source file of the GNU LilyPond music typesetter
- (c) 1997--2005 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 1997--2006 Jan Nieuwenhuizen <janneke@gnu.org>
*/
#include "midi-item.hh"
-#include "warn.hh"
+#include "duration.hh"
+#include "international.hh"
#include "main.hh"
+#include "midi-stream.hh"
#include "misc.hh"
+#include "program-option.hh"
#include "string-convert.hh"
-#include "midi-stream.hh"
-#include "duration.hh"
-#include "scm-option.hh"
-#include "killing-cons.tcc"
+#include "warn.hh"
#define PITCH_WHEEL_TOP 0x3FFF
#define PITCH_WHEEL_CENTER 0x2000
}
void
-Midi_chunk::set (String header_string, String data_string, String footer_string)
+Midi_chunk::set (string header_string, string data_string, string footer_string)
{
data_string_ = data_string;
footer_string_ = footer_string;
header_string_ = header_string;
}
-String
+string
Midi_chunk::data_string () const
{
return data_string_;
}
-String
+string
Midi_chunk::to_string () const
{
- String str = header_string_;
- String dat = data_string ();
- String length_string = String_convert::int2hex (dat.length ()
+ string str = header_string_;
+ string dat = data_string ();
+ string length_string = String_convert::int2hex (dat.length ()
+ footer_string_.length (), 8, '0');
length_string = String_convert::hex2bin (length_string);
+
str += length_string;
str += dat;
str += footer_string_;
+
return str;
}
seconds_ = seconds_f;
}
-String
+string
Midi_duration::to_string () const
{
- return String ("<duration: ") + ::to_string (seconds_) + ">";
+ return string ("<duration: ") + ::to_string (seconds_) + ">";
}
Midi_event::Midi_event (Moment delta_mom, Midi_item *midi)
/*
ugh. midi output badly broken since grace note hackage.
*/
-String
+string
Midi_event::to_string () const
{
Rational rat_dt = (delta_mom_.main_part_ * Rational (384)
+ delta_mom_.grace_part_ * Rational (100)) * Rational (4);
- int delta_i = int (rat_dt);
+ int delta = rat_dt.to_int ();
- String delta_string = Midi_item::i2varint_string (delta_i);
- String midi_string = midi_->to_string ();
+ string delta_string = Midi_item::i2varint_string (delta);
+ string midi_string = midi_->to_string ();
assert (midi_string.length ());
return delta_string + midi_string;
}
-Midi_header::Midi_header (int format_i, int tracks_i, int clocks_per_4_i)
+Midi_header::Midi_header (int format, int tracks, int clocks_per_4)
{
- String str;
+ string str;
- String format_string = String_convert::int2hex (format_i, 4, '0');
+ string format_string = String_convert::int2hex (format, 4, '0');
str += String_convert::hex2bin (format_string);
-
- String tracks_string = String_convert::int2hex (tracks_i, 4, '0');
+
+ string tracks_string = String_convert::int2hex (tracks, 4, '0');
str += String_convert::hex2bin (tracks_string);
- String tempo_string = String_convert::int2hex (clocks_per_4_i, 4, '0');
+ string tempo_string = String_convert::int2hex (clocks_per_4, 4, '0');
str += String_convert::hex2bin (tempo_string);
set ("MThd", str, "");
Midi_instrument::Midi_instrument (Audio_instrument *a)
{
audio_ = a;
- audio_->str_.to_lower ();
+ audio_->str_ = String_convert::to_lower (audio_->str_);
}
-String
+string
Midi_instrument::to_string () const
{
Byte program_byte = 0;
UGH. don't use eval.
*/
SCM proc = ly_lily_module_constant ("midi-program");
- SCM program = scm_call_1 (proc, ly_symbol2scm (audio_->str_.to_str0 ()));
+ SCM program = scm_call_1 (proc, ly_symbol2scm (audio_->str_.c_str ()));
found = (program != SCM_BOOL_F);
if (found)
program_byte = scm_to_int (program);
else
- warning (_f ("no such MIDI instrument: `%s'", audio_->str_.to_str0 ()));
+ warning (_f ("no such MIDI instrument: `%s'", audio_->str_.c_str ()));
- String str = ::to_string ((char) (0xc0 + channel_)); //YIKES! FIXME : Should be track. -rz
+ string str = ::to_string ((char) (0xc0 + channel_)); //YIKES! FIXME : Should be track. -rz
str += ::to_string ((char)program_byte);
return str;
}
Midi_item::Midi_item ()
+{
+}
+
+Midi_channel_item::~Midi_channel_item ()
+{
+ channel_ = 0;
+}
+
+Midi_channel_item::Midi_channel_item ()
{
channel_ = 0;
}
{
}
-String
+string
Midi_item::i2varint_string (int i)
{
- int buffer_i = i & 0x7f;
+ int buffer = i & 0x7f;
while ((i >>= 7) > 0)
{
- buffer_i <<= 8;
- buffer_i |= 0x80;
- buffer_i += (i & 0x7f);
+ buffer <<= 8;
+ buffer |= 0x80;
+ buffer += (i & 0x7f);
}
- String str;
+ string str;
while (1)
{
- str += ::to_string ((char)buffer_i);
- if (buffer_i & 0x80)
- buffer_i >>= 8;
+ str += ::to_string ((char)buffer);
+ if (buffer & 0x80)
+ buffer >>= 8;
else
break;
}
audio_ = a;
}
-String
+string
Midi_key::to_string () const
{
- String str = "ff5902";
+ string str = "ff5902";
str += String_convert::int2hex (audio_->accidentals_, 2, '0');
if (audio_->major_)
str += String_convert::int2hex (0, 2, '0');
return String_convert::hex2bin (str);
}
-Midi_time_signature::Midi_time_signature (Audio_time_signature* a)
+Midi_time_signature::Midi_time_signature (Audio_time_signature *a)
{
audio_ = a;
clocks_per_1_ = 18;
}
-String
+string
Midi_time_signature::to_string () const
{
- int num = audio_->beats_;
+ int num = abs (audio_->beats_);
+ if (num > 255)
+ {
+ warning ("Time signature with more than 255 beats. Truncating");
+ num = 255;
+ }
+
int den = audio_->one_beat_;
- String str = "ff5804";
+
+
+ string str = "ff5804";
str += String_convert::int2hex (num, 2, '0');
- str += String_convert::int2hex (intlog2 (den) , 2, '0');
+ str += String_convert::int2hex (intlog2 (den), 2, '0');
str += String_convert::int2hex (clocks_per_1_, 2, '0');
str += String_convert::int2hex (8, 2, '0');
return String_convert::hex2bin (str);
}
-Midi_note::Midi_note (Audio_note* a)
+Midi_note::Midi_note (Audio_note *a)
{
audio_ = a;
dynamic_byte_ = 0x7f;
int
Midi_note::get_fine_tuning () const
{
- int ft = audio_->pitch_.quartertone_pitch ();
- ft -= 2 * audio_->pitch_.semitone_pitch ();
- ft *= 50; // 1 quarter tone = 50 cents
- return ft;
+ Rational tune = (audio_->pitch_.tone_pitch ()
+ + audio_->transposing_.tone_pitch ()) * Rational (2);
+ tune -= Rational (get_semitone_pitch ());
+
+ tune *= 100;
+ return (int) double (tune);
}
int
-Midi_note::get_pitch () const
+Midi_note::get_semitone_pitch () const
{
- int p = audio_->pitch_.semitone_pitch () + audio_->transposing_;
- if (p == INT_MAX)
- {
- warning (_ ("silly pitch"));
- p = 0;
- }
- return p;
+ return int (double ((audio_->pitch_.tone_pitch ()
+ + audio_->transposing_.tone_pitch ()) * Rational (2)));
}
-String
+string
Midi_note::to_string () const
{
Byte status_byte = (char) (0x90 + channel_);
- String str = "";
+ string str = "";
int finetune;
// print warning if fine tuning was needed, HJJ
if (get_fine_tuning () != 0)
{
- warning (_f ("Experimental: temporarily fine tuning (of %d cents) a channel.",
+ warning (_f ("experimental: temporarily fine tuning (of %d cents) a channel.",
get_fine_tuning ()));
finetune = PITCH_WHEEL_CENTER;
}
str += ::to_string ((char)status_byte);
- str += ::to_string ((char) (get_pitch () + c0_pitch_i_));
+ str += ::to_string ((char) (get_semitone_pitch () + c0_pitch_));
str += ::to_string ((char)dynamic_byte_);
return str;
aftertouch_byte_ = 64;
}
-String
+string
Midi_note_off::to_string () const
{
Byte status_byte = (char) (0x80 + channel_);
- String str = ::to_string ((char)status_byte);
- str += ::to_string ((char) (get_pitch () + Midi_note::c0_pitch_i_));
+ string str = ::to_string ((char)status_byte);
+ str += ::to_string ((char) (get_semitone_pitch () + Midi_note::c0_pitch_));
str += ::to_string ((char)aftertouch_byte_);
if (get_fine_tuning () != 0)
audio_ = a;
}
-String
+string
Midi_dynamic::to_string () const
{
Byte status_byte = (char) (0xB0 + channel_);
- String str = ::to_string ((char)status_byte);
+ string str = ::to_string ((char)status_byte);
/*
Main volume controller (per channel):
audio_ = a;
}
-String
+string
Midi_piano_pedal::to_string () const
{
Byte status_byte = (char) (0xB0 + channel_);
- String str = ::to_string ((char)status_byte);
+ string str = ::to_string ((char)status_byte);
if (audio_->type_string_ == "Sostenuto")
str += ::to_string ((char)0x42);
audio_ = a;
}
-String
+string
Midi_tempo::to_string () const
{
- int useconds_per_4_i = 60 * (int)1e6 / audio_->per_minute_4_;
- String str = "ff5103";
- str += String_convert::int2hex (useconds_per_4_i, 6, '0');
+ int useconds_per_4 = 60 * (int)1e6 / audio_->per_minute_4_;
+ string str = "ff5103";
+ str += String_convert::int2hex (useconds_per_4, 6, '0');
return String_convert::hex2bin (str);
}
-Midi_text::Midi_text (Audio_text* a)
+Midi_text::Midi_text (Audio_text *a)
{
audio_ = a;
}
-String
+string
Midi_text::to_string () const
{
- String str = "ff" + String_convert::int2hex (audio_->type_, 2, '0');
+ string str = "ff" + String_convert::int2hex (audio_->type_, 2, '0');
str = String_convert::hex2bin (str);
str += i2varint_string (audio_->text_string_.length ());
str += audio_->text_string_;
// "00" "ff59" "02" "ff" "00"
;
- String data_string;
+ string data_string;
// only for format 0 (currently using format 1)?
data_string += String_convert::hex2bin (data_str0);
char const *footer_str0 = "00" "ff2f" "00";
- String footer_string = String_convert::hex2bin (footer_str0);
+ string footer_string = String_convert::hex2bin (footer_str0);
set ("MTrk", data_string, footer_string);
}
assert (delta_time_mom >= Moment (0));
Midi_event *e = new Midi_event (delta_time_mom, midi);
- event_p_list_.append (new Killing_cons<Midi_event> (e, 0));
+ events_.push_back (e);
}
-String
+string
Midi_track::data_string () const
{
- String str = Midi_chunk::data_string ();
- if (midi_debug_global_b)
+ string str = Midi_chunk::data_string ();
+ if (do_midi_debugging_global)
str += "\n";
- for (Cons<Midi_event> *i = event_p_list_.head_; i; i = i->next_)
+
+ for (vector<Midi_event*>::const_iterator i (events_.begin());
+ i != events_.end(); i ++)
{
- str += i->car_->to_string ();
- if (midi_debug_global_b)
+ str += (*i)->to_string ();
+ if (do_midi_debugging_global)
str += "\n";
}
return str;
}
+
+
+char const *
+Midi_item::name () const
+{
+ return this->class_name ();
+}
+
+Midi_track::~Midi_track ()
+{
+ junk_pointers (events_);
+}