#include <glibmm/thread.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 "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>
}
/* Basic MidiRegion constructor (many channels) */
-MidiRegion::MidiRegion (SourceList& srcs, nframes_t start, 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)
{
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)) {
{
}
+void
+MidiRegion::set_position_internal (nframes_t pos, bool allow_bbt_recompute)
+{
+ BeatsFramesConverter old_converter(_session, _position - _start);
+ double length_beats = old_converter.from(_length);
+
+ Region::set_position_internal(pos, allow_bbt_recompute);
+
+ BeatsFramesConverter new_converter(_session, pos - _start);
+
+ set_length(new_converter.to(length_beats), 0);
+}
+
nframes_t
-MidiRegion::read_at (MidiRingBuffer& out, nframes_t position, nframes_t dur, uint32_t chan_n, NoteMode mode) const
+MidiRegion::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, mode);
}
nframes_t
-MidiRegion::master_read_at (MidiRingBuffer& out, nframes_t position, nframes_t dur, uint32_t chan_n, NoteMode mode) const
+MidiRegion::master_read_at (MidiRingBuffer<nframes_t>& out, sframes_t position, nframes_t dur, uint32_t chan_n, NoteMode mode) const
{
return _read_at (_master_sources, out, position, dur, chan_n, mode);
}
nframes_t
-MidiRegion::_read_at (const SourceList& srcs, MidiRingBuffer& dst, nframes_t position, nframes_t dur, uint32_t chan_n, NoteMode mode) const
+MidiRegion::_read_at (const SourceList& srcs, MidiRingBuffer<nframes_t>& dst, nframes_t position, nframes_t dur, uint32_t chan_n, NoteMode mode) const
{
- // cerr << _name << "._read_at(" << position << ") - " << _position << endl;
-
nframes_t internal_offset = 0;
nframes_t src_offset = 0;
nframes_t to_read = 0;
return 0; /* read nothing */
}
-
if ((to_read = min (dur, _length - internal_offset)) == 0) {
return 0; /* read nothing */
}
boost::shared_ptr<MidiSource> src = midi_source(chan_n);
src->set_note_mode(mode);
- if (src->read (dst, _start + internal_offset, to_read, _position) != to_read) {
+ 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" */
}
LocaleGuard lg (X_("POSIX"));
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);
node.add_property (buf2, buf);
}
+ 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) {
node.add_child_copy (*_extra_xml);
}
}
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;
}