geopackage-sdk/src/main/java/mil/nga/geopackage/tiles/user/TileDao.java
public Long getZoomLevel(double width, double height) {

        Long zoomLevel = TileDaoUtils.getZoomLevel(widths, heights,
                tileMatrices, width, height);
        return zoomLevel;
    }
public Long getZoomLevel(double width, double height) {

        Long zoomLevel = TileDaoUtils.getZoomLevel(widths, heights,
                tileMatrices, width, height);
        return zoomLevel;
    }
Get the zoom level for the provided width and height in the default units

@param width  in default units
@param height in default units
@return zoom level
@since 1.3.1