More operations
nData access
nint rgbpixel(int x,int y)
–Converts the plane information into a pixel in the direct color model of java.
npublic abstract int upixel(int x,
n                           int y,
n                           int plane)
n- returns unsigned integer pixel
npublic abstract float fpixel(int x,
n                             int y,
n                             int plane)
–Returns the pixel in the range -1 to +1.