2 Copyright (C) 2000-2003 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
25 #include <boost/lexical_cast.hpp>
27 #include "pbd/convert.h"
28 #include "pbd/stateful_diff_command.h"
29 #include "pbd/xml++.h"
31 #include "ardour/debug.h"
32 #include "ardour/playlist.h"
33 #include "ardour/session.h"
34 #include "ardour/region.h"
35 #include "ardour/region_factory.h"
36 #include "ardour/region_sorters.h"
37 #include "ardour/playlist_factory.h"
38 #include "ardour/playlist_source.h"
39 #include "ardour/transient_detector.h"
40 #include "ardour/session_playlists.h"
41 #include "ardour/source_factory.h"
46 using namespace ARDOUR;
50 namespace Properties {
51 PBD::PropertyDescriptor<bool> regions;
55 struct ShowMeTheList {
56 ShowMeTheList (boost::shared_ptr<Playlist> pl, const string& n) : playlist (pl), name (n) {}
58 cerr << ">>>>" << name << endl; playlist->dump(); cerr << "<<<<" << name << endl << endl;
60 boost::shared_ptr<Playlist> playlist;
67 Playlist::make_property_quarks ()
69 Properties::regions.property_id = g_quark_from_static_string (X_("regions"));
70 DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for regions = %1\n",
71 Properties::regions.property_id));
74 RegionListProperty::RegionListProperty (Playlist& pl)
75 : SequenceProperty<std::list<boost::shared_ptr<Region> > > (Properties::regions.property_id, boost::bind (&Playlist::update, &pl, _1))
81 RegionListProperty::RegionListProperty (RegionListProperty const & p)
82 : PBD::SequenceProperty<std::list<boost::shared_ptr<Region> > > (p)
83 , _playlist (p._playlist)
89 RegionListProperty::clone () const
91 return new RegionListProperty (*this);
95 RegionListProperty::create () const
97 return new RegionListProperty (_playlist);
101 RegionListProperty::get_content_as_xml (boost::shared_ptr<Region> region, XMLNode & node) const
103 /* All regions (even those which are deleted) have their state saved by other
104 code, so we can just store ID here.
107 node.add_property ("id", region->id().to_s ());
110 boost::shared_ptr<Region>
111 RegionListProperty::get_content_from_xml (XMLNode const & node) const
113 XMLProperty const * prop = node.property ("id");
116 PBD::ID id (prop->value ());
118 boost::shared_ptr<Region> ret = _playlist.region_by_id (id);
121 ret = RegionFactory::region_by_id (id);
127 Playlist::Playlist (Session& sess, string nom, DataType type, bool hide)
128 : SessionObject(sess, nom)
133 first_set_state = false;
138 Playlist::Playlist (Session& sess, const XMLNode& node, DataType type, bool hide)
139 : SessionObject(sess, "unnamed playlist")
144 XMLProperty const * prop = node.property("type");
145 assert(!prop || DataType(prop->value()) == _type);
149 _name = "unnamed"; /* reset by set_state */
152 /* set state called by derived class */
155 Playlist::Playlist (boost::shared_ptr<const Playlist> other, string namestr, bool hide)
156 : SessionObject(other->_session, namestr)
158 , _type(other->_type)
159 , _orig_track_id (other->_orig_track_id)
164 other->copy_regions (tmp);
168 for (list<boost::shared_ptr<Region> >::iterator x = tmp.begin(); x != tmp.end(); ++x) {
169 add_region_internal( (*x), (*x)->position());
174 _splicing = other->_splicing;
175 _rippling = other->_rippling;
176 _nudging = other->_nudging;
177 _edit_mode = other->_edit_mode;
180 first_set_state = false;
182 in_partition = false;
184 _frozen = other->_frozen;
187 Playlist::Playlist (boost::shared_ptr<const Playlist> other, framepos_t start, framecnt_t cnt, string str, bool hide)
188 : SessionObject(other->_session, str)
190 , _type(other->_type)
191 , _orig_track_id (other->_orig_track_id)
193 RegionReadLock rlock2 (const_cast<Playlist*> (other.get()));
195 framepos_t end = start + cnt - 1;
201 for (RegionList::const_iterator i = other->regions.begin(); i != other->regions.end(); ++i) {
203 boost::shared_ptr<Region> region;
204 boost::shared_ptr<Region> new_region;
205 frameoffset_t offset = 0;
206 framepos_t position = 0;
209 Evoral::OverlapType overlap;
213 overlap = region->coverage (start, end);
216 case Evoral::OverlapNone:
219 case Evoral::OverlapInternal:
220 offset = start - region->position();
225 case Evoral::OverlapStart:
227 position = region->position() - start;
228 len = end - region->position();
231 case Evoral::OverlapEnd:
232 offset = start - region->position();
234 len = region->length() - offset;
237 case Evoral::OverlapExternal:
239 position = region->position() - start;
240 len = region->length();
244 RegionFactory::region_name (new_name, region->name(), false);
248 plist.add (Properties::start, region->start() + offset);
249 plist.add (Properties::length, len);
250 plist.add (Properties::name, new_name);
251 plist.add (Properties::layer, region->layer());
252 plist.add (Properties::layering_index, region->layering_index());
254 new_region = RegionFactory::create (region, plist);
256 add_region_internal (new_region, position);
259 //keep track of any dead space at end (for pasting into Ripple or Splice mode)
260 //at the end of construction, any length of cnt beyond the extents of the regions is end_space
261 _end_space = cnt - (get_extent().second - get_extent().first);
264 first_set_state = false;
271 InUse (true); /* EMIT SIGNAL */
282 InUse (false); /* EMIT SIGNAL */
287 Playlist::copy_regions (RegionList& newlist) const
289 RegionReadLock rlock (const_cast<Playlist *> (this));
291 for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
292 newlist.push_back (RegionFactory::create (*i, true));
297 Playlist::init (bool hide)
299 add_property (regions);
300 _xml_node_name = X_("Playlist");
302 g_atomic_int_set (&block_notifications, 0);
303 g_atomic_int_set (&ignore_state_changes, 0);
304 pending_contents_change = false;
305 pending_layering = false;
306 first_set_state = true;
315 _edit_mode = Config->get_edit_mode();
317 in_partition = false;
320 _capture_insertion_underway = false;
324 _session.history().BeginUndoRedo.connect_same_thread (*this, boost::bind (&Playlist::begin_undo, this));
325 _session.history().EndUndoRedo.connect_same_thread (*this, boost::bind (&Playlist::end_undo, this));
327 ContentsChanged.connect_same_thread (*this, boost::bind (&Playlist::mark_session_dirty, this));
330 Playlist::~Playlist ()
332 DEBUG_TRACE (DEBUG::Destruction, string_compose ("Playlist %1 destructor\n", _name));
335 RegionReadLock rl (this);
337 for (set<boost::shared_ptr<Region> >::iterator i = all_regions.begin(); i != all_regions.end(); ++i) {
338 (*i)->set_playlist (boost::shared_ptr<Playlist>());
342 /* GoingAway must be emitted by derived classes */
346 Playlist::_set_sort_id ()
349 Playlists are given names like <track name>.<id>
350 or <track name>.<edit group name>.<id> where id
351 is an integer. We extract the id and sort by that.
354 size_t dot_position = _name.val().find_last_of(".");
356 if (dot_position == string::npos) {
359 string t = _name.val().substr(dot_position + 1);
362 _sort_id = boost::lexical_cast<int>(t);
365 catch (boost::bad_lexical_cast e) {
372 Playlist::set_name (const string& str)
374 /* in a typical situation, a playlist is being used
375 by one diskstream and also is referenced by the
376 Session. if there are more references than that,
377 then don't change the name.
384 bool ret = SessionObject::set_name(str);
391 /***********************************************************************
392 CHANGE NOTIFICATION HANDLING
394 Notifications must be delayed till the region_lock is released. This
395 is necessary because handlers for the signals may need to acquire
396 the lock (e.g. to read from the playlist).
397 ***********************************************************************/
400 Playlist::begin_undo ()
407 Playlist::end_undo ()
416 delay_notifications ();
417 g_atomic_int_inc (&ignore_state_changes);
420 /** @param from_undo true if this thaw is triggered by the end of an undo on this playlist */
422 Playlist::thaw (bool from_undo)
424 g_atomic_int_dec_and_test (&ignore_state_changes);
425 release_notifications (from_undo);
430 Playlist::delay_notifications ()
432 g_atomic_int_inc (&block_notifications);
435 /** @param from_undo true if this release is triggered by the end of an undo on this playlist */
437 Playlist::release_notifications (bool from_undo)
439 if (g_atomic_int_dec_and_test (&block_notifications)) {
440 flush_notifications (from_undo);
445 Playlist::notify_contents_changed ()
447 if (holding_state ()) {
448 pending_contents_change = true;
450 pending_contents_change = false;
451 ContentsChanged(); /* EMIT SIGNAL */
456 Playlist::notify_layering_changed ()
458 if (holding_state ()) {
459 pending_layering = true;
461 pending_layering = false;
462 LayeringChanged(); /* EMIT SIGNAL */
467 Playlist::notify_region_removed (boost::shared_ptr<Region> r)
469 if (holding_state ()) {
470 pending_removes.insert (r);
471 pending_contents_change = true;
473 /* this might not be true, but we have to act
474 as though it could be.
476 pending_contents_change = false;
477 RegionRemoved (boost::weak_ptr<Region> (r)); /* EMIT SIGNAL */
478 ContentsChanged (); /* EMIT SIGNAL */
483 Playlist::notify_region_moved (boost::shared_ptr<Region> r)
485 Evoral::RangeMove<framepos_t> const move (r->last_position (), r->length (), r->position ());
487 if (holding_state ()) {
489 pending_range_moves.push_back (move);
493 list< Evoral::RangeMove<framepos_t> > m;
495 RangesMoved (m, false);
501 Playlist::notify_region_start_trimmed (boost::shared_ptr<Region> r)
503 if (r->position() >= r->last_position()) {
504 /* trimmed shorter */
508 Evoral::Range<framepos_t> const extra (r->position(), r->last_position());
510 if (holding_state ()) {
512 pending_region_extensions.push_back (extra);
516 list<Evoral::Range<framepos_t> > r;
524 Playlist::notify_region_end_trimmed (boost::shared_ptr<Region> r)
526 if (r->length() < r->last_length()) {
527 /* trimmed shorter */
530 Evoral::Range<framepos_t> const extra (r->position() + r->last_length(), r->position() + r->length());
532 if (holding_state ()) {
534 pending_region_extensions.push_back (extra);
538 list<Evoral::Range<framepos_t> > r;
546 Playlist::notify_region_added (boost::shared_ptr<Region> r)
548 /* the length change might not be true, but we have to act
549 as though it could be.
552 if (holding_state()) {
553 pending_adds.insert (r);
554 pending_contents_change = true;
557 pending_contents_change = false;
558 RegionAdded (boost::weak_ptr<Region> (r)); /* EMIT SIGNAL */
559 ContentsChanged (); /* EMIT SIGNAL */
564 /** @param from_undo true if this flush is triggered by the end of an undo on this playlist */
566 Playlist::flush_notifications (bool from_undo)
568 set<boost::shared_ptr<Region> >::iterator s;
569 bool regions_changed = false;
577 if (!pending_bounds.empty() || !pending_removes.empty() || !pending_adds.empty()) {
578 regions_changed = true;
581 /* XXX: it'd be nice if we could use pending_bounds for
582 RegionsExtended and RegionsMoved.
585 /* we have no idea what order the regions ended up in pending
586 bounds (it could be based on selection order, for example).
587 so, to preserve layering in the "most recently moved is higher"
588 model, sort them by existing layer, then timestamp them.
591 // RegionSortByLayer cmp;
592 // pending_bounds.sort (cmp);
594 list<Evoral::Range<framepos_t> > crossfade_ranges;
596 for (RegionList::iterator r = pending_bounds.begin(); r != pending_bounds.end(); ++r) {
597 crossfade_ranges.push_back ((*r)->last_range ());
598 crossfade_ranges.push_back ((*r)->range ());
601 for (s = pending_removes.begin(); s != pending_removes.end(); ++s) {
602 crossfade_ranges.push_back ((*s)->range ());
603 remove_dependents (*s);
604 RegionRemoved (boost::weak_ptr<Region> (*s)); /* EMIT SIGNAL */
607 for (s = pending_adds.begin(); s != pending_adds.end(); ++s) {
608 crossfade_ranges.push_back ((*s)->range ());
609 /* don't emit RegionAdded signal until relayering is done,
610 so that the region is fully setup by the time
611 anyone hears that its been added
615 /* notify about contents/region changes first so that layering changes
616 * in a UI will take place on the new contents.
619 if (regions_changed || pending_contents_change) {
620 pending_layering = true;
621 ContentsChanged (); /* EMIT SIGNAL */
624 for (s = pending_adds.begin(); s != pending_adds.end(); ++s) {
625 (*s)->clear_changes ();
626 RegionAdded (boost::weak_ptr<Region> (*s)); /* EMIT SIGNAL */
629 if ((regions_changed && !in_set_state) || pending_layering) {
633 coalesce_and_check_crossfades (crossfade_ranges);
635 if (!pending_range_moves.empty ()) {
636 /* We don't need to check crossfades for these as pending_bounds has
639 RangesMoved (pending_range_moves, from_undo);
642 if (!pending_region_extensions.empty ()) {
643 RegionsExtended (pending_region_extensions);
652 Playlist::clear_pending ()
654 pending_adds.clear ();
655 pending_removes.clear ();
656 pending_bounds.clear ();
657 pending_range_moves.clear ();
658 pending_region_extensions.clear ();
659 pending_contents_change = false;
660 pending_layering = false;
663 /*************************************************************
665 *************************************************************/
667 /** Note: this calls set_layer (..., DBL_MAX) so it will reset the layering index of region */
669 Playlist::add_region (boost::shared_ptr<Region> region, framepos_t position, float times, bool auto_partition, const int32_t sub_num)
671 RegionWriteLock rlock (this);
672 times = fabs (times);
674 int itimes = (int) floor (times);
676 framepos_t pos = position;
678 if (times == 1 && auto_partition){
679 partition(pos - 1, (pos + region->length()), true);
683 add_region_internal (region, pos, sub_num);
684 set_layer (region, DBL_MAX);
685 pos += region->length();
690 /* note that itimes can be zero if we being asked to just
691 insert a single fraction of the region.
694 for (int i = 0; i < itimes; ++i) {
695 boost::shared_ptr<Region> copy = RegionFactory::create (region, true, sub_num);
696 add_region_internal (copy, pos, sub_num);
697 set_layer (copy, DBL_MAX);
698 pos += region->length();
701 framecnt_t length = 0;
703 if (floor (times) != times) {
704 length = (framecnt_t) floor (region->length() * (times - floor (times)));
706 RegionFactory::region_name (name, region->name(), false);
711 plist.add (Properties::start, region->start());
712 plist.add (Properties::length, length);
713 plist.add (Properties::name, name);
714 plist.add (Properties::layer, region->layer());
716 boost::shared_ptr<Region> sub = RegionFactory::create (region, plist);
717 add_region_internal (sub, pos, sub_num);
718 set_layer (sub, DBL_MAX);
722 possibly_splice_unlocked (position, (pos + length) - position, region);
726 Playlist::set_region_ownership ()
728 RegionWriteLock rl (this);
729 RegionList::iterator i;
730 boost::weak_ptr<Playlist> pl (shared_from_this());
732 for (i = regions.begin(); i != regions.end(); ++i) {
733 (*i)->set_playlist (pl);
738 Playlist::add_region_internal (boost::shared_ptr<Region> region, framepos_t position, const int32_t sub_num)
740 if (region->data_type() != _type) {
744 RegionSortByPosition cmp;
746 if (!first_set_state) {
747 boost::shared_ptr<Playlist> foo (shared_from_this());
748 region->set_playlist (boost::weak_ptr<Playlist>(foo));
751 region->set_position (position, sub_num);
753 regions.insert (upper_bound (regions.begin(), regions.end(), region, cmp), region);
754 all_regions.insert (region);
756 possibly_splice_unlocked (position, region->length(), region);
758 if (!holding_state ()) {
759 /* layers get assigned from XML state, and are not reset during undo/redo */
763 /* we need to notify the existence of new region before checking dependents. Ick. */
765 notify_region_added (region);
767 region->PropertyChanged.connect_same_thread (region_state_changed_connections, boost::bind (&Playlist::region_changed_proxy, this, _1, boost::weak_ptr<Region> (region)));
768 region->DropReferences.connect_same_thread (region_drop_references_connections, boost::bind (&Playlist::region_going_away, this, boost::weak_ptr<Region> (region)));
774 Playlist::replace_region (boost::shared_ptr<Region> old, boost::shared_ptr<Region> newr, framepos_t pos)
776 RegionWriteLock rlock (this);
778 bool old_sp = _splicing;
781 remove_region_internal (old);
782 add_region_internal (newr, pos);
783 set_layer (newr, old->layer ());
787 possibly_splice_unlocked (pos, old->length() - newr->length());
791 Playlist::remove_region (boost::shared_ptr<Region> region)
793 RegionWriteLock rlock (this);
794 remove_region_internal (region);
798 Playlist::remove_region_internal (boost::shared_ptr<Region> region)
800 RegionList::iterator i;
804 region->set_playlist (boost::weak_ptr<Playlist>());
807 /* XXX should probably freeze here .... */
809 for (i = regions.begin(); i != regions.end(); ++i) {
812 framepos_t pos = (*i)->position();
813 framecnt_t distance = (*i)->length();
817 possibly_splice_unlocked (pos, -distance);
819 if (!holding_state ()) {
821 remove_dependents (region);
824 notify_region_removed (region);
833 Playlist::get_equivalent_regions (boost::shared_ptr<Region> other, vector<boost::shared_ptr<Region> >& results)
835 if (Config->get_use_overlap_equivalency()) {
836 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
837 if ((*i)->overlap_equivalent (other)) {
838 results.push_back (*i);
842 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
843 if ((*i)->equivalent (other)) {
844 results.push_back (*i);
851 Playlist::get_region_list_equivalent_regions (boost::shared_ptr<Region> other, vector<boost::shared_ptr<Region> >& results)
853 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
855 if ((*i) && (*i)->region_list_equivalent (other)) {
856 results.push_back (*i);
862 Playlist::get_source_equivalent_regions (boost::shared_ptr<Region> other, vector<boost::shared_ptr<Region> >& results)
864 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
866 if ((*i) && (*i)->any_source_equivalent (other)) {
867 results.push_back (*i);
873 Playlist::partition (framepos_t start, framepos_t end, bool cut)
877 partition_internal (start, end, cut, thawlist);
879 for (RegionList::iterator i = thawlist.begin(); i != thawlist.end(); ++i) {
880 (*i)->resume_property_changes ();
884 /** Go through each region on the playlist and cut them at start and end, removing the section between
885 * start and end if cutting == true. Regions that lie entirely within start and end are always
890 Playlist::partition_internal (framepos_t start, framepos_t end, bool cutting, RegionList& thawlist)
892 RegionList new_regions;
895 RegionWriteLock rlock (this);
897 boost::shared_ptr<Region> region;
898 boost::shared_ptr<Region> current;
900 RegionList::iterator tmp;
901 Evoral::OverlapType overlap;
902 framepos_t pos1, pos2, pos3, pos4;
906 /* need to work from a copy, because otherwise the regions we add during the process
907 get operated on as well.
910 RegionList copy = regions.rlist();
912 for (RegionList::iterator i = copy.begin(); i != copy.end(); i = tmp) {
919 if (current->first_frame() >= start && current->last_frame() < end) {
922 remove_region_internal (current);
928 /* coverage will return OverlapStart if the start coincides
929 with the end point. we do not partition such a region,
930 so catch this special case.
933 if (current->first_frame() >= end) {
937 if ((overlap = current->coverage (start, end)) == Evoral::OverlapNone) {
941 pos1 = current->position();
944 pos4 = current->last_frame();
946 if (overlap == Evoral::OverlapInternal) {
947 /* split: we need 3 new regions, the front, middle and end.
948 cut: we need 2 regions, the front and end.
953 ---------------*************************------------
956 ---------------*****++++++++++++++++====------------
958 ---------------*****----------------====------------
963 /* "middle" ++++++ */
965 RegionFactory::region_name (new_name, current->name(), false);
969 plist.add (Properties::start, current->start() + (pos2 - pos1));
970 plist.add (Properties::length, pos3 - pos2);
971 plist.add (Properties::name, new_name);
972 plist.add (Properties::layer, current->layer ());
973 plist.add (Properties::layering_index, current->layering_index ());
974 plist.add (Properties::automatic, true);
975 plist.add (Properties::left_of_split, true);
976 plist.add (Properties::right_of_split, true);
978 region = RegionFactory::create (current, plist);
979 add_region_internal (region, start);
980 new_regions.push_back (region);
985 RegionFactory::region_name (new_name, current->name(), false);
989 plist.add (Properties::start, current->start() + (pos3 - pos1));
990 plist.add (Properties::length, pos4 - pos3);
991 plist.add (Properties::name, new_name);
992 plist.add (Properties::layer, current->layer ());
993 plist.add (Properties::layering_index, current->layering_index ());
994 plist.add (Properties::automatic, true);
995 plist.add (Properties::right_of_split, true);
997 region = RegionFactory::create (current, plist);
999 add_region_internal (region, end);
1000 new_regions.push_back (region);
1004 current->suspend_property_changes ();
1005 thawlist.push_back (current);
1006 current->cut_end (pos2 - 1);
1008 } else if (overlap == Evoral::OverlapEnd) {
1012 ---------------*************************------------
1015 ---------------**************+++++++++++------------
1017 ---------------**************-----------------------
1024 RegionFactory::region_name (new_name, current->name(), false);
1028 plist.add (Properties::start, current->start() + (pos2 - pos1));
1029 plist.add (Properties::length, pos4 - pos2);
1030 plist.add (Properties::name, new_name);
1031 plist.add (Properties::layer, current->layer ());
1032 plist.add (Properties::layering_index, current->layering_index ());
1033 plist.add (Properties::automatic, true);
1034 plist.add (Properties::left_of_split, true);
1036 region = RegionFactory::create (current, plist);
1038 add_region_internal (region, start);
1039 new_regions.push_back (region);
1044 current->suspend_property_changes ();
1045 thawlist.push_back (current);
1046 current->cut_end (pos2 - 1);
1048 } else if (overlap == Evoral::OverlapStart) {
1050 /* split: we need 2 regions: the front and the end.
1051 cut: just trim current to skip the cut area
1056 ---------------*************************------------
1060 ---------------****+++++++++++++++++++++------------
1062 -------------------*********************------------
1068 RegionFactory::region_name (new_name, current->name(), false);
1072 plist.add (Properties::start, current->start());
1073 plist.add (Properties::length, pos3 - pos1);
1074 plist.add (Properties::name, new_name);
1075 plist.add (Properties::layer, current->layer ());
1076 plist.add (Properties::layering_index, current->layering_index ());
1077 plist.add (Properties::automatic, true);
1078 plist.add (Properties::right_of_split, true);
1080 region = RegionFactory::create (current, plist);
1082 add_region_internal (region, pos1);
1083 new_regions.push_back (region);
1088 current->suspend_property_changes ();
1089 thawlist.push_back (current);
1090 current->trim_front (pos3);
1091 } else if (overlap == Evoral::OverlapExternal) {
1093 /* split: no split required.
1094 cut: remove the region.
1099 ---------------*************************------------
1103 ---------------*************************------------
1105 ----------------------------------------------------
1110 remove_region_internal (current);
1113 new_regions.push_back (current);
1117 in_partition = false;
1120 //keep track of any dead space at end (for pasting into Ripple or Splice mode)
1121 framepos_t wanted_length = end-start;
1122 _end_space = wanted_length - get_extent().second-get_extent().first;
1125 boost::shared_ptr<Playlist>
1126 Playlist::cut_copy (boost::shared_ptr<Playlist> (Playlist::*pmf)(framepos_t, framecnt_t,bool), list<AudioRange>& ranges, bool result_is_hidden)
1128 boost::shared_ptr<Playlist> ret;
1129 boost::shared_ptr<Playlist> pl;
1132 if (ranges.empty()) {
1133 return boost::shared_ptr<Playlist>();
1136 start = ranges.front().start;
1138 for (list<AudioRange>::iterator i = ranges.begin(); i != ranges.end(); ++i) {
1140 pl = (this->*pmf)((*i).start, (*i).length(), result_is_hidden);
1142 if (i == ranges.begin()) {
1146 /* paste the next section into the nascent playlist,
1147 offset to reflect the start of the first range we
1151 ret->paste (pl, (*i).start - start, 1.0f, 0);
1158 boost::shared_ptr<Playlist>
1159 Playlist::cut (list<AudioRange>& ranges, bool result_is_hidden)
1161 boost::shared_ptr<Playlist> (Playlist::*pmf)(framepos_t,framecnt_t,bool) = &Playlist::cut;
1162 return cut_copy (pmf, ranges, result_is_hidden);
1165 boost::shared_ptr<Playlist>
1166 Playlist::copy (list<AudioRange>& ranges, bool result_is_hidden)
1168 boost::shared_ptr<Playlist> (Playlist::*pmf)(framepos_t,framecnt_t,bool) = &Playlist::copy;
1169 return cut_copy (pmf, ranges, result_is_hidden);
1172 boost::shared_ptr<Playlist>
1173 Playlist::cut (framepos_t start, framecnt_t cnt, bool result_is_hidden)
1175 boost::shared_ptr<Playlist> the_copy;
1176 RegionList thawlist;
1179 snprintf (buf, sizeof (buf), "%" PRIu32, ++subcnt);
1180 string new_name = _name;
1184 if ((the_copy = PlaylistFactory::create (shared_from_this(), start, cnt, new_name, result_is_hidden)) == 0) {
1185 return boost::shared_ptr<Playlist>();
1188 partition_internal (start, start+cnt-1, true, thawlist);
1190 for (RegionList::iterator i = thawlist.begin(); i != thawlist.end(); ++i) {
1191 (*i)->resume_property_changes();
1197 boost::shared_ptr<Playlist>
1198 Playlist::copy (framepos_t start, framecnt_t cnt, bool result_is_hidden)
1202 snprintf (buf, sizeof (buf), "%" PRIu32, ++subcnt);
1203 string new_name = _name;
1207 // cnt = min (_get_extent().second - start, cnt); (We need the full range length when copy/pasting in Ripple. Why was this limit here? It's not in CUT... )
1209 return PlaylistFactory::create (shared_from_this(), start, cnt, new_name, result_is_hidden);
1213 Playlist::paste (boost::shared_ptr<Playlist> other, framepos_t position, float times, const int32_t sub_num)
1215 times = fabs (times);
1218 RegionReadLock rl2 (other.get());
1220 int itimes = (int) floor (times);
1221 framepos_t pos = position;
1222 framecnt_t const shift = other->_get_extent().second;
1223 layer_t top = top_layer ();
1226 RegionWriteLock rl1 (this);
1228 for (RegionList::iterator i = other->regions.begin(); i != other->regions.end(); ++i) {
1229 boost::shared_ptr<Region> copy_of_region = RegionFactory::create (*i, true);
1231 /* put these new regions on top of all existing ones, but preserve
1232 the ordering they had in the original playlist.
1235 add_region_internal (copy_of_region, (*i)->position() + pos, sub_num);
1236 set_layer (copy_of_region, copy_of_region->layer() + top);
1248 Playlist::duplicate (boost::shared_ptr<Region> region, framepos_t position, float times)
1250 duplicate(region, position, region->length(), times);
1253 /** @param gap from the beginning of the region to the next beginning */
1255 Playlist::duplicate (boost::shared_ptr<Region> region, framepos_t position, framecnt_t gap, float times)
1257 times = fabs (times);
1259 RegionWriteLock rl (this);
1260 int itimes = (int) floor (times);
1263 boost::shared_ptr<Region> copy = RegionFactory::create (region, true);
1264 add_region_internal (copy, position);
1265 set_layer (copy, DBL_MAX);
1269 if (floor (times) != times) {
1270 framecnt_t length = (framecnt_t) floor (region->length() * (times - floor (times)));
1272 RegionFactory::region_name (name, region->name(), false);
1277 plist.add (Properties::start, region->start());
1278 plist.add (Properties::length, length);
1279 plist.add (Properties::name, name);
1281 boost::shared_ptr<Region> sub = RegionFactory::create (region, plist);
1282 add_region_internal (sub, position);
1283 set_layer (sub, DBL_MAX);
1288 /** @param gap from the beginning of the region to the next beginning */
1289 /** @param end the first frame that does _not_ contain a duplicated frame */
1291 Playlist::duplicate_until (boost::shared_ptr<Region> region, framepos_t position, framecnt_t gap, framepos_t end)
1293 RegionWriteLock rl (this);
1295 while (position + region->length() - 1 < end) {
1296 boost::shared_ptr<Region> copy = RegionFactory::create (region, true);
1297 add_region_internal (copy, position);
1298 set_layer (copy, DBL_MAX);
1302 if (position < end) {
1303 framecnt_t length = min (region->length(), end - position);
1305 RegionFactory::region_name (name, region->name(), false);
1310 plist.add (Properties::start, region->start());
1311 plist.add (Properties::length, length);
1312 plist.add (Properties::name, name);
1314 boost::shared_ptr<Region> sub = RegionFactory::create (region, plist);
1315 add_region_internal (sub, position);
1316 set_layer (sub, DBL_MAX);
1322 Playlist::duplicate_range (AudioRange& range, float times)
1324 boost::shared_ptr<Playlist> pl = copy (range.start, range.length(), true);
1325 framecnt_t offset = range.end - range.start;
1326 paste (pl, range.start + offset, times, 0);
1330 Playlist::duplicate_ranges (std::list<AudioRange>& ranges, float /* times */)
1332 if (ranges.empty()) {
1336 framepos_t min_pos = max_framepos;
1337 framepos_t max_pos = 0;
1339 for (std::list<AudioRange>::const_iterator i = ranges.begin();
1342 min_pos = min (min_pos, (*i).start);
1343 max_pos = max (max_pos, (*i).end);
1346 framecnt_t offset = max_pos - min_pos;
1348 for (list<AudioRange>::iterator i = ranges.begin(); i != ranges.end(); ++i) {
1349 boost::shared_ptr<Playlist> pl = copy ((*i).start, (*i).length(), true);
1350 paste (pl, (*i).start + offset, 1.0f, 0); // times ??
1355 Playlist::shift (framepos_t at, frameoffset_t distance, bool move_intersected, bool ignore_music_glue)
1357 RegionWriteLock rlock (this);
1358 RegionList copy (regions.rlist());
1361 for (RegionList::iterator r = copy.begin(); r != copy.end(); ++r) {
1363 if ((*r)->last_frame() < at) {
1368 if (at > (*r)->first_frame() && at < (*r)->last_frame()) {
1369 /* intersected region */
1370 if (!move_intersected) {
1375 /* do not move regions glued to music time - that
1376 has to be done separately.
1379 if (!ignore_music_glue && (*r)->position_lock_style() != AudioTime) {
1380 fixup.push_back (*r);
1384 (*r)->set_position ((*r)->position() + distance);
1387 /* XXX: may not be necessary; Region::post_set should do this, I think */
1388 for (RegionList::iterator r = fixup.begin(); r != fixup.end(); ++r) {
1389 (*r)->recompute_position_from_lock_style (0);
1394 Playlist::split (framepos_t at, const int32_t sub_num)
1396 RegionWriteLock rlock (this);
1397 RegionList copy (regions.rlist());
1399 /* use a copy since this operation can modify the region list
1402 for (RegionList::iterator r = copy.begin(); r != copy.end(); ++r) {
1403 _split_region (*r, at, sub_num);
1408 Playlist::split_region (boost::shared_ptr<Region> region, framepos_t playlist_position, const int32_t sub_num)
1410 RegionWriteLock rl (this);
1411 _split_region (region, playlist_position, sub_num);
1415 Playlist::_split_region (boost::shared_ptr<Region> region, framepos_t playlist_position, const int32_t sub_num)
1417 if (!region->covers (playlist_position)) {
1421 if (region->position() == playlist_position ||
1422 region->last_frame() == playlist_position) {
1426 boost::shared_ptr<Region> left;
1427 boost::shared_ptr<Region> right;
1428 frameoffset_t before;
1429 frameoffset_t after;
1433 /* split doesn't change anything about length, so don't try to splice */
1435 bool old_sp = _splicing;
1438 before = playlist_position - region->position();
1439 after = region->length() - before;
1441 RegionFactory::region_name (before_name, region->name(), false);
1446 plist.add (Properties::length, before);
1447 plist.add (Properties::name, before_name);
1448 plist.add (Properties::left_of_split, true);
1449 plist.add (Properties::layering_index, region->layering_index ());
1450 plist.add (Properties::layer, region->layer ());
1452 /* note: we must use the version of ::create with an offset here,
1453 since it supplies that offset to the Region constructor, which
1454 is necessary to get audio region gain envelopes right.
1456 left = RegionFactory::create (region, 0, plist, true, sub_num);
1459 RegionFactory::region_name (after_name, region->name(), false);
1464 plist.add (Properties::length, after);
1465 plist.add (Properties::name, after_name);
1466 plist.add (Properties::right_of_split, true);
1467 plist.add (Properties::layering_index, region->layering_index ());
1468 plist.add (Properties::layer, region->layer ());
1470 /* same note as above */
1471 right = RegionFactory::create (region, before, plist, true, sub_num);
1474 add_region_internal (left, region->position());
1475 add_region_internal (right, region->position() + before);
1476 remove_region_internal (region);
1482 Playlist::possibly_splice (framepos_t at, framecnt_t distance, boost::shared_ptr<Region> exclude)
1484 if (_splicing || in_set_state) {
1485 /* don't respond to splicing moves or state setting */
1489 if (_edit_mode == Splice) {
1490 splice_locked (at, distance, exclude);
1495 Playlist::possibly_splice_unlocked (framepos_t at, framecnt_t distance, boost::shared_ptr<Region> exclude)
1497 if (_splicing || in_set_state) {
1498 /* don't respond to splicing moves or state setting */
1502 if (_edit_mode == Splice) {
1503 splice_unlocked (at, distance, exclude);
1508 Playlist::splice_locked (framepos_t at, framecnt_t distance, boost::shared_ptr<Region> exclude)
1511 RegionWriteLock rl (this);
1512 core_splice (at, distance, exclude);
1517 Playlist::splice_unlocked (framepos_t at, framecnt_t distance, boost::shared_ptr<Region> exclude)
1519 core_splice (at, distance, exclude);
1523 Playlist::core_splice (framepos_t at, framecnt_t distance, boost::shared_ptr<Region> exclude)
1527 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
1529 if (exclude && (*i) == exclude) {
1533 if ((*i)->position() >= at) {
1534 framepos_t new_pos = (*i)->position() + distance;
1537 } else if (new_pos >= max_framepos - (*i)->length()) {
1538 new_pos = max_framepos - (*i)->length();
1541 (*i)->set_position (new_pos);
1547 notify_contents_changed ();
1551 Playlist::ripple_locked (framepos_t at, framecnt_t distance, RegionList *exclude)
1554 RegionWriteLock rl (this);
1555 core_ripple (at, distance, exclude);
1560 Playlist::ripple_unlocked (framepos_t at, framecnt_t distance, RegionList *exclude)
1562 core_ripple (at, distance, exclude);
1566 Playlist::core_ripple (framepos_t at, framecnt_t distance, RegionList *exclude)
1568 if (distance == 0) {
1573 RegionListProperty copy = regions;
1574 for (RegionList::iterator i = copy.begin(); i != copy.end(); ++i) {
1575 assert (i != copy.end());
1578 if (std::find(exclude->begin(), exclude->end(), (*i)) != exclude->end()) {
1583 if ((*i)->position() >= at) {
1584 framepos_t new_pos = (*i)->position() + distance;
1585 framepos_t limit = max_framepos - (*i)->length();
1588 } else if (new_pos >= limit ) {
1592 (*i)->set_position (new_pos);
1597 notify_contents_changed ();
1602 Playlist::region_bounds_changed (const PropertyChange& what_changed, boost::shared_ptr<Region> region)
1604 if (in_set_state || _splicing || _rippling || _nudging || _shuffling) {
1608 if (what_changed.contains (Properties::position)) {
1610 /* remove it from the list then add it back in
1611 the right place again.
1614 RegionSortByPosition cmp;
1616 RegionList::iterator i = find (regions.begin(), regions.end(), region);
1618 if (i == regions.end()) {
1619 /* the region bounds are being modified but its not currently
1620 in the region list. we will use its bounds correctly when/if
1627 regions.insert (upper_bound (regions.begin(), regions.end(), region, cmp), region);
1630 if (what_changed.contains (Properties::position) || what_changed.contains (Properties::length)) {
1632 frameoffset_t delta = 0;
1634 if (what_changed.contains (Properties::position)) {
1635 delta = region->position() - region->last_position();
1638 if (what_changed.contains (Properties::length)) {
1639 delta += region->length() - region->last_length();
1643 possibly_splice (region->last_position() + region->last_length(), delta, region);
1646 if (holding_state ()) {
1647 pending_bounds.push_back (region);
1649 notify_contents_changed ();
1651 list<Evoral::Range<framepos_t> > xf;
1652 xf.push_back (Evoral::Range<framepos_t> (region->last_range()));
1653 xf.push_back (Evoral::Range<framepos_t> (region->range()));
1654 coalesce_and_check_crossfades (xf);
1660 Playlist::region_changed_proxy (const PropertyChange& what_changed, boost::weak_ptr<Region> weak_region)
1662 boost::shared_ptr<Region> region (weak_region.lock());
1668 /* this makes a virtual call to the right kind of playlist ... */
1670 region_changed (what_changed, region);
1674 Playlist::region_changed (const PropertyChange& what_changed, boost::shared_ptr<Region> region)
1676 PropertyChange our_interests;
1677 PropertyChange bounds;
1678 PropertyChange pos_and_length;
1681 if (in_set_state || in_flush) {
1685 our_interests.add (Properties::muted);
1686 our_interests.add (Properties::layer);
1687 our_interests.add (Properties::opaque);
1689 bounds.add (Properties::start);
1690 bounds.add (Properties::position);
1691 bounds.add (Properties::length);
1693 pos_and_length.add (Properties::position);
1694 pos_and_length.add (Properties::length);
1696 if (what_changed.contains (bounds)) {
1697 region_bounds_changed (what_changed, region);
1698 save = !(_splicing || _nudging);
1701 if (what_changed.contains (Properties::position) && !what_changed.contains (Properties::length)) {
1702 notify_region_moved (region);
1703 } else if (!what_changed.contains (Properties::position) && what_changed.contains (Properties::length)) {
1704 notify_region_end_trimmed (region);
1705 } else if (what_changed.contains (Properties::position) && what_changed.contains (Properties::length)) {
1706 notify_region_start_trimmed (region);
1709 /* don't notify about layer changes, since we are the only object that can initiate
1710 them, and we notify in ::relayer()
1713 if (what_changed.contains (our_interests)) {
1717 mark_session_dirty ();
1723 Playlist::drop_regions ()
1725 RegionWriteLock rl (this);
1727 all_regions.clear ();
1731 Playlist::sync_all_regions_with_regions ()
1733 RegionWriteLock rl (this);
1735 all_regions.clear ();
1737 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
1738 all_regions.insert (*i);
1743 Playlist::clear (bool with_signals)
1746 RegionWriteLock rl (this);
1748 region_state_changed_connections.drop_connections ();
1749 region_drop_references_connections.drop_connections ();
1751 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
1752 pending_removes.insert (*i);
1757 for (set<boost::shared_ptr<Region> >::iterator s = pending_removes.begin(); s != pending_removes.end(); ++s) {
1758 remove_dependents (*s);
1764 for (set<boost::shared_ptr<Region> >::iterator s = pending_removes.begin(); s != pending_removes.end(); ++s) {
1765 RegionRemoved (boost::weak_ptr<Region> (*s)); /* EMIT SIGNAL */
1768 pending_removes.clear ();
1769 pending_contents_change = false;
1775 /* *********************************************************************
1777 **********************************************************************/
1779 boost::shared_ptr<RegionList>
1780 Playlist::region_list()
1782 RegionReadLock rlock (this);
1783 boost::shared_ptr<RegionList> rlist (new RegionList (regions.rlist ()));
1788 Playlist::deep_sources (std::set<boost::shared_ptr<Source> >& sources) const
1790 RegionReadLock rlock (const_cast<Playlist*>(this));
1792 for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
1793 (*i)->deep_sources (sources);
1797 boost::shared_ptr<RegionList>
1798 Playlist::regions_at (framepos_t frame)
1800 RegionReadLock rlock (this);
1801 return find_regions_at (frame);
1805 Playlist::count_regions_at (framepos_t frame) const
1807 RegionReadLock rlock (const_cast<Playlist*>(this));
1810 for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
1811 if ((*i)->covers (frame)) {
1819 boost::shared_ptr<Region>
1820 Playlist::top_region_at (framepos_t frame)
1823 RegionReadLock rlock (this);
1824 boost::shared_ptr<RegionList> rlist = find_regions_at (frame);
1825 boost::shared_ptr<Region> region;
1827 if (rlist->size()) {
1828 RegionSortByLayer cmp;
1830 region = rlist->back();
1836 boost::shared_ptr<Region>
1837 Playlist::top_unmuted_region_at (framepos_t frame)
1840 RegionReadLock rlock (this);
1841 boost::shared_ptr<RegionList> rlist = find_regions_at (frame);
1843 for (RegionList::iterator i = rlist->begin(); i != rlist->end(); ) {
1845 RegionList::iterator tmp = i;
1849 if ((*i)->muted()) {
1856 boost::shared_ptr<Region> region;
1858 if (rlist->size()) {
1859 RegionSortByLayer cmp;
1861 region = rlist->back();
1867 boost::shared_ptr<RegionList>
1868 Playlist::find_regions_at (framepos_t frame)
1870 /* Caller must hold lock */
1872 boost::shared_ptr<RegionList> rlist (new RegionList);
1874 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
1875 if ((*i)->covers (frame)) {
1876 rlist->push_back (*i);
1883 boost::shared_ptr<RegionList>
1884 Playlist::regions_with_start_within (Evoral::Range<framepos_t> range)
1886 RegionReadLock rlock (this);
1887 boost::shared_ptr<RegionList> rlist (new RegionList);
1889 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
1890 if ((*i)->first_frame() >= range.from && (*i)->first_frame() <= range.to) {
1891 rlist->push_back (*i);
1898 boost::shared_ptr<RegionList>
1899 Playlist::regions_with_end_within (Evoral::Range<framepos_t> range)
1901 RegionReadLock rlock (this);
1902 boost::shared_ptr<RegionList> rlist (new RegionList);
1904 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
1905 if ((*i)->last_frame() >= range.from && (*i)->last_frame() <= range.to) {
1906 rlist->push_back (*i);
1913 /** @param start Range start.
1914 * @param end Range end.
1915 * @return regions which have some part within this range.
1917 boost::shared_ptr<RegionList>
1918 Playlist::regions_touched (framepos_t start, framepos_t end)
1920 RegionReadLock rlock (this);
1921 return regions_touched_locked (start, end);
1924 boost::shared_ptr<RegionList>
1925 Playlist::regions_touched_locked (framepos_t start, framepos_t end)
1927 boost::shared_ptr<RegionList> rlist (new RegionList);
1929 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
1930 if ((*i)->coverage (start, end) != Evoral::OverlapNone) {
1931 rlist->push_back (*i);
1939 Playlist::find_next_transient (framepos_t from, int dir)
1941 RegionReadLock rlock (this);
1942 AnalysisFeatureList points;
1943 AnalysisFeatureList these_points;
1945 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
1947 if ((*i)->last_frame() < from) {
1951 if ((*i)->first_frame() > from) {
1956 (*i)->get_transients (these_points);
1958 /* add first frame, just, err, because */
1960 these_points.push_back ((*i)->first_frame());
1962 points.insert (points.end(), these_points.begin(), these_points.end());
1963 these_points.clear ();
1966 if (points.empty()) {
1970 TransientDetector::cleanup_transients (points, _session.frame_rate(), 3.0);
1971 bool reached = false;
1974 for (AnalysisFeatureList::const_iterator x = points.begin(); x != points.end(); ++x) {
1979 if (reached && (*x) > from) {
1984 for (AnalysisFeatureList::reverse_iterator x = points.rbegin(); x != points.rend(); ++x) {
1989 if (reached && (*x) < from) {
1998 boost::shared_ptr<Region>
1999 Playlist::find_next_region (framepos_t frame, RegionPoint point, int dir)
2001 RegionReadLock rlock (this);
2002 boost::shared_ptr<Region> ret;
2003 framepos_t closest = max_framepos;
2005 bool end_iter = false;
2007 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
2011 frameoffset_t distance;
2012 boost::shared_ptr<Region> r = (*i);
2017 pos = r->first_frame ();
2020 pos = r->last_frame ();
2023 pos = r->sync_position ();
2028 case 1: /* forwards */
2031 if ((distance = pos - frame) < closest) {
2040 default: /* backwards */
2043 if ((distance = frame - pos) < closest) {
2059 Playlist::find_next_region_boundary (framepos_t frame, int dir)
2061 RegionReadLock rlock (this);
2063 framepos_t closest = max_framepos;
2064 framepos_t ret = -1;
2068 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
2070 boost::shared_ptr<Region> r = (*i);
2071 frameoffset_t distance;
2072 const framepos_t first_frame = r->first_frame();
2073 const framepos_t last_frame = r->last_frame();
2075 if (first_frame > frame) {
2077 distance = first_frame - frame;
2079 if (distance < closest) {
2085 if (last_frame > frame) {
2087 distance = last_frame - frame;
2089 if (distance < closest) {
2098 for (RegionList::reverse_iterator i = regions.rbegin(); i != regions.rend(); ++i) {
2100 boost::shared_ptr<Region> r = (*i);
2101 frameoffset_t distance;
2102 const framepos_t first_frame = r->first_frame();
2103 const framepos_t last_frame = r->last_frame();
2105 if (last_frame < frame) {
2107 distance = frame - last_frame;
2109 if (distance < closest) {
2115 if (first_frame < frame) {
2117 distance = frame - first_frame;
2119 if (distance < closest) {
2131 /***********************************************************************/
2137 Playlist::mark_session_dirty ()
2139 if (!in_set_state && !holding_state ()) {
2140 _session.set_dirty();
2145 Playlist::rdiff (vector<Command*>& cmds) const
2147 RegionReadLock rlock (const_cast<Playlist *> (this));
2148 Stateful::rdiff (cmds);
2152 Playlist::clear_owned_changes ()
2154 RegionReadLock rlock (this);
2155 Stateful::clear_owned_changes ();
2159 Playlist::update (const RegionListProperty::ChangeRecord& change)
2161 DEBUG_TRACE (DEBUG::Properties, string_compose ("Playlist %1 updates from a change record with %2 adds %3 removes\n",
2162 name(), change.added.size(), change.removed.size()));
2165 /* add the added regions */
2166 for (RegionListProperty::ChangeContainer::const_iterator i = change.added.begin(); i != change.added.end(); ++i) {
2167 add_region_internal ((*i), (*i)->position());
2169 /* remove the removed regions */
2170 for (RegionListProperty::ChangeContainer::const_iterator i = change.removed.begin(); i != change.removed.end(); ++i) {
2178 Playlist::set_state (const XMLNode& node, int version)
2182 XMLNodeConstIterator niter;
2183 XMLPropertyList plist;
2184 XMLPropertyConstIterator piter;
2185 XMLProperty const * prop;
2186 boost::shared_ptr<Region> region;
2188 bool seen_region_nodes = false;
2193 if (node.name() != "Playlist") {
2200 plist = node.properties();
2204 for (piter = plist.begin(); piter != plist.end(); ++piter) {
2208 if (prop->name() == X_("name")) {
2209 _name = prop->value();
2211 } else if (prop->name() == X_("orig-diskstream-id")) {
2212 /* XXX legacy session: fix up later */
2213 _orig_track_id = prop->value ();
2214 } else if (prop->name() == X_("orig-track-id")) {
2215 _orig_track_id = prop->value ();
2216 } else if (prop->name() == X_("frozen")) {
2217 _frozen = string_is_affirmative (prop->value());
2218 } else if (prop->name() == X_("combine-ops")) {
2219 _combine_ops = atoi (prop->value());
2225 nlist = node.children();
2227 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
2231 if (child->name() == "Region") {
2233 seen_region_nodes = true;
2235 if ((prop = child->property ("id")) == 0) {
2236 error << _("region state node has no ID, ignored") << endmsg;
2240 ID id = prop->value ();
2242 if ((region = region_by_id (id))) {
2244 region->suspend_property_changes ();
2246 if (region->set_state (*child, version)) {
2247 region->resume_property_changes ();
2251 } else if ((region = RegionFactory::create (_session, *child, true)) != 0) {
2252 region->suspend_property_changes ();
2254 error << _("Playlist: cannot create region from XML") << endmsg;
2259 RegionWriteLock rlock (this);
2260 add_region_internal (region, region->position());
2263 region->resume_property_changes ();
2268 if (seen_region_nodes && regions.empty()) {
2273 notify_contents_changed ();
2276 first_set_state = false;
2282 Playlist::get_state()
2284 return state (true);
2288 Playlist::get_template()
2290 return state (false);
2293 /** @param full_state true to include regions in the returned state, otherwise false.
2296 Playlist::state (bool full_state)
2298 XMLNode *node = new XMLNode (X_("Playlist"));
2301 node->add_property (X_("id"), id().to_s());
2302 node->add_property (X_("name"), _name);
2303 node->add_property (X_("type"), _type.to_string());
2305 _orig_track_id.print (buf, sizeof (buf));
2306 node->add_property (X_("orig-track-id"), buf);
2307 node->add_property (X_("frozen"), _frozen ? "yes" : "no");
2310 RegionReadLock rlock (this);
2312 snprintf (buf, sizeof (buf), "%u", _combine_ops);
2313 node->add_property ("combine-ops", buf);
2315 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
2316 node->add_child_nocopy ((*i)->get_state());
2321 node->add_child_copy (*_extra_xml);
2328 Playlist::empty() const
2330 RegionReadLock rlock (const_cast<Playlist *>(this));
2331 return regions.empty();
2335 Playlist::n_regions() const
2337 RegionReadLock rlock (const_cast<Playlist *>(this));
2338 return regions.size();
2341 /** @return true if the all_regions list is empty, ie this playlist
2342 * has never had a region added to it.
2345 Playlist::all_regions_empty() const
2347 RegionReadLock rl (const_cast<Playlist *> (this));
2348 return all_regions.empty();
2351 pair<framepos_t, framepos_t>
2352 Playlist::get_extent () const
2354 RegionReadLock rlock (const_cast<Playlist *>(this));
2355 return _get_extent ();
2358 pair<framepos_t, framepos_t>
2359 Playlist::get_extent_with_endspace () const
2361 pair<framepos_t, framepos_t> l = get_extent();
2362 l.second += _end_space;
2366 pair<framepos_t, framepos_t>
2367 Playlist::_get_extent () const
2369 pair<framepos_t, framepos_t> ext (max_framepos, 0);
2371 if (regions.empty()) {
2376 for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
2377 pair<framepos_t, framepos_t> const e ((*i)->position(), (*i)->position() + (*i)->length());
2378 if (e.first < ext.first) {
2379 ext.first = e.first;
2381 if (e.second > ext.second) {
2382 ext.second = e.second;
2390 Playlist::bump_name (string name, Session &session)
2392 string newname = name;
2395 newname = bump_name_once (newname, '.');
2396 } while (session.playlists->by_name (newname)!=NULL);
2403 Playlist::top_layer() const
2405 RegionReadLock rlock (const_cast<Playlist *> (this));
2408 for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
2409 top = max (top, (*i)->layer());
2415 Playlist::set_edit_mode (EditMode mode)
2420 struct RelayerSort {
2421 bool operator () (boost::shared_ptr<Region> a, boost::shared_ptr<Region> b) {
2422 return a->layering_index() < b->layering_index();
2426 /** Set a new layer for a region. This adjusts the layering indices of all
2427 * regions in the playlist to put the specified region in the appropriate
2428 * place. The actual layering will be fixed up when relayer() happens.
2432 Playlist::set_layer (boost::shared_ptr<Region> region, double new_layer)
2434 /* Remove the layer we are setting from our region list, and sort it
2435 * using the layer indeces.
2438 RegionList copy = regions.rlist();
2439 copy.remove (region);
2440 copy.sort (RelayerSort ());
2442 /* Put region back in the right place */
2443 RegionList::iterator i = copy.begin();
2444 while (i != copy.end ()) {
2445 if ((*i)->layer() > new_layer) {
2451 copy.insert (i, region);
2453 setup_layering_indices (copy);
2457 Playlist::setup_layering_indices (RegionList const & regions)
2461 for (RegionList::const_iterator k = regions.begin(); k != regions.end(); ++k) {
2462 (*k)->set_layering_index (j++);
2466 struct LaterHigherSort {
2467 bool operator () (boost::shared_ptr<Region> a, boost::shared_ptr<Region> b) {
2468 return a->position() < b->position();
2472 /** Take the layering indices of each of our regions, compute the layers
2473 * that they should be on, and write the layers back to the regions.
2476 Playlist::relayer ()
2478 /* never compute layers when setting from XML */
2484 /* Build up a new list of regions on each layer, stored in a set of lists
2485 each of which represent some period of time on some layer. The idea
2486 is to avoid having to search the entire region list to establish whether
2487 each region overlaps another */
2489 /* how many pieces to divide this playlist's time up into */
2490 int const divisions = 512;
2492 /* find the start and end positions of the regions on this playlist */
2493 framepos_t start = INT64_MAX;
2495 for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
2496 start = min (start, (*i)->position());
2497 end = max (end, (*i)->position() + (*i)->length());
2500 /* hence the size of each time division */
2501 double const division_size = (end - start) / double (divisions);
2503 vector<vector<RegionList> > layers;
2504 layers.push_back (vector<RegionList> (divisions));
2506 /* Sort our regions into layering index order (for manual layering) or position order (for later is higher)*/
2507 RegionList copy = regions.rlist();
2508 switch (Config->get_layer_model()) {
2510 copy.sort (LaterHigherSort ());
2513 copy.sort (RelayerSort ());
2517 DEBUG_TRACE (DEBUG::Layering, "relayer() using:\n");
2518 for (RegionList::iterator i = copy.begin(); i != copy.end(); ++i) {
2519 DEBUG_TRACE (DEBUG::Layering, string_compose ("\t%1 %2\n", (*i)->name(), (*i)->layering_index()));
2522 for (RegionList::iterator i = copy.begin(); i != copy.end(); ++i) {
2524 /* find the time divisions that this region covers; if there are no regions on the list,
2525 division_size will equal 0 and in this case we'll just say that
2526 start_division = end_division = 0.
2528 int start_division = 0;
2529 int end_division = 0;
2531 if (division_size > 0) {
2532 start_division = floor ( ((*i)->position() - start) / division_size);
2533 end_division = floor ( ((*i)->position() + (*i)->length() - start) / division_size );
2534 if (end_division == divisions) {
2539 assert (divisions == 0 || end_division < divisions);
2541 /* find the lowest layer that this region can go on */
2542 size_t j = layers.size();
2544 /* try layer j - 1; it can go on if it overlaps no other region
2545 that is already on that layer
2548 bool overlap = false;
2549 for (int k = start_division; k <= end_division; ++k) {
2550 RegionList::iterator l = layers[j-1][k].begin ();
2551 while (l != layers[j-1][k].end()) {
2552 if ((*l)->overlap_equivalent (*i)) {
2565 /* overlap, so we must use layer j */
2572 if (j == layers.size()) {
2573 /* we need a new layer for this region */
2574 layers.push_back (vector<RegionList> (divisions));
2577 /* put a reference to this region in each of the divisions that it exists in */
2578 for (int k = start_division; k <= end_division; ++k) {
2579 layers[j][k].push_back (*i);
2582 (*i)->set_layer (j);
2585 /* It's a little tricky to know when we could avoid calling this; e.g. if we are
2586 relayering because we just removed the only region on the top layer, nothing will
2587 appear to have changed, but the StreamView must still sort itself out. We could
2588 probably keep a note of the top layer last time we relayered, and check that,
2589 but premature optimisation &c...
2591 notify_layering_changed ();
2593 /* This relayer() may have been called as a result of a region removal, in which
2594 case we need to setup layering indices to account for the one that has just
2597 setup_layering_indices (copy);
2601 Playlist::raise_region (boost::shared_ptr<Region> region)
2603 set_layer (region, region->layer() + 1.5);
2608 Playlist::lower_region (boost::shared_ptr<Region> region)
2610 set_layer (region, region->layer() - 1.5);
2615 Playlist::raise_region_to_top (boost::shared_ptr<Region> region)
2617 set_layer (region, DBL_MAX);
2622 Playlist::lower_region_to_bottom (boost::shared_ptr<Region> region)
2624 set_layer (region, -0.5);
2629 Playlist::nudge_after (framepos_t start, framecnt_t distance, bool forwards)
2631 RegionList::iterator i;
2637 RegionWriteLock rlock (const_cast<Playlist *> (this));
2639 for (i = regions.begin(); i != regions.end(); ++i) {
2641 if ((*i)->position() >= start) {
2647 if ((*i)->last_frame() > max_framepos - distance) {
2648 new_pos = max_framepos - (*i)->length();
2650 new_pos = (*i)->position() + distance;
2655 if ((*i)->position() > distance) {
2656 new_pos = (*i)->position() - distance;
2662 (*i)->set_position (new_pos);
2670 notify_contents_changed ();
2676 Playlist::uses_source (boost::shared_ptr<const Source> src, bool shallow) const
2678 RegionReadLock rlock (const_cast<Playlist*> (this));
2680 for (set<boost::shared_ptr<Region> >::const_iterator r = all_regions.begin(); r != all_regions.end(); ++r) {
2681 /* Note: passing the second argument as false can cause at best
2682 incredibly deep and time-consuming recursion, and at worst
2683 cycles if the user has managed to create cycles of reference
2684 between compound regions. We generally only this during
2685 cleanup, and @param shallow is passed as true.
2687 if ((*r)->uses_source (src, shallow)) {
2696 boost::shared_ptr<Region>
2697 Playlist::find_region (const ID& id) const
2699 RegionReadLock rlock (const_cast<Playlist*> (this));
2701 /* searches all regions currently in use by the playlist */
2703 for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
2704 if ((*i)->id() == id) {
2709 return boost::shared_ptr<Region> ();
2713 Playlist::region_use_count (boost::shared_ptr<Region> r) const
2715 RegionReadLock rlock (const_cast<Playlist*> (this));
2718 for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
2724 RegionFactory::CompoundAssociations& cassocs (RegionFactory::compound_associations());
2725 for (RegionFactory::CompoundAssociations::iterator it = cassocs.begin(); it != cassocs.end(); ++it) {
2726 /* check if region is used in a compound */
2727 if (it->second == r) {
2728 /* region is referenced as 'original' of a compound */
2732 if (r->whole_file() && r->max_source_level() > 0) {
2733 /* region itself ia a compound.
2734 * the compound regions are not referenced -> check regions inside compound
2736 const SourceList& sl = r->sources();
2737 for (SourceList::const_iterator s = sl.begin(); s != sl.end(); ++s) {
2738 boost::shared_ptr<PlaylistSource> ps = boost::dynamic_pointer_cast<PlaylistSource>(*s);
2740 if (ps->playlist()->region_use_count(it->first)) {
2741 // break out of both loops
2750 boost::shared_ptr<Region>
2751 Playlist::region_by_id (const ID& id) const
2753 /* searches all regions ever added to this playlist */
2755 for (set<boost::shared_ptr<Region> >::const_iterator i = all_regions.begin(); i != all_regions.end(); ++i) {
2756 if ((*i)->id() == id) {
2760 return boost::shared_ptr<Region> ();
2764 Playlist::dump () const
2766 boost::shared_ptr<Region> r;
2768 cerr << "Playlist \"" << _name << "\" " << endl
2769 << regions.size() << " regions "
2772 for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
2774 cerr << " " << r->name() << " ["
2775 << r->start() << "+" << r->length()
2785 Playlist::set_frozen (bool yn)
2791 Playlist::shuffle (boost::shared_ptr<Region> region, int dir)
2795 if (region->locked()) {
2802 RegionWriteLock rlock (const_cast<Playlist*> (this));
2807 RegionList::iterator next;
2809 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
2810 if ((*i) == region) {
2814 if (next != regions.end()) {
2816 if ((*next)->locked()) {
2822 if ((*next)->position() != region->last_frame() + 1) {
2823 /* they didn't used to touch, so after shuffle,
2824 just have them swap positions.
2826 new_pos = (*next)->position();
2828 /* they used to touch, so after shuffle,
2829 make sure they still do. put the earlier
2830 region where the later one will end after
2833 new_pos = region->position() + (*next)->length();
2836 (*next)->set_position (region->position());
2837 region->set_position (new_pos);
2839 /* avoid a full sort */
2841 regions.erase (i); // removes the region from the list */
2843 regions.insert (next, region); // adds it back after next
2852 RegionList::iterator prev = regions.end();
2854 for (RegionList::iterator i = regions.begin(); i != regions.end(); prev = i, ++i) {
2855 if ((*i) == region) {
2857 if (prev != regions.end()) {
2859 if ((*prev)->locked()) {
2864 if (region->position() != (*prev)->last_frame() + 1) {
2865 /* they didn't used to touch, so after shuffle,
2866 just have them swap positions.
2868 new_pos = region->position();
2870 /* they used to touch, so after shuffle,
2871 make sure they still do. put the earlier
2872 one where the later one will end after
2874 new_pos = (*prev)->position() + region->length();
2877 region->set_position ((*prev)->position());
2878 (*prev)->set_position (new_pos);
2880 /* avoid a full sort */
2882 regions.erase (i); // remove region
2883 regions.insert (prev, region); // insert region before prev
2899 notify_contents_changed();
2905 Playlist::region_is_shuffle_constrained (boost::shared_ptr<Region>)
2907 RegionReadLock rlock (const_cast<Playlist*> (this));
2909 if (regions.size() > 1) {
2917 Playlist::ripple (framepos_t at, framecnt_t distance, RegionList *exclude)
2919 ripple_locked (at, distance, exclude);
2923 Playlist::update_after_tempo_map_change ()
2925 RegionWriteLock rlock (const_cast<Playlist*> (this));
2926 RegionList copy (regions.rlist());
2930 for (RegionList::iterator i = copy.begin(); i != copy.end(); ++i) {
2931 (*i)->update_after_tempo_map_change ();
2933 /* possibly causes a contents changed notification (flush_notifications()) */
2938 Playlist::foreach_region (boost::function<void(boost::shared_ptr<Region>)> s)
2940 RegionReadLock rl (this);
2941 for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
2947 Playlist::has_region_at (framepos_t const p) const
2949 RegionReadLock (const_cast<Playlist *> (this));
2951 RegionList::const_iterator i = regions.begin ();
2952 while (i != regions.end() && !(*i)->covers (p)) {
2956 return (i != regions.end());
2959 /** Look from a session frame time and find the start time of the next region
2960 * which is on the top layer of this playlist.
2961 * @param t Time to look from.
2962 * @return Position of next top-layered region, or max_framepos if there isn't one.
2965 Playlist::find_next_top_layer_position (framepos_t t) const
2967 RegionReadLock rlock (const_cast<Playlist *> (this));
2969 layer_t const top = top_layer ();
2971 RegionList copy = regions.rlist ();
2972 copy.sort (RegionSortByPosition ());
2974 for (RegionList::const_iterator i = copy.begin(); i != copy.end(); ++i) {
2975 if ((*i)->position() >= t && (*i)->layer() == top) {
2976 return (*i)->position();
2980 return max_framepos;
2983 boost::shared_ptr<Region>
2984 Playlist::combine (const RegionList& r)
2987 uint32_t channels = 0;
2989 framepos_t earliest_position = max_framepos;
2990 vector<TwoRegions> old_and_new_regions;
2991 vector<boost::shared_ptr<Region> > originals;
2992 vector<boost::shared_ptr<Region> > copies;
2995 uint32_t max_level = 0;
2997 /* find the maximum depth of all the regions we're combining */
2999 for (RegionList::const_iterator i = r.begin(); i != r.end(); ++i) {
3000 max_level = max (max_level, (*i)->max_source_level());
3003 parent_name = RegionFactory::compound_region_name (name(), combine_ops(), max_level, true);
3004 child_name = RegionFactory::compound_region_name (name(), combine_ops(), max_level, false);
3006 boost::shared_ptr<Playlist> pl = PlaylistFactory::create (_type, _session, parent_name, true);
3008 for (RegionList::const_iterator i = r.begin(); i != r.end(); ++i) {
3009 earliest_position = min (earliest_position, (*i)->position());
3012 /* enable this so that we do not try to create xfades etc. as we add
3016 pl->in_partition = true;
3018 /* sort by position then layer.
3019 * route_time_axis passes 'selected_regions' - which is not sorted.
3020 * here we need the top-most first, then every layer's region sorted by position.
3022 RegionList sorted(r);
3023 sorted.sort(RegionSortByLayerAndPosition());
3025 for (RegionList::const_iterator i = sorted.begin(); i != sorted.end(); ++i) {
3027 /* copy the region */
3029 boost::shared_ptr<Region> original_region = (*i);
3030 boost::shared_ptr<Region> copied_region = RegionFactory::create (original_region, false);
3032 old_and_new_regions.push_back (TwoRegions (original_region,copied_region));
3033 originals.push_back (original_region);
3034 copies.push_back (copied_region);
3036 RegionFactory::add_compound_association (original_region, copied_region);
3038 /* make position relative to zero */
3040 pl->add_region (copied_region, original_region->position() - earliest_position);
3041 copied_region->set_layer (original_region->layer ());
3043 /* use the maximum number of channels for any region */
3045 channels = max (channels, original_region->n_channels());
3047 /* it will go above the layer of the highest existing region */
3049 layer = max (layer, original_region->layer());
3052 pl->in_partition = false;
3054 pre_combine (copies);
3056 /* now create a new PlaylistSource for each channel in the new playlist */
3059 pair<framepos_t,framepos_t> extent = pl->get_extent();
3061 for (uint32_t chn = 0; chn < channels; ++chn) {
3062 sources.push_back (SourceFactory::createFromPlaylist (_type, _session, pl, id(), parent_name, chn, 0, extent.second, false, false));
3066 /* now a new whole-file region using the list of sources */
3068 plist.add (Properties::start, 0);
3069 plist.add (Properties::length, extent.second);
3070 plist.add (Properties::name, parent_name);
3071 plist.add (Properties::whole_file, true);
3073 boost::shared_ptr<Region> parent_region = RegionFactory::create (sources, plist, true);
3075 /* now the non-whole-file region that we will actually use in the
3080 plist.add (Properties::start, 0);
3081 plist.add (Properties::length, extent.second);
3082 plist.add (Properties::name, child_name);
3083 plist.add (Properties::layer, layer+1);
3085 boost::shared_ptr<Region> compound_region = RegionFactory::create (parent_region, plist, true);
3087 /* remove all the selected regions from the current playlist
3092 for (RegionList::const_iterator i = r.begin(); i != r.end(); ++i) {
3096 /* do type-specific stuff with the originals and the new compound
3100 post_combine (originals, compound_region);
3102 /* add the new region at the right location */
3104 add_region (compound_region, earliest_position);
3110 return compound_region;
3114 Playlist::uncombine (boost::shared_ptr<Region> target)
3116 boost::shared_ptr<PlaylistSource> pls;
3117 boost::shared_ptr<const Playlist> pl;
3118 vector<boost::shared_ptr<Region> > originals;
3119 vector<TwoRegions> old_and_new_regions;
3121 // (1) check that its really a compound region
3123 if ((pls = boost::dynamic_pointer_cast<PlaylistSource>(target->source (0))) == 0) {
3127 pl = pls->playlist();
3129 framepos_t adjusted_start = 0; // gcc isn't smart enough
3130 framepos_t adjusted_end = 0; // gcc isn't smart enough
3132 /* the leftmost (earliest) edge of the compound region
3133 starts at zero in its source, or larger if it
3134 has been trimmed or content-scrolled.
3136 the rightmost (latest) edge of the compound region
3137 relative to its source is the starting point plus
3138 the length of the region.
3141 // (2) get all the original regions
3143 const RegionList& rl (pl->region_list_property().rlist());
3144 RegionFactory::CompoundAssociations& cassocs (RegionFactory::compound_associations());
3145 frameoffset_t move_offset = 0;
3147 /* there are two possibilities here:
3148 1) the playlist that the playlist source was based on
3149 is us, so just add the originals (which belonged to
3150 us anyway) back in the right place.
3152 2) the playlist that the playlist source was based on
3153 is NOT us, so we need to make copies of each of
3154 the original regions that we find, and add them
3157 bool same_playlist = (pls->original() == id());
3159 for (RegionList::const_iterator i = rl.begin(); i != rl.end(); ++i) {
3161 boost::shared_ptr<Region> current (*i);
3163 RegionFactory::CompoundAssociations::iterator ca = cassocs.find (*i);
3165 if (ca == cassocs.end()) {
3169 boost::shared_ptr<Region> original (ca->second);
3171 bool modified_region;
3173 if (i == rl.begin()) {
3174 move_offset = (target->position() - original->position()) - target->start();
3175 adjusted_start = original->position() + target->start();
3176 adjusted_end = adjusted_start + target->length();
3179 if (!same_playlist) {
3180 framepos_t pos = original->position();
3181 /* make a copy, but don't announce it */
3182 original = RegionFactory::create (original, false);
3183 /* the pure copy constructor resets position() to zero,
3186 original->set_position (pos);
3189 /* check to see how the original region (in the
3190 * playlist before compounding occurred) overlaps
3191 * with the new state of the compound region.
3194 original->clear_changes ();
3195 modified_region = false;
3197 switch (original->coverage (adjusted_start, adjusted_end)) {
3198 case Evoral::OverlapNone:
3199 /* original region does not cover any part
3200 of the current state of the compound region
3204 case Evoral::OverlapInternal:
3205 /* overlap is just a small piece inside the
3206 * original so trim both ends
3208 original->trim_to (adjusted_start, adjusted_end - adjusted_start);
3209 modified_region = true;
3212 case Evoral::OverlapExternal:
3213 /* overlap fully covers original, so leave it
3218 case Evoral::OverlapEnd:
3219 /* overlap starts within but covers end,
3220 so trim the front of the region
3222 original->trim_front (adjusted_start);
3223 modified_region = true;
3226 case Evoral::OverlapStart:
3227 /* overlap covers start but ends within, so
3228 * trim the end of the region.
3230 original->trim_end (adjusted_end);
3231 modified_region = true;
3236 /* fix the position to match any movement of the compound region.
3238 original->set_position (original->position() + move_offset);
3239 modified_region = true;
3242 if (modified_region) {
3243 _session.add_command (new StatefulDiffCommand (original));
3246 /* and add to the list of regions waiting to be
3250 originals.push_back (original);
3251 old_and_new_regions.push_back (TwoRegions (*i, original));
3254 pre_uncombine (originals, target);
3256 in_partition = true;
3259 // (3) remove the compound region
3261 remove_region (target);
3263 // (4) add the constituent regions
3265 for (vector<boost::shared_ptr<Region> >::iterator i = originals.begin(); i != originals.end(); ++i) {
3266 add_region ((*i), (*i)->position());
3267 set_layer((*i), (*i)->layer());
3268 if (!RegionFactory::region_by_id((*i)->id())) {
3269 RegionFactory::map_add(*i);
3273 in_partition = false;
3278 Playlist::fade_range (list<AudioRange>& ranges)
3280 for (list<AudioRange>::iterator r = ranges.begin(); r != ranges.end(); ++r) {
3281 for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
3282 (*i)->fade_range ((*r).start, (*r).end);
3288 Playlist::max_source_level () const
3290 RegionReadLock rlock (const_cast<Playlist *> (this));
3293 for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
3294 lvl = max (lvl, (*i)->max_source_level());
3301 Playlist::set_orig_track_id (const PBD::ID& id)
3303 _orig_track_id = id;
3306 /** Take a list of ranges, coalesce any that can be coalesced, then call
3307 * check_crossfades for each one.
3310 Playlist::coalesce_and_check_crossfades (list<Evoral::Range<framepos_t> > ranges)
3312 /* XXX: it's a shame that this coalesce algorithm also exists in
3313 TimeSelection::consolidate().
3316 /* XXX: xfade: this is implemented in Evoral::RangeList */
3319 for (list<Evoral::Range<framepos_t> >::iterator i = ranges.begin(); i != ranges.end(); ++i) {
3320 for (list<Evoral::Range<framepos_t> >::iterator j = ranges.begin(); j != ranges.end(); ++j) {
3326 // XXX i->from can be > i->to - is this right? coverage() will return OverlapNone in this case
3327 if (Evoral::coverage (i->from, i->to, j->from, j->to) != Evoral::OverlapNone) {
3328 i->from = min (i->from, j->from);
3329 i->to = max (i->to, j->to);
3338 Playlist::set_capture_insertion_in_progress (bool yn)
3340 _capture_insertion_underway = yn;