func: void dct32(INTFLOAT *out, const INTFLOAT *tab)
  
  {
  
      INTFLOAT tmp0, tmp1;
  
  
  
      INTFLOAT val0 , val1 , val2 , val3 , val4 , val5 , val6 , val7 ,
  
               val8 , val9 , val10, val11, val12, val13, val14, val15,
  
               val16, val17, val18, val19, val20, val21, val22, val23,
  
               val24, val25, val26, val27, val28, val29, val30, val31;
  
  
  
      /* pass 1 */
  
      BF0( 0, 31, COS0_0 , 1);
  
      BF0(15, 16, COS0_15, 5);
  
      /* pass 2 */
  
      BF( 0, 15, COS1_0 , 1);
  
      BF(16, 31,-COS1_0 , 1);
  
      /* pass 1 */
  
      BF0( 7, 24, COS0_7 , 1);
  
      BF0( 8, 23, COS0_8 , 1);
  
      /* pass 2 */
  
      BF( 7,  8, COS1_7 , 4);
  
      BF(23, 24,-COS1_7 , 4);
  
      /* pass 3 */
  
      BF( 0,  7, COS2_0 , 1);
  
      BF( 8, 15,-COS2_0 , 1);
  
      BF(16, 23, COS2_0 , 1);
  
      BF(24, 31,-COS2_0 , 1);
  
      /* pass 1 */
  
      BF0( 3, 28, COS0_3 , 1);
  
      BF0(12, 19, COS0_12, 2);
  
      /* pass 2 */
  
      BF( 3, 12, COS1_3 , 1);
  
      BF(19, 28,-COS1_3 , 1);
  
      /* pass 1 */
  
      BF0( 4, 27, COS0_4 , 1);
  
      BF0(11, 20, COS0_11, 2);
  
      /* pass 2 */
  
      BF( 4, 11, COS1_4 , 1);
  
      BF(20, 27,-COS1_4 , 1);
  
      /* pass 3 */
  
      BF( 3,  4, COS2_3 , 3);
  
      BF(11, 12,-COS2_3 , 3);
  
      BF(19, 20, COS2_3 , 3);
  
      BF(27, 28,-COS2_3 , 3);
  
      /* pass 4 */
  
      BF( 0,  3, COS3_0 , 1);
  
      BF( 4,  7,-COS3_0 , 1);
  
      BF( 8, 11, COS3_0 , 1);
  
      BF(12, 15,-COS3_0 , 1);
  
      BF(16, 19, COS3_0 , 1);
  
      BF(20, 23,-COS3_0 , 1);
  
      BF(24, 27, COS3_0 , 1);
  
      BF(28, 31,-COS3_0 , 1);
  
  
  
  
  
  
  
      /* pass 1 */
  
      BF0( 1, 30, COS0_1 , 1);
  
      BF0(14, 17, COS0_14, 3);
  
      /* pass 2 */
  
      BF( 1, 14, COS1_1 , 1);
  
      BF(17, 30,-COS1_1 , 1);
  
      /* pass 1 */
  
      BF0( 6, 25, COS0_6 , 1);
  
      BF0( 9, 22, COS0_9 , 1);
  
      /* pass 2 */
  
      BF( 6,  9, COS1_6 , 2);
  
      BF(22, 25,-COS1_6 , 2);
  
      /* pass 3 */
  
      BF( 1,  6, COS2_1 , 1);
  
      BF( 9, 14,-COS2_1 , 1);
  
      BF(17, 22, COS2_1 , 1);
  
      BF(25, 30,-COS2_1 , 1);
  
  
  
      /* pass 1 */
  
      BF0( 2, 29, COS0_2 , 1);
  
      BF0(13, 18, COS0_13, 3);
  
      /* pass 2 */
  
      BF( 2, 13, COS1_2 , 1);
  
      BF(18, 29,-COS1_2 , 1);
  
      /* pass 1 */
  
      BF0( 5, 26, COS0_5 , 1);
  
      BF0(10, 21, COS0_10, 1);
  
      /* pass 2 */
  
      BF( 5, 10, COS1_5 , 2);
  
      BF(21, 26,-COS1_5 , 2);
  
      /* pass 3 */
  
      BF( 2,  5, COS2_2 , 1);
  
      BF(10, 13,-COS2_2 , 1);
  
      BF(18, 21, COS2_2 , 1);
  
      BF(26, 29,-COS2_2 , 1);
  
      /* pass 4 */
  
      BF( 1,  2, COS3_1 , 2);
  
      BF( 5,  6,-COS3_1 , 2);
  
      BF( 9, 10, COS3_1 , 2);
  
      BF(13, 14,-COS3_1 , 2);
  
      BF(17, 18, COS3_1 , 2);
  
      BF(21, 22,-COS3_1 , 2);
  
      BF(25, 26, COS3_1 , 2);
  
      BF(29, 30,-COS3_1 , 2);
  
  
  
      /* pass 5 */
  
      BF1( 0,  1,  2,  3);
  
      BF2( 4,  5,  6,  7);
  
      BF1( 8,  9, 10, 11);
  
      BF2(12, 13, 14, 15);
  
      BF1(16, 17, 18, 19);
  
      BF2(20, 21, 22, 23);
  
      BF1(24, 25, 26, 27);
  
      BF2(28, 29, 30, 31);
  
  
  
      /* pass 6 */
  
  
  
      ADD( 8, 12);
  
      ADD(12, 10);
  
      ADD(10, 14);
  
      ADD(14,  9);
  
      ADD( 9, 13);
  
      ADD(13, 11);
  
      ADD(11, 15);
  
  
  
      out[ 0] = val0;
  
      out[16] = val1;
  
      out[ 8] = val2;
  
      out[24] = val3;
  
      out[ 4] = val4;
  
      out[20] = val5;
  
      out[12] = val6;
  
      out[28] = val7;
  
      out[ 2] = val8;
  
      out[18] = val9;
  
      out[10] = val10;
  
      out[26] = val11;
  
      out[ 6] = val12;
  
      out[22] = val13;
  
      out[14] = val14;
  
      out[30] = val15;
  
  
  
      ADD(24, 28);
  
      ADD(28, 26);
  
      ADD(26, 30);
  
      ADD(30, 25);
  
      ADD(25, 29);
  
      ADD(29, 27);
  
      ADD(27, 31);
  
  
  
      out[ 1] = val16 + val24;
  
      out[17] = val17 + val25;
  
      out[ 9] = val18 + val26;
  
      out[25] = val19 + val27;
  
      out[ 5] = val20 + val28;
  
      out[21] = val21 + val29;
  
      out[13] = val22 + val30;
  
      out[29] = val23 + val31;
  
      out[ 3] = val24 + val20;
  
      out[19] = val25 + val21;
  
      out[11] = val26 + val22;
  
      out[27] = val27 + val23;
  
      out[ 7] = val28 + val18;
  
      out[23] = val29 + val19;
  
      out[15] = val30 + val17;
  
      out[31] = val31;
  
  }
  