exif-as3

Exif reading library for AS3. You can find the specification at http://www.exif.org/Exif2-2.PDF.

Examples

Display thumbnail image

The following code displays original JPEG image and thumbnail image.

import jp.shichiseki.exif.*;

var loader:ExifLoader = new ExifLoader();

private function loadImage():void {
  loader.addEventListener(Event.COMPLETE, onComplete);
  loader.load(new URLRequest("http://www.example.com/sample.jpg"));
}

private function onComplete(e:Event):void {
  // display image
  addChild(loader);
  // display thumbnail image
  var thumbLoader:Loader = new Loader();
  thumbLoader.loadBytes(loader.exif.thumbnailData);
  addChild(thumbLoader);
}

Show Exif IFD informations

The following code shows Exif IFD information.

import jp.shichiseki.exif.*;

var loader:ExifLoader = new ExifLoader();

private function loadImage():void {
  loader.addEventListener(Event.COMPLETE, onComplete);
  loader.load(new URLRequest("http://www.example.com/sample.jpg"));
}

private function onComplete(e:Event):void {
  if (loader.exif.ifds.primary)
    displayIFD(loader.exif.ifds.primary);
  if (loader.exif.ifds.exif)
    displayIFD(loader.exif.ifds.exif);
  if (loader.exif.ifds.gps)
    displayIFD(loader.exif.ifds.gps);
  if (loader.exif.ifds.interoperability)
    displayIFD(loader.exif.ifds.interoperability);
  if (loader.exif.ifds.thumbnail)
    displayIFD(loader.exif.ifds.thumbnail);
}

private function displayIFD(ifd:IFD):void {
  trace(" --- " + ifd.level + " --- ");
  for (var entry:String in ifd) {
    trace(entry + ": " + ifd[entry]);
  }
}

Lisence

MIT-license.