diff options
Diffstat (limited to 'attic/muse_qt4_evolution/synti/mus/mus.cpp')
| -rw-r--r-- | attic/muse_qt4_evolution/synti/mus/mus.cpp | 276 |
1 files changed, 0 insertions, 276 deletions
diff --git a/attic/muse_qt4_evolution/synti/mus/mus.cpp b/attic/muse_qt4_evolution/synti/mus/mus.cpp deleted file mode 100644 index a112b450..00000000 --- a/attic/muse_qt4_evolution/synti/mus/mus.cpp +++ /dev/null @@ -1,276 +0,0 @@ -//============================================================================= -// MusE -// Linux Music Editor -// $Id:$ -// -// Copyright (C) 2002-2006 by Werner Schweer and others -// -// This program is free software; you can redistribute it and/or modify -// it under the terms of the GNU General Public License version 2. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU General Public License for more details. -// -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. -//============================================================================= - -#include "all.h" -#include <stdio.h> -#include <getopt.h> -#include <dlfcn.h> - -#include "config.h" -#include "libsynti/mess.h" -#include "jackaudio.h" -#include <jack/midiport.h> - -static const char* versionString = "1.0"; -static bool debug = false; - -static int sampleRate; -static int segmentSize; - -static Mess* mess; -static const int MAX_OUTPORTS = 8; -static jack_port_t* inPort; -static jack_port_t* outPorts[MAX_OUTPORTS]; -static float* outBuffer[MAX_OUTPORTS]; - -//--------------------------------------------------------- -// processAudio -// JACK callback -//--------------------------------------------------------- - -static int processAudio(jack_nframes_t nFrames, void*) - { - int nch = mess->channels(); - for (int i = 0; i < nch; ++i) { - outBuffer[i] = (float*)jack_port_get_buffer(outPorts[i], nFrames); -#ifdef JACK107 - jack_midi_clear_buffer(outBuffer[i]); -#endif -#ifdef JACK103 - jack_midi_clear_buffer(outBuffer[i], nFrames); -#endif - // memset(outBuffer[i], 0, sizeof(float) * nFrames); - } - while(mess->eventsPending()) - mess->processEvent(mess->receiveEvent()); - - void* midi = jack_port_get_buffer(inPort, nFrames); -#ifdef JACK107 - int n = jack_midi_get_event_count(midi); -#endif -#ifdef JACK103 - int n = jack_midi_get_event_count(midi, nFrames); -#endif - unsigned offset = 0; - - for (int i = 0; i < n; ++i) { - jack_midi_event_t event; - -#ifdef JACK107 - jack_midi_event_get(&event, midi, i); -#endif -#ifdef JACK103 - jack_midi_event_get(&event, midi, i, nFrames); -#endif - mess->process(outBuffer, offset, event.time - offset); - offset = event.time; - MidiEvent e; - e.setType(event.buffer[0] & 0xf0); - e.setChannel(event.buffer[0] & 0xf); - e.setA(event.buffer[1]); - e.setB(event.buffer[2]); - mess->processEvent(e); - } - if (offset < nFrames) - mess->process(outBuffer, offset, nFrames - offset); - return 0; - } - -//--------------------------------------------------------- -// jackError -//--------------------------------------------------------- - -static void jackError(const char* s) - { - fprintf(stderr, "JACK ERROR: %s\n", s); - } - -//--------------------------------------------------------- -// noJackError -//--------------------------------------------------------- - -static void noJackError(const char* /* s */) - { - } - -//--------------------------------------------------------- -// printVersion -//--------------------------------------------------------- - -static void printVersion(const char* programName) - { - printf("%s: Version %s\n", programName, versionString); - } - -//--------------------------------------------------------- -// usage -//--------------------------------------------------------- - -static void usage(const char* programName) - { - fprintf(stderr, "%s: usage <options> MusE-synthesizer-plugin-name\n" - " options: -v print version\n" - " -d debug mode on\n", - programName - ); - } - -//--------------------------------------------------------- -// main -//--------------------------------------------------------- - -int main(int argc, char* argv[]) - { - new QApplication(argc, argv); - int c; - while ((c = getopt(argc, argv, "vd")) != EOF) { - switch (c) { - case 'v': - printVersion(argv[0]); - return 0; - case 'd': - debug = true; - break; - default: - usage(argv[0]); - return -1; - } - } - argc -= optind; - if (argc != 1) { - usage(argv[0]); - return -1; - } - // - // load synthesizer plugin - // - QDir pluginDir(INSTPREFIX "/lib/" INSTALL_NAME "/synthi"); - if (!pluginDir.exists()) { - fprintf(stderr, "plugin directory <%s> not found\n", - pluginDir.path().toLocal8Bit().data()); - return -2; - } - QString pluginName(argv[1]); - if (!pluginName.endsWith(".so", Qt::CaseInsensitive)) - pluginName += ".so"; - if (!pluginDir.exists(pluginName)) { - fprintf(stderr, "plugin <%s> in directory <%s> not found\n", - pluginName.toLocal8Bit().data(), - pluginDir.path().toLocal8Bit().data()); - return -3; - } - QString path = pluginDir.filePath(pluginName); - void* handle = dlopen(path.toLocal8Bit().data(), RTLD_LAZY); - if (handle == 0) { - fprintf(stderr, "%s: dlopen(%s) failed: %s\n", - argv[0], path.toLocal8Bit().data(), dlerror()); - return -4; - } - typedef const MESS* (*MESS_Function)(); - MESS_Function msynth = (MESS_Function)dlsym(handle, "mess_descriptor"); - if (!msynth) { - fprintf(stderr, - "%s: Unable to find msynth_descriptor() function in plugin\n" - "Are you sure this is a MESS plugin file?\n%s", - argv[0], dlerror()); - return -5; - } - const MESS* descr = msynth(); - if (descr == 0) { - fprintf(stderr, "%s: instantiate: no MESS descr found\n", - argv[0]); - return 6; - } - // - // initialize JACK - // - if (debug) { - fprintf(stderr, "init JACK audio\n"); - jack_set_error_function(jackError); - } - else - jack_set_error_function(noJackError); - - jack_client_t* client; - int i = 0; - QString instanceName; - QString s(pluginName.left(pluginName.size()-3)); - s += "-%1"; - static const int MAX_INSTANCES = 100; - for (i = 0; i < MAX_INSTANCES; ++i) { - instanceName = s.arg(i); - const char* jackIdString = strdup(instanceName.toLocal8Bit().data()); - client = jack_client_new(jackIdString); - if (client) - break; - } - if (i == MAX_INSTANCES) { - fprintf(stderr, "%s: too many instances of the synth! (>%d)\n", - argv[0], MAX_INSTANCES); - return -7; - } - jack_set_error_function(jackError); - if (debug) - fprintf(stderr, "init Jack Audio: register device\n"); - // jackAudio = new JackAudio(client, jackIdString); - if (debug) - fprintf(stderr, "init Jack Audio: register client\n"); - - jack_set_process_callback(client, processAudio, 0); -// jack_set_sync_callback(_client, processSync, 0); -// jack_on_shutdown(_client, processShutdown, 0); -// jack_set_buffer_size_callback(_client, bufsize_callback, 0); -// jack_set_sample_rate_callback(_client, srate_callback, 0); -// jack_set_port_registration_callback(_client, registration_callback, 0); -// jack_set_graph_order_callback(_client, graph_callback, 0); -// jack_set_freewheel_callback (_client, freewheel_callback, 0); -// jack_set_timebase_callback(_client, 0, timebase_callback, 0); - - sampleRate = jack_get_sample_rate(client); - segmentSize = jack_get_buffer_size(client); - // - // instantiate Synthesizer - // - mess = descr->instantiate(sampleRate, instanceName.toLocal8Bit().data()); - if (mess == 0) { - fprintf(stderr, "%s: instantiate failed\n", - argv[0]); - } - - int channels = mess->channels(); - if (channels > MAX_OUTPORTS) { - channels = MAX_OUTPORTS; - fprintf(stderr, "%s: too many outports %d > %d\n", - argv[0], channels, MAX_OUTPORTS); - } - for (int i = 0; i < channels; ++i) { - char portName[64]; - snprintf(portName, 64, "audioOut-%d", i); - outPorts[i] = jack_port_register(client, portName, - JACK_DEFAULT_AUDIO_TYPE, JackPortIsOutput, 0); - } - inPort = jack_port_register(client, "midiIn", - JACK_DEFAULT_MIDI_TYPE, JackPortIsInput, 0); - if (mess->hasGui()) - mess->showGui(true); - jack_activate(client); - qApp->exec(); - } - |