はるかかなた昔の、MZ-80Bが採用していた単音3オクターブの範囲の音楽再生を行うPLAY文、それに準拠したポケットコンピュータ用の音楽再生プログラムのデータ「アルハンブラの想い出」の再生を行うため「だけ」に、そのMML再生プログラムをAppleScriptで作ってみたものです(2時間ぐらいだったか)。
音階再生用に、オープンソースの「MPSoundEngine」フレームワークをUniversal Binaryでビルドし直して、これを用いて音階データと音の長さのデータのテーブルを作って再生しています。
オリジナルのMZにしてもポケットコンピュータのMML再生プログラムにしても、単音しか出ない仕様ですが、このデータの原作者が楽譜を細切れにしてアルペジオ奏法で演奏させているかのような効果を生み出しています。これは、当時も腰を抜かしましたが、普通こんなものはやらない狂気の産物、人類レベルの遺産といえます。
MPSoundEngineをフレームワーク化したものを呼び出しているため、実行にはScript Debuggerが必要です。macOS 11よりも古い環境では以前に掲載したFramework(Intelバイナリのみ)がそのまま利用できるはずです。
まだ、いまひとつ休符(R)の処理などがうまく行っていないようで、この曲以外のデータを再生させると、首をひねってしまう演奏をしてしまうものの、それはオリジナルのデータの出来がよくなかったのか、あるいはこのプログラムの再現度が高くないためかは不明です。
—
– Created by: Takaaki Naganoya
– Created on: 2022年12月22日
—
– Copyright © 2022 Piyomaru Software, All Rights Reserved
—
use AppleScript version "2.4" — Yosemite (10.10) or later
use framework "Foundation"
use framework "mpSoundKit" –https://github.com/matthiasplappert/MPSoundEngine
use scripting additions
script spd
property musStr : ""
property musList : {}
property mmlList : {}
end script
set octL to {"-C", "-#C", "-D", "-#D", "-E", "-F", "-#F", "-G", "-#G", "-A", "-#A", "-B", "C", "#C", "D", "#D", "E", "F", "#F", "G", "#G", "A", "#A", "B", "+C", "+#C", "+D", "+#D", "+E", "+F", "+#F", "+G", "+#G", "+A", "+#A", "+B"}
set lenL to {130.81, 138.59, 146.83, 155.56, 164.81, 174.61, 185.0, 196.0, 207.65, 220.0, 233.08, 246.94, 261.63, 277.18, 293.66, 311.13, 329.63, 349.23, 369.99, 392.0, 415.3, 440.0, 466.16, 493.88, 523.25, 554.37, 587.33, 622.25, 659.25, 698.46, 739.99, 783.99, 830.61, 880.0, 932.33, 987.77}
set noteList to {"9", "8", "7", "6", "5", "4", "3", "2", "1", "0"}
set noteTime to {4, 3, 2, 1.5, 1, 0.75, 0.5, 0.375, 0.25, 0.125}
set aDict to current application’s NSMutableDictionary’s dictionaryWithObjects:(lenL) forKeys:(octL)
set bDict to current application’s NSMutableDictionary’s dictionaryWithObjects:(noteTime) forKeys:(noteList)
set (musStr of spd) to "-A0+E+E+EE+E+E+E+C0+E+E+EE+E+E+EB0+D+D+DE+D+D+D-A0+C+C+CE+C+C+CA0+C+C+CE+C+C+CB0+D+D+DE+D+D+D-A0+E+E+EE+E+E+E+C0+E+E+EE+E+E+E+C0+E+E+EE+E+E+E-A0+E+E+EE+E+E+E+C0+E+E+EE+E+E+E+D0+F+F+FG+F+F+FC0+G+G+GG+G+G+G+E0+G+G+GG+G+G+G+E0+F+F+FG+F+F+FC0+E+E+EG+E+E+E+C0+E+E+EG+E+E+E+D0+F+F+FG+F+F+FC0+G+G+GG+G+G+G+E0+G+G+GG+G+G+G+E0+G+G+GG+G+G+GC0+G+G+GG+G+G+G+E0+G+G+GG+G+G+G+E0+G+G+GG+G+G+G-F0+C+C+CC+C+C+CA0+C+C+CC+C+C+CG0+B+B+BC+B+B+B-F0+A+A+AC+A+A+A+F0+A+A+AC+A+A+A-D0+B+B+BF+B+B+B-E0+A+A+AB+A+A+A+E0+#G+#G+#GB0+#G+#G+#G+E0+#G+#G+#GB0+#G+#G+#G-E0+#G+#G+#G+D0+#G+#G+#G+E0+#G+#G+#G+D0+#G+#G+#G+E0+#G+#G+#G+D0+#G+#G+#G-A0+#A+#A+#A+#C0+#A+#A+#A+E0+#A+#A+#A+#C0+#A+#A+#A+E0+A+A+A+#C0+A+A+A#C0+G+G+GA+G+G+G+E0+G+G+GA+G+G+G+F0+A+A+AA+A+A+AD0+G+G+G+E+G+G+G+D0+F+F+FA+F+F+F+D0+F+F+FA+F+F+FD0+F+F+FA+F+F+F+D0+F+F+FA+F+F+F+D0+F+F+FA+F+F+FD0+E+E+EA+E+E+E+B0+E+E+EA+E+E+E+B0+D+D+DA+D+D+D-F0+C+C+C#D+C+C+CA0+C+C+C#D+C+C+CA0+D+D+DD+D+D+D-E0+C+C+CE+C+C+C#G0BBBEBBB#G0BBBEBBB-E0BBBEBBB#G0BBBEBBB#G0BBBEBBB-A0+E+E+EE+E+E+E+C0+E+E+EE+E+E+EB0+D+D+DE+D+D+D-A0+C+C+CE+C+C+CA0+C+C+CE+C+C+CB0+D+D+DE+D+D+D-A0+E+E+EE+E+E+E+C0+E+E+EE+E+E+E+C0+E+E+EE+E+E+E-A0+E+E+EE+E+E+E+C0+E+E+EE+E+E+E+D0+F+F+FG+F+F+FC0+G+G+GG+G+GE0+G+G+GG+G+G+G+E0+F+F+FG+F+F+FC0+E+E+EG+E+E+E+C0+E+E+EG+E+E+E+D0+F+F+FG+F+F+FC0+G+G+GG+G+G+G+E0+G+G+GG+G+G+G+E0+G+G+GG+G+G+GC0+G+G+GG+G+G+G+E0+G+G+GG+G+G+G+E0+G+G+GG+G+G+G-F0+C+C+CC+C+C+CA0+C+C+CC+C+C+CG0+B+B+BC+B+B+B-F0+A+A+AC+A+A+A+F0+A+A+AC+A+A+A-D0+B+B+BF+B+B+B-E0+A+A+AB+A+A+A+E0+#G+#G+#GB0+#G+#G+#G+E0+#G+#G+#GB0+#G+#G+#G-E0+#G+#G+#GD0+#G+#G+#G+E0+#G+#G+#G+D0+#G+#G+#G+E0+#G+#G+#GD0+#G+#G+#G-A0+#A+#A+#A+#C0+#A+#A+#A+E0+#A+#A+#A+#C0+#A+#A+#A+E0+A+A+A+#C+A+A+A#C0+G+G+GA+G+G+G+E0+G+G+GA+G+G+G+F0+A+A+AA+A+A+AD0+G+G+G+E+G+G+G+D0+F+F+FA+F+F+F+D0+F+F+FA+F+F+FD0+F+F+FA+F+F+F+D0+F+F+FA+F+F+F+D0+F+F+FA+F+F+FD0+E+E+EA+E+E+E+B0+E+E+EA+E+E+E+B0+D+D+DA+D+D+D-F0+C+C+C#D+C+C+CA0+C+C+C#D+C+C+CA0+D+D+DD+D+D+D-E0+C+C+CE+C+C+C#G0BBBEBBB#G0BBBEBBB-E0BBBEBBB#G0BBBEBBB#G0BBBEBBB-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+EB0+D+D+DE+D+D+D-A0+#C+#C+#CE0+#C+#C+#CA0+#C+#C+#CE0+#C+#C+#CB0+D+D+DE+D+D+D-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-A0+#F+#F+#F#F0+#F+#F+#F+D0+#F+#F+#F#F0+#F+#F+#F+D0+#F+#F+#F#F0+#F+#F+#F-A0+D+D+DD+D+D+DB0+D+D+DD+D+D+DD0+#F+#F+#F#F0+#F+#F+#F-A0+#F+#F+#F-D0+#F+#F+#G+#F+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-#F0+A+A+A#F+A+A+AA0+A+A+A+#C+A+A+AA0+A+A+A#F+A+A+A#G0+#G+#G+#G#G0+#G+#G+#G#B0+#G+#G+#G#D0+#G+#G+#G#B0+#D+#D+#D#G0+#D+#D+#D#C0+#F+#F+#F#G0+#F+#F+#F+#C0+E+E+E#G+E+E+E+#C0+E+E+E#G+E+E+E#C0+E+E+E#G0+E+E+E+#C0+E+E+E#G+E+E+E+#C0+E+E+E#G+E+E+E-B0+D+D+DF+D+D+DF0+D+D+DD+D+D+DE0+D+D+DF+D+D+D-E0+#C+#C+#CE0+#C+#C+#CE0+#C+#C+#CE0+#C+#C+#C-E0BBBDBBB-A0BBBEBBBE0AAAEAAA#F0AAAGAAA-A0AAAEAAA#C0AAAEBBBA0+#C+#C+#CB0+D+D+D-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+EB0+D+D+DE+D+D+D-A0+#C+#C+#CE0+#C+#C+#CA0+#C+#C+#CE0+#C+#C+#CB0+D+D+DE+D+D+D-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-A0+#F+#F+#F#F0+#F+#F+#F+D0+#F+#F+#F#F0+#F+#F+#F+D0+#F+#F+#F#F0+#F+#F+#F-A0+D+D+DD+D+D+DB0+D+D+DD+D+D+DD0+#F+#F+#F#F0+#F+#F+#F-A0+#F+#F+#F-D0+#F+#F+#F+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-#F0+A+A+A#F+A+A+AA0+A+A+A+#C+A+A+AA0+A+A+A#F+A+A+A#G0+#G+#G+#G#G0+#G+#G+#G#B0+#G+#G+#G#D0+#G+#G+#G#B0+#D+#D+#D#G0+#D+#D+#D#C0+#F+#F+#F#G0+#F+#F+#F+#C0+E+E+E#G+E+E+E+#C0+E+E+E#G+E+E+E#C0+E+E+E#G+E+E+E+#C0+E+E+E#G+E+E+E+#C0+E+E+E#G+E+E+E-B0+D+D+DF+D+D+DF0+D+D+DD+D+D+DE0+D+D+DF+D+D+D-E0+#C+#C+#CE0+#C+#C+#CE0+#C+#C+#CE0+#C+#C+#C-E0BBBDBBB-A0AAAEAAAE0AAAEBBBA0+C+C+CB+D+D+D-A0+E+E+EE+E+E+E+C0+E+E+EE+E+E+EB0+D+D+DE+D+D+D-A0+C+C+CE+C+C+CA0+C+C+CE+C+C+CB0+D+D+DE+D+D+D-A0+E+E+EE+E+E+E+C0+E+E+EE+E+E+E+C0+E+E+EE+E+E+E-A0+E+E+EE+E+E+E+C0+E+E+EE+E+E+E+D0+F+F+FG+F+F+FC0+G+G+GG+G+G+G+E0+G+G+GG+G+G+G+E0+F+F+FG+F+F+FC0+E+E+EG+E+E+E+C0+E+E+EG+E+E+ED0+F+F+FG+F+F+FC0+G+G+GG+G+G+G+E0+G+G+GG+G+G+G+E0+G+G+GG+G+G+GC0+G+G+GG+G+G+G+E0+G+G+GG+G+G+G+E0+G+G+GG+G+G+G-F0+C+C+CC+C+C+CA0+C+C+CC+C+C+CG0+B+B+BC+B+B+B-F0+A+A+AC+A+A+A+F0+A+A+AC+A+A+A-D0+B+B+BF+B+B+B-E0+A+A+AB+A+A+A+E0+#G+#G+#GB0+#G+#G+#G+E0+#G+#G+#GB0+#G+#G+#G-E0+#G+#G+#GD0+#G+#G+#G+E0+#G+#G+#G+D0+#G+#G+#G+E0+#G+#G+#G+D0+#G+#G+#G-A0+#A+#A+#A+#C0+#A+#A+#A+E0+#A+#A+#A+#C0+#A+#A+#A+E0+A+A+A+#C+A+A+A#C0+G+G+GA+G+G+G+E0+G+G+GA+G+G+G+F0+A+A+AA+A+A+AD0+G+G+G+E+G+G+G+D0+F+F+FA+F+F+F+D0+F+F+FA+F+F+FD0+F+F+FA+F+F+F+D0+F+F+FA+F+F+F+D0+F+F+FA+F+F+FD0+E+E+EA+E+E+E+B0+E+E+EA+E+E+E+B0+D+D+DA+D+D+D-F0+C+C+C#D+C+C+CA0+C+C+C#D+C+C+CA0+D+D+DD+D+D+D-E0+C+C+CE+C+C+C#G0BBBEBBB#G0BBBEBBB-E0BBBEBBB#G0BBBEBBB#G0BBBEBBB-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+EB0+D+D+DE+D+D+D-A0+#C+#C+#CE0+#C+#C+#CA0+#C+#C+#CE0+#C+#C+#CB0+D+D+DE+D+D+D-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-A0+#F+#F+#F#F0+#F+#F+#F+D0+#F+#F+#F#F0+#F+#F+#F+D0+#F+#F+#F#F0+#F+#F+#F-A0+D+D+DD+D+D+DB0+D+D+DD+D+D+DD0+#F+#F+#F#F0+#F+#F+#F-A0+#F+#F+#F-D0+#F+#F+#F+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-#F0+A+A+A#F+A+A+AA0+A+A+A+#C+A+A+AA0+A+A+A#F+A+A+A#G0+#G+#G+#G#G0+#G+#G+#G#B0+#G+#G+#G#D0+#G+#G+#G#B0+#D+#D+#D#G0+#D+#D+#D#C0+#F+#F+#F#G0+#F+#F+#F+#C0+E+E+E#G0+E+E+E+#C0+E+E+E#G0+E+E+E#C0+E+E+E#G0+E+E+E+#C0+E+E+E#G+E+E+E+#C0+E+E+E#G+E+E+E-B0+D+D+DF+D+D+DF0+D+D+DD+D+D+DE0+D+D+DF+D+D+D-E0+#C+#C+#CE0+#C+#C+#CE0+#C+#C+#CE0+#C+#C+#C-E0BBBDBBB-A0BBBEBBBE0AAAEAAA#F0AAAGAAA-A0AAAEAAAE0AAAEAAAE0AAAEAAA-A0AAAFAAAF0AAAFAAAF0AAAFAAA-A0BBBFBBBA0+C+C+CF+C+C+CA0+D+D+DF+D+D+D-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-E0+E+E+E#G+E+E+E#G0+E+E+E#G+E+E+E#G0+E+E+E#G+E+E+E-E0+D+D+D#F+D+D+DE0+C+C+CE+C+C+C-E0BBBDBBB-A0AAAEAAAE0AAA#EAAAF0AAA#EAAA-A0AAAEAAAE0AAAEAAAE0AAAEAAA-A0AAAFAAAF0AAAFAAAF0AAAFAAA-A0BBBFBBBA0+C+C+CF+C+C+CA0+B+B+BF+B+B+B-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-A0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E+#C0+E+E+EE+E+E+E-E0+#G+#G+#GE0+#G+#G+#G+E0+#G+#G+#GE0+#G+#G+#G+E0+#G+#G+#GE0+#G+#G+#G-E0+#F+#F+#FE0+#F+#F+#F+#C0+E+E+EE+E+E+EB0+D+D+DE+D+D+D-A0+#C+#C+#CE0+#C+#C+#CA0+#C+#C+#CE0+#C+#C+#C#F0+#C+#C+#CA0+#C+#C+#C-A0+#C+#C+#CE0+#C+#C+#CA0+#C+#C+#C-E0+#C+#C+#C-#B0+#C+#C+#C#C0+#C+#C+#C-A0+#C+#C+#CE0+#C+#C+#CA0+#C+#C+#C-E0+#C+#C+#C-#B0+#C+#C+#C#C0+#C+#C+#C-A3EA+#C+E+A+E8A7R7"
set baseTime to 0.25
set (musList of spd) to characters of (musStr of spd)
set octV to 0 –Ave Octave
set defaultNote to {octave:0, noteStr:missing value, sharpF:missing value, flatF:missing value, noteLength:missing value}
copy defaultNote to curNote
set prevNoteLength to -1
set (mmlList of spd) to {}
repeat with i in (musList of spd)
set j to contents of i
considering case
if j = "-" then
if noteStr of curNote is not equal to missing value then
set the end of (mmlList of spd) to curNote
set prevNoteLength to noteLength of curNote
copy defaultNote to curNote
set (noteLength of curNote) to prevNoteLength
set octave of curNote to -1
else
set octave of curNote to -1
end if
else if j = "+" then
if noteStr of curNote is not equal to missing value then
set the end of (mmlList of spd) to curNote
set prevNoteLength to noteLength of curNote
copy defaultNote to curNote
set (noteLength of curNote) to prevNoteLength
set octave of curNote to 1
else
set octave of curNote to 1
end if
(*
else if j = "b" then –Flat
if noteStr of curNote is not equal to missing value then
set the end of mmlList to curNote
set prevNoteLength to noteLength of curNote
copy defaultNote to curNote
set (noteLength of curNote) to prevNoteLength
else
set flatF of curNote to true
end if
*)
else if j = "#" then –Sharp
if noteStr of curNote is not equal to missing value then
set the end of (mmlList of spd) to curNote
set prevNoteLength to noteLength of curNote
copy defaultNote to curNote
set (noteLength of curNote) to prevNoteLength
else
set sharpF of curNote to true
end if
else if j is in {"C", "D", "E", "F", "G", "A", "B", "R"} then
if noteStr of curNote is not equal to missing value then
set the end of (mmlList of spd) to curNote
set prevNoteLength to noteLength of curNote
copy defaultNote to curNote
set (noteLength of curNote) to prevNoteLength
end if
set (noteStr of curNote) to j
else if j is in noteList then
set noteLength of curNote to j
if noteStr of curNote is not equal to missing value then
set the end of (mmlList of spd) to curNote
set prevNoteLength to noteLength of curNote
copy defaultNote to curNote
set (noteLength of curNote) to prevNoteLength
else
set the end of (mmlList of spd) to curNote
end if
end if
end considering
end repeat
if noteStr of curNote is not equal to missing value then set the end of (mmlList of spd) to curNote –Append Last Item
–return mmlList
–Play
set engine to current application’s MPMonoSoundEngine’s alloc()’s init()
engine’s start()
repeat with i in (mmlList of spd)
set j to contents of i
set curOctave to octave of j
set curOctaveStr to encodeOctave(curOctave) of me
set sharpFlag to sharpF of j
set flatFlag to flatF of j
set sfStr to encodeSharpAndFlat(sharpFlag, flatFlag) of me
set noteLenStr to noteLength of j
set noteLenTime to (bDict’s valueForKey:noteLenStr) as real
set noteString to noteStr of j
if noteString = "R" then
engine’s |stop|()
(current application’s NSThread’s sleepForTimeInterval:(((noteLenTime * baseTime)) as real))
–delay (noteLenTime * baseTime) / 2
engine’s start()
else
set noteKey to curOctaveStr & sfStr & noteString
try
set noteFreq to (aDict’s valueForKey:noteKey) as real
on error
engine’s |stop|()
return
end try
(engine’s channel’s setFrequency:noteFreq)
–(engine’s rightChannel()’s setFrequency:noteFreq)
(current application’s NSThread’s sleepForTimeInterval:(((noteLenTime * baseTime)) as real))
end if
end repeat
engine’s |stop|()
on encodeSharpAndFlat(sharpF, flatF)
if {sharpF, flatF} = {missing value, missing value} then return ""
if {sharpF, flatF} = {true, missing value} then return "#"
if {sharpF, flatF} = {missing value, true} then return "b"
if {sharpF, flatF} = {true, true} then error "Sharp and Flat in one note"
end encodeSharpAndFlat
on encodeOctave(curOctave)
if curOctave = 0 then
set curOctaveStr to ""
else if curOctave = 1 then
set curOctaveStr to "+"
else if curOctave = -1 then
set curOctaveStr to "-"
end if
return curOctaveStr
end encodeOctave