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svq1enc_cb.h

svq1enc_cb.h 4.2 KB
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  1. /*
    2. 

  2.  * SVQ1 Encoder
    3. 

  3.  * Copyright (C) 2004 Mike Melanson <melanson@pcisys.net>
    4. 

  4.  *
    5. 

  5.  * This file is part of FFmpeg.
    6. 

  6.  *
    7. 

  7.  * FFmpeg is free software; you can redistribute it and/or
    8. 

  8.  * modify it under the terms of the GNU Lesser General Public
    9. 

  9.  * License as published by the Free Software Foundation; either
    10. 

  10.  * version 2.1 of the License, or (at your option) any later version.
    11. 

  11.  *
    12. 

  12.  * FFmpeg is distributed in the hope that it will be useful,
    13. 

  13.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    14. 

  14.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    15. 

  15.  * Lesser General Public License for more details.
    16. 

  16.  *
    17. 

  17.  * You should have received a copy of the GNU Lesser General Public
    18. 

  18.  * License along with FFmpeg; if not, write to the Free Software
    19. 

  19.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
    20. 

  20.  */
    21. 

  21. 

  22. /**
    23. 

  23.  * @file libavcodec/svq1enc_cb.h
    24. 

  24.  * svq1 code books.
    25. 

  25.  */
    26. 

  26. 

  27. #ifndef AVCODEC_SVQ1ENC_CB_H
    28. 

  28. #define AVCODEC_SVQ1ENC_CB_H
    29. 

  29. 

  30. #include <stdint.h>
    31. 

  31. 

  32. static const int8_t svq1_inter_codebook_sum[4][16*6] = {
    33. 

  33.  {
    34. 

  34.  -1,  1, -2,  0,  1, -1, -1, -1, -2, -1,  1, -1, -1,  0, -1, -1,
    35. 

  35.   0, -1, -1, -1, -1,  0, -1,  0,  0,  0, -3,  1, -1,  0,  1, -1,
    36. 

  36.   1, -1,  2,  2,  1,  1,  2,  0,  0,  0, -1,  1,  1,  0,  0,  0,
    37. 

  37.   1, -1,  0,  1, -1,  1,  1,  0,  1,  0, -1,  1,  1,  0,  0,  0,
    38. 

  38.  -2,  0,  0, -2,  0,  0, -2,  0, -2, -1, -2, -1,  0,  0, -1,  0,
    39. 

  39.   1,  0,  1, -1,  2,  2,  1,  2,  2,  1,  0,  1,  1,  0,  1,  1,
    40. 

  40.  },{
    41. 

  41.  -2,  1, -1, -1,  1,  0,  1, -1, -1, -1,  1, -1,  0, -1,  0, -1,
    42. 

  42.   0,  0,  0, -2,  0,  1,  0, -1, -1,  0,  2, -3,  1, -2,  3, -1,
    43. 

  43.   2,  0,  2,  1,  1, -1,  1,  1,  0,  0,  1,  1,  2, -2,  1,  0,
    44. 

  44.  -2, -1,  2, -2, -2,  0, -3,  0, -1,  0, -1,  0, -1,  0, -2, -3,
    45. 

  45.   1, -2, -2, -1,  1, -1, -1,  1, -1,  1,  1,  0, -2,  0,  1,  1,
    46. 

  46.   1,  1,  2,  1,  0,  0, -1,  0,  0,  1,  0,  1, -1,  1,  0,  2,
    47. 

  47.  },{
    48. 

  48.   0,  0,  0, -3,  1,  1,  1, -3,  0, -1,  0, -3,  1, -3,  0, -2,
    49. 

  49.   1,  2, -1, -3,  0, -3,  1, -1,  0, -1,  0,  0,  1,  2,  1,  1,
    50. 

  50.  -1,  2, -3,  3,  1,  0, -5,  1,  0, -1, -3,  1,  0,  2,  0, -3,
    51. 

  51.   4,  2,  0, -2,  1, -2,  3, -2,  1,  1,  0, -1,  2,  5,  3,  1,
    52. 

  52.  -1,  0,  2, -3, -2,  0,  0, -2,  2, -3, -1, -1,  2,  1,  0, -2,
    53. 

  53.   3, -1,  1, -1,  2,  4,  0,  1,  0,  1,  0, -1, -3, -2, -1,  0,
    54. 

  54.  },{
    55. 

  55.   0,  2, -1, -1,  2, -4, -2,  3,  0, -1, -5,  1,  0,  1,  0,  6,
    56. 

  56.  -2,  2,  0,  1,  1, -1, -1, -2,  1, -2, -1,  0,  2, -2, -2, -1,
    57. 

  57.  -4,  2, -1, -3, -1, -2,  2, -1,  2, -1,  2,  0,  3, -3, -3,  0,
    58. 

  58.  -3,  0,  0, -2,  4, -4,  0, -1,  4,  0, -2, -2,  3, -2,  0,  4,
    59. 

  59.   5,  0,  1,  0, -3,  3,  3,  2,  0,  0,  1,  2, -5, -2, -3,  0,
    60. 

  60.  -3,  2, -2,  2, -2,  4,  7, -3,  4,  2,  3,  2, -1,  0, -3,  1,
    61. 

  61.  }
    62. 

  62. };
    63. 

  63. 

  64. static const int8_t svq1_intra_codebook_sum[4][16*6] = {
    65. 

  65.  {
    66. 

  66.   0,  0,  0, -1, -1, -1, -1, -2,  0, -1, -1,  0, -1,  0,  1,  0,
    67. 

  67.   1,  0, -1,  1,  0,  0, -1,  1, -1,  0,  0,  0, -1,  1,  0,  0,
    68. 

  68.  -1,  0,  0,  1, -1,  1,  0, -1, -1,  0,  1,  1,  0,  0, -1,  1,
    69. 

  69.   0,  1,  0,  0,  1, -1,  0,  0,  0, -1,  1,  0,  1,  0, -2,  1,
    70. 

  70.   0, -1,  1,  0,  0,  0,  1,  0, -1,  0,  0,  0, -1,  0,  0,  0,
    71. 

  71.   0,  1,  1,  0,  0, -1,  0,  1,  0,  0,  0,  0, -1,  1,  1, -1,
    72. 

  72.  },{
    73. 

  73.  -1, -2,  0, -1,  1,  0, -1,  0, -1, -4, -1, -2, -1, -2,  1, -2,
    74. 

  74.   0,  0,  4, -2, -1,  1,  1,  0,  2,  1,  1,  0,  2,  0,  0,  0,
    75. 

  75.   1,  1,  0, -1, -1, -1,  1,  0, -1, -3, -3,  1, -1,  1, -2, -1,
    76. 

  76.   1, -1,  0,  1,  2,  1, -1, -1,  1,  1,  1,  2,  1,  0,  1, -2,
    77. 

  77.  -2,  0, -1, -2, -2,  0, -1, -1, -1,  0,  1,  0, -1, -1,  0, -1,
    78. 

  78.   0,  2,  1,  2,  2,  1, -1,  1,  0,  2,  0, -1,  1,  0,  0,  0,
    79. 

  79.  },{
    80. 

  80.  -2,  0, -1, -1,  1,  1, -2,  0, -2,  0,  1, -2, -2,  1, -1, -1,
    81. 

  81.   3, -2,  0, -3, -4, -3,  2,  1,  0,  3, -2,  2,  3,  2,  2, -1,
    82. 

  82.  -3,  1,  0,  1,  0,  0,  0,  1, -2,  1, -2, -2, -1, -2, -2,  2,
    83. 

  83.   0, -4,  0,  2, -1,  0,  2,  2,  2,  1,  0, -1, -1,  1, -3,  2,
    84. 

  84.   2,  1,  0,  3,  1, -1,  1,  3,  1,  0,  1,  1,  2, -1,  1, -1,
    85. 

  85.  -2, -1,  0, -1,  1, -1,  1, -2, -2, -1, -1, -3,  1, -4, -3,  1,
    86. 

  86.  },{
    87. 

  87.  -2,  0, -2,  3, -1, -1,  0,  2,  2, -1, -3,  2,  1,  0, -2, -1,
    88. 

  88.  -3, -2, -2,  1,  2, -3,  0,  1, -5, -2, -3,  0, -2, -1,  2,  0,
    89. 

  89.  -1, -1,  0, -2,  1,  3, -7, -2, -2, -1,  2, -1,  0,  3,  1,  3,
    90. 

  90.   1,  0,  0,  1,  2,  3,  1,  2,  0, -2, -2,  1,  1,  2,  2,  3,
    91. 

  91.   4,  1, -1,  2, -2,  4,  0,  0,  0,  4,  2,  0, -2, -2,  2, -4,
    92. 

  92.  -1,  5, -2, -2, -3,  2, -3, -1,  3, -3,  0,  4,  3,  0,  1, -2,
    93. 

  93.  }
    94. 

  94. };
    95. 

  95. 

  96. #endif /* AVCODEC_SVQ1ENC_CB_H */
    97.