original_string: protected function _getNextCode()
      {
          if ($this->_bytePointer == $this->_dataLength) {
              return 257;
          }
  
          $this->_nextData = ($this->_nextData << 8) | (ord($this->_data[$this->_bytePointer++]) & 0xff);
          $this->_nextBits += 8;
  
          if ($this->_nextBits < $this->_bitsToGet) {
              $this->_nextData = ($this->_nextData << 8) | (ord($this->_data[$this->_bytePointer++]) & 0xff);
              $this->_nextBits += 8;
          }
  
          $code = ($this->_nextData >> ($this->_nextBits - $this->_bitsToGet)) & $this->_andTable[$this->_bitsToGet-9];
          $this->_nextBits -= $this->_bitsToGet;
  
          return $code;
      }
code: protected function _getNextCode()
      {
          if ($this->_bytePointer == $this->_dataLength) {
              return 257;
          }
  
          $this->_nextData = ($this->_nextData << 8) | (ord($this->_data[$this->_bytePointer++]) & 0xff);
          $this->_nextBits += 8;
  
          if ($this->_nextBits < $this->_bitsToGet) {
              $this->_nextData = ($this->_nextData << 8) | (ord($this->_data[$this->_bytePointer++]) & 0xff);
              $this->_nextBits += 8;
          }
  
          $code = ($this->_nextData >> ($this->_nextBits - $this->_bitsToGet)) & $this->_andTable[$this->_bitsToGet-9];
          $this->_nextBits -= $this->_bitsToGet;
  
          return $code;
      }
code_tokens: protected function _getNextCode ( ) { if ( $ this -> _bytePointer == $ this -> _dataLength ) { return 257 ; } $ this -> _nextData = ( $ this -> _nextData << 8 ) | ( ord ( $ this -> _data [ $ this -> _bytePointer ++ ] ) & 0xff ) ; $ this -> _nextBits += 8 ; if ( $ this -> _nextBits < $ this -> _bitsToGet ) { $ this -> _nextData = ( $ this -> _nextData << 8 ) | ( ord ( $ this -> _data [ $ this -> _bytePointer ++ ] ) & 0xff ) ; $ this -> _nextBits += 8 ; } $ code = ( $ this -> _nextData >> ( $ this -> _nextBits - $ this -> _bitsToGet ) ) & $ this -> _andTable [ $ this -> _bitsToGet - 9 ] ; $ this -> _nextBits -= $ this -> _bitsToGet ; return $ code ; }
docstring: Returns the next 9, 10, 11 or 12 bits
  
  @return int
docstring_tokens: Returns the next 9 10 11 or 12 bits