addSeriesMeta("DisplayAspectX", ras.readDouble());
addSeriesMeta("DisplayAspectY", ras.readDouble());
addSeriesMeta("DisplayAspectZ", ras.readDouble());
addSeriesMeta("DisplayAspectTime", ras.readDouble());
overlayOffsets[5] = ras.readInt();
overlayOffsets[6] = ras.readInt();
overlayOffsets[7] = ras.readInt();
overlayOffsets[8] = ras.readInt();
if (getMetadataOptions().getMetadataLevel() != MetadataLevel.NO_OVERLAYS)