1894 lines
47 KiB
C++
1894 lines
47 KiB
C++
/*
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Copyright (C) 2000-2003 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <iostream>
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#include <cmath>
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#include <climits>
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#include <algorithm>
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#include <sstream>
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#include <glibmm/threads.h>
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#include "pbd/xml++.h"
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#include "ardour/debug.h"
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#include "ardour/filter.h"
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#include "ardour/playlist.h"
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#include "ardour/playlist_source.h"
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#include "ardour/profile.h"
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#include "ardour/region.h"
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#include "ardour/region_factory.h"
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#include "ardour/session.h"
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#include "ardour/source.h"
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#include "ardour/tempo.h"
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#include "ardour/transient_detector.h"
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#include "pbd/i18n.h"
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using namespace std;
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using namespace ARDOUR;
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using namespace PBD;
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namespace ARDOUR {
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class Progress;
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namespace Properties {
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PBD::PropertyDescriptor<bool> muted;
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PBD::PropertyDescriptor<bool> opaque;
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PBD::PropertyDescriptor<bool> locked;
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PBD::PropertyDescriptor<bool> video_locked;
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PBD::PropertyDescriptor<bool> automatic;
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PBD::PropertyDescriptor<bool> whole_file;
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PBD::PropertyDescriptor<bool> import;
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PBD::PropertyDescriptor<bool> external;
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PBD::PropertyDescriptor<bool> sync_marked;
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PBD::PropertyDescriptor<bool> left_of_split;
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PBD::PropertyDescriptor<bool> right_of_split;
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PBD::PropertyDescriptor<bool> hidden;
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PBD::PropertyDescriptor<bool> position_locked;
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PBD::PropertyDescriptor<bool> valid_transients;
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PBD::PropertyDescriptor<framepos_t> start;
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PBD::PropertyDescriptor<framecnt_t> length;
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PBD::PropertyDescriptor<framepos_t> position;
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PBD::PropertyDescriptor<double> beat;
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PBD::PropertyDescriptor<framecnt_t> sync_position;
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PBD::PropertyDescriptor<layer_t> layer;
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PBD::PropertyDescriptor<framepos_t> ancestral_start;
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PBD::PropertyDescriptor<framecnt_t> ancestral_length;
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PBD::PropertyDescriptor<float> stretch;
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PBD::PropertyDescriptor<float> shift;
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PBD::PropertyDescriptor<PositionLockStyle> position_lock_style;
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PBD::PropertyDescriptor<uint64_t> layering_index;
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}
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}
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PBD::Signal2<void,boost::shared_ptr<ARDOUR::Region>,const PropertyChange&> Region::RegionPropertyChanged;
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void
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Region::make_property_quarks ()
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{
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Properties::muted.property_id = g_quark_from_static_string (X_("muted"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for muted = %1\n", Properties::muted.property_id));
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Properties::opaque.property_id = g_quark_from_static_string (X_("opaque"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for opaque = %1\n", Properties::opaque.property_id));
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Properties::locked.property_id = g_quark_from_static_string (X_("locked"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for locked = %1\n", Properties::locked.property_id));
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Properties::video_locked.property_id = g_quark_from_static_string (X_("video-locked"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for video-locked = %1\n", Properties::video_locked.property_id));
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Properties::automatic.property_id = g_quark_from_static_string (X_("automatic"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for automatic = %1\n", Properties::automatic.property_id));
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Properties::whole_file.property_id = g_quark_from_static_string (X_("whole-file"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for whole-file = %1\n", Properties::whole_file.property_id));
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Properties::import.property_id = g_quark_from_static_string (X_("import"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for import = %1\n", Properties::import.property_id));
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Properties::external.property_id = g_quark_from_static_string (X_("external"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for external = %1\n", Properties::external.property_id));
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Properties::sync_marked.property_id = g_quark_from_static_string (X_("sync-marked"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for sync-marked = %1\n", Properties::sync_marked.property_id));
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Properties::left_of_split.property_id = g_quark_from_static_string (X_("left-of-split"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for left-of-split = %1\n", Properties::left_of_split.property_id));
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Properties::right_of_split.property_id = g_quark_from_static_string (X_("right-of-split"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for right-of-split = %1\n", Properties::right_of_split.property_id));
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Properties::hidden.property_id = g_quark_from_static_string (X_("hidden"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for hidden = %1\n", Properties::hidden.property_id));
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Properties::position_locked.property_id = g_quark_from_static_string (X_("position-locked"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for position-locked = %1\n", Properties::position_locked.property_id));
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Properties::valid_transients.property_id = g_quark_from_static_string (X_("valid-transients"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for valid-transients = %1\n", Properties::valid_transients.property_id));
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Properties::start.property_id = g_quark_from_static_string (X_("start"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for start = %1\n", Properties::start.property_id));
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Properties::length.property_id = g_quark_from_static_string (X_("length"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for length = %1\n", Properties::length.property_id));
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Properties::position.property_id = g_quark_from_static_string (X_("position"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for position = %1\n", Properties::position.property_id));
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Properties::beat.property_id = g_quark_from_static_string (X_("beat"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for beat = %1\n", Properties::beat.property_id));
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Properties::sync_position.property_id = g_quark_from_static_string (X_("sync-position"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for sync-position = %1\n", Properties::sync_position.property_id));
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Properties::layer.property_id = g_quark_from_static_string (X_("layer"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for layer = %1\n", Properties::layer.property_id));
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Properties::ancestral_start.property_id = g_quark_from_static_string (X_("ancestral-start"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for ancestral-start = %1\n", Properties::ancestral_start.property_id));
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Properties::ancestral_length.property_id = g_quark_from_static_string (X_("ancestral-length"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for ancestral-length = %1\n", Properties::ancestral_length.property_id));
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Properties::stretch.property_id = g_quark_from_static_string (X_("stretch"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for stretch = %1\n", Properties::stretch.property_id));
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Properties::shift.property_id = g_quark_from_static_string (X_("shift"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for shift = %1\n", Properties::shift.property_id));
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Properties::position_lock_style.property_id = g_quark_from_static_string (X_("positional-lock-style"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for position_lock_style = %1\n", Properties::position_lock_style.property_id));
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Properties::layering_index.property_id = g_quark_from_static_string (X_("layering-index"));
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DEBUG_TRACE (DEBUG::Properties, string_compose ("quark for layering_index = %1\n", Properties::layering_index.property_id));
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}
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void
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Region::register_properties ()
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{
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_xml_node_name = X_("Region");
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add_property (_muted);
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add_property (_opaque);
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add_property (_locked);
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add_property (_video_locked);
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add_property (_automatic);
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add_property (_whole_file);
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add_property (_import);
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add_property (_external);
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add_property (_sync_marked);
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add_property (_left_of_split);
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add_property (_right_of_split);
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add_property (_hidden);
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add_property (_position_locked);
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add_property (_valid_transients);
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add_property (_start);
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add_property (_length);
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add_property (_position);
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add_property (_beat);
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add_property (_sync_position);
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add_property (_ancestral_start);
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add_property (_ancestral_length);
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add_property (_stretch);
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add_property (_shift);
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add_property (_position_lock_style);
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add_property (_layering_index);
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}
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#define REGION_DEFAULT_STATE(s,l) \
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_sync_marked (Properties::sync_marked, false) \
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, _left_of_split (Properties::left_of_split, false) \
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, _right_of_split (Properties::right_of_split, false) \
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, _valid_transients (Properties::valid_transients, false) \
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, _start (Properties::start, (s)) \
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, _length (Properties::length, (l)) \
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, _position (Properties::position, 0) \
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, _beat (Properties::beat, 0.0) \
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, _sync_position (Properties::sync_position, (s)) \
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, _pulse (0.0) \
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, _transient_user_start (0) \
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, _transient_analysis_start (0) \
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, _transient_analysis_end (0) \
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, _muted (Properties::muted, false) \
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, _opaque (Properties::opaque, true) \
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, _locked (Properties::locked, false) \
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, _video_locked (Properties::video_locked, false) \
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, _automatic (Properties::automatic, false) \
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, _whole_file (Properties::whole_file, false) \
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, _import (Properties::import, false) \
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, _external (Properties::external, false) \
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, _hidden (Properties::hidden, false) \
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, _position_locked (Properties::position_locked, false) \
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, _ancestral_start (Properties::ancestral_start, (s)) \
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, _ancestral_length (Properties::ancestral_length, (l)) \
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, _stretch (Properties::stretch, 1.0) \
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, _shift (Properties::shift, 1.0) \
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, _position_lock_style (Properties::position_lock_style, _type == DataType::AUDIO ? AudioTime : MusicTime) \
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, _layering_index (Properties::layering_index, 0)
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#define REGION_COPY_STATE(other) \
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_sync_marked (Properties::sync_marked, other->_sync_marked) \
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, _left_of_split (Properties::left_of_split, other->_left_of_split) \
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, _right_of_split (Properties::right_of_split, other->_right_of_split) \
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, _valid_transients (Properties::valid_transients, other->_valid_transients) \
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, _start(Properties::start, other->_start) \
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, _length(Properties::length, other->_length) \
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, _position(Properties::position, other->_position) \
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, _beat (Properties::beat, other->_beat) \
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, _sync_position(Properties::sync_position, other->_sync_position) \
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, _pulse (other->_pulse) \
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, _user_transients (other->_user_transients) \
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, _transient_user_start (other->_transient_user_start) \
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, _transients (other->_transients) \
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, _transient_analysis_start (other->_transient_analysis_start) \
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, _transient_analysis_end (other->_transient_analysis_end) \
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, _muted (Properties::muted, other->_muted) \
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, _opaque (Properties::opaque, other->_opaque) \
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, _locked (Properties::locked, other->_locked) \
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, _video_locked (Properties::video_locked, other->_video_locked) \
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, _automatic (Properties::automatic, other->_automatic) \
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, _whole_file (Properties::whole_file, other->_whole_file) \
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, _import (Properties::import, other->_import) \
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, _external (Properties::external, other->_external) \
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, _hidden (Properties::hidden, other->_hidden) \
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, _position_locked (Properties::position_locked, other->_position_locked) \
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, _ancestral_start (Properties::ancestral_start, other->_ancestral_start) \
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, _ancestral_length (Properties::ancestral_length, other->_ancestral_length) \
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, _stretch (Properties::stretch, other->_stretch) \
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, _shift (Properties::shift, other->_shift) \
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, _position_lock_style (Properties::position_lock_style, other->_position_lock_style) \
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, _layering_index (Properties::layering_index, other->_layering_index)
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/* derived-from-derived constructor (no sources in constructor) */
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Region::Region (Session& s, framepos_t start, framecnt_t length, const string& name, DataType type)
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: SessionObject(s, name)
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, _type(type)
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, REGION_DEFAULT_STATE(start,length)
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, _last_length (length)
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, _last_position (0)
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, _first_edit (EditChangesNothing)
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, _layer (0)
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{
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register_properties ();
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/* no sources at this point */
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}
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/** Basic Region constructor (many sources) */
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Region::Region (const SourceList& srcs)
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: SessionObject(srcs.front()->session(), "toBeRenamed")
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, _type (srcs.front()->type())
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, REGION_DEFAULT_STATE(0,0)
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, _last_length (0)
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, _last_position (0)
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, _first_edit (EditChangesNothing)
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, _layer (0)
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{
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register_properties ();
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_type = srcs.front()->type();
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use_sources (srcs);
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assert(_sources.size() > 0);
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assert (_type == srcs.front()->type());
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}
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/** Create a new Region from an existing one */
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Region::Region (boost::shared_ptr<const Region> other)
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: SessionObject(other->session(), other->name())
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, _type (other->data_type())
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, REGION_COPY_STATE (other)
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, _last_length (other->_last_length)
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, _last_position(other->_last_position) \
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, _first_edit (EditChangesNothing)
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, _layer (other->_layer)
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{
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register_properties ();
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/* override state that may have been incorrectly inherited from the other region
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*/
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_position = other->_position;
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_locked = false;
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_whole_file = false;
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_hidden = false;
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use_sources (other->_sources);
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set_master_sources (other->_master_sources);
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_position_lock_style = other->_position_lock_style;
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_first_edit = other->_first_edit;
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_start = other->_start;
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_beat = other->_beat;
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_pulse = other->_pulse;
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/* sync pos is relative to start of file. our start-in-file is now zero,
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so set our sync position to whatever the the difference between
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_start and _sync_pos was in the other region.
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result is that our new sync pos points to the same point in our source(s)
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as the sync in the other region did in its source(s).
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since we start at zero in our source(s), it is not possible to use a sync point that
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is before the start. reset it to _start if that was true in the other region.
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*/
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if (other->sync_marked()) {
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if (other->_start < other->_sync_position) {
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/* sync pos was after the start point of the other region */
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_sync_position = other->_sync_position - other->_start;
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} else {
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/* sync pos was before the start point of the other region. not possible here. */
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_sync_marked = false;
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_sync_position = _start;
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}
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} else {
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_sync_marked = false;
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_sync_position = _start;
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}
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assert (_type == other->data_type());
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}
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/** Create a new Region from part of an existing one.
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the start within \a other is given by \a offset
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(i.e. relative to the start of \a other's sources, the start is \a offset + \a other.start()
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*/
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Region::Region (boost::shared_ptr<const Region> other, frameoffset_t offset, const int32_t sub_num)
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: SessionObject(other->session(), other->name())
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, _type (other->data_type())
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, REGION_COPY_STATE (other)
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, _last_length (other->_last_length)
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, _last_position(other->_last_position) \
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, _first_edit (EditChangesNothing)
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, _layer (other->_layer)
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{
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register_properties ();
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/* override state that may have been incorrectly inherited from the other region
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*/
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_position = other->_position + offset;
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_locked = false;
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_whole_file = false;
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_hidden = false;
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use_sources (other->_sources);
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set_master_sources (other->_master_sources);
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_start = other->_start + offset;
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_beat = _session.tempo_map().exact_beat_at_frame (_position, sub_num);
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_pulse = _session.tempo_map().exact_qn_at_frame (_position, sub_num) / 4.0;
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/* if the other region had a distinct sync point
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set, then continue to use it as best we can.
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otherwise, reset sync point back to start.
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*/
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if (other->sync_marked()) {
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if (other->_sync_position < _start) {
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_sync_marked = false;
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_sync_position = _start;
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} else {
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_sync_position = other->_sync_position;
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}
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} else {
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_sync_marked = false;
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_sync_position = _start;
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}
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assert (_type == other->data_type());
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}
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/** Create a copy of @param other but with different sources. Used by filters */
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Region::Region (boost::shared_ptr<const Region> other, const SourceList& srcs)
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: SessionObject (other->session(), other->name())
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, _type (srcs.front()->type())
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, REGION_COPY_STATE (other)
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, _last_length (other->_last_length)
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, _last_position (other->_last_position)
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, _first_edit (EditChangesID)
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, _layer (other->_layer)
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{
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register_properties ();
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_locked = false;
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_position_locked = false;
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other->_first_edit = EditChangesName;
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if (other->_extra_xml) {
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_extra_xml = new XMLNode (*other->_extra_xml);
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} else {
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_extra_xml = 0;
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}
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use_sources (srcs);
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assert(_sources.size() > 0);
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}
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Region::~Region ()
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{
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DEBUG_TRACE (DEBUG::Destruction, string_compose ("Region %1 destructor @ %2\n", _name, this));
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drop_sources ();
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}
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void
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Region::set_playlist (boost::weak_ptr<Playlist> wpl)
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{
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_playlist = wpl.lock();
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}
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bool
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Region::set_name (const std::string& str)
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{
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if (_name != str) {
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SessionObject::set_name(str); // EMIT SIGNAL NameChanged()
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assert(_name == str);
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send_change (Properties::name);
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}
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return true;
|
|
}
|
|
|
|
void
|
|
Region::set_length (framecnt_t len, const int32_t sub_num)
|
|
{
|
|
//cerr << "Region::set_length() len = " << len << endl;
|
|
if (locked()) {
|
|
return;
|
|
}
|
|
|
|
if (_length != len && len != 0) {
|
|
|
|
/* check that the current _position wouldn't make the new
|
|
length impossible.
|
|
*/
|
|
|
|
if (max_framepos - len < _position) {
|
|
return;
|
|
}
|
|
|
|
if (!verify_length (len)) {
|
|
return;
|
|
}
|
|
|
|
|
|
set_length_internal (len, sub_num);
|
|
_whole_file = false;
|
|
first_edit ();
|
|
maybe_uncopy ();
|
|
maybe_invalidate_transients ();
|
|
|
|
if (!property_changes_suspended()) {
|
|
recompute_at_end ();
|
|
}
|
|
|
|
send_change (Properties::length);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::set_length_internal (framecnt_t len, const int32_t sub_num)
|
|
{
|
|
_last_length = _length;
|
|
_length = len;
|
|
}
|
|
|
|
void
|
|
Region::maybe_uncopy ()
|
|
{
|
|
/* this does nothing but marked a semantic moment once upon a time */
|
|
}
|
|
|
|
void
|
|
Region::first_edit ()
|
|
{
|
|
boost::shared_ptr<Playlist> pl (playlist());
|
|
|
|
if (_first_edit != EditChangesNothing && pl) {
|
|
|
|
_name = RegionFactory::new_region_name (_name);
|
|
_first_edit = EditChangesNothing;
|
|
|
|
send_change (Properties::name);
|
|
|
|
RegionFactory::CheckNewRegion (shared_from_this());
|
|
}
|
|
}
|
|
|
|
bool
|
|
Region::at_natural_position () const
|
|
{
|
|
boost::shared_ptr<Playlist> pl (playlist());
|
|
|
|
if (!pl) {
|
|
return false;
|
|
}
|
|
|
|
boost::shared_ptr<Region> whole_file_region = get_parent();
|
|
|
|
if (whole_file_region) {
|
|
if (_position == whole_file_region->position() + _start) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
void
|
|
Region::move_to_natural_position ()
|
|
{
|
|
boost::shared_ptr<Playlist> pl (playlist());
|
|
|
|
if (!pl) {
|
|
return;
|
|
}
|
|
|
|
boost::shared_ptr<Region> whole_file_region = get_parent();
|
|
|
|
if (whole_file_region) {
|
|
set_position (whole_file_region->position() + _start);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::special_set_position (framepos_t pos)
|
|
{
|
|
/* this is used when creating a whole file region as
|
|
a way to store its "natural" or "captured" position.
|
|
*/
|
|
|
|
_position = _position;
|
|
_position = pos;
|
|
}
|
|
|
|
void
|
|
Region::set_position_lock_style (PositionLockStyle ps)
|
|
{
|
|
if (_position_lock_style != ps) {
|
|
|
|
boost::shared_ptr<Playlist> pl (playlist());
|
|
|
|
_position_lock_style = ps;
|
|
|
|
if (_position_lock_style == MusicTime) {
|
|
_beat = _session.tempo_map().beat_at_frame (_position);
|
|
_pulse = _session.tempo_map().pulse_at_frame (_position);
|
|
}
|
|
|
|
send_change (Properties::position_lock_style);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::update_after_tempo_map_change (bool send)
|
|
{
|
|
boost::shared_ptr<Playlist> pl (playlist());
|
|
|
|
if (!pl) {
|
|
return;
|
|
}
|
|
|
|
if (_position_lock_style == AudioTime) {
|
|
/* don't signal as the actual position has not chnged */
|
|
recompute_position_from_lock_style (0);
|
|
return;
|
|
}
|
|
|
|
/* prevent movement before 0 */
|
|
const framepos_t pos = max ((framepos_t) 0, _session.tempo_map().frame_at_beat (_beat));
|
|
/* we have _beat. update frame position non-musically */
|
|
set_position_internal (pos, false, 0);
|
|
|
|
/* do this even if the position is the same. this helps out
|
|
a GUI that has moved its representation already.
|
|
*/
|
|
|
|
if (send) {
|
|
send_change (Properties::position);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::set_position (framepos_t pos, int32_t sub_num)
|
|
{
|
|
if (!can_move()) {
|
|
return;
|
|
}
|
|
|
|
if (sub_num == 0) {
|
|
set_position_internal (pos, true, 0);
|
|
} else {
|
|
_beat = _session.tempo_map().exact_beat_at_frame (pos, sub_num);
|
|
/* will set pulse accordingly */
|
|
set_position_internal (pos, false, sub_num);
|
|
}
|
|
|
|
/* do this even if the position is the same. this helps out
|
|
a GUI that has moved its representation already.
|
|
*/
|
|
PropertyChange p_and_l;
|
|
|
|
p_and_l.add (Properties::position);
|
|
/* Currently length change due to position change is only implemented
|
|
for MidiRegion (Region has no length in beats).
|
|
Notify a length change regardless (its more efficient for MidiRegions),
|
|
and when Region has a _length_beats we will need it here anyway).
|
|
*/
|
|
p_and_l.add (Properties::length);
|
|
|
|
send_change (p_and_l);
|
|
|
|
}
|
|
|
|
/** A gui may need to create a region, then place it in an initial
|
|
* position determined by the user.
|
|
* When this takes place within one gui operation, we have to reset
|
|
* _last_position to prevent an implied move.
|
|
*/
|
|
void
|
|
Region::set_initial_position (framepos_t pos)
|
|
{
|
|
if (!can_move()) {
|
|
return;
|
|
}
|
|
|
|
if (_position != pos) {
|
|
_position = pos;
|
|
|
|
/* check that the new _position wouldn't make the current
|
|
length impossible - if so, change the length.
|
|
|
|
XXX is this the right thing to do?
|
|
*/
|
|
|
|
if (max_framepos - _length < _position) {
|
|
_last_length = _length;
|
|
_length = max_framepos - _position;
|
|
}
|
|
|
|
recompute_position_from_lock_style (0);
|
|
/* ensure that this move doesn't cause a range move */
|
|
_last_position = _position;
|
|
}
|
|
|
|
|
|
/* do this even if the position is the same. this helps out
|
|
a GUI that has moved its representation already.
|
|
*/
|
|
send_change (Properties::position);
|
|
}
|
|
|
|
void
|
|
Region::set_position_internal (framepos_t pos, bool allow_bbt_recompute, const int32_t sub_num)
|
|
{
|
|
/* We emit a change of Properties::position even if the position hasn't changed
|
|
(see Region::set_position), so we must always set this up so that
|
|
e.g. Playlist::notify_region_moved doesn't use an out-of-date last_position.
|
|
*/
|
|
_last_position = _position;
|
|
|
|
if (_position != pos) {
|
|
_position = pos;
|
|
|
|
if (allow_bbt_recompute) {
|
|
recompute_position_from_lock_style (sub_num);
|
|
} else {
|
|
/* MusicTime dictates that we glue to ardour beats. the pulse may have changed.*/
|
|
_pulse = _session.tempo_map().pulse_at_beat (_beat);
|
|
}
|
|
|
|
/* check that the new _position wouldn't make the current
|
|
length impossible - if so, change the length.
|
|
|
|
XXX is this the right thing to do?
|
|
*/
|
|
if (max_framepos - _length < _position) {
|
|
_last_length = _length;
|
|
_length = max_framepos - _position;
|
|
}
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::recompute_position_from_lock_style (const int32_t sub_num)
|
|
{
|
|
_beat = _session.tempo_map().exact_beat_at_frame (_position, sub_num);
|
|
_pulse = _session.tempo_map().exact_qn_at_frame (_position, sub_num) / 4.0;
|
|
}
|
|
|
|
void
|
|
Region::nudge_position (frameoffset_t n)
|
|
{
|
|
if (locked() || video_locked()) {
|
|
return;
|
|
}
|
|
|
|
if (n == 0) {
|
|
return;
|
|
}
|
|
|
|
framepos_t new_position = _position;
|
|
|
|
if (n > 0) {
|
|
if (_position > max_framepos - n) {
|
|
new_position = max_framepos;
|
|
} else {
|
|
new_position += n;
|
|
}
|
|
} else {
|
|
if (_position < -n) {
|
|
new_position = 0;
|
|
} else {
|
|
new_position += n;
|
|
}
|
|
}
|
|
/* assumes non-musical nudge */
|
|
set_position_internal (new_position, true, 0);
|
|
|
|
send_change (Properties::position);
|
|
}
|
|
|
|
void
|
|
Region::set_ancestral_data (framepos_t s, framecnt_t l, float st, float sh)
|
|
{
|
|
_ancestral_length = l;
|
|
_ancestral_start = s;
|
|
_stretch = st;
|
|
_shift = sh;
|
|
}
|
|
|
|
void
|
|
Region::set_start (framepos_t pos)
|
|
{
|
|
if (locked() || position_locked() || video_locked()) {
|
|
return;
|
|
}
|
|
/* This just sets the start, nothing else. It effectively shifts
|
|
the contents of the Region within the overall extent of the Source,
|
|
without changing the Region's position or length
|
|
*/
|
|
|
|
if (_start != pos) {
|
|
|
|
if (!verify_start (pos)) {
|
|
return;
|
|
}
|
|
|
|
set_start_internal (pos);
|
|
_whole_file = false;
|
|
first_edit ();
|
|
maybe_invalidate_transients ();
|
|
|
|
send_change (Properties::start);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::move_start (frameoffset_t distance, const int32_t sub_num)
|
|
{
|
|
if (locked() || position_locked() || video_locked()) {
|
|
return;
|
|
}
|
|
|
|
framepos_t new_start;
|
|
|
|
if (distance > 0) {
|
|
|
|
if (_start > max_framepos - distance) {
|
|
new_start = max_framepos; // makes no sense
|
|
} else {
|
|
new_start = _start + distance;
|
|
}
|
|
|
|
if (!verify_start (new_start)) {
|
|
return;
|
|
}
|
|
|
|
} else if (distance < 0) {
|
|
|
|
if (_start < -distance) {
|
|
new_start = 0;
|
|
} else {
|
|
new_start = _start + distance;
|
|
}
|
|
|
|
} else {
|
|
return;
|
|
}
|
|
|
|
if (new_start == _start) {
|
|
return;
|
|
}
|
|
|
|
set_start_internal (new_start, sub_num);
|
|
|
|
_whole_file = false;
|
|
first_edit ();
|
|
|
|
send_change (Properties::start);
|
|
}
|
|
|
|
void
|
|
Region::trim_front (framepos_t new_position, const int32_t sub_num)
|
|
{
|
|
modify_front (new_position, false, sub_num);
|
|
}
|
|
|
|
void
|
|
Region::cut_front (framepos_t new_position, const int32_t sub_num)
|
|
{
|
|
modify_front (new_position, true, sub_num);
|
|
}
|
|
|
|
void
|
|
Region::cut_end (framepos_t new_endpoint, const int32_t sub_num)
|
|
{
|
|
modify_end (new_endpoint, true, sub_num);
|
|
}
|
|
|
|
void
|
|
Region::modify_front (framepos_t new_position, bool reset_fade, const int32_t sub_num)
|
|
{
|
|
if (locked()) {
|
|
return;
|
|
}
|
|
|
|
framepos_t end = last_frame();
|
|
framepos_t source_zero;
|
|
|
|
if (_position > _start) {
|
|
source_zero = _position - _start;
|
|
} else {
|
|
source_zero = 0; // its actually negative, but this will work for us
|
|
}
|
|
|
|
if (new_position < end) { /* can't trim it zero or negative length */
|
|
|
|
framecnt_t newlen = 0;
|
|
|
|
if (!can_trim_start_before_source_start ()) {
|
|
/* can't trim it back past where source position zero is located */
|
|
new_position = max (new_position, source_zero);
|
|
}
|
|
|
|
if (new_position > _position) {
|
|
newlen = _length - (new_position - _position);
|
|
} else {
|
|
newlen = _length + (_position - new_position);
|
|
}
|
|
|
|
trim_to_internal (new_position, newlen, sub_num);
|
|
|
|
if (reset_fade) {
|
|
_right_of_split = true;
|
|
}
|
|
|
|
if (!property_changes_suspended()) {
|
|
recompute_at_start ();
|
|
}
|
|
|
|
maybe_invalidate_transients ();
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::modify_end (framepos_t new_endpoint, bool reset_fade, const int32_t sub_num)
|
|
{
|
|
if (locked()) {
|
|
return;
|
|
}
|
|
|
|
if (new_endpoint > _position) {
|
|
trim_to_internal (_position, new_endpoint - _position, sub_num);
|
|
if (reset_fade) {
|
|
_left_of_split = true;
|
|
}
|
|
if (!property_changes_suspended()) {
|
|
recompute_at_end ();
|
|
}
|
|
}
|
|
}
|
|
|
|
/** @param new_endpoint New region end point, such that, for example,
|
|
* a region at 0 of length 10 has an endpoint of 9.
|
|
*/
|
|
|
|
void
|
|
Region::trim_end (framepos_t new_endpoint, const int32_t sub_num)
|
|
{
|
|
modify_end (new_endpoint, false, sub_num);
|
|
}
|
|
|
|
void
|
|
Region::trim_to (framepos_t position, framecnt_t length, const int32_t sub_num)
|
|
{
|
|
if (locked()) {
|
|
return;
|
|
}
|
|
|
|
trim_to_internal (position, length, sub_num);
|
|
|
|
if (!property_changes_suspended()) {
|
|
recompute_at_start ();
|
|
recompute_at_end ();
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::trim_to_internal (framepos_t position, framecnt_t length, const int32_t sub_num)
|
|
{
|
|
framepos_t new_start;
|
|
|
|
if (locked()) {
|
|
return;
|
|
}
|
|
|
|
frameoffset_t const start_shift = position - _position;
|
|
|
|
if (start_shift > 0) {
|
|
|
|
if (_start > max_framepos - start_shift) {
|
|
new_start = max_framepos;
|
|
} else {
|
|
new_start = _start + start_shift;
|
|
}
|
|
|
|
} else if (start_shift < 0) {
|
|
|
|
if (_start < -start_shift && !can_trim_start_before_source_start ()) {
|
|
new_start = 0;
|
|
} else {
|
|
new_start = _start + start_shift;
|
|
}
|
|
|
|
} else {
|
|
new_start = _start;
|
|
}
|
|
|
|
if (!verify_start_and_length (new_start, length)) {
|
|
return;
|
|
}
|
|
|
|
PropertyChange what_changed;
|
|
|
|
if (_start != new_start) {
|
|
set_start_internal (new_start, sub_num);
|
|
what_changed.add (Properties::start);
|
|
}
|
|
|
|
|
|
/* Set position before length, otherwise for MIDI regions this bad thing happens:
|
|
* 1. we call set_length_internal; length in beats is computed using the region's current
|
|
* (soon-to-be old) position
|
|
* 2. we call set_position_internal; position is set and length in frames re-computed using
|
|
* length in beats from (1) but at the new position, which is wrong if the region
|
|
* straddles a tempo/meter change.
|
|
*/
|
|
|
|
if (_position != position) {
|
|
if (!property_changes_suspended()) {
|
|
_last_position = _position;
|
|
}
|
|
set_position_internal (position, true, sub_num);
|
|
what_changed.add (Properties::position);
|
|
}
|
|
|
|
if (_length != length) {
|
|
if (!property_changes_suspended()) {
|
|
_last_length = _length;
|
|
}
|
|
set_length_internal (length, sub_num);
|
|
what_changed.add (Properties::length);
|
|
}
|
|
|
|
_whole_file = false;
|
|
|
|
PropertyChange start_and_length;
|
|
|
|
start_and_length.add (Properties::start);
|
|
start_and_length.add (Properties::length);
|
|
|
|
if (what_changed.contains (start_and_length)) {
|
|
first_edit ();
|
|
}
|
|
|
|
if (!what_changed.empty()) {
|
|
send_change (what_changed);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::set_hidden (bool yn)
|
|
{
|
|
if (hidden() != yn) {
|
|
_hidden = yn;
|
|
send_change (Properties::hidden);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::set_whole_file (bool yn)
|
|
{
|
|
_whole_file = yn;
|
|
/* no change signal */
|
|
}
|
|
|
|
void
|
|
Region::set_automatic (bool yn)
|
|
{
|
|
_automatic = yn;
|
|
/* no change signal */
|
|
}
|
|
|
|
void
|
|
Region::set_muted (bool yn)
|
|
{
|
|
if (muted() != yn) {
|
|
_muted = yn;
|
|
send_change (Properties::muted);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::set_opaque (bool yn)
|
|
{
|
|
if (opaque() != yn) {
|
|
_opaque = yn;
|
|
send_change (Properties::opaque);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::set_locked (bool yn)
|
|
{
|
|
if (locked() != yn) {
|
|
_locked = yn;
|
|
send_change (Properties::locked);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::set_video_locked (bool yn)
|
|
{
|
|
if (video_locked() != yn) {
|
|
_video_locked = yn;
|
|
send_change (Properties::video_locked);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::set_position_locked (bool yn)
|
|
{
|
|
if (position_locked() != yn) {
|
|
_position_locked = yn;
|
|
send_change (Properties::locked);
|
|
}
|
|
}
|
|
|
|
/** Set the region's sync point.
|
|
* @param absolute_pos Session time.
|
|
*/
|
|
void
|
|
Region::set_sync_position (framepos_t absolute_pos)
|
|
{
|
|
/* position within our file */
|
|
framepos_t const file_pos = _start + (absolute_pos - _position);
|
|
|
|
if (file_pos != _sync_position) {
|
|
_sync_marked = true;
|
|
_sync_position = file_pos;
|
|
if (!property_changes_suspended()) {
|
|
maybe_uncopy ();
|
|
}
|
|
|
|
send_change (Properties::sync_position);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::clear_sync_position ()
|
|
{
|
|
if (sync_marked()) {
|
|
_sync_marked = false;
|
|
if (!property_changes_suspended()) {
|
|
maybe_uncopy ();
|
|
}
|
|
|
|
send_change (Properties::sync_position);
|
|
}
|
|
}
|
|
|
|
/* @return the sync point relative the first frame of the region */
|
|
frameoffset_t
|
|
Region::sync_offset (int& dir) const
|
|
{
|
|
if (sync_marked()) {
|
|
if (_sync_position > _start) {
|
|
dir = 1;
|
|
return _sync_position - _start;
|
|
} else {
|
|
dir = -1;
|
|
return _start - _sync_position;
|
|
}
|
|
} else {
|
|
dir = 0;
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
framepos_t
|
|
Region::adjust_to_sync (framepos_t pos) const
|
|
{
|
|
int sync_dir;
|
|
frameoffset_t offset = sync_offset (sync_dir);
|
|
|
|
// cerr << "adjusting pos = " << pos << " to sync at " << _sync_position << " offset = " << offset << " with dir = " << sync_dir << endl;
|
|
|
|
if (sync_dir > 0) {
|
|
if (pos > offset) {
|
|
pos -= offset;
|
|
} else {
|
|
pos = 0;
|
|
}
|
|
} else {
|
|
if (max_framepos - pos > offset) {
|
|
pos += offset;
|
|
}
|
|
}
|
|
|
|
return pos;
|
|
}
|
|
|
|
/** @return Sync position in session time */
|
|
framepos_t
|
|
Region::sync_position() const
|
|
{
|
|
if (sync_marked()) {
|
|
return _position - _start + _sync_position;
|
|
} else {
|
|
/* if sync has not been marked, use the start of the region */
|
|
return _position;
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::raise ()
|
|
{
|
|
boost::shared_ptr<Playlist> pl (playlist());
|
|
if (pl) {
|
|
pl->raise_region (shared_from_this ());
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::lower ()
|
|
{
|
|
boost::shared_ptr<Playlist> pl (playlist());
|
|
if (pl) {
|
|
pl->lower_region (shared_from_this ());
|
|
}
|
|
}
|
|
|
|
|
|
void
|
|
Region::raise_to_top ()
|
|
{
|
|
boost::shared_ptr<Playlist> pl (playlist());
|
|
if (pl) {
|
|
pl->raise_region_to_top (shared_from_this());
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::lower_to_bottom ()
|
|
{
|
|
boost::shared_ptr<Playlist> pl (playlist());
|
|
if (pl) {
|
|
pl->lower_region_to_bottom (shared_from_this());
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::set_layer (layer_t l)
|
|
{
|
|
_layer = l;
|
|
}
|
|
|
|
XMLNode&
|
|
Region::state ()
|
|
{
|
|
XMLNode *node = new XMLNode ("Region");
|
|
char buf[64];
|
|
char buf2[64];
|
|
LocaleGuard lg;
|
|
const char* fe = NULL;
|
|
|
|
/* custom version of 'add_properties (*node);'
|
|
* skip values that have have dedicated save functions
|
|
* in AudioRegion::state()
|
|
*/
|
|
for (OwnedPropertyList::iterator i = _properties->begin(); i != _properties->end(); ++i) {
|
|
if (!strcmp(i->second->property_name(), (const char*)"Envelope")) continue;
|
|
if (!strcmp(i->second->property_name(), (const char*)"FadeIn")) continue;
|
|
if (!strcmp(i->second->property_name(), (const char*)"FadeOut")) continue;
|
|
if (!strcmp(i->second->property_name(), (const char*)"InverseFadeIn")) continue;
|
|
if (!strcmp(i->second->property_name(), (const char*)"InverseFadeOut")) continue;
|
|
i->second->get_value (*node);
|
|
}
|
|
|
|
id().print (buf, sizeof (buf));
|
|
node->add_property ("id", buf);
|
|
node->add_property ("type", _type.to_string());
|
|
|
|
switch (_first_edit) {
|
|
case EditChangesNothing:
|
|
fe = X_("nothing");
|
|
break;
|
|
case EditChangesName:
|
|
fe = X_("name");
|
|
break;
|
|
case EditChangesID:
|
|
fe = X_("id");
|
|
break;
|
|
default: /* should be unreachable but makes g++ happy */
|
|
fe = X_("nothing");
|
|
break;
|
|
}
|
|
|
|
node->add_property ("first-edit", fe);
|
|
|
|
/* note: flags are stored by derived classes */
|
|
|
|
for (uint32_t n=0; n < _sources.size(); ++n) {
|
|
snprintf (buf2, sizeof(buf2), "source-%d", n);
|
|
_sources[n]->id().print (buf, sizeof(buf));
|
|
node->add_property (buf2, buf);
|
|
}
|
|
|
|
for (uint32_t n=0; n < _master_sources.size(); ++n) {
|
|
snprintf (buf2, sizeof(buf2), "master-source-%d", n);
|
|
_master_sources[n]->id().print (buf, sizeof (buf));
|
|
node->add_property (buf2, buf);
|
|
}
|
|
|
|
/* Only store nested sources for the whole-file region that acts
|
|
as the parent/root of all regions using it.
|
|
*/
|
|
|
|
if (_whole_file && max_source_level() > 0) {
|
|
|
|
XMLNode* nested_node = new XMLNode (X_("NestedSource"));
|
|
|
|
/* region is compound - get its playlist and
|
|
store that before we list the region that
|
|
needs it ...
|
|
*/
|
|
|
|
for (SourceList::const_iterator s = _sources.begin(); s != _sources.end(); ++s) {
|
|
nested_node->add_child_nocopy ((*s)->get_state ());
|
|
}
|
|
|
|
if (nested_node) {
|
|
node->add_child_nocopy (*nested_node);
|
|
}
|
|
}
|
|
|
|
if (_extra_xml) {
|
|
node->add_child_copy (*_extra_xml);
|
|
}
|
|
|
|
return *node;
|
|
}
|
|
|
|
XMLNode&
|
|
Region::get_state ()
|
|
{
|
|
return state ();
|
|
}
|
|
|
|
int
|
|
Region::set_state (const XMLNode& node, int version)
|
|
{
|
|
PropertyChange what_changed;
|
|
return _set_state (node, version, what_changed, true);
|
|
}
|
|
|
|
int
|
|
Region::_set_state (const XMLNode& node, int /*version*/, PropertyChange& what_changed, bool send)
|
|
{
|
|
XMLProperty const * prop;
|
|
Timecode::BBT_Time bbt_time;
|
|
|
|
Stateful::save_extra_xml (node);
|
|
|
|
what_changed = set_values (node);
|
|
|
|
set_id (node);
|
|
|
|
if (_position_lock_style == MusicTime) {
|
|
if ((prop = node.property ("bbt-position")) != 0) {
|
|
if (sscanf (prop->value().c_str(), "%d|%d|%d",
|
|
&bbt_time.bars,
|
|
&bbt_time.beats,
|
|
&bbt_time.ticks) != 3) {
|
|
_position_lock_style = AudioTime;
|
|
_beat = _session.tempo_map().beat_at_frame (_position);
|
|
} else {
|
|
_beat = _session.tempo_map().beat_at_bbt (bbt_time);
|
|
}
|
|
}
|
|
}
|
|
|
|
_pulse = _session.tempo_map().pulse_at_beat (_beat);
|
|
|
|
/* fix problems with old sessions corrupted by impossible
|
|
values for _stretch or _shift
|
|
*/
|
|
if (_stretch == 0.0f) {
|
|
_stretch = 1.0f;
|
|
}
|
|
|
|
if (_shift == 0.0f) {
|
|
_shift = 1.0f;
|
|
}
|
|
|
|
if (send) {
|
|
send_change (what_changed);
|
|
}
|
|
|
|
/* Quick fix for 2.x sessions when region is muted */
|
|
if ((prop = node.property (X_("flags")))) {
|
|
if (string::npos != prop->value().find("Muted")){
|
|
set_muted (true);
|
|
}
|
|
}
|
|
|
|
// saved property is invalid, region-transients are not saved
|
|
if (_user_transients.size() == 0){
|
|
_valid_transients = false;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
Region::suspend_property_changes ()
|
|
{
|
|
Stateful::suspend_property_changes ();
|
|
_last_length = _length;
|
|
_last_position = _position;
|
|
}
|
|
|
|
void
|
|
Region::mid_thaw (const PropertyChange& what_changed)
|
|
{
|
|
if (what_changed.contains (Properties::length)) {
|
|
if (what_changed.contains (Properties::position)) {
|
|
recompute_at_start ();
|
|
}
|
|
recompute_at_end ();
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::send_change (const PropertyChange& what_changed)
|
|
{
|
|
if (what_changed.empty()) {
|
|
return;
|
|
}
|
|
|
|
Stateful::send_change (what_changed);
|
|
|
|
if (!Stateful::property_changes_suspended()) {
|
|
|
|
/* Try and send a shared_pointer unless this is part of the constructor.
|
|
If so, do nothing.
|
|
*/
|
|
|
|
try {
|
|
boost::shared_ptr<Region> rptr = shared_from_this();
|
|
RegionPropertyChanged (rptr, what_changed);
|
|
} catch (...) {
|
|
/* no shared_ptr available, relax; */
|
|
}
|
|
}
|
|
}
|
|
|
|
bool
|
|
Region::overlap_equivalent (boost::shared_ptr<const Region> other) const
|
|
{
|
|
return coverage (other->first_frame(), other->last_frame()) != Evoral::OverlapNone;
|
|
}
|
|
|
|
bool
|
|
Region::equivalent (boost::shared_ptr<const Region> other) const
|
|
{
|
|
return _start == other->_start &&
|
|
_position == other->_position &&
|
|
_length == other->_length;
|
|
}
|
|
|
|
bool
|
|
Region::size_equivalent (boost::shared_ptr<const Region> other) const
|
|
{
|
|
return _start == other->_start &&
|
|
_length == other->_length;
|
|
}
|
|
|
|
bool
|
|
Region::region_list_equivalent (boost::shared_ptr<const Region> other) const
|
|
{
|
|
return size_equivalent (other) && source_equivalent (other) && _name == other->_name;
|
|
}
|
|
|
|
void
|
|
Region::source_deleted (boost::weak_ptr<Source>)
|
|
{
|
|
drop_sources ();
|
|
|
|
if (!_session.deletion_in_progress()) {
|
|
/* this is a very special case: at least one of the region's
|
|
sources has bee deleted, so invalidate all references to
|
|
ourselves. Do NOT do this during session deletion, because
|
|
then we run the risk that this will actually result
|
|
in this object being deleted (as refcnt goes to zero)
|
|
while emitting DropReferences.
|
|
*/
|
|
|
|
drop_references ();
|
|
}
|
|
}
|
|
|
|
vector<string>
|
|
Region::master_source_names ()
|
|
{
|
|
SourceList::iterator i;
|
|
|
|
vector<string> names;
|
|
for (i = _master_sources.begin(); i != _master_sources.end(); ++i) {
|
|
names.push_back((*i)->name());
|
|
}
|
|
|
|
return names;
|
|
}
|
|
|
|
void
|
|
Region::set_master_sources (const SourceList& srcs)
|
|
{
|
|
for (SourceList::const_iterator i = _master_sources.begin (); i != _master_sources.end(); ++i) {
|
|
(*i)->dec_use_count ();
|
|
}
|
|
|
|
_master_sources = srcs;
|
|
assert (_sources.size() == _master_sources.size());
|
|
|
|
for (SourceList::const_iterator i = _master_sources.begin (); i != _master_sources.end(); ++i) {
|
|
(*i)->inc_use_count ();
|
|
}
|
|
}
|
|
|
|
bool
|
|
Region::source_equivalent (boost::shared_ptr<const Region> other) const
|
|
{
|
|
if (!other)
|
|
return false;
|
|
|
|
if ((_sources.size() != other->_sources.size()) ||
|
|
(_master_sources.size() != other->_master_sources.size())) {
|
|
return false;
|
|
}
|
|
|
|
SourceList::const_iterator i;
|
|
SourceList::const_iterator io;
|
|
|
|
for (i = _sources.begin(), io = other->_sources.begin(); i != _sources.end() && io != other->_sources.end(); ++i, ++io) {
|
|
if ((*i)->id() != (*io)->id()) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
for (i = _master_sources.begin(), io = other->_master_sources.begin(); i != _master_sources.end() && io != other->_master_sources.end(); ++i, ++io) {
|
|
if ((*i)->id() != (*io)->id()) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
Region::any_source_equivalent (boost::shared_ptr<const Region> other) const
|
|
{
|
|
if (!other) {
|
|
return false;
|
|
}
|
|
|
|
SourceList::const_iterator i;
|
|
SourceList::const_iterator io;
|
|
|
|
for (i = _sources.begin(), io = other->_sources.begin(); i != _sources.end() && io != other->_sources.end(); ++i, ++io) {
|
|
if ((*i)->id() == (*io)->id()) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
std::string
|
|
Region::source_string () const
|
|
{
|
|
//string res = itos(_sources.size());
|
|
|
|
stringstream res;
|
|
res << _sources.size() << ":";
|
|
|
|
SourceList::const_iterator i;
|
|
|
|
for (i = _sources.begin(); i != _sources.end(); ++i) {
|
|
res << (*i)->id() << ":";
|
|
}
|
|
|
|
for (i = _master_sources.begin(); i != _master_sources.end(); ++i) {
|
|
res << (*i)->id() << ":";
|
|
}
|
|
|
|
return res.str();
|
|
}
|
|
|
|
void
|
|
Region::deep_sources (std::set<boost::shared_ptr<Source> > & sources) const
|
|
{
|
|
for (SourceList::const_iterator i = _sources.begin(); i != _sources.end(); ++i) {
|
|
|
|
boost::shared_ptr<PlaylistSource> ps = boost::dynamic_pointer_cast<PlaylistSource> (*i);
|
|
|
|
if (ps) {
|
|
if (sources.find (ps) == sources.end()) {
|
|
/* (Playlist)Source not currently in
|
|
accumulating set, so recurse.
|
|
*/
|
|
ps->playlist()->deep_sources (sources);
|
|
}
|
|
}
|
|
|
|
/* add this source */
|
|
sources.insert (*i);
|
|
}
|
|
|
|
for (SourceList::const_iterator i = _master_sources.begin(); i != _master_sources.end(); ++i) {
|
|
|
|
boost::shared_ptr<PlaylistSource> ps = boost::dynamic_pointer_cast<PlaylistSource> (*i);
|
|
|
|
if (ps) {
|
|
if (sources.find (ps) == sources.end()) {
|
|
/* (Playlist)Source not currently in
|
|
accumulating set, so recurse.
|
|
*/
|
|
ps->playlist()->deep_sources (sources);
|
|
}
|
|
}
|
|
|
|
/* add this source */
|
|
sources.insert (*i);
|
|
}
|
|
}
|
|
|
|
bool
|
|
Region::uses_source (boost::shared_ptr<const Source> source, bool shallow) const
|
|
{
|
|
for (SourceList::const_iterator i = _sources.begin(); i != _sources.end(); ++i) {
|
|
if (*i == source) {
|
|
return true;
|
|
}
|
|
|
|
if (!shallow) {
|
|
boost::shared_ptr<PlaylistSource> ps = boost::dynamic_pointer_cast<PlaylistSource> (*i);
|
|
|
|
if (ps) {
|
|
if (ps->playlist()->uses_source (source)) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
for (SourceList::const_iterator i = _master_sources.begin(); i != _master_sources.end(); ++i) {
|
|
if (*i == source) {
|
|
return true;
|
|
}
|
|
|
|
if (!shallow) {
|
|
boost::shared_ptr<PlaylistSource> ps = boost::dynamic_pointer_cast<PlaylistSource> (*i);
|
|
|
|
if (ps) {
|
|
if (ps->playlist()->uses_source (source)) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
framecnt_t
|
|
Region::source_length(uint32_t n) const
|
|
{
|
|
assert (n < _sources.size());
|
|
return _sources[n]->length (_position - _start);
|
|
}
|
|
|
|
bool
|
|
Region::verify_length (framecnt_t& len)
|
|
{
|
|
if (source() && (source()->destructive() || source()->length_mutable())) {
|
|
return true;
|
|
}
|
|
|
|
framecnt_t maxlen = 0;
|
|
|
|
for (uint32_t n = 0; n < _sources.size(); ++n) {
|
|
maxlen = max (maxlen, source_length(n) - _start);
|
|
}
|
|
|
|
len = min (len, maxlen);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
Region::verify_start_and_length (framepos_t new_start, framecnt_t& new_length)
|
|
{
|
|
if (source() && (source()->destructive() || source()->length_mutable())) {
|
|
return true;
|
|
}
|
|
|
|
framecnt_t maxlen = 0;
|
|
|
|
for (uint32_t n = 0; n < _sources.size(); ++n) {
|
|
maxlen = max (maxlen, source_length(n) - new_start);
|
|
}
|
|
|
|
new_length = min (new_length, maxlen);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
Region::verify_start (framepos_t pos)
|
|
{
|
|
if (source() && (source()->destructive() || source()->length_mutable())) {
|
|
return true;
|
|
}
|
|
|
|
for (uint32_t n = 0; n < _sources.size(); ++n) {
|
|
if (pos > source_length(n) - _length) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool
|
|
Region::verify_start_mutable (framepos_t& new_start)
|
|
{
|
|
if (source() && (source()->destructive() || source()->length_mutable())) {
|
|
return true;
|
|
}
|
|
|
|
for (uint32_t n = 0; n < _sources.size(); ++n) {
|
|
if (new_start > source_length(n) - _length) {
|
|
new_start = source_length(n) - _length;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
boost::shared_ptr<Region>
|
|
Region::get_parent() const
|
|
{
|
|
boost::shared_ptr<Playlist> pl (playlist());
|
|
|
|
if (pl) {
|
|
boost::shared_ptr<Region> r;
|
|
boost::shared_ptr<Region const> grrr2 = boost::dynamic_pointer_cast<Region const> (shared_from_this());
|
|
|
|
if (grrr2 && (r = _session.find_whole_file_parent (grrr2))) {
|
|
return boost::static_pointer_cast<Region> (r);
|
|
}
|
|
}
|
|
|
|
return boost::shared_ptr<Region>();
|
|
}
|
|
|
|
int
|
|
Region::apply (Filter& filter, Progress* progress)
|
|
{
|
|
return filter.run (shared_from_this(), progress);
|
|
}
|
|
|
|
|
|
void
|
|
Region::maybe_invalidate_transients ()
|
|
{
|
|
bool changed = !_onsets.empty();
|
|
_onsets.clear ();
|
|
|
|
if (_valid_transients || changed) {
|
|
send_change (PropertyChange (Properties::valid_transients));
|
|
return;
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::transients (AnalysisFeatureList& afl)
|
|
{
|
|
int cnt = afl.empty() ? 0 : 1;
|
|
|
|
Region::merge_features (afl, _onsets, _position);
|
|
Region::merge_features (afl, _user_transients, _position + _transient_user_start - _start);
|
|
if (!_onsets.empty ()) {
|
|
++cnt;
|
|
}
|
|
if (!_user_transients.empty ()) {
|
|
++cnt;
|
|
}
|
|
if (cnt > 1 ) {
|
|
afl.sort ();
|
|
// remove exact duplicates
|
|
TransientDetector::cleanup_transients (afl, _session.frame_rate(), 0);
|
|
}
|
|
}
|
|
|
|
bool
|
|
Region::has_transients () const
|
|
{
|
|
if (!_user_transients.empty ()) {
|
|
assert (_valid_transients);
|
|
return true;
|
|
}
|
|
if (!_onsets.empty ()) {
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void
|
|
Region::merge_features (AnalysisFeatureList& result, const AnalysisFeatureList& src, const frameoffset_t off) const
|
|
{
|
|
for (AnalysisFeatureList::const_iterator x = src.begin(); x != src.end(); ++x) {
|
|
const frameoffset_t p = (*x) + off;
|
|
if (p < first_frame() || p > last_frame()) {
|
|
continue;
|
|
}
|
|
result.push_back (p);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::drop_sources ()
|
|
{
|
|
for (SourceList::const_iterator i = _sources.begin (); i != _sources.end(); ++i) {
|
|
(*i)->dec_use_count ();
|
|
}
|
|
|
|
_sources.clear ();
|
|
|
|
for (SourceList::const_iterator i = _master_sources.begin (); i != _master_sources.end(); ++i) {
|
|
(*i)->dec_use_count ();
|
|
}
|
|
|
|
_master_sources.clear ();
|
|
}
|
|
|
|
void
|
|
Region::use_sources (SourceList const & s)
|
|
{
|
|
set<boost::shared_ptr<Source> > unique_srcs;
|
|
|
|
for (SourceList::const_iterator i = s.begin (); i != s.end(); ++i) {
|
|
|
|
_sources.push_back (*i);
|
|
(*i)->inc_use_count ();
|
|
_master_sources.push_back (*i);
|
|
(*i)->inc_use_count ();
|
|
|
|
/* connect only once to DropReferences, even if sources are replicated
|
|
*/
|
|
|
|
if (unique_srcs.find (*i) == unique_srcs.end ()) {
|
|
unique_srcs.insert (*i);
|
|
(*i)->DropReferences.connect_same_thread (*this, boost::bind (&Region::source_deleted, this, boost::weak_ptr<Source>(*i)));
|
|
}
|
|
}
|
|
}
|
|
|
|
Trimmable::CanTrim
|
|
Region::can_trim () const
|
|
{
|
|
CanTrim ct = CanTrim (0);
|
|
|
|
if (locked()) {
|
|
return ct;
|
|
}
|
|
|
|
/* if not locked, we can always move the front later, and the end earlier
|
|
*/
|
|
|
|
ct = CanTrim (ct | FrontTrimLater | EndTrimEarlier);
|
|
|
|
if (start() != 0 || can_trim_start_before_source_start ()) {
|
|
ct = CanTrim (ct | FrontTrimEarlier);
|
|
}
|
|
|
|
if (!_sources.empty()) {
|
|
if ((start() + length()) < _sources.front()->length (0)) {
|
|
ct = CanTrim (ct | EndTrimLater);
|
|
}
|
|
}
|
|
|
|
return ct;
|
|
}
|
|
|
|
uint32_t
|
|
Region::max_source_level () const
|
|
{
|
|
uint32_t lvl = 0;
|
|
|
|
for (SourceList::const_iterator i = _sources.begin(); i != _sources.end(); ++i) {
|
|
lvl = max (lvl, (*i)->level());
|
|
}
|
|
|
|
return lvl;
|
|
}
|
|
|
|
bool
|
|
Region::is_compound () const
|
|
{
|
|
return max_source_level() > 0;
|
|
}
|
|
|
|
void
|
|
Region::post_set (const PropertyChange& pc)
|
|
{
|
|
if (pc.contains (Properties::position)) {
|
|
recompute_position_from_lock_style (0);
|
|
}
|
|
}
|
|
|
|
void
|
|
Region::set_start_internal (framecnt_t s, const int32_t sub_num)
|
|
{
|
|
_start = s;
|
|
}
|
|
|
|
framepos_t
|
|
Region::earliest_possible_position () const
|
|
{
|
|
if (_start > _position) {
|
|
return 0;
|
|
} else {
|
|
return _position - _start;
|
|
}
|
|
}
|
|
|
|
framecnt_t
|
|
Region::latest_possible_frame () const
|
|
{
|
|
framecnt_t minlen = max_framecnt;
|
|
|
|
for (SourceList::const_iterator i = _sources.begin(); i != _sources.end(); ++i) {
|
|
/* non-audio regions have a length that may vary based on their
|
|
* position, so we have to pass it in the call.
|
|
*/
|
|
minlen = min (minlen, (*i)->length (_position));
|
|
}
|
|
|
|
/* the latest possible last frame is determined by the current
|
|
* position, plus the shortest source extent past _start.
|
|
*/
|
|
|
|
return _position + (minlen - _start) - 1;
|
|
}
|