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

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revision 225 by schoenebeck, Sun Aug 22 14:46:47 2004 UTC revision 376 by senkov, Sat Feb 12 23:48:50 2005 UTC
# Line 50  std::map< LSCPEvent::event_t, std::list< Line 50  std::map< LSCPEvent::event_t, std::list<
50  Mutex LSCPServer::NotifyMutex = Mutex();  Mutex LSCPServer::NotifyMutex = Mutex();
51  Mutex LSCPServer::NotifyBufferMutex = Mutex();  Mutex LSCPServer::NotifyBufferMutex = Mutex();
52  Mutex LSCPServer::SubscriptionMutex = Mutex();  Mutex LSCPServer::SubscriptionMutex = Mutex();
53    Mutex LSCPServer::RTNotifyMutex = Mutex();
54    
55  LSCPServer::LSCPServer(Sampler* pSampler) : Thread(false, 0, -4) {  LSCPServer::LSCPServer(Sampler* pSampler) : Thread(false, 0, -4) {
56      this->pSampler = pSampler;      this->pSampler = pSampler;
# Line 88  int LSCPServer::Main() { Line 89  int LSCPServer::Main() {
89      SocketAddress.sin_addr.s_addr = htonl(INADDR_ANY);      SocketAddress.sin_addr.s_addr = htonl(INADDR_ANY);
90    
91      if (bind(hSocket, (sockaddr*) &SocketAddress, sizeof(sockaddr_in)) < 0) {      if (bind(hSocket, (sockaddr*) &SocketAddress, sizeof(sockaddr_in)) < 0) {
92          std::cerr << "LSCPServer: Could not bind server socket." << std::endl;          std::cerr << "LSCPServer: Could not bind server socket, retrying for " << ToString(LSCP_SERVER_BIND_TIMEOUT) << " seconds...";
93          close(hSocket);          for (int trial = 0; true; trial++) { // retry for LSCP_SERVER_BIND_TIMEOUT seconds
94          //return -1;              if (bind(hSocket, (sockaddr*) &SocketAddress, sizeof(sockaddr_in)) < 0) {
95          exit(EXIT_FAILURE);                  if (trial > LSCP_SERVER_BIND_TIMEOUT) {
96                        std::cerr << "gave up!" << std::endl;
97                        close(hSocket);
98                        //return -1;
99                        exit(EXIT_FAILURE);
100                    }
101                    else sleep(1); // sleep 1s
102                }
103                else break; // success
104            }
105      }      }
106    
107      listen(hSocket, 1);      listen(hSocket, 1);
# Line 194  void LSCPServer::CloseConnection( std::v Line 204  void LSCPServer::CloseConnection( std::v
204          NotifyMutex.Unlock();          NotifyMutex.Unlock();
205  }  }
206    
207    int LSCPServer::EventSubscribers( std::list<LSCPEvent::event_t> events ) {
208            int subs = 0;
209            SubscriptionMutex.Lock();
210            for( std::list<LSCPEvent::event_t>::iterator iter = events.begin();
211                            iter != events.end(); iter++)
212            {
213                    subs += eventSubscriptions.count(*iter);
214            }
215            SubscriptionMutex.Unlock();
216            return subs;
217    }
218    
219  void LSCPServer::SendLSCPNotify( LSCPEvent event ) {  void LSCPServer::SendLSCPNotify( LSCPEvent event ) {
220          SubscriptionMutex.Lock();          SubscriptionMutex.Lock();
221          if (eventSubscriptions.count(event.GetType()) == 0) {          if (eventSubscriptions.count(event.GetType()) == 0) {
# Line 423  String LSCPServer::LoadInstrument(String Line 445  String LSCPServer::LoadInstrument(String
445      LSCPResultSet result;      LSCPResultSet result;
446      try {      try {
447          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
448          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
449          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
450          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on sampler channel");
451          if (!pSamplerChannel->GetAudioOutputDevice())          if (!pSamplerChannel->GetAudioOutputDevice())
452              throw LinuxSamplerException("No audio output device on channel");              throw LinuxSamplerException("No audio output device connected to sampler channel");
453          if (bBackground) {          if (bBackground) {
454              LSCPLoadInstrument *pLoadInstrument = new LSCPLoadInstrument(pEngine, Filename.c_str(), uiInstrument);              LSCPLoadInstrument *pLoadInstrument = new LSCPLoadInstrument(pEngine, Filename.c_str(), uiInstrument);
455              pLoadInstrument->StartThread();              pLoadInstrument->StartThread();
# Line 451  String LSCPServer::LoadEngine(String Eng Line 473  String LSCPServer::LoadEngine(String Eng
473          if ((EngineName == "GigEngine") || (EngineName == "gig")) type = Engine::type_gig;          if ((EngineName == "GigEngine") || (EngineName == "gig")) type = Engine::type_gig;
474          else throw LinuxSamplerException("Unknown engine type");          else throw LinuxSamplerException("Unknown engine type");
475          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
476          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
477            LockRTNotify();
478          pSamplerChannel->LoadEngine(type);          pSamplerChannel->LoadEngine(type);
479            UnlockRTNotify();
480      }      }
481      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
482           result.Error(e);           result.Error(e);
# Line 503  String LSCPServer::AddChannel() { Line 527  String LSCPServer::AddChannel() {
527  String LSCPServer::RemoveChannel(uint uiSamplerChannel) {  String LSCPServer::RemoveChannel(uint uiSamplerChannel) {
528      dmsg(2,("LSCPServer: RemoveChannel(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: RemoveChannel(SamplerChannel=%d)\n", uiSamplerChannel));
529      LSCPResultSet result;      LSCPResultSet result;
530        LockRTNotify();
531      pSampler->RemoveSamplerChannel(uiSamplerChannel);      pSampler->RemoveSamplerChannel(uiSamplerChannel);
532        UnlockRTNotify();
533      return result.Produce();      return result.Produce();
534  }  }
535    
# Line 546  String LSCPServer::GetChannelInfo(uint u Line 572  String LSCPServer::GetChannelInfo(uint u
572      LSCPResultSet result;      LSCPResultSet result;
573      try {      try {
574          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
575          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
576          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
577    
578          //Defaults values          //Defaults values
579          String EngineName = "NONE";          String EngineName = "NONE";
580          float Volume = 0.0f;          float Volume = 0.0f;
581          String InstrumentFileName = "NONE";          String InstrumentFileName = "NONE";
582            String InstrumentName = "NONE";
583          int InstrumentIndex = -1;          int InstrumentIndex = -1;
584          int InstrumentStatus = -1;          int InstrumentStatus = -1;
585          int AudioOutputChannels = 0;          int AudioOutputChannels = 0;
# Line 565  String LSCPServer::GetChannelInfo(uint u Line 592  String LSCPServer::GetChannelInfo(uint u
592              InstrumentStatus = pEngine->InstrumentStatus();              InstrumentStatus = pEngine->InstrumentStatus();
593              InstrumentIndex = pEngine->InstrumentIndex();              InstrumentIndex = pEngine->InstrumentIndex();
594              if (InstrumentIndex != -1)              if (InstrumentIndex != -1)
595                {
596                  InstrumentFileName = pEngine->InstrumentFileName();                  InstrumentFileName = pEngine->InstrumentFileName();
597                    InstrumentName = pEngine->InstrumentName();
598                }
599              for (int chan = 0; chan < pEngine->Channels(); chan++) {              for (int chan = 0; chan < pEngine->Channels(); chan++) {
600                  if (AudioRouting != "") AudioRouting += ",";                  if (AudioRouting != "") AudioRouting += ",";
601                  AudioRouting += ToString(pEngine->OutputChannel(chan));                  AudioRouting += ToString(pEngine->OutputChannel(chan));
# Line 582  String LSCPServer::GetChannelInfo(uint u Line 612  String LSCPServer::GetChannelInfo(uint u
612    
613          result.Add("MIDI_INPUT_DEVICE", GetMidiInputDeviceIndex(pSamplerChannel->GetMidiInputDevice()));          result.Add("MIDI_INPUT_DEVICE", GetMidiInputDeviceIndex(pSamplerChannel->GetMidiInputDevice()));
614          result.Add("MIDI_INPUT_PORT", pSamplerChannel->GetMidiInputPort());          result.Add("MIDI_INPUT_PORT", pSamplerChannel->GetMidiInputPort());
615          if (pSamplerChannel->GetMidiInputChannel()) result.Add("MIDI_INPUT_CHANNEL", pSamplerChannel->GetMidiInputChannel());          if (pSamplerChannel->GetMidiInputChannel() == MidiInputPort::midi_chan_all) result.Add("MIDI_INPUT_CHANNEL", "ALL");
616          else                                        result.Add("MIDI_INPUT_CHANNEL", "ALL");          else result.Add("MIDI_INPUT_CHANNEL", pSamplerChannel->GetMidiInputChannel());
617    
618          result.Add("INSTRUMENT_FILE", InstrumentFileName);          result.Add("INSTRUMENT_FILE", InstrumentFileName);
619          result.Add("INSTRUMENT_NR", InstrumentIndex);          result.Add("INSTRUMENT_NR", InstrumentIndex);
620            result.Add("INSTRUMENT_NAME", InstrumentName);
621          result.Add("INSTRUMENT_STATUS", InstrumentStatus);          result.Add("INSTRUMENT_STATUS", InstrumentStatus);
622      }      }
623      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 604  String LSCPServer::GetVoiceCount(uint ui Line 635  String LSCPServer::GetVoiceCount(uint ui
635      LSCPResultSet result;      LSCPResultSet result;
636      try {      try {
637          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
638          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
639          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
640          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on sampler channel");
641          result.Add(pEngine->VoiceCount());          result.Add(pEngine->VoiceCount());
642      }      }
643      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 624  String LSCPServer::GetStreamCount(uint u Line 655  String LSCPServer::GetStreamCount(uint u
655      LSCPResultSet result;      LSCPResultSet result;
656      try {      try {
657          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
658          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
659          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
660          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on sampler channel");
661          result.Add(pEngine->DiskStreamCount());          result.Add(pEngine->DiskStreamCount());
662      }      }
663      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 644  String LSCPServer::GetBufferFill(fill_re Line 675  String LSCPServer::GetBufferFill(fill_re
675      LSCPResultSet result;      LSCPResultSet result;
676      try {      try {
677          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
678          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
679          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
680          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on sampler channel");
681          if (!pEngine->DiskStreamSupported())          if (!pEngine->DiskStreamSupported())
682              result.Add("NA");              result.Add("NA");
683          else {          else {
# Line 743  String LSCPServer::GetAudioOutputDriverI Line 774  String LSCPServer::GetAudioOutputDriverI
774  }  }
775    
776  String LSCPServer::GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {  String LSCPServer::GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {
777      dmsg(2,("LSCPServer: GetMidiInputDriverParameterInfo(Driver=%s,Parameter=%s)\n",Driver.c_str(),Parameter.c_str()));      dmsg(2,("LSCPServer: GetMidiInputDriverParameterInfo(Driver=%s,Parameter=%s,DependencyListSize=%d)\n",Driver.c_str(),Parameter.c_str(),DependencyList.size()));
778      LSCPResultSet result;      LSCPResultSet result;
779      try {      try {
780          DeviceCreationParameter* pParameter = MidiInputDeviceFactory::GetDriverParameter(Driver, Parameter);          DeviceCreationParameter* pParameter = MidiInputDeviceFactory::GetDriverParameter(Driver, Parameter);
# Line 752  String LSCPServer::GetMidiInputDriverPar Line 783  String LSCPServer::GetMidiInputDriverPar
783          result.Add("MANDATORY",    pParameter->Mandatory());          result.Add("MANDATORY",    pParameter->Mandatory());
784          result.Add("FIX",          pParameter->Fix());          result.Add("FIX",          pParameter->Fix());
785          result.Add("MULTIPLICITY", pParameter->Multiplicity());          result.Add("MULTIPLICITY", pParameter->Multiplicity());
786          if (pParameter->Depends())       result.Add("DEPENDS",       *pParameter->Depends());          optional<String> oDepends       = pParameter->Depends();
787          if (pParameter->Default())       result.Add("DEFAULT",       *pParameter->Default());          optional<String> oDefault       = pParameter->Default(DependencyList);
788          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     *pParameter->RangeMin());          optional<String> oRangeMin      = pParameter->RangeMin(DependencyList);
789          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     *pParameter->RangeMax());          optional<String> oRangeMax      = pParameter->RangeMax(DependencyList);
790          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", *pParameter->Possibilities());          optional<String> oPossibilities = pParameter->Possibilities(DependencyList);
791            if (oDepends)       result.Add("DEPENDS",       *oDepends);
792            if (oDefault)       result.Add("DEFAULT",       *oDefault);
793            if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);
794            if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);
795            if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);
796      }      }
797      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
798          result.Error(e);          result.Error(e);
# Line 765  String LSCPServer::GetMidiInputDriverPar Line 801  String LSCPServer::GetMidiInputDriverPar
801  }  }
802    
803  String LSCPServer::GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {  String LSCPServer::GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {
804      dmsg(2,("LSCPServer: GetAudioOutputDriverParameterInfo(Driver=%s,Parameter=%s)\n",Driver.c_str(),Parameter.c_str()));      dmsg(2,("LSCPServer: GetAudioOutputDriverParameterInfo(Driver=%s,Parameter=%s,DependencyListSize=%d)\n",Driver.c_str(),Parameter.c_str(),DependencyList.size()));
805      LSCPResultSet result;      LSCPResultSet result;
806      try {      try {
807          DeviceCreationParameter* pParameter = AudioOutputDeviceFactory::GetDriverParameter(Driver, Parameter);          DeviceCreationParameter* pParameter = AudioOutputDeviceFactory::GetDriverParameter(Driver, Parameter);
# Line 774  String LSCPServer::GetAudioOutputDriverP Line 810  String LSCPServer::GetAudioOutputDriverP
810          result.Add("MANDATORY",    pParameter->Mandatory());          result.Add("MANDATORY",    pParameter->Mandatory());
811          result.Add("FIX",          pParameter->Fix());          result.Add("FIX",          pParameter->Fix());
812          result.Add("MULTIPLICITY", pParameter->Multiplicity());          result.Add("MULTIPLICITY", pParameter->Multiplicity());
813          if (pParameter->Depends())       result.Add("DEPENDS",       *pParameter->Depends());          optional<String> oDepends       = pParameter->Depends();
814          if (pParameter->Default())       result.Add("DEFAULT",       *pParameter->Default());          optional<String> oDefault       = pParameter->Default(DependencyList);
815          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     *pParameter->RangeMin());          optional<String> oRangeMin      = pParameter->RangeMin(DependencyList);
816          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     *pParameter->RangeMax());          optional<String> oRangeMax      = pParameter->RangeMax(DependencyList);
817          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", *pParameter->Possibilities());          optional<String> oPossibilities = pParameter->Possibilities(DependencyList);
818            if (oDepends)       result.Add("DEPENDS",       *oDepends);
819            if (oDefault)       result.Add("DEFAULT",       *oDefault);
820            if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);
821            if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);
822            if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);
823      }      }
824      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
825          result.Error(e);          result.Error(e);
# Line 926  String LSCPServer::GetAudioOutputChannel Line 967  String LSCPServer::GetAudioOutputChannel
967    
968          // get audio channel          // get audio channel
969          AudioChannel* pChannel = pDevice->Channel(ChannelId);          AudioChannel* pChannel = pDevice->Channel(ChannelId);
970          if (!pChannel) throw LinuxSamplerException("Audio ouotput device does not have channel " + ToString(ChannelId) + ".");          if (!pChannel) throw LinuxSamplerException("Audio output device does not have audio channel " + ToString(ChannelId) + ".");
971    
972          // return the values of all audio channel parameters          // return the values of all audio channel parameters
973          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
# Line 985  String LSCPServer::GetAudioOutputChannel Line 1026  String LSCPServer::GetAudioOutputChannel
1026    
1027          // get audio channel          // get audio channel
1028          AudioChannel* pChannel = pDevice->Channel(ChannelId);          AudioChannel* pChannel = pDevice->Channel(ChannelId);
1029          if (!pChannel) throw LinuxSamplerException("Audio output device does not have channel " + ToString(ChannelId) + ".");          if (!pChannel) throw LinuxSamplerException("Audio output device does not have audio channel " + ToString(ChannelId) + ".");
1030    
1031          // get desired audio channel parameter          // get desired audio channel parameter
1032          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
# Line 1018  String LSCPServer::SetAudioOutputChannel Line 1059  String LSCPServer::SetAudioOutputChannel
1059    
1060          // get audio channel          // get audio channel
1061          AudioChannel* pChannel = pDevice->Channel(ChannelId);          AudioChannel* pChannel = pDevice->Channel(ChannelId);
1062          if (!pChannel) throw LinuxSamplerException("Audio output device does not have channel " + ToString(ChannelId) + ".");          if (!pChannel) throw LinuxSamplerException("Audio output device does not have audio channel " + ToString(ChannelId) + ".");
1063    
1064          // get desired audio channel parameter          // get desired audio channel parameter
1065          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
# Line 1101  String LSCPServer::SetAudioOutputChannel Line 1142  String LSCPServer::SetAudioOutputChannel
1142      LSCPResultSet result;      LSCPResultSet result;
1143      try {      try {
1144          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1145          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
1146          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
1147          if (!pEngine) throw LinuxSamplerException("No engine deployed on sampler channel " + ToString(uiSamplerChannel));          if (!pEngine) throw LinuxSamplerException("No engine deployed on sampler channel " + ToString(uiSamplerChannel));
1148            if (!pSamplerChannel->GetAudioOutputDevice()) throw LinuxSamplerException("No audio output device connected to sampler channel " + ToString(uiSamplerChannel));
1149          pEngine->SetOutputChannel(ChannelAudioOutputChannel, AudioOutputDeviceInputChannel);          pEngine->SetOutputChannel(ChannelAudioOutputChannel, AudioOutputDeviceInputChannel);
1150      }      }
1151      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1117  String LSCPServer::SetAudioOutputDevice( Line 1159  String LSCPServer::SetAudioOutputDevice(
1159      LSCPResultSet result;      LSCPResultSet result;
1160      try {      try {
1161          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1162          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
1163          std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1164          if (!devices.count(AudioDeviceId)) throw LinuxSamplerException("There is no audio output device with index " + ToString(AudioDeviceId));          if (!devices.count(AudioDeviceId)) throw LinuxSamplerException("There is no audio output device with index " + ToString(AudioDeviceId));
1165          AudioOutputDevice* pDevice = devices[AudioDeviceId];          AudioOutputDevice* pDevice = devices[AudioDeviceId];
# Line 1134  String LSCPServer::SetAudioOutputType(St Line 1176  String LSCPServer::SetAudioOutputType(St
1176      LSCPResultSet result;      LSCPResultSet result;
1177      try {      try {
1178          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1179          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
1180          // Driver type name aliasing...          // Driver type name aliasing...
1181          if (AudioOutputDriver == "ALSA") AudioOutputDriver = "Alsa";          if (AudioOutputDriver == "Alsa") AudioOutputDriver = "ALSA";
1182          if (AudioOutputDriver == "JACK") AudioOutputDriver = "Jack";          if (AudioOutputDriver == "Jack") AudioOutputDriver = "JACK";
1183          // Check if there's one audio output device already created          // Check if there's one audio output device already created
1184          // for the intended audio driver type (AudioOutputDriver)...          // for the intended audio driver type (AudioOutputDriver)...
1185          AudioOutputDevice *pDevice = NULL;          AudioOutputDevice *pDevice = NULL;
# Line 1171  String LSCPServer::SetMIDIInputPort(uint Line 1213  String LSCPServer::SetMIDIInputPort(uint
1213      LSCPResultSet result;      LSCPResultSet result;
1214      try {      try {
1215          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1216          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
1217          pSamplerChannel->SetMidiInputPort(MIDIPort);          pSamplerChannel->SetMidiInputPort(MIDIPort);
1218      }      }
1219      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1185  String LSCPServer::SetMIDIInputChannel(u Line 1227  String LSCPServer::SetMIDIInputChannel(u
1227      LSCPResultSet result;      LSCPResultSet result;
1228      try {      try {
1229          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1230          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
1231          pSamplerChannel->SetMidiInputChannel((MidiInputPort::midi_chan_t) MIDIChannel);          pSamplerChannel->SetMidiInputChannel((MidiInputPort::midi_chan_t) MIDIChannel);
1232      }      }
1233      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1199  String LSCPServer::SetMIDIInputDevice(ui Line 1241  String LSCPServer::SetMIDIInputDevice(ui
1241      LSCPResultSet result;      LSCPResultSet result;
1242      try {      try {
1243          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1244          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
1245          std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1246          if (!devices.count(MIDIDeviceId)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));          if (!devices.count(MIDIDeviceId)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));
1247          MidiInputDevice* pDevice = devices[MIDIDeviceId];          MidiInputDevice* pDevice = devices[MIDIDeviceId];
# Line 1216  String LSCPServer::SetMIDIInputType(Stri Line 1258  String LSCPServer::SetMIDIInputType(Stri
1258      LSCPResultSet result;      LSCPResultSet result;
1259      try {      try {
1260          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1261          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
1262          // Driver type name aliasing...          // Driver type name aliasing...
1263          if (MidiInputDriver == "ALSA") MidiInputDriver = "Alsa";          if (MidiInputDriver == "Alsa") MidiInputDriver = "ALSA";
1264          // Check if there's one MIDI input device already created          // Check if there's one MIDI input device already created
1265          // for the intended MIDI driver type (MidiInputDriver)...          // for the intended MIDI driver type (MidiInputDriver)...
1266          MidiInputDevice *pDevice = NULL;          MidiInputDevice *pDevice = NULL;
# Line 1259  String LSCPServer::SetMIDIInput(uint MID Line 1301  String LSCPServer::SetMIDIInput(uint MID
1301      LSCPResultSet result;      LSCPResultSet result;
1302      try {      try {
1303          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1304          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
1305          std::map<uint, MidiInputDevice*> devices =  pSampler->GetMidiInputDevices();          std::map<uint, MidiInputDevice*> devices =  pSampler->GetMidiInputDevices();
1306          if (!devices.count(MIDIDeviceId)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));          if (!devices.count(MIDIDeviceId)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));
1307          MidiInputDevice* pDevice = devices[MIDIDeviceId];          MidiInputDevice* pDevice = devices[MIDIDeviceId];
# Line 1280  String LSCPServer::SetVolume(double dVol Line 1322  String LSCPServer::SetVolume(double dVol
1322      LSCPResultSet result;      LSCPResultSet result;
1323      try {      try {
1324          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1325          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
1326          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
1327          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on sampler channel");
1328          pEngine->Volume(dVolume);          pEngine->Volume(dVolume);
1329      }      }
1330      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1299  String LSCPServer::ResetChannel(uint uiS Line 1341  String LSCPServer::ResetChannel(uint uiS
1341      LSCPResultSet result;      LSCPResultSet result;
1342      try {      try {
1343          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1344          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Invalid sampler channel number " + ToString(uiSamplerChannel));
1345          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
1346          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on sampler channel");
1347          pEngine->Reset();          pEngine->Reset();
1348      }      }
1349      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
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