/[svn]/linuxsampler/trunk/src/engines/gig/InstrumentResourceManager.cpp
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revision 1876 by schoenebeck, Fri Mar 27 12:16:12 2009 UTC revision 2902 by schoenebeck, Tue May 3 14:00:16 2016 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 - 2009 Christian Schoenebeck                       *   *   Copyright (C) 2005 - 2016 Christian Schoenebeck                       *
7   *                                                                         *   *                                                                         *
8   *   This program is free software; you can redistribute it and/or modify  *   *   This program 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 24  Line 24 
24  #include <sstream>  #include <sstream>
25    
26  #include "InstrumentResourceManager.h"  #include "InstrumentResourceManager.h"
27    #include "EngineChannel.h"
28    #include "Engine.h"
29    
30  #include "../../common/global_private.h"  #include "../../common/global_private.h"
31  #include "../../plugins/InstrumentEditorFactory.h"  #include "../../plugins/InstrumentEditorFactory.h"
32    
 // 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  
   
33  namespace LinuxSampler { namespace gig {  namespace LinuxSampler { namespace gig {
34    
     // 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  
     };  
   
35      // some data needed for the libgig callback function      // some data needed for the libgig callback function
36      struct progress_callback_arg_t {      struct progress_callback_arg_t {
37          InstrumentResourceManager*          pManager;          InstrumentResourceManager*          pManager;
# Line 81  namespace LinuxSampler { namespace gig { Line 69  namespace LinuxSampler { namespace gig {
69       *                    instrument ID       *                    instrument ID
70       */       */
71      void InstrumentResourceManager::OnInstrumentLoadingProgress(::gig::progress_t* pProgress) {      void InstrumentResourceManager::OnInstrumentLoadingProgress(::gig::progress_t* pProgress) {
72          dmsg(7,("gig::InstrumentResourceManager: progress %f%", pProgress->factor));          dmsg(7,("gig::InstrumentResourceManager: progress %f%%", pProgress->factor));
73          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);
74          // 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
75          const float localProgress = 0.9f * pProgress->factor;          const float localProgress = 0.9f * pProgress->factor;
76          pArg->pManager->DispatchResourceProgressEvent(*pArg->pInstrumentKey, localProgress);          pArg->pManager->DispatchResourceProgressEvent(*pArg->pInstrumentKey, localProgress);
77      }      }
78    
     std::vector<InstrumentResourceManager::instrument_id_t> InstrumentResourceManager::Instruments() {  
         return Entries();  
     }  
   
     InstrumentManager::mode_t InstrumentResourceManager::GetMode(const instrument_id_t& ID) {  
         return static_cast<InstrumentManager::mode_t>(AvailabilityMode(ID));  
     }  
   
     void InstrumentResourceManager::SetMode(const instrument_id_t& ID, InstrumentManager::mode_t Mode) {  
         dmsg(2,("gig::InstrumentResourceManager: setting mode for %s (Index=%d) to %d\n",ID.FileName.c_str(),ID.Index,Mode));  
         SetAvailabilityMode(ID, static_cast<ResourceManager<InstrumentManager::instrument_id_t, ::gig::Instrument>::mode_t>(Mode));  
     }  
   
79      String InstrumentResourceManager::GetInstrumentName(instrument_id_t ID) {      String InstrumentResourceManager::GetInstrumentName(instrument_id_t ID) {
80          Lock();          Lock();
81          ::gig::Instrument* pInstrument = Resource(ID, false);          ::gig::Instrument* pInstrument = Resource(ID, false);
# Line 154  namespace LinuxSampler { namespace gig { Line 129  namespace LinuxSampler { namespace gig {
129          ::RIFF::File* riff = NULL;          ::RIFF::File* riff = NULL;
130          ::gig::File*  gig  = NULL;          ::gig::File*  gig  = NULL;
131          try {          try {
132              if(!loaded) {              if (!loaded) {
133                  riff = new ::RIFF::File(ID.FileName);                  riff = new ::RIFF::File(ID.FileName);
134                  gig  = new ::gig::File(riff);                  gig  = new ::gig::File(riff);
135                  gig->SetAutoLoad(false); // avoid time consuming samples scanning                  gig->SetAutoLoad(false); // avoid time consuming samples scanning
# Line 233  namespace LinuxSampler { namespace gig { Line 208  namespace LinuxSampler { namespace gig {
208          }          }
209      }      }
210    
211      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) {
212          const String sDataType    = GetInstrumentDataStructureName(ID);          const String sDataType    = GetInstrumentDataStructureName(ID);
213          const String sDataVersion = GetInstrumentDataStructureVersion(ID);          const String sDataVersion = GetInstrumentDataStructureVersion(ID);
214          // find instrument editors capable to handle given instrument          // find instrument editors capable to handle given instrument
# Line 260  namespace LinuxSampler { namespace gig { Line 235  namespace LinuxSampler { namespace gig {
235          InstrumentEditorProxies.add(pProxy);          InstrumentEditorProxies.add(pProxy);
236          InstrumentEditorProxiesMutex.Unlock();          InstrumentEditorProxiesMutex.Unlock();
237          // launch the instrument editor for the given instrument          // launch the instrument editor for the given instrument
238          pEditor->Launch(pInstrument, sDataType, sDataVersion, pUserData);          pEditor->Launch(pEngineChannel, pInstrument, sDataType, sDataVersion, pUserData);
239    
240          // register the instrument editor as virtual MIDI device as well ...          // register the instrument editor as virtual MIDI device as well ...
241          VirtualMidiDevice* pVirtualMidiDevice =          VirtualMidiDevice* pVirtualMidiDevice =
# Line 271  namespace LinuxSampler { namespace gig { Line 246  namespace LinuxSampler { namespace gig {
246          }          }
247          // NOTE: for now connect the virtual MIDI keyboard of the instrument editor (if any) with all engine channels that have the same instrument as the editor was opened for ( other ideas ? )          // NOTE: for now connect the virtual MIDI keyboard of the instrument editor (if any) with all engine channels that have the same instrument as the editor was opened for ( other ideas ? )
248          Lock();          Lock();
249          std::set<gig::EngineChannel*> engineChannels =          std::set<EngineChannel*> engineChannels =
250              GetEngineChannelsUsing(pInstrument, false/*don't lock again*/);              GetEngineChannelsUsing(pInstrument, false/*don't lock again*/);
251          std::set<gig::EngineChannel*>::iterator iter = engineChannels.begin();          std::set<EngineChannel*>::iterator iter = engineChannels.begin();
252          std::set<gig::EngineChannel*>::iterator end  = engineChannels.end();          std::set<EngineChannel*>::iterator end  = engineChannels.end();
253          for (; iter != end; ++iter) (*iter)->Connect(pVirtualMidiDevice);          for (; iter != end; ++iter) (static_cast<AbstractEngineChannel*>(*iter))->Connect(pVirtualMidiDevice);
254          Unlock();          Unlock();
255    
256          return pEditor;          return pEditor;
# Line 296  namespace LinuxSampler { namespace gig { Line 271  namespace LinuxSampler { namespace gig {
271          int iProxyIndex                = -1;          int iProxyIndex                = -1;
272    
273          // first find the editor proxy entry for this editor          // first find the editor proxy entry for this editor
274          InstrumentEditorProxiesMutex.Lock();          {
275          for (int i = 0; i < InstrumentEditorProxies.size(); i++) {              LockGuard lock(InstrumentEditorProxiesMutex);
276              InstrumentEditorProxy* pCurProxy =              for (int i = 0; i < InstrumentEditorProxies.size(); i++) {
277                  dynamic_cast<InstrumentEditorProxy*>(                  InstrumentEditorProxy* pCurProxy =
278                      InstrumentEditorProxies[i]                      dynamic_cast<InstrumentEditorProxy*>(
279                  );                          InstrumentEditorProxies[i]
280              if (pCurProxy->pEditor == pSender) {                          );
281                  pProxy      = pCurProxy;                  if (pCurProxy->pEditor == pSender) {
282                  iProxyIndex = i;                      pProxy      = pCurProxy;
283                  pInstrument = pCurProxy->pInstrument;                      iProxyIndex = i;
284                        pInstrument = pCurProxy->pInstrument;
285                    }
286              }              }
287          }          }
         InstrumentEditorProxiesMutex.Unlock();  
288    
289          if (!pProxy) {          if (!pProxy) {
290              std::cerr << "Eeeek, could not find instrument editor proxy, "              std::cerr << "Eeeek, could not find instrument editor proxy, "
# Line 322  namespace LinuxSampler { namespace gig { Line 298  namespace LinuxSampler { namespace gig {
298          if (pVirtualMidiDevice) {          if (pVirtualMidiDevice) {
299              Lock();              Lock();
300              // NOTE: see note in LaunchInstrumentEditor()              // NOTE: see note in LaunchInstrumentEditor()
301              std::set<gig::EngineChannel*> engineChannels =              std::set<EngineChannel*> engineChannels =
302                  GetEngineChannelsUsing(pInstrument, false/*don't lock again*/);                  GetEngineChannelsUsing(pInstrument, false/*don't lock again*/);
303              std::set<gig::EngineChannel*>::iterator iter = engineChannels.begin();              std::set<EngineChannel*>::iterator iter = engineChannels.begin();
304              std::set<gig::EngineChannel*>::iterator end  = engineChannels.end();              std::set<EngineChannel*>::iterator end  = engineChannels.end();
305              for (; iter != end; ++iter) (*iter)->Disconnect(pVirtualMidiDevice);              for (; iter != end; ++iter) (*iter)->Disconnect(pVirtualMidiDevice);
306              Unlock();              Unlock();
307          } else {          } else {
# Line 336  namespace LinuxSampler { namespace gig { Line 312  namespace LinuxSampler { namespace gig {
312    
313          // finally delete proxy entry and hand back instrument          // finally delete proxy entry and hand back instrument
314          if (pInstrument) {          if (pInstrument) {
315              InstrumentEditorProxiesMutex.Lock();              {
316              InstrumentEditorProxies.remove(iProxyIndex);                  LockGuard lock(InstrumentEditorProxiesMutex);
317              InstrumentEditorProxiesMutex.Unlock();                  InstrumentEditorProxies.remove(iProxyIndex);
318                }
319    
320              HandBack(pInstrument, pProxy);              HandBack(pInstrument, pProxy);
321              delete pProxy;              delete pProxy;
# Line 415  namespace LinuxSampler { namespace gig { Line 392  namespace LinuxSampler { namespace gig {
392      }      }
393    
394      void InstrumentResourceManager::OnDataStructureToBeChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) {      void InstrumentResourceManager::OnDataStructureToBeChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) {
395            dmsg(5,("gig::InstrumentResourceManager::OnDataStructureToBeChanged(%s)\n", sStructType.c_str()));
396          //TODO: remove code duplication          //TODO: remove code duplication
397          if (sStructType == "gig::File") {          if (sStructType == "gig::File") {
398              // completely suspend all engines that use that file              // completely suspend all engines that use that file
# Line 432  namespace LinuxSampler { namespace gig { Line 410  namespace LinuxSampler { namespace gig {
410              ::gig::Instrument* pInstrument =              ::gig::Instrument* pInstrument =
411                  (::gig::Instrument*) pRegion->GetParent();                  (::gig::Instrument*) pRegion->GetParent();
412              Lock();              Lock();
413              std::set<gig::Engine*> engines =              std::set<Engine*> engines =
414                  GetEnginesUsing(pInstrument, false/*don't lock again*/);                  GetEnginesUsing(pInstrument, false/*don't lock again*/);
415              std::set<gig::Engine*>::iterator iter = engines.begin();              std::set<Engine*>::iterator iter = engines.begin();
416              std::set<gig::Engine*>::iterator end  = engines.end();              std::set<Engine*>::iterator end  = engines.end();
417              for (; iter != end; ++iter) (*iter)->Suspend(pRegion);              for (; iter != end; ++iter) (*iter)->Suspend(pRegion);
418              Unlock();              Unlock();
419          } else if (sStructType == "gig::DimensionRegion") {          } else if (sStructType == "gig::DimensionRegion") {
# Line 449  namespace LinuxSampler { namespace gig { Line 427  namespace LinuxSampler { namespace gig {
427              ::gig::Instrument* pInstrument =              ::gig::Instrument* pInstrument =
428                  (::gig::Instrument*) pRegion->GetParent();                  (::gig::Instrument*) pRegion->GetParent();
429              Lock();              Lock();
430              std::set<gig::Engine*> engines =              std::set<Engine*> engines =
431                  GetEnginesUsing(pInstrument, false/*don't lock again*/);                  GetEnginesUsing(pInstrument, false/*don't lock again*/);
432              std::set<gig::Engine*>::iterator iter = engines.begin();              std::set<Engine*>::iterator iter = engines.begin();
433              std::set<gig::Engine*>::iterator end  = engines.end();              std::set<Engine*>::iterator end  = engines.end();
434              for (; iter != end; ++iter) (*iter)->Suspend(pRegion);              for (; iter != end; ++iter) (*iter)->Suspend(pRegion);
435              Unlock();              Unlock();
436            } else if (sStructType == "gig::Script") {
437                // no need to suspend anything here, since the sampler is
438                // processing a translated VM representation of the original script
439                // source code, not accessing the source code itself during playback
440                ::gig::Script* pScript = (::gig::Script*) pStruct;
441                // remember the original source code of the script, since the script
442                // resource manager uses the source code as key
443                pendingScriptUpdatesMutex.Lock();
444                pendingScriptUpdates[pScript] = pScript->GetScriptAsText();
445                pendingScriptUpdatesMutex.Unlock();
446          } else {          } else {
447              std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data "              std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data "
448                           "structure '" << sStructType << "' requested to be "                           "structure '" << sStructType << "' requested to be "
# Line 465  namespace LinuxSampler { namespace gig { Line 453  namespace LinuxSampler { namespace gig {
453      }      }
454    
455      void InstrumentResourceManager::OnDataStructureChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) {      void InstrumentResourceManager::OnDataStructureChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) {
456            dmsg(5,("gig::InstrumentResourceManager::OnDataStructureChanged(%s)\n", sStructType.c_str()));
457          //TODO: remove code duplication          //TODO: remove code duplication
458          if (sStructType == "gig::File") {          if (sStructType == "gig::File") {
459              // resume all previously suspended engines              // resume all previously suspended engines
# Line 485  namespace LinuxSampler { namespace gig { Line 474  namespace LinuxSampler { namespace gig {
474                  GetInstrumentsCurrentlyUsedOf(pFile, false/*don't lock again*/);                  GetInstrumentsCurrentlyUsedOf(pFile, false/*don't lock again*/);
475              for (int i = 0; i < instruments.size(); i++) {              for (int i = 0; i < instruments.size(); i++) {
476                  if (SampleReferencedByInstrument(pSample, instruments[i])) {                  if (SampleReferencedByInstrument(pSample, instruments[i])) {
477                      std::set<gig::EngineChannel*> engineChannels =                      std::set<EngineChannel*> engineChannels =
478                          GetEngineChannelsUsing(instruments[i], false/*don't lock again*/);                          GetEngineChannelsUsing(instruments[i], false/*don't lock again*/);
479                      std::set<gig::EngineChannel*>::iterator iter = engineChannels.begin();                      std::set<EngineChannel*>::iterator iter = engineChannels.begin();
480                      std::set<gig::EngineChannel*>::iterator end  = engineChannels.end();                      std::set<EngineChannel*>::iterator end  = engineChannels.end();
481                      for (; iter != end; ++iter)                      for (; iter != end; ++iter)
482                          CacheInitialSamples(pSample, *iter);                          CacheInitialSamples(pSample, *iter);
483                  }                  }
# Line 501  namespace LinuxSampler { namespace gig { Line 490  namespace LinuxSampler { namespace gig {
490              ::gig::Instrument* pInstrument =              ::gig::Instrument* pInstrument =
491                  (::gig::Instrument*) pRegion->GetParent();                  (::gig::Instrument*) pRegion->GetParent();
492              Lock();              Lock();
493              std::set<gig::Engine*> engines =              std::set<Engine*> engines =
494                  GetEnginesUsing(pInstrument, false/*don't lock again*/);                  GetEnginesUsing(pInstrument, false/*don't lock again*/);
495              std::set<gig::Engine*>::iterator iter = engines.begin();              std::set<Engine*>::iterator iter = engines.begin();
496              std::set<gig::Engine*>::iterator end  = engines.end();              std::set<Engine*>::iterator end  = engines.end();
497              for (; iter != end; ++iter) (*iter)->Resume(pRegion);              for (; iter != end; ++iter) (*iter)->Resume(pRegion);
498              Unlock();              Unlock();
499          } else if (sStructType == "gig::DimensionRegion") {          } else if (sStructType == "gig::DimensionRegion") {
# Line 516  namespace LinuxSampler { namespace gig { Line 505  namespace LinuxSampler { namespace gig {
505              ::gig::Instrument* pInstrument =              ::gig::Instrument* pInstrument =
506                  (::gig::Instrument*) pRegion->GetParent();                  (::gig::Instrument*) pRegion->GetParent();
507              Lock();              Lock();
508              std::set<gig::Engine*> engines =              std::set<Engine*> engines =
509                  GetEnginesUsing(pInstrument, false/*don't lock again*/);                  GetEnginesUsing(pInstrument, false/*don't lock again*/);
510              std::set<gig::Engine*>::iterator iter = engines.begin();              std::set<Engine*>::iterator iter = engines.begin();
511              std::set<gig::Engine*>::iterator end  = engines.end();              std::set<Engine*>::iterator end  = engines.end();
512              for (; iter != end; ++iter) (*iter)->Resume(pRegion);              for (; iter != end; ++iter) (*iter)->Resume(pRegion);
513              Unlock();              Unlock();
514            } else if (sStructType == "gig::Script") {
515                // inform all engine channels which are using this script, that
516                // they need to reload (parse) the script's source code text
517                ::gig::Script* pScript = (::gig::Script*) pStruct;
518                pendingScriptUpdatesMutex.Lock();
519                if (pendingScriptUpdates.count(pScript)) {
520                    const String& code = pendingScriptUpdates[pScript];
521                    std::set<EngineChannel*> channels = GetEngineChannelsUsingScriptSourceCode(code, true/*lock*/);
522                    pendingScriptUpdates.erase(pScript);
523                    std::set<EngineChannel*>::iterator iter = channels.begin();
524                    std::set<EngineChannel*>::iterator end  = channels.end();
525                    for (; iter != end; ++iter) (*iter)->reloadScript(pScript);
526                }
527                pendingScriptUpdatesMutex.Unlock();
528          } else {          } else {
529              std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data "              std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data "
530                           "structure '" << sStructType << "' requested to be "                           "structure '" << sStructType << "' requested to be "
# Line 555  namespace LinuxSampler { namespace gig { Line 558  namespace LinuxSampler { namespace gig {
558              ::gig::Sample* pSample = (::gig::Sample*) pNewSample;              ::gig::Sample* pSample = (::gig::Sample*) pNewSample;
559              ::gig::File* pFile = (::gig::File*) pSample->GetParent();              ::gig::File* pFile = (::gig::File*) pSample->GetParent();
560              // get all engines that use that same gig::File              // get all engines that use that same gig::File
561              std::set<gig::Engine*> engines = GetEnginesUsing(pFile, false/*don't lock again*/);              std::set<Engine*> engines = GetEnginesUsing(pFile, false/*don't lock again*/);
562              std::set<gig::Engine*>::iterator iter = engines.begin();              std::set<Engine*>::iterator iter = engines.begin();
563              std::set<gig::Engine*>::iterator end  = engines.end();              std::set<Engine*>::iterator end  = engines.end();
564              for (; iter != end; ++iter)              for (; iter != end; ++iter)
565                  CacheInitialSamples(pSample, *iter);                  CacheInitialSamples(pSample, *iter);
566              Unlock();              Unlock();
# Line 566  namespace LinuxSampler { namespace gig { Line 569  namespace LinuxSampler { namespace gig {
569    
570      ::gig::Instrument* InstrumentResourceManager::Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg) {      ::gig::Instrument* InstrumentResourceManager::Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg) {
571          // get gig file from internal gig file manager          // get gig file from internal gig file manager
572          ::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 :/
573    
574          // we pass this to the progress callback mechanism of libgig          // we pass this to the progress callback mechanism of libgig
575          progress_callback_arg_t callbackArg;          progress_callback_arg_t callbackArg;
# Line 587  namespace LinuxSampler { namespace gig { Line 590  namespace LinuxSampler { namespace gig {
590          pGig->GetFirstSample(); // just to force complete instrument loading          pGig->GetFirstSample(); // just to force complete instrument loading
591          dmsg(1,("OK\n"));          dmsg(1,("OK\n"));
592    
593            uint maxSamplesPerCycle = GetMaxSamplesPerCycle(pConsumer);
594    
595          // cache initial samples points (for actually needed samples)          // cache initial samples points (for actually needed samples)
596          dmsg(1,("Caching initial samples..."));          dmsg(1,("Caching initial samples..."));
597          uint iRegion = 0; // just for progress calculation          uint iRegion = 0; // just for progress calculation
# Line 598  namespace LinuxSampler { namespace gig { Line 603  namespace LinuxSampler { namespace gig {
603    
604              if (pRgn->GetSample() && !pRgn->GetSample()->GetCache().Size) {              if (pRgn->GetSample() && !pRgn->GetSample()->GetCache().Size) {
605                  dmsg(2,("C"));                  dmsg(2,("C"));
606                  CacheInitialSamples(pRgn->GetSample(), (gig::EngineChannel*) pConsumer);                  CacheInitialSamples(pRgn->GetSample(), maxSamplesPerCycle);
607              }              }
608              for (uint i = 0; i < pRgn->DimensionRegions; i++) {              for (uint i = 0; i < pRgn->DimensionRegions; i++) {
609                  CacheInitialSamples(pRgn->pDimensionRegions[i]->pSample, (gig::EngineChannel*) pConsumer);                  CacheInitialSamples(pRgn->pDimensionRegions[i]->pSample, maxSamplesPerCycle);
610              }              }
611    
612              pRgn = pInstrument->GetNextRegion();              pRgn = pInstrument->GetNextRegion();
# Line 614  namespace LinuxSampler { namespace gig { Line 619  namespace LinuxSampler { namespace gig {
619          instr_entry_t* pEntry = new instr_entry_t;          instr_entry_t* pEntry = new instr_entry_t;
620          pEntry->ID.FileName   = Key.FileName;          pEntry->ID.FileName   = Key.FileName;
621          pEntry->ID.Index      = Key.Index;          pEntry->ID.Index      = Key.Index;
622          pEntry->pGig          = pGig;          pEntry->pFile         = pGig;
623    
624          gig::EngineChannel* pEngineChannel = dynamic_cast<gig::EngineChannel*>(pConsumer);          // and we save this to check if we need to reallocate for an engine with higher value of 'MaxSamplesPerSecond'
625          // and we save this to check if we need to reallocate for a engine with higher value of 'MaxSamplesPerSecond'          pEntry->MaxSamplesPerCycle = maxSamplesPerCycle;
626          pEntry->MaxSamplesPerCycle =          
             (!pEngineChannel) ? 0 /* don't care for instrument editors */ :  
                 (pEngineChannel->GetEngine()) ?  
                     dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine())->pAudioOutputDevice->MaxSamplesPerCycle()  
                     : GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE;  
627          pArg = pEntry;          pArg = pEntry;
628    
629          return pInstrument;          return pInstrument;
630      }      }
631    
632      void InstrumentResourceManager::Destroy( ::gig::Instrument* pResource, void* pArg) {      void InstrumentResourceManager::Destroy(::gig::Instrument* pResource, void* pArg) {
633          instr_entry_t* pEntry = (instr_entry_t*) pArg;          instr_entry_t* pEntry = (instr_entry_t*) pArg;
634          // we don't need the .gig file here anymore          // we don't need the .gig file here anymore
635          Gigs.HandBack(pEntry->pGig, (GigConsumer*) pEntry->ID.Index); // conversion kinda hackish :/          Gigs.HandBack(pEntry->pFile, reinterpret_cast<GigConsumer*>(pEntry->ID.Index)); // conversion kinda hackish :/
636          delete pEntry;          delete pEntry;
637      }      }
638    
639      void InstrumentResourceManager::OnBorrow(::gig::Instrument* pResource, InstrumentConsumer* pConsumer, void*& pArg) {      void InstrumentResourceManager::DeleteRegionIfNotUsed(::gig::DimensionRegion* pRegion, region_info_t* pRegInfo) {
640          instr_entry_t* pEntry = (instr_entry_t*) pArg;          // TODO: we could delete Region and Instrument here if they have become unused
         gig::EngineChannel* pEngineChannel = dynamic_cast<gig::EngineChannel*>(pConsumer);  
         uint maxSamplesPerCycle =  
             (pEngineChannel && pEngineChannel->GetEngine()) ? dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine())->pAudioOutputDevice->MaxSamplesPerCycle()  
                                           : GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE;  
         if (pEntry->MaxSamplesPerCycle < maxSamplesPerCycle) {  
             Update(pResource, pConsumer);  
         }  
     }  
   
     /**  
      * Give back an instrument. This should be used instead of  
      * HandBack if there are some dimension regions that are still in  
      * use. (When an instrument is changed, the voices currently  
      * playing are allowed to keep playing with the old instrument  
      * until note off arrives. New notes will use the new instrument.)  
      */  
     void InstrumentResourceManager::HandBackInstrument(::gig::Instrument* pResource, InstrumentConsumer* pConsumer,  
                                                        RTList< ::gig::DimensionRegion*>* pDimRegionsInUse) {  
         DimRegInfoMutex.Lock();  
         for (RTList< ::gig::DimensionRegion*>::Iterator i = pDimRegionsInUse->first() ; i != pDimRegionsInUse->end() ; i++) {  
             DimRegInfo[*i].refCount++;  
             SampleRefCount[(*i)->pSample]++;  
         }  
         HandBack(pResource, pConsumer, true);  
         DimRegInfoMutex.Unlock();  
641      }      }
642    
643      /**      void InstrumentResourceManager::DeleteSampleIfNotUsed(::gig::Sample* pSample, region_info_t* pRegInfo) {
644       * Give back a dimension region that belongs to an instrument that          ::gig::File* gig = pRegInfo->file;
645       * was previously handed back.          ::RIFF::File* riff = static_cast< ::RIFF::File*>(pRegInfo->pArg);
646       */          if (gig) {
647      void InstrumentResourceManager::HandBackDimReg(::gig::DimensionRegion* pDimReg) {              gig->DeleteSample(pSample);
648          DimRegInfoMutex.Lock();              if (!gig->GetFirstSample()) {
649          dimreg_info_t& dimRegInfo = DimRegInfo[pDimReg];                  dmsg(2,("No more samples in use - freeing gig\n"));
650          int dimRegRefCount = --dimRegInfo.refCount;                  delete gig;
651          int sampleRefCount = --SampleRefCount[pDimReg->pSample];                  delete riff;
         if (dimRegRefCount == 0) {  
             ::gig::File* gig = dimRegInfo.file;  
             ::RIFF::File* riff = dimRegInfo.riff;  
             DimRegInfo.erase(pDimReg);  
             // TODO: we could delete Region and Instrument here if  
             // they have become unused  
   
             if (sampleRefCount == 0) {  
                 SampleRefCount.erase(pDimReg->pSample);  
   
                 if (gig) {  
                     gig->DeleteSample(pDimReg->pSample);  
                     if (!gig->GetFirstSample()) {  
                         dmsg(2,("No more samples in use - freeing gig\n"));  
                         delete gig;  
                         delete riff;  
                     }  
                 }  
652              }              }
653          }          }
         DimRegInfoMutex.Unlock();  
654      }      }
655    
656      /**      /**
# Line 704  namespace LinuxSampler { namespace gig { Line 661  namespace LinuxSampler { namespace gig {
661       *                   (may be NULL, in this case default amount of samples       *                   (may be NULL, in this case default amount of samples
662       *                   will be cached)       *                   will be cached)
663       */       */
664      void InstrumentResourceManager::CacheInitialSamples(::gig::Sample* pSample, gig::EngineChannel* pEngineChannel) {      void InstrumentResourceManager::CacheInitialSamples(::gig::Sample* pSample, EngineChannel* pEngineChannel) {
665          gig::Engine* pEngine =          Engine* pEngine =
666              (pEngineChannel && pEngineChannel->GetEngine()) ?              (pEngineChannel && pEngineChannel->GetEngine()) ?
667                  dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine()) : NULL;                  dynamic_cast<Engine*>(pEngineChannel->GetEngine()) : NULL;
668          CacheInitialSamples(pSample, pEngine);          CacheInitialSamples(pSample, pEngine);
669      }      }
670    
# Line 722  namespace LinuxSampler { namespace gig { Line 679  namespace LinuxSampler { namespace gig {
679       *                   (may be NULL, in this case default amount of samples       *                   (may be NULL, in this case default amount of samples
680       *                   will be cached)       *                   will be cached)
681       */       */
682      void InstrumentResourceManager::CacheInitialSamples(::gig::Sample* pSample, gig::Engine* pEngine) {      void InstrumentResourceManager::CacheInitialSamples(::gig::Sample* pSample, AbstractEngine* pEngine) {
683            uint maxSamplesPerCycle =
684                (pEngine) ? pEngine->pAudioOutputDevice->MaxSamplesPerCycle() :
685                DefaultMaxSamplesPerCycle();
686            CacheInitialSamples(pSample, maxSamplesPerCycle);
687        }
688    
689        void InstrumentResourceManager::CacheInitialSamples(::gig::Sample* pSample, uint maxSamplesPerCycle) {
690          if (!pSample) {          if (!pSample) {
691              dmsg(4,("gig::InstrumentResourceManager: Skipping sample (pSample == NULL)\n"));              dmsg(4,("gig::InstrumentResourceManager: Skipping sample (pSample == NULL)\n"));
692              return;              return;
# Line 735  namespace LinuxSampler { namespace gig { Line 699  namespace LinuxSampler { namespace gig {
699              // number of '0' samples (silence samples) behind the official buffer              // number of '0' samples (silence samples) behind the official buffer
700              // 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
701              // the sample.              // the sample.
             const uint maxSamplesPerCycle =  
                 (pEngine) ? pEngine->pAudioOutputDevice->MaxSamplesPerCycle()  
                           : GIG_RESOURCE_MANAGER_DEFAULT_MAX_SAMPLES_PER_CYCLE;  
702              const uint neededSilenceSamples = (maxSamplesPerCycle << CONFIG_MAX_PITCH) + 3;              const uint neededSilenceSamples = (maxSamplesPerCycle << CONFIG_MAX_PITCH) + 3;
703              const uint currentlyCachedSilenceSamples = pSample->GetCache().NullExtensionSize / pSample->FrameSize;              const uint currentlyCachedSilenceSamples = pSample->GetCache().NullExtensionSize / pSample->FrameSize;
704              if (currentlyCachedSilenceSamples < neededSilenceSamples) {              if (currentlyCachedSilenceSamples < neededSilenceSamples) {
705                  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: %lu)\n", pSample->pInfo->Name.c_str(), pSample->SamplesTotal));
706                  ::gig::buffer_t buf = pSample->LoadSampleDataWithNullSamplesExtension(neededSilenceSamples);                  ::gig::buffer_t buf = pSample->LoadSampleDataWithNullSamplesExtension(neededSilenceSamples);
707                  dmsg(4,("Cached %d Bytes, %d silence bytes.\n", buf.Size, buf.NullExtensionSize));                  dmsg(4,("Cached %lu Bytes, %lu silence bytes.\n", buf.Size, buf.NullExtensionSize));
708              }              }
709          }          }
710          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 754  namespace LinuxSampler { namespace gig { Line 715  namespace LinuxSampler { namespace gig {
715      }      }
716    
717      void InstrumentResourceManager::UncacheInitialSamples(::gig::Sample* pSample) {      void InstrumentResourceManager::UncacheInitialSamples(::gig::Sample* pSample) {
718          dmsg(1,("Uncaching sample %x\n",pSample));          dmsg(1,("Uncaching sample %p\n",(void*)pSample));
719          if (pSample->GetCache().Size) pSample->ReleaseSampleData();          if (pSample->GetCache().Size) pSample->ReleaseSampleData();
720      }      }
721    
# Line 781  namespace LinuxSampler { namespace gig { Line 742  namespace LinuxSampler { namespace gig {
742    
743      /**      /**
744       * Returns a list with all gig engine channels that are currently using       * Returns a list with all gig engine channels that are currently using
745         * the given real-time instrument script (provided as source code).
746         *
747         * @param pScript - search criteria
748         * @param bLock - whether we should lock (mutex) the instrument manager
749         *                during this call and unlock at the end of this call
750         */
751        std::set<EngineChannel*> InstrumentResourceManager::GetEngineChannelsUsingScriptSourceCode(const String& code, bool bLock) {
752            if (bLock) Lock();
753            std::set<EngineChannel*> result;
754            std::set<InstrumentScriptConsumer*> consumers = scripts.ConsumersOf(code);
755            std::set<InstrumentScriptConsumer*>::iterator iter = consumers.begin();
756            std::set<InstrumentScriptConsumer*>::iterator end  = consumers.end();
757            for (; iter != end; ++iter) {
758                EngineChannel* pEngineChannel = dynamic_cast<EngineChannel*>(*iter);
759                if (!pEngineChannel) continue;
760                result.insert(pEngineChannel);
761            }
762            if (bLock) Unlock();
763            return result;
764        }
765    
766        /**
767         * Returns a list with all gig engine channels that are currently using
768       * the given instrument.       * the given instrument.
769       *       *
770       * @param pInstrument - search criteria       * @param pInstrument - search criteria
771       * @param bLock - whether we should lock (mutex) the instrument manager       * @param bLock - whether we should lock (mutex) the instrument manager
772       *                during this call and unlock at the end of this call       *                during this call and unlock at the end of this call
773       */       */
774      std::set<gig::EngineChannel*> InstrumentResourceManager::GetEngineChannelsUsing(::gig::Instrument* pInstrument, bool bLock) {      std::set<EngineChannel*> InstrumentResourceManager::GetEngineChannelsUsing(::gig::Instrument* pInstrument, bool bLock) {
775          if (bLock) Lock();          if (bLock) Lock();
776          std::set<gig::EngineChannel*> result;          std::set<EngineChannel*> result;
777          std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(pInstrument);          std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(pInstrument);
778          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin();          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin();
779          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end  = consumers.end();          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end  = consumers.end();
780          for (; iter != end; ++iter) {          for (; iter != end; ++iter) {
781              gig::EngineChannel* pEngineChannel = dynamic_cast<gig::EngineChannel*>(*iter);              EngineChannel* pEngineChannel = dynamic_cast<EngineChannel*>(*iter);
782              if (!pEngineChannel) continue;              if (!pEngineChannel) continue;
783              result.insert(pEngineChannel);              result.insert(pEngineChannel);
784          }          }
# Line 810  namespace LinuxSampler { namespace gig { Line 794  namespace LinuxSampler { namespace gig {
794       * @param bLock - whether we should lock (mutex) the instrument manager       * @param bLock - whether we should lock (mutex) the instrument manager
795       *                during this call and unlock at the end of this call       *                during this call and unlock at the end of this call
796       */       */
797      std::set<gig::Engine*> InstrumentResourceManager::GetEnginesUsing(::gig::Instrument* pInstrument, bool bLock) {      std::set<Engine*> InstrumentResourceManager::GetEnginesUsing(::gig::Instrument* pInstrument, bool bLock) {
798          if (bLock) Lock();          if (bLock) Lock();
799          std::set<gig::Engine*> result;          std::set<Engine*> result;
800          std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(pInstrument);          std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(pInstrument);
801          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin();          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin();
802          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end  = consumers.end();          std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end  = consumers.end();
803          for (; iter != end; ++iter) {          for (; iter != end; ++iter) {
804              gig::EngineChannel* pEngineChannel = dynamic_cast<gig::EngineChannel*>(*iter);              EngineChannel* pEngineChannel = dynamic_cast<EngineChannel*>(*iter);
805              if (!pEngineChannel) continue;              if (!pEngineChannel) continue;
806              gig::Engine* pEngine = dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine());              Engine* pEngine = dynamic_cast<Engine*>(pEngineChannel->GetEngine());
807              if (!pEngine) continue;              if (!pEngine) continue;
808              result.insert(pEngine);              result.insert(pEngine);
809          }          }
# Line 835  namespace LinuxSampler { namespace gig { Line 819  namespace LinuxSampler { namespace gig {
819       * @param bLock - whether we should lock (mutex) the instrument manager       * @param bLock - whether we should lock (mutex) the instrument manager
820       *                during this call and unlock at the end of this call       *                during this call and unlock at the end of this call
821       */       */
822      std::set<gig::Engine*> InstrumentResourceManager::GetEnginesUsing(::gig::File* pFile, bool bLock) {      std::set<Engine*> InstrumentResourceManager::GetEnginesUsing(::gig::File* pFile, bool bLock) {
823          if (bLock) Lock();          if (bLock) Lock();
824          // get all instruments (currently in usage) that use that same gig::File          // get all instruments (currently in usage) that use that same gig::File
825          std::vector< ::gig::Instrument*> instrumentsOfInterest =          std::vector< ::gig::Instrument*> instrumentsOfInterest =
826              GetInstrumentsCurrentlyUsedOf(pFile, false/*don't lock again*/);              GetInstrumentsCurrentlyUsedOf(pFile, false/*don't lock again*/);
827    
828          // get all engines that use that same gig::File          // get all engines that use that same gig::File
829          std::set<gig::Engine*> result;          std::set<Engine*> result;
830          {          {
831              for (int i = 0; i < instrumentsOfInterest.size(); i++) {              for (int i = 0; i < instrumentsOfInterest.size(); i++) {
832                  std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(instrumentsOfInterest[i]);                  std::set<ResourceConsumer< ::gig::Instrument>*> consumers = ConsumersOf(instrumentsOfInterest[i]);
833                  std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin();                  std::set<ResourceConsumer< ::gig::Instrument>*>::iterator iter = consumers.begin();
834                  std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end  = consumers.end();                  std::set<ResourceConsumer< ::gig::Instrument>*>::iterator end  = consumers.end();
835                  for (; iter != end; ++iter) {                  for (; iter != end; ++iter) {
836                      gig::EngineChannel* pEngineChannel = dynamic_cast<gig::EngineChannel*>(*iter);                      EngineChannel* pEngineChannel = dynamic_cast<EngineChannel*>(*iter);
837                      if (!pEngineChannel) continue;                      if (!pEngineChannel) continue;
838                      gig::Engine* pEngine = dynamic_cast<gig::Engine*>(pEngineChannel->GetEngine());                      Engine* pEngine = dynamic_cast<Engine*>(pEngineChannel->GetEngine());
839                      if (!pEngine) continue;                      if (!pEngine) continue;
840                      // the unique, sorted container std::set makes                      // the unique, sorted container std::set makes
841                      // sure we won't have duplicates                      // sure we won't have duplicates
# Line 905  namespace LinuxSampler { namespace gig { Line 889  namespace LinuxSampler { namespace gig {
889          // get all engines that use that same gig::Instrument          // get all engines that use that same gig::Instrument
890          suspendedEngines = GetEnginesUsing(pInstrument, true/*lock*/);          suspendedEngines = GetEnginesUsing(pInstrument, true/*lock*/);
891          // finally, completely suspend all engines that use that same gig::Instrument          // finally, completely suspend all engines that use that same gig::Instrument
892          std::set<gig::Engine*>::iterator iter = suspendedEngines.begin();          std::set<Engine*>::iterator iter = suspendedEngines.begin();
893          std::set<gig::Engine*>::iterator end  = suspendedEngines.end();          std::set<Engine*>::iterator end  = suspendedEngines.end();
894          for (; iter != end; ++iter) (*iter)->SuspendAll();          for (; iter != end; ++iter) (*iter)->SuspendAll();
895      }      }
896    
# Line 929  namespace LinuxSampler { namespace gig { Line 913  namespace LinuxSampler { namespace gig {
913          // get all engines that use that same gig::File          // get all engines that use that same gig::File
914          suspendedEngines = GetEnginesUsing(pFile, true/*lock*/);          suspendedEngines = GetEnginesUsing(pFile, true/*lock*/);
915          // finally, completely suspend all engines that use that same gig::File          // finally, completely suspend all engines that use that same gig::File
916          std::set<gig::Engine*>::iterator iter = suspendedEngines.begin();          std::set<Engine*>::iterator iter = suspendedEngines.begin();
917          std::set<gig::Engine*>::iterator end  = suspendedEngines.end();          std::set<Engine*>::iterator end  = suspendedEngines.end();
918          for (; iter != end; ++iter) (*iter)->SuspendAll();          for (; iter != end; ++iter) (*iter)->SuspendAll();
919      }      }
920    
# Line 965  namespace LinuxSampler { namespace gig { Line 949  namespace LinuxSampler { namespace gig {
949      }      }
950    
951      void InstrumentResourceManager::GigResourceManager::Destroy(::gig::File* pResource, void* pArg) {      void InstrumentResourceManager::GigResourceManager::Destroy(::gig::File* pResource, void* pArg) {
952          dmsg(1,("Freeing gig file from memory..."));          dmsg(1,("Freeing gig file '%s' from memory ...", pResource->GetFileName().c_str()));
953    
954          // Delete as much as possible of the gig file. Some of the          // Delete as much as possible of the gig file. Some of the
955          // dimension regions and samples may still be in use - these          // dimension regions and samples may still be in use - these
# Line 986  namespace LinuxSampler { namespace gig { Line 970  namespace LinuxSampler { namespace gig {
970                  for (int i = 0 ; i < region->DimensionRegions ; i++)                  for (int i = 0 ; i < region->DimensionRegions ; i++)
971                  {                  {
972                      ::gig::DimensionRegion *d = region->pDimensionRegions[i];                      ::gig::DimensionRegion *d = region->pDimensionRegions[i];
973                      std::map< ::gig::DimensionRegion*, dimreg_info_t>::iterator iter = parent->DimRegInfo.find(d);                      std::map< ::gig::DimensionRegion*, region_info_t>::iterator iter = parent->RegionInfo.find(d);
974                      if (iter != parent->DimRegInfo.end()) {                      if (iter != parent->RegionInfo.end()) {
975                          dimreg_info_t& dimRegInfo = (*iter).second;                          region_info_t& dimRegInfo = (*iter).second;
976                          dimRegInfo.file = pResource;                          dimRegInfo.file = pResource;
977                          dimRegInfo.riff = (::RIFF::File*)pArg;                          dimRegInfo.pArg = (::RIFF::File*)pArg;
978                          deleteFile = deleteInstrument = deleteRegion = false;                          deleteFile = deleteInstrument = deleteRegion = false;
979                      }                      }
980                  }                  }
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