public int getPixel(int x, int y) {
        int pixel = -1;
        if (pixels == null) {
            readPixels();
        }
        if (pixels != null) {
            pixel = pixels[y][x];
        } else {
            throw new GeoPackageException("Could not retrieve pixel value");
        }
        return pixel;
    }
public int getPixel(int x, int y) {
        int pixel = -1;
        if (pixels == null) {
            readPixels();
        }
        if (pixels != null) {
            pixel = pixels[y][x];
        } else {
            throw new GeoPackageException("Could not retrieve pixel value");
        }
        return pixel;
    }
public int getPixel ( int x , int y ) { int pixel = - 1 ; if ( pixels == null ) { readPixels ( ) ; } if ( pixels != null ) { pixel = pixels [ y ] [ x ] ; } else { throw new GeoPackageException ( "Could not retrieve pixel value" ) ; } return pixel ; }
Get the pixel at the coordinate

@param x x coordinate
@param y y coordinate
@return pixel value
Get the pixel at the coordinate