/*
** 256-byte table for quickly reversing the bits in an unsigned 8-bit char,
** used to convert between MSBFirst and LSBFirst image formats.
*/

char revtable[256] = {
        0, -128,   64,  -64,   32,  -96,   96,  -32,
       16, -112,   80,  -48,   48,  -80,  112,  -16,
        8, -120,   72,  -56,   40,  -88,  104,  -24,
       24, -104,   88,  -40,   56,  -72,  120,   -8,
        4, -124,   68,  -60,   36,  -92,  100,  -28,
       20, -108,   84,  -44,   52,  -76,  116,  -12,
       12, -116,   76,  -52,   44,  -84,  108,  -20,
       28, -100,   92,  -36,   60,  -68,  124,   -4,
        2, -126,   66,  -62,   34,  -94,   98,  -30,
       18, -110,   82,  -46,   50,  -78,  114,  -14,
       10, -118,   74,  -54,   42,  -86,  106,  -22,
       26, -102,   90,  -38,   58,  -70,  122,   -6,
        6, -122,   70,  -58,   38,  -90,  102,  -26,
       22, -106,   86,  -42,   54,  -74,  118,  -10,
       14, -114,   78,  -50,   46,  -82,  110,  -18,
       30,  -98,   94,  -34,   62,  -66,  126,   -2,
        1, -127,   65,  -63,   33,  -95,   97,  -31,
       17, -111,   81,  -47,   49,  -79,  113,  -15,
        9, -119,   73,  -55,   41,  -87,  105,  -23,
       25, -103,   89,  -39,   57,  -71,  121,   -7,
        5, -123,   69,  -59,   37,  -91,  101,  -27,
       21, -107,   85,  -43,   53,  -75,  117,  -11,
       13, -115,   77,  -51,   45,  -83,  109,  -19,
       29,  -99,   93,  -35,   61,  -67,  125,   -3,
        3, -125,   67,  -61,   35,  -93,   99,  -29,
       19, -109,   83,  -45,   51,  -77,  115,  -13,
       11, -117,   75,  -53,   43,  -85,  107,  -21,
       27, -101,   91,  -37,   59,  -69,  123,   -5,
        7, -121,   71,  -57,   39,  -89,  103,  -25,
       23, -105,   87,  -41,   55,  -73,  119,   -9,
       15, -113,   79,  -49,   47,  -81,  111,  -17,
       31,  -97,   95,  -33,   63,  -65,  127,   -1,
} ;