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* LinuxSampler - modular, streaming capable sampler * |
* LinuxSampler - modular, streaming capable sampler * |
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* * |
* * |
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* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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* Copyright (C) 2005 - 2012 Christian Schoenebeck * |
* Copyright (C) 2005 - 2016 Christian Schoenebeck * |
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* * |
* * |
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* This program is free software; you can redistribute it and/or modify * |
* This program is free software; you can redistribute it and/or modify * |
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* 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 * |
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// 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 |
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class InstrumentEditorProxy : public InstrumentConsumer { |
class InstrumentEditorProxy : public InstrumentConsumer { |
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public: |
public: |
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virtual ~InstrumentEditorProxy() {} |
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|
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virtual void ResourceToBeUpdated(::gig::Instrument* pResource, void*& pUpdateArg) { |
virtual void ResourceToBeUpdated(::gig::Instrument* pResource, void*& pUpdateArg) { |
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//TODO: inform the instrument editor about the pending update |
//TODO: inform the instrument editor about the pending update |
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} |
} |
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* instrument ID |
* instrument ID |
72 |
*/ |
*/ |
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void InstrumentResourceManager::OnInstrumentLoadingProgress(::gig::progress_t* pProgress) { |
void InstrumentResourceManager::OnInstrumentLoadingProgress(::gig::progress_t* pProgress) { |
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dmsg(7,("gig::InstrumentResourceManager: progress %f%", pProgress->factor)); |
dmsg(7,("gig::InstrumentResourceManager: progress %f%%", pProgress->factor)); |
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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); |
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// 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 |
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const float localProgress = 0.9f * pProgress->factor; |
const float localProgress = 0.9f * pProgress->factor; |
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} |
} |
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} |
} |
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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) { |
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const String sDataType = GetInstrumentDataStructureName(ID); |
const String sDataType = GetInstrumentDataStructureName(ID); |
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const String sDataVersion = GetInstrumentDataStructureVersion(ID); |
const String sDataVersion = GetInstrumentDataStructureVersion(ID); |
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// find instrument editors capable to handle given instrument |
// find instrument editors capable to handle given instrument |
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InstrumentEditorProxies.add(pProxy); |
InstrumentEditorProxies.add(pProxy); |
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InstrumentEditorProxiesMutex.Unlock(); |
InstrumentEditorProxiesMutex.Unlock(); |
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// launch the instrument editor for the given instrument |
// launch the instrument editor for the given instrument |
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pEditor->Launch(pInstrument, sDataType, sDataVersion, pUserData); |
pEditor->Launch(pEngineChannel, pInstrument, sDataType, sDataVersion, pUserData); |
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// register the instrument editor as virtual MIDI device as well ... |
// register the instrument editor as virtual MIDI device as well ... |
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VirtualMidiDevice* pVirtualMidiDevice = |
VirtualMidiDevice* pVirtualMidiDevice = |
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int iProxyIndex = -1; |
int iProxyIndex = -1; |
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|
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// first find the editor proxy entry for this editor |
// first find the editor proxy entry for this editor |
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InstrumentEditorProxiesMutex.Lock(); |
{ |
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for (int i = 0; i < InstrumentEditorProxies.size(); i++) { |
LockGuard lock(InstrumentEditorProxiesMutex); |
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InstrumentEditorProxy* pCurProxy = |
for (int i = 0; i < InstrumentEditorProxies.size(); i++) { |
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dynamic_cast<InstrumentEditorProxy*>( |
InstrumentEditorProxy* pCurProxy = |
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InstrumentEditorProxies[i] |
dynamic_cast<InstrumentEditorProxy*>( |
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); |
InstrumentEditorProxies[i] |
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if (pCurProxy->pEditor == pSender) { |
); |
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pProxy = pCurProxy; |
if (pCurProxy->pEditor == pSender) { |
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iProxyIndex = i; |
pProxy = pCurProxy; |
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pInstrument = pCurProxy->pInstrument; |
iProxyIndex = i; |
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pInstrument = pCurProxy->pInstrument; |
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} |
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} |
} |
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} |
} |
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InstrumentEditorProxiesMutex.Unlock(); |
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if (!pProxy) { |
if (!pProxy) { |
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std::cerr << "Eeeek, could not find instrument editor proxy, " |
std::cerr << "Eeeek, could not find instrument editor proxy, " |
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// finally delete proxy entry and hand back instrument |
// finally delete proxy entry and hand back instrument |
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if (pInstrument) { |
if (pInstrument) { |
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InstrumentEditorProxiesMutex.Lock(); |
{ |
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InstrumentEditorProxies.remove(iProxyIndex); |
LockGuard lock(InstrumentEditorProxiesMutex); |
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InstrumentEditorProxiesMutex.Unlock(); |
InstrumentEditorProxies.remove(iProxyIndex); |
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} |
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HandBack(pInstrument, pProxy); |
HandBack(pInstrument, pProxy); |
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delete pProxy; |
delete pProxy; |
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} |
} |
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void InstrumentResourceManager::OnDataStructureToBeChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) { |
void InstrumentResourceManager::OnDataStructureToBeChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) { |
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dmsg(5,("gig::InstrumentResourceManager::OnDataStructureToBeChanged(%s)\n", sStructType.c_str())); |
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//TODO: remove code duplication |
//TODO: remove code duplication |
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if (sStructType == "gig::File") { |
if (sStructType == "gig::File") { |
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// completely suspend all engines that use that file |
// completely suspend all engines that use that file |
435 |
std::set<Engine*>::iterator end = engines.end(); |
std::set<Engine*>::iterator end = engines.end(); |
436 |
for (; iter != end; ++iter) (*iter)->Suspend(pRegion); |
for (; iter != end; ++iter) (*iter)->Suspend(pRegion); |
437 |
Unlock(); |
Unlock(); |
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} else if (sStructType == "gig::Script") { |
439 |
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// no need to suspend anything here, since the sampler is |
440 |
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// processing a translated VM representation of the original script |
441 |
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// source code, not accessing the source code itself during playback |
442 |
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::gig::Script* pScript = (::gig::Script*) pStruct; |
443 |
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// remember the original source code of the script, since the script |
444 |
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// resource manager uses the source code as key |
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pendingScriptUpdatesMutex.Lock(); |
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pendingScriptUpdates[pScript] = pScript->GetScriptAsText(); |
447 |
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pendingScriptUpdatesMutex.Unlock(); |
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} else { |
} else { |
449 |
std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data " |
std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data " |
450 |
"structure '" << sStructType << "' requested to be " |
"structure '" << sStructType << "' requested to be " |
455 |
} |
} |
456 |
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457 |
void InstrumentResourceManager::OnDataStructureChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) { |
void InstrumentResourceManager::OnDataStructureChanged(void* pStruct, String sStructType, InstrumentEditor* pSender) { |
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dmsg(5,("gig::InstrumentResourceManager::OnDataStructureChanged(%s)\n", sStructType.c_str())); |
459 |
//TODO: remove code duplication |
//TODO: remove code duplication |
460 |
if (sStructType == "gig::File") { |
if (sStructType == "gig::File") { |
461 |
// resume all previously suspended engines |
// resume all previously suspended engines |
513 |
std::set<Engine*>::iterator end = engines.end(); |
std::set<Engine*>::iterator end = engines.end(); |
514 |
for (; iter != end; ++iter) (*iter)->Resume(pRegion); |
for (; iter != end; ++iter) (*iter)->Resume(pRegion); |
515 |
Unlock(); |
Unlock(); |
516 |
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} else if (sStructType == "gig::Script") { |
517 |
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// inform all engine channels which are using this script, that |
518 |
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// they need to reload (parse) the script's source code text |
519 |
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::gig::Script* pScript = (::gig::Script*) pStruct; |
520 |
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pendingScriptUpdatesMutex.Lock(); |
521 |
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if (pendingScriptUpdates.count(pScript)) { |
522 |
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const String& code = pendingScriptUpdates[pScript]; |
523 |
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std::set<EngineChannel*> channels = GetEngineChannelsUsingScriptSourceCode(code, true/*lock*/); |
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pendingScriptUpdates.erase(pScript); |
525 |
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std::set<EngineChannel*>::iterator iter = channels.begin(); |
526 |
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std::set<EngineChannel*>::iterator end = channels.end(); |
527 |
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for (; iter != end; ++iter) (*iter)->reloadScript(pScript); |
528 |
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} |
529 |
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pendingScriptUpdatesMutex.Unlock(); |
530 |
} else { |
} else { |
531 |
std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data " |
std::cerr << "gig::InstrumentResourceManager: ERROR, unknown data " |
532 |
"structure '" << sStructType << "' requested to be " |
"structure '" << sStructType << "' requested to be " |
701 |
// number of '0' samples (silence samples) behind the official buffer |
// number of '0' samples (silence samples) behind the official buffer |
702 |
// 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 |
703 |
// the sample. |
// the sample. |
704 |
const uint neededSilenceSamples = (maxSamplesPerCycle << CONFIG_MAX_PITCH) + 3; |
const uint neededSilenceSamples = uint((maxSamplesPerCycle << CONFIG_MAX_PITCH) + 3); |
705 |
const uint currentlyCachedSilenceSamples = pSample->GetCache().NullExtensionSize / pSample->FrameSize; |
const uint currentlyCachedSilenceSamples = uint(pSample->GetCache().NullExtensionSize / pSample->FrameSize); |
706 |
if (currentlyCachedSilenceSamples < neededSilenceSamples) { |
if (currentlyCachedSilenceSamples < neededSilenceSamples) { |
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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)); |
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::gig::buffer_t buf = pSample->LoadSampleDataWithNullSamplesExtension(neededSilenceSamples); |
::gig::buffer_t buf = pSample->LoadSampleDataWithNullSamplesExtension(neededSilenceSamples); |
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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)); |
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} |
} |
711 |
} |
} |
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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 |
717 |
} |
} |
718 |
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719 |
void InstrumentResourceManager::UncacheInitialSamples(::gig::Sample* pSample) { |
void InstrumentResourceManager::UncacheInitialSamples(::gig::Sample* pSample) { |
720 |
dmsg(1,("Uncaching sample %x\n",pSample)); |
dmsg(1,("Uncaching sample %p\n",(void*)pSample)); |
721 |
if (pSample->GetCache().Size) pSample->ReleaseSampleData(); |
if (pSample->GetCache().Size) pSample->ReleaseSampleData(); |
722 |
} |
} |
723 |
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|
741 |
if (bLock) Unlock(); |
if (bLock) Unlock(); |
742 |
return result; |
return result; |
743 |
} |
} |
744 |
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745 |
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/** |
746 |
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* Returns a list with all gig engine channels that are currently using |
747 |
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* the given real-time instrument script (provided as source code). |
748 |
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* |
749 |
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* @param pScript - search criteria |
750 |
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* @param bLock - whether we should lock (mutex) the instrument manager |
751 |
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* during this call and unlock at the end of this call |
752 |
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*/ |
753 |
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std::set<EngineChannel*> InstrumentResourceManager::GetEngineChannelsUsingScriptSourceCode(const String& code, bool bLock) { |
754 |
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if (bLock) Lock(); |
755 |
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std::set<EngineChannel*> result; |
756 |
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std::set<InstrumentScriptConsumer*> consumers = scripts.ConsumersOf(code); |
757 |
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std::set<InstrumentScriptConsumer*>::iterator iter = consumers.begin(); |
758 |
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std::set<InstrumentScriptConsumer*>::iterator end = consumers.end(); |
759 |
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for (; iter != end; ++iter) { |
760 |
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EngineChannel* pEngineChannel = dynamic_cast<EngineChannel*>(*iter); |
761 |
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if (!pEngineChannel) continue; |
762 |
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result.insert(pEngineChannel); |
763 |
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} |
764 |
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if (bLock) Unlock(); |
765 |
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return result; |
766 |
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} |
767 |
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768 |
/** |
/** |
769 |
* Returns a list with all gig engine channels that are currently using |
* Returns a list with all gig engine channels that are currently using |