2 This file is part of LilyPond, the GNU music typesetter.
4 Copyright (C) 1997--2012 Jan Nieuwenhuizen <janneke@gnu.org>
6 LilyPond is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 LilyPond is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with LilyPond. If not, see <http://www.gnu.org/licenses/>.
20 #include "performance.hh"
25 #include "audio-column.hh"
26 #include "audio-staff.hh"
27 #include "file-name.hh"
28 #include "international.hh"
29 #include "lily-version.hh"
31 #include "midi-chunk.hh"
32 #include "midi-stream.hh"
34 #include "string-convert.hh"
37 Performance::Performance (bool ports)
43 Performance::~Performance ()
45 junk_pointers (audio_elements_);
49 Performance::output (Midi_stream &midi_stream) const
51 int tracks_ = audio_staffs_.size ();
53 midi_stream.write (Midi_header (1, tracks_, 384));
54 debug_output (_ ("Track...") + " ", false);
56 for (vsize i = 0; i < audio_staffs_.size (); i++)
58 Audio_staff *s = audio_staffs_[i];
59 debug_output ("[" + ::to_string (i), true);
60 s->output (midi_stream, i, ports_);
61 debug_output ("]", false);
66 Performance::add_element (Audio_element *p)
68 audio_elements_.push_back (p);
72 Performance::write_output (string out) const
77 /* Maybe a bit crude, but we had this before */
78 File_name file_name (out);
79 out = file_name.to_string ();
81 Midi_stream midi_stream (out);
82 message (_f ("MIDI output to `%s'...", out));
85 progress_indication ("\n");
89 Performance::process ()
94 unsmob_performance (SCM x)
96 return dynamic_cast<Performance *> (unsmob_music_output (x));