#include <glibmm/thread.h>
-#include <pbd/basename.h>
-#include <pbd/xml++.h>
-
-#include <ardour/midi_region.h>
-#include <ardour/session.h>
-#include <ardour/gain.h>
-#include <ardour/dB.h>
-#include <ardour/playlist.h>
-#include <ardour/midi_source.h>
-#include <ardour/types.h>
-#include <ardour/midi_ring_buffer.h>
+#include "pbd/basename.h"
+#include "pbd/xml++.h"
+#include "pbd/enumwriter.h"
+
+#include "ardour/midi_region.h"
+#include "ardour/session.h"
+#include "ardour/gain.h"
+#include "ardour/dB.h"
+#include "ardour/playlist.h"
+#include "ardour/midi_source.h"
+#include "ardour/types.h"
+#include "ardour/midi_ring_buffer.h"
#include "i18n.h"
#include <locale.h>
using namespace ARDOUR;
/** Basic MidiRegion constructor (one channel) */
-MidiRegion::MidiRegion (boost::shared_ptr<MidiSource> src, jack_nframes_t start, jack_nframes_t length)
+MidiRegion::MidiRegion (boost::shared_ptr<MidiSource> src, nframes_t start, nframes_t length)
: Region (src, start, length, PBD::basename_nosuffix(src->name()), DataType::MIDI, 0, Region::Flag(Region::DefaultFlags|Region::External))
{
- save_state ("initial state");
-
assert(_name.find("/") == string::npos);
+ midi_source(0)->Switched.connect(sigc::mem_fun(this, &MidiRegion::switch_source));
}
/* Basic MidiRegion constructor (one channel) */
-MidiRegion::MidiRegion (boost::shared_ptr<MidiSource> src, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t layer, Flag flags)
+MidiRegion::MidiRegion (boost::shared_ptr<MidiSource> src, nframes_t start, nframes_t length, const string& name, layer_t layer, Flag flags)
: Region (src, start, length, name, DataType::MIDI, layer, flags)
{
- save_state ("initial state");
-
assert(_name.find("/") == string::npos);
+ midi_source(0)->Switched.connect(sigc::mem_fun(this, &MidiRegion::switch_source));
}
/* Basic MidiRegion constructor (many channels) */
-MidiRegion::MidiRegion (SourceList& srcs, jack_nframes_t start, jack_nframes_t length, const string& name, layer_t layer, Flag flags)
+MidiRegion::MidiRegion (const SourceList& srcs, nframes_t start, nframes_t length, const string& name, layer_t layer, Flag flags)
: Region (srcs, start, length, name, DataType::MIDI, layer, flags)
{
- save_state ("initial state");
-
assert(_name.find("/") == string::npos);
+ midi_source(0)->Switched.connect(sigc::mem_fun(this, &MidiRegion::switch_source));
}
/** Create a new MidiRegion, that is part of an existing one */
-MidiRegion::MidiRegion (boost::shared_ptr<const MidiRegion> other, jack_nframes_t offset, jack_nframes_t length, const string& name, layer_t layer, Flag flags)
+MidiRegion::MidiRegion (boost::shared_ptr<const MidiRegion> other, nframes_t offset, nframes_t length, const string& name, layer_t layer, Flag flags)
: Region (other, offset, length, name, layer, flags)
{
- save_state ("initial state");
-
assert(_name.find("/") == string::npos);
+ midi_source(0)->Switched.connect(sigc::mem_fun(this, &MidiRegion::switch_source));
}
MidiRegion::MidiRegion (boost::shared_ptr<const MidiRegion> other)
: Region (other)
{
- save_state ("initial state");
-
assert(_name.find("/") == string::npos);
+ midi_source(0)->Switched.connect(sigc::mem_fun(this, &MidiRegion::switch_source));
}
MidiRegion::MidiRegion (boost::shared_ptr<MidiSource> src, const XMLNode& node)
throw failed_constructor();
}
- save_state ("initial state");
-
+ midi_source(0)->Switched.connect(sigc::mem_fun(this, &MidiRegion::switch_source));
assert(_name.find("/") == string::npos);
assert(_type == DataType::MIDI);
}
-MidiRegion::MidiRegion (SourceList& srcs, const XMLNode& node)
+MidiRegion::MidiRegion (const SourceList& srcs, const XMLNode& node)
: Region (srcs, node)
{
if (set_state (node)) {
throw failed_constructor();
}
- save_state ("initial state");
-
+ midi_source(0)->Switched.connect(sigc::mem_fun(this, &MidiRegion::switch_source));
assert(_name.find("/") == string::npos);
assert(_type == DataType::MIDI);
}
MidiRegion::~MidiRegion ()
{
- GoingAway (); /* EMIT SIGNAL */
}
-StateManager::State*
-MidiRegion::state_factory (std::string why) const
+void
+MidiRegion::set_position_internal (nframes_t pos, bool allow_bbt_recompute)
{
- RegionState* state = new RegionState (why);
-
- Region::store_state (*state);
+ BeatsFramesConverter old_converter(_session, _position - _start);
+ double length_beats = old_converter.from(_length);
- return state;
-}
-
-Change
-MidiRegion::restore_state (StateManager::State& sstate)
-{
- RegionState* state = dynamic_cast<RegionState*> (&sstate);
- Change what_changed = Region::restore_and_return_flags (*state);
+ Region::set_position_internal(pos, allow_bbt_recompute);
- if (_flags != Flag (state->_flags)) {
-
- //uint32_t old_flags = _flags;
-
- _flags = Flag (state->_flags);
- }
-
- what_changed = Change (what_changed);
+ BeatsFramesConverter new_converter(_session, pos - _start);
- return what_changed;
+ set_length(new_converter.to(length_beats), 0);
}
-UndoAction
-MidiRegion::get_memento() const
+nframes_t
+MidiRegion::read_at (MidiRingBuffer<nframes_t>& out, sframes_t position, nframes_t dur, uint32_t chan_n, NoteMode mode) const
{
- return sigc::bind (mem_fun (*(const_cast<MidiRegion *> (this)), &StateManager::use_state), _current_state_id);
+ return _read_at (_sources, out, position, dur, chan_n, mode);
}
-jack_nframes_t
-MidiRegion::read_at (MidiRingBuffer& out, jack_nframes_t position,
- jack_nframes_t dur,
- uint32_t chan_n, jack_nframes_t read_frames, jack_nframes_t skip_frames) const
+nframes_t
+MidiRegion::master_read_at (MidiRingBuffer<nframes_t>& out, sframes_t position, nframes_t dur, uint32_t chan_n, NoteMode mode) const
{
- return _read_at (_sources, out, position, dur, chan_n, read_frames, skip_frames);
+ return _read_at (_master_sources, out, position, dur, chan_n, mode);
}
-jack_nframes_t
-MidiRegion::master_read_at (MidiRingBuffer& out, jack_nframes_t position,
- jack_nframes_t dur, uint32_t chan_n) const
+nframes_t
+MidiRegion::_read_at (const SourceList& srcs, MidiRingBuffer<nframes_t>& dst, nframes_t position, nframes_t dur, uint32_t chan_n, NoteMode mode) const
{
- return _read_at (_master_sources, out, position, dur, chan_n, 0, 0);
-}
-
-jack_nframes_t
-MidiRegion::_read_at (const SourceList& srcs, MidiRingBuffer& dst,
- jack_nframes_t position, jack_nframes_t dur,
- uint32_t chan_n, jack_nframes_t read_frames, jack_nframes_t skip_frames) const
-{
-/*
- MidiEvent ev;
- RawMidi data[4];
-
- const char note = rand()%30 + 30;
-
- ev.buffer = data;
- ev.time = position;
- ev.size = 3;
- data[0] = 0x90;
- data[1] = note;
- data[2] = 120;
- dst.write(ev);
-
- ev.buffer = data;
- ev.time = (jack_nframes_t)(position + (9/10.0 * dur));
- assert(ev.time < position + dur);
- ev.size = 3;
- data[0] = 0x80;
- data[1] = note;
- data[2] = 64;
- dst.write(ev);
-
- _read_data_count += dur;
-
- return dur;
-*/
- jack_nframes_t internal_offset = 0;
- jack_nframes_t src_offset = 0;
- jack_nframes_t to_read = 0;
+ nframes_t internal_offset = 0;
+ nframes_t src_offset = 0;
+ nframes_t to_read = 0;
/* precondition: caller has verified that we cover the desired section */
return 0; /* read nothing */
}
-
if ((to_read = min (dur, _length - internal_offset)) == 0) {
return 0; /* read nothing */
}
_read_data_count = 0;
boost::shared_ptr<MidiSource> src = midi_source(chan_n);
- if (src->read (dst, _start + internal_offset, to_read, _position) != to_read) {
+ src->set_note_mode(mode);
+
+ nframes_t output_buffer_position = 0;
+ nframes_t negative_output_buffer_position = 0;
+ if (_position >= _start) {
+ // handle resizing of beginnings of regions correctly
+ output_buffer_position = _position - _start;
+ } else {
+ // when _start is greater than _position, we have to subtract
+ // _start from the note times in the midi source
+ negative_output_buffer_position = _start;
+ }
+
+ if (src->midi_read (
+ dst, // destination buffer
+ _position - _start, // start position of the source in this read context
+ _start + internal_offset, // where to start reading in the source
+ to_read, // read duration in frames
+ output_buffer_position, // the offset in the output buffer
+ negative_output_buffer_position // amount to substract from note times
+ ) != to_read) {
return 0; /* "read nothing" */
}
- _read_data_count += src->read_data_count(); // FIXME: semantics?
+ _read_data_count += src->read_data_count();
return to_read;
}
MidiRegion::state (bool full)
{
XMLNode& node (Region::state (full));
- XMLNode *child;
char buf[64];
char buf2[64];
LocaleGuard lg (X_("POSIX"));
- snprintf (buf, sizeof (buf), "0x%x", (int) _flags);
- node.add_property ("flags", buf);
+ node.add_property ("flags", enum_2_string (_flags));
+ // XXX these should move into Region
+
for (uint32_t n=0; n < _sources.size(); ++n) {
snprintf (buf2, sizeof(buf2), "source-%d", n);
_sources[n]->id().print (buf, sizeof(buf));
node.add_property (buf2, buf);
}
- snprintf (buf, sizeof (buf), "%u", (uint32_t) _sources.size());
- node.add_property ("channels", buf);
-
- child = node.add_child ("Envelope");
-
- if ( ! full) {
- child->add_property ("default", "yes");
+ for (uint32_t n=0; n < _master_sources.size(); ++n) {
+ snprintf (buf2, sizeof(buf2), "master-source-%d", n);
+ _master_sources[n]->id().print (buf, sizeof (buf));
+ node.add_property (buf2, buf);
}
if (full && _extra_xml) {
}
int
-MidiRegion::set_state (const XMLNode& node)
+MidiRegion::set_live_state (const XMLNode& node, Change& what_changed, bool send)
{
- const XMLNodeList& nlist = node.children();
const XMLProperty *prop;
LocaleGuard lg (X_("POSIX"));
- Region::set_state (node);
+ Region::set_live_state (node, what_changed, false);
+ uint32_t old_flags = _flags;
+
if ((prop = node.property ("flags")) != 0) {
- _flags = Flag (strtol (prop->value().c_str(), (char **) 0, 16));
+ _flags = Flag (string_2_enum (prop->value(), _flags));
+
+ //_flags = Flag (strtol (prop->value().c_str(), (char **) 0, 16));
+
+ _flags = Flag (_flags & ~Region::LeftOfSplit);
+ _flags = Flag (_flags & ~Region::RightOfSplit);
}
- /* Now find child items */
- for (XMLNodeConstIterator niter = nlist.begin(); niter != nlist.end(); ++niter) {
-
- XMLNode *child;
- //XMLProperty *prop;
-
- child = (*niter);
-
- /** Hello, children */
+ if ((old_flags ^ _flags) & Muted) {
+ what_changed = Change (what_changed|MuteChanged);
+ }
+ if ((old_flags ^ _flags) & Opaque) {
+ what_changed = Change (what_changed|OpacityChanged);
+ }
+ if ((old_flags ^ _flags) & Locked) {
+ what_changed = Change (what_changed|LockChanged);
+ }
+
+ if (send) {
+ send_change (what_changed);
}
return 0;
}
+int
+MidiRegion::set_state (const XMLNode& node)
+{
+ /* Region::set_state() calls the virtual set_live_state(),
+ which will get us back to AudioRegion::set_live_state()
+ to handle the relevant stuff.
+ */
+
+ return Region::set_state (node);
+}
+
void
MidiRegion::recompute_at_end ()
{
}
int
-MidiRegion::separate_by_channel (Session& session, vector<MidiRegion*>& v) const
+MidiRegion::separate_by_channel (ARDOUR::Session&, vector< boost::shared_ptr<Region> >&) const
{
- // Separate by MIDI channel? bit different from audio since this is separating based
- // on the actual contained data and destructively modifies and creates new sources..
-
-#if 0
- SourceList srcs;
- string new_name;
-
- for (SourceList::const_iterator i = _master_sources.begin(); i != _master_sources.end(); ++i) {
-
- srcs.clear ();
- srcs.push_back (*i);
-
- /* generate a new name */
-
- if (session.region_name (new_name, _name)) {
- return -1;
- }
-
- /* create a copy with just one source */
-
- v.push_back (new MidiRegion (srcs, _start, _length, new_name, _layer, _flags));
- }
-#endif
+ // TODO
+ return -1;
+}
- // Actually, I would prefer not if that's alright
+int
+MidiRegion::exportme (ARDOUR::Session&, ARDOUR::ExportSpecification&)
+{
return -1;
}
return boost::dynamic_pointer_cast<MidiSource>(source(n));
}
+
+void
+MidiRegion::switch_source(boost::shared_ptr<Source> src)
+{
+ boost::shared_ptr<MidiSource> msrc = boost::dynamic_pointer_cast<MidiSource>(src);
+ if (!msrc)
+ return;
+
+ // MIDI regions have only one source
+ _sources.clear();
+ _sources.push_back(msrc);
+
+ set_name(msrc->name());
+}
+