X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=libs%2Fardour%2Fardour%2Faudioregion.h;h=e385863efa7af60482ba23c9a531074e178e98c3;hb=33c61757fc8352fdb1280bca28b54d1adee183ff;hp=7a88655afe4b7798d34dee06b4b4f8bb50c0621a;hpb=af12adb34f62dc82f694a03ea3b2a6c99ba426ef;p=ardour.git diff --git a/libs/ardour/ardour/audioregion.h b/libs/ardour/ardour/audioregion.h index 7a88655afe..e385863efa 100644 --- a/libs/ardour/ardour/audioregion.h +++ b/libs/ardour/ardour/audioregion.h @@ -1,5 +1,5 @@ /* - Copyright (C) 2000-2001 Paul Davis + Copyright (C) 2000-2006 Paul Davis This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -15,120 +15,144 @@ along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - $Id$ */ #ifndef __ardour_audio_region_h__ #define __ardour_audio_region_h__ #include +#include -#include -#include +#include "pbd/fastlog.h" +#include "pbd/undo.h" -#include -#include -#include -#include -#include +#include "ardour/ardour.h" +#include "ardour/automatable.h" +#include "ardour/automation_list.h" +#include "ardour/logcurve.h" +#include "ardour/region.h" class XMLNode; + namespace ARDOUR { +namespace Properties { + extern PBD::PropertyDescriptor envelope_active; + extern PBD::PropertyDescriptor default_fade_in; + extern PBD::PropertyDescriptor default_fade_out; + extern PBD::PropertyDescriptor fade_in_active; + extern PBD::PropertyDescriptor fade_out_active; + extern PBD::PropertyDescriptor scale_amplitude; + + /* the envelope and fades are not scalar items and so + currently (2010/02) are not stored using Property. + However, these descriptors enable us to notify + about changes to them via PropertyChange. + */ + + extern PBD::PropertyDescriptor envelope; + extern PBD::PropertyDescriptor fade_in; + extern PBD::PropertyDescriptor fade_out; +} + class Route; class Playlist; class Session; -class AudioFilter; +class Filter; class AudioSource; + class AudioRegion : public Region { public: - static Change FadeInChanged; - static Change FadeOutChanged; - static Change FadeInActiveChanged; - static Change FadeOutActiveChanged; - static Change EnvelopeActiveChanged; - static Change ScaleAmplitudeChanged; - static Change EnvelopeChanged; + static void make_property_quarks (); ~AudioRegion(); + void copy_settings (boost::shared_ptr); + bool source_equivalent (boost::shared_ptr) const; bool speed_mismatch (float) const; - boost::shared_ptr source (uint32_t n=0) const { if (n < sources.size()) return sources[n]; else return sources[0]; } + boost::shared_ptr audio_source (uint32_t n=0) const; - void set_scale_amplitude (gain_t); + void set_scale_amplitude (gain_t); gain_t scale_amplitude() const { return _scale_amplitude; } - - void normalize_to (float target_in_dB = 0.0f); - - uint32_t n_channels() { return sources.size(); } - vector master_source_names(); - - bool envelope_active () const { return _flags & Region::EnvelopeActive; } - bool fade_in_active () const { return _flags & Region::FadeIn; } - bool fade_out_active () const { return _flags & Region::FadeOut; } - bool captured() const { return !(_flags & (Region::Flag (Region::Import|Region::External))); } - - Curve& fade_in() { return _fade_in; } - Curve& fade_out() { return _fade_out; } - Curve& envelope() { return _envelope; } - - nframes_t read_peaks (PeakData *buf, nframes_t npeaks, - nframes_t offset, nframes_t cnt, - uint32_t chan_n=0, double samples_per_unit= 1.0) const; - virtual nframes_t read_at (Sample *buf, Sample *mixdown_buf, - float *gain_buf, nframes_t position, nframes_t cnt, - uint32_t chan_n = 0, - nframes_t read_frames = 0, - nframes_t skip_frames = 0) const; + void normalize (float, float target_in_dB = 0.0f); + double maximum_amplitude (Progress* p = 0) const; + + bool envelope_active () const { return _envelope_active; } + bool fade_in_active () const { return _fade_in_active; } + bool fade_out_active () const { return _fade_out_active; } - nframes_t master_read_at (Sample *buf, Sample *mixdown_buf, - float *gain_buf, - nframes_t position, nframes_t cnt, uint32_t chan_n=0) const; + boost::shared_ptr fade_in() { return _fade_in; } + boost::shared_ptr fade_out() { return _fade_out; } + boost::shared_ptr envelope() { return _envelope; } - XMLNode& state (bool); - int set_state (const XMLNode&); + virtual framecnt_t read_peaks (PeakData *buf, framecnt_t npeaks, + framecnt_t offset, framecnt_t cnt, + uint32_t chan_n=0, double samples_per_unit= 1.0) const; - static void set_default_fade (float steepness, nframes_t len); + /* Readable interface */ - enum FadeShape { - Linear, - Fast, - Slow, - LogA, - LogB + enum ReadOps { + ReadOpsNone = 0x0, + ReadOpsOwnAutomation = 0x1, + ReadOpsOwnScaling = 0x2, + ReadOpsFades = 0x4 }; + virtual framecnt_t read (Sample*, framepos_t pos, framecnt_t cnt, int channel) const; + virtual framecnt_t readable_length() const { return length(); } + + virtual framecnt_t read_at (Sample *buf, Sample *mixdown_buf, float *gain_buf, + framepos_t position, + framecnt_t cnt, + uint32_t chan_n = 0) const; + + virtual framecnt_t master_read_at (Sample *buf, Sample *mixdown_buf, float *gain_buf, + framepos_t position, framecnt_t cnt, uint32_t chan_n=0) const; + + virtual framecnt_t read_raw_internal (Sample*, framepos_t, framecnt_t, int channel) const; + + XMLNode& state (); + int set_state (const XMLNode&, int version); + + static void set_default_fade (float steepness, framecnt_t len); + bool fade_in_is_default () const; + bool fade_out_is_default () const; + void set_fade_in_active (bool yn); void set_fade_in_shape (FadeShape); - void set_fade_in_length (nframes_t); - void set_fade_in (FadeShape, nframes_t); + void set_fade_in_length (framecnt_t); + void set_fade_in (FadeShape, framecnt_t); + void set_fade_in (boost::shared_ptr); void set_fade_out_active (bool yn); void set_fade_out_shape (FadeShape); - void set_fade_out_length (nframes_t); - void set_fade_out (FadeShape, nframes_t); + void set_fade_out_length (framecnt_t); + void set_fade_out (FadeShape, framecnt_t); + void set_fade_out (boost::shared_ptr); void set_envelope_active (bool yn); void set_default_envelope (); - int separate_by_channel (ARDOUR::Session&, vector&) const; - - /* filter */ + int separate_by_channel (ARDOUR::Session&, std::vector >&) const; - int apply (AudioFilter&); + /* automation */ - /* export */ + boost::shared_ptr + control(const Evoral::Parameter& id, bool create=false) { + return _automatable.control(id, create); + } - int exportme (ARDOUR::Session&, ARDOUR::AudioExportSpecification&); - - boost::shared_ptr get_parent() const; + virtual boost::shared_ptr + control(const Evoral::Parameter& id) const { + return _automatable.control(id); + } /* xfade/fade interactions */ @@ -137,20 +161,39 @@ class AudioRegion : public Region void resume_fade_in (); void resume_fade_out (); - void set_playlist (boost::weak_ptr); + void add_transient (framepos_t where); + void remove_transient (framepos_t where); + int set_transients (AnalysisFeatureList&); + int get_transients (AnalysisFeatureList&, bool force_new = false); + int update_transient (framepos_t old_position, framepos_t new_position); + int adjust_transients (framepos_t delta); + + AudioIntervalResult find_silence (Sample, framecnt_t, InterThreadInfo&) const; private: friend class RegionFactory; + friend class Crossfade; - AudioRegion (boost::shared_ptr, nframes_t start, nframes_t length); - AudioRegion (boost::shared_ptr, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags); - AudioRegion (SourceList &, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags); - AudioRegion (boost::shared_ptr, nframes_t start, nframes_t length, const string& name, layer_t = 0, Region::Flag flags = Region::DefaultFlags); + AudioRegion (boost::shared_ptr); + AudioRegion (const SourceList &); AudioRegion (boost::shared_ptr); - AudioRegion (boost::shared_ptr, const XMLNode&); - AudioRegion (SourceList &, const XMLNode&); + AudioRegion (boost::shared_ptr, frameoffset_t offset); + AudioRegion (boost::shared_ptr, const SourceList&); + AudioRegion (SourceList &); private: + PBD::Property _envelope_active; + PBD::Property _default_fade_in; + PBD::Property _default_fade_out; + PBD::Property _fade_in_active; + PBD::Property _fade_out_active; + /** linear gain to apply to the whole region */ + PBD::Property _scale_amplitude; + + void register_properties (); + void post_set (const PBD::PropertyChange&); + + void init (); void set_default_fades (); void set_default_fade_in (); void set_default_fade_out (); @@ -158,16 +201,12 @@ class AudioRegion : public Region void recompute_gain_at_end (); void recompute_gain_at_start (); - nframes_t _read_at (const SourceList&, Sample *buf, Sample *mixdown_buffer, - float *gain_buffer, nframes_t position, nframes_t cnt, - uint32_t chan_n = 0, - nframes_t read_frames = 0, - nframes_t skip_frames = 0) const; + framecnt_t _read_at (const SourceList&, framecnt_t limit, + Sample *buf, Sample *mixdown_buffer, float *gain_buffer, + framepos_t position, framecnt_t cnt, + uint32_t chan_n = 0, + ReadOps readops = ReadOps (~0)) const; - bool verify_start (nframes_t position); - bool verify_length (nframes_t position); - bool verify_start_mutable (nframes_t& start); - bool verify_start_and_length (nframes_t start, nframes_t length); void recompute_at_start (); void recompute_at_end (); @@ -176,25 +215,23 @@ class AudioRegion : public Region void fade_out_changed (); void source_offset_changed (); void listen_to_my_curves (); + void connect_to_analysis_changed (); + void connect_to_header_position_offset_changed (); + + Automatable _automatable; - void source_deleted (); - - SourceList sources; - - /** Used when timefx are applied, so we can always use the original source. */ - SourceList master_sources; - - mutable Curve _fade_in; - FadeShape _fade_in_shape; - mutable Curve _fade_out; - FadeShape _fade_out_shape; - mutable Curve _envelope; - gain_t _scale_amplitude; - uint32_t _fade_in_disabled; - uint32_t _fade_out_disabled; + boost::shared_ptr _fade_in; + boost::shared_ptr _fade_out; + boost::shared_ptr _envelope; + uint32_t _fade_in_suspended; + uint32_t _fade_out_suspended; protected: - int set_live_state (const XMLNode&, Change&, bool send); + /* default constructor for derived (compound) types */ + + AudioRegion (Session& s, framepos_t, framecnt_t, std::string name); + + int _set_state (const XMLNode&, int version, PBD::PropertyChange& what_changed, bool send_signal); }; } /* namespace ARDOUR */