/[svn]/linuxsampler/trunk/src/network/lscpserver.cpp
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Diff of /linuxsampler/trunk/src/network/lscpserver.cpp

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revision 1525 by schoenebeck, Sun Nov 25 17:47:46 2007 UTC revision 1897 by persson, Sun May 10 09:31:51 2009 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
6   *   Copyright (C) 2005 - 2007 Christian Schoenebeck                       *   *   Copyright (C) 2005 - 2009 Christian Schoenebeck                       *
7   *                                                                         *   *                                                                         *
8   *   This library is free software; you can redistribute it and/or modify  *   *   This library is free software; you can redistribute it and/or modify  *
9   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 21  Line 21 
21   *   MA  02111-1307  USA                                                   *   *   MA  02111-1307  USA                                                   *
22   ***************************************************************************/   ***************************************************************************/
23    
24    #include <algorithm>
25    #include <string>
26    
27    #include "../common/File.h"
28  #include "lscpserver.h"  #include "lscpserver.h"
29  #include "lscpresultset.h"  #include "lscpresultset.h"
30  #include "lscpevent.h"  #include "lscpevent.h"
31    
32  #if defined(WIN32)  #if defined(WIN32)
33    #include <windows.h>
34  #else  #else
35  #include <fcntl.h>  #include <fcntl.h>
36  #endif  #endif
# Line 39  Line 44 
44  #include "../drivers/audio/AudioOutputDeviceFactory.h"  #include "../drivers/audio/AudioOutputDeviceFactory.h"
45  #include "../drivers/midi/MidiInputDeviceFactory.h"  #include "../drivers/midi/MidiInputDeviceFactory.h"
46    
47    namespace LinuxSampler {
48    
49  /**  /**
50   * Returns a copy of the given string where all special characters are   * Returns a copy of the given string where all special characters are
# Line 100  Mutex LSCPServer::NotifyBufferMutex = Mu Line 106  Mutex LSCPServer::NotifyBufferMutex = Mu
106  Mutex LSCPServer::SubscriptionMutex = Mutex();  Mutex LSCPServer::SubscriptionMutex = Mutex();
107  Mutex LSCPServer::RTNotifyMutex = Mutex();  Mutex LSCPServer::RTNotifyMutex = Mutex();
108    
109  LSCPServer::LSCPServer(Sampler* pSampler, long int addr, short int port) : Thread(true, false, 0, -4) {  LSCPServer::LSCPServer(Sampler* pSampler, long int addr, short int port) : Thread(true, false, 0, -4), eventHandler(this) {
110      SocketAddress.sin_family      = AF_INET;      SocketAddress.sin_family      = AF_INET;
111      SocketAddress.sin_addr.s_addr = addr;      SocketAddress.sin_addr.s_addr = addr;
112      SocketAddress.sin_port        = port;      SocketAddress.sin_port        = port;
# Line 126  LSCPServer::LSCPServer(Sampler* pSampler Line 132  LSCPServer::LSCPServer(Sampler* pSampler
132      LSCPEvent::RegisterEvent(LSCPEvent::event_db_instr_info, "DB_INSTRUMENT_INFO");      LSCPEvent::RegisterEvent(LSCPEvent::event_db_instr_info, "DB_INSTRUMENT_INFO");
133      LSCPEvent::RegisterEvent(LSCPEvent::event_db_instrs_job_info, "DB_INSTRUMENTS_JOB_INFO");      LSCPEvent::RegisterEvent(LSCPEvent::event_db_instrs_job_info, "DB_INSTRUMENTS_JOB_INFO");
134      LSCPEvent::RegisterEvent(LSCPEvent::event_misc, "MISCELLANEOUS");      LSCPEvent::RegisterEvent(LSCPEvent::event_misc, "MISCELLANEOUS");
135        LSCPEvent::RegisterEvent(LSCPEvent::event_total_stream_count, "TOTAL_STREAM_COUNT");
136      LSCPEvent::RegisterEvent(LSCPEvent::event_total_voice_count, "TOTAL_VOICE_COUNT");      LSCPEvent::RegisterEvent(LSCPEvent::event_total_voice_count, "TOTAL_VOICE_COUNT");
137      LSCPEvent::RegisterEvent(LSCPEvent::event_global_info, "GLOBAL_INFO");      LSCPEvent::RegisterEvent(LSCPEvent::event_global_info, "GLOBAL_INFO");
138        LSCPEvent::RegisterEvent(LSCPEvent::event_channel_midi, "CHANNEL_MIDI");
139        LSCPEvent::RegisterEvent(LSCPEvent::event_device_midi, "DEVICE_MIDI");
140      hSocket = -1;      hSocket = -1;
141  }  }
142    
143  LSCPServer::~LSCPServer() {  LSCPServer::~LSCPServer() {
144        CloseAllConnections();
145        InstrumentManager::StopBackgroundThread();
146  #if defined(WIN32)  #if defined(WIN32)
147      if (hSocket >= 0) closesocket(hSocket);      if (hSocket >= 0) closesocket(hSocket);
148  #else  #else
# Line 139  LSCPServer::~LSCPServer() { Line 150  LSCPServer::~LSCPServer() {
150  #endif  #endif
151  }  }
152    
153    LSCPServer::EventHandler::EventHandler(LSCPServer* pParent) {
154        this->pParent = pParent;
155    }
156    
157    LSCPServer::EventHandler::~EventHandler() {
158        std::vector<midi_listener_entry> l = channelMidiListeners;
159        channelMidiListeners.clear();
160        for (int i = 0; i < l.size(); i++)
161            delete l[i].pMidiListener;
162    }
163    
164  void LSCPServer::EventHandler::ChannelCountChanged(int NewCount) {  void LSCPServer::EventHandler::ChannelCountChanged(int NewCount) {
165      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, NewCount));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, NewCount));
166  }  }
167    
168    void LSCPServer::EventHandler::ChannelAdded(SamplerChannel* pChannel) {
169        pChannel->AddEngineChangeListener(this);
170    }
171    
172    void LSCPServer::EventHandler::ChannelToBeRemoved(SamplerChannel* pChannel) {
173        if (!pChannel->GetEngineChannel()) return;
174        EngineToBeChanged(pChannel->Index());
175    }
176    
177    void LSCPServer::EventHandler::EngineToBeChanged(int ChannelId) {
178        SamplerChannel* pSamplerChannel =
179            pParent->pSampler->GetSamplerChannel(ChannelId);
180        if (!pSamplerChannel) return;
181        EngineChannel* pEngineChannel =
182            pSamplerChannel->GetEngineChannel();
183        if (!pEngineChannel) return;
184        for (std::vector<midi_listener_entry>::iterator iter = channelMidiListeners.begin(); iter != channelMidiListeners.end(); ++iter) {
185            if ((*iter).pEngineChannel == pEngineChannel) {
186                VirtualMidiDevice* pMidiListener = (*iter).pMidiListener;
187                pEngineChannel->Disconnect(pMidiListener);
188                channelMidiListeners.erase(iter);
189                delete pMidiListener;
190                return;
191            }
192        }
193    }
194    
195    void LSCPServer::EventHandler::EngineChanged(int ChannelId) {
196        SamplerChannel* pSamplerChannel =
197            pParent->pSampler->GetSamplerChannel(ChannelId);
198        if (!pSamplerChannel) return;
199        EngineChannel* pEngineChannel =
200            pSamplerChannel->GetEngineChannel();
201        if (!pEngineChannel) return;
202        VirtualMidiDevice* pMidiListener = new VirtualMidiDevice;
203        pEngineChannel->Connect(pMidiListener);
204        midi_listener_entry entry = {
205            pSamplerChannel, pEngineChannel, pMidiListener
206        };
207        channelMidiListeners.push_back(entry);
208    }
209    
210  void LSCPServer::EventHandler::AudioDeviceCountChanged(int NewCount) {  void LSCPServer::EventHandler::AudioDeviceCountChanged(int NewCount) {
211      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_audio_device_count, NewCount));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_audio_device_count, NewCount));
212  }  }
# Line 151  void LSCPServer::EventHandler::MidiDevic Line 215  void LSCPServer::EventHandler::MidiDevic
215      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_device_count, NewCount));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_device_count, NewCount));
216  }  }
217    
218    void LSCPServer::EventHandler::MidiDeviceToBeDestroyed(MidiInputDevice* pDevice) {
219        pDevice->RemoveMidiPortCountListener(this);
220        for (int i = 0; i < pDevice->PortCount(); ++i)
221            MidiPortToBeRemoved(pDevice->GetPort(i));
222    }
223    
224    void LSCPServer::EventHandler::MidiDeviceCreated(MidiInputDevice* pDevice) {
225        pDevice->AddMidiPortCountListener(this);
226        for (int i = 0; i < pDevice->PortCount(); ++i)
227            MidiPortAdded(pDevice->GetPort(i));
228    }
229    
230    void LSCPServer::EventHandler::MidiPortCountChanged(int NewCount) {
231        // yet unused
232    }
233    
234    void LSCPServer::EventHandler::MidiPortToBeRemoved(MidiInputPort* pPort) {
235        for (std::vector<device_midi_listener_entry>::iterator iter = deviceMidiListeners.begin(); iter != deviceMidiListeners.end(); ++iter) {
236            if ((*iter).pPort == pPort) {
237                VirtualMidiDevice* pMidiListener = (*iter).pMidiListener;
238                pPort->Disconnect(pMidiListener);
239                deviceMidiListeners.erase(iter);
240                delete pMidiListener;
241                return;
242            }
243        }
244    }
245    
246    void LSCPServer::EventHandler::MidiPortAdded(MidiInputPort* pPort) {
247        // find out the device ID
248        std::map<uint, MidiInputDevice*> devices =
249            pParent->pSampler->GetMidiInputDevices();
250        for (
251            std::map<uint, MidiInputDevice*>::iterator iter = devices.begin();
252            iter != devices.end(); ++iter
253        ) {
254            if (iter->second == pPort->GetDevice()) { // found
255                VirtualMidiDevice* pMidiListener = new VirtualMidiDevice;
256                pPort->Connect(pMidiListener);
257                device_midi_listener_entry entry = {
258                    pPort, pMidiListener, iter->first
259                };
260                deviceMidiListeners.push_back(entry);
261                return;
262            }
263        }
264    }
265    
266  void LSCPServer::EventHandler::MidiInstrumentCountChanged(int MapId, int NewCount) {  void LSCPServer::EventHandler::MidiInstrumentCountChanged(int MapId, int NewCount) {
267      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_count, MapId, NewCount));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_midi_instr_count, MapId, NewCount));
268  }  }
# Line 187  void LSCPServer::EventHandler::TotalVoic Line 299  void LSCPServer::EventHandler::TotalVoic
299      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_total_voice_count, NewCount));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_total_voice_count, NewCount));
300  }  }
301    
302    void LSCPServer::EventHandler::TotalStreamCountChanged(int NewCount) {
303        LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_total_stream_count, NewCount));
304    }
305    
306  #if HAVE_SQLITE3  #if HAVE_SQLITE3
307  void LSCPServer::DbInstrumentsEventHandler::DirectoryCountChanged(String Dir) {  void LSCPServer::DbInstrumentsEventHandler::DirectoryCountChanged(String Dir) {
308      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_count, InstrumentsDb::toEscapedPath(Dir)));      LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_db_instr_dir_count, InstrumentsDb::toEscapedPath(Dir)));
# Line 221  void LSCPServer::DbInstrumentsEventHandl Line 337  void LSCPServer::DbInstrumentsEventHandl
337  }  }
338  #endif // HAVE_SQLITE3  #endif // HAVE_SQLITE3
339    
340    void LSCPServer::RemoveListeners() {
341        pSampler->RemoveChannelCountListener(&eventHandler);
342        pSampler->RemoveAudioDeviceCountListener(&eventHandler);
343        pSampler->RemoveMidiDeviceCountListener(&eventHandler);
344        pSampler->RemoveVoiceCountListener(&eventHandler);
345        pSampler->RemoveStreamCountListener(&eventHandler);
346        pSampler->RemoveBufferFillListener(&eventHandler);
347        pSampler->RemoveTotalStreamCountListener(&eventHandler);
348        pSampler->RemoveTotalVoiceCountListener(&eventHandler);
349        pSampler->RemoveFxSendCountListener(&eventHandler);
350        MidiInstrumentMapper::RemoveMidiInstrumentCountListener(&eventHandler);
351        MidiInstrumentMapper::RemoveMidiInstrumentInfoListener(&eventHandler);
352        MidiInstrumentMapper::RemoveMidiInstrumentMapCountListener(&eventHandler);
353        MidiInstrumentMapper::RemoveMidiInstrumentMapInfoListener(&eventHandler);
354    #if HAVE_SQLITE3
355        InstrumentsDb::GetInstrumentsDb()->RemoveInstrumentsDbListener(&dbInstrumentsEventHandler);
356    #endif
357    }
358    
359  /**  /**
360   * Blocks the calling thread until the LSCP Server is initialized and   * Blocks the calling thread until the LSCP Server is initialized and
# Line 283  int LSCPServer::Main() { Line 417  int LSCPServer::Main() {
417      pSampler->AddVoiceCountListener(&eventHandler);      pSampler->AddVoiceCountListener(&eventHandler);
418      pSampler->AddStreamCountListener(&eventHandler);      pSampler->AddStreamCountListener(&eventHandler);
419      pSampler->AddBufferFillListener(&eventHandler);      pSampler->AddBufferFillListener(&eventHandler);
420        pSampler->AddTotalStreamCountListener(&eventHandler);
421      pSampler->AddTotalVoiceCountListener(&eventHandler);      pSampler->AddTotalVoiceCountListener(&eventHandler);
422      pSampler->AddFxSendCountListener(&eventHandler);      pSampler->AddFxSendCountListener(&eventHandler);
423      MidiInstrumentMapper::AddMidiInstrumentCountListener(&eventHandler);      MidiInstrumentMapper::AddMidiInstrumentCountListener(&eventHandler);
# Line 302  int LSCPServer::Main() { Line 437  int LSCPServer::Main() {
437      timeval timeout;      timeval timeout;
438    
439      while (true) {      while (true) {
440            #if CONFIG_PTHREAD_TESTCANCEL
441                    TestCancel();
442            #endif
443          // check if some engine channel's parameter / status changed, if so notify the respective LSCP event subscribers          // check if some engine channel's parameter / status changed, if so notify the respective LSCP event subscribers
444          {          {
445              std::set<EngineChannel*> engineChannels = EngineChannelFactory::EngineChannelInstances();              std::set<EngineChannel*> engineChannels = EngineChannelFactory::EngineChannelInstances();
# Line 309  int LSCPServer::Main() { Line 447  int LSCPServer::Main() {
447              std::set<EngineChannel*>::iterator itEnd           = engineChannels.end();              std::set<EngineChannel*>::iterator itEnd           = engineChannels.end();
448              for (; itEngineChannel != itEnd; ++itEngineChannel) {              for (; itEngineChannel != itEnd; ++itEngineChannel) {
449                  if ((*itEngineChannel)->StatusChanged()) {                  if ((*itEngineChannel)->StatusChanged()) {
450                      SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_info, (*itEngineChannel)->iSamplerChannelIndex));                      SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_info, (*itEngineChannel)->GetSamplerChannel()->Index()));
451                  }                  }
452    
453                  for (int i = 0; i < (*itEngineChannel)->GetFxSendCount(); i++) {                  for (int i = 0; i < (*itEngineChannel)->GetFxSendCount(); i++) {
454                      FxSend* fxs = (*itEngineChannel)->GetFxSend(i);                      FxSend* fxs = (*itEngineChannel)->GetFxSend(i);
455                      if(fxs != NULL && fxs->IsInfoChanged()) {                      if(fxs != NULL && fxs->IsInfoChanged()) {
456                          int chn = (*itEngineChannel)->iSamplerChannelIndex;                          int chn = (*itEngineChannel)->GetSamplerChannel()->Index();
457                          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_info, chn, fxs->Id()));                          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_fx_send_info, chn, fxs->Id()));
458                          fxs->SetInfoChanged(false);                          fxs->SetInfoChanged(false);
459                      }                      }
# Line 323  int LSCPServer::Main() { Line 461  int LSCPServer::Main() {
461              }              }
462          }          }
463    
464            // check if MIDI data arrived on some engine channel
465            for (int i = 0; i < eventHandler.channelMidiListeners.size(); ++i) {
466                const EventHandler::midi_listener_entry entry =
467                    eventHandler.channelMidiListeners[i];
468                VirtualMidiDevice* pMidiListener = entry.pMidiListener;
469                if (pMidiListener->NotesChanged()) {
470                    for (int iNote = 0; iNote < 128; iNote++) {
471                        if (pMidiListener->NoteChanged(iNote)) {
472                            const bool bActive = pMidiListener->NoteIsActive(iNote);
473                            LSCPServer::SendLSCPNotify(
474                                LSCPEvent(
475                                    LSCPEvent::event_channel_midi,
476                                    entry.pSamplerChannel->Index(),
477                                    std::string(bActive ? "NOTE_ON" : "NOTE_OFF"),
478                                    iNote,
479                                    bActive ? pMidiListener->NoteOnVelocity(iNote)
480                                            : pMidiListener->NoteOffVelocity(iNote)
481                                )
482                            );
483                        }
484                    }
485                }
486            }
487    
488            // check if MIDI data arrived on some MIDI device
489            for (int i = 0; i < eventHandler.deviceMidiListeners.size(); ++i) {
490                const EventHandler::device_midi_listener_entry entry =
491                    eventHandler.deviceMidiListeners[i];
492                VirtualMidiDevice* pMidiListener = entry.pMidiListener;
493                if (pMidiListener->NotesChanged()) {
494                    for (int iNote = 0; iNote < 128; iNote++) {
495                        if (pMidiListener->NoteChanged(iNote)) {
496                            const bool bActive = pMidiListener->NoteIsActive(iNote);
497                            LSCPServer::SendLSCPNotify(
498                                LSCPEvent(
499                                    LSCPEvent::event_device_midi,
500                                    entry.uiDeviceID,
501                                    entry.pPort->GetPortNumber(),
502                                    std::string(bActive ? "NOTE_ON" : "NOTE_OFF"),
503                                    iNote,
504                                    bActive ? pMidiListener->NoteOnVelocity(iNote)
505                                            : pMidiListener->NoteOffVelocity(iNote)
506                                )
507                            );
508                        }
509                    }
510                }
511            }
512    
513          //Now let's deliver late notifies (if any)          //Now let's deliver late notifies (if any)
514          NotifyBufferMutex.Lock();          NotifyBufferMutex.Lock();
515          for (std::map<int,String>::iterator iterNotify = bufferedNotifies.begin(); iterNotify != bufferedNotifies.end(); iterNotify++) {          for (std::map<int,String>::iterator iterNotify = bufferedNotifies.begin(); iterNotify != bufferedNotifies.end(); iterNotify++) {
# Line 341  int LSCPServer::Main() { Line 528  int LSCPServer::Main() {
528    
529          int retval = select(maxSessions+1, &selectSet, NULL, NULL, &timeout);          int retval = select(maxSessions+1, &selectSet, NULL, NULL, &timeout);
530    
531          if (retval == 0)          if (retval == 0 || (retval == -1 && errno == EINTR))
532                  continue; //Nothing try again                  continue; //Nothing try again
533          if (retval == -1) {          if (retval == -1) {
534                  std::cerr << "LSCPServer: Socket select error." << std::endl;                  std::cerr << "LSCPServer: Socket select error." << std::endl;
# Line 367  int LSCPServer::Main() { Line 554  int LSCPServer::Main() {
554                    std::cerr << "LSCPServer: ioctlsocket: set FIONBIO failed. Error " << WSAGetLastError() << std::endl;                    std::cerr << "LSCPServer: ioctlsocket: set FIONBIO failed. Error " << WSAGetLastError() << std::endl;
555                    exit(EXIT_FAILURE);                    exit(EXIT_FAILURE);
556                  }                  }
557          #else                    #else
558                    struct linger linger;
559                    linger.l_onoff = 1;
560                    linger.l_linger = 0;
561                    if(setsockopt(socket, SOL_SOCKET, SO_LINGER, &linger, sizeof(linger))) {
562                        std::cerr << "LSCPServer: Failed to set SO_LINGER\n";
563                    }
564    
565                  if (fcntl(socket, F_SETFL, O_NONBLOCK)) {                  if (fcntl(socket, F_SETFL, O_NONBLOCK)) {
566                          std::cerr << "LSCPServer: F_SETFL O_NONBLOCK failed." << std::endl;                          std::cerr << "LSCPServer: F_SETFL O_NONBLOCK failed." << std::endl;
567                          exit(EXIT_FAILURE);                          exit(EXIT_FAILURE);
# Line 439  void LSCPServer::CloseConnection( std::v Line 633  void LSCPServer::CloseConnection( std::v
633          NotifyMutex.Unlock();          NotifyMutex.Unlock();
634  }  }
635    
636    void LSCPServer::CloseAllConnections() {
637        std::vector<yyparse_param_t>::iterator iter = Sessions.begin();
638        while(iter != Sessions.end()) {
639            CloseConnection(iter);
640            iter = Sessions.begin();
641        }
642    }
643    
644    void LSCPServer::LockRTNotify() {
645        RTNotifyMutex.Lock();
646    }
647    
648    void LSCPServer::UnlockRTNotify() {
649        RTNotifyMutex.Unlock();
650    }
651    
652  int LSCPServer::EventSubscribers( std::list<LSCPEvent::event_t> events ) {  int LSCPServer::EventSubscribers( std::list<LSCPEvent::event_t> events ) {
653          int subs = 0;          int subs = 0;
654          SubscriptionMutex.Lock();          SubscriptionMutex.Lock();
# Line 538  bool LSCPServer::GetLSCPCommand( std::ve Line 748  bool LSCPServer::GetLSCPCommand( std::ve
748                      int wsa_lasterror = WSAGetLastError();                      int wsa_lasterror = WSAGetLastError();
749                          if (wsa_lasterror == WSAEWOULDBLOCK) //Would block, try again later.                          if (wsa_lasterror == WSAEWOULDBLOCK) //Would block, try again later.
750                                  return false;                                  return false;
751                          dmsg(2,("LSCPScanner: Socket error after recv() Error %d.\n", wsa_lasterror));                            dmsg(2,("LSCPScanner: Socket error after recv() Error %d.\n", wsa_lasterror));
752                          CloseConnection(iter);                          CloseConnection(iter);
753                          break;                          break;
754                  }                  }
# Line 961  String LSCPServer::GetVoiceCount(uint ui Line 1171  String LSCPServer::GetVoiceCount(uint ui
1171      dmsg(2,("LSCPServer: GetVoiceCount(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: GetVoiceCount(SamplerChannel=%d)\n", uiSamplerChannel));
1172      LSCPResultSet result;      LSCPResultSet result;
1173      try {      try {
1174          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine loaded on sampler channel");  
1175          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");
1176          result.Add(pEngineChannel->GetEngine()->VoiceCount());          result.Add(pEngineChannel->GetEngine()->VoiceCount());
1177      }      }
# Line 982  String LSCPServer::GetStreamCount(uint u Line 1189  String LSCPServer::GetStreamCount(uint u
1189      dmsg(2,("LSCPServer: GetStreamCount(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: GetStreamCount(SamplerChannel=%d)\n", uiSamplerChannel));
1190      LSCPResultSet result;      LSCPResultSet result;
1191      try {      try {
1192          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
1193          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");
1194          result.Add(pEngineChannel->GetEngine()->DiskStreamCount());          result.Add(pEngineChannel->GetEngine()->DiskStreamCount());
1195      }      }
# Line 1003  String LSCPServer::GetBufferFill(fill_re Line 1207  String LSCPServer::GetBufferFill(fill_re
1207      dmsg(2,("LSCPServer: GetBufferFill(ResponseType=%d, SamplerChannel=%d)\n", ResponseType, uiSamplerChannel));      dmsg(2,("LSCPServer: GetBufferFill(ResponseType=%d, SamplerChannel=%d)\n", ResponseType, uiSamplerChannel));
1208      LSCPResultSet result;      LSCPResultSet result;
1209      try {      try {
1210          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
1211          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");          if (!pEngineChannel->GetEngine()) throw Exception("No audio output device connected to sampler channel");
1212          if (!pEngineChannel->GetEngine()->DiskStreamSupported()) result.Add("NA");          if (!pEngineChannel->GetEngine()->DiskStreamSupported()) result.Add("NA");
1213          else {          else {
# Line 1094  String LSCPServer::GetMidiInputDriverInf Line 1295  String LSCPServer::GetMidiInputDriverInf
1295              for (;iter != parameters.end(); iter++) {              for (;iter != parameters.end(); iter++) {
1296                  if (s != "") s += ",";                  if (s != "") s += ",";
1297                  s += iter->first;                  s += iter->first;
1298                    delete iter->second;
1299              }              }
1300              result.Add("PARAMETERS", s);              result.Add("PARAMETERS", s);
1301          }          }
# Line 1118  String LSCPServer::GetAudioOutputDriverI Line 1320  String LSCPServer::GetAudioOutputDriverI
1320              for (;iter != parameters.end(); iter++) {              for (;iter != parameters.end(); iter++) {
1321                  if (s != "") s += ",";                  if (s != "") s += ",";
1322                  s += iter->first;                  s += iter->first;
1323                    delete iter->second;
1324              }              }
1325              result.Add("PARAMETERS", s);              result.Add("PARAMETERS", s);
1326          }          }
# Line 1148  String LSCPServer::GetMidiInputDriverPar Line 1351  String LSCPServer::GetMidiInputDriverPar
1351          if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);          if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);
1352          if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);          if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);
1353          if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);          if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);
1354            delete pParameter;
1355      }      }
1356      catch (Exception e) {      catch (Exception e) {
1357          result.Error(e);          result.Error(e);
# Line 1175  String LSCPServer::GetAudioOutputDriverP Line 1379  String LSCPServer::GetAudioOutputDriverP
1379          if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);          if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);
1380          if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);          if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);
1381          if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);          if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);
1382            delete pParameter;
1383      }      }
1384      catch (Exception e) {      catch (Exception e) {
1385          result.Error(e);          result.Error(e);
# Line 1641  String LSCPServer::SetMIDIInputType(Stri Line 1846  String LSCPServer::SetMIDIInputType(Stri
1846              pDevice = pSampler->CreateMidiInputDevice(MidiInputDriver, params);              pDevice = pSampler->CreateMidiInputDevice(MidiInputDriver, params);
1847              // Make it with at least one initial port.              // Make it with at least one initial port.
1848              std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();              std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
             parameters["PORTS"]->SetValue("1");  
1849          }          }
1850          // Must have a device...          // Must have a device...
1851          if (pDevice == NULL)          if (pDevice == NULL)
# Line 1684  String LSCPServer::SetVolume(double dVol Line 1888  String LSCPServer::SetVolume(double dVol
1888      dmsg(2,("LSCPServer: SetVolume(Volume=%f, SamplerChannel=%d)\n", dVolume, uiSamplerChannel));      dmsg(2,("LSCPServer: SetVolume(Volume=%f, SamplerChannel=%d)\n", dVolume, uiSamplerChannel));
1889      LSCPResultSet result;      LSCPResultSet result;
1890      try {      try {
1891          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
1892          pEngineChannel->Volume(dVolume);          pEngineChannel->Volume(dVolume);
1893      }      }
1894      catch (Exception e) {      catch (Exception e) {
# Line 1703  String LSCPServer::SetChannelMute(bool b Line 1904  String LSCPServer::SetChannelMute(bool b
1904      dmsg(2,("LSCPServer: SetChannelMute(bMute=%d,uiSamplerChannel=%d)\n",bMute,uiSamplerChannel));      dmsg(2,("LSCPServer: SetChannelMute(bMute=%d,uiSamplerChannel=%d)\n",bMute,uiSamplerChannel));
1905      LSCPResultSet result;      LSCPResultSet result;
1906      try {      try {
1907          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
   
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
1908    
1909          if(!bMute) pEngineChannel->SetMute((HasSoloChannel() && !pEngineChannel->GetSolo()) ? -1 : 0);          if(!bMute) pEngineChannel->SetMute((HasSoloChannel() && !pEngineChannel->GetSolo()) ? -1 : 0);
1910          else pEngineChannel->SetMute(1);          else pEngineChannel->SetMute(1);
# Line 1724  String LSCPServer::SetChannelSolo(bool b Line 1921  String LSCPServer::SetChannelSolo(bool b
1921      dmsg(2,("LSCPServer: SetChannelSolo(bSolo=%d,uiSamplerChannel=%d)\n",bSolo,uiSamplerChannel));      dmsg(2,("LSCPServer: SetChannelSolo(bSolo=%d,uiSamplerChannel=%d)\n",bSolo,uiSamplerChannel));
1922      LSCPResultSet result;      LSCPResultSet result;
1923      try {      try {
1924          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
   
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
1925    
1926          bool oldSolo = pEngineChannel->GetSolo();          bool oldSolo = pEngineChannel->GetSolo();
1927          bool hadSoloChannel = HasSoloChannel();          bool hadSoloChannel = HasSoloChannel();
# Line 1848  String LSCPServer::GetMidiInstrumentMapp Line 2041  String LSCPServer::GetMidiInstrumentMapp
2041      dmsg(2,("LSCPServer: GetMidiInstrumentMappings()\n"));      dmsg(2,("LSCPServer: GetMidiInstrumentMappings()\n"));
2042      LSCPResultSet result;      LSCPResultSet result;
2043      try {      try {
2044          result.Add(MidiInstrumentMapper::Entries(MidiMapID).size());          result.Add(MidiInstrumentMapper::GetInstrumentCount(MidiMapID));
2045      } catch (Exception e) {      } catch (Exception e) {
2046          result.Error(e);          result.Error(e);
2047      }      }
# Line 1859  String LSCPServer::GetMidiInstrumentMapp Line 2052  String LSCPServer::GetMidiInstrumentMapp
2052  String LSCPServer::GetAllMidiInstrumentMappings() {  String LSCPServer::GetAllMidiInstrumentMappings() {
2053      dmsg(2,("LSCPServer: GetAllMidiInstrumentMappings()\n"));      dmsg(2,("LSCPServer: GetAllMidiInstrumentMappings()\n"));
2054      LSCPResultSet result;      LSCPResultSet result;
2055      std::vector<int> maps = MidiInstrumentMapper::Maps();      try {
2056      int totalMappings = 0;          result.Add(MidiInstrumentMapper::GetInstrumentCount());
2057      for (int i = 0; i < maps.size(); i++) {      } catch (Exception e) {
2058          try {          result.Error(e);
             totalMappings += MidiInstrumentMapper::Entries(maps[i]).size();  
         } catch (Exception e) { /*NOOP*/ }  
2059      }      }
     result.Add(totalMappings);  
2060      return result.Produce();      return result.Produce();
2061  }  }
2062    
# Line 1874  String LSCPServer::GetMidiInstrumentMapp Line 2064  String LSCPServer::GetMidiInstrumentMapp
2064      dmsg(2,("LSCPServer: GetMidiIstrumentMapping()\n"));      dmsg(2,("LSCPServer: GetMidiIstrumentMapping()\n"));
2065      LSCPResultSet result;      LSCPResultSet result;
2066      try {      try {
2067          midi_prog_index_t idx;          MidiInstrumentMapper::entry_t entry = MidiInstrumentMapper::GetEntry(MidiMapID, MidiBank, MidiProg);
2068          idx.midi_bank_msb = (MidiBank >> 7) & 0x7f;          // convert the filename into the correct encoding as defined for LSCP
2069          idx.midi_bank_lsb = MidiBank & 0x7f;          // (especially in terms of special characters -> escape sequences)
         idx.midi_prog     = MidiProg;  
   
         std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t> mappings = MidiInstrumentMapper::Entries(MidiMapID);  
         std::map<midi_prog_index_t,MidiInstrumentMapper::entry_t>::iterator iter = mappings.find(idx);  
         if (iter == mappings.end()) result.Error("there is no map entry with that index");  
         else { // found  
   
             // convert the filename into the correct encoding as defined for LSCP  
             // (especially in terms of special characters -> escape sequences)  
2070  #if WIN32  #if WIN32
2071              const String instrumentFileName = Path::fromWindows(iter->second.InstrumentFile).toLscp();          const String instrumentFileName = Path::fromWindows(entry.InstrumentFile).toLscp();
2072  #else  #else
2073              // assuming POSIX          // assuming POSIX
2074              const String instrumentFileName = Path::fromPosix(iter->second.InstrumentFile).toLscp();          const String instrumentFileName = Path::fromPosix(entry.InstrumentFile).toLscp();
2075  #endif  #endif
2076    
2077              result.Add("NAME", _escapeLscpResponse(iter->second.Name));          result.Add("NAME", _escapeLscpResponse(entry.Name));
2078              result.Add("ENGINE_NAME", iter->second.EngineName);          result.Add("ENGINE_NAME", entry.EngineName);
2079              result.Add("INSTRUMENT_FILE", instrumentFileName);          result.Add("INSTRUMENT_FILE", instrumentFileName);
2080              result.Add("INSTRUMENT_NR", (int) iter->second.InstrumentIndex);          result.Add("INSTRUMENT_NR", (int) entry.InstrumentIndex);
2081              String instrumentName;          String instrumentName;
2082              Engine* pEngine = EngineFactory::Create(iter->second.EngineName);          Engine* pEngine = EngineFactory::Create(entry.EngineName);
2083              if (pEngine) {          if (pEngine) {
2084                  if (pEngine->GetInstrumentManager()) {              if (pEngine->GetInstrumentManager()) {
2085                      InstrumentManager::instrument_id_t instrID;                  InstrumentManager::instrument_id_t instrID;
2086                      instrID.FileName = iter->second.InstrumentFile;                  instrID.FileName = entry.InstrumentFile;
2087                      instrID.Index    = iter->second.InstrumentIndex;                  instrID.Index    = entry.InstrumentIndex;
2088                      instrumentName = pEngine->GetInstrumentManager()->GetInstrumentName(instrID);                  instrumentName = pEngine->GetInstrumentManager()->GetInstrumentName(instrID);
                 }  
                 EngineFactory::Destroy(pEngine);  
             }  
             result.Add("INSTRUMENT_NAME", _escapeLscpResponse(instrumentName));  
             switch (iter->second.LoadMode) {  
                 case MidiInstrumentMapper::ON_DEMAND:  
                     result.Add("LOAD_MODE", "ON_DEMAND");  
                     break;  
                 case MidiInstrumentMapper::ON_DEMAND_HOLD:  
                     result.Add("LOAD_MODE", "ON_DEMAND_HOLD");  
                     break;  
                 case MidiInstrumentMapper::PERSISTENT:  
                     result.Add("LOAD_MODE", "PERSISTENT");  
                     break;  
                 default:  
                     throw Exception("entry reflects invalid LOAD_MODE, consider this as a bug!");  
2089              }              }
2090              result.Add("VOLUME", iter->second.Volume);              EngineFactory::Destroy(pEngine);
2091          }          }
2092            result.Add("INSTRUMENT_NAME", _escapeLscpResponse(instrumentName));
2093            switch (entry.LoadMode) {
2094                case MidiInstrumentMapper::ON_DEMAND:
2095                    result.Add("LOAD_MODE", "ON_DEMAND");
2096                    break;
2097                case MidiInstrumentMapper::ON_DEMAND_HOLD:
2098                    result.Add("LOAD_MODE", "ON_DEMAND_HOLD");
2099                    break;
2100                case MidiInstrumentMapper::PERSISTENT:
2101                    result.Add("LOAD_MODE", "PERSISTENT");
2102                    break;
2103                default:
2104                    throw Exception("entry reflects invalid LOAD_MODE, consider this as a bug!");
2105            }
2106            result.Add("VOLUME", entry.Volume);
2107      } catch (Exception e) {      } catch (Exception e) {
2108          result.Error(e);          result.Error(e);
2109      }      }
# Line 2094  String LSCPServer::SetChannelMap(uint ui Line 2274  String LSCPServer::SetChannelMap(uint ui
2274      dmsg(2,("LSCPServer: SetChannelMap()\n"));      dmsg(2,("LSCPServer: SetChannelMap()\n"));
2275      LSCPResultSet result;      LSCPResultSet result;
2276      try {      try {
2277          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
   
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("There is no engine deployed on this sampler channel yet");  
2278    
2279          if      (MidiMapID == -1) pEngineChannel->SetMidiInstrumentMapToNone();          if      (MidiMapID == -1) pEngineChannel->SetMidiInstrumentMapToNone();
2280          else if (MidiMapID == -2) pEngineChannel->SetMidiInstrumentMapToDefault();          else if (MidiMapID == -2) pEngineChannel->SetMidiInstrumentMapToDefault();
# Line 2277  String LSCPServer::EditSamplerChannelIns Line 2453  String LSCPServer::EditSamplerChannelIns
2453      dmsg(2,("LSCPServer: EditSamplerChannelInstrument(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: EditSamplerChannelInstrument(SamplerChannel=%d)\n", uiSamplerChannel));
2454      LSCPResultSet result;      LSCPResultSet result;
2455      try {      try {
2456          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
2457          if (pEngineChannel->InstrumentStatus() < 0) throw Exception("No instrument loaded to sampler channel");          if (pEngineChannel->InstrumentStatus() < 0) throw Exception("No instrument loaded to sampler channel");
2458          Engine* pEngine = pEngineChannel->GetEngine();          Engine* pEngine = pEngineChannel->GetEngine();
2459          InstrumentManager* pInstrumentManager = pEngine->GetInstrumentManager();          InstrumentManager* pInstrumentManager = pEngine->GetInstrumentManager();
# Line 2295  String LSCPServer::EditSamplerChannelIns Line 2468  String LSCPServer::EditSamplerChannelIns
2468      return result.Produce();      return result.Produce();
2469  }  }
2470    
2471    String LSCPServer::SendChannelMidiData(String MidiMsg, uint uiSamplerChannel, uint Arg1, uint Arg2) {
2472        dmsg(2,("LSCPServer: SendChannelMidiData(MidiMsg=%s,uiSamplerChannel=%d,Arg1=%d,Arg2=%d)\n", MidiMsg.c_str(), uiSamplerChannel, Arg1, Arg2));
2473        LSCPResultSet result;
2474        try {
2475            EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
2476    
2477            if (Arg1 > 127 || Arg2 > 127) {
2478                throw Exception("Invalid MIDI message");
2479            }
2480    
2481            VirtualMidiDevice* pMidiDevice = NULL;
2482            std::vector<EventHandler::midi_listener_entry>::iterator iter = eventHandler.channelMidiListeners.begin();
2483            for (; iter != eventHandler.channelMidiListeners.end(); ++iter) {
2484                if ((*iter).pEngineChannel == pEngineChannel) {
2485                    pMidiDevice = (*iter).pMidiListener;
2486                    break;
2487                }
2488            }
2489            
2490            if(pMidiDevice == NULL) throw Exception("Couldn't find virtual MIDI device");
2491    
2492            if (MidiMsg == "NOTE_ON") {
2493                pMidiDevice->SendNoteOnToDevice(Arg1, Arg2);
2494                bool b = pMidiDevice->SendNoteOnToSampler(Arg1, Arg2);
2495                if (!b) throw Exception("MIDI event failed: " + MidiMsg + " " + ToString(Arg1) + " " + ToString(Arg2));
2496            } else if (MidiMsg == "NOTE_OFF") {
2497                pMidiDevice->SendNoteOffToDevice(Arg1, Arg2);
2498                bool b = pMidiDevice->SendNoteOffToSampler(Arg1, Arg2);
2499                if (!b) throw Exception("MIDI event failed: " + MidiMsg + " " + ToString(Arg1) + " " + ToString(Arg2));
2500            } else {
2501                throw Exception("Unknown MIDI message type: " + MidiMsg);
2502            }
2503        } catch (Exception e) {
2504            result.Error(e);
2505        }
2506        return result.Produce();
2507    }
2508    
2509  /**  /**
2510   * Will be called by the parser to reset a particular sampler channel.   * Will be called by the parser to reset a particular sampler channel.
2511   */   */
# Line 2302  String LSCPServer::ResetChannel(uint uiS Line 2513  String LSCPServer::ResetChannel(uint uiS
2513      dmsg(2,("LSCPServer: ResetChannel(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: ResetChannel(SamplerChannel=%d)\n", uiSamplerChannel));
2514      LSCPResultSet result;      LSCPResultSet result;
2515      try {      try {
2516          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          EngineChannel* pEngineChannel = GetEngineChannel(uiSamplerChannel);
         if (!pSamplerChannel) throw Exception("Invalid sampler channel number " + ToString(uiSamplerChannel));  
         EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel();  
         if (!pEngineChannel) throw Exception("No engine type assigned to sampler channel");  
2517          pEngineChannel->Reset();          pEngineChannel->Reset();
2518      }      }
2519      catch (Exception e) {      catch (Exception e) {
# Line 2346  String LSCPServer::GetServerInfo() { Line 2554  String LSCPServer::GetServerInfo() {
2554  }  }
2555    
2556  /**  /**
2557     * Will be called by the parser to return the current number of all active streams.
2558     */
2559    String LSCPServer::GetTotalStreamCount() {
2560        dmsg(2,("LSCPServer: GetTotalStreamCount()\n"));
2561        LSCPResultSet result;
2562        result.Add(pSampler->GetDiskStreamCount());
2563        return result.Produce();
2564    }
2565    
2566    /**
2567   * Will be called by the parser to return the current number of all active voices.   * Will be called by the parser to return the current number of all active voices.
2568   */   */
2569  String LSCPServer::GetTotalVoiceCount() {  String LSCPServer::GetTotalVoiceCount() {
# Line 2361  String LSCPServer::GetTotalVoiceCount() Line 2579  String LSCPServer::GetTotalVoiceCount()
2579  String LSCPServer::GetTotalVoiceCountMax() {  String LSCPServer::GetTotalVoiceCountMax() {
2580      dmsg(2,("LSCPServer: GetTotalVoiceCountMax()\n"));      dmsg(2,("LSCPServer: GetTotalVoiceCountMax()\n"));
2581      LSCPResultSet result;      LSCPResultSet result;
2582      result.Add(EngineFactory::EngineInstances().size() * CONFIG_MAX_VOICES);      result.Add(EngineFactory::EngineInstances().size() * GLOBAL_MAX_VOICES);
2583        return result.Produce();
2584    }
2585    
2586    /**
2587     * Will be called by the parser to return the sampler global maximum
2588     * allowed number of voices.
2589     */
2590    String LSCPServer::GetGlobalMaxVoices() {
2591        dmsg(2,("LSCPServer: GetGlobalMaxVoices()\n"));
2592        LSCPResultSet result;
2593        result.Add(GLOBAL_MAX_VOICES);
2594        return result.Produce();
2595    }
2596    
2597    /**
2598     * Will be called by the parser to set the sampler global maximum number of
2599     * voices.
2600     */
2601    String LSCPServer::SetGlobalMaxVoices(int iVoices) {
2602        dmsg(2,("LSCPServer: SetGlobalMaxVoices(%d)\n", iVoices));
2603        LSCPResultSet result;
2604        try {
2605            if (iVoices < 1) throw Exception("Maximum voices may not be less than 1");
2606            GLOBAL_MAX_VOICES = iVoices; // see common/global_private.cpp
2607            const std::set<Engine*>& engines = EngineFactory::EngineInstances();
2608            if (engines.size() > 0) {
2609                std::set<Engine*>::iterator iter = engines.begin();
2610                std::set<Engine*>::iterator end  = engines.end();
2611                for (; iter != end; ++iter) {
2612                    (*iter)->SetMaxVoices(iVoices);
2613                }
2614            }
2615            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_global_info, "VOICES", GLOBAL_MAX_VOICES));
2616        } catch (Exception e) {
2617            result.Error(e);
2618        }
2619        return result.Produce();
2620    }
2621    
2622    /**
2623     * Will be called by the parser to return the sampler global maximum
2624     * allowed number of disk streams.
2625     */
2626    String LSCPServer::GetGlobalMaxStreams() {
2627        dmsg(2,("LSCPServer: GetGlobalMaxStreams()\n"));
2628        LSCPResultSet result;
2629        result.Add(GLOBAL_MAX_STREAMS);
2630        return result.Produce();
2631    }
2632    
2633    /**
2634     * Will be called by the parser to set the sampler global maximum number of
2635     * disk streams.
2636     */
2637    String LSCPServer::SetGlobalMaxStreams(int iStreams) {
2638        dmsg(2,("LSCPServer: SetGlobalMaxStreams(%d)\n", iStreams));
2639        LSCPResultSet result;
2640        try {
2641            if (iStreams < 0) throw Exception("Maximum disk streams may not be negative");
2642            GLOBAL_MAX_STREAMS = iStreams; // see common/global_private.cpp
2643            const std::set<Engine*>& engines = EngineFactory::EngineInstances();
2644            if (engines.size() > 0) {
2645                std::set<Engine*>::iterator iter = engines.begin();
2646                std::set<Engine*>::iterator end  = engines.end();
2647                for (; iter != end; ++iter) {
2648                    (*iter)->SetMaxDiskStreams(iStreams);
2649                }
2650            }
2651            LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_global_info, "STREAMS", GLOBAL_MAX_STREAMS));
2652        } catch (Exception e) {
2653            result.Error(e);
2654        }
2655      return result.Produce();      return result.Produce();
2656  }  }
2657    
# Line 2375  String LSCPServer::SetGlobalVolume(doubl Line 2665  String LSCPServer::SetGlobalVolume(doubl
2665      LSCPResultSet result;      LSCPResultSet result;
2666      try {      try {
2667          if (dVolume < 0) throw Exception("Volume may not be negative");          if (dVolume < 0) throw Exception("Volume may not be negative");
2668          GLOBAL_VOLUME = dVolume; // see common/global.cpp          GLOBAL_VOLUME = dVolume; // see common/global_private.cpp
2669          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_global_info, "VOLUME", GLOBAL_VOLUME));          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_global_info, "VOLUME", GLOBAL_VOLUME));
2670      } catch (Exception e) {      } catch (Exception e) {
2671          result.Error(e);          result.Error(e);
# Line 2384  String LSCPServer::SetGlobalVolume(doubl Line 2674  String LSCPServer::SetGlobalVolume(doubl
2674  }  }
2675    
2676  String LSCPServer::GetFileInstruments(String Filename) {  String LSCPServer::GetFileInstruments(String Filename) {
2677        dmsg(2,("LSCPServer: GetFileInstruments(String Filename=%s)\n",Filename.c_str()));
2678      LSCPResultSet result;      LSCPResultSet result;
2679        try {
2680            VerifyFile(Filename);
2681        } catch (Exception e) {
2682            result.Error(e);
2683            return result.Produce();
2684        }
2685      // try to find a sampler engine that can handle the file      // try to find a sampler engine that can handle the file
2686      bool bFound = false;      bool bFound = false;
2687      std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();      std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();
# Line 2407  String LSCPServer::GetFileInstruments(St Line 2704  String LSCPServer::GetFileInstruments(St
2704          }          }
2705          if (pEngine) EngineFactory::Destroy(pEngine);          if (pEngine) EngineFactory::Destroy(pEngine);
2706      }      }
2707    
2708        if (!bFound) result.Error("Unknown file format");
2709      return result.Produce();      return result.Produce();
2710  }  }
2711    
2712  String LSCPServer::ListFileInstruments(String Filename) {  String LSCPServer::ListFileInstruments(String Filename) {
2713        dmsg(2,("LSCPServer: ListFileInstruments(String Filename=%s)\n",Filename.c_str()));
2714      LSCPResultSet result;      LSCPResultSet result;
2715        try {
2716            VerifyFile(Filename);
2717        } catch (Exception e) {
2718            result.Error(e);
2719            return result.Produce();
2720        }
2721      // try to find a sampler engine that can handle the file      // try to find a sampler engine that can handle the file
2722      bool bFound = false;      bool bFound = false;
2723      std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();      std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();
# Line 2439  String LSCPServer::ListFileInstruments(S Line 2745  String LSCPServer::ListFileInstruments(S
2745          }          }
2746          if (pEngine) EngineFactory::Destroy(pEngine);          if (pEngine) EngineFactory::Destroy(pEngine);
2747      }      }
2748    
2749        if (!bFound) result.Error("Unknown file format");
2750      return result.Produce();      return result.Produce();
2751  }  }
2752    
2753  String LSCPServer::GetFileInstrumentInfo(String Filename, uint InstrumentID) {  String LSCPServer::GetFileInstrumentInfo(String Filename, uint InstrumentID) {
2754        dmsg(2,("LSCPServer: GetFileInstrumentInfo(String Filename=%s, InstrumentID=%d)\n",Filename.c_str(),InstrumentID));
2755      LSCPResultSet result;      LSCPResultSet result;
2756        try {
2757            VerifyFile(Filename);
2758        } catch (Exception e) {
2759            result.Error(e);
2760            return result.Produce();
2761        }
2762      InstrumentManager::instrument_id_t id;      InstrumentManager::instrument_id_t id;
2763      id.FileName = Filename;      id.FileName = Filename;
2764      id.Index    = InstrumentID;      id.Index    = InstrumentID;
2765      // try to find a sampler engine that can handle the file      // try to find a sampler engine that can handle the file
2766      bool bFound = false;      bool bFound = false;
2767        bool bFatalErr = false;
2768      std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();      std::vector<String> engineTypes = EngineFactory::AvailableEngineTypes();
2769      for (int i = 0; !bFound && i < engineTypes.size(); i++) {      for (int i = 0; !bFound && !bFatalErr && i < engineTypes.size(); i++) {
2770          Engine* pEngine = NULL;          Engine* pEngine = NULL;
2771          try {          try {
2772              pEngine = EngineFactory::Create(engineTypes[i]);              pEngine = EngineFactory::Create(engineTypes[i]);
2773              if (!pEngine) throw Exception("Internal error: could not create '" + engineTypes[i] + "' engine");              if (!pEngine) throw Exception("Internal error: could not create '" + engineTypes[i] + "' engine");
2774              InstrumentManager* pManager = pEngine->GetInstrumentManager();              InstrumentManager* pManager = pEngine->GetInstrumentManager();
2775              if (pManager) {              if (pManager) {
2776                    // check if the instrument index is valid
2777                    // FIXME: this won't work if an engine only supports parts of the instrument file
2778                    std::vector<InstrumentManager::instrument_id_t> IDs =
2779                        pManager->GetInstrumentFileContent(Filename);
2780                    if (std::find(IDs.begin(), IDs.end(), id) == IDs.end()) {
2781                        std::stringstream ss;
2782                        ss << "Invalid instrument index " << InstrumentID << " for instrument file '" << Filename << "'";
2783                        bFatalErr = true;
2784                        throw Exception(ss.str());
2785                    }
2786                    // get the info of the requested instrument
2787                  InstrumentManager::instrument_info_t info =                  InstrumentManager::instrument_info_t info =
2788                      pManager->GetInstrumentInfo(id);                      pManager->GetInstrumentInfo(id);
2789                  // return detailed informations about the file                  // return detailed informations about the file
2790                  result.Add("NAME", info.InstrumentName);                  result.Add("NAME", info.InstrumentName);
2791                  result.Add("FORMAT_NAME", engineTypes[i]);                  result.Add("FORMAT_FAMILY", engineTypes[i]);
2792                  result.Add("FORMAT_VERSION", info.FormatVersion);                  result.Add("FORMAT_VERSION", info.FormatVersion);
2793                  result.Add("PRODUCT", info.Product);                  result.Add("PRODUCT", info.Product);
2794                  result.Add("ARTISTS", info.Artists);                  result.Add("ARTISTS", info.Artists);
2795    
2796                    std::stringstream ss;
2797                    bool b = false;
2798                    for (int i = 0; i < 128; i++) {
2799                        if (info.KeyBindings[i]) {
2800                            if (b) ss << ',';
2801                            ss << i; b = true;
2802                        }
2803                    }
2804                    result.Add("KEY_BINDINGS", ss.str());
2805    
2806                    b = false;
2807                    std::stringstream ss2;
2808                    for (int i = 0; i < 128; i++) {
2809                        if (info.KeySwitchBindings[i]) {
2810                            if (b) ss2 << ',';
2811                            ss2 << i; b = true;
2812                        }
2813                    }
2814                    result.Add("KEYSWITCH_BINDINGS", ss2.str());
2815                  // no more need to ask other engine types                  // no more need to ask other engine types
2816                  bFound = true;                  bFound = true;
2817              } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));              } else dmsg(1,("Warning: engine '%s' does not provide an instrument manager\n", engineTypes[i].c_str()));
2818          } catch (Exception e) {          } catch (Exception e) {
2819              // NOOP, as exception is thrown if engine doesn't support file              // usually NOOP, as exception is thrown if engine doesn't support file
2820                if (bFatalErr) result.Error(e);
2821          }          }
2822          if (pEngine) EngineFactory::Destroy(pEngine);          if (pEngine) EngineFactory::Destroy(pEngine);
2823      }      }
2824    
2825        if (!bFound && !bFatalErr) result.Error("Unknown file format");
2826      return result.Produce();      return result.Produce();
2827  }  }
2828    
2829    void LSCPServer::VerifyFile(String Filename) {
2830        #if WIN32
2831        WIN32_FIND_DATA win32FileAttributeData;
2832        BOOL res = GetFileAttributesEx( Filename.c_str(), GetFileExInfoStandard, &win32FileAttributeData );
2833        if (!res) {
2834            std::stringstream ss;
2835            ss << "File does not exist, GetFileAttributesEx failed `" << Filename << "`: Error " << GetLastError();
2836            throw Exception(ss.str());
2837        }
2838        if ( win32FileAttributeData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY ) {
2839            throw Exception("Directory is specified");
2840        }
2841        #else
2842        File f(Filename);
2843        if(!f.Exist()) throw Exception(f.GetErrorMsg());
2844        if (f.IsDirectory()) throw Exception("Directory is specified");
2845        #endif
2846    }
2847    
2848  /**  /**
2849   * Will be called by the parser to subscribe a client (frontend) on the   * Will be called by the parser to subscribe a client (frontend) on the
2850   * server for receiving event messages.   * server for receiving event messages.
# Line 2667  String LSCPServer::AddDbInstruments(Stri Line 3036  String LSCPServer::AddDbInstruments(Stri
3036      return result.Produce();      return result.Produce();
3037  }  }
3038    
3039  String LSCPServer::AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground) {  String LSCPServer::AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground, bool insDir) {
3040      dmsg(2,("LSCPServer: AddDbInstruments(ScanMode=%s,DbDir=%s,FsDir=%s,bBackground=%d)\n", ScanMode.c_str(), DbDir.c_str(), FsDir.c_str(), bBackground));      dmsg(2,("LSCPServer: AddDbInstruments(ScanMode=%s,DbDir=%s,FsDir=%s,bBackground=%d,insDir=%d)\n", ScanMode.c_str(), DbDir.c_str(), FsDir.c_str(), bBackground, insDir));
3041      LSCPResultSet result;      LSCPResultSet result;
3042  #if HAVE_SQLITE3  #if HAVE_SQLITE3
3043      try {      try {
3044          int id;          int id;
3045          InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();          InstrumentsDb* db = InstrumentsDb::GetInstrumentsDb();
3046          if (ScanMode.compare("RECURSIVE") == 0) {          if (ScanMode.compare("RECURSIVE") == 0) {
3047             id = db->AddInstruments(RECURSIVE, DbDir, FsDir, bBackground);              id = db->AddInstruments(RECURSIVE, DbDir, FsDir, bBackground, insDir);
3048          } else if (ScanMode.compare("NON_RECURSIVE") == 0) {          } else if (ScanMode.compare("NON_RECURSIVE") == 0) {
3049             id = db->AddInstruments(NON_RECURSIVE, DbDir, FsDir, bBackground);              id = db->AddInstruments(NON_RECURSIVE, DbDir, FsDir, bBackground, insDir);
3050          } else if (ScanMode.compare("FLAT") == 0) {          } else if (ScanMode.compare("FLAT") == 0) {
3051             id = db->AddInstruments(FLAT, DbDir, FsDir, bBackground);              id = db->AddInstruments(FLAT, DbDir, FsDir, bBackground, insDir);
3052          } else {          } else {
3053              throw Exception("Unknown scan mode: " + ScanMode);              throw Exception("Unknown scan mode: " + ScanMode);
3054          }          }
# Line 2855  String LSCPServer::SetDbInstrumentDescri Line 3224  String LSCPServer::SetDbInstrumentDescri
3224      return result.Produce();      return result.Produce();
3225  }  }
3226    
3227    String LSCPServer::SetDbInstrumentFilePath(String OldPath, String NewPath) {
3228        dmsg(2,("LSCPServer: SetDbInstrumentFilePath(OldPath=%s,NewPath=%s)\n", OldPath.c_str(), NewPath.c_str()));
3229        LSCPResultSet result;
3230    #if HAVE_SQLITE3
3231        try {
3232            InstrumentsDb::GetInstrumentsDb()->SetInstrumentFilePath(OldPath, NewPath);
3233        } catch (Exception e) {
3234             result.Error(e);
3235        }
3236    #else
3237        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
3238    #endif
3239        return result.Produce();
3240    }
3241    
3242    String LSCPServer::FindLostDbInstrumentFiles() {
3243        dmsg(2,("LSCPServer: FindLostDbInstrumentFiles()\n"));
3244        LSCPResultSet result;
3245    #if HAVE_SQLITE3
3246        try {
3247            String list;
3248            StringListPtr pLostFiles = InstrumentsDb::GetInstrumentsDb()->FindLostInstrumentFiles();
3249    
3250            for (int i = 0; i < pLostFiles->size(); i++) {
3251                if (list != "") list += ",";
3252                list += "'" + pLostFiles->at(i) + "'";
3253            }
3254    
3255            result.Add(list);
3256        } catch (Exception e) {
3257             result.Error(e);
3258        }
3259    #else
3260        result.Error(String(DOESNT_HAVE_SQLITE3), 0);
3261    #endif
3262        return result.Produce();
3263    }
3264    
3265  String LSCPServer::FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive) {  String LSCPServer::FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive) {
3266      dmsg(2,("LSCPServer: FindDbInstrumentDirectories(Dir=%s)\n", Dir.c_str()));      dmsg(2,("LSCPServer: FindDbInstrumentDirectories(Dir=%s)\n", Dir.c_str()));
3267      LSCPResultSet result;      LSCPResultSet result;
# Line 2985  String LSCPServer::SetEcho(yyparse_param Line 3392  String LSCPServer::SetEcho(yyparse_param
3392      }      }
3393      return result.Produce();      return result.Produce();
3394  }  }
3395    
3396    }
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