Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <cassert>
-
#include <algorithm>
+#include <cassert>
+#include <cstdlib>
#include <iostream>
#include <utility>
-#include <stdlib.h>
-
#include "evoral/EventList.hpp"
+#include "evoral/Control.hpp"
+#include "ardour/beats_samples_converter.h"
#include "ardour/debug.h"
#include "ardour/midi_model.h"
#include "ardour/midi_playlist.h"
#include "ardour/midi_region.h"
+#include "ardour/midi_source.h"
#include "ardour/midi_state_tracker.h"
+#include "ardour/region_factory.h"
+#include "ardour/session.h"
+#include "ardour/tempo.h"
#include "ardour/types.h"
-#include "i18n.h"
+#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace PBD;
MidiPlaylist::MidiPlaylist (Session& session, const XMLNode& node, bool hidden)
: Playlist (session, node, DataType::MIDI, hidden)
, _note_mode(Sustained)
+ , _read_end(0)
{
#ifndef NDEBUG
- const XMLProperty* prop = node.property("type");
+ XMLProperty const * prop = node.property("type");
assert(prop && DataType(prop->value()) == DataType::MIDI);
#endif
MidiPlaylist::MidiPlaylist (Session& session, string name, bool hidden)
: Playlist (session, name, DataType::MIDI, hidden)
, _note_mode(Sustained)
+ , _read_end(0)
{
}
MidiPlaylist::MidiPlaylist (boost::shared_ptr<const MidiPlaylist> other, string name, bool hidden)
: Playlist (other, name, hidden)
, _note_mode(other->_note_mode)
+ , _read_end(0)
{
}
MidiPlaylist::MidiPlaylist (boost::shared_ptr<const MidiPlaylist> other,
- framepos_t start,
- framecnt_t dur,
+ samplepos_t start,
+ samplecnt_t dur,
string name,
bool hidden)
: Playlist (other, start, dur, name, hidden)
, _note_mode(other->_note_mode)
+ , _read_end(0)
{
}
template<typename Time>
struct EventsSortByTimeAndType {
- bool operator() (Evoral::Event<Time>* a, Evoral::Event<Time>* b) {
+ bool operator() (const Evoral::Event<Time>* a, const Evoral::Event<Time>* b) {
if (a->time() == b->time()) {
if (parameter_is_midi ((AutomationType)a->event_type()) &&
parameter_is_midi ((AutomationType)b->event_type())) {
}
};
-framecnt_t
-MidiPlaylist::read (Evoral::EventSink<framepos_t>& dst, framepos_t start, framecnt_t dur, unsigned chan_n)
+samplecnt_t
+MidiPlaylist::read (Evoral::EventSink<samplepos_t>& dst,
+ samplepos_t start,
+ samplecnt_t dur,
+ Evoral::Range<samplepos_t>* loop_range,
+ unsigned chan_n,
+ MidiChannelFilter* filter)
{
+ typedef pair<MidiStateTracker*,samplepos_t> TrackerInfo;
+
Playlist::RegionReadLock rl (this);
DEBUG_TRACE (DEBUG::MidiPlaylistIO,
string_compose ("---- MidiPlaylist::read %1 .. %2 (%3 trackers) ----\n",
start, start + dur, _note_trackers.size()));
- typedef pair<MidiStateTracker*,framepos_t> TrackerInfo;
+ /* First, emit any queued edit fixup events at start. */
+ for (NoteTrackers::iterator t = _note_trackers.begin(); t != _note_trackers.end(); ++t) {
+ t->second->fixer.emit(dst, _read_end, t->second->tracker);
+ }
/* Find relevant regions that overlap [start..end] */
- const framepos_t end = start + dur - 1;
+ const samplepos_t end = start + dur - 1;
std::vector< boost::shared_ptr<Region> > regs;
std::vector< boost::shared_ptr<Region> > ended;
for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
const bool direct_read = regs.size() == 1 &&
(ended.empty() || (ended.size() == 1 && ended.front() == regs.front()));
- Evoral::EventList<framepos_t> evlist;
- Evoral::EventSink<framepos_t>& tgt = direct_read ? dst : evlist;
+ Evoral::EventList<samplepos_t> evlist;
+ Evoral::EventSink<samplepos_t>& tgt = direct_read ? dst : evlist;
DEBUG_TRACE (DEBUG::MidiPlaylistIO,
string_compose ("\t%1 regions to read, direct: %2\n", regs.size(), direct_read));
}
/* Get the existing note tracker for this region, or create a new one. */
- NoteTrackers::iterator t = _note_trackers.find (mr.get());
- MidiStateTracker* tracker = NULL;
- bool new_tracker = false;
+ NoteTrackers::iterator t = _note_trackers.find (mr.get());
+ bool new_tracker = false;
+ boost::shared_ptr<RegionTracker> tracker;
if (t == _note_trackers.end()) {
- tracker = new MidiStateTracker;
+ tracker = boost::shared_ptr<RegionTracker>(new RegionTracker);
new_tracker = true;
DEBUG_TRACE (DEBUG::MidiPlaylistIO,
string_compose ("\tPre-read %1 (%2 .. %3): new tracker\n",
- mr->name(), mr->position(), mr->last_frame()));
+ mr->name(), mr->position(), mr->last_sample()));
} else {
tracker = t->second;
DEBUG_TRACE (DEBUG::MidiPlaylistIO,
string_compose ("\tPre-read %1 (%2 .. %3): %4 active notes\n",
- mr->name(), mr->position(), mr->last_frame(), tracker->on()));
+ mr->name(), mr->position(), mr->last_sample(), tracker->tracker.on()));
}
- /** Read from region into target. */
- mr->read_at (tgt, start, dur, chan_n, _note_mode, tracker);
+ /* Read from region into target. */
+ DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("read from %1 at %2 for %3 LR %4 .. %5\n",
+ mr->name(), start, dur,
+ (loop_range ? loop_range->from : -1),
+ (loop_range ? loop_range->to : -1)));
+ mr->read_at (tgt, start, dur, loop_range, tracker->cursor, chan_n, _note_mode, &tracker->tracker, filter);
DEBUG_TRACE (DEBUG::MidiPlaylistIO,
- string_compose ("\tPost-read: %1 active notes\n", tracker->on()));
+ string_compose ("\tPost-read: %1 active notes\n", tracker->tracker.on()));
if (find (ended.begin(), ended.end(), *i) != ended.end()) {
/* Region ended within the read range, so resolve any active notes
string_compose ("\t%1 ended, resolve notes and delete (%2) tracker\n",
mr->name(), ((new_tracker) ? "new" : "old")));
- tracker->resolve_notes (tgt, (*i)->last_frame());
- delete tracker;
+ tracker->tracker.resolve_notes (tgt, loop_range ? loop_range->squish ((*i)->last_sample()) : (*i)->last_sample());
+ tracker->cursor.invalidate (false);
if (!new_tracker) {
_note_trackers.erase (t);
}
if (!direct_read && !evlist.empty()) {
/* We've read from multiple regions, sort the event list by time. */
- EventsSortByTimeAndType<framepos_t> cmp;
+ EventsSortByTimeAndType<samplepos_t> cmp;
evlist.sort (cmp);
/* Copy ordered events from event list to dst. */
- for (Evoral::EventList<framepos_t>::iterator e = evlist.begin(); e != evlist.end(); ++e) {
- Evoral::Event<framepos_t>* ev (*e);
+ for (Evoral::EventList<samplepos_t>::iterator e = evlist.begin(); e != evlist.end(); ++e) {
+ Evoral::Event<samplepos_t>* ev (*e);
dst.write (ev->time(), ev->event_type(), ev->size(), ev->buffer());
delete ev;
}
}
DEBUG_TRACE (DEBUG::MidiPlaylistIO, "---- End MidiPlaylist::read ----\n");
+ _read_end = start + dur;
return dur;
}
+void
+MidiPlaylist::region_edited(boost::shared_ptr<Region> region,
+ const MidiModel::NoteDiffCommand* cmd)
+{
+ typedef MidiModel::NoteDiffCommand Command;
+
+ boost::shared_ptr<MidiRegion> mr = boost::dynamic_pointer_cast<MidiRegion>(region);
+ if (!mr || !_session.transport_rolling()) {
+ return;
+ }
+
+ /* Take write lock to prevent concurrency with read(). */
+ Playlist::RegionWriteLock lock(this);
+
+ NoteTrackers::iterator t = _note_trackers.find(mr.get());
+ if (t == _note_trackers.end()) {
+ return; /* Region is not currently active, nothing to do. */
+ }
+
+ /* Queue any necessary edit compensation events. */
+ t->second->fixer.prepare(
+ _session.tempo_map(), cmd, mr->position() - mr->start(),
+ _read_end, t->second->cursor.active_notes);
+}
+
void
MidiPlaylist::reset_note_trackers ()
{
Playlist::RegionWriteLock rl (this, false);
- for (NoteTrackers::iterator n = _note_trackers.begin(); n != _note_trackers.end(); ++n) {
- delete n->second;
- }
DEBUG_TRACE (DEBUG::MidiTrackers, string_compose ("%1 reset all note trackers\n", name()));
_note_trackers.clear ();
}
void
-MidiPlaylist::resolve_note_trackers (Evoral::EventSink<framepos_t>& dst, framepos_t time)
+MidiPlaylist::resolve_note_trackers (Evoral::EventSink<samplepos_t>& dst, samplepos_t time)
{
Playlist::RegionWriteLock rl (this, false);
for (NoteTrackers::iterator n = _note_trackers.begin(); n != _note_trackers.end(); ++n) {
- n->second->resolve_notes(dst, time);
- delete n->second;
+ n->second->tracker.resolve_notes(dst, time);
}
DEBUG_TRACE (DEBUG::MidiTrackers, string_compose ("%1 resolve all note trackers\n", name()));
_note_trackers.clear ();
MidiPlaylist::remove_dependents (boost::shared_ptr<Region> region)
{
/* MIDI regions have no dependents (crossfades) but we might be tracking notes */
- NoteTrackers::iterator t = _note_trackers.find (region.get());
-
- /* GACK! THREAD SAFETY! */
+ _note_trackers.erase(region.get());
+}
- if (t != _note_trackers.end()) {
- delete t->second;
- _note_trackers.erase (t);
+void
+MidiPlaylist::region_going_away (boost::weak_ptr<Region> region)
+{
+ boost::shared_ptr<Region> r = region.lock();
+ if (r) {
+ remove_dependents(r);
}
}
i = tmp;
}
- }
+ NoteTrackers::iterator t = _note_trackers.find(region.get());
+ if (t != _note_trackers.end()) {
+ _note_trackers.erase(t);
+ }
+ }
if (changed) {
/* overload this, it normally means "removed", not destroyed */
return changed;
}
+void
+MidiPlaylist::_split_region (boost::shared_ptr<Region> region, const MusicSample& playlist_position)
+{
+ if (!region->covers (playlist_position.sample)) {
+ return;
+ }
+
+ if (region->position() == playlist_position.sample ||
+ region->last_sample() == playlist_position.sample) {
+ return;
+ }
+
+ boost::shared_ptr<const MidiRegion> mr = boost::dynamic_pointer_cast<MidiRegion>(region);
+
+ if (mr == 0) {
+ return;
+ }
+
+ boost::shared_ptr<Region> left;
+ boost::shared_ptr<Region> right;
+
+ string before_name;
+ string after_name;
+ const double before_qn = _session.tempo_map().exact_qn_at_sample (playlist_position.sample, playlist_position.division) - region->quarter_note();
+ const double after_qn = mr->length_beats() - before_qn;
+ MusicSample before (playlist_position.sample - region->position(), playlist_position.division);
+ MusicSample after (region->length() - before.sample, playlist_position.division);
+
+ /* split doesn't change anything about length, so don't try to splice */
+ bool old_sp = _splicing;
+ _splicing = true;
+
+ RegionFactory::region_name (before_name, region->name(), false);
+
+ {
+ PropertyList plist;
+
+ plist.add (Properties::length, before.sample);
+ plist.add (Properties::length_beats, before_qn);
+ plist.add (Properties::name, before_name);
+ plist.add (Properties::left_of_split, true);
+ plist.add (Properties::layering_index, region->layering_index ());
+ plist.add (Properties::layer, region->layer ());
+
+ /* note: we must use the version of ::create with an offset here,
+ since it supplies that offset to the Region constructor, which
+ is necessary to get audio region gain envelopes right.
+ */
+ left = RegionFactory::create (region, MusicSample (0, 0), plist, true);
+ }
+
+ RegionFactory::region_name (after_name, region->name(), false);
+
+ {
+ PropertyList plist;
+
+ plist.add (Properties::length, after.sample);
+ plist.add (Properties::length_beats, after_qn);
+ plist.add (Properties::name, after_name);
+ plist.add (Properties::right_of_split, true);
+ plist.add (Properties::layering_index, region->layering_index ());
+ plist.add (Properties::layer, region->layer ());
+
+ /* same note as above */
+ right = RegionFactory::create (region, before, plist, true);
+ }
+
+ add_region_internal (left, region->position(), 0, region->quarter_note(), true);
+ add_region_internal (right, region->position() + before.sample, before.division, region->quarter_note() + before_qn, true);
+
+ remove_region_internal (region);
+
+ _splicing = old_sp;
+}
set<Evoral::Parameter>
MidiPlaylist::contained_automation()
for (Automatable::Controls::iterator c = mr->model()->controls().begin();
c != mr->model()->controls().end(); ++c) {
- ret.insert(c->first);
+ if (c->second->list()->size() > 0) {
+ ret.insert(c->first);
+ }
}
}
return ret;
}
-
-
-bool
-MidiPlaylist::region_changed (const PBD::PropertyChange& what_changed, boost::shared_ptr<Region> region)
-{
- if (in_flush || in_set_state) {
- return false;
- }
-
- PBD::PropertyChange our_interests;
- our_interests.add (Properties::midi_data);
-
- bool parent_wants_notify = Playlist::region_changed (what_changed, region);
-
- if (parent_wants_notify || what_changed.contains (our_interests)) {
- notify_contents_changed ();
- }
-
- return true;
-}
-
projects / ardour.git / blobdiff