 1, 0, 'L'},
{"audio-driver", 1, 0, 'a'},
{"audio-file-endian", 1, 0, 'E'},
{"audio-file-format", 1, 0, 'O'},
{"audio-file-type", 1, 0, 'T'},
{"audio-groups", 1, 0, 'G'},
{"chorus", 1, 0, 'C'},
{"connect-jack-outputs", 0, 0, 'j'},
{"disable-lash", 0, 0, 'l'},
{"dump", 0, 0, 'd'},
{"fast-render", 1, 0, 'F'},
{"gain", 1, 0, 'g'},
{"help", 0, 0, 'h'},
{"load-config", 1, 0, 'f'},
{"midi-channels", 1, 0, 'K'},
{"midi-driver", 1, 0, 'm'},
{"no-midi-in", 0, 0, 'n'},
{"no-shell", 0, 0, 'i'},
{"option", 1, 0, 'o'},
{"portname", 1, 0, 'p'},
{"reverb", 1, 0, 'R'},
{"sample-rate", 1, 0, 'r'},
{"server", 0, 0, 's'},
{"verbose", 0, 0, 'v'},
{"version", 0, 0, 'V'},
{0, 0, 0, 0}
};
c = getopt_long(argc, argv, optchars, long_options, &option_index);
if (c == -1) {
break;
}
#else /* "pre" section to non getopt argument handling */
for (i = 1; i < argc; i++) {
char *optarg;
/* Skip non switch arguments (assume they are file names) */
if ((argv[i][0] != '-') || (argv[i][1] == '\0')) break;
c = argv[i][1];
optarg = strchr (optchars, c); /* find the option character in optchars */
if (optarg && optarg[1] == ':') /* colon follows if switch argument expected */
{
if (++i >= argc)
{
printf ("Option -%c requires an argument\n", c);
print_usage();
exit(0);
}
else
{
optarg = argv[i];
if (optarg[0] == '-')
{
printf ("Expected argument to option -%c found switch instead\n", c);
print_usage();
exit(0);
}
}
}
else optarg = "";
#endif
switch (c) {
#ifdef GETOPT_SUPPORT
case 0: /* shouldn't normally happen, a long option's flag is set to NULL */
printf ("option %s", long_options[option_index].name);
if (optarg) {
printf (" with arg %s", optarg);
}
printf ("\n");
break;
#endif
case 'a':
if (FLUID_STRCMP (optarg, "help") == 0)
{
printf ("-a options (audio driver):\n ");
show_settings_str_options (settings, "audio.driver");
exit (0);
}
else fluid_settings_setstr(settings, "audio.driver", optarg);
break;
case 'C':
if ((optarg != NULL) && ((strcmp(optarg, "0") == 0) || (strcmp(optarg, "no") == 0))) {
fluid_settings_setint(settings, "synth.chorus.active", FALSE);
} else {
fluid_settings_setint(settings, "synth.chorus.active", TRUE);
}
break;
case 'c':
fluid_settings_setint(settings, "audio.periods", atoi(optarg));
break;
case 'd':
fluid_settings_setint(settings, "synth.dump", TRUE);
dump = 1;
break;
case 'E':
if (FLUID_STRCMP (optarg, "help") == 0)
{
printf ("-E options (audio file byte order):\n ");
show_settings_str_options (settings, "audio.file.endian");
#if LIBSNDFILE_SUPPORT
printf ("\nauto: Use audio file format's default endian byte order\n"
"cpu: Use CPU native byte order\n");
#else
printf ("\nNOTE: No libsndfile support!\n"
"cpu: Use CPU native byte order\n");
#endif
exit (0);
}
else fluid_settings_setstr(settings, "audio.file.endian", optarg);
break;
case 'f':
config_file = optarg;
break;
case 'F':
fluid_settings_setstr(settings, "audio.file.name", optarg);
fast_render = 1;
break;
case 'G':
audio_groups = atoi(optarg);
break;
case 'g':
fluid_settings_setnum(settings, "synth.gain", atof(optarg));
break;
case 'h':
print_help(settings);
break;
case 'i':
interactive = 0;
break;
case 'j':
fluid_settings_setint(settings, "audio.jack.autoconnect", 1);
break;
case 'K':
fluid_settings_setint(settings, "synth.midi-channels", atoi(optarg));
break;
case 'L':
audio_channels = atoi(optarg);
fluid_settings_setint(settings, "synth.audio-channels", audio_channels);
break;
case 'l': /* disable LASH */
connect_lash = 0;
break;
case 'm':
if (FLUID_STRCMP (optarg, "help") == 0)
{
printf ("-m options (MIDI driver):\n ");
show_settings_str_options (settings, "midi.driver");
exit (0);
}
else fluid_settings_setstr(settings, "midi.driver", optarg);
break;
case 'n':
midi_in = 0;
break;
case 'O':
if (FLUID_STRCMP (optarg, "help") == 0)
{
printf ("-O options (audio file format):\n ");
show_settings_str_options (settings, "audio.file.format");
#if LIBSNDFILE_SUPPORT
printf ("\ns8, s16, s24, s32: Signed PCM audio of the given number of bits\n");
printf ("float, double: 32 bit and 64 bit floating point audio\n");
printf ("u8: Unsigned 8 bit audio\n");
#else
printf ("\nNOTE: No libsndfile support!\n");
#endif
exit (0);
}
else fluid_settings_setstr(settings, "audio.file.format", optarg);
break;
case 'o':
process_o_cmd_line_option(settings, optarg);
break;
case 'p' :
fluid_settings_setstr(settings, "midi.portname", optarg);
break;
case 'R':
if ((optarg != NULL) && ((strcmp(optarg, "0") == 0) || (strcmp(optarg, "no") == 0))) {
fluid_settings_setint(settings, "synth.reverb.active", FALSE);
} else {
fluid_settings_setint(settings, "synth.reverb.active", TRUE);
}
break;
case 'r':
fluid_settings_setnum(settings, "synth.sample-rate", atof(optarg));
break;
case 's':
with_server = 1;
break;
case 'T':
if (FLUID_STRCMP (optarg, "help") == 0)
{
printf ("-T options (audio file type):\n ");
show_settings_str_options (settings, "audio.file.type");
#if LIBSNDFILE_SUPPORT
printf ("\nauto: Determine type from file name extension, defaults to \"wav\"\n");
#else
printf ("\nNOTE: No libsndfile support!\n");
#endif
exit (0);
}
else fluid_settings_setstr(settings, "audio.file.type", optarg);
break;
case 'V':
printf("FluidSynth %s\n", VERSION);
exit (0);
break;
case 'v':
fluid_settings_setint(settings, "synth.verbose", TRUE);
break;
case 'z':
fluid_settings_setint(settings, "audio.period-size", atoi(optarg));
break;
#ifdef GETOPT_SUPPORT
case '?':
printf ("Unknown option %c\n", optopt);
print_usage();
exit(0);
break;
default:
printf ("?? getopt returned character code 0%o ??\n", c);
break;
#else /* Non getopt default case */
default:
printf ("Unknown switch '%c'\n", c);
print_usage();
exit(0);
break;
#endif
} /* end of switch statement */
} /* end of loop */
#ifdef GETOPT_SUPPORT
arg1 = optind;
#else
arg1 = i;
#endif
/* option help requested? "-o help" */
if (option_help)
{
printf ("FluidSynth settings:\n");
fluid_settings_foreach (settings, settings, settings_foreach_func);
exit (0);
}
#ifdef WIN32
SetPriorityClass(GetCurrentProcess(), REALTIME_PRIORITY_CLASS);
#endif
#ifdef LASH_ENABLED
/* connect to the lash server */
if (connect_lash)
{
enabled_lash = fluid_lash_connect (lash_args);
fluid_settings_setint (settings, "lash.enable", enabled_lash ? 1 : 0);
}
#endif
/* The 'groups' setting is only relevant for LADSPA operation
* If not given, set number groups to number of audio channels, because
* they are the same (there is nothing between synth output and 'sound card')
*/
if ((audio_groups == 0) && (audio_channels != 0)) {
audio_groups = audio_channels;
}
fluid_settings_setint(settings, "synth.audio-groups", audio_groups);
if (fast_render) {
midi_in = 0;
interactive = 0;
with_server = 0;
fluid_settings_setstr(settings, "player.timing-source", "sample");
fluid_settings_setint(settings, "synth.parallel-render", 1); /* TODO: Fast_render should not need this, but currently do */
}
/* create the synthesizer */
synth = new_fluid_synth(settings);
if (synth == NULL) {
fprintf(stderr, "Failed to create the synthesizer\n");
exit(-1);
}
cmd_handler = new_fluid_cmd_handler(synth);
if (cmd_handler == NULL) {
fprintf(stderr, "Failed to create the command handler\n");
goto cleanup;
}
/* load the soundfonts (check that all non options are SoundFont or MIDI files) */
for (i = arg1; i < argc; i++) {
if (fluid_is_soundfont(argv[i]))
{
if (fluid_synth_sfload(synth, argv[i], 1) == -1)
fprintf(stderr, "Failed to load the SoundFont %s\n", argv[i]);
}
else if (!fluid_is_midifile(argv[i]))
fprintf (stderr, "Parameter '%s' not a SoundFont or MIDI file or error occurred identifying it.\n",
argv[i]);
}
#ifdef HAVE_SIGNAL_H
/* signal(SIGINT, handle_signal); */
#endif
/* start the synthesis thread */
if (!fast_render) {
adriver = new_fluid_audio_driver(settings, synth);
if (adriver == NULL) {
fprintf(stderr, "Failed to create the audio driver\n");
goto cleanup;
}
}
/* start the midi router and link it to the synth */
#if WITH_MIDI
if (midi_in) {
/* In dump mode, text output is generated for events going into and out of the router.
* The example dump functions are put into the chain before and after the router..
*/
//sequencer = new_fluid_sequencer2(0);
router = new_fluid_midi_router(
settings,
dump ? fluid_midi_dump_postrouter : fluid_synth_handle_midi_event,
(void*)synth);
if (router == NULL) {
fprintf(stderr, "Failed to create the MIDI input router; no MIDI input\n"
"will be available. You can access the synthesizer \n"
"through the console.\n");
} else {
fluid_synth_set_midi_router(synth, router); /* Fixme, needed for command handler */
// fluid_sequencer_register_fluidsynth(sequencer, synth);
mdriver = new_fluid_midi_driver(
settings,
dump ? fluid_midi_dump_prerouter : fluid_midi_router_handle_midi_event,
(void*) router);
if (mdriver == NULL) {
fprintf(stderr, "Failed to create the MIDI thread; no MIDI input\n"
"will be available. You can access the synthesizer \n"
"through the console.\n");
}
}
}
#endif
/* run commands specified in config file */
if (config_file != NULL) {
fluid_source(cmd_handler, config_file);
} else if (fluid_get_userconf(buf, 512) != NULL) {
fluid_source(cmd_handler, buf);
} else if (fluid_get_sysconf(buf, 512) != NULL) {
fluid_source(cmd_handler, buf);
}
/* play the midi files, if any */
for (i = arg1; i < argc; i++) {
if ((argv[i][0] != '-') && fluid_is_midifile(argv[i])) {
if (player == NULL) {
player = new_fluid_player(synth);
if (player == NULL) {
fprintf(stderr, "Failed to create the midifile player.\n"
"Continuing without a player.\n");
break;
}
}
fluid_player_add(player, argv[i]);
}
}
if (player != NULL) {
fluid_player_play(player);
}
/* run the server, if requested */
#if !defined(MACINTOSH)
if (with_server) {
server = new_fluid_server(settings, newclient, synth);
if (server == NULL) {
fprintf(stderr, "Failed to create the server.\n"
"Continuing without it.\n");
}
}
#endif
#ifdef LASH_ENABLED
if (enabled_lash)
fluid_lash_create_thread (synth);
#endif
/* run the shell */
if (interactive) {
printf ("Type 'help' for help topics.\n\n");
/* In dump mode we set the prompt to "". The UI cannot easily
* handle lines, which don't end with CR. Changing the prompt
* cannot be done through a command, because the current shell
* does not handle empty arguments. The ordinary case is dump ==
* 0.
*/
fluid_settings_setstr(settings, "shell.prompt", dump ? "" : "> ");
fluid_usershell(settings, cmd_handler);
}
if (fast_render) {
char *filename;
if (player == NULL) {
fprintf(stderr, "No midi file specified!\n");
goto cleanup;
}
fluid_settings_dupstr (settings, "audio.file.name", &filename);
printf ("Rendering audio to file '%s'..\n", filename);
if (filename) FLUID_FREE (filename);
fast_render_loop(settings, synth, player);
}
cleanup:
#if !defined(MACINTOSH) && !defined(WIN32)
if (server != NULL) {
/* if the user typed 'quit' in the shell, kill the server */
if (!interactive) {
fluid_server_join(server);
}
delete_fluid_server(server);
}
#endif
if (cmd_handler != NULL) {
delete_fluid_cmd_handler(cmd_handler);
}
if (player != NULL) {
/* if the user typed 'quit' in the shell, stop the player */
if (interactive) {
fluid_player_stop(player);
}
if (adriver != NULL || !fluid_settings_str_equal(settings, "player.timing-source", "sample")) {
/* if no audio driver and sample timers are used, nothing makes the player advance */
fluid_player_join(player);
}
delete_fluid_player(player);
}
if (router) {
#if WITH_MIDI
if (mdriver) {
delete_fluid_midi_driver(mdriver);
}
delete_fluid_midi_router(router);
#endif
}
/*if (sequencer) {
delete_fluid_sequencer(sequencer);
}*/
if (adriver) {
delete_fluid_audio_driver(adriver);
}
if (synth) {
delete_fluid_synth(synth);
}
if (settings) {
delete_fluid_settings(settings);
}
return 0;
}
static fluid_cmd_handler_t* newclient(void* data, char* addr)
{
fluid_synth_t* synth = (fluid_synth_t*) data;
return new_fluid_cmd_handler(synth);
}
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/* Configure the MPU attributes as Write Through */
MPU_Config();
/* Enable the CPU Cache */
CPU_CACHE_Enable();
/* STM32F7xx HAL library initialization:
- Configure the Flash ART accelerator on ITCM interface
- Systick timer is configured by default as source of time base, but user
can eventually implement his proper time base source (a general purpose
timer for example or other time source), keeping in mind that Time base
duration should be kept 1ms since PPP_TIMEOUT_VALUEs are defined and
handled in milliseconds basis.
- Set NVIC Group Priority to 4
- Low Level Initialization
*/
HAL_Init();
/* Configure the system clock to 200 MHz */
SystemClock_Config();
/* Configure LED1 and LED3 */
BSP_LED_Init(LED1);
HAL_Delay(100);
setbuf(stdout, NULL);
BSP_LED_On(LED1);
SD_init();
HAL_Delay(100);
fluid_settings_t* settings;
int sfont_id;
/* Create the settings. */
settings = new_fluid_settings();
fluid_settings_setnum(settings, "synth.sample-rate", SAMPLE_RATE);
fluid_settings_setstr(settings, "synth.reverb.active", "no");
fluid_settings_setstr(settings, "synth.chorus.active", "no");
fluid_settings_setint(settings, "synth.polyphony", POLYPHONY);
/* Create the synthesizer. */
synth = new_fluid_synth(settings);
sfont_id = fluid_synth_sfload(synth, SOUNDFONT_FILE, 1);
fluid_synth_set_interp_method(synth, -1, FLUID_INTERP_NONE);
// fluid_synth_set_interp_method(synth, -1, FLUID_INTERP_LINEAR);
/* Make the connection and initialize to USB_OTG/usbdc_core */
USBD_Init(&USBD_Device, &AUDIO_Desc, 0);
USBD_RegisterClass(&USBD_Device, &USBD_Midi_ClassDriver);
USBD_Midi_RegisterInterface(&USBD_Device, &USBD_Midi_fops);
USBD_Start(&USBD_Device);
HAL_Delay(5);
BSP_AUDIO_OUT_Init(OUTPUT_DEVICE_AUTO, MASTER_VOLUME, SAMPLE_RATE);
BSP_AUDIO_OUT_SetAudioFrameSlot(CODEC_AUDIOFRAME_SLOT_02); // PCM 2-channel
#ifdef AUDIO_FORMAT_32BITS
BSP_AUDIO_OUT_Play((uint32_t *)&buf[0], AUDIO_BUF_SIZE);
#else
BSP_AUDIO_OUT_Play((uint16_t *)&buf[0], AUDIO_BUF_SIZE);
#endif
BSP_LED_Off(LED1);
while (1)
{
BSP_LED_Toggle(LED1);
HAL_Delay(1000);
}
}
static int midoflus_init(void *arg)
{
int ret;
char *sfont;
char *def_sfonts[] = {
"/usr/share/soundfonts/default.sf2", // fedora
"/usr/share/soundfonts/FluidR3_GM.sf2", // fedora
"/usr/share/sounds/sf2/FluidR3_GM.sf2.flac", // ubuntu
"/usr/share/sounds/sf2/FluidR3_GM.sf2", // debian
NULL };
int use_defsf = 0;
settings = new_fluid_settings();
fluid_settings_setint(settings, "synth.lock-memory", 0);
fluid_settings_setnum(settings, "synth.gain", flus_gain);
ret = fluid_settings_setint(settings, "synth.threadsafe-api", 1);
if (ret == 0) {
warn("fluidsynth: no threadsafe API\n");
goto err1;
}
ret = fluid_settings_getnum(settings, "synth.sample-rate", &flus_srate);
if (ret == 0) {
warn("fluidsynth: cannot get samplerate\n");
goto err1;
}
ret = fluid_settings_getstr(settings, "synth.default-soundfont", &sfont);
if (ret == 0) {
int i = 0;
warn("Your fluidsynth is too old\n");
while (def_sfonts[i]) {
if (access(def_sfonts[i], R_OK) == 0) {
sfont = def_sfonts[i];
use_defsf = 1;
break;
}
i++;
}
if (!use_defsf) {
error("Your fluidsynth is too old and soundfonts not found\n");
goto err1;
}
}
synth = new_fluid_synth(settings);
ret = fluid_synth_sfload(synth, sfont, TRUE);
if (ret == FLUID_FAILED) {
warn("fluidsynth: cannot load soundfont %s\n", sfont);
if (use_defsf)
error("Your fluidsynth is too old\n");
goto err2;
}
fluid_settings_setstr(settings, "synth.midi-bank-select", "gm");
S_printf("fluidsynth: loaded soundfont %s ID=%i\n", sfont, ret);
sequencer = new_fluid_sequencer2(0);
synthSeqID = fluid_sequencer_register_fluidsynth2(sequencer, synth);
sem_init(&syn_sem, 0, 0);
pthread_create(&syn_thr, NULL, synth_thread, NULL);
#ifdef HAVE_PTHREAD_SETNAME_NP
pthread_setname_np(syn_thr, "dosemu: fluid");
#endif
pcm_stream = pcm_allocate_stream(FLUS_CHANNELS, "MIDI",
(void*)MC_MIDI);
return 1;
err2:
delete_fluid_synth(synth);
err1:
delete_fluid_settings(settings);
return 0;
}
