FLAR Torch

2014/5/4 AR, FLARToolKit

source code

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/**
 * FLARToolKit basic Sample
 * 
 * Copyright (c) tarotarorg
 * 
 * This work complements FLARToolkit, developed by Saqoosha as part of the Libspark project.
 *     http:
 * FLARToolKit is Copyright (C)2008 Saqoosha,
 * and is ported from NyARToolKit, which is ported from ARToolKit.
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 package org.tarotaro.flash.ar
{
 
    import flash.display.Bitmap;
    import flash.display.BitmapData;
    import flash.display.GradientType;
    import flash.display.PixelSnapping;
    import flash.display.Shape;
    import flash.display.Sprite;
    import flash.events.Event;
    import flash.geom.Matrix;
    import flash.media.Camera;
    import flash.media.Video;
    import flash.utils.ByteArray;
    import jp.nyatla.nyartoolkit.as3.core.types.NyARDoublePoint2d;
    import org.libspark.flartoolkit.core.FLARCode;
    import org.libspark.flartoolkit.core.param.FLARParam;
    import org.libspark.flartoolkit.core.raster.rgb.FLARRgbRaster_BitmapData;
    import org.libspark.flartoolkit.core.transmat.FLARTransMatResult;
    import org.libspark.flartoolkit.detector.FLARSingleMarkerDetector;
 
 
    public class FLARemilla extends Sprite
    {
 
        private var _raster:FLARRgbRaster_BitmapData;
        private var _detector:FLARSingleMarkerDetector;
        private var _video:Video;
        private var _capture:Bitmap;
 
        private var _resultMat:FLARTransMatResult;
 
        private var remilla:Shape = new Shape();
        private static const REMILLA_SIZE:int = 300;
 
 
        [Embed(source = "assets/tarotarorg32-100.pat", mimeType = "application/octet-stream")]
        private var CodeData:Class;
        public function FLARemilla() 
        {
 
 
            var webcam:Camera = Camera.getCamera();
            if (!webcam) throw new Error('No webcam!!!!');
            webcam.setMode(320, 240, 30);
            _video = new Video(320, 240);
            _video.attachCamera(webcam);
 
 
            var codeFile:ByteArray = new CodeData() as ByteArray;
            var code:FLARCode = new FLARCode(32,32,100,100);
            code.loadARPatt(codeFile.readMultiByte(codeFile.length, "shift-jis"));
 
 
            _capture = new Bitmap(new BitmapData(320, 240, false, 0), 
                                  PixelSnapping.AUTO, true);
            _capture.cacheAsBitmap = true;
            _capture.width = 640;_capture.height = 480;
            _raster = new FLARRgbRaster_BitmapData(_capture.bitmapData);
            var base:Sprite = addChild(new Sprite()) as Sprite;
            base.addChild(_capture);
 
 
            var param:FLARParam = new FLARParam();
            param.changeScreenSize(320, 240);
 
 
            _resultMat = new FLARTransMatResult();
 
 
            _detector = new FLARSingleMarkerDetector(param, code, 80);
            _detector.setContinueMode(true);
 
            base.cacheAsBitmap = true;
            remilla.cacheAsBitmap = true;
            addChild(remilla);
            base.mask = remilla;
 
            addEventListener(Event.ENTER_FRAME, _onEnterFrame);
        }
 
        private function _onEnterFrame(e:Event = null):void {
 
 
            _capture.bitmapData.draw(_video);
            remilla.graphics.clear();
 
 
            var detected:Boolean = false;
            try {
                detected = _detector.detectMarkerLite(_raster, 80) && 
                            _detector.getConfidence() > 0.5;
            } catch (e:Error) {}
 
 
 
            if (detected) {
                var confidence:Number = _detector.getConfidence();
                var center:NyARDoublePoint2d = new NyARDoublePoint2d();
                _detector.getSquare().getCenter2d(center);
                trace(center.x + "," + center.y + "," + confidence);
                var remWidth:Number = REMILLA_SIZE * confidence;
                var remHeight:Number = remWidth * 1.2;
                var remx:Number = center.x * 2 - remWidth / 2;
                var remy:Number = center.y * 2 - remHeight / 2 - 80 * confidence;
                var matrix:Matrix = new Matrix(); 
                matrix.createGradientBox(remWidth, remHeight, 0, remx, remy); 
 
                remilla.graphics.beginGradientFill(GradientType.RADIAL, 
                                                   [0xffffff, 0x000000],
                                                   [1, 0],
                                                   [0, 255],
                                                   matrix
                                                  );
                remilla.graphics.drawEllipse(remx, remy, remWidth, remHeight);
                remilla.graphics.endFill();
            } 
        }
    }
}
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Comments

  1. Tweets that mention FLAR Torch ? flash.tarotaro.org.blog -- Topsy.com says:
    November 1, 2010 at 12:58 am

    […] This post was mentioned on Twitter by Richard, 太郎. 太郎 said: I updated my blog. http://bit.ly/bcfCz1 […]

  2. andreabong says:
    August 20, 2011 at 10:33 pm

    CAN ANYONE OUT THERE HELP ME. I HAVE A PROBLEM WITH MY MARKER. I PRINTED MY IMAGE OUT HOWEVER, WHEN I REACHED THE STEP ‘ SAVE’ , IT JUST WOULDNT WORK.

    ALTHOUGH I PRESS’ SAVE’ BUT IT JUST DOESNT DO ANYTHING. IVE BEEN TRYING FOR FEW HOURS, ALMOST A DAY BUT STILL COULDNT GET IT TO WORK, IM REALLY FRUSTRATED ABOUT IT. CAN ANYONE HELP. THANK YOU SO MUCH

  3. sagar says:
    September 27, 2011 at 4:38 pm

    Can u share the source code for this??

  4. tarotarorg says:
    September 28, 2011 at 11:08 pm

    Hi, sagar.

    Yes you can get source from here.
    http://flash.tarotaro.org/blog/2010/11/01/flar-torch/2/

    Thank you.

  5. tarotarorg says:
    September 28, 2011 at 11:30 pm

    Hi, andreabong.

    Please check your Flash Player version.
    Is it latest ?

    Thank you.

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