/*
- Copyright (C) 2000-2003 Paul Davis
+ Copyright (C) 2000-2003 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <cmath>
#include <climits>
#include <algorithm>
+#include <sstream>
-#include <sigc++/bind.h>
-#include <sigc++/class_slot.h>
#include <glibmm/thread.h>
-#include <pbd/xml++.h>
-#include <pbd/stacktrace.h>
-
-#include <ardour/region.h>
-#include <ardour/playlist.h>
-#include <ardour/session.h>
-#include <ardour/source.h>
-#include <ardour/region_factory.h>
-#include <ardour/filter.h>
+#include "pbd/xml++.h"
+#include "pbd/stacktrace.h"
+#include "pbd/enumwriter.h"
+
+#include "ardour/debug.h"
+#include "ardour/region.h"
+#include "ardour/playlist.h"
+#include "ardour/session.h"
+#include "ardour/source.h"
+#include "ardour/tempo.h"
+#include "ardour/region_factory.h"
+#include "ardour/filter.h"
+#include "ardour/profile.h"
+#include "ardour/utils.h"
#include "i18n.h"
Change Region::LayerChanged = ARDOUR::new_change ();
Change Region::HiddenChanged = ARDOUR::new_change ();
+PBD::Signal1<void,boost::shared_ptr<ARDOUR::Region> > Region::RegionPropertyChanged;
/* derived-from-derived constructor (no sources in constructor) */
Region::Region (Session& s, nframes_t start, nframes_t length, const string& name, DataType type, layer_t layer, Region::Flag flags)
- : Automatable(s, name)
+ : SessionObject(s, name)
, _type(type)
- , _flags(flags)
- , _start(start)
- , _length(length)
- , _position(0)
+ , _flags(Flag (flags|DoNotSendPropertyChanges))
+ , _start(start)
+ , _length(length)
+ , _position(0)
+ , _last_position(0)
+ , _positional_lock_style(AudioTime)
, _sync_position(_start)
, _layer(layer)
, _first_edit(EditChangesNothing)
, _frozen(0)
+ , _ancestral_start (0)
+ , _ancestral_length (0)
+ , _stretch(1.0)
+ , _shift(1.0)
, _read_data_count(0)
, _pending_changed(Change (0))
, _last_layer_op(0)
+ , _pending_explicit_relayer (false)
{
/* no sources at this point */
}
-
/** Basic Region constructor (single source) */
Region::Region (boost::shared_ptr<Source> src, nframes_t start, nframes_t length, const string& name, DataType type, layer_t layer, Region::Flag flags)
- : Automatable(src->session(), name)
+ : SessionObject(src->session(), name)
, _type(type)
- , _flags(flags)
- , _start(start)
- , _length(length)
- , _position(0)
+ , _flags(Flag (flags|DoNotSendPropertyChanges))
+ , _start(start)
+ , _length(length)
+ , _position(0)
+ , _last_position(0)
+ , _positional_lock_style(AudioTime)
, _sync_position(_start)
, _layer(layer)
, _first_edit(EditChangesNothing)
, _frozen(0)
- , _ancestral_start (start)
- , _ancestral_length (length)
+ , _ancestral_start (0)
+ , _ancestral_length (0)
, _stretch (1.0)
+ , _shift (1.0)
+ , _valid_transients(false)
, _read_data_count(0)
, _pending_changed(Change (0))
, _last_layer_op(0)
+ , _pending_explicit_relayer (false)
{
_sources.push_back (src);
_master_sources.push_back (src);
- src->GoingAway.connect (bind (mem_fun (*this, &Region::source_deleted), src));
+ src->DropReferences.connect_same_thread (*this, boost::bind (&Region::source_deleted, this, boost::weak_ptr<Source>(src)));
assert(_sources.size() > 0);
+ _positional_lock_style = AudioTime;
}
/** Basic Region constructor (many sources) */
-Region::Region (SourceList& srcs, nframes_t start, nframes_t length, const string& name, DataType type, layer_t layer, Region::Flag flags)
- : Automatable(srcs.front()->session(), name)
+Region::Region (const SourceList& srcs, nframes_t start, nframes_t length, const string& name, DataType type, layer_t layer, Region::Flag flags)
+ : SessionObject(srcs.front()->session(), name)
, _type(type)
- , _flags(flags)
- , _start(start)
- , _length(length)
- , _position(0)
+ , _flags(Flag (flags|DoNotSendPropertyChanges))
+ , _start(start)
+ , _length(length)
+ , _position(0)
+ , _last_position(0)
+ , _positional_lock_style(AudioTime)
, _sync_position(_start)
, _layer(layer)
, _first_edit(EditChangesNothing)
, _frozen(0)
+ , _ancestral_start (0)
+ , _ancestral_length (0)
+ , _stretch(1.0)
+ , _shift(1.0)
, _read_data_count(0)
, _pending_changed(Change (0))
, _last_layer_op(0)
+ , _pending_explicit_relayer (false)
{
-
- set<boost::shared_ptr<Source> > unique_srcs;
+ use_sources (srcs);
+ assert(_sources.size() > 0);
+}
- for (SourceList::iterator i=srcs.begin(); i != srcs.end(); ++i) {
- _sources.push_back (*i);
- (*i)->GoingAway.connect (bind (mem_fun (*this, &Region::source_deleted), (*i)));
- unique_srcs.insert (*i);
+/** Create a new Region from part of an existing one */
+Region::Region (boost::shared_ptr<const Region> other, nframes_t offset, nframes_t length, const string& name, layer_t layer, Flag flags)
+ : SessionObject(other->session(), name)
+ , _type (other->data_type())
+ , _pending_explicit_relayer (false)
+
+{
+ _start = other->_start + offset;
+ copy_stuff (other, offset, length, name, layer, flags);
+
+ _flags = Flag (_flags | DoNotSendPropertyChanges);
+
+ /* if the other region had a distinct sync point
+ set, then continue to use it as best we can.
+ otherwise, reset sync point back to start.
+ */
+
+ if (other->flags() & SyncMarked) {
+ if (other->_sync_position < _start) {
+ _flags = Flag (_flags & ~SyncMarked);
+ _sync_position = _start;
+ } else {
+ _sync_position = other->_sync_position;
+ }
+ } else {
+ _flags = Flag (_flags & ~SyncMarked);
+ _sync_position = _start;
}
- for (SourceList::iterator i = srcs.begin(); i != srcs.end(); ++i) {
- _master_sources.push_back (*i);
- if (unique_srcs.find (*i) == unique_srcs.end()) {
- (*i)->GoingAway.connect (bind (mem_fun (*this, &Region::source_deleted), (*i)));
+ if (Profile->get_sae()) {
+ /* reset sync point to start if its ended up
+ outside region bounds.
+ */
+
+ if (_sync_position < _start || _sync_position >= _start + _length) {
+ _flags = Flag (_flags & ~SyncMarked);
+ _sync_position = _start;
}
}
-
- assert(_sources.size() > 0);
}
-/** Create a new Region from part of an existing one */
-Region::Region (boost::shared_ptr<const Region> other, nframes_t offset, nframes_t length, const string& name, layer_t layer, Flag flags)
- : Automatable(other->session(), name)
- , _type(other->data_type())
- , _flags(Flag(flags & ~(Locked|PositionLocked|WholeFile|Hidden)))
- , _start(other->_start + offset)
- , _length(length)
- , _position(0)
- , _sync_position(_start)
- , _layer(layer)
- , _first_edit(EditChangesNothing)
- , _frozen(0)
- , _ancestral_start (other->_ancestral_start + offset)
- , _ancestral_length (length)
- , _stretch (1.0)
- , _read_data_count(0)
- , _pending_changed(Change (0))
- , _last_layer_op(0)
+Region::Region (boost::shared_ptr<const Region> other, nframes_t length, const string& name, layer_t layer, Flag flags)
+ : SessionObject(other->session(), name)
+ , _type (other->data_type())
+ , _pending_explicit_relayer (false)
{
- if (other->_sync_position < offset)
- _sync_position = other->_sync_position;
+ /* create a new Region exactly like another but starting at 0 in its sources */
- set<boost::shared_ptr<Source> > unique_srcs;
+ _start = 0;
+ copy_stuff (other, 0, length, name, layer, flags);
- for (SourceList::const_iterator i= other->_sources.begin(); i != other->_sources.end(); ++i) {
- _sources.push_back (*i);
- (*i)->GoingAway.connect (bind (mem_fun (*this, &Region::source_deleted), (*i)));
- unique_srcs.insert (*i);
- }
-
- if (other->_sync_position < offset) {
- _sync_position = other->_sync_position;
+ _flags = Flag (_flags | DoNotSendPropertyChanges);
+
+ /* sync pos is relative to start of file. our start-in-file is now zero,
+ so set our sync position to whatever the the difference between
+ _start and _sync_pos was in the other region.
+
+ result is that our new sync pos points to the same point in our source(s)
+ as the sync in the other region did in its source(s).
+
+ since we start at zero in our source(s), it is not possible to use a sync point that
+ is before the start. reset it to _start if that was true in the other region.
+ */
+
+ if (other->flags() & SyncMarked) {
+ if (other->_start < other->_sync_position) {
+ /* sync pos was after the start point of the other region */
+ _sync_position = other->_sync_position - other->_start;
+ } else {
+ /* sync pos was before the start point of the other region. not possible here. */
+ _flags = Flag (_flags & ~SyncMarked);
+ _sync_position = _start;
+ }
+ } else {
+ _flags = Flag (_flags & ~SyncMarked);
+ _sync_position = _start;
}
- for (SourceList::const_iterator i = other->_master_sources.begin(); i != other->_master_sources.end(); ++i) {
- if (unique_srcs.find (*i) == unique_srcs.end()) {
- (*i)->GoingAway.connect (bind (mem_fun (*this, &Region::source_deleted), (*i)));
+ if (Profile->get_sae()) {
+ /* reset sync point to start if its ended up
+ outside region bounds.
+ */
+
+ if (_sync_position < _start || _sync_position >= _start + _length) {
+ _flags = Flag (_flags & ~SyncMarked);
+ _sync_position = _start;
}
- _master_sources.push_back (*i);
}
-
- assert(_sources.size() > 0);
+
+ /* reset a couple of things that copy_stuff() gets wrong in this particular case */
+
+ _positional_lock_style = other->_positional_lock_style;
+ _first_edit = other->_first_edit;
}
/** Pure copy constructor */
Region::Region (boost::shared_ptr<const Region> other)
- : Automatable(other->session(), other->name())
+ : SessionObject(other->session(), other->name())
, _type(other->data_type())
, _flags(Flag(other->_flags & ~(Locked|PositionLocked)))
- , _start(other->_start)
- , _length(other->_length)
- , _position(other->_position)
+ , _start(other->_start)
+ , _length(other->_length)
+ , _position(other->_position)
+ , _last_position(other->_last_position)
+ , _positional_lock_style(other->_positional_lock_style)
, _sync_position(other->_sync_position)
, _layer(other->_layer)
, _first_edit(EditChangesID)
, _frozen(0)
- , _ancestral_start (_start)
- , _ancestral_length (_length)
- , _stretch (1.0)
+ , _ancestral_start (other->_ancestral_start)
+ , _ancestral_length (other->_ancestral_length)
+ , _stretch (other->_stretch)
+ , _shift (other->_shift)
+ , _valid_transients(false)
, _read_data_count(0)
, _pending_changed(Change(0))
, _last_layer_op(other->_last_layer_op)
+ , _pending_explicit_relayer (false)
{
+ _flags = Flag (_flags | DoNotSendPropertyChanges);
+
other->_first_edit = EditChangesName;
if (other->_extra_xml) {
_extra_xml = 0;
}
- set<boost::shared_ptr<Source> > unique_srcs;
-
- for (SourceList::const_iterator i = other->_sources.begin(); i != other->_sources.end(); ++i) {
- _sources.push_back (*i);
- (*i)->GoingAway.connect (bind (mem_fun (*this, &Region::source_deleted), (*i)));
- unique_srcs.insert (*i);
- }
-
- for (SourceList::const_iterator i = other->_master_sources.begin(); i != other->_master_sources.end(); ++i) {
- _master_sources.push_back (*i);
- if (unique_srcs.find (*i) == unique_srcs.end()) {
- (*i)->GoingAway.connect (bind (mem_fun (*this, &Region::source_deleted), (*i)));
- }
- }
-
+ use_sources (other->_sources);
assert(_sources.size() > 0);
}
-Region::Region (SourceList& srcs, const XMLNode& node)
- : Automatable(srcs.front()->session(), X_("error: XML did not reset this"))
+Region::Region (const SourceList& srcs, const XMLNode& node)
+ : SessionObject(srcs.front()->session(), X_("error: XML did not reset this"))
, _type(DataType::NIL) // to be loaded from XML
- , _flags(Flag(0))
- , _start(0)
- , _length(0)
- , _position(0)
+ , _flags(DoNotSendPropertyChanges)
+ , _start(0)
+ , _length(0)
+ , _position(0)
+ , _last_position(0)
+ , _positional_lock_style(AudioTime)
, _sync_position(_start)
, _layer(0)
, _first_edit(EditChangesNothing)
, _frozen(0)
+ , _stretch(1.0)
+ , _shift(1.0)
, _read_data_count(0)
, _pending_changed(Change(0))
, _last_layer_op(0)
+ , _pending_explicit_relayer (false)
{
- set<boost::shared_ptr<Source> > unique_srcs;
-
- for (SourceList::iterator i=srcs.begin(); i != srcs.end(); ++i) {
- _sources.push_back (*i);
- (*i)->GoingAway.connect (bind (mem_fun (*this, &Region::source_deleted), (*i)));
- unique_srcs.insert (*i);
- }
+ use_sources (srcs);
- for (SourceList::iterator i = srcs.begin(); i != srcs.end(); ++i) {
- _master_sources.push_back (*i);
- if (unique_srcs.find (*i) == unique_srcs.end()) {
- (*i)->GoingAway.connect (bind (mem_fun (*this, &Region::source_deleted), (*i)));
- }
- }
-
- if (set_state (node)) {
+ if (set_state (node, Stateful::loading_state_version)) {
throw failed_constructor();
}
}
Region::Region (boost::shared_ptr<Source> src, const XMLNode& node)
- : Automatable(src->session(), X_("error: XML did not reset this"))
+ : SessionObject(src->session(), X_("error: XML did not reset this"))
, _type(DataType::NIL)
- , _flags(Flag(0))
- , _start(0)
- , _length(0)
- , _position(0)
+ , _flags(DoNotSendPropertyChanges)
+ , _start(0)
+ , _length(0)
+ , _position(0)
+ , _last_position(0)
+ , _positional_lock_style(AudioTime)
, _sync_position(_start)
, _layer(0)
, _first_edit(EditChangesNothing)
, _frozen(0)
+ , _stretch(1.0)
+ , _shift(1.0)
, _read_data_count(0)
, _pending_changed(Change(0))
, _last_layer_op(0)
+ , _pending_explicit_relayer (false)
{
_sources.push_back (src);
- if (set_state (node)) {
+ if (set_state (node, Stateful::loading_state_version)) {
throw failed_constructor();
}
-
+
assert(_type != DataType::NIL);
assert(_sources.size() > 0);
}
Region::~Region ()
{
- boost::shared_ptr<Playlist> pl (playlist());
-
- if (pl) {
- for (SourceList::const_iterator i = _sources.begin(); i != _sources.end(); ++i) {
- (*i)->remove_playlist (pl);
- }
- }
-
- notify_callbacks ();
- GoingAway (); /* EMIT SIGNAL */
+ DEBUG_TRACE (DEBUG::Destruction, string_compose ("Region %1 destructor @ %2\n", _name, this));
}
void
-Region::set_playlist (boost::weak_ptr<Playlist> wpl)
+Region::copy_stuff (boost::shared_ptr<const Region> other, nframes_t /*offset*/, nframes_t length, const string& name, layer_t layer, Flag flags)
{
- boost::shared_ptr<Playlist> old_playlist = (_playlist.lock());
-
- boost::shared_ptr<Playlist> pl (wpl.lock());
-
- if (old_playlist == pl) {
- return;
- }
+ _frozen = 0;
+ _pending_changed = Change (0);
+ _read_data_count = 0;
+ _valid_transients = false;
+
+ _length = length;
+ _last_length = length;
+ _sync_position = other->_sync_position;
+ _ancestral_start = other->_ancestral_start;
+ _ancestral_length = other->_ancestral_length;
+ _stretch = other->_stretch;
+ _shift = other->_shift;
+ _name = name;
+ _last_position = 0;
+ _position = 0;
+ _layer = layer;
+ _flags = Flag (flags & ~(Locked|WholeFile|Hidden));
+ _first_edit = EditChangesNothing;
+ _last_layer_op = 0;
+ _positional_lock_style = AudioTime;
- _playlist = pl;
+ use_sources (other->_sources);
+}
- if (pl) {
- if (old_playlist) {
- for (SourceList::const_iterator i = _sources.begin(); i != _sources.end(); ++i) {
- (*i)->remove_playlist (_playlist);
- (*i)->add_playlist (pl);
- }
- } else {
- for (SourceList::const_iterator i = _sources.begin(); i != _sources.end(); ++i) {
- (*i)->add_playlist (pl);
- }
- }
- } else {
- if (old_playlist) {
- for (SourceList::const_iterator i = _sources.begin(); i != _sources.end(); ++i) {
- (*i)->remove_playlist (old_playlist);
- }
- }
- }
+void
+Region::set_playlist (boost::weak_ptr<Playlist> wpl)
+{
+ _playlist = wpl.lock();
}
bool
{
if (_name != str) {
SessionObject::set_name(str); // EMIT SIGNAL NameChanged()
- assert(_name == str);
+ assert(_name == str);
send_change (ARDOUR::NameChanged);
}
}
void
-Region::set_length (nframes_t len, void *src)
+Region::set_length (nframes_t len, void */*src*/)
{
+ //cerr << "Region::set_length() len = " << len << endl;
if (_flags & Locked) {
return;
}
if (_length != len && len != 0) {
- /* check that the current _position wouldn't make the new
+ /* check that the current _position wouldn't make the new
length impossible.
*/
if (!verify_length (len)) {
return;
}
-
+
+
+ _last_length = _length;
_length = len;
_flags = Region::Flag (_flags & ~WholeFile);
first_edit ();
maybe_uncopy ();
+ invalidate_transients ();
if (!_frozen) {
recompute_at_end ();
if (_first_edit != EditChangesNothing && pl) {
- _name = pl->session().new_region_name (_name);
+ _name = _session.new_region_name (_name);
_first_edit = EditChangesNothing;
send_change (ARDOUR::NameChanged);
if (!pl) {
return false;
}
-
+
boost::shared_ptr<Region> whole_file_region = get_parent();
if (whole_file_region) {
if (!pl) {
return;
}
-
+
boost::shared_ptr<Region> whole_file_region = get_parent();
if (whole_file_region) {
set_position (whole_file_region->position() + _start, src);
}
}
-
+
void
Region::special_set_position (nframes_t pos)
{
- /* this is used when creating a whole file region as
+ /* 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 (nframes_t pos, void *src)
+Region::set_position_lock_style (PositionLockStyle ps)
+{
+ boost::shared_ptr<Playlist> pl (playlist());
+
+ if (!pl) {
+ return;
+ }
+
+ _positional_lock_style = ps;
+
+ if (_positional_lock_style == MusicTime) {
+ _session.tempo_map().bbt_time (_position, _bbt_time);
+ }
+
+}
+
+void
+Region::update_position_after_tempo_map_change ()
+{
+ boost::shared_ptr<Playlist> pl (playlist());
+
+ if (!pl || _positional_lock_style != MusicTime) {
+ return;
+ }
+
+ TempoMap& map (_session.tempo_map());
+ nframes_t pos = map.frame_time (_bbt_time);
+ set_position_internal (pos, false);
+}
+
+void
+Region::set_position (nframes_t pos, void* /*src*/)
{
if (!can_move()) {
return;
}
+ set_position_internal (pos, true);
+}
+
+void
+Region::set_position_internal (nframes_t pos, bool allow_bbt_recompute)
+{
if (_position != pos) {
+ _last_position = _position;
_position = pos;
/* check that the new _position wouldn't make the current
- length impossible - if so, change the length.
+ length impossible - if so, change the length.
XXX is this the right thing to do?
*/
if (max_frames - _length < _position) {
+ _last_length = _length;
_length = max_frames - _position;
}
+
+ if (allow_bbt_recompute) {
+ recompute_position_from_lock_style ();
+ }
+
+ invalidate_transients ();
}
/* do this even if the position is the same. this helps out
}
void
-Region::set_position_on_top (nframes_t pos, void *src)
+Region::set_position_on_top (nframes_t pos, void* /*src*/)
{
if (_flags & Locked) {
return;
}
if (_position != pos) {
+ _last_position = _position;
_position = pos;
}
/* do this even if the position is the same. this helps out
a GUI that has moved its representation already.
*/
-
+
send_change (PositionChanged);
}
void
-Region::nudge_position (long n, void *src)
+Region::recompute_position_from_lock_style ()
+{
+ if (_positional_lock_style == MusicTime) {
+ _session.tempo_map().bbt_time (_position, _bbt_time);
+ }
+}
+
+void
+Region::nudge_position (nframes64_t n, void* /*src*/)
{
if (_flags & Locked) {
return;
if (n == 0) {
return;
}
-
+
+ _last_position = _position;
+
if (n > 0) {
if (_position > max_frames - n) {
_position = max_frames;
}
void
-Region::set_ancestral_data (nframes64_t s, nframes64_t l, float st)
+Region::set_ancestral_data (nframes64_t s, nframes64_t l, float st, float sh)
{
_ancestral_length = l;
_ancestral_start = s;
_stretch = st;
+ _shift = sh;
}
void
-Region::set_start (nframes_t pos, void *src)
+Region::set_start (nframes_t pos, void* /*src*/)
{
if (_flags & (Locked|PositionLocked)) {
return;
_start = pos;
_flags = Region::Flag (_flags & ~WholeFile);
first_edit ();
+ invalidate_transients ();
send_change (StartChanged);
}
}
void
-Region::trim_start (nframes_t new_position, void *src)
+Region::trim_start (nframes_t new_position, void */*src*/)
{
if (_flags & (Locked|PositionLocked)) {
return;
}
nframes_t new_start;
int32_t start_shift;
-
+
if (new_position > _position) {
start_shift = new_position - _position;
} else {
if (new_start == _start) {
return;
}
-
+
_start = new_start;
_flags = Region::Flag (_flags & ~WholeFile);
first_edit ();
}
if (new_position < end) { /* can't trim it zero or negative length */
-
+
nframes_t newlen;
/* can't trim it back passed 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, src);
if (!_frozen) {
recompute_at_start ();
}
}
+/** @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 (nframes_t new_endpoint, void *src)
+Region::trim_end (nframes_t new_endpoint, void */*src*/)
{
if (_flags & Locked) {
return;
}
if (new_endpoint > _position) {
- trim_to_internal (_position, new_endpoint - _position, this);
+ trim_to_internal (_position, new_endpoint - _position + 1, this);
if (!_frozen) {
recompute_at_end ();
}
}
void
-Region::trim_to_internal (nframes_t position, nframes_t length, void *src)
+Region::trim_to_internal (nframes_t position, nframes_t length, void */*src*/)
{
int32_t start_shift;
nframes_t new_start;
what_changed = Change (what_changed|StartChanged);
}
if (_length != length) {
+ if (!_frozen) {
+ _last_length = _length;
+ }
_length = length;
what_changed = Change (what_changed|LengthChanged);
}
if (_position != position) {
+ if (!_frozen) {
+ _last_position = _position;
+ }
_position = position;
what_changed = Change (what_changed|PositionChanged);
}
-
+
_flags = Region::Flag (_flags & ~WholeFile);
if (what_changed & (StartChanged|LengthChanged)) {
first_edit ();
- }
+ }
if (what_changed) {
send_change (what_changed);
}
-}
+}
void
Region::set_hidden (bool yn)
void
Region::set_sync_position (nframes_t absolute_pos)
{
- nframes_t file_pos;
-
- file_pos = _start + (absolute_pos - _position);
+ nframes_t const file_pos = _start + (absolute_pos - _position);
if (file_pos != _sync_position) {
-
+
_sync_position = file_pos;
_flags = Flag (_flags|SyncMarked);
if (_flags & SyncMarked) {
if (_sync_position > _start) {
dir = 1;
- return _sync_position - _start;
+ return _sync_position - _start;
} else {
dir = -1;
return _start - _sync_position;
}
}
-nframes_t
-Region::adjust_to_sync (nframes_t pos)
+nframes_t
+Region::adjust_to_sync (nframes_t pos) const
{
int sync_dir;
nframes_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 (max_frames - pos > offset) {
- pos += offset;
- }
- } else {
if (pos > offset) {
pos -= offset;
} else {
pos = 0;
}
+ } else {
+ if (max_frames - pos > offset) {
+ pos += offset;
+ }
}
return pos;
Region::sync_position() const
{
if (_flags & SyncMarked) {
- return _sync_position;
+ return _sync_position;
} else {
return _start;
}
}
+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 ()
{
if (_layer != l) {
_layer = l;
-
+
send_change (LayerChanged);
}
}
XMLNode&
-Region::state (bool full_state)
+Region::state (bool /*full_state*/)
{
XMLNode *node = new XMLNode ("Region");
char buf[64];
node->add_property ("length", buf);
snprintf (buf, sizeof (buf), "%u", _position);
node->add_property ("position", buf);
- snprintf (buf, sizeof (buf), "%lu", _ancestral_start);
+ snprintf (buf, sizeof (buf), "%" PRIi64, _ancestral_start);
node->add_property ("ancestral-start", buf);
- snprintf (buf, sizeof (buf), "%lu", _ancestral_length);
+ snprintf (buf, sizeof (buf), "%" PRIi64, _ancestral_length);
node->add_property ("ancestral-length", buf);
snprintf (buf, sizeof (buf), "%.12g", _stretch);
node->add_property ("stretch", buf);
-
+ snprintf (buf, sizeof (buf), "%.12g", _shift);
+ node->add_property ("shift", buf);
+
switch (_first_edit) {
case EditChangesNothing:
fe = X_("nothing");
break;
}
- node->add_property ("first_edit", fe);
+ node->add_property ("first-edit", fe);
/* note: flags are stored by derived classes */
snprintf (buf, sizeof (buf), "%" PRIu32, _sync_position);
node->add_property ("sync-position", buf);
+ if (_positional_lock_style != AudioTime) {
+ node->add_property ("positional-lock-style", enum_2_string (_positional_lock_style));
+ stringstream str;
+ str << _bbt_time;
+ node->add_property ("bbt-position", str.str());
+ }
+
return *node;
}
}
int
-Region::set_live_state (const XMLNode& node, Change& what_changed, bool send)
+Region::set_live_state (const XMLNode& node, int /*version*/, Change& what_changed, bool send)
{
const XMLNodeList& nlist = node.children();
const XMLProperty *prop;
nframes_t val;
- /* this is responsible for setting those aspects of Region state
+ /* this is responsible for setting those aspects of Region state
that are mutable after construction.
*/
}
_name = prop->value();
-
+
if ((prop = node.property ("type")) == 0) {
_type = DataType::AUDIO;
} else {
if ((prop = node.property ("start")) != 0) {
sscanf (prop->value().c_str(), "%" PRIu32, &val);
if (val != _start) {
- what_changed = Change (what_changed|StartChanged);
+ what_changed = Change (what_changed|StartChanged);
+ cerr << _name << " start changed\n";
_start = val;
}
} else {
sscanf (prop->value().c_str(), "%" PRIu32, &val);
if (val != _length) {
what_changed = Change (what_changed|LengthChanged);
+ cerr << _name << " length changed\n";
+ _last_length = _length;
_length = val;
}
} else {
+ _last_length = _length;
_length = 1;
}
sscanf (prop->value().c_str(), "%" PRIu32, &val);
if (val != _position) {
what_changed = Change (what_changed|PositionChanged);
+ cerr << _name << " position changed\n";
+ _last_position = _position;
_position = val;
}
} else {
+ _last_position = _position;
_position = 0;
}
x = (layer_t) atoi (prop->value().c_str());
if (x != _layer) {
what_changed = Change (what_changed|LayerChanged);
+ cerr << _name << " layer changed\n";
_layer = x;
}
} else {
sscanf (prop->value().c_str(), "%" PRIu32, &val);
if (val != _sync_position) {
what_changed = Change (what_changed|SyncOffsetChanged);
+ cerr << _name << " sync changed\n";
_sync_position = val;
}
} else {
_sync_position = _start;
}
+ if ((prop = node.property ("positional-lock-style")) != 0) {
+ _positional_lock_style = PositionLockStyle (string_2_enum (prop->value(), _positional_lock_style));
+
+ if (_positional_lock_style == MusicTime) {
+ if ((prop = node.property ("bbt-position")) == 0) {
+ /* missing BBT info, revert to audio time locking */
+ _positional_lock_style = AudioTime;
+ } else {
+ if (sscanf (prop->value().c_str(), "%d|%d|%d",
+ &_bbt_time.bars,
+ &_bbt_time.beats,
+ &_bbt_time.ticks) != 3) {
+ _positional_lock_style = AudioTime;
+ }
+ }
+ }
+
+ } else {
+ _positional_lock_style = AudioTime;
+ }
+
/* XXX FIRST EDIT !!! */
-
+
/* these 3 properties never change as a result of any editing */
if ((prop = node.property ("ancestral-start")) != 0) {
- _ancestral_start = atoi (prop->value());
+ _ancestral_start = strtoll (prop->value().c_str(), 0, 10);
} else {
_ancestral_start = _start;
}
if ((prop = node.property ("ancestral-length")) != 0) {
- _ancestral_length = atoi (prop->value());
+ _ancestral_length = strtoll (prop->value().c_str(), 0, 10);
} else {
_ancestral_length = _length;
}
if ((prop = node.property ("stretch")) != 0) {
_stretch = atof (prop->value());
+
+ /* fix problem with old sessions corrupted by an impossible
+ value for _stretch
+ */
+ if (_stretch == 0.0) {
+ _stretch = 1.0;
+ }
} else {
_stretch = 1.0;
}
- /* note: derived classes set flags */
+ if ((prop = node.property ("shift")) != 0) {
+ _shift = atof (prop->value());
- if (_extra_xml) {
- delete _extra_xml;
- _extra_xml = 0;
+ /* fix problem with old sessions corrupted by an impossible
+ value for _shift
+ */
+ if (_shift == 0.0) {
+ _shift = 1.0;
+ }
+ } else {
+ _shift = 1.0;
}
+
+ /* note: derived classes set flags */
+
+ delete _extra_xml;
+ _extra_xml = 0;
+
for (XMLNodeConstIterator niter = nlist.begin(); niter != nlist.end(); ++niter) {
-
+
XMLNode *child;
-
+
child = (*niter);
-
- if (child->name () == "extra") {
+
+ if (child->name () == "Extra") {
_extra_xml = new XMLNode (*child);
break;
}
}
if (send) {
+ cerr << _name << ": final change to be sent: " << hex << what_changed << dec << endl;
send_change (what_changed);
}
}
int
-Region::set_state (const XMLNode& node)
+Region::set_state (const XMLNode& node, int version)
{
const XMLProperty *prop;
Change what_changed = Change (0);
}
_id = prop->value();
-
+
_first_edit = EditChangesNothing;
-
- set_live_state (node, what_changed, true);
+
+ set_live_state (node, version, what_changed, true);
return 0;
}
Region::freeze ()
{
_frozen++;
+ _last_length = _length;
+ _last_position = _position;
}
void
-Region::thaw (const string& why)
+Region::thaw (const string& /*why*/)
{
Change what_changed = Change (0);
if (what_changed & LengthChanged) {
if (what_changed & PositionChanged) {
recompute_at_start ();
- }
+ }
recompute_at_end ();
}
-
- StateChanged (what_changed);
+
+ send_change (what_changed);
}
void
Region::send_change (Change what_changed)
{
+
{
Glib::Mutex::Lock lm (_lock);
if (_frozen) {
_pending_changed = Change (_pending_changed|what_changed);
return;
- }
+ }
}
+ cerr << _name << " actually sends " << hex << what_changed << dec << " @" << get_microseconds() << endl;
StateChanged (what_changed);
+ cerr << _name << " done with " << hex << what_changed << dec << " @" << get_microseconds() << endl;
+
+ if (!(_flags & DoNotSendPropertyChanges)) {
+
+ /* 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();
+ cerr << _name << " actually sends prop change " << hex << what_changed << dec << " @ " << get_microseconds() << endl;
+ RegionPropertyChanged (rptr);
+ cerr << _name << " done with prop change @ " << get_microseconds() << endl;
+ } catch (...) {
+ /* no shared_ptr available, relax; */
+ }
+ }
+
}
void
}
void
-Region::source_deleted (boost::shared_ptr<Source>)
+Region::source_deleted (boost::weak_ptr<Source>)
{
- delete this;
+ _sources.clear ();
+
+ 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>
}
void
-Region::set_master_sources (SourceList& srcs)
+Region::set_master_sources (const SourceList& srcs)
{
_master_sources = srcs;
+ assert (_sources.size() == _master_sources.size());
}
bool
return true;
}
+bool
+Region::uses_source (boost::shared_ptr<const Source> source) const
+{
+ for (SourceList::const_iterator i = _sources.begin(); i != _sources.end(); ++i) {
+ if (*i == source) {
+ return true;
+ }
+ }
+ return false;
+}
+
+sframes_t
+Region::source_length(uint32_t n) const
+{
+ return _sources[n]->length(_position - _start);
+}
+
bool
Region::verify_length (nframes_t len)
{
+ if (source() && (source()->destructive() || source()->length_mutable())) {
+ return true;
+ }
+
+ nframes_t maxlen = 0;
+
for (uint32_t n=0; n < _sources.size(); ++n) {
- if (_start > _sources[n]->length() - len) {
- return false;
- }
+ maxlen = max (maxlen, (nframes_t)source_length(n) - _start);
}
+
+ len = min (len, maxlen);
+
return true;
}
bool
-Region::verify_start_and_length (nframes_t new_start, nframes_t new_length)
+Region::verify_start_and_length (nframes_t new_start, nframes_t& new_length)
{
+ if (source() && (source()->destructive() || source()->length_mutable())) {
+ return true;
+ }
+
+ nframes_t maxlen = 0;
+
for (uint32_t n=0; n < _sources.size(); ++n) {
- if (new_length > _sources[n]->length() - new_start) {
- return false;
- }
+ maxlen = max (maxlen, (nframes_t)source_length(n) - new_start);
}
+
+ new_length = min (new_length, maxlen);
+
return true;
}
+
bool
Region::verify_start (nframes_t pos)
{
+ if (source() && (source()->destructive() || source()->length_mutable())) {
+ return true;
+ }
+
for (uint32_t n=0; n < _sources.size(); ++n) {
- if (pos > _sources[n]->length() - _length) {
+ if (pos > source_length(n) - _length) {
return false;
}
}
bool
Region::verify_start_mutable (nframes_t& new_start)
{
+ if (source() && (source()->destructive() || source()->length_mutable())) {
+ return true;
+ }
+
for (uint32_t n=0; n < _sources.size(); ++n) {
- if (new_start > _sources[n]->length() - _length) {
- new_start = _sources[n]->length() - _length;
+ if (new_start > source_length(n) - _length) {
+ new_start = source_length(n) - _length;
}
}
return true;
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 = pl->session().find_whole_file_parent (grrr2))) {
+
+ if (grrr2 && (r = _session.find_whole_file_parent (grrr2))) {
return boost::static_pointer_cast<Region> (r);
}
}
-
+
return boost::shared_ptr<Region>();
}
}
+void
+Region::invalidate_transients ()
+{
+ _valid_transients = false;
+ _transients.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)->DropReferences.connect_same_thread (*this, boost::bind (&Region::source_deleted, this, boost::weak_ptr<Source>(*i)));
+ unique_srcs.insert (*i);
+ }
+
+ for (SourceList::const_iterator i = s.begin (); i != s.end(); ++i) {
+ _master_sources.push_back (*i);
+ if (unique_srcs.find (*i) == unique_srcs.end()) {
+ (*i)->DropReferences.connect_same_thread (*this, boost::bind (&Region::source_deleted, this, boost::weak_ptr<Source>(*i)));
+ }
+ }
+}
+