\r
-X.Audio = {\r
- HTML5 : 1,\r
- Flash : 2,\r
- Silverlight : 3,\r
- Unity : 4,\r
- WMP : 5,\r
- RealPlayer : 6,\r
- QuickTime : 7,\r
- \r
- create : function( sourceList, opt_option ){\r
- return new X_AudioProxy( X.Type.isArray( sourceList ) ? X_Object_cloneArray( sourceList ) : [ sourceList ], opt_option || {} );\r
- }\r
-};\r
-\r
-var X_Audio_BACKENDS = [];\r
-\r
/*\r
- * TODO preplayerror play してみたら error が出た、backend の変更。\r
+ WebAudio : 1,\r
+ HTML5 : 2,\r
+ Flash : 3,\r
+ Silverlight : 4,\r
+ Unity : 5,\r
+ WMP : 6,\r
+ RealPlayer : 7,\r
+ QuickTime : 8,\r
*/\r
\r
-function X_Audio_detectBackend( proxy, sourceList, option ){\r
- var source = sourceList.shift() || '', \r
- parts = source.split( '?' )[ 0 ].split( '#' )[ 0 ].split( '.' ),\r
- ext = parts[ parts.length - 1 ],\r
- backend, ext, sup;\r
- \r
- if( source && X_Audio_BACKENDS.length ){\r
- sup = [ proxy, option, sourceList, source, ext ];\r
- sup[ 5 ] = sup;\r
- X_Audio_BACKENDS[ 0 ]\r
- .detect( source, ext )\r
- .listenOnce( [ 'support', 'nosupport' ], X_Audio_detectComplete, sup );\r
- } else {\r
- proxy.asyncDispatch( 0, 'nobackend' );\r
- };\r
-};\r
+var X_Audio_BACKENDS = [], // Array.<Hash>\r
+ X_Audio_WRAPPER_LIST = []; // Array.<AudioWrapper>\r
\r
-function X_Audio_detectComplete( e, proxy, option, sourceList, source, ext, sup ){\r
- var i = X_Audio_BACKENDS.indexOf( this ), backend;\r
- \r
- this.unlisten( [ 'support', 'nosupport' ], X_Audio_detectComplete, sup );\r
- \r
- switch( e.type ){\r
- case 'support' :\r
- proxy._backend = i;\r
- proxy.asyncDispatch( 0, { type : 'backendfound', option : option, source : source } );\r
- break;\r
- case 'nosupport' :\r
- if( backend = X_Audio_BACKENDS[ i + 1 ] ){\r
- backend.detect( source, ext ).listen( [ 'support', 'nosupport' ], X_Audio_detectComplete, sup );\r
- } else\r
- if( sourceList.length ){\r
- X_Audio_detectBackend( proxy, sourceList, option );\r
- } else {\r
- proxy.asyncDispatch( 0, 'nobackend' );\r
- };\r
- break;\r
+function X_Audio_getAudioWrapper( proxy ){\r
+ var i = X_Audio_WRAPPER_LIST.length;\r
+ for( ; i; ){\r
+ if( X_Audio_WRAPPER_LIST[ --i ].proxy === proxy ) return X_Audio_WRAPPER_LIST[ i ];\r
};\r
};\r
\r
+/*\r
+ * X_Event.BACKEND_READY\r
+ * X_Event.BACKEND_NONE\r
+ * \r
+ * X_Event.READY 再生可能、実際の状態は canplay から loadeddata まで様々、、、\r
+ * X_Event.ERROR\r
+ * 1 : ユーザーによってメディアの取得が中断された\r
+ * 2 : ネットワークエラー\r
+ * 3 : メディアのデコードエラー\r
+ * 4 : メディアがサポートされていない\r
+ * \r
+ * X_Event.MEDIA_PLAYING 再生中に1秒以下のタイミングで発生．currentTime が取れる?\r
+ * X_Event.MEDIA_LOOP ループ直前に発生、ｷｬﾝｾﾙ可能\r
+ * X_Event.MEDIA_LOOPED ループ時に発生\r
+ * X_Event.MEDIA_ENDED 再生位置の(音声の)最後についた\r
+ * X_Event.MEDIA_PAUSED ポーズした\r
+ * X_Event.MEDIA_WAITING 再生中に音声が待機状態に。間もなく X_Event.MEDIA_PLAYING に移行。\r
+ * X_Event.MEDIA_SEEKING シーク中に音声が待機状態に。間もなく X_Event.MEDIA_PLAYING に移行。\r
+ */\r
\r
-var X_AudioProxy = X.EventDispatcher.inherits(\r
- 'X.AV.AudioProxy',\r
+X.Audio = X.EventDispatcher.inherits(\r
+ 'X.Audio',\r
X.Class.POOL_OBJECT,\r
{\r
source : '',\r
backendName : '',\r
_backend : -1,\r
\r
- Constructor : function( sourceList, option ){\r
- X_Audio_detectBackend( this, sourceList, option );\r
- this.listenOnce( [ 'backendfound', 'nobackend', X.Event.KILL_INSTANCE ], X_AudioProxy_handleEvent );\r
+ Constructor : function( sourceList, opt_option ){\r
+ X_Audio_startDetectionBackend(\r
+ X_Audio_BACKENDS[ 0 ], this,\r
+ X_Type_isArray( sourceList ) ? X_Object_cloneArray( sourceList ) : [ sourceList ],\r
+ opt_option || {} );\r
+ this.listenOnce( [ X_Event.BACKEND_READY, X_Event.BACKEND_NONE, X_Event.KILL_INSTANCE ], X_Audio_handleEvent );\r
},\r
\r
- close : function(){\r
- return this._backend !== -1 && X_Audio_BACKENDS[ this._backend ].close.call( this );\r
+ play : function( startTime, endTime, loop, loopStartTime, loopEndTime ){\r
+ var state, duration;\r
+ if( 0 <= startTime ){\r
+ this.state( {\r
+ currentTime : startTime,\r
+ startTime : startTime,\r
+ endTime : endTime,\r
+ loop : loop,\r
+ loopStartTime : loopStartTime,\r
+ loopEndTime : loopEndTime\r
+ } );\r
+ };\r
+ this._backend !== -1 && X_Audio_getAudioWrapper( this ).play();\r
+ return this;\r
},\r
\r
- play : function( position ){\r
- //console.log( 'proxy play ' + this._backend );\r
- return this._backend !== -1 && X_Audio_BACKENDS[ this._backend ].play.call( this, position );\r
+ seek : function( seekTime ){\r
+ var state = this.state(),\r
+ end = X_AudioWrapper_getEndTime( X_Audio_getAudioWrapper( this ) );\r
+ if( seekTime < end ){\r
+ this.state( { currentTime : seekTime } );\r
+ };\r
+ return this;\r
},\r
\r
pause : function(){\r
- return this._backend !== -1 && X_Audio_BACKENDS[ this._backend ].pause.call( this );\r
+ this.state().playing && X_Audio_getAudioWrapper( this ).pause();\r
+ return this;\r
},\r
\r
- stop : function(){\r
- return this._backend !== -1 && X_Audio_BACKENDS[ this._backend ].stop.call( this );\r
- },\r
+ state : function( obj ){\r
+ var backend = this._backend !== -1 && X_Audio_getAudioWrapper( this );\r
+\r
+ if( obj === undefined ){\r
+ return backend ?\r
+ backend.state() :\r
+ {\r
+ startTime : -1,\r
+ endTime : -1,\r
+ loopStartTime : -1,\r
+ loopEndTime : -1,\r
+ currentTime : -1,\r
+ loop : false,\r
+ looded : false,\r
+ error : false,\r
+ playing : false,\r
+ \r
+ source : this.source || '',\r
+ duration : 0\r
+ };\r
+ };\r
+ backend && backend.state( obj );\r
+ return this;\r
+ }, \r
\r
loop : function( v ){\r
- return this._backend !== -1 && X_Audio_BACKENDS[ this._backend ].loop.call( this, v );\r
- },\r
-\r
- state : function(){\r
- return this._backend !== -1 && X_Audio_BACKENDS[ this._backend ].state.call( this );\r
+ var backend = this._backend !== -1 && X_Audio_getAudioWrapper( this );\r
+ if( v === undefined ){\r
+ return backend && backend.state().loop;\r
+ };\r
+ backend && backend.state( { loop : v } );\r
+ return this;\r
},\r
\r
volume : function( v ){\r
- return this._backend !== -1 && X_Audio_BACKENDS[ this._backend ].volume.call( this, v );\r
- },\r
-\r
- startTime : function( time ){\r
- return this._backend !== -1 && X_Audio_BACKENDS[ this._backend ].startTime.call( this, time );\r
+ var backend = this._backend !== -1 && X_Audio_getAudioWrapper( this );\r
+ if( v === undefined ){\r
+ return backend && backend.state().volume;\r
+ };\r
+ backend && backend.state( { volume : v } );\r
+ return this;\r
},\r
\r
- currentTime : function( time ){\r
- return this._backend !== -1 && X_Audio_BACKENDS[ this._backend ].currentTime.call( this, time );\r
+ currentTime : function( v ){\r
+ var backend = this._backend !== -1 && X_Audio_getAudioWrapper( this );\r
+ if( v === undefined ){\r
+ return backend && backend.state().currentTime;\r
+ };\r
+ backend && backend.state( { currentTime : v } );\r
+ return this;\r
},\r
\r
isPlaying : function(){\r
- return this._backend !== -1 && X_Audio_BACKENDS[ this._backend ].isPlaying.call( this );\r
+ return this._backend !== -1 && X_Audio_getAudioWrapper( this ).state().playing;\r
}\r
\r
}\r
);\r
\r
-function X_AudioProxy_handleEvent( e ){\r
+function X_Audio_handleEvent( e ){\r
switch( e.type ){\r
- case 'backendfound' :\r
- this.unlisten( 'nobackend', X_AudioProxy_handleEvent );\r
+ case X_Event.BACKEND_READY :\r
+ this.unlisten( X_Event.BACKEND_NONE, X_Audio_handleEvent );\r
this.source = e.source;\r
this.backendName = X_Audio_BACKENDS[ this._backend ].backendName;\r
- X_Audio_BACKENDS[ this._backend ].register( this, e.source, e.option );\r
+ X_Audio_WRAPPER_LIST.push(\r
+ new X_Audio_BACKENDS[ this._backend ]\r
+ .klass( this, e.source, e.option ) );\r
break;\r
\r
- case 'nobackend' :\r
+ case X_Event.BACKEND_NONE :\r
this.kill();\r
break;\r
\r
- case X.Event.KILL_INSTANCE :\r
- this.close();\r
+ case X_Event.KILL_INSTANCE :\r
+ this._backend !== -1 && X_Audio_getAudioWrapper( this ).close();\r
+ break;\r
+ };\r
+};\r
+\r
+\r
+/*\r
+ * TODO preplayerror play してみたら error が出た、backend の変更。\r
+ */\r
+\r
+function X_Audio_startDetectionBackend( backend, proxy, sourceList, option ){\r
+ var source = sourceList[ 0 ] || '', \r
+ ext = X_URL_getEXT( source ),\r
+ sup;\r
+ \r
+ if( source && backend ){\r
+ sup = [ proxy, sourceList, option, source, ext ];\r
+ sup[ 5 ] = sup;\r
+ \r
+ proxy.listenOnce( X_Event.COMPLETE, backend, X_Audio_onEndedDetection, sup );\r
+ backend.detect( proxy, source, ext );\r
+ } else {\r
+ proxy.asyncDispatch( X_Event.BACKEND_NONE );\r
+ };\r
+};\r
+\r
+function X_Audio_onEndedDetection( e, proxy, sourceList, option, source, ext, sup ){\r
+ var i = X_Audio_BACKENDS.indexOf( this ), backend;\r
+ \r
+ if( e.canPlay ){\r
+ proxy._backend = i;\r
+ proxy.asyncDispatch( {\r
+ type : X_Event.BACKEND_READY,\r
+ option : option,\r
+ source : source,\r
+ backendName : this.backendName\r
+ } ); \r
+ } else {\r
+ console.log( 'No ' + source + ' ' + this.backendName );\r
+ if( sup[ 3 ] = source = sourceList[ sourceList.indexOf( source ) + 1 ] ){\r
+ sup[ 4 ] = ext = X_URL_getEXT( source );\r
+ proxy.listenOnce( X_Event.COMPLETE, this, X_Audio_onEndedDetection, sup );\r
+ this.detect( proxy, source, ext );\r
+ } else\r
+ if( backend = X_Audio_BACKENDS[ i + 1 ] ){\r
+ X_Audio_startDetectionBackend( backend, proxy, sourceList, option );\r
+ } else {\r
+ proxy.asyncDispatch( X_Event.BACKEND_NONE );\r
+ }; \r
+ };\r
+};\r
+\r
+\r
+\r
+function X_AudioWrapper_updateStates( audioWrapper, obj ){\r
+ var playing = audioWrapper.playing,\r
+ k, v,\r
+ end = 0, seek = 0, volume = 0;\r
+ \r
+ for( k in obj ){\r
+ v = obj[ k ];\r
+ switch( k ){\r
+ case 'currentTime' :\r
+ v = X_AudioWrapper_timeStringToNumber( v );\r
+ if( X_Type_isNumber( v ) ){\r
+ if( playing ){\r
+ if( audioWrapper.state().currentTime !== v ){\r
+ audioWrapper.seekTime = v;\r
+ seek = 2;\r
+ };\r
+ } else {\r
+ audioWrapper.seekTime = v;\r
+ };\r
+ } else {\r
+ continue;\r
+ };\r
+ break;\r
+ \r
+ case 'startTime' :\r
+ case 'endTime' :\r
+ case 'loopStartTime' :\r
+ case 'loopEndTime' :\r
+ v = X_AudioWrapper_timeStringToNumber( v );\r
+ console.log( k + ' ' + v );\r
+ if( v || v === 0 ){\r
+ if( audioWrapper[ k ] !== v ){\r
+ audioWrapper[ k ] = v;\r
+ \r
+ // 再生中の endTime の変更\r
+ if( playing && ( k === 'endTime' || k === 'loopEndTime' ) ) end = 1; \r
+ };\r
+ } else {\r
+ delete audioWrapper[ k ];\r
+ if( playing && ( k === 'endTime' || k === 'loopEndTime' ) ) end = 1;\r
+ };\r
+ break;\r
+\r
+ case 'looped' :\r
+ if( playing ) seek = 2;\r
+ case 'loop' :\r
+ case 'autoplay' :\r
+ if( X_Type_isBoolean( v ) && audioWrapper[ k ] !== v ){\r
+ audioWrapper[ k ] = v;\r
+ };\r
+ break;\r
+\r
+ case 'volume' :\r
+ if( X_Type_isNumber( v ) ){\r
+ v = v < 0 ? 0 : 1 < v ? 1 : v;\r
+ if( audioWrapper[ k ] !== v ){\r
+ audioWrapper[ k ] = v;\r
+ // if playing -> update\r
+ if( playing ) volume = 4;\r
+ };\r
+ };\r
+ break;\r
+ };\r
+ };\r
+ \r
+ if( audioWrapper.endTime < audioWrapper.startTime ||\r
+ ( audioWrapper.loopEndTime < 0 ? audioWrapper.endTime : audioWrapper.loopEndTime ) < ( audioWrapper.loopStartTime < 0 ? audioWrapper.startTime : audioWrapper.loopStartTime ) ||\r
+ X_AudioWrapper_getEndTime( audioWrapper ) < audioWrapper.seekTime// ||\r
+ //audioWrapper.duration < audioWrapper.endTime\r
+ ){\r
+ console.log( 'error @updateStateObject() begin:' + audioWrapper.startTime + ' end:' + audioWrapper.endTime + ' d:' + audioWrapper.duration + ' ls:' + audioWrapper.loopStartTime );\r
+ return 0;\r
+ };\r
+ \r
+ return end + seek + volume;\r
+};\r
+\r
+function X_AudioWrapper_timeStringToNumber( time ){\r
+ var ary, ms, s = 0, m = 0, h = 0;\r
+ if( X_Type_isNumber( time ) ) return time;\r
+ if( !X_Type_isString( time ) || !time.length ) return;\r
+\r
+ ary = time.split( '.' );\r
+ ms = parseInt( ( ary[ 1 ] + '000' ).substr( 0, 3 ) ) || 0;\r
+ \r
+ ary = ary[ 0 ].split( ':' );\r
+ if( 3 < ary.length ) return;\r
+ \r
+ switch( ary.length ){\r
+ case 0 :\r
+ break;\r
+ case 1 :\r
+ s = parseInt( ary[ 0 ] ) || 0;\r
+ break;\r
+ case 2 :\r
+ m = parseInt( ary[ 0 ] ) || 0;\r
+ s = parseInt( ary[ 1 ] ) || 0;\r
+ if( 60 <= s ) alert( 'invalid time string ' + time );\r
break;\r
+ case 3 :\r
+ h = parseInt( ary[ 0 ] ) || 0;\r
+ m = parseInt( ary[ 1 ] ) || 0;\r
+ s = parseInt( ary[ 2 ] ) || 0;\r
+ if( 60 <= s ) alert( 'invalid time string ' + time );\r
+ if( 60 <= m ) alert( 'invalid time string ' + time );\r
+ break;\r
+ default :\r
+ alert( 'invalid time string ' + time );\r
+ };\r
+ ms = ( h * 3600 + m * 60 + s ) * 1000 + ms;\r
+ return ms < 0 ? 0 : ms;\r
+};\r
+\r
+function X_AudioWrapper_getStartTime( audioWrapper, endTime, delSeekTime ){\r
+ var seek = audioWrapper.seekTime;\r
+ if( delSeekTime ) delete audioWrapper.seekTime;\r
+ \r
+ if( 0 <= seek ){\r
+ if( audioWrapper.duration <= seek || endTime < seek ) return 0;\r
+ return seek;\r
+ };\r
+ \r
+ if( audioWrapper.looped && 0 <= audioWrapper.loopStartTime ){\r
+ if( audioWrapper.duration <= audioWrapper.loopStartTime || endTime < audioWrapper.loopStartTime ) return 0;\r
+ return audioWrapper.loopStartTime;\r
};\r
+ \r
+ if( audioWrapper.startTime < 0 || audioWrapper.duration <= audioWrapper.startTime ) return 0;\r
+ return audioWrapper.startTime;\r
};\r
\r
+function X_AudioWrapper_getEndTime( audioWrapper ){\r
+ var duration = audioWrapper.duration;\r
+ \r
+ if( audioWrapper.looped && 0 <= audioWrapper.loopEndTime ){\r
+ if( duration <= audioWrapper.loopEndTime ) return duration;\r
+ return audioWrapper.loopEndTime;\r
+ };\r
+ \r
+ if( audioWrapper.endTime < 0 || duration <= audioWrapper.endTime ) return duration;\r
+ return audioWrapper.endTime;\r
+};\r
\r
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