forked from: Amen Break PNG

by civet 15 Aug 2011

• Forked from yonatan's Amen Break PNG
• Diff: 22
• Related works: 2

Talk

yonatan at 15 Aug 2011 11:10
thanks!
civet at 15 Aug 2011 12:13
if you only want to loop this sound, using Natvie API may be simpler.
Embed

/**
 * Copyright civet ( http://wonderfl.net/user/civet )
 * MIT License ( http://www.opensource.org/licenses/mit-license.php )
 * Downloaded from: http://wonderfl.net/c/oh3D
 */

// forked from yonatan's Amen Break PNG
package {
    import flash.display.*;
    import flash.events.*;
    import flash.media.*;
    import flash.net.*;
    import flash.system.*;
    import org.si.utils.ByteArrayExt;
    import org.si.sion.*;

    public class AmenBreak extends Sprite {
        private var _samples:Vector.<Number> = new Vector.<Number>;
        private var _driver:SiONDriver = new SiONDriver();

        public function AmenBreak() {
            var url:String = "http://assets.wonderfl.net/images/related_images/3/39/39a4/39a4a6ce8a3e260ce6a141f9aa2c8fa894b0f80a";
            var loader:Loader = new Loader;
            loader.contentLoaderInfo.addEventListener(Event.COMPLETE, onLoad);
            loader.load(new URLRequest(url), new LoaderContext(true));
        }

        private function onLoad(e:Event):void {
            var bae:ByteArrayExt = new ByteArrayExt;
            bae.fromBitmapData(Bitmap(e.target.content).bitmapData);
            bae.endian="littleEndian";
            for(var cnt:Number = bae.length/2; cnt; cnt--) {
                _samples.push(bae.readShort() / 0x8000);
            }
            
            //SiON way (* it works, but maybe I misused *)
            //_driver.setSamplerWave(12, _samples);            
            //_driver.play(_driver.compile("%10 [o1c1]4"));
            
            //Native way
            var sound:Sound = new Sound();
            sound.addEventListener(SampleDataEvent.SAMPLE_DATA, onSampleData);
            sound.play();
        }
        
        private var p:int = 0;
        private function onSampleData(event:SampleDataEvent):void
        {
            var len:int = _samples.length;
            var i:int = 8192
            while(i-- > 0) {
                if(++p > len-1) p = 0;
                event.data.writeFloat(_samples[p]);
            }
        }
    }
}