along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id$
*/
#include <set>
#include <pbd/failed_constructor.h>
#include <pbd/stl_delete.h>
#include <pbd/xml++.h>
+#include <pbd/stacktrace.h>
#include <ardour/playlist.h>
#include <ardour/session.h>
#include <ardour/region.h>
#include <ardour/region_factory.h>
+#include <ardour/playlist_factory.h>
#include "i18n.h"
using namespace ARDOUR;
using namespace PBD;
-sigc::signal<void,Playlist*> Playlist::PlaylistCreated;
-
struct ShowMeTheList {
- ShowMeTheList (Playlist *pl, const string& n) : playlist (pl), name (n) {}
+ ShowMeTheList (boost::shared_ptr<Playlist> pl, const string& n) : playlist (pl), name (n) {}
~ShowMeTheList () {
cerr << ">>>>" << name << endl; playlist->dump(); cerr << "<<<<" << name << endl << endl;
};
- Playlist *playlist;
+ boost::shared_ptr<Playlist> playlist;
string name;
};
}
};
-Playlist::Playlist (Session& sess, string nom, bool hide)
- : _session (sess)
+
+Playlist::Playlist (Session& sess, string nom, DataType type, bool hide)
+ : SessionObject(sess, nom)
+ , _type(type)
{
init (hide);
+ first_set_state = false;
_name = nom;
}
-Playlist::Playlist (Session& sess, const XMLNode& node, bool hide)
- : _session (sess)
+Playlist::Playlist (Session& sess, const XMLNode& node, DataType type, bool hide)
+ : SessionObject(sess, "unnamed playlist")
+ , _type(type)
{
+ const XMLProperty* prop = node.property("type");
+ assert(!prop || DataType(prop->value()) == _type);
+
init (hide);
_name = "unnamed"; /* reset by set_state */
-
- if (set_state (node)) {
- throw failed_constructor();
- }
+
+ /* set state called by derived class */
}
-Playlist::Playlist (const Playlist& other, string namestr, bool hide)
- : _name (namestr), _session (other._session), _orig_diskstream_id(other._orig_diskstream_id)
+Playlist::Playlist (boost::shared_ptr<const Playlist> other, string namestr, bool hide)
+ : SessionObject(other->_session, namestr), _type(other->_type), _orig_diskstream_id(other->_orig_diskstream_id)
{
init (hide);
RegionList tmp;
- other.copy_regions (tmp);
+ other->copy_regions (tmp);
- in_set_state = true;
+ in_set_state++;
for (list<boost::shared_ptr<Region> >::iterator x = tmp.begin(); x != tmp.end(); ++x) {
- add_region_internal( (*x), (*x)->position() );
+ add_region_internal( (*x), (*x)->position());
}
- in_set_state = false;
+ in_set_state--;
- _splicing = other._splicing;
- _nudging = other._nudging;
- _edit_mode = other._edit_mode;
+ _splicing = other->_splicing;
+ _nudging = other->_nudging;
+ _edit_mode = other->_edit_mode;
- in_set_state = false;
+ in_set_state = 0;
+ first_set_state = false;
in_flush = false;
in_partition = false;
subcnt = 0;
_read_data_count = 0;
- _frozen = other._frozen;
-
- layer_op_counter = other.layer_op_counter;
- freeze_length = other.freeze_length;
+ _frozen = other->_frozen;
+ layer_op_counter = other->layer_op_counter;
+ freeze_length = other->freeze_length;
}
-Playlist::Playlist (const Playlist& other, nframes_t start, nframes_t cnt, string str, bool hide)
- : _name (str), _session (other._session), _orig_diskstream_id(other._orig_diskstream_id)
+Playlist::Playlist (boost::shared_ptr<const Playlist> other, nframes_t start, nframes_t cnt, string str, bool hide)
+ : SessionObject(other->_session, str), _type(other->_type), _orig_diskstream_id(other->_orig_diskstream_id)
{
- RegionLock rlock2 (&((Playlist&)other));
-
+ RegionLock rlock2 (const_cast<Playlist*> (other.get()));
+
nframes_t end = start + cnt - 1;
init (hide);
- for (RegionList::const_iterator i = other.regions.begin(); i != other.regions.end(); i++) {
+ in_set_state++;
+
+ for (RegionList::const_iterator i = other->regions.begin(); i != other->regions.end(); i++) {
boost::shared_ptr<Region> region;
boost::shared_ptr<Region> new_region;
new_region = RegionFactory::RegionFactory::create (region, offset, len, new_name, region->layer(), region->flags());
- add_region_internal (new_region, position, true);
+ add_region_internal (new_region, position);
}
+ in_set_state--;
+ first_set_state = false;
+
/* this constructor does NOT notify others (session) */
}
void
-Playlist::ref ()
+Playlist::use ()
{
++_refcnt;
- InUse (this, true); /* EMIT SIGNAL */
+ InUse (true); /* EMIT SIGNAL */
}
void
-Playlist::unref ()
+Playlist::release ()
{
if (_refcnt > 0) {
_refcnt--;
}
+
if (_refcnt == 0) {
- InUse (this, false); /* EMIT SIGNAL */
-
- if (_hidden) {
- /* nobody knows we exist */
- delete this;
- }
+ InUse (false); /* EMIT SIGNAL */
}
}
-
void
Playlist::copy_regions (RegionList& newlist) const
{
g_atomic_int_set (&ignore_state_changes, 0);
pending_modified = false;
pending_length = false;
+ first_set_state = true;
_refcnt = 0;
_hidden = hide;
_splicing = false;
+ _shuffling = false;
_nudging = false;
- in_set_state = false;
+ in_set_state = 0;
_edit_mode = Config->get_edit_mode();
in_flush = false;
in_partition = false;
}
Playlist::Playlist (const Playlist& pl)
- : _session (pl._session)
+ : SessionObject(pl._session, pl._name)
+ , _type(pl.data_type())
{
fatal << _("playlist const copy constructor called") << endmsg;
}
Playlist::Playlist (Playlist& pl)
- : _session (pl._session)
+ : SessionObject(pl._session, pl._name)
+ , _type(pl.data_type())
{
fatal << _("playlist non-const copy constructor called") << endmsg;
}
Playlist::~Playlist ()
{
+ {
+ RegionLock rl (this);
+
+ for (set<boost::shared_ptr<Region> >::iterator i = all_regions.begin(); i != all_regions.end(); ++i) {
+ (*i)->set_playlist (boost::shared_ptr<Playlist>());
+ }
+ }
+
/* GoingAway must be emitted by derived classes */
}
-void
+bool
Playlist::set_name (const string& str)
{
/* in a typical situation, a playlist is being used
*/
if (_refcnt > 2) {
- return;
+ return false;
+ } else {
+ return SessionObject::set_name(str);
}
-
- _name = str;
- NameChanged(); /* EMIT SIGNAL */
}
/***********************************************************************
/* this might not be true, but we have to act
as though it could be.
*/
+ pending_length = false;
LengthChanged (); /* EMIT SIGNAL */
+ pending_modified = false;
Modified (); /* EMIT SIGNAL */
}
}
pending_modified = true;
pending_length = true;
} else {
+ pending_length = false;
LengthChanged (); /* EMIT SIGNAL */
+ pending_modified = false;
Modified (); /* EMIT SIGNAL */
}
}
if (holding_state ()) {
pending_length = true;
} else {
+ pending_length = false;
LengthChanged(); /* EMIT SIGNAL */
+ pending_modified = false;
Modified (); /* EMIT SIGNAL */
}
}
timestamp_layer_op (*r);
}
pending_length = true;
- n++;
- }
-
- for (RegionList::iterator r = pending_bounds.begin(); r != pending_bounds.end(); ++r) {
dependent_checks_needed.insert (*r);
- /* don't increment n again - its the same list */
+ n++;
}
for (s = pending_adds.begin(); s != pending_adds.end(); ++s) {
n++;
}
- for (s = dependent_checks_needed.begin(); s != dependent_checks_needed.end(); ++s) {
- check_dependents (*s, false);
- }
-
for (s = pending_removes.begin(); s != pending_removes.end(); ++s) {
remove_dependents (*s);
n++;
if (n || pending_modified) {
if (!in_set_state) {
- possibly_splice ();
relayer ();
}
pending_modified = false;
Modified (); /* EMIT SIGNAL */
+
+ }
+
+ for (s = dependent_checks_needed.begin(); s != dependent_checks_needed.end(); ++s) {
+ check_dependents (*s, false);
}
pending_adds.clear ();
Playlist::add_region (boost::shared_ptr<Region> region, nframes_t position, float times)
{
RegionLock rlock (this);
-
+ delay_notifications();
times = fabs (times);
int itimes = (int) floor (times);
nframes_t pos = position;
if (itimes >= 1) {
- add_region_internal (region, pos, true);
+ add_region_internal (region, pos);
pos += region->length();
--itimes;
}
- /* later regions will all be spliced anyway */
- if (!holding_state ()) {
- possibly_splice_unlocked ();
- }
-
/* note that itimes can be zero if we being asked to just
insert a single fraction of the region.
*/
for (int i = 0; i < itimes; ++i) {
boost::shared_ptr<Region> copy = RegionFactory::create (region);
- add_region_internal (copy, pos, true);
+ add_region_internal (copy, pos);
pos += region->length();
}
+ nframes_t length = 0;
+
if (floor (times) != times) {
- nframes_t length = (nframes_t) floor (region->length() * (times - floor (times)));
+ length = (nframes_t) floor (region->length() * (times - floor (times)));
string name;
_session.region_name (name, region->name(), false);
boost::shared_ptr<Region> sub = RegionFactory::create (region, 0, length, name, region->layer(), region->flags());
- add_region_internal (sub, pos, true);
+ add_region_internal (sub, pos);
+ }
+
+
+ possibly_splice_unlocked (position, (pos + length) - position, boost::shared_ptr<Region>());
+ release_notifications ();
+}
+
+void
+Playlist::set_region_ownership ()
+{
+ RegionLock rl (this);
+ RegionList::iterator i;
+ boost::weak_ptr<Playlist> pl (shared_from_this());
+
+ for (i = regions.begin(); i != regions.end(); ++i) {
+ (*i)->set_playlist (pl);
}
}
void
-Playlist::add_region_internal (boost::shared_ptr<Region> region, nframes_t position, bool delay_sort)
+Playlist::add_region_internal (boost::shared_ptr<Region> region, nframes_t position)
{
RegionSortByPosition cmp;
nframes_t old_length = 0;
old_length = _get_maximum_extent();
}
- region->set_playlist (this);
+ if (!first_set_state) {
+ boost::shared_ptr<Playlist> foo (shared_from_this());
+ region->set_playlist (boost::weak_ptr<Playlist>(foo));
+ }
+
region->set_position (position, this);
timestamp_layer_op (region);
regions.insert (upper_bound (regions.begin(), regions.end(), region, cmp), region);
all_regions.insert (region);
+ possibly_splice_unlocked (position, region->length(), region);
+
if (!holding_state () && !in_set_state) {
/* layers get assigned from XML state */
relayer ();
{
RegionLock rlock (this);
+ bool old_sp = _splicing;
+ _splicing = true;
+
remove_region_internal (old);
add_region_internal (newr, pos);
- if (!holding_state ()) {
- possibly_splice_unlocked ();
- }
+ _splicing = old_sp;
+
+ possibly_splice_unlocked (pos, (nframes64_t) old->length() - (nframes64_t) newr->length());
}
void
{
RegionLock rlock (this);
remove_region_internal (region);
-
- if (!holding_state ()) {
- possibly_splice_unlocked ();
- }
}
int
-Playlist::remove_region_internal (boost::shared_ptr<Region>region, bool delay_sort)
+Playlist::remove_region_internal (boost::shared_ptr<Region> region)
{
RegionList::iterator i;
nframes_t old_length = 0;
- cerr << "removing region " << region->name() << " holding = " << holding_state() << endl;
-
if (!holding_state()) {
old_length = _get_maximum_extent();
}
+ if (!in_set_state) {
+ /* unset playlist */
+ region->set_playlist (boost::weak_ptr<Playlist>());
+ }
+
for (i = regions.begin(); i != regions.end(); ++i) {
if (*i == region) {
+ nframes_t pos = (*i)->position();
+ nframes64_t distance = (*i)->length();
+
regions.erase (i);
+ possibly_splice_unlocked (pos, -distance);
+
if (!holding_state ()) {
relayer ();
remove_dependents (region);
return 0;
}
}
+
+
+
return -1;
}
void
Playlist::get_equivalent_regions (boost::shared_ptr<Region> other, vector<boost::shared_ptr<Region> >& results)
{
- for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
- if (Config->get_use_overlap_equivalency()) {
+ if (Config->get_use_overlap_equivalency()) {
+ for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
if ((*i)->overlap_equivalent (other)) {
results.push_back ((*i));
- } else if ((*i)->equivalent (other)) {
+ }
+ }
+ } else {
+ for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
+ if ((*i)->equivalent (other)) {
results.push_back ((*i));
}
}
_session.region_name (new_name, current->name(), false);
region = RegionFactory::create (current, pos2 - pos1, pos3 - pos2, new_name,
regions.size(), Region::Flag(current->flags()|Region::Automatic|Region::LeftOfSplit|Region::RightOfSplit));
- add_region_internal (region, start, true);
+ add_region_internal (region, start);
new_regions.push_back (region);
}
region = RegionFactory::create (current, pos3 - pos1, pos4 - pos3, new_name,
regions.size(), Region::Flag(current->flags()|Region::Automatic|Region::RightOfSplit));
- add_region_internal (region, end, true);
+ add_region_internal (region, end);
new_regions.push_back (region);
/* "front" ***** */
_session.region_name (new_name, current->name(), false);
region = RegionFactory::create (current, pos2 - pos1, pos4 - pos2, new_name, (layer_t) regions.size(),
Region::Flag(current->flags()|Region::Automatic|Region::LeftOfSplit));
- add_region_internal (region, start, true);
+ add_region_internal (region, start);
new_regions.push_back (region);
}
_session.region_name (new_name, current->name(), false);
region = RegionFactory::create (current, 0, pos3 - pos1, new_name,
regions.size(), Region::Flag(current->flags()|Region::Automatic|Region::RightOfSplit));
- add_region_internal (region, pos1, true);
+ add_region_internal (region, pos1);
new_regions.push_back (region);
}
}
}
-Playlist*
-Playlist::cut_copy (Playlist* (Playlist::*pmf)(nframes_t, nframes_t,bool), list<AudioRange>& ranges, bool result_is_hidden)
+boost::shared_ptr<Playlist>
+Playlist::cut_copy (boost::shared_ptr<Playlist> (Playlist::*pmf)(nframes_t, nframes_t,bool), list<AudioRange>& ranges, bool result_is_hidden)
{
- Playlist* ret;
- Playlist* pl;
+ boost::shared_ptr<Playlist> ret;
+ boost::shared_ptr<Playlist> pl;
nframes_t start;
if (ranges.empty()) {
- return 0;
+ return boost::shared_ptr<Playlist>();
}
start = ranges.front().start;
-
for (list<AudioRange>::iterator i = ranges.begin(); i != ranges.end(); ++i) {
pl = (this->*pmf)((*i).start, (*i).length(), result_is_hidden);
chopped.
*/
- ret->paste (*pl, (*i).start - start, 1.0f);
- delete pl;
+ ret->paste (pl, (*i).start - start, 1.0f);
}
}
- if (ret) {
- /* manually notify session of new playlist here
- because the playlists were constructed without notifying
- */
- PlaylistCreated (ret);
- }
-
return ret;
}
-Playlist*
+boost::shared_ptr<Playlist>
Playlist::cut (list<AudioRange>& ranges, bool result_is_hidden)
{
- Playlist* (Playlist::*pmf)(nframes_t,nframes_t,bool) = &Playlist::cut;
+ boost::shared_ptr<Playlist> (Playlist::*pmf)(nframes_t,nframes_t,bool) = &Playlist::cut;
return cut_copy (pmf, ranges, result_is_hidden);
}
-Playlist*
+boost::shared_ptr<Playlist>
Playlist::copy (list<AudioRange>& ranges, bool result_is_hidden)
{
- Playlist* (Playlist::*pmf)(nframes_t,nframes_t,bool) = &Playlist::copy;
+ boost::shared_ptr<Playlist> (Playlist::*pmf)(nframes_t,nframes_t,bool) = &Playlist::copy;
return cut_copy (pmf, ranges, result_is_hidden);
}
-Playlist *
+boost::shared_ptr<Playlist>
Playlist::cut (nframes_t start, nframes_t cnt, bool result_is_hidden)
{
- Playlist *the_copy;
+ boost::shared_ptr<Playlist> the_copy;
RegionList thawlist;
char buf[32];
new_name += '.';
new_name += buf;
- if ((the_copy = copyPlaylist (*this, start, cnt, new_name, result_is_hidden)) == 0) {
- return 0;
+ if ((the_copy = PlaylistFactory::create (shared_from_this(), start, cnt, new_name, result_is_hidden)) == 0) {
+ return boost::shared_ptr<Playlist>();
}
partition_internal (start, start+cnt-1, true, thawlist);
- possibly_splice ();
for (RegionList::iterator i = thawlist.begin(); i != thawlist.end(); ++i) {
(*i)->thaw ("playlist cut");
return the_copy;
}
-Playlist *
+boost::shared_ptr<Playlist>
Playlist::copy (nframes_t start, nframes_t cnt, bool result_is_hidden)
{
char buf[32];
new_name += buf;
cnt = min (_get_maximum_extent() - start, cnt);
- return copyPlaylist (*this, start, cnt, new_name, result_is_hidden);
+ return PlaylistFactory::create (shared_from_this(), start, cnt, new_name, result_is_hidden);
}
int
-Playlist::paste (Playlist& other, nframes_t position, float times)
+Playlist::paste (boost::shared_ptr<Playlist> other, nframes_t position, float times)
{
times = fabs (times);
nframes_t old_length;
{
RegionLock rl1 (this);
- RegionLock rl2 (&other);
+ RegionLock rl2 (other.get());
old_length = _get_maximum_extent();
int itimes = (int) floor (times);
nframes_t pos = position;
- nframes_t shift = other._get_maximum_extent();
+ nframes_t shift = other->_get_maximum_extent();
layer_t top_layer = regions.size();
while (itimes--) {
- for (RegionList::iterator i = other.regions.begin(); i != other.regions.end(); ++i) {
+ for (RegionList::iterator i = other->regions.begin(); i != other->regions.end(); ++i) {
boost::shared_ptr<Region> copy_of_region = RegionFactory::create (*i);
/* put these new regions on top of all existing ones, but preserve
pos += shift;
}
- possibly_splice_unlocked ();
/* XXX shall we handle fractional cases at some point? */
while (itimes--) {
boost::shared_ptr<Region> copy = RegionFactory::create (region);
- add_region_internal (copy, pos, true);
+ add_region_internal (copy, pos);
pos += region->length();
}
string name;
_session.region_name (name, region->name(), false);
boost::shared_ptr<Region> sub = RegionFactory::create (region, 0, length, name, region->layer(), region->flags());
- add_region_internal (sub, pos, true);
+ add_region_internal (sub, pos);
}
}
string before_name;
string after_name;
+ /* split doesn't change anything about length, so don't try to splice */
+
+ bool old_sp = _splicing;
+ _splicing = true;
+
before = playlist_position - region->position();
after = region->length() - before;
-
_session.region_name (before_name, region->name(), false);
left = RegionFactory::create (region, 0, before, before_name, region->layer(), Region::Flag (region->flags()|Region::LeftOfSplit));
_session.region_name (after_name, region->name(), false);
right = RegionFactory::create (region, before, after, after_name, region->layer(), Region::Flag (region->flags()|Region::RightOfSplit));
- add_region_internal (left, region->position(), true);
+ add_region_internal (left, region->position());
add_region_internal (right, region->position() + before);
-
+
uint64_t orig_layer_op = region->last_layer_op();
for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
if ((*i)->last_layer_op() > orig_layer_op) {
finalize_split_region (region, left, right);
- if (remove_region_internal (region, true)) {
- return;
- }
+ remove_region_internal (region);
+
+ _splicing = old_sp;
}
void
-Playlist::possibly_splice ()
+Playlist::possibly_splice (nframes_t at, nframes64_t distance, boost::shared_ptr<Region> exclude)
{
+ if (_splicing || in_set_state) {
+ /* don't respond to splicing moves or state setting */
+ return;
+ }
+
if (_edit_mode == Splice) {
- splice_locked ();
+ splice_locked (at, distance, exclude);
}
}
void
-Playlist::possibly_splice_unlocked ()
+Playlist::possibly_splice_unlocked (nframes_t at, nframes64_t distance, boost::shared_ptr<Region> exclude)
{
+ if (_splicing || in_set_state) {
+ /* don't respond to splicing moves or state setting */
+ return;
+ }
+
if (_edit_mode == Splice) {
- splice_unlocked ();
+ splice_unlocked (at, distance, exclude);
}
}
void
-Playlist::splice_locked ()
+Playlist::splice_locked (nframes_t at, nframes64_t distance, boost::shared_ptr<Region> exclude)
{
{
RegionLock rl (this);
- core_splice ();
+ core_splice (at, distance, exclude);
}
-
- notify_length_changed ();
}
void
-Playlist::splice_unlocked ()
+Playlist::splice_unlocked (nframes_t at, nframes64_t distance, boost::shared_ptr<Region> exclude)
{
- core_splice ();
- notify_length_changed ();
+ core_splice (at, distance, exclude);
}
void
-Playlist::core_splice ()
+Playlist::core_splice (nframes_t at, nframes64_t distance, boost::shared_ptr<Region> exclude)
{
_splicing = true;
-
+
for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
-
- RegionList::iterator next;
-
- next = i;
- ++next;
-
- if (next == regions.end()) {
- break;
+
+ if (exclude && (*i) == exclude) {
+ continue;
+ }
+
+ if ((*i)->position() >= at) {
+ nframes64_t new_pos = (*i)->position() + distance;
+ if (new_pos < 0) {
+ new_pos = 0;
+ } else if (new_pos >= max_frames - (*i)->length()) {
+ new_pos = max_frames - (*i)->length();
+ }
+
+ (*i)->set_position (new_pos, this);
}
-
- (*next)->set_position ((*i)->last_frame() + 1, this);
}
-
+
_splicing = false;
+
+ notify_length_changed ();
}
void
Playlist::region_bounds_changed (Change what_changed, boost::shared_ptr<Region> region)
{
- if (in_set_state || _splicing || _nudging) {
+ if (in_set_state || _splicing || _nudging || _shuffling) {
return;
}
regions.erase (i);
regions.insert (upper_bound (regions.begin(), regions.end(), region, cmp), region);
-
}
if (what_changed & Change (ARDOUR::PositionChanged|ARDOUR::LengthChanged)) {
-
+
+ nframes64_t delta = 0;
+
+ if (what_changed & ARDOUR::PositionChanged) {
+ delta = (nframes64_t) region->position() - (nframes64_t) region->last_position();
+ }
+
+ if (what_changed & ARDOUR::LengthChanged) {
+ delta += (nframes64_t) region->length() - (nframes64_t) region->last_length();
+ }
+
+ if (delta) {
+ possibly_splice (region->last_position() + region->last_length(), delta, region);
+ }
+
if (holding_state ()) {
pending_bounds.push_back (region);
} else {
timestamp_layer_op (region);
}
- possibly_splice ();
- check_dependents (region, false);
notify_length_changed ();
relayer ();
+ check_dependents (region, false);
}
}
}
return;
}
+
/* this makes a virtual call to the right kind of playlist ... */
region_changed (what_changed, region);
save = !(_splicing || _nudging);
}
- if ((what_changed & Region::MuteChanged) &&
- !(what_changed & Change (ARDOUR::PositionChanged|ARDOUR::LengthChanged))) {
+ if ((what_changed & our_interests) &&
+ !(what_changed & Change (ARDOUR::PositionChanged|ARDOUR::LengthChanged))) {
check_dependents (region, false);
}
return save;
}
+void
+Playlist::drop_regions ()
+{
+ RegionLock rl (this);
+ regions.clear ();
+ all_regions.clear ();
+}
+
void
Playlist::clear (bool with_signals)
{
}
if (with_signals) {
+ pending_length = false;
LengthChanged ();
+ pending_modified = false;
Modified ();
}
return region;
}
+Playlist::RegionList*
+Playlist::regions_to_read (nframes_t start, nframes_t end)
+{
+ /* Caller must hold lock */
+
+ RegionList covering;
+ set<nframes_t> to_check;
+ set<boost::shared_ptr<Region> > unique;
+ RegionList here;
+
+ to_check.insert (start);
+ to_check.insert (end);
+
+ for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
+
+ /* find all/any regions that span start+end */
+
+ switch ((*i)->coverage (start, end)) {
+ case OverlapNone:
+ break;
+
+ case OverlapInternal:
+ covering.push_back (*i);
+ break;
+
+ case OverlapStart:
+ to_check.insert ((*i)->position());
+ covering.push_back (*i);
+ break;
+
+ case OverlapEnd:
+ to_check.insert ((*i)->last_frame());
+ covering.push_back (*i);
+ break;
+
+ case OverlapExternal:
+ covering.push_back (*i);
+ to_check.insert ((*i)->position());
+ to_check.insert ((*i)->last_frame());
+ break;
+ }
+
+ /* don't go too far */
+
+ if ((*i)->position() > end) {
+ break;
+ }
+ }
+
+ RegionList* rlist = new RegionList;
+
+ /* find all the regions that cover each position .... */
+
+ if (covering.size() == 1) {
+
+ rlist->push_back (covering.front());
+
+ } else {
+
+ for (set<nframes_t>::iterator t = to_check.begin(); t != to_check.end(); ++t) {
+
+ here.clear ();
+
+ for (RegionList::iterator x = covering.begin(); x != covering.end(); ++x) {
+
+ if ((*x)->covers (*t)) {
+ here.push_back (*x);
+ }
+ }
+
+ RegionSortByLayer cmp;
+ here.sort (cmp);
+
+ /* ... and get the top/transparent regions at "here" */
+
+ for (RegionList::reverse_iterator c = here.rbegin(); c != here.rend(); ++c) {
+
+ unique.insert (*c);
+
+ if ((*c)->opaque()) {
+
+ /* the other regions at this position are hidden by this one */
+
+ break;
+ }
+ }
+ }
+
+ for (set<boost::shared_ptr<Region> >::iterator s = unique.begin(); s != unique.end(); ++s) {
+ rlist->push_back (*s);
+ }
+
+ if (rlist->size() > 1) {
+ /* now sort by time order */
+
+ RegionSortByPosition cmp;
+ rlist->sort (cmp);
+ }
+ }
+
+ return rlist;
+}
+
Playlist::RegionList *
Playlist::find_regions_at (nframes_t frame)
{
+ /* Caller must hold lock */
+
RegionList *rlist = new RegionList;
for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
boost::shared_ptr<Region> ret;
nframes_t closest = max_frames;
+
for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
nframes_t distance;
switch (dir) {
case 1: /* forwards */
- if (pos > frame) {
+ if (pos >= frame) {
if ((distance = pos - frame) < closest) {
closest = distance;
ret = r;
default: /* backwards */
- if (pos < frame) {
+ if (pos <= frame) {
if ((distance = frame - pos) < closest) {
closest = distance;
ret = r;
return ret;
}
+nframes64_t
+Playlist::find_next_region_boundary (nframes64_t frame, int dir)
+{
+ RegionLock rlock (this);
+
+ nframes64_t closest = max_frames;
+ nframes64_t ret = -1;
+
+ if (dir > 0) {
+
+ for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
+
+ boost::shared_ptr<Region> r = (*i);
+ nframes64_t distance;
+ nframes64_t end = r->position() + r->length();
+ bool reset;
+
+ reset = false;
+
+ if (r->first_frame() > frame) {
+
+ distance = r->first_frame() - frame;
+
+ if (distance < closest) {
+ ret = r->first_frame();
+ closest = distance;
+ reset = true;
+ }
+ }
+
+ if (end > frame) {
+
+ distance = end - frame;
+
+ if (distance < closest) {
+ ret = end;
+ closest = distance;
+ reset = true;
+ }
+ }
+
+ if (reset) {
+ break;
+ }
+ }
+
+ } else {
+
+ for (RegionList::reverse_iterator i = regions.rbegin(); i != regions.rend(); ++i) {
+
+ boost::shared_ptr<Region> r = (*i);
+ nframes64_t distance;
+ bool reset;
+
+ reset = false;
+
+ if (r->last_frame() < frame) {
+
+ distance = frame - r->last_frame();
+
+ if (distance < closest) {
+ ret = r->last_frame();
+ closest = distance;
+ reset = true;
+ }
+ }
+
+ if (r->first_frame() < frame) {
+ distance = frame - r->last_frame();
+
+ if (distance < closest) {
+ ret = r->first_frame();
+ closest = distance;
+ reset = true;
+ }
+ }
+
+ if (reset) {
+ break;
+ }
+ }
+ }
+
+ return ret;
+}
+
/***********************************************************************/
boost::shared_ptr<Region> region;
string region_name;
- in_set_state = true;
+ in_set_state++;
if (node.name() != "Playlist") {
- in_set_state = false;
+ in_set_state--;
return -1;
}
}
}
+ notify_modified ();
+
+ thaw ();
+
/* update dependents, which was not done during add_region_internal
due to in_set_state being true
*/
check_dependents (*r, false);
}
- notify_modified ();
-
- in_set_state = false;
-
- thaw ();
-
+ in_set_state--;
+ first_set_state = false;
return 0;
}
char buf[64];
node->add_property (X_("name"), _name);
+ node->add_property (X_("type"), _type.to_string());
_orig_diskstream_id.print (buf, sizeof (buf));
node->add_property (X_("orig_diskstream_id"), buf);
if (full_state) {
RegionLock rlock (this, false);
-
- cerr << _name << " getting region state for " << regions.size() << endl;
-
for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
- cerr << "\t" << " now at " << (*i) << endl;
- cerr << "\t\t" << (*i)->name() << endl;
node->add_child_nocopy ((*i)->get_state());
}
}
bool
Playlist::empty() const
{
+ RegionLock rlock (const_cast<Playlist *>(this), false);
return regions.empty();
}
+uint32_t
+Playlist::n_regions() const
+{
+ RegionLock rlock (const_cast<Playlist *>(this), false);
+ return regions.size();
+}
+
nframes_t
Playlist::get_maximum_extent () const
{
- RegionLock rlock (const_cast<Playlist *>(this));
+ RegionLock rlock (const_cast<Playlist *>(this), false);
return _get_maximum_extent ();
}
-nframes_t
+ARDOUR::nframes_t
Playlist::_get_maximum_extent () const
{
RegionList::const_iterator i;
do {
newname = Playlist::bump_name_once (newname);
- } while (session.playlist_by_name(newname)!=NULL);
+ } while (session.playlist_by_name (newname)!=NULL);
return newname;
}
string newname;
if ((period = name.find_last_of ('.')) == string::npos) {
- newname = name;
+ newname = name;
newname += ".1";
} else {
- char buf[32];
- int version;
-
- sscanf (name.substr (period+1).c_str(), "%d", &version);
- snprintf (buf, sizeof(buf), "%d", version+1);
+ int isnumber = 1;
+ const char *last_element = name.c_str() + period + 1;
+ for (size_t i = 0; i < strlen(last_element); i++) {
+ if (!isdigit(last_element[i])) {
+ isnumber = 0;
+ break;
+ }
+ }
+
+ errno = 0;
+ long int version = strtol (name.c_str()+period+1, (char **)NULL, 10);
+
+ if (isnumber == 0 || errno != 0) {
+ // last_element is not a number, or is too large
+ newname = name;
+ newname += ".1";
+ } else {
+ char buf[32];
+
+ snprintf (buf, sizeof(buf), "%ld", version+1);
- newname = name.substr (0, period+1);
- newname += buf;
+ newname = name.substr (0, period+1);
+ newname += buf;
+ }
}
return newname;
void
Playlist::relayer ()
{
- RegionList::iterator i;
- uint32_t layer = 0;
-
/* don't send multiple Modified notifications
when multiple regions are relayered.
*/
-
+
freeze ();
- if (Config->get_layer_model() == MoveAddHigher ||
- Config->get_layer_model() == AddHigher) {
+ /* build up a new list of regions on each layer */
- RegionSortByLastLayerOp cmp;
- RegionList copy = regions;
+ std::vector<RegionList> layers;
+ /* we want to go through regions from desired lowest to desired highest layer,
+ which depends on the layer model
+ */
+
+ RegionList copy = regions;
+
+ /* sort according to the model */
+
+ if (Config->get_layer_model() == MoveAddHigher || Config->get_layer_model() == AddHigher) {
+ RegionSortByLastLayerOp cmp;
copy.sort (cmp);
+ }
+
+ for (RegionList::iterator i = copy.begin(); i != copy.end(); ++i) {
- for (i = copy.begin(); i != copy.end(); ++i) {
- (*i)->set_layer (layer++);
+ /* find the lowest layer that this region can go on */
+ size_t j = layers.size();
+ while (j > 0) {
+ /* try layer j - 1; it can go on if it overlaps no other region
+ that is already on that layer
+ */
+ RegionList::iterator k = layers[j - 1].begin();
+ while (k != layers[j - 1].end()) {
+ if ((*k)->overlap_equivalent (*i)) {
+ break;
+ }
+ k++;
+ }
+
+ if (k != layers[j - 1].end()) {
+ /* no overlap, so we can use this layer */
+ break;
+ }
+
+ j--;
}
- } else {
-
- /* Session::LaterHigher model */
+ if (j == layers.size()) {
+ /* we need a new layer for this region */
+ layers.push_back (RegionList ());
+ }
- for (i = regions.begin(); i != regions.end(); ++i) {
- (*i)->set_layer (layer++);
+ layers[j].push_back (*i);
+ }
+
+ /* first pass: set up the layer numbers in the regions */
+ for (size_t j = 0; j < layers.size(); ++j) {
+ for (RegionList::iterator i = layers[j].begin(); i != layers[j].end(); ++i) {
+ (*i)->set_layer (j);
}
}
region->set_layer (target_layer);
+#if 0
/* now check all dependents */
for (list<LayerInfo>::iterator x = layerinfo.begin(); x != layerinfo.end(); ++x) {
}
check_dependents (region, false);
+#endif
return 0;
}
region->set_last_layer_op (++layer_op_counter);
}
+
+void
+Playlist::shuffle (boost::shared_ptr<Region> region, int dir)
+{
+ bool moved = false;
+ nframes_t new_pos;
+
+ if (region->locked()) {
+ return;
+ }
+
+ _shuffling = true;
+
+ {
+ RegionLock rlock (const_cast<Playlist*> (this));
+
+
+ if (dir > 0) {
+
+ RegionList::iterator next;
+
+ for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
+ if ((*i) == region) {
+ next = i;
+ ++next;
+
+ if (next != regions.end()) {
+
+ if ((*next)->locked()) {
+ break;
+ }
+
+ if ((*next)->position() != region->last_frame() + 1) {
+ /* they didn't used to touch, so after shuffle,
+ just have them swap positions.
+ */
+ new_pos = (*next)->position();
+ } else {
+ /* they used to touch, so after shuffle,
+ make sure they still do. put the earlier
+ region where the later one will end after
+ it is moved.
+ */
+ new_pos = region->position() + (*next)->length();
+ }
+
+ (*next)->set_position (region->position(), this);
+ region->set_position (new_pos, this);
+
+ /* avoid a full sort */
+
+ regions.erase (i); // removes the region from the list */
+ next++;
+ regions.insert (next, region); // adds it back after next
+
+ moved = true;
+ }
+ break;
+ }
+ }
+ } else {
+
+ RegionList::iterator prev = regions.end();
+
+ for (RegionList::iterator i = regions.begin(); i != regions.end(); prev = i, ++i) {
+ if ((*i) == region) {
+
+ if (prev != regions.end()) {
+
+ if ((*prev)->locked()) {
+ break;
+ }
+
+ if (region->position() != (*prev)->last_frame() + 1) {
+ /* they didn't used to touch, so after shuffle,
+ just have them swap positions.
+ */
+ new_pos = region->position();
+ } else {
+ /* they used to touch, so after shuffle,
+ make sure they still do. put the earlier
+ one where the later one will end after
+ */
+ new_pos = (*prev)->position() + region->length();
+ }
+
+ region->set_position ((*prev)->position(), this);
+ (*prev)->set_position (new_pos, this);
+
+ /* avoid a full sort */
+
+ regions.erase (i); // remove region
+ regions.insert (prev, region); // insert region before prev
+
+ moved = true;
+ }
+
+ break;
+ }
+ }
+ }
+ }
+
+ _shuffling = false;
+
+ if (moved) {
+
+ relayer ();
+ check_dependents (region, false);
+
+ notify_modified();
+ }
+
+}
+
+bool
+Playlist::region_is_shuffle_constrained (boost::shared_ptr<Region>)
+{
+ RegionLock rlock (const_cast<Playlist*> (this));
+
+ if (regions.size() > 1) {
+ return true;
+ }
+
+ return false;
+}