#include <algorithm>
#include <iostream>
+#include <utility>
#include <stdlib.h>
#include "evoral/EventList.hpp"
#include "ardour/debug.h"
-#include "ardour/types.h"
-#include "ardour/configuration.h"
+#include "ardour/midi_model.h"
#include "ardour/midi_playlist.h"
#include "ardour/midi_region.h"
-#include "ardour/session.h"
-#include "ardour/midi_ring_buffer.h"
-
-#include "pbd/error.h"
+#include "ardour/types.h"
#include "i18n.h"
#endif
in_set_state++;
- set_state (node, Stateful::loading_state_version);
+ if (set_state (node, Stateful::loading_state_version)) {
+ throw failed_constructor ();
+ }
in_set_state--;
+
+ relayer ();
}
MidiPlaylist::MidiPlaylist (Session& session, string name, bool hidden)
}
template<typename Time>
-struct EventsSortByTime {
+struct EventsSortByTimeAndType {
bool operator() (Evoral::Event<Time>* a, Evoral::Event<Time>* b) {
+ if (a->time() == b->time()) {
+ if (EventTypeMap::instance().type_is_midi (a->event_type()) && EventTypeMap::instance().type_is_midi (b->event_type())) {
+ /* negate return value since we must return whether
+ * or not a should sort before b, not b before a
+ */
+ return !MidiBuffer::second_simultaneous_midi_byte_is_first (a->buffer()[0], b->buffer()[0]);
+ }
+ }
return a->time() < b->time();
}
};
/** Returns the number of frames in time duration read (eg could be large when 0 events are read) */
framecnt_t
-MidiPlaylist::read (MidiRingBuffer<framepos_t>& dst, framepos_t start, framecnt_t dur, unsigned chan_n)
+MidiPlaylist::read (Evoral::EventSink<framepos_t>& dst, framepos_t start, framecnt_t dur, unsigned chan_n)
{
/* this function is never called from a realtime thread, so
its OK to block (for short intervals).
*/
- Glib::RecMutex::Lock rm (region_lock);
- DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("++++++ %1 .. %2 +++++++++++++++++++++++++++++++++++++++++++++++\n", start, start + dur));
+ Playlist::RegionReadLock rl (this);
- framepos_t end = start + dur - 1;
+ DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("++++++ %1 .. %2 +++++++ %3 trackers +++++++++++++++++\n",
+ start, start + dur, _note_trackers.size()));
- _read_data_count = 0;
+ framepos_t end = start + dur - 1;
// relevent regions overlapping start <--> end
vector< boost::shared_ptr<Region> > regs;
+ vector< boost::shared_ptr<Region> > ended;
typedef pair<MidiStateTracker*,framepos_t> TrackerInfo;
vector<TrackerInfo> tracker_info;
- uint32_t note_cnt = 0;
+ NoteTrackers::iterator t;
for (RegionList::iterator i = regions.begin(); i != regions.end(); ++i) {
- if ((*i)->coverage (start, end) != OverlapNone) {
- regs.push_back(*i);
- } else {
- NoteTrackers::iterator t = _note_trackers.find ((*i).get());
- if (t != _note_trackers.end()) {
-
- /* add it the set of trackers we will do note resolution
- on, and remove it from the list we are keeping
- around, because we don't need it anymore.
-
- if the end of the region (where we want to theoretically resolve notes)
- is outside the current read range, then just do it at the start
- of this read range.
- */
-
- framepos_t resolve_at = (*i)->last_frame();
- if (resolve_at >= end) {
- resolve_at = start;
- }
-
- tracker_info.push_back (TrackerInfo (t->second, resolve_at));
- DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("time to resolve & remove tracker for %1 @ %2\n", (*i)->name(), resolve_at));
- note_cnt += (t->second->on());
- _note_trackers.erase (t);
- }
- }
- }
- if (note_cnt == 0 && !tracker_info.empty()) {
- /* trackers to dispose of, but they have no notes in them */
- DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("Clearing %1 empty trackers\n", tracker_info.size()));
- for (vector<TrackerInfo>::iterator t = tracker_info.begin(); t != tracker_info.end(); ++t) {
- delete (*t).first;
+ /* in this call to coverage, the return value indicates the
+ * overlap status of the read range (start...end) WRT to
+ * the region.
+ */
+
+ switch ((*i)->coverage (start, end)) {
+ case Evoral::OverlapStart:
+ case Evoral::OverlapInternal:
+ case Evoral::OverlapExternal:
+ regs.push_back (*i);
+ break;
+
+ case Evoral::OverlapEnd:
+ /* this region ends within the read range */
+ regs.push_back (*i);
+ ended.push_back (*i);
+ break;
+ default:
+ /* we don't care */
+ break;
}
- tracker_info.clear ();
}
- if (regs.size() == 1 && tracker_info.empty()) {
+ if (regs.size() == 1 &&
+ (ended.empty() || (ended.size() == 1 && ended.front() == regs.front()))) {
/* just a single region - read directly into dst */
- DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("Single region (%1) read, no out-of-bound region tracking info\n", regs.front()->name()));
+ DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("Single region (%1) read, ended during this read %2\n", regs.front()->name(),
+ ended.size()));
boost::shared_ptr<MidiRegion> mr = boost::dynamic_pointer_cast<MidiRegion>(regs.front());
mr->read_at (dst, start, dur, chan_n, _note_mode, tracker);
DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("\tAFTER: tracker says there are %1 on notes\n", tracker->on()));
- if (new_tracker) {
- pair<Region*,MidiStateTracker*> newpair;
- newpair.first = mr.get();
- newpair.second = tracker;
- _note_trackers.insert (newpair);
- DEBUG_TRACE (DEBUG::MidiPlaylistIO, "\tadded tracker to trackers\n");
+ if (!ended.empty()) {
+ DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("\t%1 ended in this read, resolve notes and delete (%2) tracker\n",
+ mr->name(), ((new_tracker) ? "new" : "old")));
+ tracker->resolve_notes (dst, mr->last_frame());
+ delete tracker;
+ if (!new_tracker) {
+ _note_trackers.erase (t);
+ }
+ } else {
+ if (new_tracker) {
+ pair<Region*,MidiStateTracker*> newpair;
+ newpair.first = mr.get();
+ newpair.second = tracker;
+ _note_trackers.insert (newpair);
+ DEBUG_TRACE (DEBUG::MidiPlaylistIO, "\tadded tracker to trackers\n");
+ }
}
-
- _read_data_count += mr->read_data_count();
}
} else {
Evoral::EventList<framepos_t> evlist;
- for (vector<TrackerInfo>::iterator t = tracker_info.begin(); t != tracker_info.end(); ++t) {
- DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("Resolve %1 notes\n", (*t).first->on()));
- (*t).first->resolve_notes (evlist, (*t).second);
- delete (*t).first;
- }
-
-#ifndef NDEBUG
- DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("After resolution we now have %1 events\n", evlist.size()));
- for (Evoral::EventList<framepos_t>::iterator x = evlist.begin(); x != evlist.end(); ++x) {
- DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("\t%1\n", **x));
- }
-#endif
-
DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("for %1 .. %2 we have %3 to consider\n", start, start+dur-1, regs.size()));
for (vector<boost::shared_ptr<Region> >::iterator i = regs.begin(); i != regs.end(); ++i) {
+
boost::shared_ptr<MidiRegion> mr = boost::dynamic_pointer_cast<MidiRegion>(*i);
+
if (!mr) {
continue;
}
MidiStateTracker* tracker;
bool new_tracker = false;
-
DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("Before %1 (%2 .. %3) we now have %4 events\n", mr->name(), mr->position(), mr->last_frame(), evlist.size()));
if (t == _note_trackers.end()) {
mr->read_at (evlist, start, dur, chan_n, _note_mode, tracker);
- _read_data_count += mr->read_data_count();
#ifndef NDEBUG
DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("After %1 (%2 .. %3) we now have %4\n", mr->name(), mr->position(), mr->last_frame(), evlist.size()));
}
DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("\tAFTER: tracker says there are %1 on notes\n", tracker->on()));
#endif
+ if (find (ended.begin(), ended.end(), *i) != ended.end()) {
+
+ /* the region ended within the read range, so
+ * resolve any dangling notes (i.e. notes whose
+ * end is beyond the end of the region).
+ */
+
+ DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("\t%1 ended in this read, resolve notes and delete (%2) tracker\n",
+ mr->name(), ((new_tracker) ? "new" : "old")));
+
+ tracker->resolve_notes (evlist, (*i)->last_frame());
+ delete tracker;
+ if (!new_tracker) {
+ _note_trackers.erase (t);
+ }
- if (new_tracker) {
- pair<Region*,MidiStateTracker*> newpair;
- newpair.first = mr.get();
- newpair.second = tracker;
- _note_trackers.insert (newpair);
- DEBUG_TRACE (DEBUG::MidiPlaylistIO, "\tadded tracker to trackers\n");
+ } else {
+
+ if (new_tracker) {
+ _note_trackers.insert (make_pair (mr.get(), tracker));
+ DEBUG_TRACE (DEBUG::MidiPlaylistIO, "\tadded tracker to trackers\n");
+ }
}
}
if (!evlist.empty()) {
/* sort the event list */
- EventsSortByTime<framepos_t> time_cmp;
- evlist.sort (time_cmp);
+ EventsSortByTimeAndType<framepos_t> cmp;
+ evlist.sort (cmp);
#ifndef NDEBUG
DEBUG_TRACE (DEBUG::MidiPlaylistIO, string_compose ("Final we now have %1 events\n", evlist.size()));
void
MidiPlaylist::clear_note_trackers ()
{
- Glib::RecMutex::Lock rm (region_lock);
+ 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 clears all note trackers\n", name()));
_note_trackers.clear ();
}
}
}
-
-void
-MidiPlaylist::refresh_dependents (boost::shared_ptr<Region> /*r*/)
-{
- /* MIDI regions have no dependents (crossfades) */
-}
-
-void
-MidiPlaylist::finalize_split_region (boost::shared_ptr<Region> /*original*/, boost::shared_ptr<Region> /*left*/, boost::shared_ptr<Region> /*right*/)
-{
- /* No MIDI crossfading (yet?), so nothing to do here */
-}
-
-void
-MidiPlaylist::check_dependents (boost::shared_ptr<Region> /*r*/, bool /*norefresh*/)
-{
- /* MIDI regions have no dependents (crossfades) */
-}
-
-
int
MidiPlaylist::set_state (const XMLNode& node, int version)
{
in_set_state++;
freeze ();
- Playlist::set_state (node, version);
+ if (Playlist::set_state (node, version)) {
+ return -1;
+ }
thaw();
in_set_state--;
bool changed = false;
{
- RegionLock rlock (this);
+ RegionWriteLock rlock (this);
RegionList::iterator i;
RegionList::iterator tmp;
its OK to block (for short intervals).
*/
- Glib::RecMutex::Lock rm (region_lock);
-
+ Playlist::RegionReadLock rl (this);
set<Evoral::Parameter> ret;
for (RegionList::const_iterator r = regions.begin(); r != regions.end(); ++r) {