/[svn]/linuxsampler/trunk/src/engines/gig/InstrumentResourceManager.cpp
ViewVC logotype

Diff of /linuxsampler/trunk/src/engines/gig/InstrumentResourceManager.cpp

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 2012 by iliev, Fri Oct 23 17:53:17 2009 UTC revision 3719 by schoenebeck, Wed Jan 15 16:12:51 2020 UTC
# Line 1  Line 1 
1    
2  /***************************************************************************  /***************************************************************************
3   *                                                                         *   *                                                                         *
4   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
5   *                                                                         *   *                                                                         *
6   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
7   *   Copyright (C) 2005 - 2009 Christian Schoenebeck                       *   *   Copyright (C) 2005 - 2020 Christian Schoenebeck                       *
8   *                                                                         *   *                                                                         *
9   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
10   *   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 30  Line 31 
31  #include "../../common/global_private.h"  #include "../../common/global_private.h"
32  #include "../../plugins/InstrumentEditorFactory.h"  #include "../../plugins/InstrumentEditorFactory.h"
33    
 // We need to know the maximum number of sample points which are going to  
 // be processed for each render cycle of the audio output driver, to know  
 // how much initial sample points we need to cache into RAM. If the given  
 // sampler channel does not have an audio output device assigned yet  
 // though, we simply use this default value.  
 #define GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE     128  
   
34  namespace LinuxSampler { namespace gig {  namespace LinuxSampler { namespace gig {
35    
     // data stored as long as an instrument resource exists  
     struct instr_entry_t {  
         InstrumentManager::instrument_id_t ID;  
         ::gig::File*                       pGig;  
         uint                               MaxSamplesPerCycle; ///< if some engine requests an already allocated instrument with a higher value, we have to reallocate the instrument  
     };  
   
36      // some data needed for the libgig callback function      // some data needed for the libgig callback function
37      struct progress_callback_arg_t {      struct progress_callback_arg_t {
38          InstrumentResourceManager*          pManager;          InstrumentResourceManager*          pManager;
# Line 55  namespace LinuxSampler { namespace gig { Line 42  namespace LinuxSampler { namespace gig {
42      // we use this to react on events concerning an instrument on behalf of an instrument editor      // we use this to react on events concerning an instrument on behalf of an instrument editor
43      class InstrumentEditorProxy : public InstrumentConsumer {      class InstrumentEditorProxy : public InstrumentConsumer {
44      public:      public:
45            virtual ~InstrumentEditorProxy() {}
46    
47          virtual void ResourceToBeUpdated(::gig::Instrument* pResource, void*& pUpdateArg) {          virtual void ResourceToBeUpdated(::gig::Instrument* pResource, void*& pUpdateArg) {
48              //TODO: inform the instrument editor about the pending update              //TODO: inform the instrument editor about the pending update
49          }          }
# Line 83  namespace LinuxSampler { namespace gig { Line 72  namespace LinuxSampler { namespace gig {
72       *                    instrument ID       *                    instrument ID
73       */       */
74      void InstrumentResourceManager::OnInstrumentLoadingProgress(::gig::progress_t* pProgress) {      void InstrumentResourceManager::OnInstrumentLoadingProgress(::gig::progress_t* pProgress) {
75          dmsg(7,("gig::InstrumentResourceManager: progress %f%", pProgress->factor));          dmsg(7,("gig::InstrumentResourceManager: progress %f%%", pProgress->factor));
76          progress_callback_arg_t* pArg = static_cast<progress_callback_arg_t*>(pProgress->custom);          progress_callback_arg_t* pArg = static_cast<progress_callback_arg_t*>(pProgress->custom);
77          // we randomly schedule 90% for the .gig file loading and the remaining 10% later for sample caching          // we randomly schedule 90% for the .gig file loading and the remaining 10% later for sample caching
78          const float localProgress = 0.9f * pProgress->factor;          const float localProgress = 0.9f * pProgress->factor;
79          pArg->pManager->DispatchResourceProgressEvent(*pArg->pInstrumentKey, localProgress);          pArg->pManager->DispatchResourceProgressEvent(*pArg->pInstrumentKey, localProgress);
80      }      }
81    
     std::vector<InstrumentResourceManager::instrument_id_t> InstrumentResourceManager::Instruments() {  
         return Entries();  
     }  
   
82      String InstrumentResourceManager::GetInstrumentName(instrument_id_t ID) {      String InstrumentResourceManager::GetInstrumentName(instrument_id_t ID) {
83          Lock();          Lock();
84          ::gig::Instrument* pInstrument = Resource(ID, false);          ::gig::Instrument* pInstrument = Resource(ID, false);
# Line 147  namespace LinuxSampler { namespace gig { Line 132  namespace LinuxSampler { namespace gig {
132          ::RIFF::File* riff = NULL;          ::RIFF::File* riff = NULL;
133          ::gig::File*  gig  = NULL;          ::gig::File*  gig  = NULL;
134          try {          try {
135              if(!loaded) {              if (!loaded) {
136                  riff = new ::RIFF::File(ID.FileName);                  riff = new ::RIFF::File(ID.FileName);
137                  gig  = new ::gig::File(riff);                  gig  = new ::gig::File(riff);
138                  gig->SetAutoLoad(false); // avoid time consuming samples scanning                  gig->SetAutoLoad(false); // avoid time consuming samples scanning
# Line 226  namespace LinuxSampler { namespace gig { Line 211  namespace LinuxSampler { namespace gig {
211          }          }
212      }      }
213    
214      InstrumentEditor* InstrumentResourceManager::LaunchInstrumentEditor(instrument_id_t ID, void* pUserData) throw (InstrumentManagerException) {      InstrumentEditor* InstrumentResourceManager::LaunchInstrumentEditor(LinuxSampler::EngineChannel* pEngineChannel, instrument_id_t ID, void* pUserData) throw (InstrumentManagerException) {
215          const String sDataType    = GetInstrumentDataStructureName(ID);          const String sDataType    = GetInstrumentDataStructureName(ID);
216          const String sDataVersion = GetInstrumentDataStructureVersion(ID);          const String sDataVersion = GetInstrumentDataStructureVersion(ID);
217          // find instrument editors capable to handle given instrument          // find instrument editors capable to handle given instrument
# Line 253  namespace LinuxSampler { namespace gig { Line 238  namespace LinuxSampler { namespace gig {
238          InstrumentEditorProxies.add(pProxy);          InstrumentEditorProxies.add(pProxy);
239          InstrumentEditorProxiesMutex.Unlock();          InstrumentEditorProxiesMutex.Unlock();
240          // launch the instrument editor for the given instrument          // launch the instrument editor for the given instrument
241          pEditor->Launch(pInstrument, sDataType, sDataVersion, pUserData);          pEditor->Launch(pEngineChannel, pInstrument, sDataType, sDataVersion, pUserData);
242    
243          // register the instrument editor as virtual MIDI device as well ...          // register the instrument editor as virtual MIDI device as well ...
244          VirtualMidiDevice* pVirtualMidiDevice =          VirtualMidiDevice* pVirtualMidiDevice =
# Line 289  namespace LinuxSampler { namespace gig { Line 274  namespace LinuxSampler { namespace gig {
274          int iProxyIndex                = -1;          int iProxyIndex                = -1;
275    
276          // first find the editor proxy entry for this editor          // first find the editor proxy entry for this editor
277          InstrumentEditorProxiesMutex.Lock();          {
278          for (int i = 0; i < InstrumentEditorProxies.size(); i++) {              LockGuard lock(InstrumentEditorProxiesMutex);
279              InstrumentEditorProxy* pCurProxy =              for (int i = 0; i < InstrumentEditorProxies.size(); i++) {
280                  dynamic_cast<InstrumentEditorProxy*>(                  InstrumentEditorProxy* pCurProxy =
281                      InstrumentEditorProxies[i]                      dynamic_cast<InstrumentEditorProxy*>(
282                  );                          InstrumentEditorProxies[i]
283              if (pCurProxy->pEditor == pSender) {                          );
284                  pProxy      = pCurProxy;                  if (pCurProxy->pEditor == pSender) {
285                  iProxyIndex = i;                      pProxy      = pCurProxy;
286                  pInstrument = pCurProxy->pInstrument;                      iProxyIndex = i;
287                        pInstrument = pCurProxy->pInstrument;
288                    }
289              }              }
290          }          }
         InstrumentEditorProxiesMutex.Unlock();  
291    
292          if (!pProxy) {          if (!pProxy) {
293              std::cerr << "Eeeek, could not find instrument editor proxy, "              std::cerr << "Eeeek, could not find instrument editor proxy, "
# Line 329  namespace LinuxSampler { namespace gig { Line 315  namespace LinuxSampler { namespace gig {
315    
316          // finally delete proxy entry and hand back instrument          // finally delete proxy entry and hand back instrument
317          if (pInstrument) {          if (pInstrument) {
318              InstrumentEditorProxiesMutex.Lock();              {
319              InstrumentEditorProxies.remove(iProxyIndex);                  LockGuard lock(InstrumentEditorProxiesMutex);
320              InstrumentEditorProxiesMutex.Unlock();                  InstrumentEditorProxies.remove(iProxyIndex);
321                }
322    
323              HandBack(pInstrument, pProxy);              HandBack(pInstrument, pProxy);
324              delete pProxy;              delete pProxy;
# Line 408  namespace LinuxSampler { namespace gig { Line 395  namespace LinuxSampler { namespace gig {
395      }      }
396    
397      void InstrumentResourceManager::OnDataStructureToBeChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) {      void InstrumentResourceManager::OnDataStructureToBeChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) {
398            dmsg(5,("gig::InstrumentResourceManager::OnDataStructureToBeChanged(%s)\n", sStructType.c_str()));
399          //TODO: remove code duplication          //TODO: remove code duplication
400          if (sStructType == "gig::File") {          if (sStructType == "gig::File") {
401              // completely suspend all engines that use that file              // completely suspend all engines that use that file
# Line 448  namespace LinuxSampler { namespace gig { Line 436  namespace LinuxSampler { namespace gig {
436              std::set<Engine*>::iterator end  = engines.end();              std::set<Engine*>::iterator end  = engines.end();
437              for (; iter != end; ++iter) (*iter)->Suspend(pRegion);              for (; iter != end; ++iter) (*iter)->Suspend(pRegion);
438              Unlock();              Unlock();
439            } else if (sStructType == "gig::Script") {
440                // no need to suspend anything here, since the sampler is
441                // processing a translated VM representation of the original script
442                // source code, not accessing the source code itself during playback
443                ::gig::Script* pScript = (::gig::Script*) pStruct;
444                // remember the original source code of the script, since the script
445                // resource manager uses the source code as key
446                pendingScriptUpdatesMutex.Lock();
447                pendingScriptUpdates[pScript] = pScript->GetScriptAsText();
448                pendingScriptUpdatesMutex.Unlock();
449          } else {          } else {
450              std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data "              std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data "
451                           "structure '" << sStructType << "' requested to be "                           "structure '" << sStructType << "' requested to be "
# Line 458  namespace LinuxSampler { namespace gig { Line 456  namespace LinuxSampler { namespace gig {
456      }      }
457    
458      void InstrumentResourceManager::OnDataStructureChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) {      void InstrumentResourceManager::OnDataStructureChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) {
459            dmsg(5,("gig::InstrumentResourceManager::OnDataStructureChanged(%s)\n", sStructType.c_str()));
460          //TODO: remove code duplication          //TODO: remove code duplication
461          if (sStructType == "gig::File") {          if (sStructType == "gig::File") {
462              // resume all previously suspended engines              // resume all previously suspended engines
# Line 515  namespace LinuxSampler { namespace gig { Line 514  namespace LinuxSampler { namespace gig {
514              std::set<Engine*>::iterator end  = engines.end();              std::set<Engine*>::iterator end  = engines.end();
515              for (; iter != end; ++iter) (*iter)->Resume(pRegion);              for (; iter != end; ++iter) (*iter)->Resume(pRegion);
516              Unlock();              Unlock();
517            } else if (sStructType == "gig::Script") {
518                // inform all engine channels which are using this script, that
519                // they need to reload (parse) the script's source code text
520                ::gig::Script* pScript = (::gig::Script*) pStruct;
521                pendingScriptUpdatesMutex.Lock();
522                if (pendingScriptUpdates.count(pScript)) {
523                    const String& code = pendingScriptUpdates[pScript];
524                    std::set<EngineChannel*> channels = GetEngineChannelsUsingScriptSourceCode(code, true/*lock*/);
525                    pendingScriptUpdates.erase(pScript);
526                    std::set<EngineChannel*>::iterator iter = channels.begin();
527                    std::set<EngineChannel*>::iterator end  = channels.end();
528                    for (; iter != end; ++iter) (*iter)->reloadScript(pScript);
529                }
530                pendingScriptUpdatesMutex.Unlock();
531          } else {          } else {
532              std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data "              std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data "
533                           "structure '" << sStructType << "' requested to be "                           "structure '" << sStructType << "' requested to be "
# Line 559  namespace LinuxSampler { namespace gig { Line 572  namespace LinuxSampler { namespace gig {
572    
573      ::gig::Instrument* InstrumentResourceManager::Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg) {      ::gig::Instrument* InstrumentResourceManager::Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg) {
574          // get gig file from internal gig file manager          // get gig file from internal gig file manager
575          ::gig::File* pGig = Gigs.Borrow(Key.FileName, (GigConsumer*) Key.Index); // conversion kinda hackish :/          ::gig::File* pGig = Gigs.Borrow(Key.FileName, reinterpret_cast<GigConsumer*>(Key.Index)); // conversion kinda hackish :/
576    
577          // we pass this to the progress callback mechanism of libgig          // we pass this to the progress callback mechanism of libgig
578          progress_callback_arg_t callbackArg;          progress_callback_arg_t callbackArg;
# Line 580  namespace LinuxSampler { namespace gig { Line 593  namespace LinuxSampler { namespace gig {
593          pGig->GetFirstSample(); // just to force complete instrument loading          pGig->GetFirstSample(); // just to force complete instrument loading
594          dmsg(1,("OK\n"));          dmsg(1,("OK\n"));
595    
596            uint maxSamplesPerCycle = GetMaxSamplesPerCycle(pConsumer);
597    
598          // cache initial samples points (for actually needed samples)          // cache initial samples points (for actually needed samples)
599          dmsg(1,("Caching initial samples..."));          dmsg(1,("Caching initial samples..."));
600          uint iRegion = 0; // just for progress calculation          uint iRegion = 0; // just for progress calculation
# Line 591  namespace LinuxSampler { namespace gig { Line 606  namespace LinuxSampler { namespace gig {
606    
607              if (pRgn->GetSample() && !pRgn->GetSample()->GetCache().Size) {              if (pRgn->GetSample() && !pRgn->GetSample()->GetCache().Size) {
608                  dmsg(2,("C"));                  dmsg(2,("C"));
609                  CacheInitialSamples(pRgn->GetSample(), (EngineChannel*) pConsumer);                  CacheInitialSamples(pRgn->GetSample(), maxSamplesPerCycle);
610              }              }
611              for (uint i = 0; i < pRgn->DimensionRegions; i++) {              for (uint i = 0; i < pRgn->DimensionRegions; i++) {
612                  CacheInitialSamples(pRgn->pDimensionRegions[i]->pSample, (EngineChannel*) pConsumer);                  CacheInitialSamples(pRgn->pDimensionRegions[i]->pSample, maxSamplesPerCycle);
613              }              }
614    
615              pRgn = pInstrument->GetNextRegion();              pRgn = pInstrument->GetNextRegion();
# Line 607  namespace LinuxSampler { namespace gig { Line 622  namespace LinuxSampler { namespace gig {
622          instr_entry_t* pEntry = new instr_entry_t;          instr_entry_t* pEntry = new instr_entry_t;
623          pEntry->ID.FileName   = Key.FileName;          pEntry->ID.FileName   = Key.FileName;
624          pEntry->ID.Index      = Key.Index;          pEntry->ID.Index      = Key.Index;
625          pEntry->pGig          = pGig;          pEntry->pFile         = pGig;
626    
627          EngineChannel* pEngineChannel = dynamic_cast<EngineChannel*>(pConsumer);          // and we save this to check if we need to reallocate for an engine with higher value of 'MaxSamplesPerSecond'
628          // and we save this to check if we need to reallocate for a engine with higher value of 'MaxSamplesPerSecond'          pEntry->MaxSamplesPerCycle = maxSamplesPerCycle;
629          pEntry->MaxSamplesPerCycle =          
             (!pEngineChannel) ? 0 /* don't care for instrument editors */ :  
                 (pEngineChannel->GetEngine()) ?  
                     dynamic_cast<Engine*>(pEngineChannel->GetEngine())->pAudioOutputDevice->MaxSamplesPerCycle()  
                     : GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE;  
630          pArg = pEntry;          pArg = pEntry;
631    
632          return pInstrument;          return pInstrument;
633      }      }
634    
635      void InstrumentResourceManager::Destroy( ::gig::Instrument* pResource, void* pArg) {      void InstrumentResourceManager::Destroy(::gig::Instrument* pResource, void* pArg) {
636          instr_entry_t* pEntry = (instr_entry_t*) pArg;          instr_entry_t* pEntry = (instr_entry_t*) pArg;
637          // we don't need the .gig file here anymore          // we don't need the .gig file here anymore
638          Gigs.HandBack(pEntry->pGig, (GigConsumer*) pEntry->ID.Index); // conversion kinda hackish :/          Gigs.HandBack(pEntry->pFile, reinterpret_cast<GigConsumer*>(pEntry->ID.Index)); // conversion kinda hackish :/
639          delete pEntry;          delete pEntry;
640      }      }
641    
     void InstrumentResourceManager::OnBorrow(::gig::Instrument* pResource, InstrumentConsumer* pConsumer, void*& pArg) {  
         instr_entry_t* pEntry = (instr_entry_t*) pArg;  
         EngineChannel* pEngineChannel = dynamic_cast<EngineChannel*>(pConsumer);  
         uint maxSamplesPerCycle =  
             (pEngineChannel && pEngineChannel->GetEngine()) ? dynamic_cast<Engine*>(pEngineChannel->GetEngine())->pAudioOutputDevice->MaxSamplesPerCycle()  
                                           : GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE;  
         if (pEntry->MaxSamplesPerCycle < maxSamplesPerCycle) {  
             Update(pResource, pConsumer);  
         }  
     }  
   
642      void InstrumentResourceManager::DeleteRegionIfNotUsed(::gig::DimensionRegion* pRegion, region_info_t* pRegInfo) {      void InstrumentResourceManager::DeleteRegionIfNotUsed(::gig::DimensionRegion* pRegion, region_info_t* pRegInfo) {
643          // TODO: we could delete Region and Instrument here if they have become unused          // TODO: we could delete Region and Instrument here if they have become unused
644      }      }
645    
646      void InstrumentResourceManager::DeleteSampleIfNotUsed(::gig::Sample* pSample, region_info_t* pRegInfo) {      void InstrumentResourceManager::DeleteSampleIfNotUsed(::gig::Sample* pSample, region_info_t* pRegInfo) {
647          ::gig::File* gig = pRegInfo->file;          ::gig::File* gig = pRegInfo->file;
648          ::RIFF::File* riff = static_cast< ::RIFF::File*>(pRegInfo->pArg);          ::RIFF::File* riff = static_cast< ::RIFF::File*>(pRegInfo->pArg);
# Line 682  namespace LinuxSampler { namespace gig { Line 683  namespace LinuxSampler { namespace gig {
683       *                   will be cached)       *                   will be cached)
684       */       */
685      void InstrumentResourceManager::CacheInitialSamples(::gig::Sample* pSample, AbstractEngine* pEngine) {      void InstrumentResourceManager::CacheInitialSamples(::gig::Sample* pSample, AbstractEngine* pEngine) {
686            uint maxSamplesPerCycle =
687                (pEngine) ? pEngine->pAudioOutputDevice->MaxSamplesPerCycle() :
688                DefaultMaxSamplesPerCycle();
689            CacheInitialSamples(pSample, maxSamplesPerCycle);
690        }
691    
692        void InstrumentResourceManager::CacheInitialSamples(::gig::Sample* pSample, uint maxSamplesPerCycle) {
693          if (!pSample) {          if (!pSample) {
694              dmsg(4,("gig::InstrumentResourceManager: Skipping sample (pSample == NULL)\n"));              dmsg(4,("gig::InstrumentResourceManager: Skipping sample (pSample == NULL)\n"));
695              return;              return;
# Line 694  namespace LinuxSampler { namespace gig { Line 702  namespace LinuxSampler { namespace gig {
702              // number of '0' samples (silence samples) behind the official buffer              // number of '0' samples (silence samples) behind the official buffer
703              // border, to allow the interpolator do it's work even at the end of              // border, to allow the interpolator do it's work even at the end of
704              // the sample.              // the sample.
705              const uint maxSamplesPerCycle =              const uint neededSilenceSamples = uint((maxSamplesPerCycle << CONFIG_MAX_PITCH) + 6);
706                  (pEngine) ? pEngine->pAudioOutputDevice->MaxSamplesPerCycle()              const uint currentlyCachedSilenceSamples = uint(pSample->GetCache().NullExtensionSize / pSample->FrameSize);
                           : GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE;  
             const uint neededSilenceSamples = (maxSamplesPerCycle << CONFIG_MAX_PITCH) + 3;  
             const uint currentlyCachedSilenceSamples = pSample->GetCache().NullExtensionSize / pSample->FrameSize;  
707              if (currentlyCachedSilenceSamples < neededSilenceSamples) {              if (currentlyCachedSilenceSamples < neededSilenceSamples) {
708                  dmsg(3,("Caching whole sample (sample name: \"%s\", sample size: %d)\n", pSample->pInfo->Name.c_str(), pSample->SamplesTotal));                  dmsg(3,("Caching whole sample (sample name: \"%s\", sample size: %llu)\n", pSample->pInfo->Name.c_str(), (long long)pSample->SamplesTotal));
709                  ::gig::buffer_t buf = pSample->LoadSampleDataWithNullSamplesExtension(neededSilenceSamples);                  ::gig::buffer_t buf = pSample->LoadSampleDataWithNullSamplesExtension(neededSilenceSamples);
710                  dmsg(4,("Cached %d Bytes, %d silence bytes.\n", buf.Size, buf.NullExtensionSize));                  dmsg(4,("Cached %llu Bytes, %llu silence bytes.\n", (long long)buf.Size, (long long)buf.NullExtensionSize));
711              }              }
712          }          }
713          else { // we only cache CONFIG_PRELOAD_SAMPLES and stream the other sample points from disk          else { // we only cache CONFIG_PRELOAD_SAMPLES and stream the other sample points from disk
# Line 713  namespace LinuxSampler { namespace gig { Line 718  namespace LinuxSampler { namespace gig {
718      }      }
719    
720      void InstrumentResourceManager::UncacheInitialSamples(::gig::Sample* pSample) {      void InstrumentResourceManager::UncacheInitialSamples(::gig::Sample* pSample) {
721          dmsg(1,("Uncaching sample %x\n",pSample));          dmsg(1,("Uncaching sample %p\n",(void*)pSample));
722          if (pSample->GetCache().Size) pSample->ReleaseSampleData();          if (pSample->GetCache().Size) pSample->ReleaseSampleData();
723      }      }
724    
# Line 740  namespace LinuxSampler { namespace gig { Line 745  namespace LinuxSampler { namespace gig {
745    
746      /**      /**
747       * Returns a list with all gig engine channels that are currently using       * Returns a list with all gig engine channels that are currently using
748         * the given real-time instrument script (provided as source code).
749         *
750         * @param pScript - search criteria
751         * @param bLock - whether we should lock (mutex) the instrument manager
752         *                during this call and unlock at the end of this call
753         */
754        std::set<EngineChannel*> InstrumentResourceManager::GetEngineChannelsUsingScriptSourceCode(const String& code, bool bLock) {
755            if (bLock) Lock();
756            std::set<EngineChannel*> result;
757            std::set<InstrumentScriptConsumer*> consumers = scripts.ConsumersOf(code);
758            std::set<InstrumentScriptConsumer*>::iterator iter = consumers.begin();
759            std::set<InstrumentScriptConsumer*>::iterator end  = consumers.end();
760            for (; iter != end; ++iter) {
761                EngineChannel* pEngineChannel = dynamic_cast<EngineChannel*>(*iter);
762                if (!pEngineChannel) continue;
763                result.insert(pEngineChannel);
764            }
765            if (bLock) Unlock();
766            return result;
767        }
768    
769        /**
770         * Returns a list with all gig engine channels that are currently using
771       * the given instrument.       * the given instrument.
772       *       *
773       * @param pInstrument - search criteria       * @param pInstrument - search criteria
# Line 924  namespace LinuxSampler { namespace gig { Line 952  namespace LinuxSampler { namespace gig {
952      }      }
953    
954      void InstrumentResourceManager::GigResourceManager::Destroy(::gig::File* pResource, void* pArg) {      void InstrumentResourceManager::GigResourceManager::Destroy(::gig::File* pResource, void* pArg) {
955          dmsg(1,("Freeing gig file from memory..."));          dmsg(1,("Freeing gig file '%s' from memory ...", pResource->GetFileName().c_str()));
956    
957          // Delete as much as possible of the gig file. Some of the          // Delete as much as possible of the gig file. Some of the
958          // dimension regions and samples may still be in use - these          // dimension regions and samples may still be in use - these
Legend:
Removed from v.2012  
changed lines
  Added in v.3719
  ViewVC Help
Powered by ViewVC