public ImageMediaTransformerFactory()
{
_bitmapTransformFactories = new Dictionary<string, IBitmapTransformFactory>(StringComparer.InvariantCultureIgnoreCase);
AddBitmapTransformFactory(new RotateBitmapTransformFactory());
AddBitmapTransformFactory(new ScaleBitmapTransformFactory());
AddBitmapTransformFactory(new MirrorBitmapTransformerFactory());
AddBitmapTransformFactory(new WidthBitmapTransformerFactory());
AddBitmapTransformFactory(new HeightBitmapTransformerFactory());
AddBitmapTransformFactory(new MaxWidthBitmapTransformerFactory());
AddBitmapTransformFactory(new MaxHeightBitmapTransformerFactory());
AddBitmapTransformFactory(new ColorBitmapTransformerFactory());
AddBitmapTransformFactory(new CropBitmapTransformerFactory());
AddBitmapTransformFactory(new AreaBitmapTransformerFactory());
}