constructor() {
    /**
     * A 0-based index of a band in a GDAL file.
     * Currently can only be -1 to indicate treating last band as mask band.
     * @export {number}
     */
    this.fileBandIndex;

    /**
     * Indicates whether the specified file band should be treated as mask band.
     * @export {boolean}
     */
    this.maskForAllBands;
  }
An object describing properties of a file band within a tileset.
@record @struct