From df5c283692c0ffcd9b33ee873e0463db6b18c53c Mon Sep 17 00:00:00 2001
From: Sema <jazz-dev@jazz-soft.net>
Date: Sun, 1 Aug 2021 01:10:26 -0400
Subject: [PATCH] Minor fix and coverage

---
 javascript/JZZ.js |  2 +-
 minified/JZZ.js   |  2 +-
 test/common.js    | 64 ++++++++++++++++++++++++++++++++++++++++++++++-
 3 files changed, 65 insertions(+), 3 deletions(-)

diff --git a/javascript/JZZ.js b/javascript/JZZ.js
index e6dfe92..3930537 100644
--- a/javascript/JZZ.js
+++ b/javascript/JZZ.js
@@ -1765,7 +1765,7 @@
         if (x < -1 || x > 1) throw RangeError('Out of range: ' + b[i]);
         v.push(MIDI.to14b((b[i] + 1) / 2)); }
       return _helperNC.sxScaleTuning2.call(this, a, v, c); },
-    sxGM: function(gm) { return [0xF0, 0x7E, this._sxid, 0x09, gm ? gm == 2 ? 3 : 1 : 2, 0xF7]; },
+    sxGM: function(gm) { if (typeof gm == 'undefined') gm = 1; return [0xF0, 0x7E, this._sxid, 0x09, gm ? gm == 2 ? 3 : 1 : 2, 0xF7]; },
     sxGS: function(arg) { var arr = typeof arg == 'undefined' ? [0x40, 0, 0x7F, 0] : arg instanceof Array ? arg : arguments;
       var c = 0; var a = [0xF0, 0x41, this._sxid, 0x42, 0x12];
       for (var i = 0; i < arr.length; i++) { var x = _7b(arr[i]); a.push(x); c += x; }
diff --git a/minified/JZZ.js b/minified/JZZ.js
index 3e260f8..f045f80 100644
--- a/minified/JZZ.js
+++ b/minified/JZZ.js
@@ -1 +1 @@
-!function(t,n){"object"==typeof exports&&"undefined"!=typeof module?module.exports=n():"function"==typeof define&&define.amd?define("JZZ",[],n):(t=t||window).JZZ&&t.JZZ.MIDI||(t.JZZ=n())}(this,function(){var o,r,n,i,t="undefined"==typeof window?global:window,e="1.3.8",s=Date.now||function(){return(new Date).getTime()},u=s(),a="undefined"!=typeof performance&&performance.now?function(){return performance.now()}:function(){return s()-u},h=function(t){setTimeout(t,0)};function c(){}function f(t){return"function"==typeof t}function l(){(this._orig=this)._ready=!1,this._queue=[],this._log=[]}function p(t,n){this._bad?f(n)&&n.apply(this,[new Error(this._err())]):f(t)&&t.apply(this,[this])}function d(t,n){this._bad?t._crash(this._err()):setTimeout(function(){t._resume()},n)}function _(t){this._bad&&t._break(this._err()),t._resume()}function m(t,e,r){t[r]=function(){var t=arguments,n=e._image();return this._push(_,[n]),n[r].apply(n,t)}}function 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t,n;for(Q._outs=[],Q._ins=[],t=0;(n=Q._main.MidiOutInfo(t)).length;t++)Q._outs.push({type:Q._type,name:n[0],manufacturer:n[1],version:n[2]});for(t=0;(n=Q._main.MidiInInfo(t)).length;t++)Q._ins.push({type:Q._type,name:n[0],manufacturer:n[1],version:n[2]});O()},Q._openOut=function(t,n){var e=Q._outMap[n];if(e||(Q._pool.length<=Q._outArr.length&&Q._pool.push(Q._newPlugin()),e={name:n,clients:[],info:{name:n,manufacturer:Q._allOuts[n].manufacturer,version:Q._allOuts[n].version,type:"MIDI-out",sysex:Q._sysex,engine:Q._type},_close:function(t){Q._closeOut(t)},_closeAll:o,_receive:function(t){t.length&&this.plugin.MidiOutRaw(t.slice())}},r=Q._pool[Q._outArr.length],e.plugin=r,Q._outArr.push(e),Q._outMap[n]=e),!e.open){var r=e.plugin.MidiOutOpen(n);if(r!==n)return r&&e.plugin.MidiOutClose(),void t._break();e.open=!0}S((t._orig._impl=e).clients,t._orig),t._info=e.info,t._receive=function(t){e._receive(t)},t._close=function(){e._close(this)}},Q._openIn=function(t,n){var e,r=Q._inMap[n];if(r||(Q._pool.length<=Q._inArr.length&&Q._pool.push(Q._newPlugin()),(r={name:n,clients:[],info:{name:n,manufacturer:Q._allIns[n].manufacturer,version:Q._allIns[n].version,type:"MIDI-in",sysex:Q._sysex,engine:Q._type},_close:function(t){Q._closeIn(t)},_closeAll:o,handle:function(t,n){for(var e=0;e<this.clients.length;e++){var r=dt(n);this.clients[e]._emit(r)}}}).onmidi=(e=r,function(t,n){e.handle(t,n)}),i=Q._pool[Q._inArr.length],r.plugin=i,Q._inArr.push(r),Q._inMap[n]=r),!r.open){var i=r.plugin.MidiInOpen(n,r.onmidi);if(i!==n)return i&&r.plugin.MidiInClose(),void t._break();r.open=!0}S((t._orig._impl=r).clients,t._orig),t._info=r.info,t._close=function(){r._close(this)}},Q._closeOut=function(t){var n=t._impl;C(n.clients,t._orig),!n.clients.length&&n.open&&(n.open=!1,n.plugin.MidiOutClose())},Q._closeIn=function(t){var n=t._impl;C(n.clients,t._orig),!n.clients.length&&n.open&&(n.open=!1,n.plugin.MidiInClose())},Q._close=function(){for(var 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Ut,Vt={a:10,b:11,c:12,d:13,e:14,f:15,A:10,B:11,C:12,D:13,E:14,F:15},Zt=0;Zt<16;Zt++)Vt[Zt]=Zt;function Jt(t){for(var n=[],e=0;e<t.length;e++)n[e]=t.charCodeAt(e);return n}function Wt(t){return t instanceof Array?function(t){for(var n="",e=0;e<t.length;e++)n+=String.fromCharCode(t[e]);return n}(t):void 0===t?"":""+t}function Ht(t){return(t<16?"0":"")+t.toString(16)}function Kt(t){for(var n=[],e=0;e<t.length;e++)n[e]=Ht(t[e]);return n.join(" ")}function Qt(t){for(var n="",e=0;e<t.length;e++)"\n"==t[e]?n+="\\n":"\r"==t[e]?n+="\\r":"\t"==t[e]?n+="\\t":t.charCodeAt(e)<32?n+="\\x"+Ht(t.charCodeAt(e)):n+=t[e];return n}function Xt(t){return t.length?": "+Kt(Jt(t)):""}function Yt(t){return t.length?": "+Qt(ht.lib.fromUTF8(t)):""}function $t(){var t;for(this._cc=[],t=0;t<16;t++)this._cc[t]={}}function tn(t){if(!t.length||t[0]<128)return t;if(255==t[0])return this._clear(),t;var n,e,r,i=15&t[0],o=t[0]>>4;if(12==o)t._bm=this._cc[i].bm,t._bl=this._cc[i].bl,ht.MIDI.programName&&t.label(ht.MIDI.programName(t[1],t._bm,t._bl));else if(11==o)switch(t[1]){case 0:this._cc[i].bm=t[2];break;case 32:this._cc[i].bl=t[2];break;case 98:this._cc[i].nl=t[2],this._cc[i].rn="n";break;case 99:this._cc[i].nm=t[2],this._cc[i].rn="n";break;case 100:this._cc[i].rl=t[2],this._cc[i].rn="r";break;case 101:this._cc[i].rm=t[2],this._cc[i].rn="r";break;case 6:case 38:case 96:case 97:"r"==this._cc[i].rn&&(t._rm=this._cc[i].rm,t._rl=this._cc[i].rl,t.label((n=this._cc[i].rm,e=this._cc[i].rl,r=void 0===n?"??":Ht(n),n=void 0===e?"??":Ht(e),"RPN "+r+" "+n+((e={"0000":"Pitch Bend Sensitivity","0001":"Channel Fine Tune","0002":"Channel Coarse Tune","0003":"Select Tuning Program","0004":"Select Tuning Bank","0005":"Vibrato Depth Range","7f7f":"NONE"}[r+""+n])?": "+e:"")))),"n"==this._cc[i].rn&&(t._nm=this._cc[i].rm,t._nl=this._cc[i].nl,t.label((n=this._cc[i].nm,e=this._cc[i].nl,"NRPN "+(void 0===n?"??":Ht(n))+" "+(void 0===e?"??":Ht(e)))))}else t.isFullSysEx()&&(127==t[1]?4==t[3]&&(1==t[4]?t.label("Master Volume"):2==t[4]&&t.label("Master Balance")):126==t[1]?6==t[3]?1==t[4]?t.label("Device ID Request"):2==t[4]&&t.label("Device ID Response"):9==t[3]&&(1==t[4]?(t.label("GM1 System On"),this._clear(),this._gm="1"):2==t[4]?(t.label("GM System Off"),this._clear(),this._gm="0"):3==t[4]&&(t.label("GM2 System On"),this._clear(),this._gm="2")):67==t[1]?16==(240&t[2])&&76==t[3]&&0==t[4]&&0==t[5]&&126==t[6]&&0==t[7]&&(t.label("XG System On"),this._clear(),this._gm="Y"):65==t[1]&&66==t[3]&&18==t[4]&&64==t[5]&&0==t[6]&&127==t[7]&&0==t[8]&&65==t[9]&&(t.label("GS Reset"),this._clear(),this._gm="R"));return t}function nn(){var t=new N;return t._clear=$t,t._read=tn,t._receive=function(t){this._emit(this._read(t))},t._clear(),t._resume(),t}function en(){var t=this instanceof en?this:new en;return t.reset(),arguments.length&&en.prototype.setup.apply(t,arguments),t}dt.prototype.getChannel=function(){if(32==this.ff&&1==this.dd.length&&this.dd.charCodeAt(0)<16)return this.dd.charCodeAt(0);var t=this[0];return void 0===t||t<128||239<t?void 0:15&t},dt.prototype.setChannel=function(t){return void 0===(t=Vt[t])||(32==this.ff?this.dd=String.fromCharCode(t):void 0!==(n=this[0])&&128<=n&&n<=239&&(this[0]=240&n|t)),this;var n},dt.prototype.getNote=function(){var t=this[0];if(!(void 0===t||t<128||175<t))return this[1]},dt.prototype.setNote=function(t){var n=this[0];return void 0===n||n<128||175<n||void 0!==(t=dt.noteValue(t))&&(this[1]=t),this},dt.prototype.getVelocity=function(){var t=this[0];if(!(void 0===t||t<128||159<t))return this[2]},dt.prototype.setVelocity=function(t){var n=this[0];return void 0===n||n<128||159<n||0<=(t=parseInt(t))&&t<128&&(this[2]=t),this},dt.prototype.getSysExId=function(){if(240==this[0])return this[2]},dt.prototype.setSysExId=function(t){return 240==this[0]&&2<this.length&&0<=(t=parseInt(t))&&t<128&&(this[2]=t),this},dt.prototype.getData=function(){if(void 0!==this.dd)return this.dd.toString()},dt.prototype.setData=function(t){return this.dd=Wt(t),this},dt.prototype.getText=function(){if(void 0!==this.dd)return t=this.ff,n=this.dd,e=n,127==t&&void 0!==e&&67==e.charCodeAt(0)&&123==e.charCodeAt(1)&&1==n.charCodeAt(2)?function(t,n){if(0<=t&&t<=127&&0<=n&&n<=127){var e=15&t,t=t>>4;return 0<e&&e<8&&t<7?(e=["C","D","E","F","G","A","B"][e-1]+["bbb","bb","b","","#","##","###"][t],34<n?e+"?":e+["","6","Maj7","Maj7(#11)","(9)","Maj7(9)","6(9)","aug","m","m6","m7","m7b5","m(9)","m7(9)","m7(11)","m+7","m+7(9)","dim","dim7","7","7sus4","7b5","7(9)","7(#11)","7(13)","7(b9)","7(b13)","7(#9)","Maj7aug","7aug","1+8","1+5","sus4","1+2+5","cc"][n]):"-"}return"-"}(this.dd.charCodeAt(3),this.dd.charCodeAt(4)):ht.lib.fromUTF8(this.dd);var t,n,e;if(this.isMidiSoft()){for(var r=[],i=6;i<this.length-1;i++)r.push(String.fromCharCode(this[i]));return r.join("")}},dt.prototype.setText=function(t){return this.dd=ht.lib.toUTF8(t),this},dt.prototype.getTempo=function(){if(81==this.ff&&void 0!==this.dd)return 65536*this.dd.charCodeAt(0)+256*this.dd.charCodeAt(1)+this.dd.charCodeAt(2)},dt.prototype.getBPM=function(){var t=this.getTempo();if(t)return 6e7/t},dt.prototype.getTimeSignature=function(){if(88==this.ff&&void 0!==this.dd)return[this.dd.charCodeAt(0),1<<this.dd.charCodeAt(1)]},dt.prototype.getKeySignature=function(){if(89==this.ff&&void 0!==this.dd){var t=this.dd.charCodeAt(0),n=this.dd.charCodeAt(1);if(128&t&&(t-=256),-7<=t&&t<=7&&0<=n&&n<=1)return[t,["Cb","Gb","Db","Ab","Eb","Bb","F","C","G","D","A","E","B","F#","C#","G#","D#","A#"][n?t+10:t+7],!!n]}},dt.prototype.isNoteOn=function(){var t=this[0];return!(void 0===t||t<144||159<t)&&0<this[2]},dt.prototype.isNoteOff=function(){var t=this[0];return!(void 0===t||t<128||159<t)&&(t<144||0==this[2])},dt.prototype.isSysEx=function(){return 240==this[0]},dt.prototype.isFullSysEx=function(){return 240==this[0]&&247==this[this.length-1]},dt.prototype.isMidiSoft=function(){return this.isFullSysEx()&&0==this[1]&&32==this[2]&&36==this[3]&&0==this[4]},dt.prototype.isSMF=function(){return 0<=this.ff&&this.ff<=127},dt.prototype.isEOT=function(){return 47==this.ff},dt.prototype.isTempo=function(){return 81==this.ff},dt.prototype.isTimeSignature=function(){return 88==this.ff},dt.prototype.isKeySignature=function(){return 89==this.ff},dt.prototype.label=function(t){return this.lbl=this.lbl?this.lbl+", "+t:t,this},dt.prototype.toString=function(){return this.lbl?this._str()+" ("+this.lbl+")":this._str()},dt.prototype._str=function(){var t;if(!this.length){if(void 0===this.ff)return"empty";if(t="ff"+Ht(this.ff)+" -- ",0==this.ff)t+="Sequence Number: "+function(t){for(var n=0,e=0;e<t.length;e++)n=(n<<8)+t.charCodeAt(e);return n}(this.dd);else if(0<this.ff&&this.ff<10)t+=["","Text","Copyright","Sequence Name","Instrument Name","Lyric","Marker","Cue Point","Program Name","Device Name"][this.ff]+Yt(this.dd);else if(32==this.ff)t+="Channel Prefix"+Xt(this.dd);else if(33==this.ff)t+="MIDI Port"+Xt(this.dd);else if(47==this.ff)t+="End of Track"+Xt(this.dd);else if(81==this.ff)t+="Tempo: "+Math.round(100*this.getBPM())/100+" bpm";else if(84==this.ff)t+="SMPTE Offset: "+pt(Jt(this.dd));else if(88==this.ff){var n=1<<this.dd.charCodeAt(1);t+="Time Signature: "+this.dd.charCodeAt(0)+"/"+n,t+=" "+this.dd.charCodeAt(2)+" "+this.dd.charCodeAt(3)}else if(89==this.ff){t+="Key Signature: ";var e=this.getKeySignature();e?(t+=e[1],e[2]&&(t+=" min")):t+="invalid"}else if(127==this.ff){if(67==this.dd.charCodeAt(0)&&123==this.dd.charCodeAt(1))return t+="[XF:"+Ht(this.dd.charCodeAt(2))+"]",t+=(r={0:"Version",1:"Chord",2:"Rehearsal Mark",3:"Phrase Mark",4:"Max Phrase Mark",5:"Fingering Number",12:"Guide Track Flag",16:"Guitar Info",18:"Chord Voicing",127:"XG Song Data Number"}[this.dd.charCodeAt(2)])?" "+r:"",t+=": ",0==this.dd.charCodeAt(2)?t+this.dd.substr(3,4)+" "+Kt(Jt(this.dd.substr(7))):1==this.dd.charCodeAt(2)?t+this.getText():t+Kt(Jt(this.dd.substr(3)));t+="Sequencer Specific"+Xt(this.dd)}else t+="SMF"+Xt(this.dd);return t}if(t=Kt(this),this[0]<128)return t;if(r={241:"MIDI Time Code",242:"Song Position",243:"Song Select",244:"Undefined",245:"Undefined",246:"Tune request",248:"Timing clock",249:"Undefined",250:"Start",251:"Continue",252:"Stop",253:"Undefined",254:"Active Sensing",255:"Reset"}[this[0]])return t+" -- "+r;if(this.isMidiSoft())return r=(r=Qt(this.getText()))&&" "+r,t+" -- [K:"+Ht(this[5])+"]"+r;var r,e=this[0]>>4;return(r={8:"Note Off",10:"Aftertouch",12:"Program Change",13:"Channel Aftertouch",14:"Pitch Wheel"}[e])?t+" -- "+r:9==e?t+" -- "+(this[2]?"Note On":"Note Off"):11!=e?t:(r={0:"Bank Select MSB",1:"Modulation Wheel MSB",2:"Breath Controller MSB",4:"Foot Controller MSB",5:"Portamento Time MSB",6:"Data Entry MSB",7:"Channel Volume MSB",8:"Balance MSB",10:"Pan MSB",11:"Expression Controller MSB",12:"Effect Control 1 MSB",13:"Effect Control 2 MSB",16:"General Purpose Controller 1 MSB",17:"General Purpose Controller 2 MSB",18:"General Purpose Controller 3 MSB",19:"General Purpose Controller 4 MSB",31:"Karaoke",32:"Bank Select LSB",33:"Modulation Wheel LSB",34:"Breath Controller LSB",36:"Foot Controller LSB",37:"Portamento Time LSB",38:"Data Entry LSB",39:"Channel Volume LSB",40:"Balance LSB",42:"Pan LSB",43:"Expression Controller LSB",44:"Effect control 1 LSB",45:"Effect control 2 LSB",48:"General Purpose Controller 1 LSB",49:"General Purpose Controller 2 LSB",50:"General Purpose Controller 3 LSB",51:"General Purpose Controller 4 LSB",64:"Damper Pedal",65:"Portamento",66:"Sostenuto",67:"Soft Pedal",68:"Legato",69:"Hold 2",70:"Sound Variation",71:"Filter Resonance",72:"Release Time",73:"Attack Time",74:"Brightness",75:"Decay Time",76:"Vibrato Rate",77:"Vibrato Depth",78:"Vibrato Delay",79:"Sound Controller 10",80:"General Purpose Controller 5",81:"General Purpose Controller 6",82:"General Purpose Controller 7",83:"General Purpose Controller 8",84:"Portamento Control",88:"High Resolution Velocity Prefix",91:"Effects 1 Depth",92:"Effects 2 Depth",93:"Effects 3 Depth",94:"Effects 4 Depth",95:"Effects 5 Depth",96:"Data Increment",97:"Data Decrement",98:"Non-Registered Parameter Number LSB",99:"Non-Registered Parameter Number MSB",100:"Registered Parameter Number LSB",101:"Registered Parameter Number MSB",120:"All Sound Off",121:"Reset All Controllers",122:"Local Control On/Off",123:"All Notes Off",124:"Omni Mode Off",125:"Omni Mode On",126:"Mono Mode On",127:"Poly Mode On"}[this[1]],64<=this[1]&&this[1]<=69&&(r+=this[2]<64?" Off":" On"),t+" -- "+(r=r||"Undefined"))},dt.prototype._stamp=function(t){return this._from.push(t._orig||t),this},dt.prototype._unstamp=function(t){return void 0===t?this._from=[]:(t._orig&&(t=t._orig),-1<(t=this._from.indexOf(t))&&this._from.splice(t,1)),this},dt.prototype._stamped=function(t){t._orig&&(t=t._orig);for(var n=0;n<this._from.length;n++)if(this._from[n]==t)return!0;return!1},ht.MIDI=dt,M.prototype.MIDI=dt,ht.Context=nn,M.prototype.Context=nn,en.validate=function(t){var n=t instanceof Array?t:arguments;if(n[0]!=parseInt(n[0])||n[0]<0||14<n[0])throw RangeError("Bad master channel value: "+n[0]);if(n[1]!=parseInt(n[1])||n[1]<0||15<n[0]+n[1])throw RangeError("Bad zone size value: "+n[1])},en.prototype.reset=function(){for(var t=0;t<16;t++)this[t]={band:0,master:t}},en.prototype.setup=function(t,n){var e;en.validate(t,n);var r=t+n;if((this[t].master!=t||this[t].band!=n)&&(n||this[t].band)){for(this[t].band?r<(e=t+this[t].band)&&(r=e):this[t].master==t-1?(e=t-1,r<(e+=this[e].band)&&(r=e),this[t-1]={band:0,master:t-1}):this[t].master!=t&&(e=this[t].master,r<(e+=this[e].band)&&(r=e),this[this[t].master].band=t-this[t].master-1),this[t].master=t,this[t].band=n,e=t+1;e<=t+n;e++)this[e].band&&r<e+this[e].band&&(r=e+this[e].band),this[e]={band:0,master:t};for(;e<=r;e++)this[e]={band:0,master:e}}},en.prototype.filter=function(t){var n=t.getChannel();if(!this[n]||!this[this[n].master].band)return t;var e,r,i,o=this[n].master,s=this[o].band;if(void 0!==t._mpe){for(i=256,e=o+1;e<=o+s;e++)if(this[e].notes){for(i>this[e].notes.length&&(i=this[n=e].notes.length),r=0;r<this[e].notes.length;r++)if(this[e].notes[r]==t._mpe){n=e,i=-1;break}}else 0<i&&(n=e,i=0);t.setChannel(n),t._mpe=void 0}return n==o||(t.isNoteOn()?(this[n].notes||(this[n].notes=[]),S(this[n].notes,t.getNote())):t.isNoteOff()&&this[n].notes&&C(this[n].notes,t.getNote())),t},ht.MPE=en,ht.lib={},ht.lib.now=a,ht.lib.schedule=h,ht.lib.openMidiOut=function(t,n){var e=new N;return n._openOut(e),e._info=n._info(t),e},ht.lib.openMidiIn=function(t,n){var e=new N;return n._openIn(e),e._info=n._info(t),e},ht.lib.registerMidiOut=function(t,n){for(var e=n._info(t),r=0;r<X._outs.length;r++)if(X._outs[r].name==e.name)return!1;return e.engine=n,X._outs.push(e),B&&(O(),B._bad&&(B._repair(),B._resume())),!0},ht.lib.registerMidiIn=function(t,n){for(var e=n._info(t),r=0;r<X._ins.length;r++)if(X._ins[r].name==e.name)return!1;return e.engine=n,X._ins.push(e),B&&(O(),B._bad&&(B._repair(),B._resume())),!0},ht.lib.copyMidiHelpers=Gt,ht.lib.getAudioContext=function(){var t,e;return Ut||"undefined"==typeof window||(t=window.AudioContext||window.webkitAudioContext)&&((Ut=new t)&&!Ut.createGain&&(Ut.createGain=Ut.createGainNode),e=function(){if("running"!=Ut.state){Ut.resume();var t=Ut.createOscillator(),n=Ut.createGain();try{n.gain.value=0}catch(t){}n.gain.setTargetAtTime(0,Ut.currentTime,.01),t.connect(n),n.connect(Ut.destination),t.start||(t.start=t.noteOn),t.stop||(t.stop=t.noteOff),t.start(.1),t.stop(.11)}else document.removeEventListener("touchstart",e),document.removeEventListener("touchend",e),document.removeEventListener("mousedown",e),document.removeEventListener("keydown",e)},document.addEventListener("touchstart",e),document.addEventListener("touchend",e),document.addEventListener("mousedown",e),document.addEventListener("keydown",e),e()),Ut};var rn="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";ht.lib.fromBase64=function(t){var n,e,r,i,o,s,u="",a=0;for(t=t.replace(/[^A-Za-z0-9+/=]/g,"");a<t.length;)r=rn.indexOf(t.charAt(a++)),n=(15&(i=rn.indexOf(t.charAt(a++))))<<4|(o=rn.indexOf(t.charAt(a++)))>>2,e=(3&o)<<6|(s=rn.indexOf(t.charAt(a++))),u+=String.fromCharCode(r<<2|i>>4),64!=o&&(u+=String.fromCharCode(n)),64!=s&&(u+=String.fromCharCode(e));return u},ht.lib.toBase64=function(t){var n,e,r,i,o=0,s=0,u="",a=[];if(!t)return t;for(;n=(i=t.charCodeAt(o++)<<16|t.charCodeAt(o++)<<8|t.charCodeAt(o++))>>12&63,e=i>>6&63,r=63&i,a[s++]=rn.charAt(i>>18&63)+rn.charAt(n)+rn.charAt(e)+rn.charAt(r),o<t.length;);var u=a.join(""),h=t.length%3;return h?u.slice(0,h-3)+"===".slice(h):u},ht.lib.fromUTF8=function(t){t=void 0===t?"":""+t;for(var n,e,r="",i=0;i<t.length;i++){if(255<(n=t.charCodeAt(i)))return t;if(n<128)r+=t[i];else if(192==(224&n)){if(n=(31&n)<<6,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;n+=63&e,r+=String.fromCharCode(n)}else if(224==(240&n)){if(n=(15&n)<<12,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;if(n+=(63&e)<<6,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;n+=63&e,r+=String.fromCharCode(n)}else if(240==(248&n)){if(n=(7&n)<<18,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;if(n+=(63&e)<<12,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;if(n+=(63&e)<<6,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;if(1114111<(n+=63&e))return t;n-=65536,r+=String.fromCharCode(55296+(n>>10)),r+=String.fromCharCode(56320+(1023&n))}}return r},ht.lib.toUTF8=function(t){t=void 0===t?"":""+t;for(var n,e="",r=0;r<t.length;r++)(n=t.charCodeAt(r))<128?e+=t[r]:(n<2048?e+=String.fromCharCode(192+(n>>6)):(n<65536?e+=String.fromCharCode(224+(n>>12)):(e+=String.fromCharCode(240+(n>>18)),e+=String.fromCharCode(128+(n>>12&63))),e+=String.fromCharCode(128+(n>>6&63))),e+=String.fromCharCode(128+(63&n)));return e};var on=[],sn={},un={},an=t.Promise;function hn(t,n,e){this.name=t,this.message=n,this.code=e}function cn(t,n){this.bubbles=!1,this.cancelBubble=!1,this.cancelable=!1,this.currentTarget=n,this.defaultPrevented=!1,this.eventPhase=0,this.path=[],this.port=t,this.returnValue=!0,this.srcElement=n,this.target=n,this.timeStamp=a(),this.type="statechange"}function fn(t,n){this.bubbles=!1,this.cancelBubble=!1,this.cancelable=!1,this.currentTarget=t,this.data=n,this.defaultPrevented=!1,this.eventPhase=0,this.path=[],this.receivedTime=a(),this.returnValue=!0,this.srcElement=t,this.target=t,this.timeStamp=this.receivedTime,this.type="midimessage"}function ln(t,n){t&&(t.onstatechange&&t.onstatechange(new cn(t,t)),n.onstatechange&&n.onstatechange(new cn(t,n)))}function pn(e,r){var i=this,o=!1,n=null,s=null;this.type="input",this.id=r.id,this.name=r.name,this.manufacturer=r.man,this.version=r.ver,Object.defineProperty(this,"state",{get:function(){return r.connected?"connected":"disconnected"},enumerable:!0}),Object.defineProperty(this,"connection",{get:function(){return o?r.proxy?"open":"pending":"closed"},enumerable:!0}),Object.defineProperty(this,"onmidimessage",{get:function(){return s},set:function(t){f(t)?(s=t,o||i.open().then(c,c)):s=null},enumerable:!0}),Object.defineProperty(this,"onstatechange",{get:function(){return n},set:function(t){n=f(t)?t:null},enumerable:!0}),this.open=function(){return new an(function(t,n){o?t(i):r.open().then(function(){o||(o=!0,ln(i,e)),t(i)},function(){n(new hn("InvalidAccessError","Port is not available",15))})})},this.close=function(){return new an(function(t){o&&(o=!1,r.close(),ln(i,e)),t(i)})},Object.freeze(this)}function dn(t){for(var n,e;t.length;){for(n=0;n<t.length&&!(t[n]==parseInt(t[n])&&128<=t[n]&&t[n]<=255&&247!=t[n]);n++);if(t.splice(0,n),!t.length)return;if(240==t[0]){for(n=1;n<t.length&&247!=t[n];n++);return n==t.length?void 0:t.splice(0,n+1)}if((e=mn(t[0])+1)>t.length)return;for(n=1;n<e&&!(t[n]!=parseInt(t[n])||t[n]<0||128<=t[n]);n++);if(n==e)return t.splice(0,n);t.splice(0,n)}}function _n(t,n,e,r){var i=this;this.id=t,this.name=n,this.man=e,this.ver=r,this.connected=!0,this.ports=[],this.pending=[],this.proxy=void 0,this.queue=[],this.onmidi=function(t){var n;for(i.queue=i.queue.concat(t.slice()),n=dn(i.queue);n;n=dn(i.queue))for(o=0;o<i.ports.length;o++)i.ports[o][0].onmidimessage&&(240!=n[0]||i.ports[o][1])&&i.ports[o][0].onmidimessage(new fn(i,new Uint8Array(n)))}}function mn(t){return 128<=t&&t<=191||224<=t&&t<=239||242==t?2:192<=t&&t<=223||241==t||243==t?1:0}"function"!=typeof an&&((an=function(t){this.executor=t}).prototype.then=function(t,n){this.executor(t="function"!=typeof t?c:t,n="function"!=typeof n?c:n)}),_n.prototype.open=function(){var r=this;return new an(function(t,n){var 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n=["node","extension","plugin","webmidi"];if(!t||!t.engine)return n;var e,r,i,o=t.engine instanceof Array?t.engine:[t.engine],s={},u=[],a=[];for(i=0;i<o.length;i++){var h=o[i].toString().toLowerCase();s[h]||(s[h]=!0,"none"===h&&(e=!0),((r="etc"===h||void 0===h?!0:r)?a:u).push(h),C(n,h))}(r||u.length||a.length)&&(e=!1);return e?[]:u.concat(r?n:a)}(t),r=0;r<e.length;r++)"webmidi"==e[r]?(t&&!0===t.sysex&&n.push(et),t&&!0===t.sysex&&!0!==t.degrade||n.push(nt)):"node"==e[r]?(n.push(Y),n.push(it)):"extension"==e[r]?n.push(rt):"plugin"==e[r]&&n.push($);return n.push(st),n}function st(){Q._type="none",Q._version=e,Q._sysex=!0,Q._outs=[],Q._ins=[],Q._refresh=function(){O()},Q._watch=c,Q._unwatch=c,Q._close=c}function ut(){var t;function o(){for(var t=0;t<this.clients.length;t++)this._close(this.clients[t])}Q._inArr=[],Q._outArr=[],Q._inMap={},Q._outMap={},Q._outsW=[],Q._insW=[],Q._version=Q._main.version,Q._sysex=!0,Q._refresh=function(){var 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0:_t[t.toString().toLowerCase()]},dt.programValue=function(t){return t},dt.freq=function(t,n){return mt(n=void 0===n?440:n),t!=parseFloat(t)&&(t=wt(t)),n*Math.pow(2,(t-69)/12)},dt.shift=function(t,n){return void 0===n&&(n=440),mt(t),mt(n),12*Math.log2(t/n)},dt.midi=function(t,n){return dt.shift(t,n)+69},dt.to14b=function(t){return mt(t),t<=0?0:1<=t?16383:Math.floor(16384*t)},dt.to21b=function(t){return void 0===t?2097151:(mt(t),t<=0?0:(t=(Math.floor(t)<<14)+dt.to14b(t-Math.floor(t)))<2097151?t:2097150)},(gt.prototype=dt)._sxid=127,dt.sxId=function(t){if((t=void 0===t?dt._sxid:t)==this._sxid)return this;t=St(t);var n=new gt;return n._ch=this._ch,n._sxid=t,n},dt.ch=function(t){if(t==this._ch||void 0===t&&void 0===this._ch)return this;var n=new gt;return void 0!==t&&(t=bt(t)),n._ch=t,n._sxid=this._sxid,n};var vt={c:0,d:2,e:4,f:5,g:7,a:9,b:11,h:11};for(x(vt,function(t){for(i=0;i<12&&!(127<(n=vt[t]+12*i));i++)0<(_t[t+i]=n)&&(_t[t+"b"+i]=n-1,_t[t+"bb"+i]=n-2),n<127&&(_t[t+"#"+i]=n+1,_t[t+"##"+i]=n+2)}),i=0;i<128;i++)_t[i]=i;function yt(t){throw RangeError("Bad MIDI value: "+t)}function bt(t){return V(t),parseInt(t)}function St(t,n){return(t!=parseInt(t)||t<0||127<t)&&yt(void 0===n?t:n),parseInt(t)}function Ct(t){return(t!=parseInt(t)||t<0||255<t)&&yt(t),parseInt(t)}function Mt(t){return(t!=parseInt(t)||t<0||16383<t)&&yt(t),parseInt(t)}function xt(t){if(t!=parseInt(t)||t<0||65535<t)throw RangeError("Expected a 16-bit value: "+t);return parseInt(t)}function wt(t){return St(dt.noteValue(t),t)}function Bt(t){return 127&Mt(t)}function It(t){return Mt(t)>>7}function At(t){return[t>>14,t>>7&127,127&t]}function Tt(t,n){return t!=parseFloat(t)&&function(t){throw TypeError("Invalid value: "+t)}(void 0===n?t:n),(t<0||1<t)&&function(t){throw RangeError("Out of range: "+t)}(void 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0===e?[224+bt(t),Bt(n),It(n)]:[224+bt(t),St(e),St(n)]},pitchBendF:function(t,n){return Dt.pitchBend(t,dt.to14b((n+1)/2))},bankMSB:function(t,n){return[176+bt(t),0,St(n)]},bankLSB:function(t,n){return[176+bt(t),32,St(n)]},modMSB:function(t,n){return[176+bt(t),1,St(n)]},modLSB:function(t,n){return[176+bt(t),33,St(n)]},breathMSB:function(t,n){return[176+bt(t),2,St(n)]},breathLSB:function(t,n){return[176+bt(t),34,St(n)]},footMSB:function(t,n){return[176+bt(t),4,St(n)]},footLSB:function(t,n){return[176+bt(t),36,St(n)]},portamentoMSB:function(t,n){return[176+bt(t),5,St(n)]},portamentoLSB:function(t,n){return[176+bt(t),37,St(n)]},dataMSB:function(t,n){return[176+bt(t),6,St(n)]},dataLSB:function(t,n){return[176+bt(t),38,St(n)]},volumeMSB:function(t,n){return[176+bt(t),7,St(n)]},volumeLSB:function(t,n){return[176+bt(t),39,St(n)]},balanceMSB:function(t,n){return[176+bt(t),8,St(n)]},balanceLSB:function(t,n){return[176+bt(t),40,St(n)]},panMSB:function(t,n){return[176+bt(t),10,St(n)]},panLSB:function(t,n){return[176+bt(t),42,St(n)]},expressionMSB:function(t,n){return[176+bt(t),11,St(n)]},expressionLSB:function(t,n){return[176+bt(t),43,St(n)]},damper:function(t,n){return void 0===n&&(n=!0),[176+bt(t),64,n?127:0]},portamento:function(t,n){return void 0===n&&(n=!0),[176+bt(t),65,n?127:0]},sostenuto:function(t,n){return void 0===n&&(n=!0),[176+bt(t),66,n?127:0]},soft:function(t,n){return void 0===n&&(n=!0),[176+bt(t),67,n?127:0]},legato:function(t,n){return void 0===n&&(n=!0),[176+bt(t),68,n?127:0]},hold2:function(t,n){return void 0===n&&(n=!0),[176+bt(t),69,n?127:0]},soundVariation:function(t,n){return[176+bt(t),70,wt(n)]},filterResonance:function(t,n){return[176+bt(t),71,wt(n)]},releaseTime:function(t,n){return[176+bt(t),72,wt(n)]},attackTime:function(t,n){return[176+bt(t),73,wt(n)]},brightness:function(t,n){return[176+bt(t),74,wt(n)]},decayTime:function(t,n){return[176+bt(t),75,wt(n)]},vibratoRate:function(t,n){return[176+bt(t),76,wt(n)]},vibratoDepth:function(t,n){return[176+bt(t),77,wt(n)]},vibratoDelay:function(t,n){return[176+bt(t),78,wt(n)]},ptc:function(t,n){return[176+bt(t),84,wt(n)]},dataIncr:function(t){return[176+bt(t),96,0]},dataDecr:function(t){return[176+bt(t),97,0]},nrpnLSB:function(t,n){return[176+bt(t),98,St(n)]},nrpnMSB:function(t,n){return[176+bt(t),99,St(n)]},rpnLSB:function(t,n){return[176+bt(t),100,St(n)]},rpnMSB:function(t,n){return[176+bt(t),101,St(n)]},allSoundOff:function(t){return[176+bt(t),120,0]},resetAllControllers:function(t){return[176+bt(t),121,0]},localControl:function(t,n){return void 0===n&&(n=!0),[176+bt(t),122,n?127:0]},allNotesOff:function(t){return[176+bt(t),123,0]},omni:function(t,n){return void 0===n&&(n=!0),[176+bt(t),n?125:124,0]},mono:function(t,n){return void 0===n&&(n=1),[176+bt(t),126,St(n)]},poly:function(t){return[176+bt(t),127,0]}},kt={mtc:function(t){return[241,function(t){var n;switch(!t.backwards&&4<=t.quarter?t.decrFrame():t.backwards&&t.quarter<4&&t.incrFrame(),t.quarter>>1){case 0:n=t.frame;break;case 1:n=t.second;break;case 2:n=t.minute;break;default:n=t.hour}return 1&t.quarter?n>>=4:n&=15,7==t.quarter&&(25==t.type?n|=2:29.97==t.type?n|=4:30==t.type&&(n|=6)),!t.backwards&&4<=t.quarter?t.incrFrame():t.backwards&&t.quarter<4&&t.decrFrame(),n|t.quarter<<4}(t)]},songPosition:function(t,n){return void 0===n?[242,Bt(t),It(t)]:[242,St(n),St(t)]},songSelect:function(t){return[243,St(t)]},tune:function(){return[246]},clock:function(){return[248]},start:function(){return[250]},continue:function(){return[251]},stop:function(){return[252]},active:function(){return[254]},sxIdRequest:function(){return[240,126,this._sxid,6,1,247]},sxTuningDumpRequest:function(t,n){return void 0===n?[240,126,this._sxid,8,0,St(t),247]:[240,126,this._sxid,8,3,St(t),St(n),247]},sxFullFrame:function(t){return[240,127,this._sxid,1,1,25==(n=t).type?32|n.hour:29.97==n.type?64|n.hour:30==n.type?96|n.hour:n.hour,t.getMinute(),t.getSecond(),t.getFrame(),247];var n},sxMasterVolume:function(t,n){return void 0===n?[240,127,this._sxid,4,1,Bt(t),It(t),247]:[240,127,this._sxid,4,1,St(n),St(t),247]},sxMasterVolumeF:function(t){return kt.sxMasterVolume.call(this,dt.to14b(Tt(t)))},sxMasterFineTuning:function(t,n){return void 0===n?[240,127,this._sxid,4,3,Bt(t),It(t),247]:[240,127,this._sxid,4,3,St(n),St(t),247]},sxMasterFineTuningF:function(t){return kt.sxMasterFineTuning.call(this,dt.to14b(Tt((t%1+1)/2,t)))},sxMasterCoarseTuning:function(t){return[240,127,this._sxid,4,4,0,St(t),247]},sxMasterCoarseTuningF:function(t){return kt.sxMasterCoarseTuning.call(this,t-t%1+64)},sxNoteTuning:function(t,n,e,r){return n==parseInt(n)?[240,Et(r),this._sxid,8,7,St(t),St(n)].concat(Ot(e),[247]):[240,127,this._sxid,8,2,St(t)].concat(Ot(n),[247])},sxNoteTuningF:function(t,n,e,r){return n==parseInt(n)?kt.sxNoteTuning.call(this,t,n,Ft(e),r):kt.sxNoteTuning.call(this,t,Ft(n))},sxNoteTuningHZ:function(t,n,e,r){return n==parseInt(n)?kt.sxNoteTuning.call(this,t,n,Pt(e),r):kt.sxNoteTuning.call(this,t,Pt(n))},sxScaleTuning1:function(t,n,e){return t==parseInt(t)?[240,Et(e),this._sxid,8,8].concat(At(xt(t)),function(t){var n=[];if(!(t instanceof Array)||12!=t.length)throw TypeError("Expected an array of size 12");for(var e=0;e<12;e++)n.push(St(t[e]));return n}(n),[247]):kt.sxScaleTuning1.call(this,65535,t,n)},sxScaleTuning1F:function(t,n,e){if(t!=parseInt(t))return kt.sxScaleTuning1F.call(this,65535,t,n);for(var r=[],i=0;i<n.length;i++){if(n[i]<-.64||.63<n[i])throw RangeError("Out of range: "+n[i]);r.push(Math.floor(100*n[i]+64))}return kt.sxScaleTuning1.call(this,t,r,e)},sxScaleTuning2:function(t,n,e){return t==parseInt(t)?[240,Et(e),this._sxid,8,9].concat(At(xt(t)),function(t){var n=[];if(!(t instanceof Array)||12!=t.length)throw TypeError("Expected an array of size 12");for(var e=0;e<12;e++)n.push(It(t[e])),n.push(Bt(t[e]));return n}(n),[247]):kt.sxScaleTuning2.call(this,65535,t,n)},sxScaleTuning2F:function(t,n,e){if(t!=parseInt(t))return kt.sxScaleTuning2F.call(this,65535,t,n);for(var r=[],i=0;i<n.length;i++){var o=(n[i]+1)/2;if(o<-1||1<o)throw RangeError("Out of range: "+n[i]);r.push(dt.to14b((n[i]+1)/2))}return kt.sxScaleTuning2.call(this,t,r,e)},sxGM:function(t){return[240,126,this._sxid,9,(t=void 0===t?1:t)?2==t?3:1:2,247]},sxGS:function(t){for(var n=void 0===t?[64,0,127,0]:t instanceof Array?t:arguments,e=0,r=[240,65,this._sxid,66,18],i=0;i<n.length;i++){var o=St(n[i]);r.push(o),e+=o}return r.push((e%=128)?128-e:0),r.push(247),r},sxMidiSoft:function(t,n){var e=[240,0,32,36,0,St(t||0)];n=void 0===n?"":""+n;for(var r=0;r<n.length;r++)e.push(St(n.charCodeAt(r)));return e.push(247),e},reset:function(){return[255]}};kt.sxScaleTuning=kt.sxScaleTuning2,kt.sxScaleTuningF=kt.sxScaleTuning2F;var Rt={bank:function(t,n,e){return void 0===e?[Dt.bankMSB(t,It(n)),Dt.bankLSB(t,Bt(n))]:[Dt.bankMSB(t,n),Dt.bankLSB(t,e)]},modF:function(t,n){return Rt.mod(t,dt.to14b(n))},mod:function(t,n,e){return void 0===e?[Dt.modMSB(t,It(n)),Dt.modLSB(t,Bt(n))]:[Dt.modMSB(t,n),Dt.modLSB(t,e)]},breathF:function(t,n){return Rt.breath(t,dt.to14b(n))},breath:function(t,n,e){return void 0===e?[Dt.breathMSB(t,It(n)),Dt.breathLSB(t,Bt(n))]:[Dt.breathMSB(t,n),Dt.breathLSB(t,e)]},footF:function(t,n){return Rt.foot(t,dt.to14b(n))},foot:function(t,n,e){return void 0===e?[Dt.footMSB(t,It(n)),Dt.footLSB(t,Bt(n))]:[Dt.footMSB(t,n),Dt.footLSB(t,e)]},portamentoTimeF:function(t,n){return Rt.portamentoTime(t,dt.to14b(n))},portamentoTime:function(t,n,e){return void 0===e?[Dt.portamentoMSB(t,It(n)),Dt.portamentoLSB(t,Bt(n))]:[Dt.portamentoMSB(t,n),Dt.portamentoLSB(t,e)]},dataF:function(t,n){return Rt.data(t,dt.to14b(n))},data:function(t,n,e){return void 0===e?[Dt.dataMSB(t,It(n)),Dt.dataLSB(t,Bt(n))]:[Dt.dataMSB(t,n),Dt.dataLSB(t,e)]},volumeF:function(t,n){return Rt.volume(t,dt.to14b(n))},volume:function(t,n,e){return void 0===e?[Dt.volumeMSB(t,It(n)),Dt.volumeLSB(t,Bt(n))]:[Dt.volumeMSB(t,n),Dt.volumeLSB(t,e)]},balanceF:function(t,n){return Rt.balance(t,dt.to14b((n+1)/2))},balance:function(t,n,e){return void 0===e?[Dt.balanceMSB(t,It(n)),Dt.balanceLSB(t,Bt(n))]:[Dt.balanceMSB(t,n),Dt.balanceLSB(t,e)]},panF:function(t,n){return Rt.pan(t,dt.to14b((n+1)/2))},pan:function(t,n,e){return void 0===e?[Dt.panMSB(t,It(n)),Dt.panLSB(t,Bt(n))]:[Dt.panMSB(t,n),Dt.panLSB(t,e)]},expressionF:function(t,n){return Rt.expression(t,dt.to14b(n))},expression:function(t,n,e){return void 0===e?[Dt.expressionMSB(t,It(n)),Dt.expressionLSB(t,Bt(n))]:[Dt.expressionMSB(t,n),Dt.expressionLSB(t,e)]},nrpn:function(t,n,e){return void 0===e?[Dt.nrpnMSB(t,It(n)),Dt.nrpnLSB(t,Bt(n))]:[Dt.nrpnMSB(t,n),Dt.nrpnLSB(t,e)]},rpn:function(t,n,e){return void 0===e?[Dt.rpnMSB(t,It(n)),Dt.rpnLSB(t,Bt(n))]:[Dt.rpnMSB(t,n),Dt.rpnLSB(t,e)]},rpnPitchBendRange:function(t,n,e){return Rt.rpn(t,0,0).concat(Rt.data(t,n,e))},rpnPitchBendRangeF:function(t,n){return Rt.rpnPitchBendRange(t,St(n-n%1),Math.floor(n%1*100))},rpnFineTuning:function(t,n,e){return Rt.rpn(t,0,1).concat(Rt.data(t,n,e))},rpnFineTuningF:function(t,n){return Rt.rpn(t,0,1).concat(Rt.dataF(t,(n%1+1)/2))},rpnCoarseTuning:function(t,n){return Rt.rpn(t,0,2).concat([Dt.dataMSB(t,n)])},rpnCoarseTuningF:function(t,n){return Rt.rpn(t,0,2).concat([Dt.dataMSB(t,n-n%1+64)])},rpnTuning:function(t,n,e,r){return Rt.rpnCoarseTuning(t,n).concat(Rt.rpnFineTuning(t,e,r))},rpnTuningF:function(t,n){return Rt.rpnCoarseTuningF(t,n).concat(Rt.rpnFineTuningF(t,n))},rpnTuningA:function(t,n){return Rt.rpnTuningF(t,dt.shift(n))},rpnSelectTuningProgram:function(t,n){return Rt.rpn(t,0,3).concat([Dt.dataMSB(t,n)])},rpnSelectTuningBank:function(t,n){return Rt.rpn(t,0,4).concat([Dt.dataMSB(t,n)])},rpnSelectTuning:function(t,n,e){return void 0===e?Rt.rpnSelectTuningProgram(t,n):Rt.rpnSelectTuningBank(t,n).concat(Rt.rpnSelectTuningProgram(t,e))},rpnModulationDepthRange:function(t,n,e){return Rt.rpn(t,0,5).concat(Rt.data(t,n,e))},rpnModulationDepthRangeF:function(t,n){return Rt.rpnModulationDepthRange(t,St(n-n%1),Math.floor(n%1*128))},rpnNull:function(t){return Rt.rpn(t,127,127)},mode1:function(t){return[Dt.omni(t,!0),Dt.poly(t)]},mode2:function(t){return[Dt.omni(t,!0),Dt.mono(t)]},mode3:function(t){return[Dt.omni(t,!1),Dt.poly(t)]},mode4:function(t){return[Dt.omni(t,!1),Dt.mono(t)]}},Nt={sxMasterTuning:function(t,n,e){return[kt.sxMasterCoarseTuning.call(this,t),kt.sxMasterFineTuning.call(this,n,e)]},sxMasterTuningF:function(t){return[kt.sxMasterCoarseTuningF.call(this,t),kt.sxMasterFineTuningF.call(this,t)]},sxMasterTuningA:function(t){return Nt.sxMasterTuningF.call(this,dt.shift(t))}};function qt(t,n){var e=new dt;return e.ff=Ct(t),e.dd=void 0===n?"":function(t){t=""+t;for(var n=0;n<t.length;n++)255<t.charCodeAt(n)&&yt(t[n]);return t}(n),e}var jt={smf:function(t){if(t instanceof dt)return new dt(t);var n=t instanceof Array?t:arguments,e=Ct(n[0]),r="";return 2==n.length?r=Wt(n[1]):2<n.length&&(r=Wt(Array.prototype.slice.call(n,1))),qt(e,r)},smfSeqNumber:function(t){if(t==parseInt(t)){if(t<0||65535<t)throw RangeError("Sequence number out of 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RangeError("Port number out of range: "+t);t=String.fromCharCode(t)}else if(0==(t=""+t).length)t="\0";else if(1<t.length||127<t.charCodeAt(0))throw RangeError("Port number out of range"+Yt(t));return qt(33,t)},smfEndOfTrack:function(t){if(""!=Wt(t))throw RangeError("Unexpected data"+Yt(Wt(t)));return qt(47)},smfTempo:function(t){if(3==(""+t).length)return qt(81,t);if(t==parseInt(t)&&0<t&&t<=16777215)return qt(81,String.fromCharCode(t>>16)+String.fromCharCode(t>>8&255)+String.fromCharCode(255&t));throw RangeError("Out of range"+Yt(Wt(t)))},smfBPM:function(t){return jt.smfTempo(Math.round(6e7/t))},smfSMPTE:function(t){if(t instanceof ct)return qt(84,String.fromCharCode(t.hour)+String.fromCharCode(t.minute)+String.fromCharCode(t.second)+String.fromCharCode(t.frame)+String.fromCharCode(t.quarter%4*25));if(5==(""+t).length)return qt(84,t);var n=t instanceof Array?t:Array.prototype.slice.call(arguments);return n.splice(0,0,30),jt.smfSMPTE(new ct(n))},smfTimeSignature:function(t,n,e,r){var i,o,s,u,a=(""+t).match(/^\s*(\d+)\s*\/\s*(\d+)\s*$/);if(a){if(i=parseInt(a[1]),o=parseInt(a[2]),0<i&&i<256&&0<o&&!(o&o-1)){for(s=o,o=0,s>>=1;s;s>>=1)o++;return s=n==parseInt(n)?n:24,u=e==parseInt(e)?e:8,qt(88,String.fromCharCode(i)+String.fromCharCode(o)+String.fromCharCode(s)+String.fromCharCode(u))}if(4==(""+t).length)return qt(88,t)}else if(t==parseInt(t)&&n==parseInt(n)){if(0<t&&t<256&&0<n&&!(n&n-1)){for(i=t,o=0,s=n,s>>=1;s;s>>=1)o++;return s=e==parseInt(e)?e:24,u=r==parseInt(r)?r:8,qt(88,String.fromCharCode(i)+String.fromCharCode(o)+String.fromCharCode(s)+String.fromCharCode(u))}if(4==(""+t).length)return qt(88,t);t=t+"/"+n}else if(4==(""+t).length)return qt(88,t);throw RangeError("Wrong time signature"+Yt(Wt(""+t)))},smfKeySignature:function(t){var n,e=(t=""+t).match(/^\s*([A-H][b#]?)\s*(|maj|major|dur|m|min|minor|moll)\s*$/i);if(e&&(n={CB:0,GB:1,DB:2,AB:3,EB:4,BB:5,F:6,C:7,G:8,D:9,A:10,E:11,B:12,H:12,"F#":13,"C#":14,"G#":15,"D#":16,"A#":17}[e[1].toUpperCase()],e={"":0,MAJ:0,MAJOR:0,DUR:0,M:1,MIN:1,MINOR:1,MOLL:1}[e[2].toUpperCase()],void 0!==n&&void 0!==e&&(e&&(n-=3),-7<=(n-=7)&&n<0?t=String.fromCharCode(256+n)+String.fromCharCode(e):0<=n&&n<=7&&(t=String.fromCharCode(n)+String.fromCharCode(e)))),2==t.length&&t.charCodeAt(1)<=1&&(t.charCodeAt(0)<=7||t.charCodeAt(0)<=255&&249<=t.charCodeAt(0)))return qt(89,t);throw RangeError("Incorrect key signature"+Yt(t))},smfSequencer:function(t){return qt(127,Wt(t))}},zt={};function Gt(n){x(zt,function(t){n.prototype[t]=zt[t]})}x(kt,function(t){var n;n=kt[t=t],dt[t]=function(){return new dt(n.apply(this,arguments))},zt[t]=function(){return this.send(n.apply(this,arguments))}}),x(jt,function(t){var n;n=jt[t=t],dt[t]=function(){return n.apply(this,arguments)},zt[t]=function(){return this.send(n.apply(this,arguments))}}),x(Nt,function(t){var r;r=Nt[t=t],dt[t]=function(){for(var t=[],n=r.apply(this,arguments),e=0;e<n.length;e++)t.push(new dt(n[e]));return t},zt[t]=function(){for(var t=r.apply(this,arguments),n=this,e=0;e<t.length;e++)n=n.send(t[e]);return n}}),x(Lt,function(t){var n;n=Lt[t=t],dt[t]=function(){return new dt(n.apply(this,void 0===this._ch?arguments:[this._ch].concat(Array.prototype.slice.call(arguments))))},zt[t]=function(){if(void 0===this._master)return this.send(n.apply(this,void 0===this._ch?arguments:[this._ch].concat(Array.prototype.slice.call(arguments))));var t=new dt(n.apply(this,[this._master].concat(Array.prototype.slice.call(arguments))));return t._mpe=t[1],this.send(t)}}),x(Dt,function(t){var e;e=Dt[t=t],dt[t]=function(){return new dt(e.apply(this,void 0===this._ch?arguments:[this._ch].concat(Array.prototype.slice.call(arguments))))},zt[t]=function(){if(void 0===this._master)return this.send(e.apply(this,void 0===this._ch?arguments:[this._ch].concat(Array.prototype.slice.call(arguments))));var t,n=Array.prototype.slice.call(arguments);n.length<e.length?n=[this._master].concat(n):(t=wt(n[0]),n[0]=this._master);n=new dt(e.apply(this,n));return n._mpe=t,this.send(n)}}),x(Rt,function(t){var s;s=Rt[t=t],dt[t]=function(){for(var t=[],n=s.apply(this,void 0===this._ch?arguments:[this._ch].concat(Array.prototype.slice.call(arguments))),e=0;e<n.length;e++)t.push(new dt(n[e]));return t},zt[t]=function(){var t,n,e;if(void 0!==this._master){var r,i=Array.prototype.slice.call(arguments);for(i.length<s.length?i=[this._master].concat(i):(r=wt(i[0]),i[0]=this._master),n=s.apply(this,i),e=this,t=0;t<n.length;t++){var o=dt(n[t]);o._mpe=r,e=e.send(o)}return e}for(n=s.apply(this,void 0===this._ch?arguments:[this._ch].concat(Array.prototype.slice.call(arguments))),e=this,t=0;t<n.length;t++)e=e.send(n[t]);return e}}),Gt(N);for(var Ut,Vt={a:10,b:11,c:12,d:13,e:14,f:15,A:10,B:11,C:12,D:13,E:14,F:15},Zt=0;Zt<16;Zt++)Vt[Zt]=Zt;function Jt(t){for(var n=[],e=0;e<t.length;e++)n[e]=t.charCodeAt(e);return n}function Wt(t){return t instanceof Array?function(t){for(var n="",e=0;e<t.length;e++)n+=String.fromCharCode(t[e]);return n}(t):void 0===t?"":""+t}function Ht(t){return(t<16?"0":"")+t.toString(16)}function Kt(t){for(var n=[],e=0;e<t.length;e++)n[e]=Ht(t[e]);return n.join(" ")}function Qt(t){for(var n="",e=0;e<t.length;e++)"\n"==t[e]?n+="\\n":"\r"==t[e]?n+="\\r":"\t"==t[e]?n+="\\t":t.charCodeAt(e)<32?n+="\\x"+Ht(t.charCodeAt(e)):n+=t[e];return n}function Xt(t){return t.length?": "+Kt(Jt(t)):""}function Yt(t){return t.length?": "+Qt(ht.lib.fromUTF8(t)):""}function $t(){var t;for(this._cc=[],t=0;t<16;t++)this._cc[t]={}}function tn(t){if(!t.length||t[0]<128)return t;if(255==t[0])return this._clear(),t;var n,e,r,i=15&t[0],o=t[0]>>4;if(12==o)t._bm=this._cc[i].bm,t._bl=this._cc[i].bl,ht.MIDI.programName&&t.label(ht.MIDI.programName(t[1],t._bm,t._bl));else if(11==o)switch(t[1]){case 0:this._cc[i].bm=t[2];break;case 32:this._cc[i].bl=t[2];break;case 98:this._cc[i].nl=t[2],this._cc[i].rn="n";break;case 99:this._cc[i].nm=t[2],this._cc[i].rn="n";break;case 100:this._cc[i].rl=t[2],this._cc[i].rn="r";break;case 101:this._cc[i].rm=t[2],this._cc[i].rn="r";break;case 6:case 38:case 96:case 97:"r"==this._cc[i].rn&&(t._rm=this._cc[i].rm,t._rl=this._cc[i].rl,t.label((n=this._cc[i].rm,e=this._cc[i].rl,r=void 0===n?"??":Ht(n),n=void 0===e?"??":Ht(e),"RPN "+r+" "+n+((e={"0000":"Pitch Bend Sensitivity","0001":"Channel Fine Tune","0002":"Channel Coarse Tune","0003":"Select Tuning Program","0004":"Select Tuning Bank","0005":"Vibrato Depth Range","7f7f":"NONE"}[r+""+n])?": "+e:"")))),"n"==this._cc[i].rn&&(t._nm=this._cc[i].rm,t._nl=this._cc[i].nl,t.label((n=this._cc[i].nm,e=this._cc[i].nl,"NRPN "+(void 0===n?"??":Ht(n))+" "+(void 0===e?"??":Ht(e)))))}else t.isFullSysEx()&&(127==t[1]?4==t[3]&&(1==t[4]?t.label("Master Volume"):2==t[4]&&t.label("Master Balance")):126==t[1]?6==t[3]?1==t[4]?t.label("Device ID Request"):2==t[4]&&t.label("Device ID Response"):9==t[3]&&(1==t[4]?(t.label("GM1 System On"),this._clear(),this._gm="1"):2==t[4]?(t.label("GM System Off"),this._clear(),this._gm="0"):3==t[4]&&(t.label("GM2 System On"),this._clear(),this._gm="2")):67==t[1]?16==(240&t[2])&&76==t[3]&&0==t[4]&&0==t[5]&&126==t[6]&&0==t[7]&&(t.label("XG System On"),this._clear(),this._gm="Y"):65==t[1]&&66==t[3]&&18==t[4]&&64==t[5]&&0==t[6]&&127==t[7]&&0==t[8]&&65==t[9]&&(t.label("GS Reset"),this._clear(),this._gm="R"));return t}function nn(){var t=new N;return t._clear=$t,t._read=tn,t._receive=function(t){this._emit(this._read(t))},t._clear(),t._resume(),t}function en(){var t=this instanceof en?this:new en;return t.reset(),arguments.length&&en.prototype.setup.apply(t,arguments),t}dt.prototype.getChannel=function(){if(32==this.ff&&1==this.dd.length&&this.dd.charCodeAt(0)<16)return this.dd.charCodeAt(0);var t=this[0];return void 0===t||t<128||239<t?void 0:15&t},dt.prototype.setChannel=function(t){return void 0===(t=Vt[t])||(32==this.ff?this.dd=String.fromCharCode(t):void 0!==(n=this[0])&&128<=n&&n<=239&&(this[0]=240&n|t)),this;var n},dt.prototype.getNote=function(){var t=this[0];if(!(void 0===t||t<128||175<t))return this[1]},dt.prototype.setNote=function(t){var n=this[0];return void 0===n||n<128||175<n||void 0!==(t=dt.noteValue(t))&&(this[1]=t),this},dt.prototype.getVelocity=function(){var t=this[0];if(!(void 0===t||t<128||159<t))return this[2]},dt.prototype.setVelocity=function(t){var n=this[0];return void 0===n||n<128||159<n||0<=(t=parseInt(t))&&t<128&&(this[2]=t),this},dt.prototype.getSysExId=function(){if(240==this[0])return this[2]},dt.prototype.setSysExId=function(t){return 240==this[0]&&2<this.length&&0<=(t=parseInt(t))&&t<128&&(this[2]=t),this},dt.prototype.getData=function(){if(void 0!==this.dd)return this.dd.toString()},dt.prototype.setData=function(t){return this.dd=Wt(t),this},dt.prototype.getText=function(){if(void 0!==this.dd)return t=this.ff,n=this.dd,e=n,127==t&&void 0!==e&&67==e.charCodeAt(0)&&123==e.charCodeAt(1)&&1==n.charCodeAt(2)?function(t,n){if(0<=t&&t<=127&&0<=n&&n<=127){var e=15&t,t=t>>4;return 0<e&&e<8&&t<7?(e=["C","D","E","F","G","A","B"][e-1]+["bbb","bb","b","","#","##","###"][t],34<n?e+"?":e+["","6","Maj7","Maj7(#11)","(9)","Maj7(9)","6(9)","aug","m","m6","m7","m7b5","m(9)","m7(9)","m7(11)","m+7","m+7(9)","dim","dim7","7","7sus4","7b5","7(9)","7(#11)","7(13)","7(b9)","7(b13)","7(#9)","Maj7aug","7aug","1+8","1+5","sus4","1+2+5","cc"][n]):"-"}return"-"}(this.dd.charCodeAt(3),this.dd.charCodeAt(4)):ht.lib.fromUTF8(this.dd);var t,n,e;if(this.isMidiSoft()){for(var r=[],i=6;i<this.length-1;i++)r.push(String.fromCharCode(this[i]));return r.join("")}},dt.prototype.setText=function(t){return this.dd=ht.lib.toUTF8(t),this},dt.prototype.getTempo=function(){if(81==this.ff&&void 0!==this.dd)return 65536*this.dd.charCodeAt(0)+256*this.dd.charCodeAt(1)+this.dd.charCodeAt(2)},dt.prototype.getBPM=function(){var t=this.getTempo();if(t)return 6e7/t},dt.prototype.getTimeSignature=function(){if(88==this.ff&&void 0!==this.dd)return[this.dd.charCodeAt(0),1<<this.dd.charCodeAt(1)]},dt.prototype.getKeySignature=function(){if(89==this.ff&&void 0!==this.dd){var t=this.dd.charCodeAt(0),n=this.dd.charCodeAt(1);if(128&t&&(t-=256),-7<=t&&t<=7&&0<=n&&n<=1)return[t,["Cb","Gb","Db","Ab","Eb","Bb","F","C","G","D","A","E","B","F#","C#","G#","D#","A#"][n?t+10:t+7],!!n]}},dt.prototype.isNoteOn=function(){var t=this[0];return!(void 0===t||t<144||159<t)&&0<this[2]},dt.prototype.isNoteOff=function(){var t=this[0];return!(void 0===t||t<128||159<t)&&(t<144||0==this[2])},dt.prototype.isSysEx=function(){return 240==this[0]},dt.prototype.isFullSysEx=function(){return 240==this[0]&&247==this[this.length-1]},dt.prototype.isMidiSoft=function(){return this.isFullSysEx()&&0==this[1]&&32==this[2]&&36==this[3]&&0==this[4]},dt.prototype.isSMF=function(){return 0<=this.ff&&this.ff<=127},dt.prototype.isEOT=function(){return 47==this.ff},dt.prototype.isTempo=function(){return 81==this.ff},dt.prototype.isTimeSignature=function(){return 88==this.ff},dt.prototype.isKeySignature=function(){return 89==this.ff},dt.prototype.label=function(t){return this.lbl=this.lbl?this.lbl+", "+t:t,this},dt.prototype.toString=function(){return this.lbl?this._str()+" ("+this.lbl+")":this._str()},dt.prototype._str=function(){var t;if(!this.length){if(void 0===this.ff)return"empty";if(t="ff"+Ht(this.ff)+" -- ",0==this.ff)t+="Sequence Number: "+function(t){for(var n=0,e=0;e<t.length;e++)n=(n<<8)+t.charCodeAt(e);return n}(this.dd);else if(0<this.ff&&this.ff<10)t+=["","Text","Copyright","Sequence Name","Instrument Name","Lyric","Marker","Cue Point","Program Name","Device Name"][this.ff]+Yt(this.dd);else if(32==this.ff)t+="Channel Prefix"+Xt(this.dd);else if(33==this.ff)t+="MIDI Port"+Xt(this.dd);else if(47==this.ff)t+="End of Track"+Xt(this.dd);else if(81==this.ff)t+="Tempo: "+Math.round(100*this.getBPM())/100+" bpm";else if(84==this.ff)t+="SMPTE Offset: "+pt(Jt(this.dd));else if(88==this.ff){var n=1<<this.dd.charCodeAt(1);t+="Time Signature: "+this.dd.charCodeAt(0)+"/"+n,t+=" "+this.dd.charCodeAt(2)+" "+this.dd.charCodeAt(3)}else if(89==this.ff){t+="Key Signature: ";var e=this.getKeySignature();e?(t+=e[1],e[2]&&(t+=" min")):t+="invalid"}else if(127==this.ff){if(67==this.dd.charCodeAt(0)&&123==this.dd.charCodeAt(1))return t+="[XF:"+Ht(this.dd.charCodeAt(2))+"]",t+=(r={0:"Version",1:"Chord",2:"Rehearsal Mark",3:"Phrase Mark",4:"Max Phrase Mark",5:"Fingering Number",12:"Guide Track Flag",16:"Guitar Info",18:"Chord Voicing",127:"XG Song Data Number"}[this.dd.charCodeAt(2)])?" "+r:"",t+=": ",0==this.dd.charCodeAt(2)?t+this.dd.substr(3,4)+" "+Kt(Jt(this.dd.substr(7))):1==this.dd.charCodeAt(2)?t+this.getText():t+Kt(Jt(this.dd.substr(3)));t+="Sequencer Specific"+Xt(this.dd)}else t+="SMF"+Xt(this.dd);return t}if(t=Kt(this),this[0]<128)return t;if(r={241:"MIDI Time Code",242:"Song Position",243:"Song Select",244:"Undefined",245:"Undefined",246:"Tune request",248:"Timing clock",249:"Undefined",250:"Start",251:"Continue",252:"Stop",253:"Undefined",254:"Active Sensing",255:"Reset"}[this[0]])return t+" -- "+r;if(this.isMidiSoft())return r=(r=Qt(this.getText()))&&" "+r,t+" -- [K:"+Ht(this[5])+"]"+r;var r,e=this[0]>>4;return(r={8:"Note Off",10:"Aftertouch",12:"Program Change",13:"Channel Aftertouch",14:"Pitch Wheel"}[e])?t+" -- "+r:9==e?t+" -- "+(this[2]?"Note On":"Note Off"):11!=e?t:(r={0:"Bank Select MSB",1:"Modulation Wheel MSB",2:"Breath Controller MSB",4:"Foot Controller MSB",5:"Portamento Time MSB",6:"Data Entry MSB",7:"Channel Volume MSB",8:"Balance MSB",10:"Pan MSB",11:"Expression Controller MSB",12:"Effect Control 1 MSB",13:"Effect Control 2 MSB",16:"General Purpose Controller 1 MSB",17:"General Purpose Controller 2 MSB",18:"General Purpose Controller 3 MSB",19:"General Purpose Controller 4 MSB",31:"Karaoke",32:"Bank Select LSB",33:"Modulation Wheel LSB",34:"Breath Controller LSB",36:"Foot Controller LSB",37:"Portamento Time LSB",38:"Data Entry LSB",39:"Channel Volume LSB",40:"Balance LSB",42:"Pan LSB",43:"Expression Controller LSB",44:"Effect control 1 LSB",45:"Effect control 2 LSB",48:"General Purpose Controller 1 LSB",49:"General Purpose Controller 2 LSB",50:"General Purpose Controller 3 LSB",51:"General Purpose Controller 4 LSB",64:"Damper Pedal",65:"Portamento",66:"Sostenuto",67:"Soft Pedal",68:"Legato",69:"Hold 2",70:"Sound Variation",71:"Filter Resonance",72:"Release Time",73:"Attack Time",74:"Brightness",75:"Decay Time",76:"Vibrato Rate",77:"Vibrato Depth",78:"Vibrato Delay",79:"Sound Controller 10",80:"General Purpose Controller 5",81:"General Purpose Controller 6",82:"General Purpose Controller 7",83:"General Purpose Controller 8",84:"Portamento Control",88:"High Resolution Velocity Prefix",91:"Effects 1 Depth",92:"Effects 2 Depth",93:"Effects 3 Depth",94:"Effects 4 Depth",95:"Effects 5 Depth",96:"Data Increment",97:"Data Decrement",98:"Non-Registered Parameter Number LSB",99:"Non-Registered Parameter Number MSB",100:"Registered Parameter Number LSB",101:"Registered Parameter Number MSB",120:"All Sound Off",121:"Reset All Controllers",122:"Local Control On/Off",123:"All Notes Off",124:"Omni Mode Off",125:"Omni Mode On",126:"Mono Mode On",127:"Poly Mode On"}[this[1]],64<=this[1]&&this[1]<=69&&(r+=this[2]<64?" Off":" On"),t+" -- "+(r=r||"Undefined"))},dt.prototype._stamp=function(t){return this._from.push(t._orig||t),this},dt.prototype._unstamp=function(t){return void 0===t?this._from=[]:(t._orig&&(t=t._orig),-1<(t=this._from.indexOf(t))&&this._from.splice(t,1)),this},dt.prototype._stamped=function(t){t._orig&&(t=t._orig);for(var n=0;n<this._from.length;n++)if(this._from[n]==t)return!0;return!1},ht.MIDI=dt,M.prototype.MIDI=dt,ht.Context=nn,M.prototype.Context=nn,en.validate=function(t){var n=t instanceof Array?t:arguments;if(n[0]!=parseInt(n[0])||n[0]<0||14<n[0])throw RangeError("Bad master channel value: "+n[0]);if(n[1]!=parseInt(n[1])||n[1]<0||15<n[0]+n[1])throw RangeError("Bad zone size value: "+n[1])},en.prototype.reset=function(){for(var t=0;t<16;t++)this[t]={band:0,master:t}},en.prototype.setup=function(t,n){var e;en.validate(t,n);var r=t+n;if((this[t].master!=t||this[t].band!=n)&&(n||this[t].band)){for(this[t].band?r<(e=t+this[t].band)&&(r=e):this[t].master==t-1?(e=t-1,r<(e+=this[e].band)&&(r=e),this[t-1]={band:0,master:t-1}):this[t].master!=t&&(e=this[t].master,r<(e+=this[e].band)&&(r=e),this[this[t].master].band=t-this[t].master-1),this[t].master=t,this[t].band=n,e=t+1;e<=t+n;e++)this[e].band&&r<e+this[e].band&&(r=e+this[e].band),this[e]={band:0,master:t};for(;e<=r;e++)this[e]={band:0,master:e}}},en.prototype.filter=function(t){var n=t.getChannel();if(!this[n]||!this[this[n].master].band)return t;var e,r,i,o=this[n].master,s=this[o].band;if(void 0!==t._mpe){for(i=256,e=o+1;e<=o+s;e++)if(this[e].notes){for(i>this[e].notes.length&&(i=this[n=e].notes.length),r=0;r<this[e].notes.length;r++)if(this[e].notes[r]==t._mpe){n=e,i=-1;break}}else 0<i&&(n=e,i=0);t.setChannel(n),t._mpe=void 0}return n==o||(t.isNoteOn()?(this[n].notes||(this[n].notes=[]),S(this[n].notes,t.getNote())):t.isNoteOff()&&this[n].notes&&C(this[n].notes,t.getNote())),t},ht.MPE=en,ht.lib={},ht.lib.now=a,ht.lib.schedule=h,ht.lib.openMidiOut=function(t,n){var e=new N;return n._openOut(e),e._info=n._info(t),e},ht.lib.openMidiIn=function(t,n){var e=new N;return n._openIn(e),e._info=n._info(t),e},ht.lib.registerMidiOut=function(t,n){for(var e=n._info(t),r=0;r<X._outs.length;r++)if(X._outs[r].name==e.name)return!1;return e.engine=n,X._outs.push(e),B&&(O(),B._bad&&(B._repair(),B._resume())),!0},ht.lib.registerMidiIn=function(t,n){for(var e=n._info(t),r=0;r<X._ins.length;r++)if(X._ins[r].name==e.name)return!1;return e.engine=n,X._ins.push(e),B&&(O(),B._bad&&(B._repair(),B._resume())),!0},ht.lib.copyMidiHelpers=Gt,ht.lib.getAudioContext=function(){var t,e;return Ut||"undefined"==typeof window||(t=window.AudioContext||window.webkitAudioContext)&&((Ut=new t)&&!Ut.createGain&&(Ut.createGain=Ut.createGainNode),e=function(){if("running"!=Ut.state){Ut.resume();var t=Ut.createOscillator(),n=Ut.createGain();try{n.gain.value=0}catch(t){}n.gain.setTargetAtTime(0,Ut.currentTime,.01),t.connect(n),n.connect(Ut.destination),t.start||(t.start=t.noteOn),t.stop||(t.stop=t.noteOff),t.start(.1),t.stop(.11)}else document.removeEventListener("touchstart",e),document.removeEventListener("touchend",e),document.removeEventListener("mousedown",e),document.removeEventListener("keydown",e)},document.addEventListener("touchstart",e),document.addEventListener("touchend",e),document.addEventListener("mousedown",e),document.addEventListener("keydown",e),e()),Ut};var rn="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";ht.lib.fromBase64=function(t){var n,e,r,i,o,s,u="",a=0;for(t=t.replace(/[^A-Za-z0-9+/=]/g,"");a<t.length;)r=rn.indexOf(t.charAt(a++)),n=(15&(i=rn.indexOf(t.charAt(a++))))<<4|(o=rn.indexOf(t.charAt(a++)))>>2,e=(3&o)<<6|(s=rn.indexOf(t.charAt(a++))),u+=String.fromCharCode(r<<2|i>>4),64!=o&&(u+=String.fromCharCode(n)),64!=s&&(u+=String.fromCharCode(e));return u},ht.lib.toBase64=function(t){var n,e,r,i,o=0,s=0,u="",a=[];if(!t)return t;for(;n=(i=t.charCodeAt(o++)<<16|t.charCodeAt(o++)<<8|t.charCodeAt(o++))>>12&63,e=i>>6&63,r=63&i,a[s++]=rn.charAt(i>>18&63)+rn.charAt(n)+rn.charAt(e)+rn.charAt(r),o<t.length;);var u=a.join(""),h=t.length%3;return h?u.slice(0,h-3)+"===".slice(h):u},ht.lib.fromUTF8=function(t){t=void 0===t?"":""+t;for(var n,e,r="",i=0;i<t.length;i++){if(255<(n=t.charCodeAt(i)))return t;if(n<128)r+=t[i];else if(192==(224&n)){if(n=(31&n)<<6,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;n+=63&e,r+=String.fromCharCode(n)}else if(224==(240&n)){if(n=(15&n)<<12,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;if(n+=(63&e)<<6,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;n+=63&e,r+=String.fromCharCode(n)}else if(240==(248&n)){if(n=(7&n)<<18,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;if(n+=(63&e)<<12,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;if(n+=(63&e)<<6,++i>=t.length)return t;if(128!=(192&(e=t.charCodeAt(i))))return t;if(1114111<(n+=63&e))return t;n-=65536,r+=String.fromCharCode(55296+(n>>10)),r+=String.fromCharCode(56320+(1023&n))}}return r},ht.lib.toUTF8=function(t){t=void 0===t?"":""+t;for(var n,e="",r=0;r<t.length;r++)(n=t.charCodeAt(r))<128?e+=t[r]:(n<2048?e+=String.fromCharCode(192+(n>>6)):(n<65536?e+=String.fromCharCode(224+(n>>12)):(e+=String.fromCharCode(240+(n>>18)),e+=String.fromCharCode(128+(n>>12&63))),e+=String.fromCharCode(128+(n>>6&63))),e+=String.fromCharCode(128+(63&n)));return e};var on=[],sn={},un={},an=t.Promise;function hn(t,n,e){this.name=t,this.message=n,this.code=e}function cn(t,n){this.bubbles=!1,this.cancelBubble=!1,this.cancelable=!1,this.currentTarget=n,this.defaultPrevented=!1,this.eventPhase=0,this.path=[],this.port=t,this.returnValue=!0,this.srcElement=n,this.target=n,this.timeStamp=a(),this.type="statechange"}function fn(t,n){this.bubbles=!1,this.cancelBubble=!1,this.cancelable=!1,this.currentTarget=t,this.data=n,this.defaultPrevented=!1,this.eventPhase=0,this.path=[],this.receivedTime=a(),this.returnValue=!0,this.srcElement=t,this.target=t,this.timeStamp=this.receivedTime,this.type="midimessage"}function ln(t,n){t&&(t.onstatechange&&t.onstatechange(new cn(t,t)),n.onstatechange&&n.onstatechange(new cn(t,n)))}function pn(e,r){var i=this,o=!1,n=null,s=null;this.type="input",this.id=r.id,this.name=r.name,this.manufacturer=r.man,this.version=r.ver,Object.defineProperty(this,"state",{get:function(){return r.connected?"connected":"disconnected"},enumerable:!0}),Object.defineProperty(this,"connection",{get:function(){return o?r.proxy?"open":"pending":"closed"},enumerable:!0}),Object.defineProperty(this,"onmidimessage",{get:function(){return s},set:function(t){f(t)?(s=t,o||i.open().then(c,c)):s=null},enumerable:!0}),Object.defineProperty(this,"onstatechange",{get:function(){return n},set:function(t){n=f(t)?t:null},enumerable:!0}),this.open=function(){return new an(function(t,n){o?t(i):r.open().then(function(){o||(o=!0,ln(i,e)),t(i)},function(){n(new hn("InvalidAccessError","Port is not available",15))})})},this.close=function(){return new an(function(t){o&&(o=!1,r.close(),ln(i,e)),t(i)})},Object.freeze(this)}function dn(t){for(var n,e;t.length;){for(n=0;n<t.length&&!(t[n]==parseInt(t[n])&&128<=t[n]&&t[n]<=255&&247!=t[n]);n++);if(t.splice(0,n),!t.length)return;if(240==t[0]){for(n=1;n<t.length&&247!=t[n];n++);return n==t.length?void 0:t.splice(0,n+1)}if((e=mn(t[0])+1)>t.length)return;for(n=1;n<e&&!(t[n]!=parseInt(t[n])||t[n]<0||128<=t[n]);n++);if(n==e)return t.splice(0,n);t.splice(0,n)}}function _n(t,n,e,r){var i=this;this.id=t,this.name=n,this.man=e,this.ver=r,this.connected=!0,this.ports=[],this.pending=[],this.proxy=void 0,this.queue=[],this.onmidi=function(t){var n;for(i.queue=i.queue.concat(t.slice()),n=dn(i.queue);n;n=dn(i.queue))for(o=0;o<i.ports.length;o++)i.ports[o][0].onmidimessage&&(240!=n[0]||i.ports[o][1])&&i.ports[o][0].onmidimessage(new fn(i,new Uint8Array(n)))}}function mn(t){return 128<=t&&t<=191||224<=t&&t<=239||242==t?2:192<=t&&t<=223||241==t||243==t?1:0}"function"!=typeof an&&((an=function(t){this.executor=t}).prototype.then=function(t,n){this.executor(t="function"!=typeof t?c:t,n="function"!=typeof n?c:n)}),_n.prototype.open=function(){var r=this;return new an(function(t,n){var e;r.proxy||!r.connected?t():(r.pending.push([t,n]),1==r.pending.length&&ht().openMidiIn(r.name).or(function(){for(e=0;e<r.pending.length;e++)r.pending[e][1]();r.pending=[]}).and(function(){for(r.proxy=this,r.proxy.connect(r.onmidi),e=0;e<r.pending.length;e++)r.pending[e][0]();r.pending=[]}))})},_n.prototype.close=function(){var t;if(this.proxy){for(t=0;t<this.ports.length;t++)if("open"==this.ports[t].connection)return;this.proxy.close(),this.proxy=void 0}},_n.prototype.disconnect=function(){this.connected=!1,this.proxy&&(this.proxy.close(),this.proxy=void 0)},_n.prototype.reconnect=function(){var t,n,e=this,r=[];for(this.connected=!0,t=0;t<on.length;t++)"closed"==(n=on[t].inputs.get(this.id)).connection?ln(n,on[t]):r.push([n,on[t]]);r.length&&ht()._openMidiInNR(e.name).or(function(){for(t=0;t<r.length;t++)r[t][0].close()}).and(function(){for(e.proxy=this,e.proxy.connect(e.onmidi),t=0;t<r.length;t++)ln(r[t][0],r[t][1])})};var gn="Failed to execute 'send' on 'MIDIOutput': ";function vn(r,i){var o=this,s=!1,n=null;this.type="output",this.id=i.id,this.name=i.name,this.manufacturer=i.man,this.version=i.ver,Object.defineProperty(this,"state",{get:function(){return i.connected?"connected":"disconnected"},enumerable:!0}),Object.defineProperty(this,"connection",{get:function(){return s?i.proxy?"open":"pending":"closed"},enumerable:!0}),Object.defineProperty(this,"onstatechange",{get:function(){return n},set:function(t){n=f(t)?t:null},enumerable:!0}),this.open=function(){return new an(function(t,n){s?t(o):i.open().then(function(){s||(s=!0,ln(o,r)),t(o)},function(){n(new hn("InvalidAccessError","Port is not available",15))})})},this.close=function(){return new an(function(t){s&&(s=!1,o.clear(),i.close(),ln(o,r)),t(o)})},this.clear=function(){},this.send=function(t,n){if(!function(t,n){for(var e,r,i=[],o=0;o<t.length;o++)if(t[o]!=parseInt(t[o])||t[o]<0||255<t[o])throw TypeError(gn+t[o]+" is not a UInt8 value.");for(o=e=0;o<t.length;o++)if(e){if(127<t[o])throw TypeError(gn+"Unexpected status byte at index "+o+" ("+t[o]+").");r.push(t[o]),e--}else{if(t[o]<128)throw TypeError(gn+"Running status is not allowed at index "+o+" ("+t[o]+").");if(247==t[o])throw TypeError(gn+"Unexpected end of system exclusive message at index "+o+" ("+t[o]+").");if(r=[t[o]],i.push(r),240==t[o]){if(!n)throw new hn("InvalidAccessError",gn+"System exclusive messag is not allowed at index "+o+" ("+t[o]+").",15);for(e=-1;o<t.length;o++)if(r.push(t[o]),247==t[o]){e=0;break}}else e=mn(t[o])}if(e)throw TypeError(gn+"Message is incomplete")}(t,r.sysexEnabled),!i.connected)throw new hn("InvalidStateError","Port is not connected",11);var e;s?(e=a())<n?setTimeout(function(){i.proxy.send(t)},n-e):i.proxy.send(t):this.open().then(function(){o.send(t,n)},c)},Object.freeze(this)}function yn(t,n,e,r){this.id=t,this.name=n,this.man=e,this.ver=r,this.connected=!0,this.ports=[],this.pending=[],this.proxy=void 0}function bn(r){this.has=function(t){return r.hasOwnProperty(t)&&r[t].connected},this.keys=function(){try{var t,n=new Map;for(t in r)this.has(t)&&n.set(t,this.get(t));return n.keys()}catch(t){}},this.values=function(){try{var t,n=new Map;for(t in r)this.has(t)&&n.set(t,this.get(t));return n.values()}catch(t){}},this.entries=function(){try{var t,n=new Map;for(t in r)this.has(t)&&n.set(t,this.get(t));return n.entries()}catch(t){}},this.forEach=function(t,n){for(var e in void 0===n&&(n=this),r)this.has(e)&&t.call(n,this.get(e),e,this)},Object.defineProperty(this,"size",{get:function(){var t,n=0;for(t in r)this.has(t)&&n++;return n},enumerable:!0})}function Sn(n,e){this.get=function(t){if(un.hasOwnProperty(t)&&un[t].connected)return e[t]||(e[t]=new pn(n,un[t]),un[t].ports.push([e[t],n.sysexEnabled])),e[t]},Object.freeze(this)}function Cn(n,e){this.get=function(t){if(sn.hasOwnProperty(t)&&sn[t].connected)return e[t]||(e[t]=new vn(n,sn[t]),sn[t].ports.push([e[t],n.sysexEnabled])),e[t]},Object.freeze(this)}function Mn(t){for(var n,e,r,i=0;i<t.inputs.added.length;i++)e=t.inputs.added[i],un.hasOwnProperty(e.id)||(un[e.id]=new _n(e.id,e.name,e.manufacturer,e.version)),un[e.id].reconnect();for(i=0;i<t.outputs.added.length;i++)e=t.outputs.added[i],sn.hasOwnProperty(e.id)||(sn[e.id]=new yn(e.id,e.name,e.manufacturer,e.version)),sn[e.id].reconnect();for(i=0;i<t.inputs.removed.length;i++)if(e=t.inputs.removed[i],un.hasOwnProperty(e.id)){for(r=[],n=0;n<on.length;n++)r.push([on[n].inputs.get(e.id),on[n]]);for(un[e.id].disconnect(),n=0;n<r.length;n++)ln(r[n][0],r[n][1])}for(i=0;i<t.outputs.removed.length;i++)if(e=t.outputs.removed[i],sn.hasOwnProperty(e.id)){for(r=[],n=0;n<on.length;n++)r.push([on[n].outputs.get(e.id),on[n]]);for(sn[e.id].disconnect(),n=0;n<r.length;n++)ln(r[n][0],r[n][1])}}function xn(t){var n,e=null;this.sysexEnabled=t,this.inputs=new Sn(this,{}),this.outputs=new Cn(this,{}),Object.defineProperty(this,"onstatechange",{get:function(){return e},set:function(t){e=f(t)?t:null},enumerable:!0}),Object.freeze(this);for(var r=B._info,i=0;i<r.inputs.length;i++)n=r.inputs[i],un.hasOwnProperty(n.id)||(un[n.id]=new _n(n.id,n.name,n.manufacturer,n.version));for(i=0;i<r.outputs.length;i++)n=r.outputs[i],sn.hasOwnProperty(n.id)||(sn[n.id]=new yn(n.id,n.name,n.manufacturer,n.version));on.length||ht().onChange(Mn),on.push(this)}return yn.prototype.open=function(){var r=this;return new an(function(t,n){var e;r.proxy||!r.connected?t():(r.pending.push([t,n]),1==r.pending.length&&ht().openMidiOut(r.name).or(function(){for(e=0;e<r.pending.length;e++)r.pending[e][1]();r.pending=[]}).and(function(){for(r.proxy=this,e=0;e<r.pending.length;e++)r.pending[e][0]();r.pending=[]}))})},yn.prototype.close=function(){var t;if(this.proxy){for(t=0;t<this.ports.length;t++)if("open"==this.ports[t].connection)return;this.proxy.close(),this.proxy=void 0}},yn.prototype.disconnect=function(){this.connected=!1,this.proxy&&(this.proxy.close(),this.proxy=void 0)},yn.prototype.reconnect=function(){var t,n,e=this,r=[];for(this.connected=!0,t=0;t<on.length;t++)"closed"==(n=on[t].outputs.get(this.id)).connection?ln(n,on[t]):r.push([n,on[t]]);r.length&&ht()._openMidiOutNR(e.name).or(function(){for(t=0;t<r.length;t++)r[t][0].close()}).and(function(){for(e.proxy=this,t=0;t<r.length;t++)ln(r[t][0],r[t][1])})},(Sn.prototype=new bn(un)).constructor=Sn,(Cn.prototype=new bn(sn)).constructor=Cn,ht.requestMIDIAccess=function(r){return new an(function(n,e){ht.JZZ(r).or(function(){}).and(function(){var t=!(!r||!r.sysex);t&&!this.info().sysex?e(new hn("SecurityError","Sysex is not allowed",18)):(t=new xn(t),n(t))})})},"undefined"==typeof navigator||navigator.requestMIDIAccess||(navigator.requestMIDIAccess=ht.requestMIDIAccess),ht.close=function(){Q._close&&Q._close()},ht});
\ No newline at end of file
diff --git a/test/common.js b/test/common.js
index 4772bfc..2ef1d8a 100644
--- a/test/common.js
+++ b/test/common.js
@@ -597,6 +597,7 @@ describe('MIDI messages', function() {
   it('sxGM', function() {
     assert.equal(JZZ.MIDI.sxGM(0).toString(), 'f0 7e 7f 09 02 f7');
     assert.equal(JZZ.MIDI.sxGM(false).toString(), 'f0 7e 7f 09 02 f7');
+    assert.equal(JZZ.MIDI.sxGM().toString(), 'f0 7e 7f 09 01 f7');
     assert.equal(JZZ.MIDI.sxGM(1).toString(), 'f0 7e 7f 09 01 f7');
     assert.equal(JZZ.MIDI.sxGM(true).toString(), 'f0 7e 7f 09 01 f7');
     assert.equal(JZZ.MIDI.sxGM(2).toString(), 'f0 7e 7f 09 03 f7');
@@ -996,7 +997,7 @@ describe('JZZ.Widget', function() {
 describe('JZZ.Context', function() {
   it('reset', function() {
     var ctxt = JZZ.Context();
-    ctxt.noteOn(0, 0, 0).reset();
+    ctxt.noteOn(0, 0, 0).smfText('dummy').reset();
   });
   it('progName 0', function(done) {
     var ctxt = JZZ.Context();
@@ -1104,30 +1105,91 @@ describe('JZZ.Context', function() {
     var msg = JZZ.MIDI.sxGM(1);
     ctxt._receive(msg);
     assert.equal(msg.toString(), 'f0 7e 7f 09 01 f7 (GM1 System On)');
+    assert.equal(ctxt._gm, '1');
   });
   it('GM2', function() {
     var ctxt = JZZ.Context();
     var msg = JZZ.MIDI.sxGM(2);
     ctxt._receive(msg);
     assert.equal(msg.toString(), 'f0 7e 7f 09 03 f7 (GM2 System On)');
+    assert.equal(ctxt._gm, '2');
   });
   it('GM off', function() {
     var ctxt = JZZ.Context();
     var msg = JZZ.MIDI.sxGM(0);
     ctxt._receive(msg);
     assert.equal(msg.toString(), 'f0 7e 7f 09 02 f7 (GM System Off)');
+    assert.equal(ctxt._gm, '0');
   });
   it('GS', function() {
     var ctxt = JZZ.Context();
     var msg = JZZ.MIDI.sxGS();
     ctxt._receive(msg);
     assert.equal(msg.toString(), 'f0 41 7f 42 12 40 00 7f 00 41 f7 (GS Reset)');
+    assert.equal(ctxt._gm, 'R');
   });
   it('XG', function() {
     var ctxt = JZZ.Context();
     var msg = JZZ.MIDI([0xf0, 0x43, 0x10, 0x4c, 0, 0, 0x7e, 0, 0xf7]);
     ctxt._receive(msg);
     assert.equal(msg.toString(), 'f0 43 10 4c 00 00 7e 00 f7 (XG System On)');
+    assert.equal(ctxt._gm, 'Y');
+  });
+  it('device id request', function() {
+    var ctxt = JZZ.Context();
+    var msg = JZZ.MIDI.sxIdRequest();
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 7e 7f 06 01 f7 (Device ID Request)');
+  });
+  it('device id response', function() {
+    var ctxt = JZZ.Context();
+    var msg = JZZ.MIDI([0xf0, 0x7e, 0x10, 0x06, 0x02, 0x41, 0x2b, 0x02, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0xf7]);
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 7e 10 06 02 41 2b 02 00 00 00 01 00 00 f7 (Device ID Response)');
+  });
+  it('master volume', function() {
+    var ctxt = JZZ.Context();
+    var msg = JZZ.MIDI.sxMasterVolumeF(1);
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 7f 7f 04 01 7f 7f f7 (Master Volume)');
+  });
+  it('master balance', function() {
+    var ctxt = JZZ.Context();
+    var msg = JZZ.MIDI([0xf0, 0x7f, 0x7f, 0x04, 0x02, 0x7f, 0x7f, 0xf7]);
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 7f 7f 04 02 7f 7f f7 (Master Balance)');
+  });
+  it('etc', function() {
+    var msg;
+    var ctxt = JZZ.Context();
+    msg = JZZ.MIDI([0xf0, 0xf7]);
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 f7');
+
+    msg = JZZ.MIDI([0xf0, 0x41, 0xf7]);
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 41 f7');
+
+    msg = JZZ.MIDI([0xf0, 0x43, 0xf7]);
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 43 f7');
+
+    msg = JZZ.MIDI([0xf0, 0x7e, 0xf7]);
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 7e f7');
+    msg = JZZ.MIDI([0xf0, 0x7e, 0x00, 0x06, 0xf7]);
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 7e 00 06 f7');
+    msg = JZZ.MIDI([0xf0, 0x7e, 0x00, 0x09, 0xf7]);
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 7e 00 09 f7');
+
+    msg = JZZ.MIDI([0xf0, 0x7f, 0xf7]);
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 7f f7');
+    msg = JZZ.MIDI([0xf0, 0x7f, 0x00, 0x04, 0xf7]);
+    ctxt._receive(msg);
+    assert.equal(msg.toString(), 'f0 7f 00 04 f7');
   });
 });