#include <sigc++/bind.h>
-#include <ardour/types.h>
-#include <ardour/configuration.h>
-#include <ardour/audioplaylist.h>
-#include <ardour/audioregion.h>
-#include <ardour/crossfade.h>
-#include <ardour/crossfade_compare.h>
-#include <ardour/session.h>
-#include <pbd/enumwriter.h>
+#include "ardour/types.h"
+#include "ardour/configuration.h"
+#include "ardour/audioplaylist.h"
+#include "ardour/audioregion.h"
+#include "ardour/crossfade.h"
+#include "ardour/crossfade_compare.h"
+#include "ardour/session.h"
+#include "pbd/enumwriter.h"
#include "i18n.h"
boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion>(*in_o);
// We look only for crossfades which begin with the current region, so we don't get doubles
-
for (Crossfades::const_iterator xfades = other->_crossfades.begin(); xfades != other->_crossfades.end(); ++xfades) {
if ((*xfades)->in() == ar) {
// We found one! Now copy it!
_crossfades.clear ();
}
-void
-AudioPlaylist::copy_regions (RegionList& newlist) const
-{
- RegionLock rlock (const_cast<Playlist *> (this));
-
- Playlist::copy_regions (newlist, false);
-
- for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
- if (!(*i)->is_dependent()) {
- newlist.push_back (RegionFactory::RegionFactory::create (*i));
- }
- }
-}
-
-
struct RegionSortByLayer {
bool operator() (boost::shared_ptr<Region> a, boost::shared_ptr<Region> b) {
return a->layer() < b->layer();
{
nframes_t ret = cnt;
nframes_t end;
+ nframes_t read_frames;
+ nframes_t skip_frames;
/* optimizing this memset() away involves a lot of conditionals
that may well cause more of a hit due to cache misses
its OK to block (for short intervals).
*/
- Glib::Mutex::Lock rm (region_lock);
+ Glib::RecMutex::Lock rm (region_lock);
end = start + cnt - 1;
+ read_frames = 0;
+ skip_frames = 0;
+ _read_data_count = 0;
_read_data_count = 0;
+ RegionList* rlist = regions_to_read (start, start+cnt);
+
+ if (rlist->empty()) {
+ delete rlist;
+ return cnt;
+ }
+
map<uint32_t,vector<boost::shared_ptr<Region> > > relevant_regions;
map<uint32_t,vector<boost::shared_ptr<Crossfade> > > relevant_xfades;
vector<uint32_t> relevant_layers;
- for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
+ for (RegionList::iterator i = rlist->begin(); i != rlist->end(); ++i) {
if ((*i)->coverage (start, end) != OverlapNone) {
relevant_regions[(*i)->layer()].push_back (*i);
relevant_layers.push_back ((*i)->layer());
for (vector<boost::shared_ptr<Region> >::iterator i = r.begin(); i != r.end(); ++i) {
boost::shared_ptr<AudioRegion> ar = boost::dynamic_pointer_cast<AudioRegion>(*i);
assert(ar);
- ar->read_at (buf, mixdown_buffer, gain_buffer, start, cnt, chan_n);
+ ar->read_at (buf, mixdown_buffer, gain_buffer, start, cnt, chan_n, read_frames, skip_frames);
_read_data_count += ar->read_data_count();
}
}
}
+ delete rlist;
return ret;
}
<< endmsg;
return;
}
-
- for (RegionList::iterator i = regions.begin(); i != regions.end(); ) {
+
+ for (Crossfades::iterator i = _crossfades.begin(); i != _crossfades.end(); ) {
- if ((*i)->depends_on (r)) {
- i = regions.erase (i);
+ if ((*i)->involves (r)) {
+ i = _crossfades.erase (i);
} else {
++i;
}
return;
}
- for (RegionList::iterator x = regions.begin(); x != regions.end();) {
-
- RegionList::iterator tmp;
+ for (Crossfades::iterator x = _crossfades.begin(); x != _crossfades.end();) {
+
+ Crossfades::iterator tmp;
tmp = x;
++tmp;
/* only update them once */
- if ((*x)->depends_on (ar)) {
+ if ((*x)->involves (ar)) {
- if (find (updated.begin(), updated.end(), *x) == updated.end()) {
- try {
- if ((*x)->refresh ()) {
- updated.insert (*x);
- }
+ pair<set<boost::shared_ptr<Crossfade> >::iterator, bool> const u = updated.insert (*x);
+
+ if (u.second) {
+ /* x was successfully inserted into the set, so it has not already been updated */
+ try {
+ (*x)->refresh ();
}
catch (Crossfade::NoCrossfadeHere& err) {
boost::shared_ptr<AudioRegion> left = boost::dynamic_pointer_cast<AudioRegion>(l);
boost::shared_ptr<AudioRegion> right = boost::dynamic_pointer_cast<AudioRegion>(r);
- for (RegionList::iterator x = regions.begin(); x !=regions.end();) {
+ for (Crossfades::iterator x = _crossfades.begin(); x != _crossfades.end();) {
Crossfades::iterator tmp;
- boost::shared_ptr<Crossfade> xfade = boost::dynamic_pointer_cast<Crossfade>(*x);
-
- if (!xfade) {
- ++x;
- continue;
- }
-
tmp = x;
++tmp;
boost::shared_ptr<Crossfade> fade;
- if (xfade->_in == orig) {
- if (! xfade->covers(right->position())) {
- fade = boost::shared_ptr<Crossfade> (new Crossfade (*xfade, left, xfade->_out));
+ if ((*x)->_in == orig) {
+ if (! (*x)->covers(right->position())) {
+ fade = boost::shared_ptr<Crossfade> (new Crossfade (*x, left, (*x)->_out));
} else {
// Overlap, the crossfade is copied on the left side of the right region instead
- fade = boost::shared_ptr<Crossfade> (new Crossfade (*xfade, right, xfade->_out));
+ fade = boost::shared_ptr<Crossfade> (new Crossfade (*x, right, (*x)->_out));
}
}
- if (xfade->_out == orig) {
- if (! xfade->covers(right->position())) {
- fade = boost::shared_ptr<Crossfade> (new Crossfade (*xfade, xfade->_in, right));
+ if ((*x)->_out == orig) {
+ if (! (*x)->covers(right->position())) {
+ fade = boost::shared_ptr<Crossfade> (new Crossfade (*x, (*x)->_in, right));
} else {
// Overlap, the crossfade is copied on the right side of the left region instead
- fade = boost::shared_ptr<Crossfade> (new Crossfade (*xfade, xfade->_in, left));
+ fade = boost::shared_ptr<Crossfade> (new Crossfade (*x, (*x)->_in, left));
}
}
if (fade) {
- regions.erase (*x);
+ _crossfades.remove (*x);
add_crossfade (fade);
}
-
x = tmp;
}
}
boost::shared_ptr<AudioRegion> top;
boost::shared_ptr<AudioRegion> bottom;
boost::shared_ptr<Crossfade> xfade;
+ RegionList* touched_regions;
if (in_set_state || in_partition) {
return;
}
- if (!Config->get_auto_xfade()) {
+ if (!_session.config.get_auto_xfade()) {
return;
}
bottom = region;
}
-
+ if (!top->opaque()) {
+ continue;
+ }
OverlapType c = top->coverage (bottom->position(), bottom->last_frame());
break;
case OverlapExternal:
-
+
/* [ -------- top ------- ]
* {=========== bottom =============}
*/
*/
xfade_length = min ((nframes_t) 720, top->length());
-
- xfade = boost::shared_ptr<Crossfade> (new Crossfade (top, bottom, xfade_length, top->first_frame(), StartOfIn));
- add_crossfade (xfade);
+
+ if (top_region_at (top->first_frame()) == top) {
+
+ xfade = boost::shared_ptr<Crossfade> (new Crossfade (top, bottom, xfade_length, top->first_frame(), StartOfIn));
+ add_crossfade (xfade);
+ }
if (top_region_at (top->last_frame() - 1) == top) {
+
/*
only add a fade out if there is no region on top of the end of 'top' (which
would cover it).
add_crossfade (xfade);
}
break;
-
+ case OverlapStart:
+
+ /* { ==== top ============ }
+ * [---- bottom -------------------]
+ */
+
+ if (_session.config.get_xfade_model() == FullCrossfade) {
+ touched_regions = regions_touched (top->first_frame(), bottom->last_frame());
+ if (touched_regions->size() <= 2) {
+ xfade = boost::shared_ptr<Crossfade> (new Crossfade (region, other, _session.config.get_xfade_model(), _session.config.get_xfades_active()));
+ add_crossfade (xfade);
+ }
+ } else {
+
+ touched_regions = regions_touched (top->first_frame(),
+ top->first_frame() + min ((nframes_t)_session.config.get_short_xfade_seconds() * _session.frame_rate(),
+ top->length()));
+ if (touched_regions->size() <= 2) {
+ xfade = boost::shared_ptr<Crossfade> (new Crossfade (region, other, _session.config.get_xfade_model(), _session.config.get_xfades_active()));
+ add_crossfade (xfade);
+ }
+ }
+ break;
+ case OverlapEnd:
+
+
+ /* [---- top ------------------------]
+ * { ==== bottom ============ }
+ */
+
+ if (_session.config.get_xfade_model() == FullCrossfade) {
+
+ touched_regions = regions_touched (bottom->first_frame(), top->last_frame());
+ if (touched_regions->size() <= 2) {
+ xfade = boost::shared_ptr<Crossfade> (new Crossfade (region, other,
+ _session.config.get_xfade_model(), _session.config.get_xfades_active()));
+ add_crossfade (xfade);
+ }
+
+ } else {
+ touched_regions = regions_touched (bottom->first_frame(),
+ bottom->first_frame() + min ((nframes_t)_session.config.get_short_xfade_seconds() * _session.frame_rate(),
+ bottom->length()));
+ if (touched_regions->size() <= 2) {
+ xfade = boost::shared_ptr<Crossfade> (new Crossfade (region, other, _session.config.get_xfade_model(), _session.config.get_xfades_active()));
+ add_crossfade (xfade);
+ }
+ }
+ break;
default:
- xfade = boost::shared_ptr<Crossfade> (new Crossfade (region, other, Config->get_xfade_model(), Config->get_xfades_active()));
+ xfade = boost::shared_ptr<Crossfade> (new Crossfade (region, other,
+ _session.config.get_xfade_model(), _session.config.get_xfades_active()));
add_crossfade (xfade);
}
}
}
void
-AudioPlaylist::add_crossfade (boost::shared_ptr<Crossfade> new_xfade)
+AudioPlaylist::add_crossfade (boost::shared_ptr<Crossfade> xfade)
{
- RegionList::iterator r;
- boost::shared_ptr<Crossfade> xfade;
+ Crossfades::iterator ci;
- for (r = regions.begin(); r != regions.end(); ++r) {
-
- if ((xfade = boost::dynamic_pointer_cast<Crossfade>(*r))) {
- if (*xfade == *new_xfade) { // Crossfade::operator==()
- break;
- }
+ for (ci = _crossfades.begin(); ci != _crossfades.end(); ++ci) {
+ if (*(*ci) == *xfade) { // Crossfade::operator==()
+ break;
}
}
- if (r != regions.end()) {
+ if (ci != _crossfades.end()) {
// it will just go away
} else {
- add_region_internal (new_xfade);
+ _crossfades.push_back (xfade);
- new_xfade->Invalidated.connect (mem_fun (*this, &AudioPlaylist::crossfade_invalidated));
- new_xfade->StateChanged.connect (mem_fun (*this, &AudioPlaylist::crossfade_changed));
+ xfade->Invalidated.connect (mem_fun (*this, &AudioPlaylist::crossfade_invalidated));
+ xfade->StateChanged.connect (mem_fun (*this, &AudioPlaylist::crossfade_changed));
- notify_crossfade_added (new_xfade);
+ notify_crossfade_added (xfade);
}
}
if (g_atomic_int_get(&block_notifications)) {
_pending_xfade_adds.insert (_pending_xfade_adds.end(), x);
} else {
+
NewCrossfade (x); /* EMIT SIGNAL */
}
}
void
AudioPlaylist::crossfade_invalidated (boost::shared_ptr<Region> r)
{
+ Crossfades::iterator i;
boost::shared_ptr<Crossfade> xfade = boost::dynamic_pointer_cast<Crossfade> (r);
-
+
xfade->in()->resume_fade_in ();
xfade->out()->resume_fade_out ();
- remove_region_internal (r);
+ if ((i = find (_crossfades.begin(), _crossfades.end(), xfade)) != _crossfades.end()) {
+ _crossfades.erase (i);
+ }
}
int
child = *niter;
- if (child->name() != Crossfade::node_name()) {
+ if (child->name() != "Crossfade") {
continue;
}
-
+
try {
- boost::shared_ptr<Crossfade> xfade = boost::dynamic_pointer_cast<Crossfade> (RegionFactory::create (*((const Playlist *) this), *child));
- assert (xfade);
- add_region_internal (xfade);
+ boost::shared_ptr<Crossfade> xfade = boost::shared_ptr<Crossfade> (new Crossfade (*((const Playlist *)this), *child));
+ _crossfades.push_back (xfade);
xfade->Invalidated.connect (mem_fun (*this, &AudioPlaylist::crossfade_invalidated));
xfade->StateChanged.connect (mem_fun (*this, &AudioPlaylist::crossfade_changed));
NewCrossfade(xfade);
void
AudioPlaylist::clear (bool with_signals)
{
+ _crossfades.clear ();
Playlist::clear (with_signals);
}
+XMLNode&
+AudioPlaylist::state (bool full_state)
+{
+ XMLNode& node = Playlist::state (full_state);
+
+ if (full_state) {
+ for (Crossfades::iterator i = _crossfades.begin(); i != _crossfades.end(); ++i) {
+ node.add_child_nocopy ((*i)->get_state());
+ }
+ }
+
+ return node;
+}
+
void
AudioPlaylist::dump () const
{
cerr << "Playlist \"" << _name << "\" " << endl
<< regions.size() << " regions "
+ << _crossfades.size() << " crossfades"
<< endl;
for (RegionList::const_iterator i = regions.begin(); i != regions.end(); ++i) {
r = *i;
+ cerr << " " << r->name() << " @ " << r << " ["
+ << r->start() << "+" << r->length()
+ << "] at "
+ << r->position()
+ << " on layer "
+ << r->layer ()
+ << endl;
+ }
- if ((x = boost::dynamic_pointer_cast<Crossfade> (r))) {
- cerr << " xfade ["
- << x->out()->name()
- << ','
- << x->in()->name()
- << " @ "
- << x->position()
- << " length = "
- << x->length ()
- << " active ? "
- << (x->active() ? "yes" : "no")
- << endl;
- } else {
- cerr << " " << r->name() << " @ " << r << " ["
- << r->start() << "+" << r->length()
- << "] at "
- << r->position()
- << " on layer "
- << r->layer ()
- << endl;
- }
+ for (Crossfades::const_iterator i = _crossfades.begin(); i != _crossfades.end(); ++i) {
+ x = *i;
+ cerr << " xfade ["
+ << x->out()->name()
+ << ','
+ << x->in()->name()
+ << " @ "
+ << x->position()
+ << " length = "
+ << x->length ()
+ << " active ? "
+ << (x->active() ? "yes" : "no")
+ << endl;
}
}
{
boost::shared_ptr<AudioRegion> r = boost::dynamic_pointer_cast<AudioRegion> (region);
bool changed = false;
+ Crossfades::iterator c, ctmp;
+ set<boost::shared_ptr<Crossfade> > unique_xfades;
if (r == 0) {
fatal << _("programming error: non-audio Region passed to remove_overlap in audio playlist")
return false;
}
- {
+ {
RegionLock rlock (this);
for (RegionList::iterator i = regions.begin(); i != regions.end(); ) {
if ((*i) == region) {
regions.erase (i);
changed = true;
- } else if ((*i)->depends_on (region)) {
- regions.erase (i);
- changed = true;
}
i = tmp;
if ((*x) == region) {
all_regions.erase (x);
changed = true;
- } else if ((*x)->depends_on (region)) {
- all_regions.erase (x);
- changed = true;
}
x = xtmp;
region->set_playlist (boost::shared_ptr<Playlist>());
}
+ for (c = _crossfades.begin(); c != _crossfades.end(); ) {
+ ctmp = c;
+ ++ctmp;
+
+ if ((*c)->involves (r)) {
+ unique_xfades.insert (*c);
+ _crossfades.erase (c);
+ }
+
+ c = ctmp;
+ }
+
if (changed) {
/* overload this, it normally means "removed", not destroyed */
notify_region_removed (region);
}
void
-AudioPlaylist::crossfade_changed (Change ignored)
+AudioPlaylist::crossfade_changed (Change)
{
if (in_flush || in_set_state) {
return;
return true;
}
+void
+AudioPlaylist::crossfades_at (nframes_t frame, Crossfades& clist)
+{
+ RegionLock rlock (this);
+
+ for (Crossfades::iterator i = _crossfades.begin(); i != _crossfades.end(); ++i) {
+ nframes_t start, end;
+
+ start = (*i)->position();
+ end = start + (*i)->overlap_length(); // not length(), important difference
+
+ if (frame >= start && frame <= end) {
+ clist.push_back (*i);
+ }
+ }
+}
+
+void
+AudioPlaylist::foreach_crossfade (sigc::slot<void, boost::shared_ptr<Crossfade> > s)
+{
+ RegionLock rl (this, false);
+ for (Crossfades::iterator i = _crossfades.begin(); i != _crossfades.end(); ++i) {
+ s (*i);
+ }
+}