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-rw-r--r--attic/muse_qt4_evolution/synti/fluidsynth/fluidsynti.cpp1174
1 files changed, 0 insertions, 1174 deletions
diff --git a/attic/muse_qt4_evolution/synti/fluidsynth/fluidsynti.cpp b/attic/muse_qt4_evolution/synti/fluidsynth/fluidsynti.cpp
deleted file mode 100644
index 57e72262..00000000
--- a/attic/muse_qt4_evolution/synti/fluidsynth/fluidsynti.cpp
+++ /dev/null
@@ -1,1174 +0,0 @@
-/*
- * MusE FLUID Synth softsynth plugin
- *
- * Copyright (C) 2004 Mathias Lundgren (lunar_shuttle@users.sourcforge.net)
- *
- * $Id: fluidsynti.cpp,v 1.28 2005/12/18 14:09:54 wschweer Exp $
- *
- */
-
-#include "fluidsynti.h"
-#include "muse/midi.h"
-
-#include <list>
-#include <iostream>
-
-
-FluidCtrl FluidSynth::fluidCtrl[] = {
- { "Gain", FS_GAIN ,0, 127},
- { "Master reverb on/off", FS_REVERB_ON , 0, 1},
- { "Master reverb level", FS_REVERB_LEVEL, 0, 16384 },
- { "Master reverb size", FS_REVERB_ROOMSIZE, 0, 16384 }, // Interval: [0,1]
- { "Master reverb damping", FS_REVERB_DAMPING, 0, 16384 }, // Interval: [0,1]
- { "Master reverb width", FS_REVERB_WIDTH, 0, 16384 }, // Interval: [0,100]
- { "Master chorus on/off", FS_CHORUS_ON, 0, 1},
- { "Master chorus num delay lines", FS_CHORUS_NUM, 0, 10 }, //Default: 3
- { "Master chorus type", FS_CHORUS_TYPE, 0, 1 },
- { "Master chorus speed", FS_CHORUS_SPEED, 0, 16384 }, // (0.291,5) Hz
- { "Master chorus depth", FS_CHORUS_DEPTH, 0, 16384 }, // [0,40]
- { "Master chorus level", FS_CHORUS_LEVEL, 0, 16384 }, // [0,1]
- { "Modulation", CTRL_MODULATION, 0, 127 },
- { "Portamento time", CTRL_PORTAMENTO_TIME, 0, 127 },
- { "Volume", CTRL_VOLUME, 0, 127 },
- { "Pan", CTRL_PANPOT, 0, 127 },
- { "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 }
- };
-
-static int NUM_CONTROLLER = sizeof(FluidSynth::fluidCtrl)/sizeof(*(FluidSynth::fluidCtrl));
-
-//
-// Fluidsynth
-//
-FluidSynth::FluidSynth(int sr) : Mess(2)
- {
- setSampleRate(sr);
- fluid_settings_t* s = new_fluid_settings();
- fluid_settings_setnum(s, "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);
-
-/*
- buffer = 0;
- bufferlen = 0;
- */
- }
-
-FluidSynth::~FluidSynth()
- {
- /*
- int err = delete_fluid_synth (_fluidsynth);
- 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->setWindowTitle(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;
- }
-
-//---------------------------------------------------------
-// process
-// called from host
-//---------------------------------------------------------
-
-void FluidSynth::process(float** ports, int offset, int len)
- {
- //Process messages from the gui
- while (gui->fifoSize()) {
- MidiEvent 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)
- {
- // 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++) {
- len+=strlen(it->filename.c_str()) + 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++) {
- memcpy(chptr, it->filename.c_str(), strlen(it->filename.c_str())+1);
- chptr = chptr + 1 + strlen(it->filename.c_str());
- }
-
- //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)
- {
- 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 (*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 MidiEvent& 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());
- }
- return false;
- }
-
-//---------------------------------------------------------
-// sysex
-//---------------------------------------------------------
-
-bool FluidSynth::sysex(int n, const unsigned char* d)
- {
- if (n == 0 || d == 0)
- return false;
- 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)
- {
- MidiEvent ev(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, FluidSynth::fontLoadThread, (void*) helper))
- perror("creating thread failed:");
-
- pthread_attr_destroy(attributes);
- return true;
- }
-
-//---------------------------------------------------------
-// fontLoadThread
-// helper thread to load soundfont in the
-// background
-//---------------------------------------------------------
-
-void* FluidSynth::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
- QFileInfo fi(filename);
- font.name = fi.baseName().toLatin1().data();
- 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();
- fptr->sendFontSuccessfullyLoaded(filename, font.extid);
- }
-
- pthread_exit(0);
- }
-
-//---------------------------------------------------------
-// playNote
-// called from host
-//---------------------------------------------------------
-
-bool FluidSynth::playNote(int channel, int pitch, int velo)
- {
- if (channels[channel].font_intid == FS_UNSPECIFIED_FONT)
- 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) {
- MidiEvent ev(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) {
- MidiEvent ev(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) {
- MidiEvent ev(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) {
- MidiEvent ev(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) {
- MidiEvent ev(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) {
- MidiEvent ev(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) {
- MidiEvent ev(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) {
- MidiEvent ev(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) {
- MidiEvent ev(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) {
- MidiEvent ev(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) {
- MidiEvent ev(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) {
- MidiEvent ev(0, 0, ME_CONTROLLER, FS_CHORUS_LEVEL, val);
- gui->writeEvent(ev);
- }
- break;
- }
- //
- // Controllers that depend on channels
- //
- case CTRL_PITCH:
- err = fluid_synth_pitch_bend (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)
- {
- if (id >= NUM_CONTROLLER)
- return 0;
- *controller = fluidCtrl[id].num;
- *name = fluidCtrl[id].name;
- *min = fluidCtrl[id].min;
- *max = fluidCtrl[id].max;
- if (FS_DEBUG)
- printf("FluidSynth::getControllerInfo() id: %d name: %s controller: %d min: %d max: %d\n",id,*name,*controller,*min,*max);
- 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);
-
- MidiEvent ev(0, ME_SYSEX, d, n);
- gui->writeEvent(ev);
- }
-
-//---------------------------------------------------------
-// sendLastDir
-//---------------------------------------------------------
-void FluidSynth::sendFontSuccessfullyLoaded(const char* filename, byte extid)
- {
- // extid first, then filename:
- int n = strlen(filename) + 3;
- byte d[n];
- d[0] = FS_FONT_SUCCESSFULLY_LOADED;
- d[1] = extid;
- memcpy(d+2, filename, strlen(filename)+1);
- MidiEvent ev(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 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) const
- {
- if (channels[i].font_intid == FS_UNSPECIFIED_FONT)
- return "no preset";
- else if (channels[i].preset == FS_UNSPECIFIED_PRESET)
- return "no preset";
- else {
- //printf("Getpatchname, channel: %d\n",channel);
- fluid_preset_t *preset = fluid_synth_get_channel_preset(fluidsynth, i);
- if (!preset) return "no preset";
- return preset->get_name(preset);
- }
- }
-
-//---------------------------------------------------------
-// getPatchInfo
-//---------------------------------------------------------
-const MidiPatch* FluidSynth::getPatchInfo(int i, const MidiPatch* patch) const
- {
- if (channels[i].font_intid == FS_UNSPECIFIED_FONT)
- 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)
- 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)
- return 0;
- if (patch == 0)
- return getFirstPatch(channel);
-
- midiPatch.typ = 0;
- midiPatch.lbank = 0;
-
- if (font_id == FS_UNSPECIFIED_FONT)
- return 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) {
- 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 Mess* instantiate(int sr, const char* name)
- {
- printf("fluidsynth sampleRate %d\n", sr);
- FluidSynth* synth = new FluidSynth(sr);
- if (synth->init(name)) {
- delete synth;
- synth = 0;
- }
- return synth;
- }
-
-extern "C"
- {
- static MESS descriptor = {
- "FluidSynth",
- "Mathias Lundgren (lunar_shuttle@users.sf.net)",
- "0.1", //Version string
- MESS_MAJOR_VERSION, MESS_MINOR_VERSION,
- instantiate,
- };
- const MESS* mess_descriptor() { return &descriptor; }
- }
-
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