lag_wind.tab 1.9 KB

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  1. /*
  2. ********************************************************************************
  3. *
  4. * GSM AMR-NB speech codec R98 Version 7.6.0 December 12, 2001
  5. * R99 Version 3.3.0
  6. * REL-4 Version 4.1.0
  7. *
  8. ********************************************************************************
  9. *
  10. * File : lag_wind.tab
  11. * Purpose : Table of lag_window for autocorrelation.
  12. * $Id $
  13. *
  14. ********************************************************************************
  15. */
  16. /*-----------------------------------------------------*
  17. | Table of lag_window for autocorrelation. |
  18. | |
  19. | noise floor = 1.0001 = (0.9999 on r[1] ..r[10]) |
  20. | Bandwitdh expansion = 60 Hz |
  21. | |
  22. | |
  23. | lag_wind[0] = 1.00000000 (not stored) |
  24. | lag_wind[1] = 0.99879038 |
  25. | lag_wind[2] = 0.99546897 |
  26. | lag_wind[3] = 0.98995781 |
  27. | lag_wind[4] = 0.98229337 |
  28. | lag_wind[5] = 0.97252619 |
  29. | lag_wind[6] = 0.96072036 |
  30. | lag_wind[7] = 0.94695264 |
  31. | lag_wind[8] = 0.93131179 |
  32. | lag_wind[9] = 0.91389757 |
  33. | lag_wind[10]= 0.89481968 |
  34. -----------------------------------------------------*/
  35. static const Word16 lag_h[10] =
  36. {
  37. 32728,
  38. 32619,
  39. 32438,
  40. 32187,
  41. 31867,
  42. 31480,
  43. 31029,
  44. 30517,
  45. 29946,
  46. 29321
  47. };
  48. static const Word16 lag_l[10] =
  49. {
  50. 11904,
  51. 17280,
  52. 30720,
  53. 25856,
  54. 24192,
  55. 28992,
  56. 24384,
  57. 7360,
  58. 19520,
  59. 14784
  60. };