void
OSCQueue::postMessage(OSCMessage message)
{
int count = 0, max = 5;
while (m_buffer.getWriteSpace() == 0) {
if (count == max) {
std::cerr << "ERROR: OSCQueue::postMessage: OSC message queue is full and not clearing -- abandoning incoming message" << std::endl;
return;
}
std::cerr << "WARNING: OSCQueue::postMessage: OSC message queue (capacity " << m_buffer.getSize() << " is full!" << std::endl;
std::cerr << "Waiting for something to be processed" << std::endl;
#ifdef _WIN32
Sleep(1);
#else
sleep(1);
#endif
count++;
}
OSCMessage *mp = new OSCMessage(message);
m_buffer.write(&mp, 1);
std::cerr << "OSCQueue::postMessage: Posted OSC message: target "
<< message.getTarget() << ", target data " << message.getTargetData()
<< ", method " << message.getMethod().toStdString() << std::endl;
emit messagesAvailable();
}
void
AudioPluginOSCGUIManager::dispatch()
{
if (!m_studio)
return ;
while (m_oscBuffer.getReadSpace() > 0) {
OSCMessage *message = 0;
m_oscBuffer.read(&message, 1);
int instrument = message->getTarget();
int position = message->getTargetData();
PluginContainer *container = m_studio->getContainerById(instrument);
if (!container) continue;
AudioPluginInstance *pluginInstance = container->getPlugin(position);
if (!pluginInstance) continue;
AudioPluginOSCGUI *gui = 0;
if (m_guis.find(instrument) == m_guis.end()) {
RG_DEBUG << "AudioPluginOSCGUIManager: no GUI for instrument "
<< instrument << endl;
} else if (m_guis[instrument].find(position) == m_guis[instrument].end()) {
RG_DEBUG << "AudioPluginOSCGUIManager: no GUI for instrument "
<< instrument << ", position " << position << endl;
} else {
gui = m_guis[instrument][position];
}
std::string method = message->getMethod();
char type;
const lo_arg *arg;
// These generally call back on the RosegardenMainWindow. We'd
// like to emit signals, but making AudioPluginOSCGUIManager a
// QObject is problematic if it's only conditionally compiled.
if (method == "control") {
if (message->getArgCount() != 2) {
RG_DEBUG << "AudioPluginOSCGUIManager: wrong number of args ("
<< message->getArgCount() << ") for control method"
<< endl;
goto done;
}
if (!(arg = message->getArg(0, type)) || type != 'i') {
RG_DEBUG << "AudioPluginOSCGUIManager: failed to get port number"
<< endl;
goto done;
}
int port = arg->i;
if (!(arg = message->getArg(1, type)) || type != 'f') {
RG_DEBUG << "AudioPluginOSCGUIManager: failed to get port value"
<< endl;
goto done;
}
float value = arg->f;
RG_DEBUG << "AudioPluginOSCGUIManager: setting port " << port
<< " to value " << value << endl;
m_mainWindow->slotChangePluginPort(instrument, position, port, value);
} else if (method == "program") {
if (message->getArgCount() != 2) {
RG_DEBUG << "AudioPluginOSCGUIManager: wrong number of args ("
<< message->getArgCount() << ") for program method"
<< endl;
goto done;
}
if (!(arg = message->getArg(0, type)) || type != 'i') {
RG_DEBUG << "AudioPluginOSCGUIManager: failed to get bank number"
<< endl;
goto done;
}
int bank = arg->i;
if (!(arg = message->getArg(1, type)) || type != 'i') {
RG_DEBUG << "AudioPluginOSCGUIManager: failed to get program number"
<< endl;
goto done;
}
int program = arg->i;
QString programName = StudioControl::getPluginProgram
(pluginInstance->getMappedId(), bank, program);
m_mainWindow->slotChangePluginProgram(instrument, position, programName);
} else if (method == "update") {
if (message->getArgCount() != 1) {
RG_DEBUG << "AudioPluginOSCGUIManager: wrong number of args ("
<< message->getArgCount() << ") for update method"
<< endl;
goto done;
}
if (!(arg = message->getArg(0, type)) || type != 's') {
RG_DEBUG << "AudioPluginOSCGUIManager: failed to get GUI URL"
<< endl;
goto done;
}
QString url = &arg->s;
if (!gui) {
RG_DEBUG << "AudioPluginOSCGUIManager: no GUI for update method"
<< endl;
goto done;
}
gui->setGUIUrl(url);
for (AudioPluginInstance::ConfigMap::const_iterator i =
pluginInstance->getConfiguration().begin();
i != pluginInstance->getConfiguration().end(); ++i) {
QString key = strtoqstr(i->first);
QString value = strtoqstr(i->second);
#ifdef DSSI_PROJECT_DIRECTORY_KEY
if (key == PluginIdentifier::RESERVED_PROJECT_DIRECTORY_KEY) {
key = DSSI_PROJECT_DIRECTORY_KEY;
}
#endif
RG_DEBUG << "update: configuration: " << key << " -> "
<< value << endl;
gui->sendConfiguration(key, value);
}
unsigned long rv = StudioControl::getPluginProgram
(pluginInstance->getMappedId(), strtoqstr(pluginInstance->getProgram()));
int bank = rv >> 16;
int program = rv - (bank << 16);
gui->sendProgram(bank, program);
int controlCount = 0;
for (PortInstanceIterator i = pluginInstance->begin();
i != pluginInstance->end(); ++i) {
gui->sendPortValue((*i)->number, (*i)->value);
/* Avoid overloading the GUI if there are lots and lots of ports */
if (++controlCount % 50 == 0)
usleep(300000);
}
gui->show();
} else if (method == "configure") {
if (message->getArgCount() != 2) {
RG_DEBUG << "AudioPluginOSCGUIManager: wrong number of args ("
<< message->getArgCount() << ") for configure method"
<< endl;
goto done;
}
if (!(arg = message->getArg(0, type)) || type != 's') {
RG_DEBUG << "AudioPluginOSCGUIManager: failed to get configure key"
<< endl;
goto done;
}
QString key = &arg->s;
if (!(arg = message->getArg(1, type)) || type != 's') {
RG_DEBUG << "AudioPluginOSCGUIManager: failed to get configure value"
<< endl;
goto done;
}
QString value = &arg->s;
#ifdef DSSI_RESERVED_CONFIGURE_PREFIX
if (key.startsWith(DSSI_RESERVED_CONFIGURE_PREFIX) ||
key == PluginIdentifier::RESERVED_PROJECT_DIRECTORY_KEY) {
RG_DEBUG << "AudioPluginOSCGUIManager: illegal reserved configure call from gui: " << key << " -> " << value;
goto done;
}
#endif
RG_DEBUG << "AudioPluginOSCGUIManager: configure(" << key << "," << value
<< ")" << endl;
m_mainWindow->slotChangePluginConfiguration(instrument, position,
#ifdef DSSI_GLOBAL_CONFIGURE_PREFIX
key.startsWith(DSSI_GLOBAL_CONFIGURE_PREFIX),
#else
false,
#endif
key, value);
} else if (method == "midi") {
if (message->getArgCount() != 1) {
RG_DEBUG << "AudioPluginOSCGUIManager: wrong number of args ("
<< message->getArgCount() << ") for midi method"
<< endl;
goto done;
}
if (!(arg = message->getArg(0, type)) || type != 'm') {
RG_DEBUG << "AudioPluginOSCGUIManager: failed to get MIDI event"
<< endl;
goto done;
}
RG_DEBUG << "AudioPluginOSCGUIManager: handling MIDI message";
// let's only handle note on and note off
int eventCode = arg->m[1];
int eventType = eventCode & MIDI_MESSAGE_TYPE_MASK;
if (eventType == MIDI_NOTE_ON ||
eventType == MIDI_NOTE_OFF) {
MappedEvent ev(instrument,
MappedEvent::MidiNote,
MidiByte(arg->m[2]),
MidiByte(arg->m[3]),
RealTime::zeroTime,
RealTime::zeroTime,
RealTime::zeroTime);
if (eventType == MIDI_NOTE_OFF)
ev.setVelocity(0);
StudioControl::sendMappedEvent(ev);
}
} else if (method == "exiting") {
RG_DEBUG << "AudioPluginOSCGUIManager: GUI exiting";
stopGUI(instrument, position);
m_mainWindow->slotPluginGUIExited(instrument, position);
} else {
RG_DEBUG << "AudioPluginOSCGUIManager: unknown method " << method;
}
done:
delete message;
}