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Version 0.6.143, fix X.UI.ScrollBox for iOS3.
[pettanr/clientJs.git] / 0.6.x / js / 07_audio / 02_XHTMLAudio.js
index 341e8d4..6da87e2 100644 (file)
  * https://code.google.com/p/uupaa-js/source/browse/trunk/0.8/src/Audio/HTML5Audio.js?r=568\r
  */\r
 \r
-var X_Audio_HTML5Audio, X_Audio_HTML5AudioWrapper, X_Audio_rawAudio,\r
-       X_Audio_HTML5Audio_LIVE_LIST = [],\r
-       X_Audio_HTML5Audio_POOL_LIST = [];\r
+var X_Audio_HTMLAudio_playTrigger =\r
+               6 <= X_UA[ 'iOS' ] ? 'loadeddata' :\r
+               X_UA[ 'iOS' ] < 5  ? 'stalled' :\r
+               X_UA[ 'iOS' ]      ? 'suspend' :\r
+               X_UA[ 'AndroidBrowser2' ] ? 'stalled' : // Android 2.3.5(SBM101SH) では stalled は発生しない,,,\r
+               X_UA[ 'AndroidBrowser4' ] ? 'loadeddata' : \r
+               X_UA[ 'OperaMobile' ] || X_UA[ 'OperaTablet' ] ? 'loadeddata' : 'canplay',\r
+       X_Audio_HTMLAudioWrapper,\r
+       X_Audio_constructor = window[ 'Audio' ] || window.HTMLAudioElement,\r
+       X_Audio_rawAudio,\r
+       // Opera Mobile 12 android4.4.4 & 2.3.5 は 2回目以降の currentTime へのセットで currentTime が更新されなくなるため、タイマーを使用する\r
+       X_Audio_HTMLAudioWrapper_currentTimeFix  = !!X_UA[ 'OperaMobile' ] || !!X_UA[ 'OperaTablet' ], // || ( X_UA[ 'WinPhone' ] && X_UA[ 'IE9' ] ),\r
+       // Android1.6+MobileOpera12では無理っぽい、、、\r
+       X_Audio_HTMLAudioWrapper_badOperaAndroid = X_Audio_HTMLAudioWrapper_currentTimeFix && X_UA[ 'Android' ] < 2,\r
+\r
+       // 一方 Desktop の Opera12 は、loadeddata 等では duration が infinity で、再生後の durationchange 時に duration が判明する。\r
+       // opera12 volume, mute の変更が2度目以降できない\r
+       // duration 判明後には currentTime によるシークと、現在時間の取得が可能になる。\r
+       // canplay で play() durationchange で duration が取れたら loadedmetadata->loadeddata -> canplay する\r
+       // boombox.js に書いてあった currentTime の効かないブラウザってこいつのことみたい、、、\r
+       // Opera12.17 Win32(XP) portable apps は勝手に再生が始まる、、、その際には timeupdate が発行されない、、、 iframe+image+audio で使わないときは破棄する、とか。\r
+       // opera11、10.54 WinXP はまとも、、、\r
+       // X_Audio_Sprite_handleEvent でも使用\r
+       X_Audio_HTMLAudioWrapper_ieMobile9Fix    = ( X_UA[ 'WinPhone' ] && X_UA[ 'IE9' ] ),\r
+       X_Audio_HTMLAudioWrapper_durationFix     = ( !X_Audio_HTMLAudioWrapper_currentTimeFix && 12 <= X_UA[ 'Opera' ] ),\r
+       \r
+       X_Audio_HTMLAudioWrapper_shortPlayFix    = X_UA[ 'AndroidBrowser2' ],\r
        \r
+       X_Audio_codecs;\r
 \r
-if( window.HTMLAudioElement ){\r
-       function getHTML5AudioWrapper( proxy ){\r
-               var i = X_Audio_HTML5Audio_LIVE_LIST.length;\r
-               for( ; i; ){\r
-                       if( X_Audio_HTML5Audio_LIVE_LIST[ --i ].proxy === proxy ) return X_Audio_HTML5Audio_LIVE_LIST[ i ];\r
+if( X_Audio_constructor && !X_Audio_HTMLAudioWrapper_badOperaAndroid ){\r
+       //http://himaxoff.blog111.fc2.com/blog-entry-97.html\r
+       //引数なしで new Audio() とすると、Operaでエラーになるそうなので注意。\r
+       X_Audio_rawAudio = new X_Audio_constructor( '' );\r
+\r
+       if( X_Audio_rawAudio.canPlayType ){\r
+               X_Audio_codecs = {\r
+             'mp3'  : X_Audio_rawAudio.canPlayType('audio/mpeg'),\r
+             'opus' : X_Audio_rawAudio.canPlayType('audio/ogg; codecs="opus"'),\r
+             'ogg'  : X_Audio_rawAudio.canPlayType('audio/ogg; codecs="vorbis"'),\r
+             'wav'  : X_Audio_rawAudio.canPlayType('audio/wav; codecs="1"'),\r
+             'aac'  : X_Audio_rawAudio.canPlayType('audio/aac'),\r
+             'm4a'  : X_Audio_rawAudio.canPlayType('audio/x-m4a') + X_Audio_rawAudio.canPlayType('audio/m4a') + X_Audio_rawAudio.canPlayType('audio/aac'),\r
+             'mp4'  : X_Audio_rawAudio.canPlayType('audio/x-mp4') + X_Audio_rawAudio.canPlayType('audio/mp4') + X_Audio_rawAudio.canPlayType('audio/aac'),\r
+             'weba' : X_Audio_rawAudio.canPlayType('audio/webm; codecs="vorbis"')\r
+               };\r
+               (function( k, v ){\r
+                       for( k in X_Audio_codecs ){\r
+                               if( X_EMPTY_OBJECT[ k ] ) continue;\r
+                               v = X_Audio_codecs[ k ];\r
+                               X_Audio_codecs[ k ] = v && v.split( 'no' ).join( '' );\r
+                               console.log( k + ' ' + X_Audio_codecs[ k ] );\r
+                       };\r
+               })();\r
+       } else {\r
+               // iOS3.2.3\r
+               X_Audio_codecs = {\r
+             'mp3'  : X_UA[ 'IE' ] || X_UA[ 'Chrome' ] || ( X_UA[ 'Windows' ]  && X_UA[ 'Safari' ]  ),\r
+             'ogg'  : 5 <= X_UA[ 'Gecko' ] || X_UA[ 'Chrome' ] || X_UA[ 'Opera' ] ,\r
+             'wav'  : X_UA[ 'Gecko' ] || X_UA[ 'Opera' ] || ( X_UA[ 'Windows' ]  && X_UA[ 'Safari' ]  ),\r
+             'aac'  : X_UA[ 'IE' ] || X_UA[ 'WebKit' ],\r
+             'm4a'  : X_UA[ 'IE' ] || X_UA[ 'WebKit' ],\r
+             'mp4'  : X_UA[ 'IE' ] || X_UA[ 'WebKit' ],\r
+             'weba' : 2 <= X_UA[ 'Gecko' ] || 10.6 <= X_UA[ 'Opera' ] // firefox4+(Gecko2+)\r
                };\r
        };\r
        \r
-       X_Audio_HTML5Audio = X_Class_override(\r
-               new X.EventDispatcher(),\r
-               {\r
-                       backendName : 'HTML5 Audio',\r
-               /*\r
-                * HTML5 の audio 要素と video 要素でサポートされているメディアフォーマット\r
-                * https://developer.mozilla.org/ja/docs/Web/HTML/Supported_media_formats\r
-                * \r
-                * 主要ブラウザのHTML5 audioタグで使えるファイル形式の再生対応状況を調べてみた\r
-                * http://sothis.blog.so-net.ne.jp/2010-10-27\r
-                * ダメ元で仕様に含まれていない SHOUTcast もテストしてみました。\r
-                * \r
-                * IE9 の HTML5 Audio について\r
-                * http://kentablog.cluscore.com/2011/05/ie9-html5-audio.html\r
-                * 1.Audioオブジェクトを作ることができないので、Audioタグを使う\r
-                * 2.クロスドメインアクセスには、「clientaccesspolicy.xml」か「crossdomain.xml」が必要\r
-                * 3.wav が不可\r
-                * \r
-                * IE9でHTML5 autio タグが無効になる\r
-                * http://bbs.wankuma.com/index.cgi?mode=al2&namber=64886&KLOG=109\r
-                *  IEのバージョン9.0.8112.16421では、Audioオブジェクトのnewも対応してました。\r
-                *  createElement等で動的生成すると、よろしくない\r
-                * \r
-                * media-can-play-wav-audio.html\r
-                * https://github.com/adobe/webkit/blob/master/LayoutTests/media/media-can-play-wav-audio.html\r
-                * testExpected("audio.canPlayType('audio/wav; codecs=1')", "probably");\r
-                * \r
-                * HTML5 audioタグ ブラウザ間の違い\r
-                * http://wiki.bit-hive.com/tomizoo/pg/HTML5%20audio%A5%BF%A5%B0%20%A5%D6%A5%E9%A5%A6%A5%B6%B4%D6%A4%CE%B0%E3%A4%A4\r
-                *  - volume, muted iPhone(iOS4-6)、Android(2.3.6)では動作せず。\r
-                *  - FireFox3.6, Android 2.3.6については、src変更後、load()を呼び出さないと切り替わらなかった。iPhoneはload()が不要。\r
-                */     \r
-                       detect : function( source, ext ){\r
-                               var ok, mineType = 'audio/' + ext;\r
-                               switch( ext ){\r
-                                       case 'mp3' :\r
-                                               ok = X_UA.IE || X_UA.Chrome || X_UA.Safari; //( X_UA.OS === 'windows' && X_UA.Safari );\r
-                                               mineType = 'audio/mpeg';\r
-                                               break;\r
-                                       case 'ogg' :\r
-                                               ok = 15 <= X_UA.Gecko || X_UA.Chrome || X_UA.Opera;\r
-                                               break;\r
-                                       case 'm4a' :\r
-                                               ok = X_UA.IE || X_UA.WebKit;\r
-                                               mineType = 'audio/mp4';\r
-                                               break;\r
-                                       case 'webm' :\r
-                                               ok = 2 <= X_UA.Gecko || 10.6 <= X_UA.Opera; // firefox4+(Gecko2+)\r
-                                               break;\r
-                                       case 'wav' :\r
-                                               ok = X_UA.Gecko || X_UA.Opera || X_UA.Safari; //( X_UA.OS === 'windows' && X_UA.Safari );\r
-                                               //mineType = 'audio/wav'; // audio/x-wav ?\r
-                                               break;\r
-                                       default :\r
-                                               mineType = '';\r
-                               };\r
-                               \r
-                               if( !ok && mineType ){\r
-                                       if( !X_Audio_rawAudio ) X_Audio_rawAudio = new Audio;\r
-                                       ok = X_Audio_rawAudio.canPlayType( mineType );\r
-                               };\r
-                               \r
-                               this.asyncDispatch( ok ? 'support' : 'nosupport' );\r
-                               \r
-                               return this;\r
-                       },\r
-                       \r
-                       register : function( proxy, source, option ){\r
-                               X_Audio_HTML5Audio_LIVE_LIST.push( new X_Audio_HTML5AudioWrapper( proxy, source, option ) );\r
-                       },\r
-                       \r
-                       close : function(){\r
-                               return getHTML5AudioWrapper( this ).close();\r
-                       },\r
-                       \r
-                       play : function( position ){\r
-                               return getHTML5AudioWrapper( this ).play( position );\r
-                       },\r
-                       \r
-                       pause : function(){\r
-                               return getHTML5AudioWrapper( this ).pause();\r
-                       },\r
-                       \r
-                       stop : function(){\r
-                               return getHTML5AudioWrapper( this ).stop();\r
-                       },\r
-                       \r
-                       loop : function( v ){\r
-                               return getHTML5AudioWrapper( this ).loop( v );\r
-                       },\r
-       \r
-                       state : function(){\r
-                               return getHTML5AudioWrapper( this ).state();\r
-                       },\r
-       \r
-                       volume : function( v ){\r
-                               return getHTML5AudioWrapper( this ).volume( v );\r
-                       },\r
-       \r
-                       startTime : function( time ){\r
-                               return getHTML5AudioWrapper( this ).startTime( time );\r
-                       },\r
-       \r
-                       currentTime : function( time ){\r
-                               return getHTML5AudioWrapper( this ).currentTime( time );\r
-                       },\r
-       \r
-                       isPlaying : function(){\r
-                               return getHTML5AudioWrapper( this ).isPlaying();\r
-                       }\r
-               }\r
-       );\r
-       \r
-       X_Audio_BACKENDS.push( X_Audio_HTML5Audio );\r
-       \r
-       X_Audio_HTML5AudioWrapper = X.EventDispatcher.inherits(\r
+       X_Audio_HTMLAudioWrapper = X_EventDispatcher[ 'inherits' ](\r
                'X.AV.HTML5AudioWrapper',\r
-               X.Class.POOL_OBJECT,\r
+               X_Class.POOL_OBJECT,\r
                {\r
                        \r
                        proxy           : null,\r
                        \r
-                       _closed         : true,\r
-                       _lastUserAction : '',\r
+                       startTime       : 0,\r
+                       endTime         : -1,\r
+                       loopStartTime   : -1,\r
+                       loopEndTime     : -1,\r
+                       seekTime        : -1,\r
+                       duration        : 0,\r
                        \r
-                       _loop           : false,\r
-                       _startTime      : 0,\r
-                       _volume         : 0.5,\r
-                       _autoplay       : false,\r
+                       playing         : false,\r
+                       error           : 0,                    \r
+                       loop            : false,\r
+                       looped          : false,\r
+                       autoplay        : false,\r
+                       volume          : 0.5,\r
+\r
+                       _playTime        : 0,\r
+                       _closed          : true,\r
+                       _loaded          : false,\r
+                       _beginTime       : 0,\r
+                       _playForDuration : 0,\r
+                       _lastCurrentTime : 0,\r
+                       _src             : '',\r
                        \r
                        Constructor : function( proxy, source, option ){\r
+                               var raw;\r
+                               \r
                                this.proxy   = proxy;\r
                                this._closed = false;\r
                                \r
-                               if( option.loop )      this._loop      = true;\r
-                               if( option.startTime ) this._startTime = option.startTime;\r
-                               if( option.volume )    this._volume    = option.volume;\r
-                               \r
-                               this._rawObject = X_Audio_rawAudio || new Audio( source );//X.Node.create( 'audio', { src : source } ).appendToRoot();//( X.X_Node_systemNode );\r
+                               X_AudioWrapper_updateStates( this, option );\r
+\r
+                               if( option[ 'useVideo' ] ){\r
+                                       this[ '_rawObject' ] = raw = document.createElement( 'video' );\r
+                       raw.preload           = 'none'; // auto, metadata, none\r
+                       //raw.autoplay = false, // no-auto\r
+                       raw.loop     = false;\r
+                       raw.muted    = false;\r
+                       //raw.crossorigin       = option[ 'crossorigin' ] || ''; //crossorigin: "anonymous", X.URL.isSameDomain() で切り替え\r
+                       raw.style.cssText     = 'position:absolute;bottom:0;left:-50px;width:100px;height:100px;opacity:0;';\r
+                                       raw.controls          = false;\r
+                                       raw.WebKitPlaysInline = true;\r
+                                       raw.src               = source;\r
+                                       //raw.onclick  = "alert('play');this.play();";\r
+                                       document.body.appendChild( raw );\r
+                                       //raw.load();\r
+                               } else {\r
+                                       this[ '_rawObject' ] = X_Audio_rawAudio || new X_Audio_constructor( source );\r
+                                       // X_Doc_create( 'audio', { src : source } )[ 'appendTo' ]( X.Doc.body );\r
+                                       this[ '_rawObject' ].autobuffer = false;\r
+                                       this._src = source;\r
+                               };\r
                                \r
-                               this.listen( [\r
+                               this[ 'listen' ]( [\r
                                                'loadstart', 'load', 'progress', 'suspend', 'abort', 'error', 'emptied', 'stalled', 'play', 'pause', 'loadedmetadata',\r
                                                'loadeddata', 'waiting', 'playing', 'canplay', 'canplaythrough', 'seeking', 'seeked', 'timeupdate', 'ended',\r
                                                'ratechange', 'durationchange', 'volumechange' ], this.handleEventProxy );                              \r
-                               \r
-                               if( X_Audio_rawAudio ){\r
-                                       X_Audio_rawAudio.src = source;\r
-                                       X_Audio_rawAudio.load(); // 要る?\r
+\r
+                               //document.body.appendChild( this[ '_rawObject' ] );\r
+                               this[ '_rawObject' ].autoplay = false;\r
+\r
+                               if( X_Audio_rawAudio === this[ '_rawObject' ] ){\r
+                                       if( X_Audio_HTMLAudioWrapper_badOperaAndroid ){\r
+                                               X_Audio_HTMLAudioWrapper_badOperaAndroid && alert( 12 );\r
+                                               X_EventDispatcher_toggleAllEvents( this, false );\r
+                                               this[ '_rawObject' ] = new X_Audio_constructor( X_URL_toAbsolutePath( source ) );\r
+                                               //X_EventDispatcher_toggleAllEvents( this, true );\r
+                                       } else {\r
+                                               X_Audio_rawAudio.src = source;\r
+                                       };\r
+\r
+                                       //this[ '_rawObject' ] = new X_Audio_constructor( X_URL_toAbsolutePath( source ) );\r
+                                       /*!X_Audio_Sprite_needTouchFirst && */ X_Audio_rawAudio.load(); // 要る?\r
                                        X_Audio_rawAudio = null;\r
                                };\r
 \r
-                               //document.body.appendChild( this._rawObject );\r
-\r
-                               this._rawObject.volume   = this._volume;\r
-                               this._rawObject.autoplay = false;\r
-                               option.autoplay && X.Timer.once( 100, this, this.play );\r
-                               \r
-                               this.listenOnce( X.Event.KILL_INSTANCE );\r
+                               this[ 'listenOnce' ]( X_EVENT_KILL_INSTANCE );\r
                        },\r
                        \r
                        handleEvent : function( e ){\r
                                switch( e.type ){\r
 \r
-                                       case X.Event.KILL_INSTANCE :\r
+                                       case X_EVENT_KILL_INSTANCE :\r
                                                break;\r
                                };\r
                        },\r
@@ -188,136 +166,426 @@ if( window.HTMLAudioElement ){
                         * http://uguisu.skr.jp/html/table3.html\r
                         */\r
                        handleEventProxy : function( e ){\r
-                               console.log(e.type);\r
+                               var type, loaded, end, now;\r
+                               \r
+                               X_Audio_HTMLAudioWrapper_badOperaAndroid && alert( e.type );\r
+                               \r
+                               console.log( e.type );\r
                                \r
                                switch( e.type ){\r
                                        case 'loadstart' :      //      ブラウザがコンテンツの検索を開始した場合に発生\r
                                                break;\r
                                        case 'progress' :       //      ブラウザがコンテンツの取得を実行した場合に発生\r
-                                               //console.log( e.loaded + ' ' + e.total * 100 + '%' );\r
-                                               console.log( this._rawObject.buffered.end(0) / this._rawObject.duration * 100 + '%' );\r
+                                               console.log( e.loaded + ' ' + e.total * 100 + '%' );\r
+                                               // iem9 で常に0 this[ '_rawObject' ].networkState;\r
+                                               // opera Android 12 で buffered.end() へのアクセスはエラー try catch も無効、iem9 は常に end(0) = 0\r
+                                               //console.log( 'buffered.end ' + this[ '_rawObject' ].buffered && this[ '_rawObject' ].buffered.end(0) ); \r
+                                               break;\r
+                                       \r
+                                       case 'canplay' :        //      今すぐに再生を再開できるが、バッファリングが不十分でコンテンツを最後まで表示できないと予測している場合に発生\r
+                                               if( X_Audio_HTMLAudioWrapper_durationFix && this._playForDuration === 0 ){\r
+                                                       //console.log( 'DurationFix開始 - ' + this[ '_rawObject' ].duration );\r
+                                                       this._playForDuration = 1;\r
+                                                       this[ '_rawObject' ].play();\r
+                                                       this[ '_rawObject' ].currentTime = this._beginTime / 1000; // 必要!\r
+                                                       return;\r
+                                               };\r
+                                       case 'loadedmetadata' : //      ブラウザがメディアリソースの長さと寸法を判定した場合に発生\r
+                                       case 'loadeddata' :     //      コンテンツの表示を現在の再生位置で初めて行えるようになった場合に発生\r
+                                       case 'canplaythrough' : //      今すぐに再生を開始してもバッファリングで停止することなく最後まで表示できると予測している場合に発生\r
+                                               if( X_Audio_HTMLAudioWrapper_durationFix && this._playForDuration !== 2 ) return;\r
+                                               this.duration = this.duration || this[ '_rawObject' ].duration * 1000;\r
                                                break;\r
+       \r
+                                       case 'stalled' :        //      ブラウザがコンテンツの取得を試みたが、データがまだ用意されていない場合に発生\r
+                                               // Android2 で ready 扱い?\r
                                        case 'suspend' :        //      ブラウザが意図的にコンテンツの取得を現在行っていない場合に発生(ダウンロードは未完了)\r
+                                               // iOS で ready 扱い\r
+                                       case 'emptied' :        //      読み込み中に致命的なエラーが発生したか、実行状態ででload()メソッドが実行された場合に発生\r
                                        case 'abort' :          //      ダウンロードの完了前にコンテンツの取得を停止した場合に発生(この停止はエラーによるものではない)\r
+                                               break;\r
+                                               \r
                                        case 'error' :          //      コンテンツの取得実行中にエラーが発生した場合に発生\r
-                                       case 'emptied' :        //      読み込み中に致命的なエラーが発生したか、実行状態ででload()メソッドが実行された場合に発生\r
-                                       case 'stalled' :        //      ブラウザがコンテンツの取得を試みたが、データがまだ用意されていない場合に発生\r
+                                               type = X_EVENT_ERROR;\r
+                                               break;\r
+                                       \r
+                                       case 'playing' :        //      再生が開始された場合に発生\r
+                                               if( X_Audio_HTMLAudioWrapper_currentTimeFix ){\r
+                                                       this._playTime  = X_Timer_now();\r
+                                               };\r
+                                               type = X_EVENT_MEDIA_PLAYING;\r
                                        case 'play' :           //      再生が開始された。play()メソッドからの復帰後に発生する場合に発生\r
                                        case 'pause' :          //      再生が一時停止された。pauseメソッドからの復帰後に発生する場合に発生\r
-                                       case 'loadedmetadata' : //      ブラウザがメディアリソースの長さと寸法を判定した場合に発生\r
-                                       case 'loadeddata' :     //      コンテンツの表示を現在の再生位置で初めて行えるようになった場合に発生\r
+                                       case 'seeked' :         //      シークがfalseに変化した場合に発生\r
+                                       case 'ratechange' :     // defaultPlaybackRate属性とplaybackRate属性のどちらかが更新された場合に発生\r
+                                       case 'volumechange' :   // volume属性とmuted属性のどちらかが変化した場合に発生\r
+                                               if( this._playForDuration === 1 ) return;\r
+                                               break;\r
+                                               \r
                                        case 'waiting' :        //      次のフレームが利用不可のため再生を停止したが、そのフレームがやがて利用可能になると想定している場合に発生\r
-                                       case 'playing' :        //      再生が開始された場合に発生\r
-                                       case 'canplay' :        //      今すぐに再生を再開できるが、バッファリングが不十分でコンテンツを最後まで表示できないと予測している場合に発生\r
-                                       case 'canplaythrough' : //      今すぐに再生を開始してもバッファリングで停止することなく最後まで表示できると予測している場合に発生\r
+                                               type = X_EVENT_MEDIA_WAITING;\r
                                        case 'seeking' :        //      シークがtrueに変化し、イベントを発生させるのに十分な時間がシーク操作にかかっている場合に発生\r
-                                       case 'seeked' :         //      シークがfalseに変化した場合に発生\r
-                                       case 'timeupdate' :     //      通常の再生が行われ現在の再生位置の変化が起こった場合に発生\r
+                                               type = type || X_EVENT_MEDIA_SEEKING;\r
+                                               if( this._playForDuration === 1 ) return;\r
                                                break;\r
-                                       \r
+                                               \r
                                        case 'ended' :\r
-                                               //!this._closed && this._lastUserAction !== 'stop' && this._loop && this.play();\r
+                                               if( !this._closed && this.loop ){\r
+                                                       if( !( this.proxy[ 'dispatch' ]( X_EVENT_MEDIA_BEFORE_LOOP ) & X_Callback_PREVENT_DEFAULT ) ){\r
+                                                               this.looped = true;\r
+                                                               this.proxy[ 'dispatch' ]( X_EVENT_MEDIA_LOOPED );\r
+                                                               this.play();\r
+                                                       };\r
+                                                       return;\r
+                                               };\r
+                                               type = X_EVENT_MEDIA_ENDED;\r
+                                               this.seekTime = 0;\r
+                                               delete this.playing;\r
                                                break;\r
        \r
-                                       case 'ratechange' :     // defaultPlaybackRate属性とplaybackRate属性のどちらかが更新された場合に発生\r
+                                       case 'timeupdate' :     //      通常の再生が行われ現在の再生位置の変化が起こった場合に発生\r
+                                               if( X_Audio_HTMLAudioWrapper_ieMobile9Fix ){\r
+                                                       if( this._playForDuration === 1 ){\r
+                                                               console.log( 'tu ' + this[ '_rawObject' ].duration );\r
+                                                               if( !this.duration && X_Type_isFinite( this[ '_rawObject' ].duration ) ){\r
+                                                                       this.duration = this.duration || this[ '_rawObject' ].duration * 1000;\r
+                                                                       this._playForDuration = 2;\r
+                                                                       \r
+                                                       //this.proxy[ 'asyncDispatch' ]( 'loadedmetadata' );\r
+                                                       //this.proxy[ 'asyncDispatch' ]( 'loadeddata' );\r
+                                                       //this.proxy[ 'asyncDispatch' ]( 'canplay' );\r
+                                                       //this.proxy[ 'asyncDispatch' ]( 'canplaythrough' );\r
+                                                       loaded = true;\r
+                                                       //console.log( 'durationFix が完了' + this.duration );\r
+                                                       break;\r
+                                                               } else {\r
+                                                                       this[ '_rawObject' ].currentTime = this._beginTime / 1000; // 必要!\r
+                                                                       return;\r
+                                                               };\r
+                                                       } else\r
+                                                       if( this[ '_rawObject' ].currentTime === this._lastCurrentTime ){\r
+                                                               //this.proxy[ 'dispatch' ]( 'seeking' );\r
+                                                               this.proxy[ 'dispatch' ]( X_EVENT_MEDIA_WAITING );\r
+                                                               return;\r
+                                                       };\r
+                                                       this._lastCurrentTime = this[ '_rawObject' ].currentTime;\r
+                                               };\r
+                                               this.duration = this.duration || this[ '_rawObject' ].duration * 1000;\r
+\r
+                                   if( this.playing ){\r
+                                       end = X_AudioWrapper_getEndTime( this );\r
+                                       now = X_Audio_HTMLAudioWrapper_currentTimeFix ? X_Timer_now() - this._playTime + this._beginTime : this[ '_rawObject' ].currentTime * 1000 | 0;\r
+                                       if( 0 + end <= 0 + now ){ // なぜか iem9 で必要,,,\r
+                                               if( this.loop ){\r
+                                                       if( !( this.proxy[ 'dispatch' ]( X_EVENT_MEDIA_BEFORE_LOOP ) & X_Callback_PREVENT_DEFAULT ) ){\r
+                                                               this.looped = true;\r
+                                                               this.proxy[ 'dispatch' ]( X_EVENT_MEDIA_LOOPED );\r
+                                                               this.play();\r
+                                                       };\r
+                                               } else {\r
+                                                       this.pause();\r
+                                                       this.proxy[ 'dispatch' ]( X_EVENT_MEDIA_ENDED );\r
+                                               };\r
+                                               return;\r
+                                       };\r
+                                   } else {\r
+                                       return;\r
+                                   };\r
+                                   type = X_EVENT_MEDIA_PLAYING;\r
+                                               break;\r
+                                               \r
                                        case 'durationchange' : // duration属性が更新された場合に発生\r
-                                       case 'volumechange' :   // volume属性とmuted属性のどちらかが変化した場合に発生\r
+                                               \r
+                                               if( !X_Audio_HTMLAudioWrapper_durationFix ){\r
+                                                       this.duration = this[ '_rawObject' ].duration * 1000;\r
+                                               } else\r
+                                               // Desktop Opera では Infinity, IEM9 では NaN\r
+                                               if( !this.duration && X_Type_isFinite( this[ '_rawObject' ].duration ) ){\r
+                                                       \r
+                                                       //console.log( this[ '_rawObject' ].duration );\r
+                                                       \r
+                                                       this.duration = this[ '_rawObject' ].duration * 1000;\r
+                                                       \r
+                                                       if( this._playForDuration === 0 ) this._playForDuration = 2;\r
+                                                       \r
+                                                       if( this._playForDuration === 1 ){\r
+                                                               this._playForDuration = 2;\r
+                                                               \r
+                                                               console.log( 'Loaded ' + this._loaded );\r
+                                                               \r
+                                                               if( this._loaded ){\r
+                                                                       this[ '_rawObject' ].currentTime = this._beginTime / 1000;\r
+                                                                       console.log( '設定 ' + this._beginTime );\r
+                                                                       return;\r
+                                                               };\r
+                                                               \r
+                                                               /*\r
+                                               this.proxy[ 'asyncDispatch' ]( 'loadedmetadata' );\r
+                                               this.proxy[ 'asyncDispatch' ]( 'loadeddata' );\r
+                                               this.proxy[ 'asyncDispatch' ]( 'canplay' );\r
+                                               this.proxy[ 'asyncDispatch' ]( 'canplaythrough' ); */\r
+                                              \r
+                                               \r
+                                               loaded = true;\r
+                                               console.log( 'durationFix が完了' + this.duration );\r
+                                               \r
+                                               if( this.autoplay ){\r
+                                                                       this[ '_rawObject' ].currentTime = this._beginTime / 1000;      \r
+                                               } else {\r
+                                                       // Opera12.17 WinXP で勝手に再生される不具合\r
+                                                       // これで一応再生は止まる、、、\r
+                                                                       this[ '_rawObject' ].src = '';\r
+                                                                       //this[ '_rawObject' ].load();                                          \r
+                                               };\r
+                                                       };\r
+                                                       \r
+                                               };\r
+                                               break;\r
+                                       \r
+                               };\r
+                               \r
+                               \r
+                               if( !this._loaded && ( loaded || e.type === X_Audio_HTMLAudio_playTrigger || e.type === 'loadeddata' ) ){\r
+                                       this.autoplay && X_Timer_once( 16, this, this.play );\r
+                                       this._loaded = true;\r
+                                       this.proxy[ 'dispatch' ]( X_EVENT_READY );\r
+                                       console.log( 'Loaded! ' + e.type + ' d:' + ( this.duration | 0 ) );\r
+                                       return;\r
                                };\r
-                               //console.log( 'html5 ' + e.type + ' ' + ( this.proxy._listeners && this.proxy._listeners[ e.type ] && this.proxy._listeners[ e.type ].length ) );\r
-                               //e.type === 'canplaythrough' && console.dir( e );\r
-                               this.proxy.dispatch( e );\r
+                               \r
+                               loaded || ( type && this.proxy[ 'dispatch' ]( type ) );\r
                        },\r
                        \r
                        close : function(){\r
-                               // pool, proxy を外す\r
-                               //this.kill();\r
+                               // 【javascript】モバイル向けブラウザでも音を鳴らしたい【WebAudio】\r
+                               // http://ingaouhou.com/archives/3633\r
+                               // ・使い終わったインスタンスはload()しておくとやや安定\r
+                               this.playing && this.pause();\r
+                               delete this._closed;\r
+                               delete this._loaded;\r
+                               \r
+                               this[ '_rawObject' ].src = '';\r
+                               this[ '_rawObject' ].load();\r
                        },\r
                        \r
-                       play : function( position ){\r
+                       play : function(){\r
+                               var begin, end;\r
+                               \r
                                // もし kill 後に autoplayTimer で呼ばれても、_closed==true なので平気\r
-                           if( this._closed ) return;\r
-                           this._lastUserAction = 'play';\r
-                       \r
-                           if( X_UA.Chrome ){ // [CHROME][FIX] volume TODO どの version で 修正される?\r
-                               // [!] delay\r
-                               X.Timer.once( 0, this, this._fixForChrome, [ this._rawObject.volume ] );\r
-                               this._rawObject.volume = 0;\r
-                           };\r
+                               if( this._closed ) return;\r
+                               if( !this._loaded /* && !X_Audio_Sprite_inTouchAction */ ){\r
+                       this.autoplay = true;\r
+                       return;\r
+                               };\r
+\r
+                               if( X_Audio_HTMLAudioWrapper_ieMobile9Fix && this._playForDuration === 0 ){\r
+                                       console.log( 'DurationFix開始 - ' + this[ '_rawObject' ].duration );\r
+                                       this._playForDuration = 1;\r
+                               };\r
+\r
+                               end   = X_AudioWrapper_getEndTime( this );\r
+                               begin = this._beginTime = X_AudioWrapper_getStartTime( this, end, true );\r
+\r
+                   if( X_Audio_HTMLAudioWrapper_shortPlayFix ){\r
+                       begin -= end - begin > 1000 ? 200 : 400;\r
+                       begin  = begin < 0 ? 0 : begin;\r
+                   };\r
+\r
+                               if( !this[ '_rawObject' ].src ){\r
+                                       this._beginTime = begin;\r
+                                       this[ '_rawObject' ].src = this._src;\r
+                                       delete this._playForDuration;\r
+                               };\r
+\r
                            \r
-                           if( !this._rawObject.paused ){\r
-                               this.currentTime( this._startTime );\r
+                           if( !this.playing ){\r
+                                   if( X_UA[ 'Chrome' ] ){ // [CHROME][FIX] volume TODO どの version で 修正される?\r
+                                       // [!] delay\r
+                                       X_Timer_once( 0, this, this._fixForChrome );\r
+                                       this[ '_rawObject' ].volume = 0;\r
+                                   } else {\r
+                                       this[ '_rawObject' ].volume = this.volume;\r
+                                   };\r
+                               this[ '_rawObject' ].play();\r
+                               this.playing = true;\r
                            };\r
-                           this._rawObject.play();\r
-                       },\r
-                       \r
-                       // [CHROME][FIX] volume\r
-                       _fixForChrome : X_UA.Chrome && function( volume ){\r
-                               !this._closed && ( this._rawObject.volume = volume );\r
+                               //http://himaxoff.blog111.fc2.com/blog-entry-97.html\r
+                               //Firefox3.6では一度も play() していない状態で currentTime = 0 を実行するとエラーになる。\r
+                               //また、GoogleChrome7 では currentTime = 0 直後に play() すると、pause()した位置前後の音が混ざることがある。(少なくとも自分の環境では)\r
+                               this[ '_rawObject' ].currentTime = this._lastCurrentTime = begin / 1000;\r
+\r
+                           console.log( '[HTMLAudio] play ' + begin + ' -> ' + end );\r
+                   \r
+                   if( X_Audio_HTMLAudioWrapper_currentTimeFix ){\r
+                       this._beginTime = begin;\r
+                       this._playTime  = X_Timer_now();\r
+                   };\r
+\r
                        },\r
+                               \r
+                               // [CHROME][FIX] volume\r
+                               _fixForChrome : X_UA[ 'Chrome' ] && function(){\r
+                                       !this._closed && ( this[ '_rawObject' ].volume = this.volume );\r
+                               },\r
                        \r
                        pause : function(){\r
-                           if( !this._closed && !this._rawObject.error ){\r
-                               this._lastUserAction = 'pause';\r
-                               this._rawObject.pause();        \r
-                           };\r
-                       },\r
-                       \r
-                       stop : function(){\r
-                           if( !this._closed && !this._rawObject.error ){\r
-                               this._lastUserAction = 'stop';\r
-                               this._rawObject.pause();\r
-                               this.currentTime( this._startTime );\r
-                           };\r
-                       },\r
-                       \r
-                       loop : function( v ){\r
-                           if( v === undefined ) return this._loop;\r
-                           this._rawObject.loop = this._loop = v;\r
+                               if( !this.playing ) return;\r
+                               \r
+                               this.seekTime = this.state().currentTime;\r
+\r
+                               delete this._playTime;\r
+\r
+                       !this[ '_rawObject' ].error && this[ '_rawObject' ].pause();\r
+                       \r
+                       if( X_Audio_HTMLAudioWrapper_durationFix ){\r
+                               this[ '_rawObject' ].src = '';\r
+                               // load();\r
+                       };\r
+                       delete this.playing;\r
                        },\r
        \r
-                       state : function(){\r
-                           var paused = !!this._rawObject.paused,\r
-                               ended  = !!this._rawObject.ended;\r
-                       \r
-                           if( this._lastUserAction === 'stop' ){\r
-                               if( paused ){\r
-                                   paused = false;\r
-                                   ended  = true;\r
-                               };\r
-                           };\r
+                       state : function( obj ){\r
+                               var result;\r
+                               \r
+                               if( obj === undefined ){\r
+                                   return {\r
+                                       startTime     : this.startTime,\r
+                                       endTime       : this.endTime < 0 ? this.duration : this.endTime,\r
+                                       loopStartTime : this.loopStartTime < 0 ? this.startTime : this.loopStartTime,\r
+                                       loopEndTime   : this.loopEndTime < 0 ? ( this.endTime || this.duration ) : this.loopEndTime,\r
+                                       \r
+                                       loop          : this.loop,\r
+                                       looped        : this.looped,\r
+                                       volume        : this.volume,\r
+                                       playing       : this.playing, // && !this[ '_rawObject' ].error && !this[ '_rawObject' ].paused && !this[ '_rawObject' ].ended,                         \r
+                                       duration      : this.duration,\r
+                                       \r
+                                       currentTime   :\r
+                                               this.playing ?\r
+                                                       ( X_Audio_HTMLAudioWrapper_currentTimeFix ?\r
+                                                               X_Timer_now() - this._playTime + this._beginTime :\r
+                                                               this[ '_rawObject' ].currentTime * 1000 | 0 ) :\r
+                                                       this.seekTime,\r
+                                       /*\r
+       http://www.w3schools.com/tags/av_prop_error.asp\r
+       1 = MEDIA_ERR_ABORTED - fetching process aborted by user\r
+    2 = MEDIA_ERR_NETWORK - error occurred when downloading\r
+    3 = MEDIA_ERR_DECODE - error occurred when decoding\r
+    4 = MEDIA_ERR_SRC_NOT_SUPPORTED - audio/video not supported\r
+    */\r
+                                       error         : this[ '_rawObject' ].error || 0   // 0, 1 ~ 4 \r
+                                   };                                  \r
+                               };\r
                        \r
-                           return {\r
-                               loop     : this._rawObject.loop,\r
-                               error    : this._rawObject.error    || 0,   // 0, 1 ~ 4\r
-                               paused   : paused,\r
-                               ended    : ended,\r
-                               source   : this._rawObject.src      || '',\r
-                               duration : this._rawObject.duration || 0\r
-                           };\r
-                       },\r
-       \r
-                       volume : function( v ){\r
-                           if( v === undefined ) return this.audio.volume;\r
-                           this._rawObject.volume = v;\r
-                       },\r
-       \r
-                       startTime : function( time ){\r
-                           if( time === undefined ) return this._startTime;\r
-                           this._startTime = time;\r
-                       },\r
-       \r
-                       currentTime : function( time ){\r
-                           if( time === undefined ) return this._rawObject.currentTime;\r
-                           this._rawObject.currentTime = time;\r
-                       },\r
-       \r
-                       isPlaying : function(){\r
-                           return !this._rawObject.error && !this._rawObject.paused && !this._rawObject.ended;\r
+                               result = X_AudioWrapper_updateStates( this, obj );\r
+                           \r
+                               if( result & 2 ){ // seek\r
+                       this.play();\r
+                               //} else\r
+                               //if( result & 1 ){\r
+                                       //if( X_Audio_HTMLAudioWrapper_currentTimeFix ){\r
+                                       //      this.play();                                            \r
+                                       //};\r
+\r
+                               } else\r
+                               if( result & 4 ){\r
+                      this[ '_rawObject' ].volume = this.volume;\r
+                               };\r
+                           \r
                        }\r
        \r
                }\r
        );\r
        \r
+       X_Audio_BACKENDS.push(\r
+               {\r
+                       backendName : 'HTML Audio',\r
+               /*\r
+                * HTML5 の audio 要素と video 要素でサポートされているメディアフォーマット\r
+                * https://developer.mozilla.org/ja/docs/Web/HTML/Supported_media_formats\r
+                * \r
+                * 主要ブラウザのHTML5 audioタグで使えるファイル形式の再生対応状況を調べてみた\r
+                * http://sothis.blog.so-net.ne.jp/2010-10-27\r
+                * ダメ元で仕様に含まれていない SHOUTcast もテストしてみました。\r
+                * \r
+                * IE9 の HTML5 Audio について\r
+                * http://kentablog.cluscore.com/2011/05/ie9-html5-audio.html\r
+                * 1.Audioオブジェクトを作ることができないので、Audioタグを使う\r
+                * 2.クロスドメインアクセスには、「clientaccesspolicy.xml」か「crossdomain.xml」が必要\r
+                * 3.wav が不可\r
+                * \r
+                * IE9でHTML5 autio タグが無効になる\r
+                * http://bbs.wankuma.com/index.cgi?mode=al2&namber=64886&KLOG=109\r
+                *  IEのバージョン9.0.8112.16421では、Audioオブジェクトのnewも対応してました。\r
+                *  createElement等で動的生成すると、よろしくない\r
+                * \r
+                * media-can-play-wav-audio.html\r
+                * https://github.com/adobe/webkit/blob/master/LayoutTests/media/media-can-play-wav-audio.html\r
+                * testExpected("audio.canPlayType('audio/wav; codecs=1')", "probably");\r
+                * \r
+                * HTML5 audioタグ ブラウザ間の違い\r
+                * http://wiki.bit-hive.com/tomizoo/pg/HTML5%20audio%A5%BF%A5%B0%20%A5%D6%A5%E9%A5%A6%A5%B6%B4%D6%A4%CE%B0%E3%A4%A4\r
+                *  - volume, muted iPhone(iOS4-6)、Android(2.3.6)では動作せず。\r
+                *  - FireFox3.6, Android 2.3.6については、src変更後、load()を呼び出さないと切り替わらなかった。iPhoneはload()が不要。\r
+                */     \r
+                       detect : function( proxy, source, ext ){\r
+                               /*\r
+                               var ok, mineType = 'audio/' + ext;\r
+                               switch( ext ){\r
+                                       case 'mp3' :\r
+                                               ok = X_UA[ 'IE' ] || X_UA[ 'Chrome' ] || ( X_UA[ 'Windows' ]  && X_UA[ 'Safari' ]  );\r
+                                               mineType = 'audio/mpeg';\r
+                                               //if( X_UA[ 'Android' ] && X_UA[ 'Gecko' ] ) mineType = '';\r
+                                               break;\r
+                                       case 'ogg' :\r
+                                               ok = 15 <= X_UA[ 'Gecko' ] || X_UA[ 'Chrome' ] || X_UA[ 'Opera' ] ;\r
+                                               if( X_UA[ 'AndroidBrowser' ] ) mineType = '';\r
+                                               break;\r
+                                       case 'm4a' :\r
+                                               ok = X_UA[ 'IE' ] || X_UA[ 'WebKit' ];\r
+                                               mineType = 'audio/mp4';\r
+                                               break;\r
+                                       case 'webm' :\r
+                                               ok = 2 <= X_UA[ 'Gecko' ] || 10.6 <= X_UA[ 'Opera' ] ; // firefox4+(Gecko2+)\r
+                                               break;\r
+                                       case 'wav' :\r
+                                               ok = X_UA[ 'Gecko' ] || X_UA[ 'Opera' ] || ( X_UA[ 'Windows' ]  && X_UA[ 'Safari' ]  );\r
+                                               //mineType = 'audio/wav'; // audio/x-wav ?\r
+                                               break;\r
+                                       default :\r
+                                               mineType = '';\r
+                               };\r
+                               \r
+                               if( !ok && mineType ){\r
+                                       if( !X_Audio_rawAudio ) X_Audio_rawAudio = new Audio;\r
+                                       ok = X_Audio_rawAudio.canPlayType( mineType );\r
+                                       //console.log( 'HTML Audio ' + ok + ' ext:' + ext );\r
+                               };\r
+                               console.log( 'HTML Audio ' + ok + ' ext:' + ext );\r
+                               */\r
+                               \r
+                               proxy[ 'asyncDispatch' ]( { type : X_EVENT_COMPLETE, canPlay : X_Audio_codecs[ ext ] } );\r
+                       },\r
+                       \r
+                       klass : X_Audio_HTMLAudioWrapper\r
+                       \r
+               } );\r
+\r
+/*\r
+ * \r
+ * howler.js\r
+ *     codecs = {\r
+      mp3: !!audioTest.canPlayType('audio/mpeg;').replace(/^no$/, ''),\r
+      opus: !!audioTest.canPlayType('audio/ogg; codecs="opus"').replace(/^no$/, ''),\r
+      ogg: !!audioTest.canPlayType('audio/ogg; codecs="vorbis"').replace(/^no$/, ''),\r
+      wav: !!audioTest.canPlayType('audio/wav; codecs="1"').replace(/^no$/, ''),\r
+      aac: !!audioTest.canPlayType('audio/aac;').replace(/^no$/, ''),\r
+      m4a: !!(audioTest.canPlayType('audio/x-m4a;') || audioTest.canPlayType('audio/m4a;') || audioTest.canPlayType('audio/aac;')).replace(/^no$/, ''),\r
+      mp4: !!(audioTest.canPlayType('audio/x-mp4;') || audioTest.canPlayType('audio/mp4;') || audioTest.canPlayType('audio/aac;')).replace(/^no$/, ''),\r
+      weba: !!audioTest.canPlayType('audio/webm; codecs="vorbis"').replace(/^no$/, '')\r
+    };\r
+ */\r
+       \r
 };\r
 \r
 \r