From e40fc849149dd97c248866a4a1d026dda5e57b62 Mon Sep 17 00:00:00 2001 From: Robert Jonsson Date: Mon, 7 Mar 2011 19:01:11 +0000 Subject: clean3 --- muse_qt4_evolution/synti/fluid/fluid.cpp | 518 ------------------------------- 1 file changed, 518 deletions(-) delete mode 100644 muse_qt4_evolution/synti/fluid/fluid.cpp (limited to 'muse_qt4_evolution/synti/fluid/fluid.cpp') diff --git a/muse_qt4_evolution/synti/fluid/fluid.cpp b/muse_qt4_evolution/synti/fluid/fluid.cpp deleted file mode 100644 index 601b1899..00000000 --- a/muse_qt4_evolution/synti/fluid/fluid.cpp +++ /dev/null @@ -1,518 +0,0 @@ -//========================================================= -// MusE -// Linux Music Editor -// $Id: fluid.cpp,v 1.21 2005/11/23 13:55:32 wschweer Exp $ -// -// This file is derived from fluid Synth and modified -// for MusE. -// Parts of fluid are derived from Smurf Sound Font Editor. -// Parts of Smurf Sound Font Editor are derived from -// awesfx utilities -// Smurf: Copyright (C) 1999-2000 Josh Green -// fluid: Copyright (C) 2001 Peter Hanappe -// MusE: Copyright (C) 2001 Werner Schweer -// awesfx: Copyright (C) 1996-1999 Takashi Iwai -//========================================================= - -#include "muse/midictrl.h" -#include "fluid.h" -#include "fluidgui.h" - -//--------------------------------------------------------- -// instantiate -//--------------------------------------------------------- - -static Mess* instantiate(int sr, const char* name) - { - ISynth* synth = new ISynth(); - synth->setSampleRate(sr); - if (synth->init(name)) { - delete synth; - synth = 0; - } - return synth; - } - -//--------------------------------------------------------- -// MESS -//--------------------------------------------------------- - -extern "C" { - static MESS descriptor = { - "fluid", - "Werner Schweer", - "0.1", // fluid version string - MESS_MAJOR_VERSION, MESS_MINOR_VERSION, - instantiate, - }; - const MESS* mess_descriptor() { return &descriptor; } - } - -//--------------------------------------------------------- -// ISynth -//--------------------------------------------------------- - -ISynth::ISynth() - : Mess(2) - { - _busy = false; - sfont = 0; - _gmMode = false; // General Midi Mode - _fluidsynth = 0; - initBuffer = 0; - initLen = 0; - fontId = -1; - } - -//--------------------------------------------------------- -// playNote -// return true if busy -//--------------------------------------------------------- - -bool ISynth::playNote(int channel, int pitch, int velo) - { - if (_busy) { -// printf("fluid: playNote(): busy!\n"); - return true; - } - if (velo) { - int err = fluid_synth_noteon(_fluidsynth, channel, pitch, velo); - if (err) { - printf("ISynth: noteon error, channel %d pitch %d<%s>\n", - channel, pitch, fluid_synth_error(_fluidsynth)); - } - } - else - fluid_synth_noteoff(_fluidsynth, channel, pitch); - return false; - } - -//--------------------------------------------------------- -// setController -// return true if busy -//--------------------------------------------------------- - -bool ISynth::setController(int ch, int ctrl, int val) - { - if (_busy) { -// printf("fluid: setController(%d,%d,%d): busy!\n", ch, ctrl, val); - return true; - } - switch(ctrl) { - case CTRL_PROGRAM: - { - int hbank = (val & 0xff0000) >> 16; - int lbank = (val & 0xff00) >> 8; - if (hbank > 127) // map "dont care" to 0 - hbank = 0; - if (lbank > 127) - lbank = 0; - if (lbank == 127 || ch == 9) // drum HACK - lbank = 128; - int prog = val & 0x7f; - fluid_synth_program_select(_fluidsynth, ch, - hbank, lbank, prog); - } - break; - - case CTRL_PITCH: - fluid_synth_pitch_bend (_fluidsynth, ch, val); - break; - - default: -// printf("controller %x val %x\n", ctrl & 0x3fff, val); - fluid_synth_cc(_fluidsynth, ch, ctrl & 0x3fff, val); - break; - } - return false; - } - -//--------------------------------------------------------- -// sysex -// 7e 7f 09 01 GM on -// 7e 7f 09 02 GM off -// 7f 7f 04 01 ll hh Master Volume (ll-low byte, hh-high byte) -// 7c 00 01 nn ... replace Soundfont (nn-ascii char of path -// 7c 00 02 nn ... add Soundfont -// 7c 00 03 nn ... remove Soundfont -// -// return true if busy -//--------------------------------------------------------- - -bool ISynth::sysex(int len, const unsigned char* data) - { - if (_busy) { -// printf("fluid: sysex(): busy!\n"); - return true; - } - if (len >= 4) { - //--------------------------------------------- - // Universal Non Realtime - //--------------------------------------------- - - if (data[0] == 0x7e) { - if (data[1] == 0x7f) { // device Id - if (data[2] == 0x9) { // GM - if (data[3] == 0x1) { - gmOn(true); - return false; - } - else if (data[3] == 0x2) { - gmOn(false); - return false; - } - } - } - } - - //--------------------------------------------- - // Universal Realtime - //--------------------------------------------- - - else if (data[0] == 0x7f) { - if (data[1] == 0x7f) { // device Id - if ((data[2] == 0x4) && (data[3] == 0x1)) { - float v = (data[5]*128 + data[4])/32767.0; - fluid_synth_set_gain(_fluidsynth, v); - return false; - } - } - } - - //--------------------------------------------- - // MusE Soft Synth - //--------------------------------------------- - - else if (data[0] == 0x7c) { - int n = len - 3; - if (n < 1) { - printf("fluid: bad sysEx:\n"); - return false; - } - char buffer[n+1]; - memcpy(buffer, (char*)data+3, n); - buffer[n] = 0; - if (data[1] == 0) { // fluid - if (data[2] == 1) { // load sound font - sysexSoundFont(SF_REPLACE, buffer); - return false; - } - else if (data[2] == 2) { // load sound font - sysexSoundFont(SF_ADD, buffer); - return false; - } - else if (data[2] == 3) { // load sound font - sysexSoundFont(SF_REMOVE, buffer); - return false; - } - } - } - else if (data[0] == 0x41) { // roland - if (data[1] == 0x10 && data[2] == 0x42 && data[3] == 0x12 - && data[4] == 0x40 && data[5] == 00 && data[6] == 0x7f - && data[7] == 0x41) { - // gs on - gmOn(true); - return false; - } - } - } - printf("fluid: unknown sysex received, len %d:\n", len); - for (int i = 0; i < len; ++i) - printf("%02x ", data[i]); - printf("\n"); - return false; - } - -//--------------------------------------------------------- -// gmOn -//--------------------------------------------------------- - -void ISynth::gmOn(bool flag) - { - _gmMode = flag; - allNotesOff(); - } - -//--------------------------------------------------------- -// allNotesOff -// stop all notes -//--------------------------------------------------------- - -void ISynth::allNotesOff() - { - for (int ch = 0; ch < 16; ++ch) { - fluid_synth_cc(_fluidsynth, ch, 0x7b, 0); // all notes off - } - } - -//--------------------------------------------------------- -// guiVisible -//--------------------------------------------------------- - -bool ISynth::guiVisible() const - { - return gui->isVisible(); - } - -//--------------------------------------------------------- -// showGui -//--------------------------------------------------------- - -void ISynth::showGui(bool flag) - { - gui->setShown(flag); - } - -//--------------------------------------------------------- -// ~ISynth -//--------------------------------------------------------- - -ISynth::~ISynth() - { - // TODO delete settings - if (_fluidsynth) - delete_fluid_synth(_fluidsynth); - if (initBuffer) - delete [] initBuffer; - } - -//--------------------------------------------------------- -// process -//--------------------------------------------------------- - -void ISynth::process(float** ports, int offset, int n) - { - if (!_busy) { - // - // get and process all pending events from the - // synthesizer GUI - // - while (gui->fifoSize()) - processEvent(gui->readEvent()); - fluid_synth_write_float(_fluidsynth, n, ports[0], - offset, 1, ports[1], offset, 1); - } - // printf("%f %f\n", *ports[0], *(ports[0]+1)); - } - -//--------------------------------------------------------- -// getPatchName -//--------------------------------------------------------- - -const char* ISynth::getPatchName(int /*ch*/, int val, int) const - { - int hbank = (val & 0xff0000) >> 16; - int lbank = (val & 0xff00) >> 8; - if (hbank > 127) - hbank = 0; - if (lbank > 127) - lbank = 0; - if (lbank == 127) // drum HACK - lbank = 128; - int prog = val & 0x7f; - char* name = "---"; - - if (_busy) { - printf("fluid: getPatchName(): busy!\n"); - return name; - } - fluid_font = fluid_synth_get_sfont_by_id(_fluidsynth, hbank); - if (fluid_font) { - fluid_preset_t* preset = (*fluid_font->get_preset)(fluid_font, lbank, prog); - if (preset) - name = (*preset->get_name)(preset); - else - fprintf(stderr, "no fluid preset for bank %d prog %d\n", - lbank, prog); - } - else - fprintf(stderr, "ISynth::getPatchName(): no fluid font id=%d found\n", hbank); - return name; - } - -//--------------------------------------------------------- -// getNextPatch -//--------------------------------------------------------- - -const MidiPatch* ISynth::getPatchInfo(int ch, const MidiPatch* p) const - { - if (_busy) { - printf("fluid: getPatchInfo(): busy!\n"); - return 0; - } - if (p == 0) { - // get font at font stack index 0 - fluid_font = fluid_synth_get_sfont(_fluidsynth, 0); - if (fluid_font == 0) - return 0; - (*fluid_font->iteration_start)(fluid_font); - } - fluid_preset_t preset; - - while ((*fluid_font->iteration_next)(fluid_font, &preset)) { - patch.hbank = fluid_sfont_get_id(fluid_font); - int bank = (*preset.get_banknum)(&preset); - if (ch == 9 && bank != 128) // show only drums for channel 10 - continue; - if (bank == 128) - bank = 127; - patch.typ = 0; - patch.name = (*preset.get_name)(&preset); - patch.lbank = bank; - patch.prog = (*preset.get_num)(&preset); - return &patch; - } - return 0; - } - -//--------------------------------------------------------- -// getInitData -// construct an initialization string which can be used -// as a sysex to restore current state -//--------------------------------------------------------- - -void ISynth::getInitData(int* len, const unsigned char** data) - { - if (sfont == 0) { - *len = 0; - return; - } - int n = 4 + strlen(sfont); - if (n > initLen) { - if (initBuffer) - delete [] initBuffer; - initBuffer = new unsigned char[n]; - } - initBuffer[0] = 0x7c; - initBuffer[1] = 0x00; - initBuffer[2] = SF_REPLACE; - strcpy((char*)(initBuffer+3), sfont); - *len = n; - *data = initBuffer; - } - -//--------------------------------------------------------- -// sysexSoftfont -//--------------------------------------------------------- - -void ISynth::sysexSoundFont(SfOp op, const char* data) - { - char c = 'x'; - allNotesOff(); - switch(op) { - case SF_REMOVE: - break; - case SF_REPLACE: - case SF_ADD: - if (sfont && (strcmp(sfont, data) == 0)) { - fprintf(stderr, "fluid: font already loaded\n"); - break; - } - if (_busy) { - fprintf(stderr, "fluid: busy!\n"); - break; - } - _busy = true; - if (sfont) - delete[] sfont; - sfont = new char[strlen(data)+1]; - strcpy(sfont, data); - _busy = true; - write(writeFd, &c, 1); - break; - } - } - -//--------------------------------------------------------- -// fontLoad -// helper thread to load soundfont in the -// background -//--------------------------------------------------------- - -static void* helper(void* t) - { - ISynth* is = (ISynth*) t; - is->noRTHelper(); - pthread_exit(0); - } - -//------------------------------------ -// noRTHelper -//--------------------------------------------------------- - -void ISynth::noRTHelper() - { - for (;;) { - char c; - int n = read(readFd, &c, 1); - if (n != 1) { - perror("ISynth::read ipc failed\n"); - continue; - } - int id = getFontId(); - if (id != -1) { - fprintf(stderr, "ISynth: unload old font\n"); - fluid_synth_sfunload(synth(), (unsigned)id, true); - } - int rv = fluid_synth_sfload(synth(), getFont(), true); - if (rv == -1) { - fprintf(stderr, "ISynth: sfload %s failed\n", - fluid_synth_error(synth())); - } - else { - setFontId(rv); - fprintf(stderr, "ISynth: sfont %s loaded as %d\n ", - getFont(), rv); - } - fluid_synth_set_gain(synth(), 1.0); //? - _busy = false; - } - } - -//--------------------------------------------------------- -// init -// return true on error -//--------------------------------------------------------- - -bool ISynth::init(const char* name) - { - fluid_settings_t* settings; - settings = new_fluid_settings(); - fluid_settings_setnum(settings, "synth.sample-rate", float(sampleRate())); - - _fluidsynth = new_fluid_synth(settings); - - //--------------------------------------- - // create non realtime helper thread - // create message channels - // - int filedes[2]; // 0 - reading 1 - writing - if (pipe(filedes) == -1) { - perror("ISynth::thread:creating pipe"); - return true; - } - readFd = filedes[0]; - writeFd = filedes[1]; - - pthread_attr_t* attributes = (pthread_attr_t*) malloc(sizeof(pthread_attr_t)); - pthread_attr_init(attributes); - if (pthread_create(&helperThread, attributes, ::helper, this)) - perror("creating thread failed:"); - pthread_attr_destroy(attributes); - - char* p = getenv("DEFAULT_SOUNDFONT"); - if (p) { - sfont = new char[strlen(p)+1]; - strcpy(sfont, p); - char c = 'x'; - _busy = true; - write(writeFd, &c, 1); - } - - gui = new FLUIDGui; - gui->hide(); // to avoid flicker during MusE startup - gui->setWindowTitle(QString(name)); - return false; - } - -- cgit v1.2.3