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const static unsigned char rs_l12_alog[255] = {
 1, 2, 4, 8,16,32,64,128,29,58,116,232,205,135,19,38,76,152,45,90,180,117,234,201,143, 3, 6,12,24,48,96,192,157,39,78,156,37,74,148,53,106,212,181,119,238,193,159,35,70,140, 5,10,20,40,80,160,93,186,105,210,185,111,222,161,95,190,97,194,153,47,94,188,101,202,137,15,30,60,120,240,253,231,211,187,107,214,177,127,254,225,223,163,91,182,113,226,217,175,67,134,17,34,68,136,13,26,52,104,208,189,103,206,129,31,62,124,248,237,199,147,59,118,236,197,151,51,102,204,133,23,46,92,184,109,218,169,79,158,33,66,132,21,42,84,168,77,154,41,82,164,85,170,73,146,57,114,228,213,183,115,230,209,191,99,198,145,63,126,252,229,215,179,123,246,241,255,227,219,171,75,150,49,98,196,149,55,110,220,165,87,174,65,130,25,50,100,200,141, 7,14,28,56,112,224,221,167,83,166,81,162,89,178,121,242,249,239,195,155,43,86,172,69,138, 9,18,36,72,144,61,122,244,245,247,243,251,235,203,139,11,22,44,88,176,125,250,233,207,131,27,54,108,216,173,71,142,};

const static unsigned char rs_l12_log[256] = {
 0, 0, 1,25, 2,50,26,198, 3,223,51,238,27,104,199,75, 4,100,224,14,52,141,239,129,28,193,105,248,200, 8,76,113, 5,138,101,47,225,36,15,33,53,147,142,218,240,18,130,69,29,181,194,125,106,39,249,185,201,154, 9,120,77,228,114,166, 6,191,139,98,102,221,48,253,226,152,37,179,16,145,34,136,54,208,148,206,143,150,219,189,241,210,19,92,131,56,70,64,30,66,182,163,195,72,126,110,107,58,40,84,250,133,186,61,202,94,155,159,10,21,121,43,78,212,229,172,115,243,167,87, 7,112,192,247,140,128,99,13,103,74,222,237,49,197,254,24,227,165,153,119,38,184,180,124,17,68,146,217,35,32,137,46,55,63,209,91,149,188,207,205,144,135,151,178,220,252,190,97,242,86,211,171,20,42,93,158,132,60,57,83,71,109,65,162,31,45,67,216,183,123,164,118,196,23,73,236,127,12,111,246,108,161,59,82,41,157,85,170,251,96,134,177,187,204,62,90,203,89,95,176,156,169,160,81,11,245,22,235,122,117,44,215,79,174,213,233,230,231,173,232,116,214,244,234,168,80,88,175,};

const static unsigned char DQ[2][43] = {
{190,96,250,132,59,81,159,154,200,7,111,245,10,20,41,156,168,79,173,231,229,171,210,240,17,67,215,43,120,8,199,74,102,220,251,95,175,87,166,113,75,198,25,},
{97,251,133,60,82,160,155,201,8,112,246,11,21,42,157,169,80,174,232,230,172,211,241,18,68,216,44,121,9,200,75,103,221,252,96,176,88,167,114,76,199,26,1,},
};

const static unsigned char DP[2][24] = {
{231,229,171,210,240,17,67,215,43,120,8,199,74,102,220,251,95,175,87,166,113,75,198,25,},
{230,172,211,241,18,68,216,44,121,9,200,75,103,221,252,96,176,88,167,114,76,199,26,1,},
};

const static unsigned char yellowbook_scrambler[2340] = {
  1,128,0,96,0,40,0,30,128,8,96,6,168,2,254,129,128,96,96,40,40,30,158,
  136,104,102,174,170,252,127,1,224,0,72,0,54,128,22,224,14,200,4,86,131,126,225,
  224,72,72,54,182,150,246,238,198,204,82,213,253,159,1,168,0,126,128,32,96,24,40,
  10,158,135,40,98,158,169,168,126,254,160,64,120,48,34,148,25,175,74,252,55,1,214,
  128,94,224,56,72,18,182,141,182,229,182,203,54,215,86,222,190,216,112,90,164,59,59,
  83,83,125,253,225,129,136,96,102,168,42,254,159,0,104,0,46,128,28,96,9,232,6,
  206,130,212,97,159,104,104,46,174,156,124,105,225,238,200,76,86,181,254,247,0,70,128,
  50,224,21,136,15,38,132,26,227,75,9,247,70,198,178,210,245,157,135,41,162,158,249,
  168,66,254,177,128,116,96,39,104,26,174,139,60,103,81,234,188,79,49,244,20,71,79,
  114,180,37,183,91,54,187,86,243,126,197,224,83,8,61,198,145,146,236,109,141,237,165,
  141,187,37,179,91,53,251,87,3,126,129,224,96,72,40,54,158,150,232,110,206,172,84,
  125,255,97,128,40,96,30,168,8,126,134,160,98,248,41,130,158,225,168,72,126,182,160,
  118,248,38,194,154,209,171,28,127,73,224,54,200,22,214,142,222,228,88,75,122,183,99,
  54,169,214,254,222,192,88,80,58,188,19,49,205,212,85,159,127,40,32,30,152,8,106,
  134,175,34,252,25,129,202,224,87,8,62,134,144,98,236,41,141,222,229,152,75,42,183,
  95,54,184,22,242,142,197,164,83,59,125,211,97,157,232,105,142,174,228,124,75,97,247,
  104,70,174,178,252,117,129,231,32,74,152,55,42,150,159,46,232,28,78,137,244,102,199,
  106,210,175,29,188,9,177,198,244,82,199,125,146,161,173,184,125,178,161,181,184,119,50,
  166,149,186,239,51,12,21,197,207,19,20,13,207,69,148,51,47,85,220,63,25,208,10,
  220,7,25,194,138,209,167,28,122,137,227,38,201,218,214,219,30,219,72,91,118,187,102,
  243,106,197,239,19,12,13,197,197,147,19,45,205,221,149,153,175,42,252,31,1,200,0,
  86,128,62,224,16,72,12,54,133,214,227,30,201,200,86,214,190,222,240,88,68,58,179,
  83,53,253,215,1,158,128,104,96,46,168,28,126,137,224,102,200,42,214,159,30,232,8,
  78,134,180,98,247,105,134,174,226,252,73,129,246,224,70,200,50,214,149,158,239,40,76,
  30,181,200,119,22,166,142,250,228,67,11,113,199,100,82,171,125,191,97,176,40,116,30,
  167,72,122,182,163,54,249,214,194,222,209,152,92,106,185,239,50,204,21,149,207,47,20,
  28,15,73,196,54,211,86,221,254,217,128,90,224,59,8,19,70,141,242,229,133,139,35,
  39,89,218,186,219,51,27,85,203,127,23,96,14,168,4,126,131,96,97,232,40,78,158,
  180,104,119,110,166,172,122,253,227,1,137,192,102,208,42,220,31,25,200,10,214,135,30,
  226,136,73,166,182,250,246,195,6,209,194,220,81,153,252,106,193,239,16,76,12,53,197,
  215,19,30,141,200,101,150,171,46,255,92,64,57,240,18,196,13,147,69,173,243,61,133,
  209,163,28,121,201,226,214,201,158,214,232,94,206,184,84,114,191,101,176,43,52,31,87,
  72,62,182,144,118,236,38,205,218,213,155,31,43,72,31,118,136,38,230,154,202,235,23,
  15,78,132,52,99,87,105,254,174,192,124,80,33,252,24,65,202,176,87,52,62,151,80,
  110,188,44,113,221,228,89,139,122,231,99,10,169,199,62,210,144,93,172,57,189,210,241,
  157,132,105,163,110,249,236,66,205,241,149,132,111,35,108,25,237,202,205,151,21,174,143,
  60,100,17,235,76,79,117,244,39,7,90,130,187,33,179,88,117,250,167,3,58,129,211,
  32,93,216,57,154,146,235,45,143,93,164,57,187,82,243,125,133,225,163,8,121,198,162,
  210,249,157,130,233,161,142,248,100,66,171,113,191,100,112,43,100,31,107,72,47,118,156,
  38,233,218,206,219,20,91,79,123,116,35,103,89,234,186,207,51,20,21,207,79,20,52,
  15,87,68,62,179,80,117,252,39,1,218,128,91,32,59,88,19,122,141,227,37,137,219,
  38,219,90,219,123,27,99,75,105,247,110,198,172,82,253,253,129,129,160,96,120,40,34,
  158,153,168,106,254,175,0,124,0,33,192,24,80,10,188,7,49,194,148,81,175,124,124,
  33,225,216,72,90,182,187,54,243,86,197,254,211,0,93,192,57,144,18,236,13,141,197,
  165,147,59,45,211,93,157,249,169,130,254,225,128,72,96,54,168,22,254,142,192,100,80,
  43,124,31,97,200,40,86,158,190,232,112,78,164,52,123,87,99,126,169,224,126,200,32,
  86,152,62,234,144,79,44,52,29,215,73,158,182,232,118,206,166,212,122,223,99,24,41,
  202,158,215,40,94,158,184,104,114,174,165,188,123,49,227,84,73,255,118,192,38,208,26,
  220,11,25,199,74,210,183,29,182,137,182,230,246,202,198,215,18,222,141,152,101,170,171,
  63,63,80,16,60,12,17,197,204,83,21,253,207,1,148,0,111,64,44,48,29,212,9,
  159,70,232,50,206,149,148,111,47,108,28,45,201,221,150,217,174,218,252,91,1,251,64,
  67,112,49,228,20,75,79,119,116,38,167,90,250,187,3,51,65,213,240,95,4,56,3,
  82,129,253,160,65,184,48,114,148,37,175,91,60,59,81,211,124,93,225,249,136,66,230,
  177,138,244,103,7,106,130,175,33,188,24,113,202,164,87,59,126,147,96,109,232,45,142,
  157,164,105,187,110,243,108,69,237,243,13,133,197,163,19,57,205,210,213,157,159,41,168,
  30,254,136,64,102,176,42,244,31,7,72,2,182,129,182,224,118,200,38,214,154,222,235,
  24,79,74,180,55,55,86,150,190,238,240,76,68,53,243,87,5,254,131,0,97,192,40,
  80,30,188,8,113,198,164,82,251,125,131,97,161,232,120,78,162,180,121,183,98,246,169,
  134,254,226,192,73,144,54,236,22,205,206,213,148,95,47,120,28,34,137,217,166,218,250,
  219,3,27,65,203,112,87,100,62,171,80,127,124,32,33,216,24,90,138,187,39,51,90,
  149,251,47,3,92,1,249,192,66,208,49,156,20,105,207,110,212,44,95,93,248,57,130,
  146,225,173,136,125,166,161,186,248,115,2,165,193,187,16,115,76,37,245,219,7,27,66,
  139,113,167,100,122,171,99,63,105,208,46,220,28,89,201,250,214,195,30,209,200,92,86,
  185,254,242,192,69,144,51,44,21,221,207,25,148,10,239,71,12,50,133,213,163,31,57,
  200,18,214,141,158,229,168,75,62,183,80,118,188,38,241,218,196,91,19,123,77,227,117,
  137,231,38,202,154,215,43,30,159,72,104,54,174,150,252,110,193,236,80,77,252,53,129,
  215,32,94,152,56,106,146,175,45,188,29,177,201,180,86,247,126,198,160,82,248,61,130,
  145,161,172,120,125,226,161,137,184,102,242,170,197,191,19,48,13,212,5,159,67,40,49,
  222,148,88,111,122,172,35,61,217,209,154,220,107,25,239,74,204,55,21,214,143,30,228,
  8,75,70,183,114,246,165,134,251,34,195,89,145,250,236,67,13,241,197,132,83,35,125,
  217,225,154,200,107,22,175,78,252,52,65,215,112,94,164,56,123,82,163,125,185,225,178,
  200,117,150,167,46,250,156,67,41,241,222,196,88,83,122,189,227,49,137,212,102,223,106,
  216,47,26,156,11,41,199,94,210,184,93,178,185,181,178,247,53,134,151,34,238,153,140,
  106,229,239,11,12,7,69,194,179,17,181,204,119,21,230,143,10,228,7,11,66,135,113,
  162,164,121,187,98,243,105,133,238,227,12,73,197,246,211,6,221,194,217,145,154,236,107,
  13,239,69,140,51,37,213,219,31,27,72,11,118,135,102,226,170,201,191,22,240,14,196,
  4,83,67,125,241,225,132,72,99,118,169,230,254,202,192,87,16,62,140,16,101,204,43,
  21,223,79,24,52,10,151,71,46,178,156,117,169,231,62,202,144,87,44,62,157,208,105,
  156,46,233,220,78,217,244,90,199,123,18,163,77,185,245,178,199,53,146,151,45,174,157,
  188,105,177,238,244,76,71,117,242,167,5,186,131,51,33,213,216,95,26,184,11,50,135,
  85,162,191,57,176,18,244,13,135,69,162,179,57,181,210,247,29,134,137,162,230,249,138,
  194,231,17,138,140,103,37,234,155,15,43,68,31,115,72,37,246,155,6,235,66,207,113,
  148,36,111,91,108,59,109,211,109,157,237,169,141,190,229,176,75,52,55,87,86,190,190,
  240,112,68,36,51,91,85,251,127,3,96,1,232,0,78,128,52,96,23,104,14,174,132,
  124,99,97,233,232,78,206,180,84,119,127,102,160,42,248,31,2,136,1,166,128,122,224,
  35,8,25,198,138,210,231,29,138,137,167,38,250,154,195,43,17,223,76,88,53,250,151,
  3,46,129,220,96,89,232,58,206,147,20,109,207,109,148,45,175,93,188,57,177,210,244,
  93,135,121,162,162,249,185,130,242,225,133,136,99,38,169,218,254,219,0,91,64,59,112,
  19,100,13,235,69,143,115,36,37,219,91,27,123,75,99,119,105,230,174,202,252,87,1,
  254,128,64,96,48,40,20,30,143,72,100,54,171,86,255,126,192,32,80,24,60,10,145,
  199,44,82,157,253,169,129,190,224,112,72,36,54,155,86,235,126,207,96,84,40,63,94,
  144,56,108,18,173,205,189,149,177,175,52,124,23,97,206,168,84,126,191,96,112,40,36,
  30,155,72,107,118,175,102,252,42,193,223,16,88,12,58,133,211,35,29,217,201,154,214,
  235,30,207,72,84,54,191,86,240,62,196,16,83,76,61,245,209,135,28,98,137,233,166,
  206,250,212,67,31,113,200,36,86,155,126,235,96,79,104,52,46,151,92,110,185,236,114,
  205,229,149,139,47,39,92,26,185,203,50,215,85,158,191,40,112,30,164,8,123,70,163,
  114,249,229,130,203,33,151,88,110,186,172,115,61,229,209,139,28,103,73,234,182,207,54,
  212,22,223,78,216,52,90,151,123,46,163,92,121,249,226,194,201,145,150,236,110,205,236,
  85,141,255,37,128,27,32,11,88,7,122,130,163,33,185,216,114,218,165,155,59,43,83,
  95,125,248,33,130,152,97,170,168,127,62,160,16,120,12,34,133,217,163,26,249,203,2,
  215,65,158,176,104,116,46,167,92,122,185,227,50,201,213,150,223,46,216,28,90,137,251,
  38,195,90,209,251,28,67,73,241,246,196,70,211,114,221,229,153,
};