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iliev |
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/*************************************************************************** |
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* * |
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* LinuxSampler - modular, streaming capable sampler * |
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* * |
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* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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persson |
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* Copyright (C) 2005 - 2008 Christian Schoenebeck * |
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* Copyright (C) 2009 - 2012 Christian Schoenebeck and Grigor Iliev * |
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iliev |
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* * |
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* 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 * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the Free Software * |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
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* MA 02111-1307 USA * |
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***************************************************************************/ |
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#ifndef __LS_SF2_INSTRUMENTRESOURCEMANAGER_H__ |
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#define __LS_SF2_INSTRUMENTRESOURCEMANAGER_H__ |
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#include "../../common/global.h" |
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schoenebeck |
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#if AC_APPLE_UNIVERSAL_BUILD |
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# include <libgig/SF.h> |
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#else |
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# include <SF.h> |
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#endif |
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iliev |
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#include "../../common/global.h" |
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#include "../../common/Pool.h" |
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#include "../../common/ResourceManager.h" |
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#include "../../drivers/audio/AudioOutputDevice.h" |
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#include "../InstrumentManagerBase.h" |
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#include "../../common/ArrayList.h" |
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namespace LinuxSampler { namespace sf2 { |
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iliev |
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typedef ResourceConsumer< ::sf2::Preset> InstrumentConsumer; |
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iliev |
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}} // namespace LinuxSampler::sf2 |
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#include "../../plugins/InstrumentEditor.h" |
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namespace LinuxSampler { namespace sf2 { |
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class Engine; |
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class EngineChannel; |
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/** @brief sf2 instrument manager |
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* |
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* Manager to share sf2 instruments between multiple sf2 |
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* engine channels. The engine channels Borrow() instruments when they |
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* need them and HandBack() when they don't need them anymore. The |
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* InstrumentResourceManager loads the corresponding sf2 file and sf2 |
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* instrument if needed, if it's already in use by another engine |
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* channel, then it just returns the same resource, if a sf2 |
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* instrument / file is not needed anymore, then it will be freed from |
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* memory. |
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*/ |
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persson |
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class InstrumentResourceManager : public InstrumentManagerBase< ::sf2::File, ::sf2::Preset, ::sf2::Region, ::sf2::Sample> { |
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iliev |
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public: |
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InstrumentResourceManager() : Sf2s(this) {} |
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virtual ~InstrumentResourceManager() {} |
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// implementation of derived abstract methods from 'InstrumentManager' |
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virtual String GetInstrumentName(instrument_id_t ID); |
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virtual std::vector<instrument_id_t> GetInstrumentFileContent(String File) throw (InstrumentManagerException); |
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virtual instrument_info_t GetInstrumentInfo(instrument_id_t ID) throw (InstrumentManagerException); |
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protected: |
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// implementation of derived abstract methods from 'ResourceManager' |
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iliev |
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virtual ::sf2::Preset* Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg); |
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virtual void Destroy(::sf2::Preset* pResource, void* pArg); |
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iliev |
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virtual void DeleteRegionIfNotUsed(::sf2::Region* pRegion, region_info_t* pRegInfo); |
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virtual void DeleteSampleIfNotUsed(::sf2::Sample* pSample, region_info_t* pRegInfo); |
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private: |
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typedef ResourceConsumer< ::sf2::File> Sf2Consumer; |
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class Sf2ResourceManager : public ResourceManager<String, ::sf2::File> { |
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protected: |
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// implementation of derived abstract methods from 'ResourceManager' |
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virtual ::sf2::File* Create(String Key, Sf2Consumer* pConsumer, void*& pArg); |
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virtual void Destroy(::sf2::File* pResource, void* pArg); |
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virtual void OnBorrow(::sf2::File* pResource, Sf2Consumer* pConsumer, void*& pArg) {} // ignore |
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public: |
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Sf2ResourceManager(InstrumentResourceManager* parent) : parent(parent) {} |
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virtual ~Sf2ResourceManager() {} |
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friend class InstrumentResourceManager; |
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private: |
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InstrumentResourceManager* parent; |
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} Sf2s; |
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iliev |
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int GetSfInstrumentCount(::sf2::File* pFile); |
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::sf2::Preset* GetSfInstrument(::sf2::File* pFile, int idx); |
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iliev |
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}; |
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}} // namespace LinuxSampler::sf2 |
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#endif // __LS_SF2_INSTRUMENTRESOURCEMANAGER_H__ |
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