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-rw-r--r--muse2/synti/fluidsynth/fluidsynti.cpp1314
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diff --git a/muse2/synti/fluidsynth/fluidsynti.cpp b/muse2/synti/fluidsynth/fluidsynti.cpp
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+++ b/muse2/synti/fluidsynth/fluidsynti.cpp
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+/*
+ * MusE FLUID Synth softsynth plugin
+ *
+ * Copyright (C) 2004 Mathias Lundgren (lunar_shuttle@users.sourcforge.net)
+ *
+ * $Id: fluidsynti.cpp,v 1.19.2.18 2009/12/06 10:05:00 terminator356 Exp $
+ *
+ */
+
+#include "fluidsynti.h"
+#include "muse/midi.h"
+
+#include <list>
+#include <iostream>
+#include <qfileinfo.h>
+
+
+FluidCtrl FluidSynth::fluidCtrl[] = {
+ //{ "Expression", CTRL_EXPRESSION, 0, 127 },
+ //{ "Sustain", CTRL_SUSTAIN, 0, 127 },
+ //{ "Portamento", CTRL_PORTAMENTO, 0, 127 },
+ //{ "Soft Pedal", CTRL_SOFT_PEDAL, 0, 127 },
+ //{ "Variation", CTRL_VARIATION_SEND, 0, 127 },
+ //{ "Channel reverb send", CTRL_REVERB_SEND, 0, 127 },
+ //{ "Channel chorus send", CTRL_CHORUS_SEND, 0, 127 },
+ //{ "Pitch", CTRL_PITCH, -8192, 8191 }
+
+ // These controllers' initial values are set by the FS_PREDEF_ values, so just set them to zero here.
+ { "Gain", FS_GAIN ,0, 127, 0},
+ { "Master reverb on/off", FS_REVERB_ON , 0, 1, 0},
+ { "Master reverb level", FS_REVERB_LEVEL, 0, 16384, 0},
+ { "Master reverb size", FS_REVERB_ROOMSIZE, 0, 16384, 0}, // Interval: [0,1]
+ { "Master reverb damping", FS_REVERB_DAMPING, 0, 16384, 0}, // Interval: [0,1]
+ { "Master reverb width", FS_REVERB_WIDTH, 0, 16384, 0}, // Interval: [0,100]
+ { "Master chorus on/off", FS_CHORUS_ON, 0, 1, 0},
+ { "Master chorus num delay lines", FS_CHORUS_NUM, 0, 10, 0}, //Default: 3
+ { "Master chorus type", FS_CHORUS_TYPE, 0, 1, 0},
+ { "Master chorus speed", FS_CHORUS_SPEED, 0, 16384, 0}, // (0.291,5) Hz
+ { "Master chorus depth", FS_CHORUS_DEPTH, 0, 16384, 0}, // [0,40]
+ { "Master chorus level", FS_CHORUS_LEVEL, 0, 16384, 0}, // [0,1]
+
+ { "Program", CTRL_PROGRAM, 0, 0xffffff, 0},
+ { "Modulation", CTRL_MODULATION, 0, 127, 0},
+ { "Portamento time", CTRL_PORTAMENTO_TIME, 0, 127, 0},
+ { "Volume", CTRL_VOLUME, 0, 127, 100},
+ { "Pan", CTRL_PANPOT, -64, 63, 0},
+ { "Expression", CTRL_EXPRESSION, 0, 127, 127},
+ { "Sustain", CTRL_SUSTAIN, 0, 127, 0},
+ { "Portamento", CTRL_PORTAMENTO, 0, 127, 0},
+ { "Soft Pedal", CTRL_SOFT_PEDAL, 0, 127, 0},
+ { "Variation", CTRL_VARIATION_SEND, 0, 127, 0},
+ { "Channel reverb send", CTRL_REVERB_SEND, 0, 127, 40},
+ { "Channel chorus send", CTRL_CHORUS_SEND, 0, 127, 0},
+ { "Pitch", CTRL_PITCH, -8192, 8191, 0},
+ // Added by T356
+ { "Pitch bend sensitivity", FS_PITCHWHEELSENS, 0, 24, 2}
+ };
+
+static int NUM_CONTROLLER = sizeof(FluidSynth::fluidCtrl)/sizeof(*(FluidSynth::fluidCtrl));
+
+QString *projPathPtr;
+//
+// Fluidsynth
+//
+FluidSynth::FluidSynth(int sr, pthread_mutex_t *_Globalsfloader_mutex) : Mess(2)
+ {
+ setSampleRate(sr);
+ fluid_settings_t* s = new_fluid_settings();
+ fluid_settings_setnum(s, (char*) "synth.sample-rate", float(sampleRate()));
+ fluidsynth = new_fluid_synth(s);
+ if (!fluidsynth) {
+ printf("Error while creating fluidsynth!\n");
+ return;
+ }
+
+ //Set up channels:
+ for (int i=0; i<FS_MAX_NR_OF_CHANNELS; i++) {
+ //channels[i].font = 0;
+ channels[i].font_extid = FS_UNSPECIFIED_ID;
+ channels[i].font_intid = FS_UNSPECIFIED_ID;
+ channels[i].preset = FS_UNSPECIFIED_PRESET;
+ channels[i].drumchannel= false;
+ }
+ //pthread_mutex_init(&_sfloader_mutex,NULL);
+ _sfloader_mutex = _Globalsfloader_mutex;
+
+/*
+ buffer = 0;
+ bufferlen = 0;
+ */
+ }
+
+FluidSynth::~FluidSynth()
+ {
+ int err = delete_fluid_synth (fluidsynth);
+ delete gui;
+
+/* if (buffer)
+ delete [] buffer;*/
+ if (err == -1) {
+ std::cerr << DEBUG_ARGS << "error while destroying synth: " << fluid_synth_error(fluidsynth) << std::endl;
+ return;
+ }
+ //Destroy the mutex
+/* if (pthread_mutex_destroy(&_sfloader_mutex) != 0)
+ std::cerr << DEBUG_ARGS << "Strange, mutex busy! Should not be!" << std::endl;*/
+
+ }
+
+bool FluidSynth::init(const char* name)
+ {
+ debug("FluidSynth::init\n");
+
+ gui = new FluidSynthGui();
+ gui->show();
+ gui->setCaption(name);
+
+ lastdir= "";
+ currentlyLoadedFonts = 0;
+ nrOfSoundfonts = 0;
+ sendChannelData();
+ cho_on = false;
+ cho_num = FS_PREDEF_CHORUS_NUM;
+ cho_type = FS_PREDEF_CHORUS_TYPE;
+ cho_level = FS_PREDEF_CHORUS_LEVEL;
+ cho_speed = FS_PREDEF_CHORUS_SPEED;
+ cho_depth = FS_PREDEF_CHORUS_DEPTH;
+ setController(0, FS_GAIN, (int)(fluidCtrl[0].max*FS_PREDEF_VOLUME));
+ setController(0, FS_REVERB_ON, 0);
+ setController(0, FS_REVERB_LEVEL, (int)(fluidCtrl[2].max*FS_PREDEF_REVERB_LEVEL));
+ setController(0, FS_REVERB_ROOMSIZE, (int)(fluidCtrl[3].max*FS_PREDEF_REVERB_ROOMSIZE));
+ setController(0, FS_REVERB_DAMPING, (int)(fluidCtrl[4].max*FS_PREDEF_REVERB_DAMPING));
+ setController(0, FS_REVERB_WIDTH, (int)(fluidCtrl[5].max*FS_PREDEF_REVERB_WIDTH));
+ setController(0, FS_CHORUS_ON, 0);
+ setController(0, FS_CHORUS_NUM, FS_PREDEF_CHORUS_NUM);
+ //setController(0, FS_CHORUS_TYPE, FS_PREDEF_CHORUS_TYPE); //?
+ setController(0, FS_CHORUS_SPEED, (int)(fluidCtrl[9].max*FS_PREDEF_CHORUS_SPEED));
+ setController(0, FS_CHORUS_DEPTH, (int)(fluidCtrl[10].max*FS_PREDEF_CHORUS_DEPTH));
+ setController(0, FS_CHORUS_LEVEL, (int)(fluidCtrl[11].max*FS_PREDEF_CHORUS_LEVEL));
+ return false;
+ }
+
+//---------------------------------------------------------
+// processMessages
+// Called from host always, even if output path is unconnected.
+//---------------------------------------------------------
+
+void FluidSynth::processMessages()
+{
+ //Process messages from the gui
+ while (gui->fifoSize())
+ {
+ MidiPlayEvent ev = gui->readEvent();
+ if (ev.type() == ME_SYSEX)
+ {
+ sysex(ev.len(), ev.data());
+ sendEvent(ev);
+ }
+ else if (ev.type() == ME_CONTROLLER)
+ {
+ setController(ev.channel(), ev.dataA(), ev.dataB(), true);
+ sendEvent(ev);
+ }
+ else
+ {
+ if (FS_DEBUG)
+ printf("FluidSynth::process(): unknown event, type: %d\n", ev.type());
+ }
+ }
+
+}
+
+//---------------------------------------------------------
+// process
+// Called from host, ONLY if output path is connected.
+//---------------------------------------------------------
+
+void FluidSynth::process(float** ports, int offset, int len)
+ {
+ /*
+ //Process messages from the gui
+ while (gui->fifoSize()) {
+ MidiPlayEvent ev = gui->readEvent();
+ if (ev.type() == ME_SYSEX) {
+ sysex(ev.len(), ev.data());
+ sendEvent(ev);
+ }
+ else if (ev.type() == ME_CONTROLLER) {
+ setController(ev.channel(), ev.dataA(), ev.dataB(), true);
+ sendEvent(ev);
+ }
+ else {
+ if (FS_DEBUG)
+ printf("FluidSynth::process(): unknown event, type: %d\n", ev.type());
+ }
+ }
+ */
+
+ if (fluid_synth_write_float(fluidsynth, len, ports[0], offset, 1, ports[1], offset, 1)) {
+ M_ERROR("Error writing from synth!");
+ return;
+ }
+ }
+
+//---------------------------------------------------------
+// getInitData
+// Prepare data that will restore the synth's state on load
+//---------------------------------------------------------
+void FluidSynth::getInitData(int* n, const unsigned char** data) const
+ {
+
+ //printf("projPathPtr ");
+ //std::cout << *projPathPtr << std::endl;
+
+ // Data setup:
+ // FS_INIT_DATA (1 byte)
+ // FluidSynth version (2 bytes, x.y)
+ // n = Number of soundfonts (1 byte)
+ // Lastdir (variable size)
+ //
+ // FS_FONTS_BEGIN
+ // n blocks with font path (variable size)
+ // n bytes with font external id
+ //
+ // for all channels (16), 1 byte each for external id + 1 byte for preset + 1 byte for bankno
+ // which is mapped to internal id after all fonts are loaded.
+ //
+ // reverb + chorus on/off (2 bytes)
+ if (FS_DEBUG)
+ printf("FluidSynth::getInitData()\n");
+
+ //Calculate length:
+ int len = FS_INIT_DATA_HEADER_SIZE + strlen(lastdir.c_str()) + 1; //header size
+ for (std::list<FluidSoundFont>::const_iterator it = stack.begin(); it!=stack.end(); it++) {
+
+ // if the soundfont is located under the projectPath we extract this from the filename
+ int fileLen = strlen(it->filename.c_str());
+ if (QString(it->filename.c_str()).startsWith(*projPathPtr)) {
+ printf("project path found in filename, len %d shortened with %d\n",fileLen, projPathPtr->length()+1);
+ fileLen = fileLen - projPathPtr->length()-1;
+ }
+ len+=fileLen + 2;
+ }
+ //Add length for lastdir and channels:
+ len+=strlen(lastdir.c_str())+1;
+ len+=(FS_MAX_NR_OF_CHANNELS*4); // 4 bytes: ext+int id + bankno + drumchannel status
+ // + reverb
+ len+=2;
+
+ if (FS_DEBUG)
+ printf("Total length of init sysex: %d\n", len);
+ byte* d = new byte[len];
+
+ // Header:
+ d[0] = FS_INIT_DATA;
+ d[1] = FS_VERSION_MAJOR;
+ d[2] = FS_VERSION_MINOR;
+ d[3] = stack.size();
+
+ //Lastdir:
+ byte* chptr = d + FS_INIT_DATA_HEADER_SIZE;
+ memcpy(chptr, lastdir.c_str(), strlen(lastdir.c_str())+1);
+
+ //For each font...
+ chptr+=strlen(lastdir.c_str())+1;
+ for (std::list<FluidSoundFont>::const_iterator it =stack.begin(); it!=stack.end(); it++) {
+
+ // if the soundfont is located under the projectPath we extract this from the filename
+ int offset=0;
+ if (QString(it->filename.c_str()).startsWith(*projPathPtr)) {
+ offset= projPathPtr->length()+1;
+ }
+
+ memcpy(chptr, it->filename.c_str()+offset, strlen(it->filename.c_str())-offset+1);
+ //printf("path name stored=%s\n", it->filename.c_str()+offset);
+ chptr = chptr + 1 + strlen(it->filename.c_str())-offset;
+ }
+
+ //For each font again...
+ *chptr = FS_INIT_CHANNEL_SECTION;
+ chptr++;
+ for (std::list<FluidSoundFont>::const_iterator it =stack.begin(); it!=stack.end(); it++) {
+ *chptr = it->extid;
+ chptr++;
+ }
+
+ //External id:s & preset for all channels:
+ for(int i=0; i<FS_MAX_NR_OF_CHANNELS; i++) {
+ *chptr = channels[i].font_extid; chptr++;
+ *chptr = channels[i].preset; chptr++;
+ *chptr = channels[i].banknum; chptr++;
+ *chptr = channels[i].drumchannel; chptr++;
+ }
+
+ //Reverb:
+ *chptr = rev_on; chptr++;
+ *chptr = cho_on; chptr++;
+ if (FS_DEBUG) {
+ for (int i=0; i<len; i++)
+ printf("%c ", d[i]);
+ printf("\n");
+ for (int i=0; i<len; i++)
+ printf("%x ", d[i]);
+ printf("\n");
+ }
+ // Give values to host:
+ *data = d;
+ *n = len;
+ }
+
+//-----------------------------------
+// parseInitData
+//-----------------------------------
+void FluidSynth::parseInitData(int n, const byte* d)
+ {
+ printf("projPathPtr ");
+ std::cout << *projPathPtr->toAscii().data() << std::endl;
+
+ bool load_drumchannels = true; // Introduced in initdata ver 0.3
+ bool handle_bankvalue = true; // Introduced in initdata ver 0.4
+
+ if (FS_DEBUG) {
+ printf("--- PARSING INIT DATA ---\n");
+ for (int i=0; i<n; i++)
+ printf("%c ", d[i]);
+ printf("\n");
+ }
+
+ byte version_major, version_minor;
+ version_major = d[1]; version_minor = d[2];
+
+ // Check which version of the initdata we're using and if it's OK
+ if (!(version_major == FS_VERSION_MAJOR && version_minor == FS_VERSION_MINOR)) {
+ if (FS_DEBUG) {
+ printf("Project saved with other version of fluidsynth format. Ver: %d.%d\n", version_major, version_minor);
+ }
+
+ if (version_major == 0 && version_minor == 1) {
+ sendError("Initialization data created with different version of FluidSynth Mess, will be ignored.");
+ return;
+ }
+
+ if (version_major == 0 && version_minor <= 2) {
+ load_drumchannels = false;
+ }
+
+ if (version_major == 0 && version_minor <= 3) {
+ handle_bankvalue = false;
+ }
+ }
+
+ byte nr_of_fonts = d[3];
+ nrOfSoundfonts = nr_of_fonts; //"Global" counter
+ const byte* chptr = (d + 4);
+
+ //Get lastdir:
+ lastdir = std::string((char*)chptr);
+ sendLastdir(lastdir.c_str());
+
+ chptr+=strlen(lastdir.c_str())+1;
+
+ FluidSoundFont fonts[nrOfSoundfonts]; //Just a temp one
+ //Fonts:
+ for (int i=0; i<nr_of_fonts; i++) {
+ fonts[i].filename = (char*)(chptr);
+ chptr+=(strlen(fonts[i].filename.c_str())+1);
+
+ if (QFileInfo(fonts[i].filename.c_str()).isRelative()) {
+ printf("path is relative, we append full path!\n");
+ fonts[i].filename = projPathPtr->ascii() + std::string("/")+ fonts[i].filename;
+ }
+ std::cout << "SOUNDFONT FILENAME + PATH " << fonts[i].filename << std::endl;
+ }
+
+ if (*chptr != FS_INIT_CHANNEL_SECTION) {
+ sendError("Init-data corrupt... Projectfile error. Initdata ignored.\n");
+ return;
+ }
+
+ chptr++;
+ for (int i=0; i<nr_of_fonts; i++) {
+ fonts[i].extid = *chptr;
+ chptr++;
+ //printf("Extid, %d: %d\n",i,fonts[i].extid);
+ }
+
+ // All channels external id + preset
+ for (int i=0; i<FS_MAX_NR_OF_CHANNELS; i++) {
+ channels[i].font_extid = *chptr; chptr++;
+ channels[i].preset = *chptr; chptr++;
+ if (handle_bankvalue) { // Ver 0.4 and later
+ channels[i].banknum = *chptr; chptr++;
+ }
+ else {
+ channels[i].banknum = 0;
+ }
+
+ if (load_drumchannels) { // Ver 0.3 and later
+ channels[i].drumchannel = *chptr;
+ chptr++;
+ }
+ }
+
+ //Reverb:
+ setController(0, FS_REVERB_ON, *chptr); chptr++;
+ setController(0, FS_CHORUS_ON, *chptr); chptr++;
+
+ if (FS_DEBUG)
+ printf("--- END PARSE INIT DATA ---\n");
+ //Load the shit:
+ for (int i=0; i<nrOfSoundfonts; i++) {
+ pushSoundfont(fonts[i].filename.c_str(), fonts[i].extid);
+ }
+ }
+
+
+//---------------------------------------------------------
+// processEvent
+// All events from the sequencer goes here
+//---------------------------------------------------------
+
+bool FluidSynth::processEvent(const MidiPlayEvent& ev)
+ {
+ switch(ev.type()) {
+ case ME_CONTROLLER:
+ if (FS_DEBUG_DATA) {
+ printf("*** FluidSynth::process - Controller. Chan: %x dataA: %x dataB: %x\n", ev.channel(), ev.dataA(), ev.dataB());
+ for (int i=0; i< ev.len(); i++)
+ printf("%x ", ev.data()[i]);
+ }
+ setController(ev.channel(), ev.dataA(), ev.dataB(), false);
+ return true;
+ case ME_NOTEON:
+ return playNote(ev.channel(), ev.dataA(), ev.dataB());
+ case ME_NOTEOFF:
+ return playNote(ev.channel(), ev.dataA(), 0);
+ case ME_SYSEX:
+ //Debug print
+ if (FS_DEBUG_DATA) {
+ printf("*** FluidSynth::process - Sysex received\n");
+ for (int i=0; i< ev.len(); i++)
+ printf("%x ", ev.data()[i]);
+ printf("\n");
+ }
+ return sysex(ev.len(), ev.data());
+ case ME_PITCHBEND:
+ setController(ev.channel(), CTRL_PITCH, ev.dataA(), false);
+ break;
+
+ case ME_PROGRAM:
+ setController(ev.channel(), CTRL_PROGRAM, ev.dataA(), false);
+ break;
+ default:
+ break;
+ }
+ return false;
+ }
+
+//---------------------------------------------------------
+// sysex
+//---------------------------------------------------------
+
+bool FluidSynth::sysex(int n, const unsigned char* d)
+ {
+ switch(*d) {
+ case FS_LASTDIR_CHANGE: {
+ lastdir = std::string((char*)(d+1));
+ sendLastdir(lastdir.c_str());
+ break;
+ }
+ case FS_PUSH_FONT: {
+ int extid = d[1];
+
+ if (FS_DEBUG)
+ printf("Client: Got push font %s, id: %d\n",(d+1), extid);
+
+ const char* filename = (const char*)(d+2);
+ if (!pushSoundfont(filename, extid))
+ sendError("Could not load soundfont ");
+ break;
+ }
+ case FS_DUMP_INFO: {
+ dumpInfo();
+ break;
+ }
+ case FS_SOUNDFONT_CHANNEL_SET: {
+ sfChannelChange(*(d+1), *(d+2));
+ break;
+ }
+ case FS_INIT_DATA: {
+ parseInitData(n,d);
+ break;
+ }
+ case FS_SOUNDFONT_POP:
+ popSoundfont(*(d+1));
+ break;
+ case FS_DRUMCHANNEL_SET: {
+ byte onoff = (*(d+1));
+ byte channel = (*(d+2));
+ channels[channel].drumchannel = onoff;
+ if (FS_DEBUG)
+ printf("Client: Set drumchannel on chan %d to %d\n",channel, onoff);
+ break;
+ }
+ default:
+ if (FS_DEBUG)
+ printf("FluidSynth::sysex() : unknown sysex received: %d\n",*d);
+ break;
+ }
+ return false;
+ }
+
+//---------------------------------------------------------
+// sendSysex
+//---------------------------------------------------------
+void FluidSynth::sendSysex(int l, const unsigned char* d)
+ {
+ MidiPlayEvent ev(0, 0, ME_SYSEX, d, l);
+ gui->writeEvent(ev);
+ }
+
+//-----------------------------------
+// pushSoundfont - load a soundfont
+//-----------------------------------
+bool FluidSynth::pushSoundfont (const char* filename, int extid)
+ {
+ pthread_attr_t* attributes = (pthread_attr_t*) malloc(sizeof(pthread_attr_t));
+ pthread_attr_init(attributes);
+ pthread_attr_setdetachstate(attributes, PTHREAD_CREATE_DETACHED);
+
+ FS_Helper* helper = new FS_Helper;
+ helper->fptr = this;
+ helper->filename = filename;
+ helper->id = extid;
+
+ if (pthread_create(&fontThread, attributes, ::fontLoadThread, (void*) helper))
+ perror("creating thread failed:");
+
+ pthread_attr_destroy(attributes);
+ return true;
+ }
+
+//---------------------------------------------------------
+// fontLoadThread
+// helper thread to load soundfont in the
+// background
+//---------------------------------------------------------
+
+static void* fontLoadThread(void* t)
+ {
+ //Init vars
+ FS_Helper* h = (FS_Helper*) t;
+ FluidSynth* fptr = h->fptr;
+ const char* filename = h->filename.c_str();
+ pthread_mutex_t* sfloader_mutex = (fptr->_sfloader_mutex);
+
+ //Let only one loadThread have access to the fluidsynth-object at the time
+ pthread_mutex_lock(sfloader_mutex);
+ int rv = fluid_synth_sfload(fptr->fluidsynth, filename, 1);
+
+ if (rv ==-1) {
+ fptr->sendError(fluid_synth_error(fptr->fluidsynth));
+ if (FS_DEBUG)
+ std::cerr << DEBUG_ARGS << "error loading soundfont: " << fluid_synth_error(fptr->fluidsynth) << std::endl;
+
+ //Unlock the mutex, or else we might be stuck here forever...
+ pthread_mutex_unlock(sfloader_mutex);
+ delete h;
+ pthread_exit(0);
+ }
+
+ //Deal with internal and external id etc.
+ if (FS_DEBUG)
+ printf("Soundfont %s loaded, index %d\n", filename, rv);
+
+ FluidSoundFont font;
+ font.filename = h->filename;//strdup(filename);
+
+ font.intid = rv;
+ if (h->id == FS_UNSPECIFIED_ID) {
+ font.extid = fptr->getNextAvailableExternalId();
+ if (FS_DEBUG)
+ printf("Font got extid %d\n",font.extid);
+ }
+ else
+ font.extid = h->id;
+ if (FS_DEBUG)
+ printf("Font has external id: %d int id:%d\n", font.extid, font.intid);
+
+ //Strip off the filename
+ QString temp = QString(filename);
+ QString name = temp.right(temp.length() - temp.findRev('/',-1) - 1);
+ name = name.left(name.length()-4); //Strip off ".sf2"
+ font.name = name.latin1();
+ fptr->stack.push_front(font);
+ fptr->currentlyLoadedFonts++;
+
+ //Cleanup & unlock:
+ pthread_mutex_unlock(sfloader_mutex);
+ delete h;
+
+ if (FS_DEBUG)
+ printf("Currently loaded fonts: %d Nr of soundfonts: %d\n",fptr->currentlyLoadedFonts, fptr->nrOfSoundfonts);
+ //Check whether this was the last font or not. If so, run initSynth();
+ if (fptr->nrOfSoundfonts <= fptr->currentlyLoadedFonts) {
+ if (FS_DEBUG)
+ printf("This was the last font, rewriting channel settings...\n");
+ fptr->rewriteChannelSettings();
+ //Update data in GUI-window.
+ fptr->sendSoundFontData();;
+ fptr->sendChannelData();
+ }
+
+ pthread_exit(0);
+ }
+
+//---------------------------------------------------------
+// playNote
+// called from host
+//---------------------------------------------------------
+
+bool FluidSynth::playNote(int channel, int pitch, int velo)
+ {
+ if (channels[channel].font_intid == FS_UNSPECIFIED_FONT ||
+ channels[channel].font_intid == FS_UNSPECIFIED_ID)
+ return false;
+
+ if (velo) {
+ if (fluid_synth_noteon(fluidsynth, channel, pitch, velo)) {
+ if (FS_DEBUG)
+ std::cerr << DEBUG_ARGS << "error processing noteon event: " << fluid_synth_error(fluidsynth);
+ }
+ }
+ else {
+ if (fluid_synth_noteoff(fluidsynth, channel, pitch))
+ if (FS_DEBUG)
+ std::cerr << DEBUG_ARGS << "error processing noteoff event: " << fluid_synth_error(fluidsynth) << std::endl;
+ }
+ return false;
+ }
+//---------------------------------------------------------
+// sendSoundFontData
+//---------------------------------------------------------
+void FluidSynth::sendSoundFontData()
+ {
+ int ndatalen = 2; //2 bytes for command and length
+
+ //Calculate length in chars of all strings in the soundfontstack in one string
+ for (std::list<FluidSoundFont>::iterator it = stack.begin(); it != stack.end(); it++) {
+ ndatalen += 1 + strlen(it->name.c_str());
+ ndatalen += FS_SFDATALEN; //unsigned char for ID
+ }
+ byte ndata[ndatalen];
+ *ndata = FS_SEND_SOUNDFONTDATA; //The command
+ *(ndata + 1) = (unsigned char)stack.size (); //Nr of Soundfonts
+
+ // Copy the stuff to ndatalen:
+ char* chunk_start = (char*)(ndata + 2);
+ int chunk_len, name_len;
+ for (std::list<FluidSoundFont>::iterator it = stack.begin(); it != stack.end(); ++it) {
+ name_len = strlen(it->name.c_str()) + 1;
+ chunk_len = name_len + FS_SFDATALEN;
+ memcpy(chunk_start, it->name.c_str(), name_len); //First, store the fontname
+ *(chunk_start + name_len) = it->extid; //The GUI only needs to know about the external id, store that here
+ chunk_start += chunk_len;
+ }
+ sendSysex(ndatalen, ndata);
+ }
+
+//---------------------------------------------------------
+// sendChannelData
+//---------------------------------------------------------
+void FluidSynth::sendChannelData()
+ {
+ int chunk_size = 2;
+ int chdata_length = (chunk_size * FS_MAX_NR_OF_CHANNELS) +1 ; //Command and the 2 channels * 16
+ byte chdata[chdata_length];
+ byte* chdptr;
+ chdata[0] = FS_SEND_CHANNELINFO;
+ chdptr = (chdata + 1);
+ for (int i=0; i<FS_MAX_NR_OF_CHANNELS; i++) {
+ *(chdptr) = channels[i].font_extid; //Font external id
+ *(chdptr+1) = i; //Channel nr
+ chdptr += chunk_size;
+ }
+ sendSysex(chdata_length, chdata);
+ // Send drum channel info afterwards (later addition, not very neat, but works...)
+
+ int drumchdata_length = FS_MAX_NR_OF_CHANNELS + 1; //1 byte for the command, one byte for each channel
+ byte drumchdata[drumchdata_length ];
+ byte* drumchdataptr = drumchdata;
+ *drumchdata = FS_SEND_DRUMCHANNELINFO;
+
+ for (int i=0; i<FS_MAX_NR_OF_CHANNELS; i++) {
+ drumchdataptr++;
+ *drumchdataptr = channels[i].drumchannel;
+ }
+ sendSysex(drumchdata_length, drumchdata);
+ }
+
+//---------------------------------------------------------
+// dumpInfo
+//---------------------------------------------------------
+
+void FluidSynth::dumpInfo()
+ {
+ printf("-----------------------------------------------------\n");
+ printf("Dumping info...\n");
+ printf("Last dir: %s\n", lastdir.c_str());
+ for (int i=0; i<FS_MAX_NR_OF_CHANNELS; i++)
+ printf("Chan %d\tFont extid:%d\tintid:%d\tdrumchan:%d\tpreset: %d\n", i, channels[i].font_extid, channels[i].font_intid, channels[i].drumchannel, channels[i].preset);
+
+ printf("\n");
+ for (std::list<FluidSoundFont>::iterator it = stack.begin(); it != stack.end(); it++)
+ printf("Font: %s\tintid: %d\textid %d\tfilename:%s\n", it->name.c_str(), it->intid, it->extid, it->filename.c_str());
+ printf("Reverb on: %d, width: %f, size: %f level: %f damp: %f\n",rev_on, rev_width, rev_size, rev_level, rev_damping);
+ printf("-----------------------------------------------------\n");
+ }
+
+//---------------------------------------------------------
+// guiVisible
+//---------------------------------------------------------
+
+bool FluidSynth::guiVisible() const
+ {
+ return gui->isVisible();
+ }
+
+
+//---------------------------------------------------------
+// showGui
+//---------------------------------------------------------
+
+void FluidSynth::showGui(bool val)
+ {
+ gui->setShown(val);
+ }
+
+//---------------------------------------------------------
+// setController
+//---------------------------------------------------------
+
+bool FluidSynth::setController(int channel, int id, int val)
+ {
+ setController(channel, id, val, false);
+ return false;
+ }
+
+//---------------------------------------------------------
+// setController
+//---------------------------------------------------------
+
+void FluidSynth::setController(int channel, int id, int val, bool fromGui)
+ {
+ //
+ // Channelless controllers
+ //
+ int err = 0;
+ switch (id) {
+ case FS_GAIN: {
+ fluid_synth_set_gain(fluidsynth, (float) val/25); //gives val an interval of approximately[0,5]
+ //Forward to gui if not from Gui
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_GAIN, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ }
+ case FS_REVERB_ON: {
+ rev_on = val;
+ fluid_synth_set_reverb_on(fluidsynth, val); // 0 or 1
+ //if (rev_on)
+ // fluid_synth_set_reverb(fluidsynth, rev_size, rev_damping, rev_width, rev_level);
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_REVERB_ON, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ }
+ case FS_REVERB_LEVEL:
+ //Interval: 0-2
+ rev_level = (double)2*val/16384; //[0,2]
+ //if (rev_on)
+ fluid_synth_set_reverb(fluidsynth, rev_size, rev_damping, rev_width, rev_level);
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_REVERB_LEVEL, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ case FS_REVERB_WIDTH: //
+ rev_width = (double)val/164; //[0,100]
+ //if (rev_on)
+ fluid_synth_set_reverb(fluidsynth, rev_size, rev_damping, rev_width, rev_level);
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_REVERB_WIDTH, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ case FS_REVERB_DAMPING: //[0,1]
+ rev_damping = (double)val/16384;
+ //if (rev_on)
+ fluid_synth_set_reverb(fluidsynth, rev_size, rev_damping, rev_width, rev_level);
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_REVERB_DAMPING, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ case FS_REVERB_ROOMSIZE: //[0,1]
+ rev_size = (double)val/16384;
+ //if (rev_on)
+ fluid_synth_set_reverb(fluidsynth, rev_size, rev_damping, rev_width, rev_level);
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_REVERB_ROOMSIZE, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ case FS_CHORUS_ON: {// 0 or 1
+ cho_on = val;
+ fluid_synth_set_chorus_on(fluidsynth, val);
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_CHORUS_ON, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ }
+ case FS_CHORUS_NUM: {//Number of delay lines
+ cho_num = val;
+ fluid_synth_set_chorus(fluidsynth, cho_num, cho_level, cho_speed, cho_depth, cho_type);
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_CHORUS_NUM, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ }
+ case FS_CHORUS_TYPE: {//?
+ cho_type = val;
+ fluid_synth_set_chorus(fluidsynth, cho_num, cho_level, cho_speed, cho_depth, cho_type);
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_CHORUS_TYPE, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ }
+ case FS_CHORUS_SPEED: {//(0.291,5) Hz
+ cho_speed = (double)(0.291 + (double)val/3479);
+ fluid_synth_set_chorus(fluidsynth, cho_num, cho_level, cho_speed, cho_depth, cho_type);
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_CHORUS_SPEED, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ }
+ case FS_CHORUS_DEPTH: { //[0,40]
+ cho_depth = (double) val*40/16383;
+ fluid_synth_set_chorus(fluidsynth, cho_num, cho_level, cho_speed, cho_depth, cho_type);
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_CHORUS_DEPTH, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ }
+ case FS_CHORUS_LEVEL: { //[0,1]
+ cho_level = (double) val/16383;
+ fluid_synth_set_chorus(fluidsynth, cho_num, cho_level, cho_speed, cho_depth, cho_type);
+ if (!fromGui) {
+ MidiPlayEvent ev(0, 0, 0, ME_CONTROLLER, FS_CHORUS_LEVEL, val);
+ gui->writeEvent(ev);
+ }
+ break;
+ }
+ //
+ // Controllers that depend on channels
+ //
+ case CTRL_PITCH:
+ // MusE's range is from -8192 to +8191, fluidsynth seems to be [0, 16384]
+ val +=8192;
+ err = fluid_synth_pitch_bend (fluidsynth, channel, val);
+ break;
+
+ // Added by T356
+ case FS_PITCHWHEELSENS:
+ err = fluid_synth_pitch_wheel_sens(fluidsynth, channel, val);
+ break;
+
+ case CTRL_PROGRAM: {
+ //Check if MusE is trying to set a preset on an unspecified font. If so, ignore.
+ if (FS_DEBUG)
+ printf("Program select : channel %d val %d\n",channel, val);
+ byte font_intid = channels[channel].font_intid;
+
+ if (font_intid == FS_UNSPECIFIED_ID || font_intid == FS_UNSPECIFIED_FONT)
+ return;
+
+ byte banknum = ((val >> 16) & 0xff);
+ byte patch = (val & 0xff);
+ //printf("val: %d banknum: %x patch: %d\n", val, banknum, patch);
+
+ err = fluid_synth_program_select(fluidsynth, channel, font_intid , banknum, patch);
+ if (err)
+ printf("FluidSynth::setController() - Error changing program on soundfont %s, channel: %d\n", fluid_synth_error(fluidsynth), channel);
+ else {
+ channels[channel].preset = val;//setChannelPreset(val, channel);
+ channels[channel].banknum = banknum;
+ }
+ break;
+ }
+ default:
+ if (FS_DEBUG)
+ printf("Setting controller on channel: %d with id: 0x%x to val: %d\n",channel, id, val);
+ err = fluid_synth_cc(fluidsynth, channel, id, val);
+ break;
+ }
+
+ if (err)
+ printf ("FluidSynth::setController() - error processing controller event: %s\n", fluid_synth_error(fluidsynth));
+ }
+
+//---------------------------------------------------------
+// getControllerInfo
+//---------------------------------------------------------
+int FluidSynth::getControllerInfo(int id, const char** name, int* controller, int* min, int* max, int* initval) const
+ {
+ if (id >= NUM_CONTROLLER)
+ return 0;
+ *controller = fluidCtrl[id].num;
+ *name = fluidCtrl[id].name;
+ *min = fluidCtrl[id].min;
+ *max = fluidCtrl[id].max;
+ switch(id)
+ {
+ case 0:
+ *initval = (int)(fluidCtrl[0].max*FS_PREDEF_VOLUME);
+ break;
+ case 1:
+ *initval = 0;
+ break;
+ case 2:
+ *initval = (int)(fluidCtrl[2].max*FS_PREDEF_REVERB_LEVEL);
+ break;
+ case 3:
+ *initval = (int)(fluidCtrl[3].max*FS_PREDEF_REVERB_ROOMSIZE);
+ break;
+ case 4:
+ *initval = (int)(fluidCtrl[4].max*FS_PREDEF_REVERB_DAMPING);
+ break;
+ case 5:
+ *initval = (int)(fluidCtrl[5].max*FS_PREDEF_REVERB_WIDTH);
+ break;
+ case 6:
+ *initval = 0;
+ break;
+ case 7:
+ *initval = (int)(fluidCtrl[7].max*FS_PREDEF_CHORUS_NUM);
+ break;
+ case 8:
+ *initval = (int)(fluidCtrl[8].max*FS_PREDEF_CHORUS_TYPE);
+ break;
+ case 9:
+ *initval = (int)(fluidCtrl[9].max*FS_PREDEF_CHORUS_SPEED);
+ break;
+ case 10:
+ *initval = (int)(fluidCtrl[10].max*FS_PREDEF_CHORUS_DEPTH);
+ break;
+ case 11:
+ *initval = (int)(fluidCtrl[11].max*FS_PREDEF_CHORUS_LEVEL);
+ break;
+ default:
+ *initval = fluidCtrl[id].initval;
+ break;
+ }
+
+ if (FS_DEBUG)
+ //printf("FluidSynth::getControllerInfo() id: %d name: %s controller: %d min: %d max: %d\n",id,*name,*controller,*min,*max);
+ printf("FluidSynth::getControllerInfo() id: %d name: %s controller: %d min: %d max: %d initval: %d\n",id,*name,*controller,*min,*max,*initval);
+ return ++id;
+ }
+
+//---------------------------------------------------------
+// sendError
+//---------------------------------------------------------
+void FluidSynth::sendError(const char *errorMessage)
+ {
+ int len = 2 + strlen(errorMessage);
+ unsigned char data[len];
+ *data = FS_ERROR;
+ memcpy(data + 1, errorMessage, len - 1);
+ sendSysex(len, data);
+ }
+
+//---------------------------------------------------------
+// getNextAvailableExternalId
+//---------------------------------------------------------
+
+int FluidSynth::getNextAvailableExternalId()
+ {
+ unsigned char place[FS_MAX_NR_OF_CHANNELS];
+ for(int i=0; i<FS_MAX_NR_OF_CHANNELS; i++)
+ place[i] = 0;
+ for (std::list<FluidSoundFont>::iterator it = stack.begin(); it != stack.end(); it++)
+ place[it->extid] = 1;
+
+ int i=0;
+ while (i < FS_MAX_NR_OF_CHANNELS && place[i] == 1)
+ i++;
+
+ return i;
+ }
+
+//---------------------------------------------------------
+// sfChannelChange
+//---------------------------------------------------------
+
+void FluidSynth::sfChannelChange(byte extid, byte channel)
+ {
+ if (FS_DEBUG)
+ printf("FluidSynth::sfChannelChange()-Setting channel %d to font with extid %d intid %d\n",channel, extid, getFontInternalIdByExtId(extid));
+ channels[channel].font_extid = extid;
+ channels[channel].font_intid = getFontInternalIdByExtId(extid);
+ }
+
+//---------------------------------------------------------
+// getFontInternalIdByExtId
+//---------------------------------------------------------
+byte FluidSynth::getFontInternalIdByExtId(byte ext_id)
+ {
+ for (std::list<FluidSoundFont>::iterator it = stack.begin(); it !=stack.end(); it++) {
+ if (it->extid == ext_id)
+ return it->intid;
+ }
+ return FS_UNSPECIFIED_FONT;
+ }
+
+//---------------------------------------------------------
+// sendLastDir
+//---------------------------------------------------------
+void FluidSynth::sendLastdir(const char* lastdir)
+ {
+ int n = strlen(lastdir) + 2;
+ byte d[n];
+ d[0] = FS_LASTDIR_CHANGE;
+ memcpy(d+1,lastdir, strlen(lastdir)+1);
+
+ MidiPlayEvent ev(0,0, ME_SYSEX, d, n);
+ gui->writeEvent(ev);
+ }
+
+
+//---------------------------------------------------------
+// rewriteChannelSettings
+//---------------------------------------------------------
+void FluidSynth::rewriteChannelSettings()
+ {
+ //Walk through the channels, remap internal ID:s to external ID:s (something that actually only needs to be done at
+ //startup, since the fonts aren't loaded yet at that time and it isn't possible to give them a correct internal id
+ //since they don't have any at that time, this can probably be fixed in a smarter way (but it works..))
+ for (int i=0; i<FS_MAX_NR_OF_CHANNELS; i++) {
+ int ext_id = channels[i].font_extid;//getFontExternalIdByChannel(i);
+ if (ext_id != FS_UNSPECIFIED_ID) //Check if ext_id is set to any sane font
+ {
+ channels[i].font_intid = getFontInternalIdByExtId(ext_id);//(getFontInternalIdByExtId(ext_id));//if so, get value from the stack
+ }
+ else
+ channels[i].font_intid = FS_UNSPECIFIED_FONT; //if not, set it to unspecified
+ }
+
+ //Assign correct presets to all channels
+ for (int i=0; i<FS_MAX_NR_OF_CHANNELS; i++) {
+ int preset = channels[i].preset;
+ int int_id = channels[i].font_intid;
+ byte banknum = channels[i].banknum;
+
+ if (channels[i].drumchannel)
+ banknum = 128;
+
+ //printf("Channel %d, font int-id %d ext_id %d, preset %d\n",i, int_id, getFontExternalIdByChannel(i), preset);
+ if (!(preset == FS_UNSPECIFIED_PRESET
+ || int_id == FS_UNSPECIFIED_FONT
+ || int_id == FS_UNSPECIFIED_ID)) {
+ int rv = fluid_synth_program_select(fluidsynth, i, int_id, banknum, preset);
+ if (rv)
+ std::cerr << DEBUG_ARGS << "Error changing preset! " << fluid_synth_error(fluidsynth) << std::endl;
+ }
+ }
+ }
+//---------------------------------------------------------
+// getPatchName
+//---------------------------------------------------------
+const char* FluidSynth::getPatchName(int i, int, int, bool /*drum*/) const
+ {
+ if (channels[i].font_intid == FS_UNSPECIFIED_FONT ||
+ channels[i].font_intid == FS_UNSPECIFIED_ID)
+ //return "no preset";
+ return "<unknown>";
+ else if (channels[i].preset == FS_UNSPECIFIED_PRESET)
+ //return "no preset";
+ return "<unknown>";
+ else {
+ fluid_preset_t *preset = fluid_synth_get_channel_preset(fluidsynth, i);
+ //if (!preset) return "no preset";
+ if (!preset) return "<unknown>";
+ return preset->get_name(preset);
+ }
+ }
+//---------------------------------------------------------
+// getPatchInfo
+//---------------------------------------------------------
+const MidiPatch* FluidSynth::getPatchInfo(int i, const MidiPatch* patch) const
+ {
+ //if (channels[i].font_intid == FS_UNSPECIFIED_FONT)
+ if (channels[i].font_intid == FS_UNSPECIFIED_FONT ||
+ channels[i].font_intid == FS_UNSPECIFIED_ID)
+ return 0;
+ //else if (channels[i].preset == FS_UNSPECIFIED_PRESET)
+ // return 0;
+ else {
+ //printf("Getpatchname, channel: %d\n",channel);
+ if (!patch)
+ //Deliver first patch
+ return getFirstPatch(i);
+ else
+ //Deliver next patch
+ return getNextPatch(i, patch);
+ }
+ }
+
+//---------------------------------------------------------
+// getFirstPatch
+//---------------------------------------------------------
+const MidiPatch* FluidSynth::getFirstPatch (int channel) const
+ {
+ static MidiPatch midiPatch;
+
+ midiPatch.typ = 0;
+ midiPatch.lbank = 0;
+
+ fluid_preset_t* preset;
+ int font_id = channels[channel].font_intid;
+ //if (font_id == FS_UNSPECIFIED_FONT)
+ if (font_id == FS_UNSPECIFIED_FONT || font_id == FS_UNSPECIFIED_ID)
+ return 0;
+
+ fluid_sfont_t* sfont = fluid_synth_get_sfont_by_id(fluidsynth, font_id);
+
+ if (!channels[channel].drumchannel) {
+ for (unsigned bank = 0; bank < 128; ++bank) {
+ for (unsigned patch = 0; patch < 128; ++patch) {
+ preset = sfont->get_preset (sfont, bank, patch);
+ if (preset) {
+ midiPatch.hbank = bank;
+ midiPatch.prog = patch;
+ midiPatch.name = preset->get_name (preset);
+ return &midiPatch;
+ }
+ }
+ }
+ return 0;
+ }
+ else { //This is a drumchannel
+ int bank = 128;
+ for (unsigned patch = 0; patch < 128; ++patch) {
+ preset = sfont->get_preset (sfont, bank, patch);
+ if (preset) {
+ midiPatch.hbank = bank;
+ midiPatch.prog = patch;
+ midiPatch.name = preset->get_name(preset);
+ return &midiPatch;
+ }
+ }
+ }
+ return 0;
+ }
+
+//---------------------------------------------------------
+// getNextPatch
+//---------------------------------------------------------
+const MidiPatch* FluidSynth::getNextPatch (int channel, const MidiPatch* patch) const
+ {
+ static MidiPatch midiPatch;
+ //First check if there actually is any soundfont associated to the channel. If not, don't bother
+ int font_id = channels[channel].font_intid;
+ if (font_id == FS_UNSPECIFIED_FONT || font_id == FS_UNSPECIFIED_ID)
+ return 0;
+ if (patch == 0)
+ return getFirstPatch(channel);
+ midiPatch.typ = 0;
+ midiPatch.lbank = 0;
+
+ //printf("Font has internal id: %d\n",font_id);
+ fluid_preset_t* preset;
+ fluid_sfont_t* sfont = fluid_synth_get_sfont_by_id(fluidsynth, font_id);
+
+ if (!channels[channel].drumchannel) {
+ unsigned prog = patch->prog + 1;
+
+ for (unsigned bank = patch->hbank; bank < 128; ++bank) {
+ for ( ; prog < 128; ++prog) {
+ preset = sfont->get_preset (sfont, bank, prog);
+ if (preset) {
+ //printf("Preset info: bank: %d prog: %d name: %s\n", bank, prog, preset->get_name(preset));
+ midiPatch.hbank = bank;
+ midiPatch.prog = prog;
+ midiPatch.name = preset->get_name (preset);
+ return &midiPatch;
+ }
+ }
+ prog = 0; // Reset if we "come around"
+ }
+ }
+ else { //This is a drum channel
+ unsigned bank = 128;
+ unsigned prog = patch->prog;
+ for (prog = patch->prog + 1; prog < 128; ++prog) {
+ preset = sfont->get_preset (sfont, bank, prog);
+ if (preset) {
+ //printf("Preset info: bank: %d prog: %d name: %s\n",bank, prog, preset->get_name(preset));
+ midiPatch.hbank = bank;
+ midiPatch.prog = prog;
+ midiPatch.name = preset->get_name (preset);
+ return &midiPatch;
+ }
+ }
+ }
+ return 0;
+ }
+
+//---------------------------------------------------------
+// popSoundfont
+//---------------------------------------------------------
+
+bool FluidSynth::popSoundfont (int ext_id)
+ {
+ bool success = false;
+ int int_id = getFontInternalIdByExtId(ext_id);
+
+ //if (int_id == FS_UNSPECIFIED_FONT) {
+ if (int_id == FS_UNSPECIFIED_FONT || int_id == FS_UNSPECIFIED_ID) {
+ std::cerr << DEBUG_ARGS << "Internal error! Request for deletion of Soundfont that is not registered!" << std::endl;
+ }
+ else
+ {
+ //Try to unload soundfont
+ int err = fluid_synth_sfunload(fluidsynth, int_id, 0);
+ if (err != -1) {//Success
+ //Check all channels that the font is used in
+ for (int i=0; i<FS_MAX_NR_OF_CHANNELS; i++) {
+ //Set them to unspecified and reset preset settings
+ if (channels[i].font_intid == int_id) {
+ channels[i].font_intid = FS_UNSPECIFIED_ID;
+ channels[i].font_extid = FS_UNSPECIFIED_ID;
+ channels[i].preset = FS_UNSPECIFIED_PRESET;
+ }
+ }
+ //Remove it from soundfont stack
+ for (std::list<FluidSoundFont>::iterator it =stack.begin(); it !=stack.end(); it++) {
+ if (it->intid == int_id) {
+ stack.erase(it);
+ break;
+ }
+ }
+ //Resend fontdata & re-initialize
+ sendSoundFontData();
+ sendChannelData();
+ rewriteChannelSettings();
+ success = true;
+ currentlyLoadedFonts--;
+ }
+ else //OK, there was trouble
+ std::cerr << DEBUG_ARGS << "Error unloading soundfont!" << fluid_synth_error(fluidsynth) << std::endl;
+ }
+ if (FS_DEBUG)
+ printf("Removed soundfont with ext it: %d\n",ext_id);
+ return success;
+ }
+
+//---------------------------------------------------------
+// instantiate
+// construct a new synthesizer instance
+//---------------------------------------------------------
+
+class QWidget;
+static pthread_mutex_t globalMutex;
+static bool mutexEnabled = false;
+
+
+static Mess* instantiate(int sr, QWidget*, QString* projectPathPtr, const char* name)
+ {
+printf("fluidsynth sampleRate %d\n", sr);
+ projPathPtr=projectPathPtr;
+
+ if (!mutexEnabled) {
+ pthread_mutex_init(&globalMutex,NULL);
+ mutexEnabled = true;
+ }
+
+ FluidSynth* synth = new FluidSynth(sr, &globalMutex);
+ if (synth->init(name)) {
+ delete synth;
+ synth = 0;
+ }
+ return synth;
+ }
+
+extern "C"
+ {
+ static MESS descriptor = {
+ "FluidSynth",
+ "FluidSynth soundfont loader by Mathias Lundgren", //Mathias Lundgren (lunar_shuttle@users.sf.net)
+ "0.1", //Version string
+ MESS_MAJOR_VERSION, MESS_MINOR_VERSION,
+ instantiate,
+ };
+ const MESS* mess_descriptor() { return &descriptor; }
+ }
+
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-28 23:58:51 +0000