/[svn]/linuxsampler/trunk/src/engines/sfz/sfz.h
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revision 2114 by persson, Tue Aug 10 12:05:19 2010 UTC revision 2265 by iliev, Mon Aug 22 12:22:34 2011 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2008 Anders Dahnielson <anders@dahnielson.com>          *   *   Copyright (C) 2008 Anders Dahnielson <anders@dahnielson.com>          *
6   *   Copyright (C) 2009 - 2010 Anders Dahnielson and Grigor Iliev          *   *   Copyright (C) 2009 - 2011 Anders Dahnielson and Grigor Iliev          *
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 48  namespace sfz Line 48  namespace sfz
48      class Instrument;      class Instrument;
49      class File;      class File;
50      class LookupTable;      class LookupTable;
51        class SampleManager;
52    
53      class Sample : public LinuxSampler::SampleFileBase<Region> {      class Sample : public LinuxSampler::SampleFileBase<Region> {
54            private:
55                int  End;
56                long TotalFrames;
57                
58          public:          public:
59              Sample(String File, bool DontClose = false) : LinuxSampler::SampleFileBase<Region>(File, DontClose) { }              Sample(String File, bool DontClose = false, uint offset = 0, int end = -2 /* -2 means unspecified */)
60                      : LinuxSampler::SampleFileBase<Region>(File, DontClose)
61                {
62                    Offset = offset;
63                    End = end;
64                    
65                    long tfc = LinuxSampler::SampleFileBase<Region>::GetTotalFrameCount();
66                    if (Offset >= tfc) {
67                        std::cerr << "Offset for file '" << this->GetFile() << "' too long (" << Offset << ")" << std::endl;
68                        Offset = 0;
69                    }
70                    
71                    if (End == -2 || End > tfc) TotalFrames = tfc;
72                    else if (End == -1 || End < Offset) TotalFrames = 0;
73                    else TotalFrames = End;
74                }
75              virtual ~Sample() { }              virtual ~Sample() { }
76                
77                virtual long GetTotalFrameCount() { return TotalFrames; }
78                
79                friend class SampleManager;
80      };      };
81    
82      // Enumerations      // Enumerations
83      enum sw_vel_t    { VEL_CURRENT, VEL_PREVIOUS };      enum sw_vel_t    { VEL_CURRENT, VEL_PREVIOUS };
84      enum off_mode_t  { OFF_FAST, OFF_NORMAL };      enum off_mode_t  { OFF_FAST, OFF_NORMAL };
85      enum loop_mode_t { NO_LOOP, ONE_SHOT, LOOP_CONTINUOUS, LOOP_SUSTAIN };      enum loop_mode_t { NO_LOOP, ONE_SHOT, LOOP_CONTINUOUS, LOOP_SUSTAIN, LOOP_UNSET };
86      enum curve_t     { GAIN, POWER };      enum curve_t     { GAIN, POWER };
87      enum filter_t    { LPF_1P, HPF_1P, BPF_1P, BRF_1P, APF_1P,      enum filter_t    { LPF_1P, HPF_1P, BPF_1P, BRF_1P, APF_1P,
88                         LPF_2P, HPF_2P, BPF_2P, BRF_2P, PKF_2P,                         LPF_2P, HPF_2P, BPF_2P, BRF_2P, PKF_2P,
# Line 70  namespace sfz Line 94  namespace sfz
94    
95      class SampleManager : public LinuxSampler::SampleManager<Sample, Region> {      class SampleManager : public LinuxSampler::SampleManager<Sample, Region> {
96      public:      public:
97          Sample* FindSample(std::string samplePath);          Sample* FindSample(std::string samplePath, uint offset, int end);
98    
99      protected:      protected:
100          virtual void OnSampleInUse(Sample* pSample) {          virtual void OnSampleInUse(Sample* pSample) {
# Line 81  namespace sfz Line 105  namespace sfz
105              pSample->Close();              pSample->Close();
106          }          }
107      };      };
108        
109        class CC {
110            public:
111                uint8_t   Controller;  ///< MIDI controller number.
112                short int Curve;
113                float     Influence;   ///< Controller Value.
114                float     Smooth;      ///< The speed of parameter change in milliseconds
115                float     Step;
116                
117                CC (
118                    uint8_t   Controller = 0,
119                    float     Influence  = 0,
120                    short int Curve      = -1,
121                    float     Smooth     = 0,
122                    float     Step       = 0
123                ) {
124                    this->Controller = Controller;
125                    this->Influence  = Influence;
126                    this->Curve      = Curve;
127                    this->Smooth     = Smooth;
128                    this->Step       = Step;
129                }
130                        
131                CC(const CC& cc) { Copy(cc); }
132                void operator=(const CC& cc) { Copy(cc); }
133                        
134                void Copy(const CC& cc) {
135                    Controller = cc.Controller;
136                    Influence  = cc.Influence;
137                    Curve      = cc.Curve;
138                    Smooth     = cc.Smooth;
139                    Step       = cc.Step;
140                }
141        };
142    
143      /////////////////////////////////////////////////////////////      /////////////////////////////////////////////////////////////
144      // class Exception      // class Exception
# Line 223  namespace sfz Line 281  namespace sfz
281          float level;          float level;
282          float shape;          float shape;
283          float curve;          float curve;
284            LinuxSampler::ArrayList<CC> time_oncc;
285            LinuxSampler::ArrayList<CC> level_oncc;
286            
287          EGNode();          EGNode();
288            EGNode(const EGNode& egNode) { Copy(egNode); }
289            void operator=(const EGNode& egNode) { Copy(egNode); }
290            void Copy(const EGNode& egNode);
291      };      };
292    
293      class EG      class EG
# Line 234  namespace sfz Line 298  namespace sfz
298          int loop;          int loop;
299          int loop_count;          int loop_count;
300          float amplitude;          float amplitude;
301            float volume;
302          float cutoff;          float cutoff;
303            int   pitch; // -9600 to 9600 cents
304            float resonance; // 0 to 40 dB
305            float pan; // -100 to 100 %
306            int   pan_curve;
307            
308            LinuxSampler::ArrayList<CC> amplitude_oncc;
309            LinuxSampler::ArrayList<CC> volume_oncc;
310            LinuxSampler::ArrayList<CC> cutoff_oncc; // -9600 to 9600 cents
311            LinuxSampler::ArrayList<CC> pitch_oncc;
312            LinuxSampler::ArrayList<CC> resonance_oncc; // 0 to 40 dB
313            LinuxSampler::ArrayList<CC> pan_oncc; // -100 to 100 %
314            LinuxSampler::ArrayList<CC> pan_curvecc; // used only as temporary buffer during the parsing - values are then moved to pan_oncc
315            
316          EG();          EG();
317            EG(const EG& eg) { Copy(eg); }
318            void operator=(const EG& eg) { Copy(eg); }
319            void Copy(const EG& eg);
320        };
321    
322        class LFO
323        {
324        public:
325            float delay; // 0 to 100 seconds
326            float freq; // 0 to 20 Hz
327            float fade; // 0 to 100 seconds
328            float phase; // 0 to 360 degrees
329            uint  wave; // 0 to 4294967296
330            float volume; // -144 to 6 dB
331            int   pitch; // -9600 to 9600 cents
332            int   cutoff; // -9600 to 9600 cents
333            float resonance; // 0 to 40 dB
334            float pan; // -100 to 100 %
335            
336            LinuxSampler::ArrayList<CC> delay_oncc; // 0 to 100 seconds
337            LinuxSampler::ArrayList<CC> freq_oncc; // 0 to 20 Hz
338            LinuxSampler::ArrayList<CC> freq_smoothcc; // 0 to ? milliseconds
339            LinuxSampler::ArrayList<CC> freq_stepcc;
340            LinuxSampler::ArrayList<CC> fade_oncc; // 0 to 100 seconds
341            LinuxSampler::ArrayList<CC> phase_oncc; // 0 to 360 degrees
342            LinuxSampler::ArrayList<CC> volume_oncc; // -144 to 6 dB
343            LinuxSampler::ArrayList<CC> volume_smoothcc; // 0 to ? milliseconds
344            LinuxSampler::ArrayList<CC> volume_stepcc;
345            LinuxSampler::ArrayList<CC> pitch_oncc;
346            LinuxSampler::ArrayList<CC> pitch_smoothcc; // 0 to ? milliseconds
347            LinuxSampler::ArrayList<CC> pitch_stepcc;
348            LinuxSampler::ArrayList<CC> pan_oncc; // -100 to 100 %
349            LinuxSampler::ArrayList<CC> pan_smoothcc; // 0 to ? milliseconds
350            LinuxSampler::ArrayList<CC> pan_stepcc;
351            LinuxSampler::ArrayList<CC> cutoff_oncc; // -9600 to 9600 cents
352            LinuxSampler::ArrayList<CC> cutoff_smoothcc; // 0 to ? milliseconds
353            LinuxSampler::ArrayList<CC> cutoff_stepcc;
354            LinuxSampler::ArrayList<CC> resonance_oncc; // 0 to 40 dB
355            LinuxSampler::ArrayList<CC> resonance_smoothcc; // 0 to ? milliseconds
356            LinuxSampler::ArrayList<CC> resonance_stepcc; // 0 to 40 dB
357            
358            LFO();
359            LFO(const LFO& lfo) { Copy(lfo); }
360            void operator=(const LFO& lfo) { Copy(lfo); }
361            void Copy(const LFO& lfo);
362      };      };
363    
364      // Fixed size array with copy-on-write semantics      // Fixed size array with copy-on-write semantics
# Line 333  namespace sfz Line 456  namespace sfz
456          optional<int> delay_samples; Array<optional<int> > delay_samples_oncc;          optional<int> delay_samples; Array<optional<int> > delay_samples_oncc;
457          optional<int> end;          optional<int> end;
458          optional<float> loop_crossfade;          optional<float> loop_crossfade;
459          optional<int> offset; optional<int> offset_random; Array<optional<int> > offset_oncc;          optional<uint> offset; optional<int> offset_random; Array<optional<int> > offset_oncc;
460          loop_mode_t loop_mode;          loop_mode_t loop_mode;
461          optional<int> loop_start; optional<int> loop_end;          optional<int> loop_start; optional<int> loop_end;
462          optional<int> sync_beats;          optional<int> sync_beats;
# Line 366  namespace sfz Line 489  namespace sfz
489          // filter          // filter
490          filter_t fil_type; filter_t fil2_type;          filter_t fil_type; filter_t fil2_type;
491          optional<float> cutoff; optional<float> cutoff2;          optional<float> cutoff; optional<float> cutoff2;
492          Array<int> cutoff_oncc; Array<int> cutoff2_oncc;          LinuxSampler::ArrayList<CC> cutoff_oncc, cutoff2_oncc;
493          Array<int> cutoff_smoothcc; Array<int> cutoff2_smoothcc;          LinuxSampler::ArrayList<CC> cutoff_smoothcc, cutoff2_smoothcc;
494          Array<int> cutoff_stepcc; Array<int> cutoff2_stepcc;          LinuxSampler::ArrayList<CC> cutoff_stepcc, cutoff2_stepcc;
495          Array<int> cutoff_curvecc; Array<int> cutoff2_curvecc;          LinuxSampler::ArrayList<CC> cutoff_curvecc, cutoff2_curvecc;
496          int cutoff_chanaft; int cutoff2_chanaft;          int cutoff_chanaft; int cutoff2_chanaft;
497          int cutoff_polyaft; int cutoff2_polyaft;          int cutoff_polyaft; int cutoff2_polyaft;
498          float resonance; float resonance2;          float resonance; float resonance2;
499          Array<int> resonance_oncc; Array<int> resonance2_oncc;          LinuxSampler::ArrayList<CC> resonance_oncc, resonance2_oncc;
500          Array<int> resonance_smoothcc; Array<int> resonance2_smoothcc;          LinuxSampler::ArrayList<CC> resonance_smoothcc, resonance2_smoothcc;
501          Array<int> resonance_stepcc; Array<int> resonance2_stepcc;          LinuxSampler::ArrayList<CC> resonance_stepcc, resonance2_stepcc;
502          Array<int> resonance_curvecc; Array<int> resonance2_curvecc;          LinuxSampler::ArrayList<CC> resonance_curvecc, resonance2_curvecc;
503            LinuxSampler::ArrayList<CC> pitch_oncc, pitch_stepcc;
504            LinuxSampler::ArrayList<CC> pitch_smoothcc, pitch_curvecc;
505          int fil_keytrack; int fil2_keytrack;          int fil_keytrack; int fil2_keytrack;
506          int fil_keycenter; int fil2_keycenter;          int fil_keycenter; int fil2_keycenter;
507          int fil_veltrack; int fil2_veltrack;          int fil_veltrack; int fil2_veltrack;
# Line 394  namespace sfz Line 519  namespace sfz
519    
520          //Deprecated (from version 1)          //Deprecated (from version 1)
521          float ampeg_delay, ampeg_start, ampeg_attack, ampeg_hold, ampeg_decay, ampeg_sustain, ampeg_release;          float ampeg_delay, ampeg_start, ampeg_attack, ampeg_hold, ampeg_decay, ampeg_sustain, ampeg_release;
522            float ampeg_vel2delay, ampeg_vel2attack, ampeg_vel2hold, ampeg_vel2decay, ampeg_vel2sustain, ampeg_vel2release;
523            LinuxSampler::ArrayList<CC> ampeg_delaycc, ampeg_startcc, ampeg_attackcc, ampeg_holdcc;
524            LinuxSampler::ArrayList<CC> ampeg_decaycc, ampeg_sustaincc, ampeg_releasecc;
525          float fileg_delay, fileg_start, fileg_attack, fileg_hold, fileg_decay, fileg_sustain, fileg_release;          float fileg_delay, fileg_start, fileg_attack, fileg_hold, fileg_decay, fileg_sustain, fileg_release;
526            float fileg_vel2delay, fileg_vel2attack, fileg_vel2hold, fileg_vel2decay, fileg_vel2sustain, fileg_vel2release;
527            LinuxSampler::ArrayList<CC> fileg_delay_oncc, fileg_start_oncc, fileg_attack_oncc, fileg_hold_oncc;
528            LinuxSampler::ArrayList<CC> fileg_decay_oncc, fileg_sustain_oncc, fileg_release_oncc, fileg_depth_oncc;
529          float pitcheg_delay, pitcheg_start, pitcheg_attack, pitcheg_hold, pitcheg_decay, pitcheg_sustain, pitcheg_release;          float pitcheg_delay, pitcheg_start, pitcheg_attack, pitcheg_hold, pitcheg_decay, pitcheg_sustain, pitcheg_release;
530            float pitcheg_vel2delay, pitcheg_vel2attack, pitcheg_vel2hold, pitcheg_vel2decay, pitcheg_vel2sustain, pitcheg_vel2release;
531            int   fileg_depth, pitcheg_depth;
532            LinuxSampler::ArrayList<CC> pitcheg_delay_oncc, pitcheg_start_oncc, pitcheg_attack_oncc, pitcheg_hold_oncc;
533            LinuxSampler::ArrayList<CC> pitcheg_decay_oncc, pitcheg_sustain_oncc, pitcheg_release_oncc, pitcheg_depth_oncc;
534          float amplfo_delay, amplfo_fade, amplfo_freq, amplfo_depth;          float amplfo_delay, amplfo_fade, amplfo_freq, amplfo_depth;
535          float fillfo_delay, fillfo_fade, fillfo_freq, fillfo_depth;          float fillfo_delay, fillfo_fade, fillfo_freq, fillfo_depth;
536          float pitchlfo_delay, pitchlfo_fade, pitchlfo_freq;          float pitchlfo_delay, pitchlfo_fade, pitchlfo_freq;
537          int pitchlfo_depth;          int pitchlfo_depth;
538            
539            LinuxSampler::ArrayList<CC> pitchlfo_delay_oncc; // 0 to 100 seconds
540            LinuxSampler::ArrayList<CC> pitchlfo_fade_oncc; // 0 to 100 seconds
541            LinuxSampler::ArrayList<CC> pitchlfo_depthcc; // -1200 to 1200 cents
542            LinuxSampler::ArrayList<CC> pitchlfo_freqcc; // 0 to 20 Hz
543            LinuxSampler::ArrayList<CC> fillfo_delay_oncc; // 0 to 100 seconds
544            LinuxSampler::ArrayList<CC> fillfo_fade_oncc; // 0 to 100 seconds
545            LinuxSampler::ArrayList<CC> fillfo_depthcc;  // -1200 to 1200 cents
546            LinuxSampler::ArrayList<CC> fillfo_freqcc;   // 0 to 20 Hz
547            LinuxSampler::ArrayList<CC> amplfo_delay_oncc; // 0 to 100 seconds
548            LinuxSampler::ArrayList<CC> amplfo_fade_oncc; // 0 to 100 seconds
549            LinuxSampler::ArrayList<CC> amplfo_depthcc;  // -10 to 10 dB
550            LinuxSampler::ArrayList<CC> amplfo_freqcc;   // 0 to 20 Hz
551    
552          // envelope generators          // envelope generators
553          LinuxSampler::ArrayList<EG> eg;          LinuxSampler::ArrayList<EG> eg;
554    
555            // low frequency oscillators
556            LinuxSampler::ArrayList<LFO> lfos;
557            
558            LinuxSampler::ArrayList<CC> volume_oncc;
559            LinuxSampler::ArrayList<CC> volume_curvecc; // used only as temporary buffer during the parsing - values are then moved to volume_oncc
560            LinuxSampler::ArrayList<CC> volume_smoothcc; // used only as temporary buffer during the parsing - values are then moved to volume_oncc
561            LinuxSampler::ArrayList<CC> volume_stepcc; // used only as temporary buffer during the parsing - values are then moved to volume_oncc
562            
563            LinuxSampler::ArrayList<CC> pan_oncc; // -100 to 100 %
564            LinuxSampler::ArrayList<CC> pan_curvecc; // used only as temporary buffer during the parsing - values are then moved to pan_oncc
565            LinuxSampler::ArrayList<CC> pan_smoothcc; // used only as temporary buffer during the parsing - values are then moved to pan_oncc
566            LinuxSampler::ArrayList<CC> pan_stepcc; // used only as temporary buffer during the parsing - values are then moved to pan_oncc
567      };      };
568    
569      class Query {      class Query {
570      public:      public:
571          uint8_t chan;        // MIDI channel          uint8_t chan;        // MIDI channel
572          uint8_t key;         // MIDI note      TODO: or controller          uint8_t key;         // MIDI note
573          uint8_t vel;         // MIDI velocity          uint8_t vel;         // MIDI velocity
574          int bend;            // MIDI pitch bend          int bend;            // MIDI pitch bend
575          uint8_t bpm;         // host BPM          uint8_t bpm;         // host BPM
# Line 424  namespace sfz Line 585  namespace sfz
585          uint8_t prev_sw_key; // previous note value          uint8_t prev_sw_key; // previous note value
586    
587          void search(const Instrument* pInstrument);          void search(const Instrument* pInstrument);
588            void search(const Instrument* pInstrument, int triggercc);
589          Region* next();          Region* next();
590      private:      private:
591          LinuxSampler::ArrayList<Region*>* pRegionList;          LinuxSampler::ArrayList<Region*>* pRegionList;
# Line 458  namespace sfz Line 620  namespace sfz
620          /// assumed to come from a search in the lookup table.          /// assumed to come from a search in the lookup table.
621          bool OnKey(const Query& q);          bool OnKey(const Query& q);
622    
         /// Return true if region is triggered by control change  
         bool OnControl(uint8_t chan, uint8_t cont, uint8_t val,  
                    int bend, uint8_t bpm, uint8_t chanaft, uint8_t polyaft,  
                    uint8_t prog, float rand, trigger_t trig, uint8_t* cc,  
                    float timer, bool* sw, uint8_t last_sw_key, uint8_t prev_sw_key);  
   
623          /// Return an articulation for the current state          /// Return an articulation for the current state
624          Articulation* GetArticulation(int bend, uint8_t bpm, uint8_t chanaft, uint8_t polyaft, uint8_t* cc);          Articulation* GetArticulation(int bend, uint8_t bpm, uint8_t chanaft, uint8_t polyaft, uint8_t* cc);
625    
# Line 474  namespace sfz Line 630  namespace sfz
630          Instrument* pInstrument;          Instrument* pInstrument;
631          int seq_counter;          int seq_counter;
632      };      };
633        
634        class Curve {
635            public:
636                float v[128];
637                Curve() { for (int i = 0; i < 128; i++) v[i] = 0; }
638                Curve(const Curve& curve) { Copy(curve); }
639                void operator=(const Curve& curve) { Copy(curve); }
640                void Copy(const Curve& curve) { for (int i = 0; i < 128; i++) v[i] = curve.v[i]; }
641        };
642    
643      /////////////////////////////////////////////////////////////      /////////////////////////////////////////////////////////////
644      // class Instrument      // class Instrument
645    
646      /// Provides all neccessary information for the synthesis of an Instrument      /// Provides all necessary information for the synthesis of an Instrument
647      class Instrument : public SampleManager      class Instrument : public SampleManager
648      {      {
649      public:      public:
# Line 494  namespace sfz Line 659  namespace sfz
659    
660          /// List of Regions belonging to this Instrument          /// List of Regions belonging to this Instrument
661          std::vector<Region*> regions;          std::vector<Region*> regions;
662            ::LinuxSampler::ArrayList<Curve> curves;
663    
664          friend class File;          friend class File;
665          friend class Query;          friend class Query;
# Line 504  namespace sfz Line 670  namespace sfz
670          std::vector<bool> KeySwitchBindings;          std::vector<bool> KeySwitchBindings;
671          SampleManager* pSampleManager;          SampleManager* pSampleManager;
672          LookupTable* pLookupTable;          LookupTable* pLookupTable;
673            LookupTable* pLookupTableCC[128];
674      };      };
675    
676      /////////////////////////////////////////////////////////////      /////////////////////////////////////////////////////////////
# Line 548  namespace sfz Line 715  namespace sfz
715          int parseKey(const std::string& value);          int parseKey(const std::string& value);
716          EG& eg(int x);          EG& eg(int x);
717          EGNode& egnode(int x, int y);          EGNode& egnode(int x, int y);
718            LFO& lfo(int x);
719            void copyCurves(LinuxSampler::ArrayList<CC>& curves, LinuxSampler::ArrayList<CC>& dest);
720            void copySmoothValues(LinuxSampler::ArrayList<CC>& smooths, LinuxSampler::ArrayList<CC>& dest);
721            void copyStepValues(LinuxSampler::ArrayList<CC>& steps, LinuxSampler::ArrayList<CC>& dest);
722            
723            int   ToInt(const std::string& s) throw(LinuxSampler::Exception);
724            float ToFloat(const std::string& s) throw(LinuxSampler::Exception);
725    
726            int currentLine;
727          std::string currentDir;          std::string currentDir;
728          /// Pointer to the Instrument belonging to this file          /// Pointer to the Instrument belonging to this file
729          Instrument* _instrument;          Instrument* _instrument;
730    
731          // state variables          // state variables
732          enum section_t { UNKNOWN, GROUP, REGION, CONTROL };          enum section_t { UNKNOWN, GROUP, REGION, CONTROL, CURVE };
733          section_t _current_section;          section_t _current_section;
734          Region* _current_region;          Region* _current_region;
735          Group* _current_group;          Group* _current_group;
736            Curve* _current_curve;
737          Definition* pCurDef;          Definition* pCurDef;
738    
739          // control header directives          // control header directives
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