public void setTiffImageData(final AbstractTiffImageData rawImageData) {
        this.abstractTiffImageData = rawImageData;
    }
Indicates whether the content associated with the directory is given in a supported numerical-data format. If this method returns {@code true}, the
Imaging API will be able to extract a TiffRasterData instance from the associated TIFF file using this directory.

@return {@code true} if the directory contains a supported raster data format; otherwise, {@code false}.
@throws ImagingException in the event of an invalid or malformed specification.
src/main/java/org/apache/commons/imaging/formats/tiff/TiffDirectory.java