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6148 | serge | 1 | /* |
2 | * Copyright (C) 2006 Aurelien Jacobs |
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3 | * |
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4 | * This file is part of FFmpeg. |
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5 | * |
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6 | * FFmpeg is free software; you can redistribute it and/or |
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7 | * modify it under the terms of the GNU Lesser General Public |
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8 | * License as published by the Free Software Foundation; either |
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9 | * version 2.1 of the License, or (at your option) any later version. |
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10 | * |
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11 | * FFmpeg is distributed in the hope that it will be useful, |
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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14 | * Lesser General Public License for more details. |
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15 | * |
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16 | * You should have received a copy of the GNU Lesser General Public |
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17 | * License along with FFmpeg; if not, write to the Free Software |
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18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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19 | */ |
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20 | |||
21 | /** |
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22 | * @file |
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23 | * VP6 compatible video decoder |
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24 | */ |
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25 | |||
26 | #ifndef AVCODEC_VP6DATA_H |
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27 | #define AVCODEC_VP6DATA_H |
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28 | |||
29 | #include |
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30 | |||
31 | #include "vp56.h" |
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32 | |||
33 | static const uint8_t vp6_def_fdv_vector_model[2][8] = { |
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34 | { 247, 210, 135, 68, 138, 220, 239, 246 }, |
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35 | { 244, 184, 201, 44, 173, 221, 239, 253 }, |
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36 | }; |
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37 | |||
38 | static const uint8_t vp6_def_pdv_vector_model[2][7] = { |
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39 | { 225, 146, 172, 147, 214, 39, 156 }, |
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40 | { 204, 170, 119, 235, 140, 230, 228 }, |
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41 | }; |
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42 | |||
43 | static const uint8_t vp6_def_coeff_reorder[] = { |
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44 | 0, 0, 1, 1, 1, 2, 2, 2, |
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45 | 2, 2, 2, 3, 3, 4, 4, 4, |
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46 | 5, 5, 5, 5, 6, 6, 7, 7, |
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47 | 7, 7, 7, 8, 8, 9, 9, 9, |
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48 | 9, 9, 9, 10, 10, 11, 11, 11, |
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49 | 11, 11, 11, 12, 12, 12, 12, 12, |
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50 | 12, 13, 13, 13, 13, 13, 14, 14, |
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51 | 14, 14, 15, 15, 15, 15, 15, 15, |
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52 | }; |
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53 | |||
54 | static const uint8_t vp6_def_runv_coeff_model[2][14] = { |
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55 | { 198, 197, 196, 146, 198, 204, 169, 142, 130, 136, 149, 149, 191, 249 }, |
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56 | { 135, 201, 181, 154, 98, 117, 132, 126, 146, 169, 184, 240, 246, 254 }, |
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57 | }; |
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58 | |||
59 | static const uint8_t vp6_sig_dct_pct[2][2] = { |
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60 | { 237, 246 }, |
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61 | { 231, 243 }, |
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62 | }; |
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63 | |||
64 | static const uint8_t vp6_pdv_pct[2][7] = { |
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65 | { 253, 253, 254, 254, 254, 254, 254 }, |
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66 | { 245, 253, 254, 254, 254, 254, 254 }, |
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67 | }; |
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68 | |||
69 | static const uint8_t vp6_fdv_pct[2][8] = { |
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70 | { 254, 254, 254, 254, 254, 250, 250, 252 }, |
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71 | { 254, 254, 254, 254, 254, 251, 251, 254 }, |
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72 | }; |
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73 | |||
74 | static const uint8_t vp6_dccv_pct[2][11] = { |
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75 | { 146, 255, 181, 207, 232, 243, 238, 251, 244, 250, 249 }, |
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76 | { 179, 255, 214, 240, 250, 255, 244, 255, 255, 255, 255 }, |
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77 | }; |
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78 | |||
79 | static const uint8_t vp6_coeff_reorder_pct[] = { |
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80 | 255, 132, 132, 159, 153, 151, 161, 170, |
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81 | 164, 162, 136, 110, 103, 114, 129, 118, |
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82 | 124, 125, 132, 136, 114, 110, 142, 135, |
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83 | 134, 123, 143, 126, 153, 183, 166, 161, |
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84 | 171, 180, 179, 164, 203, 218, 225, 217, |
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85 | 215, 206, 203, 217, 229, 241, 248, 243, |
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86 | 253, 255, 253, 255, 255, 255, 255, 255, |
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87 | 255, 255, 255, 255, 255, 255, 255, 255, |
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88 | }; |
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89 | |||
90 | static const uint8_t vp6_runv_pct[2][14] = { |
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91 | { 219, 246, 238, 249, 232, 239, 249, 255, 248, 253, 239, 244, 241, 248 }, |
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92 | { 198, 232, 251, 253, 219, 241, 253, 255, 248, 249, 244, 238, 251, 255 }, |
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93 | }; |
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94 | |||
95 | static const uint8_t vp6_ract_pct[3][2][6][11] = { |
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96 | { { { 227, 246, 230, 247, 244, 255, 255, 255, 255, 255, 255 }, |
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97 | { 255, 255, 209, 231, 231, 249, 249, 253, 255, 255, 255 }, |
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98 | { 255, 255, 225, 242, 241, 251, 253, 255, 255, 255, 255 }, |
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99 | { 255, 255, 241, 253, 252, 255, 255, 255, 255, 255, 255 }, |
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100 | { 255, 255, 248, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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101 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } }, |
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102 | { { 240, 255, 248, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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103 | { 255, 255, 240, 253, 255, 255, 255, 255, 255, 255, 255 }, |
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104 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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105 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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106 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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107 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } } }, |
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108 | { { { 206, 203, 227, 239, 247, 255, 253, 255, 255, 255, 255 }, |
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109 | { 207, 199, 220, 236, 243, 252, 252, 255, 255, 255, 255 }, |
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110 | { 212, 219, 230, 243, 244, 253, 252, 255, 255, 255, 255 }, |
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111 | { 236, 237, 247, 252, 253, 255, 255, 255, 255, 255, 255 }, |
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112 | { 240, 240, 248, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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113 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } }, |
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114 | { { 230, 233, 249, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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115 | { 238, 238, 250, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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116 | { 248, 251, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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117 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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118 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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119 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } } }, |
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120 | { { { 225, 239, 227, 231, 244, 253, 243, 255, 255, 253, 255 }, |
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121 | { 232, 234, 224, 228, 242, 249, 242, 252, 251, 251, 255 }, |
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122 | { 235, 249, 238, 240, 251, 255, 249, 255, 253, 253, 255 }, |
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123 | { 249, 253, 251, 250, 255, 255, 255, 255, 255, 255, 255 }, |
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124 | { 251, 250, 249, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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125 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } }, |
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126 | { { 243, 244, 250, 250, 255, 255, 255, 255, 255, 255, 255 }, |
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127 | { 249, 248, 250, 253, 255, 255, 255, 255, 255, 255, 255 }, |
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128 | { 253, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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129 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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130 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }, |
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131 | { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 } } } |
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132 | }; |
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133 | |||
134 | static const int vp6_dccv_lc[3][5][2] = { |
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135 | { { 122, 133 }, { 0, 1 }, { 78, 171 }, { 139, 117 }, { 168, 79 } }, |
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136 | { { 133, 51 }, { 0, 1 }, { 169, 71 }, { 214, 44 }, { 210, 38 } }, |
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137 | { { 142, -16 }, { 0, 1 }, { 221, -30 }, { 246, -3 }, { 203, 17 } }, |
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138 | }; |
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139 | |||
140 | static const uint8_t vp6_coeff_groups[] = { |
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141 | 0, 0, 1, 1, 1, 2, 2, 2, |
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142 | 2, 2, 2, 3, 3, 3, 3, 3, |
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143 | 3, 3, 3, 3, 3, 3, 4, 4, |
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144 | 4, 4, 4, 4, 4, 4, 4, 4, |
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145 | 4, 4, 4, 4, 4, 5, 5, 5, |
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146 | 5, 5, 5, 5, 5, 5, 5, 5, |
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147 | 5, 5, 5, 5, 5, 5, 5, 5, |
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148 | 5, 5, 5, 5, 5, 5, 5, 5, |
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149 | }; |
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150 | |||
151 | static const int16_t vp6_block_copy_filter[17][8][4] = { |
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152 | { { 0, 128, 0, 0 }, /* 0 */ |
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153 | { -3, 122, 9, 0 }, |
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154 | { -4, 109, 24, -1 }, |
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155 | { -5, 91, 45, -3 }, |
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156 | { -4, 68, 68, -4 }, |
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157 | { -3, 45, 91, -5 }, |
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158 | { -1, 24, 109, -4 }, |
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159 | { 0, 9, 122, -3 } }, |
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160 | { { 0, 128, 0, 0 }, /* 1 */ |
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161 | { -4, 124, 9, -1 }, |
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162 | { -5, 110, 25, -2 }, |
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163 | { -6, 91, 46, -3 }, |
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164 | { -5, 69, 69, -5 }, |
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165 | { -3, 46, 91, -6 }, |
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166 | { -2, 25, 110, -5 }, |
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167 | { -1, 9, 124, -4 } }, |
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168 | { { 0, 128, 0, 0 }, /* 2 */ |
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169 | { -4, 123, 10, -1 }, |
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170 | { -6, 110, 26, -2 }, |
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171 | { -7, 92, 47, -4 }, |
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172 | { -6, 70, 70, -6 }, |
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173 | { -4, 47, 92, -7 }, |
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174 | { -2, 26, 110, -6 }, |
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175 | { -1, 10, 123, -4 } }, |
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176 | { { 0, 128, 0, 0 }, /* 3 */ |
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177 | { -5, 124, 10, -1 }, |
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178 | { -7, 110, 27, -2 }, |
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179 | { -7, 91, 48, -4 }, |
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180 | { -6, 70, 70, -6 }, |
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181 | { -4, 48, 92, -8 }, |
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182 | { -2, 27, 110, -7 }, |
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183 | { -1, 10, 124, -5 } }, |
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184 | { { 0, 128, 0, 0 }, /* 4 */ |
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185 | { -6, 124, 11, -1 }, |
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186 | { -8, 111, 28, -3 }, |
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187 | { -8, 92, 49, -5 }, |
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188 | { -7, 71, 71, -7 }, |
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189 | { -5, 49, 92, -8 }, |
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190 | { -3, 28, 111, -8 }, |
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191 | { -1, 11, 124, -6 } }, |
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192 | { { 0, 128, 0, 0 }, /* 5 */ |
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193 | { -6, 123, 12, -1 }, |
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194 | { -9, 111, 29, -3 }, |
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195 | { -9, 93, 50, -6 }, |
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196 | { -8, 72, 72, -8 }, |
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197 | { -6, 50, 93, -9 }, |
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198 | { -3, 29, 111, -9 }, |
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199 | { -1, 12, 123, -6 } }, |
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200 | { { 0, 128, 0, 0 }, /* 6 */ |
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201 | { -7, 124, 12, -1 }, |
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202 | { -10, 111, 30, -3 }, |
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203 | { -10, 93, 51, -6 }, |
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204 | { -9, 73, 73, -9 }, |
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205 | { -6, 51, 93, -10 }, |
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206 | { -3, 30, 111, -10 }, |
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207 | { -1, 12, 124, -7 } }, |
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208 | { { 0, 128, 0, 0 }, /* 7 */ |
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209 | { -7, 123, 13, -1 }, |
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210 | { -11, 112, 31, -4 }, |
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211 | { -11, 94, 52, -7 }, |
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212 | { -10, 74, 74, -10 }, |
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213 | { -7, 52, 94, -11 }, |
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214 | { -4, 31, 112, -11 }, |
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215 | { -1, 13, 123, -7 } }, |
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216 | { { 0, 128, 0, 0 }, /* 8 */ |
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217 | { -8, 124, 13, -1 }, |
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218 | { -12, 112, 32, -4 }, |
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219 | { -12, 94, 53, -7 }, |
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220 | { -10, 74, 74, -10 }, |
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221 | { -7, 53, 94, -12 }, |
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222 | { -4, 32, 112, -12 }, |
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223 | { -1, 13, 124, -8 } }, |
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224 | { { 0, 128, 0, 0 }, /* 9 */ |
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225 | { -9, 124, 14, -1 }, |
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226 | { -13, 112, 33, -4 }, |
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227 | { -13, 95, 54, -8 }, |
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228 | { -11, 75, 75, -11 }, |
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229 | { -8, 54, 95, -13 }, |
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230 | { -4, 33, 112, -13 }, |
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231 | { -1, 14, 124, -9 } }, |
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232 | { { 0, 128, 0, 0 }, /* 10 */ |
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233 | { -9, 123, 15, -1 }, |
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234 | { -14, 113, 34, -5 }, |
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235 | { -14, 95, 55, -8 }, |
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236 | { -12, 76, 76, -12 }, |
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237 | { -8, 55, 95, -14 }, |
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238 | { -5, 34, 112, -13 }, |
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239 | { -1, 15, 123, -9 } }, |
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240 | { { 0, 128, 0, 0 }, /* 11 */ |
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241 | { -10, 124, 15, -1 }, |
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242 | { -14, 113, 34, -5 }, |
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243 | { -15, 96, 56, -9 }, |
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244 | { -13, 77, 77, -13 }, |
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245 | { -9, 56, 96, -15 }, |
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246 | { -5, 34, 113, -14 }, |
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247 | { -1, 15, 124, -10 } }, |
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248 | { { 0, 128, 0, 0 }, /* 12 */ |
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249 | { -10, 123, 16, -1 }, |
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250 | { -15, 113, 35, -5 }, |
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251 | { -16, 98, 56, -10 }, |
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252 | { -14, 78, 78, -14 }, |
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253 | { -10, 56, 98, -16 }, |
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254 | { -5, 35, 113, -15 }, |
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255 | { -1, 16, 123, -10 } }, |
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256 | { { 0, 128, 0, 0 }, /* 13 */ |
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257 | { -11, 124, 17, -2 }, |
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258 | { -16, 113, 36, -5 }, |
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259 | { -17, 98, 57, -10 }, |
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260 | { -14, 78, 78, -14 }, |
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261 | { -10, 57, 98, -17 }, |
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262 | { -5, 36, 113, -16 }, |
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263 | { -2, 17, 124, -11 } }, |
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264 | { { 0, 128, 0, 0 }, /* 14 */ |
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265 | { -12, 125, 17, -2 }, |
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266 | { -17, 114, 37, -6 }, |
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267 | { -18, 99, 58, -11 }, |
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268 | { -15, 79, 79, -15 }, |
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269 | { -11, 58, 99, -18 }, |
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270 | { -6, 37, 114, -17 }, |
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271 | { -2, 17, 125, -12 } }, |
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272 | { { 0, 128, 0, 0 }, /* 15 */ |
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273 | { -12, 124, 18, -2 }, |
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274 | { -18, 114, 38, -6 }, |
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275 | { -19, 99, 59, -11 }, |
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276 | { -16, 80, 80, -16 }, |
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277 | { -11, 59, 99, -19 }, |
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278 | { -6, 38, 114, -18 }, |
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279 | { -2, 18, 124, -12 } }, |
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280 | { { 0, 128, 0, 0 }, /* 16 */ |
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281 | { -4, 118, 16, -2 }, |
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282 | { -7, 106, 34, -5 }, |
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283 | { -8, 90, 53, -7 }, |
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284 | { -8, 72, 72, -8 }, |
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285 | { -7, 53, 90, -8 }, |
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286 | { -5, 34, 106, -7 }, |
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287 | { -2, 16, 118, -4 } }, |
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288 | }; |
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289 | |||
290 | static const VP56Tree vp6_pcr_tree[] = { |
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291 | { 8, 0}, |
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292 | { 4, 1}, |
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293 | { 2, 2}, {-1}, {-2}, |
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294 | { 2, 3}, {-3}, {-4}, |
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295 | { 8, 4}, |
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296 | { 4, 5}, |
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297 | { 2, 6}, {-5}, {-6}, |
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298 | { 2, 7}, {-7}, {-8}, |
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299 | {-0}, |
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300 | }; |
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301 | |||
302 | static const uint8_t vp6_coord_div[] = { 4, 4, 4, 4, 8, 8 }; |
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303 | |||
304 | static const uint8_t vp6_huff_coeff_map[] = { |
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305 | 13, 14, 11, 0, 1, 15, 16, 18, 2, 17, 3, 4, 19, 20, 5, 6, 21, 22, 7, 8, 9, 10 |
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306 | }; |
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307 | |||
308 | static const uint8_t vp6_huff_run_map[] = { |
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309 | 10, 13, 11, 12, 0, 1, 2, 3, 14, 8, 15, 16, 4, 5, 6, 7 |
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310 | }; |
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311 | |||
312 | #endif /* AVCODEC_VP6DATA_H */ |