/[svn]/libgig/trunk/src/gig.h
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revision 3443 by schoenebeck, Sat Dec 22 20:48:34 2018 UTC revision 3657 by schoenebeck, Sat Dec 14 17:10:57 2019 UTC
# Line 2  Line 2 
2   *                                                                         *   *                                                                         *
3   *   libgig - C++ cross-platform Gigasampler format file access library    *   *   libgig - C++ cross-platform Gigasampler format file access library    *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003-2018 by Christian Schoenebeck                      *   *   Copyright (C) 2003-2019 by Christian Schoenebeck                      *
6   *                              <cuse@users.sourceforge.net>               *   *                              <cuse@users.sourceforge.net>               *
7   *                                                                         *   *                                                                         *
8   *   This library is free software; you can redistribute it and/or modify  *   *   This library is free software; you can redistribute it and/or modify  *
# Line 50  Line 50 
50  # define LIST_TYPE_3GNL 0x33676E6C  # define LIST_TYPE_3GNL 0x33676E6C
51  # define LIST_TYPE_3LS  0x334c5320 // own gig format extension  # define LIST_TYPE_3LS  0x334c5320 // own gig format extension
52  # define LIST_TYPE_RTIS 0x52544953 // own gig format extension  # define LIST_TYPE_RTIS 0x52544953 // own gig format extension
53    # define LIST_TYPE_3DNM 0x33646e6d
54  # define CHUNK_ID_3GIX  0x33676978  # define CHUNK_ID_3GIX  0x33676978
55  # define CHUNK_ID_3EWA  0x33657761  # define CHUNK_ID_3EWA  0x33657761
56  # define CHUNK_ID_3LNK  0x336C6E6B  # define CHUNK_ID_3LNK  0x336C6E6B
# Line 62  Line 63 
63  # define CHUNK_ID_LSNM  0x4c534e4d // own gig format extension  # define CHUNK_ID_LSNM  0x4c534e4d // own gig format extension
64  # define CHUNK_ID_SCSL  0x5343534c // own gig format extension  # define CHUNK_ID_SCSL  0x5343534c // own gig format extension
65  # define CHUNK_ID_LSDE  0x4c534445 // own gig format extension  # define CHUNK_ID_LSDE  0x4c534445 // own gig format extension
66    # define CHUNK_ID_3DDP  0x33646470
67  #else  // little endian  #else  // little endian
68  # define LIST_TYPE_3PRG 0x67727033  # define LIST_TYPE_3PRG 0x67727033
69  # define LIST_TYPE_3EWL 0x6C776533  # define LIST_TYPE_3EWL 0x6C776533
# Line 69  Line 71 
71  # define LIST_TYPE_3GNL 0x6C6E6733  # define LIST_TYPE_3GNL 0x6C6E6733
72  # define LIST_TYPE_3LS  0x20534c33 // own gig format extension  # define LIST_TYPE_3LS  0x20534c33 // own gig format extension
73  # define LIST_TYPE_RTIS 0x53495452 // own gig format extension  # define LIST_TYPE_RTIS 0x53495452 // own gig format extension
74    # define LIST_TYPE_3DNM 0x6d6e6433
75  # define CHUNK_ID_3GIX  0x78696733  # define CHUNK_ID_3GIX  0x78696733
76  # define CHUNK_ID_3EWA  0x61776533  # define CHUNK_ID_3EWA  0x61776533
77  # define CHUNK_ID_3LNK  0x6B6E6C33  # define CHUNK_ID_3LNK  0x6B6E6C33
# Line 81  Line 84 
84  # define CHUNK_ID_LSNM  0x4d4e534c // own gig format extension  # define CHUNK_ID_LSNM  0x4d4e534c // own gig format extension
85  # define CHUNK_ID_SCSL  0x4c534353 // own gig format extension  # define CHUNK_ID_SCSL  0x4c534353 // own gig format extension
86  # define CHUNK_ID_LSDE  0x4544534c // own gig format extension  # define CHUNK_ID_LSDE  0x4544534c // own gig format extension
87    # define CHUNK_ID_3DDP  0x70646433
88  #endif // WORDS_BIGENDIAN  #endif // WORDS_BIGENDIAN
89    
90  #ifndef GIG_DECLARE_ENUM  #ifndef GIG_DECLARE_ENUM
# Line 148  namespace gig { Line 152  namespace gig {
152          curve_type_unknown   = 0xffffffff  /**< Unknown curve type. */          curve_type_unknown   = 0xffffffff  /**< Unknown curve type. */
153      );      );
154    
155        /** Defines the wave form type used by an LFO (gig format extension).
156         *
157         * This is a gig format extension. The original Gigasampler/GigaStudio
158         * software always used a sine (sinus) wave form for all its 3 LFOs, so this
159         * was not configurable in the original gig format. Accordingly setting any
160         * other wave form than sine (sinus) will be ignored by the original
161         * Gigasampler/GigaStudio software.
162         *
163         * @see enumCount(), enumKey(), enumKeys(), enumValue()
164         */
165        GIG_DECLARE_ENUM(lfo_wave_t,
166            lfo_wave_sine     = 0,  /**< Sine (sinus) wave form (this is the default wave form). */
167            lfo_wave_triangle = 1,  /**< Triangle wave form. */
168            lfo_wave_saw      = 2,  /**< Saw (up) wave form (saw down wave form can be achieved by flipping the phase). */
169            lfo_wave_square   = 3,  /**< Square wave form. */
170        );
171    
172      /** Dimensions allow to bypass one of the following controllers.      /** Dimensions allow to bypass one of the following controllers.
173       *       *
174       * @see enumCount(), enumKey(), enumKeys(), enumValue()       * @see enumCount(), enumKey(), enumKeys(), enumValue()
# Line 338  namespace gig { Line 359  namespace gig {
359          float        zone_size;  ///< Intended for internal usage: reflects the size of each zone (128/zones) for normal split types only, 0 otherwise.          float        zone_size;  ///< Intended for internal usage: reflects the size of each zone (128/zones) for normal split types only, 0 otherwise.
360      };      };
361    
362      /** Defines which frequencies are filtered by the VCF.      /** Audio filter types.
363         *
364         * The first 5 filter types are the ones which exist in GigaStudio, and
365         * which are very accurately modeled on LinuxSampler side such that they
366         * would sound with LinuxSampler exactly as with GigaStudio.
367         *
368         * The other filter types listed here are extensions to the gig format and
369         * are LinuxSampler specific filter type implementations. Note that none of
370         * these are duplicates of the GigaStudio filter types. For instance
371         * @c vcf_type_lowpass (GigaStudio) and @c vcf_type_lowpass_2p
372         * (LinuxSampler) are both lowpass filters with 2 poles, however they do
373         * sound differently.
374       *       *
375       * @see enumCount(), enumKey(), enumKeys(), enumValue()       * @see enumCount(), enumKey(), enumKeys(), enumValue()
376       */       */
377      GIG_DECLARE_ENUM(vcf_type_t,      GIG_DECLARE_ENUM(vcf_type_t,
378          vcf_type_lowpass      = 0x00, /**< Standard lowpass filter type. */          vcf_type_lowpass       = 0x00, /**< Standard lowpass filter type (GigaStudio). */
379          vcf_type_lowpassturbo = 0xff, /**< More poles than normal lowpass. */          vcf_type_lowpassturbo  = 0xff, /**< More poles than normal lowpass (GigaStudio). */
380          vcf_type_bandpass     = 0x01, /**< Bandpass filter type. */          vcf_type_bandpass      = 0x01, /**< Bandpass filter type (GigaStudio). */
381          vcf_type_highpass     = 0x02, /**< Highpass filter type. */          vcf_type_highpass      = 0x02, /**< Highpass filter type (GigaStudio). */
382          vcf_type_bandreject   = 0x03  /**< Band reject filter type. */          vcf_type_bandreject    = 0x03, /**< Band reject filter type (GigaStudio). */
383            vcf_type_lowpass_1p    = 0x11, /**< [gig extension]: 1-pole lowpass filter type (LinuxSampler). */
384            vcf_type_lowpass_2p    = 0x12, /**< [gig extension]: 2-pole lowpass filter type (LinuxSampler). */
385            vcf_type_lowpass_4p    = 0x14, /**< [gig extension]: 4-pole lowpass filter type (LinuxSampler). */
386            vcf_type_lowpass_6p    = 0x16, /**< [gig extension]: 6-pole lowpass filter type (LinuxSampler). */
387            vcf_type_highpass_1p   = 0x21, /**< [gig extension]: 1-pole highpass filter type (LinuxSampler). */
388            vcf_type_highpass_2p   = 0x22, /**< [gig extension]: 2-pole highpass filter type (LinuxSampler). */
389            vcf_type_highpass_4p   = 0x24, /**< [gig extension]: 4-pole highpass filter type (LinuxSampler). */
390            vcf_type_highpass_6p   = 0x26, /**< [gig extension]: 6-pole highpass filter type (LinuxSampler). */
391            vcf_type_bandpass_2p   = 0x32, /**< [gig extension]: 2-pole bandpass filter type (LinuxSampler). */
392            vcf_type_bandreject_2p = 0x42  /**< [gig extension]: 2-pole bandreject filter type (LinuxSampler). */
393      );      );
394    
395      /**      /**
# Line 433  namespace gig { Line 475  namespace gig {
475      GIG_DECLARE_ENUM(sust_rel_trg_t,      GIG_DECLARE_ENUM(sust_rel_trg_t,
476          sust_rel_trg_none        = 0x00, /**< No release triggered sample(s) are played on sustain pedal up (default). */          sust_rel_trg_none        = 0x00, /**< No release triggered sample(s) are played on sustain pedal up (default). */
477          sust_rel_trg_maxvelocity = 0x01, /**< Play release trigger sample(s) on sustain pedal up, and simply use 127 as MIDI velocity for playback. */          sust_rel_trg_maxvelocity = 0x01, /**< Play release trigger sample(s) on sustain pedal up, and simply use 127 as MIDI velocity for playback. */
478          sust_rel_trg_keyvelocity = 0x02  /**< Play release trigger sample(s) on sustain pedal up, and use the key's last MIDI note-on velocity for playback. */          sust_rel_trg_keyvelocity = 0x02  /**< Play release trigger sample(s) on sustain pedal up, and use the key`s last MIDI note-on velocity for playback. */
479      );      );
480    
481      // just symbol prototyping      // just symbol prototyping
# Line 505  namespace gig { Line 547  namespace gig {
547              uint8_t            EG1ControllerAttackInfluence;  ///< Amount EG1 Controller has influence on the EG1 Attack time (0 - 3, where 0 means off).              uint8_t            EG1ControllerAttackInfluence;  ///< Amount EG1 Controller has influence on the EG1 Attack time (0 - 3, where 0 means off).
548              uint8_t            EG1ControllerDecayInfluence;   ///< Amount EG1 Controller has influence on the EG1 Decay time (0 - 3, where 0 means off).              uint8_t            EG1ControllerDecayInfluence;   ///< Amount EG1 Controller has influence on the EG1 Decay time (0 - 3, where 0 means off).
549              uint8_t            EG1ControllerReleaseInfluence; ///< Amount EG1 Controller has influence on the EG1 Release time (0 - 3, where 0 means off).              uint8_t            EG1ControllerReleaseInfluence; ///< Amount EG1 Controller has influence on the EG1 Release time (0 - 3, where 0 means off).
550                lfo_wave_t         LFO1WaveForm;                  ///< [gig extension]: The fundamental wave form to be used by the amplitude LFO, e.g. sine, triangle, saw, square (default: sine).
551              double             LFO1Frequency;                 ///< Frequency of the sample amplitude LFO (0.10 - 10.00 Hz).              double             LFO1Frequency;                 ///< Frequency of the sample amplitude LFO (0.10 - 10.00 Hz).
552                double             LFO1Phase;                     ///< [gig extension]: Phase displacement of the amplitude LFO's wave form (0.0° - 360.0°).
553              uint16_t           LFO1InternalDepth;             ///< Firm pitch of the sample amplitude LFO (0 - 1200 cents).              uint16_t           LFO1InternalDepth;             ///< Firm pitch of the sample amplitude LFO (0 - 1200 cents).
554              uint16_t           LFO1ControlDepth;              ///< Controller depth influencing sample amplitude LFO pitch (0 - 1200 cents).              uint16_t           LFO1ControlDepth;              ///< Controller depth influencing sample amplitude LFO pitch (0 - 1200 cents).
555              lfo1_ctrl_t        LFO1Controller;                ///< MIDI Controller which controls sample amplitude LFO.              lfo1_ctrl_t        LFO1Controller;                ///< MIDI Controller which controls sample amplitude LFO.
556              bool               LFO1FlipPhase;                 ///< Inverts phase of the sample amplitude LFO wave.              bool               LFO1FlipPhase;                 ///< Inverts the polarity of the sample amplitude LFO wave, so it flips the wave form vertically.
557              bool               LFO1Sync;                      ///< If set to <i>true</i> only one LFO should be used for all voices.              bool               LFO1Sync;                      ///< If set to <i>true</i> only one LFO should be used for all voices.
558              // Filter Cutoff Frequency EG/LFO              // Filter Cutoff Frequency EG/LFO
559              uint16_t           EG2PreAttack;                  ///< Preattack value of the filter cutoff EG (0 - 1000 permille).              uint16_t           EG2PreAttack;                  ///< Preattack value of the filter cutoff EG (0 - 1000 permille).
# Line 524  namespace gig { Line 568  namespace gig {
568              uint8_t            EG2ControllerAttackInfluence;  ///< Amount EG2 Controller has influence on the EG2 Attack time (0 - 3, where 0 means off).              uint8_t            EG2ControllerAttackInfluence;  ///< Amount EG2 Controller has influence on the EG2 Attack time (0 - 3, where 0 means off).
569              uint8_t            EG2ControllerDecayInfluence;   ///< Amount EG2 Controller has influence on the EG2 Decay time (0 - 3, where 0 means off).              uint8_t            EG2ControllerDecayInfluence;   ///< Amount EG2 Controller has influence on the EG2 Decay time (0 - 3, where 0 means off).
570              uint8_t            EG2ControllerReleaseInfluence; ///< Amount EG2 Controller has influence on the EG2 Release time (0 - 3, where 0 means off).              uint8_t            EG2ControllerReleaseInfluence; ///< Amount EG2 Controller has influence on the EG2 Release time (0 - 3, where 0 means off).
571                lfo_wave_t         LFO2WaveForm;                  ///< [gig extension]: The fundamental wave form to be used by the filter cutoff LFO, e.g. sine, triangle, saw, square (default: sine).
572              double             LFO2Frequency;                 ///< Frequency of the filter cutoff LFO (0.10 - 10.00 Hz).              double             LFO2Frequency;                 ///< Frequency of the filter cutoff LFO (0.10 - 10.00 Hz).
573                double             LFO2Phase;                     ///< [gig extension]: Phase displacement of the filter cutoff LFO's wave form (0.0° - 360.0°).
574              uint16_t           LFO2InternalDepth;             ///< Firm pitch of the filter cutoff LFO (0 - 1200 cents).              uint16_t           LFO2InternalDepth;             ///< Firm pitch of the filter cutoff LFO (0 - 1200 cents).
575              uint16_t           LFO2ControlDepth;              ///< Controller depth influencing filter cutoff LFO pitch (0 - 1200).              uint16_t           LFO2ControlDepth;              ///< Controller depth influencing filter cutoff LFO pitch (0 - 1200).
576              lfo2_ctrl_t        LFO2Controller;                ///< MIDI Controlle which controls the filter cutoff LFO.              lfo2_ctrl_t        LFO2Controller;                ///< MIDI Controlle which controls the filter cutoff LFO.
577              bool               LFO2FlipPhase;                 ///< Inverts phase of the filter cutoff LFO wave.              bool               LFO2FlipPhase;                 ///< Inverts the polarity of the filter cutoff LFO wave, so it flips the wave form vertically.
578              bool               LFO2Sync;                      ///< If set to <i>true</i> only one LFO should be used for all voices.              bool               LFO2Sync;                      ///< If set to <i>true</i> only one LFO should be used for all voices.
579              // Sample Pitch EG/LFO              // Sample Pitch EG/LFO
580              double             EG3Attack;                     ///< Attack time of the sample pitch EG (0.000 - 10.000s).              double             EG3Attack;                     ///< Attack time of the sample pitch EG (0.000 - 10.000s).
581              int16_t            EG3Depth;                      ///< Depth of the sample pitch EG (-1200 - +1200).              int16_t            EG3Depth;                      ///< Depth of the sample pitch EG (-1200 - +1200).
582                lfo_wave_t         LFO3WaveForm;                  ///< [gig extension]: The fundamental wave form to be used by the pitch LFO, e.g. sine, triangle, saw, square (default: sine).
583              double             LFO3Frequency;                 ///< Frequency of the sample pitch LFO (0.10 - 10.00 Hz).              double             LFO3Frequency;                 ///< Frequency of the sample pitch LFO (0.10 - 10.00 Hz).
584                double             LFO3Phase;                     ///< [gig extension]: Phase displacement of the pitch LFO's wave form (0.0° - 360.0°).
585              int16_t            LFO3InternalDepth;             ///< Firm depth of the sample pitch LFO (-1200 - +1200 cents).              int16_t            LFO3InternalDepth;             ///< Firm depth of the sample pitch LFO (-1200 - +1200 cents).
586              int16_t            LFO3ControlDepth;              ///< Controller depth of the sample pitch LFO (-1200 - +1200 cents).              int16_t            LFO3ControlDepth;              ///< Controller depth of the sample pitch LFO (-1200 - +1200 cents).
587              lfo3_ctrl_t        LFO3Controller;                ///< MIDI Controller which controls the sample pitch LFO.              lfo3_ctrl_t        LFO3Controller;                ///< MIDI Controller which controls the sample pitch LFO.
588                bool               LFO3FlipPhase;                 ///< [gig extension]: Inverts the polarity of the pitch LFO wave, so it flips the wave form vertically (@b NOTE: this setting for LFO3 is a gig format extension; flipping the polarity was only available for LFO1 and LFO2 in the original Gigasampler/GigaStudio software).
589              bool               LFO3Sync;                      ///< If set to <i>true</i> only one LFO should be used for all voices.              bool               LFO3Sync;                      ///< If set to <i>true</i> only one LFO should be used for all voices.
590              // Filter              // Filter
591              bool               VCFEnabled;                    ///< If filter should be used.              bool               VCFEnabled;                    ///< If filter should be used.
# Line 577  namespace gig { Line 626  namespace gig {
626              eg_opt_t           EG1Options;                    ///< [gig extension]: Behavior options which should be used for envelope generator 1 (volume amplitude EG).              eg_opt_t           EG1Options;                    ///< [gig extension]: Behavior options which should be used for envelope generator 1 (volume amplitude EG).
627              eg_opt_t           EG2Options;                    ///< [gig extension]: Behavior options which should be used for envelope generator 2 (filter cutoff EG).              eg_opt_t           EG2Options;                    ///< [gig extension]: Behavior options which should be used for envelope generator 2 (filter cutoff EG).
628              sust_rel_trg_t     SustainReleaseTrigger;         ///< [gig extension]: Whether a sustain pedal up event shall play release trigger sample.              sust_rel_trg_t     SustainReleaseTrigger;         ///< [gig extension]: Whether a sustain pedal up event shall play release trigger sample.
629                bool               NoNoteOffReleaseTrigger;       ///< [gig extension]: If @c true then don't play a release trigger sample on MIDI note-off events.
630    
631              // derived attributes from DLS::Sampler              // derived attributes from DLS::Sampler
632              using DLS::Sampler::UnityNote;              using DLS::Sampler::UnityNote;
# Line 603  namespace gig { Line 653  namespace gig {
653              using DLS::Sampler::AddSampleLoop;              using DLS::Sampler::AddSampleLoop;
654              using DLS::Sampler::DeleteSampleLoop;              using DLS::Sampler::DeleteSampleLoop;
655              // overridden methods              // overridden methods
656              virtual void SetGain(int32_t gain);              virtual void SetGain(int32_t gain) OVERRIDE;
657              virtual void UpdateChunks(progress_t* pProgress);              virtual void UpdateChunks(progress_t* pProgress) OVERRIDE;
658              virtual void CopyAssign(const DimensionRegion* orig);              virtual void CopyAssign(const DimensionRegion* orig);
659          protected:          protected:
660              uint8_t* VelocityTable; ///< For velocity dimensions with custom defined zone ranges only: used for fast converting from velocity MIDI value to dimension bit number.              uint8_t* VelocityTable; ///< For velocity dimensions with custom defined zone ranges only: used for fast converting from velocity MIDI value to dimension bit number.
# Line 730  namespace gig { Line 780  namespace gig {
780              double* GetCutoffVelocityTable(curve_type_t vcfVelocityCurve, uint8_t vcfVelocityDynamicRange, uint8_t vcfVelocityScale, vcf_cutoff_ctrl_t vcfCutoffController);              double* GetCutoffVelocityTable(curve_type_t vcfVelocityCurve, uint8_t vcfVelocityDynamicRange, uint8_t vcfVelocityScale, vcf_cutoff_ctrl_t vcfCutoffController);
781              double* GetVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling);              double* GetVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling);
782              double* CreateVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling);              double* CreateVelocityTable(curve_type_t curveType, uint8_t depth, uint8_t scaling);
783                bool UsesAnyGigFormatExtension() const;
784      };      };
785    
786      /** @brief Encapsulates sample waves of Gigasampler/GigaStudio files used for playback.      /** @brief Encapsulates sample waves of Gigasampler/GigaStudio files used for playback.
# Line 796  namespace gig { Line 847  namespace gig {
847              file_offset_t ReadAndLoop(void* pBuffer, file_offset_t SampleCount, playback_state_t* pPlaybackState, DimensionRegion* pDimRgn, buffer_t* pExternalDecompressionBuffer = NULL);              file_offset_t ReadAndLoop(void* pBuffer, file_offset_t SampleCount, playback_state_t* pPlaybackState, DimensionRegion* pDimRgn, buffer_t* pExternalDecompressionBuffer = NULL);
848              file_offset_t Write(void* pBuffer, file_offset_t SampleCount);              file_offset_t Write(void* pBuffer, file_offset_t SampleCount);
849              Group*        GetGroup() const;              Group*        GetGroup() const;
850              virtual void  UpdateChunks(progress_t* pProgress);              virtual void  UpdateChunks(progress_t* pProgress) OVERRIDE;
851              void CopyAssignMeta(const Sample* orig);              void CopyAssignMeta(const Sample* orig);
852              void CopyAssignWave(const Sample* orig);              void CopyAssignWave(const Sample* orig);
853              uint32_t GetWaveDataCRC32Checksum();              uint32_t GetWaveDataCRC32Checksum();
# Line 890  namespace gig { Line 941  namespace gig {
941              void             SplitDimensionZone(dimension_t type, int zone);              void             SplitDimensionZone(dimension_t type, int zone);
942              void             SetDimensionType(dimension_t oldType, dimension_t newType);              void             SetDimensionType(dimension_t oldType, dimension_t newType);
943              // overridden methods              // overridden methods
944              virtual void     SetKeyRange(uint16_t Low, uint16_t High);              virtual void     SetKeyRange(uint16_t Low, uint16_t High) OVERRIDE;
945              virtual void     UpdateChunks(progress_t* pProgress);              virtual void     UpdateChunks(progress_t* pProgress) OVERRIDE;
946              virtual void     CopyAssign(const Region* orig);              virtual void     CopyAssign(const Region* orig);
947          protected:          protected:
948              Region(Instrument* pInstrument, RIFF::List* rgnList);              Region(Instrument* pInstrument, RIFF::List* rgnList);
# Line 984  namespace gig { Line 1035  namespace gig {
1035          protected:          protected:
1036              MidiRuleCtrlTrigger(RIFF::Chunk* _3ewg);              MidiRuleCtrlTrigger(RIFF::Chunk* _3ewg);
1037              MidiRuleCtrlTrigger();              MidiRuleCtrlTrigger();
1038              void UpdateChunks(uint8_t* pData) const;              void UpdateChunks(uint8_t* pData) const OVERRIDE;
1039              friend class Instrument;              friend class Instrument;
1040      };      };
1041    
# Line 1024  namespace gig { Line 1075  namespace gig {
1075          protected:          protected:
1076              MidiRuleLegato(RIFF::Chunk* _3ewg);              MidiRuleLegato(RIFF::Chunk* _3ewg);
1077              MidiRuleLegato();              MidiRuleLegato();
1078              void UpdateChunks(uint8_t* pData) const;              void UpdateChunks(uint8_t* pData) const OVERRIDE;
1079              friend class Instrument;              friend class Instrument;
1080      };      };
1081    
# Line 1076  namespace gig { Line 1127  namespace gig {
1127          protected:          protected:
1128              MidiRuleAlternator(RIFF::Chunk* _3ewg);              MidiRuleAlternator(RIFF::Chunk* _3ewg);
1129              MidiRuleAlternator();              MidiRuleAlternator();
1130              void UpdateChunks(uint8_t* pData) const;              void UpdateChunks(uint8_t* pData) const OVERRIDE;
1131              friend class Instrument;              friend class Instrument;
1132      };      };
1133    
# Line 1096  namespace gig { Line 1147  namespace gig {
1147      class MidiRuleUnknown : public MidiRule {      class MidiRuleUnknown : public MidiRule {
1148          protected:          protected:
1149              MidiRuleUnknown() { }              MidiRuleUnknown() { }
1150              void UpdateChunks(uint8_t* pData) const { }              void UpdateChunks(uint8_t* pData) const OVERRIDE { }
1151              friend class Instrument;              friend class Instrument;
1152      };      };
1153    
# Line 1120  namespace gig { Line 1171  namespace gig {
1171       * - <a href="http://doc.linuxsampler.org/Instrument_Scripts/NKSP_Language/Reference/">NKSP Reference Manual</a>       * - <a href="http://doc.linuxsampler.org/Instrument_Scripts/NKSP_Language/Reference/">NKSP Reference Manual</a>
1172       * - <a href="http://doc.linuxsampler.org/Gigedit/Managing_Scripts">Using Instrument Scripts with Gigedit</a>       * - <a href="http://doc.linuxsampler.org/Gigedit/Managing_Scripts">Using Instrument Scripts with Gigedit</a>
1173       */       */
1174      class Script {      class Script : protected DLS::Storage {
1175          public:          public:
1176              enum Encoding_t {              enum Encoding_t {
1177                  ENCODING_ASCII = 0 ///< Standard 8 bit US ASCII character encoding (default).                  ENCODING_ASCII = 0 ///< Standard 8 bit US ASCII character encoding (default).
# Line 1146  namespace gig { Line 1197  namespace gig {
1197          protected:          protected:
1198              Script(ScriptGroup* group, RIFF::Chunk* ckScri);              Script(ScriptGroup* group, RIFF::Chunk* ckScri);
1199              virtual ~Script();              virtual ~Script();
1200              void UpdateChunks(progress_t* pProgress);              void UpdateChunks(progress_t* pProgress) OVERRIDE;
1201                void DeleteChunks() OVERRIDE;
1202              void RemoveAllScriptReferences();              void RemoveAllScriptReferences();
1203              friend class ScriptGroup;              friend class ScriptGroup;
1204              friend class Instrument;              friend class Instrument;
# Line 1168  namespace gig { Line 1220  namespace gig {
1220       * not available in the GigaStudio 4 software. It is currently only       * not available in the GigaStudio 4 software. It is currently only
1221       * supported by LinuxSampler and gigedit.       * supported by LinuxSampler and gigedit.
1222       */       */
1223      class ScriptGroup {      class ScriptGroup : protected DLS::Storage {
1224          public:          public:
1225              String   Name; ///< Name of this script group. For example to be displayed in an instrument editor.              String   Name; ///< Name of this script group. For example to be displayed in an instrument editor.
1226    
# Line 1179  namespace gig { Line 1231  namespace gig {
1231              ScriptGroup(File* file, RIFF::List* lstRTIS);              ScriptGroup(File* file, RIFF::List* lstRTIS);
1232              virtual ~ScriptGroup();              virtual ~ScriptGroup();
1233              void LoadScripts();              void LoadScripts();
1234              void UpdateChunks(progress_t* pProgress);              virtual void UpdateChunks(progress_t* pProgress) OVERRIDE;
1235                virtual void DeleteChunks() OVERRIDE;
1236              friend class Script;              friend class Script;
1237              friend class File;              friend class File;
1238          private:          private:
# Line 1232  namespace gig { Line 1285  namespace gig {
1285              Region*   AddRegion();              Region*   AddRegion();
1286              void      DeleteRegion(Region* pRegion);              void      DeleteRegion(Region* pRegion);
1287              void      MoveTo(Instrument* dst);              void      MoveTo(Instrument* dst);
1288              virtual void UpdateChunks(progress_t* pProgress);              virtual void UpdateChunks(progress_t* pProgress) OVERRIDE;
1289              virtual void CopyAssign(const Instrument* orig);              virtual void CopyAssign(const Instrument* orig);
1290              // own methods              // own methods
1291              Region*   GetRegion(unsigned int Key);              Region*   GetRegion(unsigned int Key);
# Line 1286  namespace gig { Line 1339  namespace gig {
1339       * there is always at least one Group in a .gig file, no matter if you       * there is always at least one Group in a .gig file, no matter if you
1340       * created one yet or not.       * created one yet or not.
1341       */       */
1342      class Group {      class Group : public DLS::Storage {
1343          public:          public:
1344              String Name; ///< Stores the name of this Group.              String Name; ///< Stores the name of this Group.
1345    
# Line 1296  namespace gig { Line 1349  namespace gig {
1349          protected:          protected:
1350              Group(File* file, RIFF::Chunk* ck3gnm);              Group(File* file, RIFF::Chunk* ck3gnm);
1351              virtual ~Group();              virtual ~Group();
1352              virtual void UpdateChunks(progress_t* pProgress);              virtual void UpdateChunks(progress_t* pProgress) OVERRIDE;
1353                virtual void DeleteChunks() OVERRIDE;
1354              void MoveAll();              void MoveAll();
1355              friend class File;              friend class File;
1356          private:          private:
# Line 1359  namespace gig { Line 1413  namespace gig {
1413              using DLS::File::Save;              using DLS::File::Save;
1414              using DLS::File::GetFileName;              using DLS::File::GetFileName;
1415              using DLS::File::SetFileName;              using DLS::File::SetFileName;
1416                using DLS::File::GetRiffFile;
1417              // overridden  methods              // overridden  methods
1418              File();              File();
1419              File(RIFF::File* pRIFF);              File(RIFF::File* pRIFF);
# Line 1390  namespace gig { Line 1445  namespace gig {
1445              ScriptGroup* AddScriptGroup();              ScriptGroup* AddScriptGroup();
1446              void        DeleteScriptGroup(ScriptGroup* pGroup);              void        DeleteScriptGroup(ScriptGroup* pGroup);
1447              virtual    ~File();              virtual    ~File();
1448              virtual void UpdateChunks(progress_t* pProgress);              virtual void UpdateChunks(progress_t* pProgress) OVERRIDE;
1449          protected:          protected:
1450              // overridden protected methods from DLS::File              // overridden protected methods from DLS::File
1451              virtual void LoadSamples();              virtual void LoadSamples() OVERRIDE;
1452              virtual void LoadInstruments();              virtual void LoadInstruments() OVERRIDE;
1453              virtual void LoadGroups();              virtual void LoadGroups();
1454              virtual void UpdateFileOffsets();              virtual void UpdateFileOffsets() OVERRIDE;
1455              // own protected methods              // own protected methods
1456              virtual void LoadSamples(progress_t* pProgress);              virtual void LoadSamples(progress_t* pProgress);
1457              virtual void LoadInstruments(progress_t* pProgress);              virtual void LoadInstruments(progress_t* pProgress);
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