forked from: forked from: FP10.1用 マイク録音&再生

マウスダウンの間に録音、放すと再生

by river9116wonf 12 Oct 2011

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/**
 * Copyright river9116wonf ( http://wonderfl.net/user/river9116wonf )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/4WQc
 */

// forked from angerfish's forked from: FP10.1用 マイク録音&再生
// forked from keno42's FP10.1用 マイク録音&再生
// マウスダウンの間に録音、放すと再生
package  
{
    import flash.display.DisplayObject;
    import flash.display.DisplayObjectContainer;
    import flash.display.Graphics;
    import flash.display.Sprite;
    import flash.events.Event;
    import flash.events.MouseEvent;
    import flash.events.SampleDataEvent;
    import flash.media.Microphone;
    import flash.media.Sound;
    import flash.media.SoundChannel;
    import flash.text.TextField;
    import flash.utils.ByteArray;
    public class VoiceChat extends Sprite
    {
        private var recording:Sprite = new Sprite();
        private const recordR:Number = 100; // 半径
        private const recordW:Number = 40; // ボリュームに応じた揺れ幅
        private var mic:Microphone;
        public function VoiceChat() 
        {
            addChild(recording);
            mic = Microphone.getMicrophone();
            mic.rate = 44;
            stage.addEventListener(MouseEvent.MOUSE_DOWN, onDown);
            stage.addEventListener(MouseEvent.MOUSE_UP, onUp);
        }
        private function onDown(e:MouseEvent):void {
            recording.x = e.localX;
            recording.y = e.localY;
            myVoice = new ByteArray();
            mic.addEventListener(SampleDataEvent.SAMPLE_DATA, onRecord);
        }
        private function onUp(e:MouseEvent):void {
            recording.graphics.clear();
            mic.removeEventListener(SampleDataEvent.SAMPLE_DATA, onRecord);
            myVoice.position = 0;
            var sound:Sound = new Sound();
            sound.addEventListener(SampleDataEvent.SAMPLE_DATA, onPlay);
            sound.play();
        }
        private var myVoice:ByteArray = new ByteArray();
        private function onRecord(e:SampleDataEvent):void {
            myVoice.writeBytes(e.data);
            e.data.position = 0;
            recording.graphics.clear();
            recording.graphics.lineStyle(0);
            var fr:Number = recordR + recordW * e.data.readFloat();
            var fa:Number = Math.PI / 128;
            recording.graphics.moveTo( fr * Math.cos(fa), fr * Math.sin(fa) );
            for ( var i:int = 2; i < 256; i += 2 ) {
                var r:Number = recordR + recordW * e.data.readFloat();
                var a:Number = i * Math.PI / 128;
                recording.graphics.lineTo( r * Math.cos(a), r * Math.sin(a) );
            }
            recording.graphics.lineTo( fr * Math.cos(fa), fr * Math.sin(fa) );
        }
        private function onPlay(e:SampleDataEvent):void {
            for ( var i:int = 0; i < 8192; i++ ) {
                var temp:Number = ( myVoice.bytesAvailable > 0)?myVoice.readFloat():0.0;
                e.data.writeFloat(temp);
                e.data.writeFloat(temp);
            }
        }
    }
    
}