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

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

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

revision 56 by schoenebeck, Tue Apr 27 09:21:58 2004 UTC revision 880 by schoenebeck, Tue Jun 27 22:57:37 2006 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, 2006 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 25  Line 26 
26    
27  #include "../../common/global.h"  #include "../../common/global.h"
28    
29  #if DEBUG_HEADERS  #include <gig.h>
 # warning InstrumentResourceManager.h included  
 #endif // DEBUG_HEADERS  
30    
31  #include "../../common/global.h"  #include "../../common/global.h"
32  #include "../../common/LinuxSamplerException.h"  #include "../../common/Exception.h"
33  #include "../../common/ResourceManager.h"  #include "../../common/ResourceManager.h"
34  #include "../../audiodriver/AudioOutputDevice.h"  #include "../../drivers/audio/AudioOutputDevice.h"
 #include "../../lib/fileloader/libgig/gig.h"  
   
 // preload 64k samples = 128kB of data in RAM for 16 bit mono samples  
 #define NUM_RAM_PRELOAD_SAMPLES 32768  
35    
36  //namespace libgig = gig;  //namespace libgig = gig;
37    
# Line 46  namespace LinuxSampler { namespace gig { Line 41  namespace LinuxSampler { namespace gig {
41    
42  }} // namespace LinuxSampler::gig  }} // namespace LinuxSampler::gig
43    
44    #include "EngineChannel.h"
45  #include "Engine.h"  #include "Engine.h"
46    
47  namespace LinuxSampler { namespace gig {  namespace LinuxSampler { namespace gig {
48    
49      // just symbol prototyping      // just symbol prototyping
50      class Engine;      class EngineChannel;
51    
52      /**      /**
53       * Explicitly identifies a Gigasampler instrument.       * Explicitly identifies a Gigasampler instrument.
# Line 69  namespace LinuxSampler { namespace gig { Line 65  namespace LinuxSampler { namespace gig {
65      /** Gig instrument manager      /** Gig instrument manager
66       *       *
67       * Manager to share gig instruments between multiple Gigasampler       * Manager to share gig instruments between multiple Gigasampler
68       * engines. The engines Borrow() instruments when they need them and       * engine channels. The engine channels Borrow() instruments when they
69       * HandBack() when they don't need them anymore. The       * need them and HandBack() when they don't need them anymore. The
70       * InstrumentResourceManager loads the corresponding gig file and gig       * InstrumentResourceManager loads the corresponding gig file and gig
71       * instrument if needed, if it's already in use by another engine, then       * instrument if needed, if it's already in use by another engine
72       * it just returns the same resource, if an gig instrument / file is not       * channel, then it just returns the same resource, if an gig
73       * in use by any engine anymore, then it will be freed from memory.       * instrument / file is not in use by any engine channel anymore, then
74         * it will be freed from memory.
75       */       */
76      class InstrumentResourceManager : public ResourceManager<instrument_id_t, ::gig::Instrument> {      class InstrumentResourceManager : public ResourceManager<instrument_id_t, ::gig::Instrument> {
77            public:
78                virtual ~InstrumentResourceManager() {}
79                static void OnInstrumentLoadingProgress(::gig::progress_t* pProgress);
80          protected:          protected:
81              virtual ::gig::Instrument* Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg);              virtual ::gig::Instrument* Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg);
82              virtual void               Destroy(::gig::Instrument* pResource, void* pArg);              virtual void               Destroy(::gig::Instrument* pResource, void* pArg);
# Line 95  namespace LinuxSampler { namespace gig { Line 95  namespace LinuxSampler { namespace gig {
95                      virtual ::gig::File* Create(String Key, GigConsumer* pConsumer, void*& pArg);                      virtual ::gig::File* Create(String Key, GigConsumer* pConsumer, void*& pArg);
96                      virtual void         Destroy(::gig::File* pResource, void* pArg);                      virtual void         Destroy(::gig::File* pResource, void* pArg);
97                      virtual void         OnBorrow(::gig::File* pResource, GigConsumer* pConsumer, void*& pArg) {} // ignore                      virtual void         OnBorrow(::gig::File* pResource, GigConsumer* pConsumer, void*& pArg) {} // ignore
98                    public:
99                        virtual ~GigResourceManager() {}
100              } Gigs;              } Gigs;
101    
102              void CacheInitialSamples(::gig::Sample* pSample, gig::Engine* pEngine);              void CacheInitialSamples(::gig::Sample* pSample, gig::EngineChannel* pEngineChannel);
103      };      };
104    
105      /**      /**
106       * Will be thrown by the InstrumentResourceManager on errors.       * Will be thrown by the InstrumentResourceManager on errors.
107       */       */
108      class InstrumentResourceManagerException : public LinuxSamplerException {      class InstrumentResourceManagerException : public Exception {
109          public:          public:
110              InstrumentResourceManagerException(String msg) : LinuxSamplerException(msg) {}              InstrumentResourceManagerException(String msg) : Exception(msg) {}
111      };      };
112    
113  }} // namespace LinuxSampler::gig  }} // namespace LinuxSampler::gig
Legend:
Removed from v.56  
changed lines
  Added in v.880
  ViewVC Help
Powered by ViewVC