yuvtbl.h

DirectFB-1.0.1可用于linux的嵌入式GUI

#ifndef __YUV_TABLES_H__
#define __YUV_TABLES_H__


const u16 y_for_rgb[256] = {
        0,    0,    0,    0,    0,    0,    0,    0,    0,    0,
        0,    0,    0,    0,    0,    0,    0,    1,    2,    3,
        4,    5,    6,    8,    9,   10,   11,   12,   13,   15,
       16,   17,   18,   19,   20,   22,   23,   24,   25,   26,
       27,   29,   30,   31,   32,   33,   34,   36,   37,   38,
       39,   40,   41,   43,   44,   45,   46,   47,   48,   50,
       51,   52,   53,   54,   55,   57,   58,   59,   60,   61,
       62,   64,   65,   66,   67,   68,   69,   71,   72,   73,
       74,   75,   76,   77,   79,   80,   81,   82,   83,   84,
       86,   87,   88,   89,   90,   91,   93,   94,   95,   96,
       97,   98,  100,  101,  102,  103,  104,  105,  107,  108,
      109,  110,  111,  112,  114,  115,  116,  117,  118,  119,
      121,  122,  123,  124,  125,  126,  128,  129,  130,  131,
      132,  133,  135,  136,  137,  138,  139,  140,  142,  143,
      144,  145,  146,  147,  148,  150,  151,  152,  153,  154,
      155,  157,  158,  159,  160,  161,  162,  164,  165,  166,
      167,  168,  169,  171,  172,  173,  174,  175,  176,  178,
      179,  180,  181,  182,  183,  185,  186,  187,  188,  189,
      190,  192,  193,  194,  195,  196,  197,  199,  200,  201,
      202,  203,  204,  206,  207,  208,  209,  210,  211,  213,
      214,  215,  216,  217,  218,  219,  221,  222,  223,  224,
      225,  226,  228,  229,  230,  231,  232,  233,  235,  236,
      237,  238,  239,  240,  242,  243,  244,  245,  246,  247,
      249,  250,  251,  252,  253,  254,  254,  254,  254,  254,
      254,  254,  254,  254,  254,  254,  254,  254,  254,  254,
      254,  254,  254,  254,  254,  254
};


const s16 cr_for_r[256] = {
     -178, -178, -178, -178, -178, -178, -178, -178, -178, -178,
     -178, -178, -178, -178, -178, -178, -178, -177, -175, -173,
     -172, -170, -169, -167, -165, -164, -162, -161, -159, -158,
     -156, -154, -153, -151, -150, -148, -146, -145, -143, -142,
     -140, -138, -137, -135, -134, -132, -130, -129, -127, -126,
     -124, -122, -121, -119, -118, -116, -114, -113, -111, -110,
     -108, -106, -105, -103, -102, -100,  -98,  -97,  -95,  -94,
      -92,  -90,  -89,  -87,  -86,  -84,  -82,  -81,  -79,  -78,
      -76,  -75,  -73,  -71,  -70,  -68,  -67,  -65,  -63,  -62,
      -60,  -59,  -57,  -55,  -54,  -52,  -51,  -49,  -47,  -46,
      -44,  -43,  -41,  -39,  -38,  -36,  -35,  -33,  -31,  -30,
      -28,  -27,  -25,  -23,  -22,  -20,  -19,  -17,  -15,  -14,
      -12,  -11,   -9,   -7,   -6,   -4,   -3,   -1,    0,    1,
        3,    4,    6,    7,    9,   11,   12,   14,   15,   17,
       19,   20,   22,   23,   25,   27,   28,   30,   31,   33,
       35,   36,   38,   39,   41,   43,   44,   46,   47,   49,
       51,   52,   54,   55,   57,   59,   60,   62,   63,   65,
       67,   68,   70,   71,   73,   75,   76,   78,   79,   81,
       82,   84,   86,   87,   89,   90,   92,   94,   95,   97,
       98,  100,  102,  103,  105,  106,  108,  110,  111,  113,
      114,  116,  118,  119,  121,  122,  124,  126,  127,  129,
      130,  132,  134,  135,  137,  138,  140,  142,  143,  145,
      146,  148,  150,  151,  153,  154,  156,  158,  159,  161,
      162,  164,  165,  167,  169,  170,  172,  173,  175,  177,
      178,  178,  178,  178,  178,  178,  178,  178,  178,  178,
      178,  178,  178,  178,  178,  178
};


const s16 cr_for_g[256] = {
       91,   91,   91,   91,   91,   91,   91,   91,   91,   91,
       91,   91,   91,   91,   91,   91,   91,   90,   89,   88,
       87,   86,   86,   85,   84,   83,   82,   82,   81,   80,
       79,   78,   78,   77,   76,   75,   74,   73,   73,   72,
       71,   70,   69,   69,   68,   67,   66,   65,   65,   64,
       63,   62,   61,   60,   60,   59,   58,   57,   56,   56,
       55,   54,   53,   52,   52,   51,   50,   49,   48,   47,
       47,   46,   45,   44,   43,   43,   42,   41,   40,   39,
       39,   38,   37,   36,   35,   34,   34,   33,   32,   31,
       30,   30,   29,   28,   27,   26,   26,   25,   24,   23,
       22,   21,   21,   20,   19,   18,   17,   17,   16,   15,
       14,   13,   13,   12,   11,   10,    9,    8,    8,    7,
        6,    5,    4,    4,    3,    2,    1,    0,    0,    0,
       -1,   -2,   -3,   -4,   -4,   -5,   -6,   -7,   -8,   -8,
       -9,  -10,  -11,  -12,  -13,  -13,  -14,  -15,  -16,  -17,
      -17,  -18,  -19,  -20,  -21,  -21,  -22,  -23,  -24,  -25,
      -26,  -26,  -27,  -28,  -29,  -30,  -30,  -31,  -32,  -33,
      -34,  -34,  -35,  -36,  -37,  -38,  -39,  -39,  -40,  -41,
      -42,  -43,  -43,  -44,  -45,  -46,  -47,  -47,  -48,  -49,
      -50,  -51,  -52,  -52,  -53,  -54,  -55,  -56,  -56,  -57,
      -58,  -59,  -60,  -60,  -61,  -62,  -63,  -64,  -65,  -65,
      -66,  -67,  -68,  -69,  -69,  -70,  -71,  -72,  -73,  -73,
      -74,  -75,  -76,  -77,  -78,  -78,  -79,  -80,  -81,  -82,
      -82,  -83,  -84,  -85,  -86,  -86,  -87,  -88,  -89,  -90,
      -91,  -91,  -91,  -91,  -91,  -91,  -91,  -91,  -91,  -91,
      -91,  -91,  -91,  -91,  -91,  -91
};


const s16 cb_for_g[256] = {
       43,   43,   43,   43,   43,   43,   43,   43,   43,   43,
       43,   43,   43,   43,   43,   43,   43,   43,   43,   42,
       42,   41,   41,   41,   40,   40,   39,   39,   39,   38,
       38,   37,   37,   37,   36,   36,   35,   35,   35,   34,
       34,   34,   33,   33,   32,   32,   32,   31,   31,   30,
       30,   30,   29,   29,   28,   28,   28,   27,   27,   26,
       26,   26,   25,   25,   25,   24,   24,   23,   23,   23,
       22,   22,   21,   21,   21,   20,   20,   19,   19,   19,
       18,   18,   17,   17,   17,   16,   16,   16,   15,   15,
       14,   14,   14,   13,   13,   12,   12,   12,   11,   11,
       10,   10,   10,    9,    9,    8,    8,    8,    7,    7,
        7,    6,    6,    5,    5,    5,    4,    4,    3,    3,
        3,    2,    2,    1,    1,    1,    0,    0,    0,    0,
        0,   -1,   -1,   -1,   -2,   -2,   -3,   -3,   -3,   -4,
       -4,   -5,   -5,   -5,   -6,   -6,   -7,   -7,   -7,   -8,
       -8,   -8,   -9,   -9,  -10,  -10,  -10,  -11,  -11,  -12,
      -12,  -12,  -13,  -13,  -14,  -14,  -14,  -15,  -15,  -16,
      -16,  -16,  -17,  -17,  -17,  -18,  -18,  -19,  -19,  -19,
      -20,  -20,  -21,  -21,  -21,  -22,  -22,  -23,  -23,  -23,
      -24,  -24,  -25,  -25,  -25,  -26,  -26,  -26,  -27,  -27,
      -28,  -28,  -28,  -29,  -29,  -30,  -30,  -30,  -31,  -31,
      -32,  -32,  -32,  -33,  -33,  -34,  -34,  -34,  -35,  -35,
      -35,  -36,  -36,  -37,  -37,  -37,  -38,  -38,  -39,  -39,
      -39,  -40,  -40,  -41,  -41,  -41,  -42,  -42,  -43,  -43,
      -43,  -43,  -43,  -43,  -43,  -43,  -43,  -43,  -43,  -43,
      -43,  -43,  -43,  -43,  -43,  -43
};


const s16 cb_for_b[256] = {
     -226, -226, -226, -226, -226, -226, -226, -226, -226, -226,
     -226, -226, -226, -226, -226, -226, -226, -223, -221, -219,
     -217, -215, -213, -211, -209, -207, -205, -203, -201, -199,
     -197, -195, -193, -191, -189, -187, -185, -183, -181, -179,
     -177, -175, -173, -171, -169, -167, -165, -163, -161, -159,
     -157, -155, -153, -151, -149, -147, -145, -143, -141, -139,
     -137, -135, -133, -131, -129, -127, -125, -123, -121, -119,
     -117, -115, -113, -110, -108, -106, -104, -102, -100,  -98,
      -96,  -94,  -92,  -90,  -88,  -86,  -84,  -82,  -80,  -78,
      -76,  -74,  -72,  -70,  -68,  -66,  -64,  -62,  -60,  -58,
      -56,  -54,  -52,  -50,  -48,  -46,  -44,  -42,  -40,  -38,
      -36,  -34,  -32,  -30,  -28,  -26,  -24,  -22,  -20,  -18,
      -16,  -14,  -12,  -10,   -8,   -6,   -4,   -2,    0,    2,
        4,    6,    8,   10,   12,   14,   16,   18,   20,   22,
       24,   26,   28,   30,   32,   34,   36,   38,   40,   42,
       44,   46,   48,   50,   52,   54,   56,   58,   60,   62,
       64,   66,   68,   70,   72,   74,   76,   78,   80,   82,
       84,   86,   88,   90,   92,   94,   96,   98,  100,  102,
      104,  106,  108,  110,  113,  115,  117,  119,  121,  123,
      125,  127,  129,  131,  133,  135,  137,  139,  141,  143,
      145,  147,  149,  151,  153,  155,  157,  159,  161,  163,
      165,  167,  169,  171,  173,  175,  177,  179,  181,  183,
      185,  187,  189,  191,  193,  195,  197,  199,  201,  203,
      205,  207,  209,  211,  213,  215,  217,  219,  221,  223,