public int get_bits(int number_of_bits)
  {
  	int				returnvalue = 0;
  	int 			sum = bitindex + number_of_bits;

	// E.B
	// There is a problem here, wordpointer could be -1 ?!
    if (wordpointer < 0) wordpointer = 0;
    // E.B : End.

  	if (sum <= 32)
  	{
	   // all bits contained in *wordpointer
	   returnvalue = (framebuffer[wordpointer] >>> (32 - sum)) & bitmask[number_of_bits];
	   // returnvalue = (wordpointer[0] >> (32 - sum)) & bitmask[number_of_bits];
	   if ((bitindex += number_of_bits) == 32)
	   {
		 bitindex = 0;
		 wordpointer++; // added by me!
	   }
	   return returnvalue;
    }

    // E.B : Check that ?
    //((short[])&returnvalue)[0] = ((short[])wordpointer + 1)[0];
    //wordpointer++; // Added by me!
    //((short[])&returnvalue + 1)[0] = ((short[])wordpointer)[0];
	int Right = (framebuffer[wordpointer] & 0x0000FFFF);
	wordpointer++;
	int Left = (framebuffer[wordpointer] & 0xFFFF0000);
	returnvalue = ((Right << 16) & 0xFFFF0000) | ((Left >>> 16)& 0x0000FFFF);

    returnvalue >>>= 48 - sum;	// returnvalue >>= 16 - (number_of_bits - (32 - bitindex))
    returnvalue &= bitmask[number_of_bits];
    bitindex = sum - 32;
    return returnvalue;
}