/*
- Copyright (C) 2000-2001 Paul Davis
+ Copyright (C) 2000-2001 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
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
#ifndef __ardour_region_h__
#define __ardour_region_h__
#include <vector>
-
-#include <pbd/undo.h>
-
-#include <ardour/ardour.h>
-#include <ardour/state_manager.h>
+#include <boost/shared_ptr.hpp>
+#include <boost/enable_shared_from_this.hpp>
+#include <boost/utility.hpp>
+
+#include "pbd/undo.h"
+#include "pbd/signals.h"
+#include "ardour/ardour.h"
+#include "ardour/data_type.h"
+#include "ardour/automatable.h"
+#include "ardour/movable.h"
+#include "ardour/readable.h"
+#include "ardour/session_object.h"
+#include "ardour/trimmable.h"
class XMLNode;
namespace ARDOUR {
+namespace Properties {
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> muted;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> opaque;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> locked;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> video_locked;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> automatic;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> whole_file;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> import;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> external;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> sync_marked;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> left_of_split;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> right_of_split;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> hidden;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> position_locked;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<bool> valid_transients;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<framepos_t> start;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<framecnt_t> length;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<framepos_t> position;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<framecnt_t> sync_position;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<layer_t> layer;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<framepos_t> ancestral_start;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<framecnt_t> ancestral_length;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<float> stretch;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<float> shift;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<PositionLockStyle> position_lock_style;
+ LIBARDOUR_API extern PBD::PropertyDescriptor<uint64_t> layering_index;
+};
+
class Playlist;
-class Source;
+class Filter;
+class ExportSpecification;
+class Progress;
-enum RegionEditState {
+enum LIBARDOUR_API RegionEditState {
EditChangesNothing = 0,
EditChangesName = 1,
EditChangesID = 2
};
-struct RegionState : public StateManager::State
-{
- RegionState (std::string why) : StateManager::State (why) {}
-
- jack_nframes_t _start;
- jack_nframes_t _length;
- jack_nframes_t _position;
- uint32_t _flags;
- jack_nframes_t _sync_position;
- layer_t _layer;
- string _name;
- mutable RegionEditState _first_edit;
-};
-class Region : public Stateful, public StateManager
+class LIBARDOUR_API Region
+ : public SessionObject
+ , public boost::enable_shared_from_this<Region>
+ , public Readable
+ , public Trimmable
+ , public Movable
{
public:
- typedef std::vector<Source *> SourceList;
-
- enum Flag {
- Muted = 0x1,
- Opaque = 0x2,
- EnvelopeActive = 0x4,
- DefaultFadeIn = 0x8,
- DefaultFadeOut = 0x10,
- Locked = 0x20,
- Automatic = 0x40,
- WholeFile = 0x80,
- FadeIn = 0x100,
- FadeOut = 0x200,
- Copied = 0x400,
- Import = 0x800,
- External = 0x1000,
- SyncMarked = 0x2000,
- LeftOfSplit = 0x4000,
- RightOfSplit = 0x8000,
- Hidden = 0x10000,
- DoNotSaveState = 0x20000,
- //
- range_guarantoor = USHRT_MAX
- };
-
- static const Flag DefaultFlags = Flag (Opaque|DefaultFadeIn|DefaultFadeOut|FadeIn|FadeOut);
-
- static Change FadeChanged;
- static Change SyncOffsetChanged;
- static Change MuteChanged;
- static Change OpacityChanged;
- static Change LockChanged;
- static Change LayerChanged;
- static Change HiddenChanged;
-
- Region (Source& src, jack_nframes_t start, jack_nframes_t length,
- const string& name, layer_t = 0, Flag flags = DefaultFlags);
- Region (SourceList& srcs, jack_nframes_t start, jack_nframes_t length,
- const string& name, layer_t = 0, Flag flags = DefaultFlags);
- Region (const Region&, jack_nframes_t start, jack_nframes_t length,
- const string& name, layer_t = 0, Flag flags = DefaultFlags);
- Region (const Region&);
- Region (SourceList& srcs, const XMLNode&);
- Region (Source& src, const XMLNode&);
+ typedef std::vector<boost::shared_ptr<Source> > SourceList;
+
+ static void make_property_quarks ();
+
+ static PBD::Signal2<void,boost::shared_ptr<ARDOUR::Region>, const PBD::PropertyChange&> RegionPropertyChanged;
+
virtual ~Region();
- const PBD::ID& id() const { return _id; }
+ /** Note: changing the name of a Region does not constitute an edit */
+ bool set_name (const std::string& str);
- /* Note: changing the name of a Region does not constitute an edit */
+ const DataType& data_type () const { return _type; }
- string name() const { return _name; }
- void set_name (string str);
+ /** How the region parameters play together:
+ *
+ * POSITION: first frame of the region along the timeline
+ * START: first frame of the region within its source(s)
+ * LENGTH: number of frames the region represents
+ */
+ framepos_t position () const { return _position; }
+ framepos_t start () const { return _start; }
+ framecnt_t length () const { return _length; }
+ layer_t layer () const { return _layer; }
- jack_nframes_t position () const { return _position; }
- jack_nframes_t start () const { return _start; }
- jack_nframes_t length() const { return _length; }
- layer_t layer () const { return _layer; }
-
- jack_nframes_t sync_offset(int& dir) const;
- jack_nframes_t sync_position() const;
+ framecnt_t source_length(uint32_t n) const;
+ uint32_t max_source_level () const;
+
+ /* these two are valid ONLY during a StateChanged signal handler */
+
+ framepos_t last_position () const { return _last_position; }
+ framecnt_t last_length () const { return _last_length; }
+
+ framepos_t ancestral_start () const { return _ancestral_start; }
+ framecnt_t ancestral_length () const { return _ancestral_length; }
+
+ float stretch () const { return _stretch; }
+ float shift () const { return _shift; }
+
+ void set_ancestral_data (framepos_t start, framecnt_t length, float stretch, float shift);
+
+ frameoffset_t sync_offset (int& dir) const;
+ framepos_t sync_position () const;
+
+ framepos_t adjust_to_sync (framepos_t) const;
- jack_nframes_t adjust_to_sync (jack_nframes_t);
-
/* first_frame() is an alias; last_frame() just hides some math */
- jack_nframes_t first_frame() const { return _position; }
- jack_nframes_t last_frame() const { return _position + _length - 1; }
+ framepos_t first_frame () const { return _position; }
+ framepos_t last_frame () const { return _position + _length - 1; }
+
+ /** Return the earliest possible value of _position given the
+ * value of _start within the region's sources
+ */
+ framepos_t earliest_possible_position () const;
+ /** Return the last possible value of _last_frame given the
+ * value of _startin the regions's sources
+ */
+ framepos_t latest_possible_frame () const;
+
+ Evoral::Range<framepos_t> last_range () const {
+ return Evoral::Range<framepos_t> (_last_position, _last_position + _last_length - 1);
+ }
+
+ Evoral::Range<framepos_t> range () const {
+ return Evoral::Range<framepos_t> (first_frame(), last_frame());
+ }
+
+ bool hidden () const { return _hidden; }
+ bool muted () const { return _muted; }
+ bool opaque () const { return _opaque; }
+ bool locked () const { return _locked; }
+ bool position_locked () const { return _position_locked; }
+ bool video_locked () const { return _video_locked; }
+ bool automatic () const { return _automatic; }
+ bool whole_file () const { return _whole_file; }
+ bool captured () const { return !(_import || _external); }
+ bool can_move () const { return !_position_locked && !_locked; }
+ bool sync_marked () const { return _sync_marked; }
+ bool external () const { return _external; }
+ bool import () const { return _import; }
+
+ Trimmable::CanTrim can_trim () const;
- Flag flags() const { return _flags; }
- bool hidden() const { return _flags & Hidden; }
- bool muted() const { return _flags & Muted; }
- bool opaque () const { return _flags & Opaque; }
- bool locked() const { return _flags & Locked; }
- bool automatic() const { return _flags & Automatic; }
- bool whole_file() const { return _flags & WholeFile ; }
- bool captured() const { return !(_flags & (Region::Flag (Region::Import|Region::External))); }
+ PositionLockStyle position_lock_style () const { return _position_lock_style; }
- virtual bool should_save_state () const { return !(_flags & DoNotSaveState); };
+ void set_position_lock_style (PositionLockStyle ps);
+ void recompute_position_from_lock_style ();
- void freeze ();
- void thaw (const string& why);
+ void suspend_property_changes ();
- bool covers (jack_nframes_t frame) const {
- return _position <= frame && frame < _position + _length;
+ bool covers (framepos_t frame) const {
+ return first_frame() <= frame && frame <= last_frame();
}
- OverlapType coverage (jack_nframes_t start, jack_nframes_t end) const {
- return ARDOUR::coverage (_position, _position + _length - 1, start, end);
+ /** @return coverage of this region with the given range;
+ * OverlapInternal: the range is internal to this region.
+ * OverlapStart: the range overlaps the start of this region.
+ * OverlapEnd: the range overlaps the end of this region.
+ * OverlapExternal: the range overlaps all of this region.
+ */
+ Evoral::OverlapType coverage (framepos_t start, framepos_t end) const {
+ return Evoral::coverage (first_frame(), last_frame(), start, end);
}
-
- bool equivalent (const Region&) const;
- bool size_equivalent (const Region&) const;
- bool overlap_equivalent (const Region&) const;
- bool region_list_equivalent (const Region&) const;
- bool source_equivalent (const Region&) const;
-
+
+ bool equivalent (boost::shared_ptr<const Region>) const;
+ bool size_equivalent (boost::shared_ptr<const Region>) const;
+ bool overlap_equivalent (boost::shared_ptr<const Region>) const;
+ bool region_list_equivalent (boost::shared_ptr<const Region>) const;
+ bool source_equivalent (boost::shared_ptr<const Region>) const;
+ bool any_source_equivalent (boost::shared_ptr<const Region>) const;
+ bool uses_source (boost::shared_ptr<const Source>) const;
+
+ std::string source_string () const;
+
+
/* EDITING OPERATIONS */
- void set_length (jack_nframes_t, void *src);
- void set_start (jack_nframes_t, void *src);
- void set_position (jack_nframes_t, void *src);
- void set_position_on_top (jack_nframes_t, void *src);
- void special_set_position (jack_nframes_t);
- void nudge_position (long, void *src);
+ void set_length (framecnt_t);
+ void set_start (framepos_t);
+ void set_position (framepos_t);
+ void set_initial_position (framepos_t);
+ void special_set_position (framepos_t);
+ virtual void update_after_tempo_map_change (bool send_change = true);
+ void nudge_position (frameoffset_t);
+
+ bool at_natural_position () const;
+ void move_to_natural_position ();
- void move_to_natural_position (void *src);
+ void move_start (frameoffset_t distance);
+ void trim_front (framepos_t new_position);
+ void trim_end (framepos_t new_position);
+ void trim_to (framepos_t position, framecnt_t length);
+
+ virtual void fade_range (framepos_t, framepos_t) {}
+
+ void cut_front (framepos_t new_position);
+ void cut_end (framepos_t new_position);
- void trim_start (jack_nframes_t new_position, void *src);
- void trim_front (jack_nframes_t new_position, void *src);
- void trim_end (jack_nframes_t new_position, void *src);
- void trim_to (jack_nframes_t position, jack_nframes_t length, void *src);
-
void set_layer (layer_t l); /* ONLY Playlist can call this */
void raise ();
void lower ();
void raise_to_top ();
void lower_to_bottom ();
- void set_sync_position (jack_nframes_t n);
+ void set_sync_position (framepos_t n);
void clear_sync_position ();
void set_hidden (bool yn);
void set_muted (bool yn);
+ void set_whole_file (bool yn);
+ void set_automatic (bool yn);
void set_opaque (bool yn);
void set_locked (bool yn);
+ void set_video_locked (bool yn);
+ void set_position_locked (bool yn);
+
+ int apply (Filter &, Progress* progress = 0);
- virtual uint32_t read_data_count() const { return _read_data_count; }
+ boost::shared_ptr<ARDOUR::Playlist> playlist () const { return _playlist.lock(); }
+ virtual void set_playlist (boost::weak_ptr<ARDOUR::Playlist>);
- ARDOUR::Playlist* playlist() const { return _playlist; }
+ void source_deleted (boost::weak_ptr<Source>);
- virtual UndoAction get_memento() const = 0;
+ bool is_compound () const;
- void set_playlist (ARDOUR::Playlist*);
+ boost::shared_ptr<Source> source (uint32_t n=0) const { return _sources[ (n < _sources.size()) ? n : 0 ]; }
+ uint32_t n_channels() const { return _sources.size(); }
- void lock_sources ();
- void unlock_sources ();
- void source_deleted (Source*);
+ const SourceList& sources () const { return _sources; }
+ const SourceList& master_sources () const { return _master_sources; }
- Source& source (uint32_t n=0) const { return *_sources[ (n < _sources.size()) ? n : 0 ]; }
- uint32_t n_channels() const { return _sources.size(); }
+ std::vector<std::string> master_source_names();
+ void set_master_sources (const SourceList&);
- std::vector<string> master_source_names();
+ /* automation */
+ virtual boost::shared_ptr<Evoral::Control>
+ control (const Evoral::Parameter& id, bool create=false) = 0;
+
+ virtual boost::shared_ptr<const Evoral::Control>
+ control (const Evoral::Parameter& id) const = 0;
/* serialization */
-
+
XMLNode& get_state ();
- virtual XMLNode& state (bool);
- virtual int set_state (const XMLNode&);
+ virtual XMLNode& state ();
+ virtual int set_state (const XMLNode&, int version);
+
+ virtual boost::shared_ptr<Region> get_parent() const;
+
+ uint64_t layering_index () const { return _layering_index; }
+ void set_layering_index (uint64_t when) { _layering_index = when; }
+
+ virtual bool is_dependent() const { return false; }
+ virtual bool depends_on (boost::shared_ptr<Region> /*other*/) const { return false; }
+
+ virtual void add_transient (framepos_t) {
+ // no transients, but its OK
+ }
+
+ virtual void clear_transients () {
+ // no transients, but its OK
+ }
+
+ virtual void update_transient (framepos_t /* old_position */, framepos_t /* new_position */) {
+ // no transients, but its OK
+ }
+
+ virtual void remove_transient (framepos_t /* where */) {
+ // no transients, but its OK
+ }
+
+ virtual void set_onsets (AnalysisFeatureList&) {
+ // no transients, but its OK
+ }
+
+ /** merges _onsets and _user_transients into given list
+ * and removed exact duplicates.
+ */
+ void transients (AnalysisFeatureList&);
+
+ /** merges _onsets OR _transients with _user_transients into given list
+ * if _onsets and _transients are unset, run analysis.
+ * list is not thinned, duplicates remain in place.
+ *
+ * intended for: Playlist::find_next_transient ()
+ */
+ virtual void get_transients (AnalysisFeatureList&) {
+ // no transients, but its OK
+ }
+
+ bool has_transients () const;
+
+ virtual int separate_by_channel (ARDOUR::Session&,
+ std::vector< boost::shared_ptr<Region> >&) const {
+ return 0;
+ }
+
+ void maybe_invalidate_transients ();
+
+ void drop_sources ();
+
+ protected:
+ friend class RegionFactory;
+
+ /** Construct a region from multiple sources*/
+ Region (const SourceList& srcs);
- sigc::signal<void,Region*> GoingAway;
+ /** Construct a region from another region */
+ Region (boost::shared_ptr<const Region>);
- /* This is emitted only when a new id is assigned. Therefore,
- in a pure Region copy, it will not be emitted.
+ /** Construct a region from another region, at an offset within that region */
+ Region (boost::shared_ptr<const Region>, frameoffset_t start_offset);
- It must be emitted by derived classes, not Region
- itself, to permit dynamic_cast<> to be used to
- infer the type of Region.
- */
+ /** Construct a region as a copy of another region, but with different sources */
+ Region (boost::shared_ptr<const Region>, const SourceList&);
- static sigc::signal<void,Region*> CheckNewRegion;
+ /** Constructor for derived types only */
+ Region (Session& s, framepos_t start, framecnt_t length, const std::string& name, DataType);
- Region* get_parent();
-
- uint64_t last_layer_op() const { return _last_layer_op; }
- void set_last_layer_op (uint64_t when);
+ virtual bool can_trim_start_before_source_start () const {
+ return false;
+ }
protected:
- XMLNode& get_short_state (); /* used only by Session */
- /* state management */
+ void send_change (const PBD::PropertyChange&);
+ virtual int _set_state (const XMLNode&, int version, PBD::PropertyChange& what_changed, bool send_signal);
+ void post_set (const PBD::PropertyChange&);
+ virtual void set_position_internal (framepos_t pos, bool allow_bbt_recompute);
+ virtual void set_length_internal (framecnt_t);
+ virtual void set_start_internal (framecnt_t);
+
+ DataType _type;
+
+ PBD::Property<bool> _sync_marked;
+ PBD::Property<bool> _left_of_split;
+ PBD::Property<bool> _right_of_split;
+ PBD::Property<bool> _valid_transients;
+ PBD::Property<framepos_t> _start;
+ PBD::Property<framecnt_t> _length;
+ PBD::Property<framepos_t> _position;
+ /** Sync position relative to the start of our file */
+ PBD::Property<framepos_t> _sync_position;
+
+ SourceList _sources;
+ /** Used when timefx are applied, so we can always use the original source */
+ SourceList _master_sources;
+
+ boost::weak_ptr<ARDOUR::Playlist> _playlist;
+
+ void merge_features (AnalysisFeatureList&, const AnalysisFeatureList&, const frameoffset_t) const;
+
+ AnalysisFeatureList _onsets; // used by the Ferret (Aubio OnsetDetector)
- void send_change (Change);
+ // _transient_user_start is covered by _valid_transients
+ AnalysisFeatureList _user_transients; // user added
+ framepos_t _transient_user_start; // region's _start relative to user_transients
- /* derived classes need these during their own state management calls */
+ // these are used by Playlist::find_next_transient() in absence of onsets
+ AnalysisFeatureList _transients; // Source Analysis (QM Transient), user read-only
+ framepos_t _transient_analysis_start;
+ framepos_t _transient_analysis_end;
- void store_state (RegionState&) const;
- Change restore_and_return_flags (RegionState&);
-
- void trim_to_internal (jack_nframes_t position, jack_nframes_t length, void *src);
+ private:
+ void mid_thaw (const PBD::PropertyChange&);
+
+ void trim_to_internal (framepos_t position, framecnt_t length);
+ void modify_front (framepos_t new_position, bool reset_fade);
+ void modify_end (framepos_t new_position, bool reset_fade);
- bool copied() const { return _flags & Copied; }
void maybe_uncopy ();
void first_edit ();
-
- bool verify_start (jack_nframes_t);
- bool verify_start_and_length (jack_nframes_t, jack_nframes_t);
- bool verify_start_mutable (jack_nframes_t&_start);
- bool verify_length (jack_nframes_t);
+
+ bool verify_start (framepos_t);
+ bool verify_start_and_length (framepos_t, framecnt_t&);
+ bool verify_start_mutable (framepos_t&_start);
+ bool verify_length (framecnt_t&);
+
virtual void recompute_at_start () = 0;
virtual void recompute_at_end () = 0;
-
-
- PBD::ID _id;
- string _name;
- Flag _flags;
- jack_nframes_t _start;
- jack_nframes_t _length;
- jack_nframes_t _position;
- jack_nframes_t _sync_position;
- layer_t _layer;
+
+ PBD::Property<bool> _muted;
+ PBD::Property<bool> _opaque;
+ PBD::Property<bool> _locked;
+ PBD::Property<bool> _video_locked;
+ PBD::Property<bool> _automatic;
+ PBD::Property<bool> _whole_file;
+ PBD::Property<bool> _import;
+ PBD::Property<bool> _external;
+ PBD::Property<bool> _hidden;
+ PBD::Property<bool> _position_locked;
+ PBD::Property<framepos_t> _ancestral_start;
+ PBD::Property<framecnt_t> _ancestral_length;
+ PBD::Property<float> _stretch;
+ PBD::Property<float> _shift;
+ PBD::EnumProperty<PositionLockStyle> _position_lock_style;
+ PBD::Property<uint64_t> _layering_index;
+
+ framecnt_t _last_length;
+ framepos_t _last_position;
mutable RegionEditState _first_edit;
- int _frozen;
- mutable uint32_t _read_data_count; ///< modified in read()
- Change _pending_changed;
- uint64_t _last_layer_op; ///< timestamp
- Glib::Mutex _lock;
- ARDOUR::Playlist* _playlist;
- SourceList _sources;
- /** Used when timefx are applied, so we can always use the original source */
- SourceList _master_sources;
+ double _beat;
+ layer_t _layer;
+
+ void register_properties ();
+
+ void use_sources (SourceList const &);
};
} /* namespace ARDOUR */