anchor.diff:    final outputfDCTQuant = new List<int>(64);
     final DU = new List(64);
   
  -  final List<double> YDU = new List<double>(64);
  -  final List<double> UDU = new List<double>(64);
  -  final List<double> VDU = new List<double>(64);
  -  final charLookupTable = new List(256);
  -  final RGB_YUV_TABLE = new List(2048);
  +  final Float32List YDU = new Float32List(64);
  +  final Float32List UDU = new Float32List(64);
  +  final Float32List VDU = new Float32List(64);
  +  final Int32List RGB_YUV_TABLE = new Int32List(2048);
     int currentQuality;
   
  -  static const List<int> std_dc_luminance_nrcodes = const [
  +  static const List<int> ZIGZAG = const [
  +       0, 1, 5, 6,14,15,27,28,
  +       2, 4, 7,13,16,26,29,42,
  +       3, 8,12,17,25,30,41,43,
  +       9,11,18,24,31,40,44,53,
  +      10,19,23,32,39,45,52,54,
  +      20,22,33,38,46,51,55,60,
  +      21,34,37,47,50,56,59,61,
  +      35,36,48,49,57,58,62,63 ];
  +
  +  static const List<int> STD_DC_LUMINANCE_NR_CODES = const [
         0, 0, 1, 5, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 0 ];
   
  -  static const List<int> std_dc_luminance_values = const [
  +  static const List<int> STD_DC_LUMINANCE_VALUES = const [
         0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 ];
   
  -  static const List<int> std_ac_luminance_nrcodes = const [
  +  static const List<int> STD_AC_LUMINANCE_NR_CODES = const [
         0, 0, 2, 1, 3, 3, 2, 4, 3, 5, 5, 4, 4, 0, 0, 1, 0x7d ];
   
  -  static const List<int> std_ac_luminance_values = const [
  +  static const List<int> STD_AC_LUMINANCE_VALUES = const [
         0x01, 0x02, 0x03, 0x00, 0x04, 0x11, 0x05, 0x12,
         0x21, 0x31, 0x41, 0x06, 0x13, 0x51, 0x61, 0x07,
         0x22, 0x71, 0x14, 0x32, 0x81, 0x91, 0xa1, 0x08,
  
positive.code: 
      // Do the bit alignment of the EOI marker
      if (_bytepos >= 0) {
        final fillbits = [(1 << (_bytepos + 1)) - 1,
                          _bytepos + 1];
        _writeBits(fp, fillbits);
      }
  
  
negative.code:       0xea, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7, 0xf8,
        0xf9, 0xfa ];
  
    int _bytenew = 0;
    int _bytepos = 7;
  }
  