func: void ff_h264_init_dequant_tables(H264Context *h)
  
  {
  
      int i, x;
  
      init_dequant4_coeff_table(h);
  
      if (h->pps.transform_8x8_mode)
  
          init_dequant8_coeff_table(h);
  
      if (h->sps.transform_bypass) {
  
          for (i = 0; i < 6; i++)
  
              for (x = 0; x < 16; x++)
  
                  h->dequant4_coeff[i][0][x] = 1 << 6;
  
          if (h->pps.transform_8x8_mode)
  
              for (i = 0; i < 6; i++)
  
                  for (x = 0; x < 64; x++)
  
                      h->dequant8_coeff[i][0][x] = 1 << 6;
  
      }
  
  }
  