127 lines
4.2 KiB
C#
127 lines
4.2 KiB
C#
namespace ComponentAce.Compression.Libs.zlib
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{
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internal sealed class StaticTree
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{
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private const int MAX_BITS = 15;
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private const int BL_CODES = 19;
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private const int D_CODES = 30;
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private const int LITERALS = 256;
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private const int LENGTH_CODES = 29;
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private static readonly int L_CODES;
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internal const int MAX_BL_BITS = 7;
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internal static readonly short[] static_ltree;
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internal static readonly short[] static_dtree;
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internal static StaticTree static_l_desc;
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internal static StaticTree static_d_desc;
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internal static StaticTree static_bl_desc;
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internal short[] static_tree;
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internal int[] extra_bits;
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internal int extra_base;
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internal int elems;
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internal int max_length;
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internal StaticTree(short[] static_tree, int[] extra_bits, int extra_base, int elems, int max_length)
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{
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this.static_tree = static_tree;
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this.extra_bits = extra_bits;
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this.extra_base = extra_base;
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this.elems = elems;
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this.max_length = max_length;
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}
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static StaticTree()
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{
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L_CODES = 286;
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static_ltree = new short[576]
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{
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12, 8, 140, 8, 76, 8, 204, 8, 44, 8,
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172, 8, 108, 8, 236, 8, 28, 8, 156, 8,
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92, 8, 220, 8, 60, 8, 188, 8, 124, 8,
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252, 8, 2, 8, 130, 8, 66, 8, 194, 8,
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34, 8, 162, 8, 98, 8, 226, 8, 18, 8,
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146, 8, 82, 8, 210, 8, 50, 8, 178, 8,
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114, 8, 242, 8, 10, 8, 138, 8, 74, 8,
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202, 8, 42, 8, 170, 8, 106, 8, 234, 8,
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26, 8, 154, 8, 90, 8, 218, 8, 58, 8,
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186, 8, 122, 8, 250, 8, 6, 8, 134, 8,
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70, 8, 198, 8, 38, 8, 166, 8, 102, 8,
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230, 8, 22, 8, 150, 8, 86, 8, 214, 8,
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54, 8, 182, 8, 118, 8, 246, 8, 14, 8,
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142, 8, 78, 8, 206, 8, 46, 8, 174, 8,
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110, 8, 238, 8, 30, 8, 158, 8, 94, 8,
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222, 8, 62, 8, 190, 8, 126, 8, 254, 8,
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1, 8, 129, 8, 65, 8, 193, 8, 33, 8,
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161, 8, 97, 8, 225, 8, 17, 8, 145, 8,
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81, 8, 209, 8, 49, 8, 177, 8, 113, 8,
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241, 8, 9, 8, 137, 8, 73, 8, 201, 8,
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41, 8, 169, 8, 105, 8, 233, 8, 25, 8,
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153, 8, 89, 8, 217, 8, 57, 8, 185, 8,
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121, 8, 249, 8, 5, 8, 133, 8, 69, 8,
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197, 8, 37, 8, 165, 8, 101, 8, 229, 8,
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21, 8, 149, 8, 85, 8, 213, 8, 53, 8,
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181, 8, 117, 8, 245, 8, 13, 8, 141, 8,
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77, 8, 205, 8, 45, 8, 173, 8, 109, 8,
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237, 8, 29, 8, 157, 8, 93, 8, 221, 8,
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61, 8, 189, 8, 125, 8, 253, 8, 19, 9,
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275, 9, 147, 9, 403, 9, 83, 9, 339, 9,
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211, 9, 467, 9, 51, 9, 307, 9, 179, 9,
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435, 9, 115, 9, 371, 9, 243, 9, 499, 9,
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11, 9, 267, 9, 139, 9, 395, 9, 75, 9,
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331, 9, 203, 9, 459, 9, 43, 9, 299, 9,
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171, 9, 427, 9, 107, 9, 363, 9, 235, 9,
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491, 9, 27, 9, 283, 9, 155, 9, 411, 9,
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91, 9, 347, 9, 219, 9, 475, 9, 59, 9,
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315, 9, 187, 9, 443, 9, 123, 9, 379, 9,
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251, 9, 507, 9, 7, 9, 263, 9, 135, 9,
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391, 9, 71, 9, 327, 9, 199, 9, 455, 9,
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39, 9, 295, 9, 167, 9, 423, 9, 103, 9,
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359, 9, 231, 9, 487, 9, 23, 9, 279, 9,
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151, 9, 407, 9, 87, 9, 343, 9, 215, 9,
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471, 9, 55, 9, 311, 9, 183, 9, 439, 9,
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119, 9, 375, 9, 247, 9, 503, 9, 15, 9,
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271, 9, 143, 9, 399, 9, 79, 9, 335, 9,
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207, 9, 463, 9, 47, 9, 303, 9, 175, 9,
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431, 9, 111, 9, 367, 9, 239, 9, 495, 9,
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31, 9, 287, 9, 159, 9, 415, 9, 95, 9,
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351, 9, 223, 9, 479, 9, 63, 9, 319, 9,
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191, 9, 447, 9, 127, 9, 383, 9, 255, 9,
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511, 9, 0, 7, 64, 7, 32, 7, 96, 7,
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16, 7, 80, 7, 48, 7, 112, 7, 8, 7,
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72, 7, 40, 7, 104, 7, 24, 7, 88, 7,
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56, 7, 120, 7, 4, 7, 68, 7, 36, 7,
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100, 7, 20, 7, 84, 7, 52, 7, 116, 7,
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3, 8, 131, 8, 67, 8, 195, 8, 35, 8,
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163, 8, 99, 8, 227, 8
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};
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static_dtree = new short[60]
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{
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0, 5, 16, 5, 8, 5, 24, 5, 4, 5,
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20, 5, 12, 5, 28, 5, 2, 5, 18, 5,
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10, 5, 26, 5, 6, 5, 22, 5, 14, 5,
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30, 5, 1, 5, 17, 5, 9, 5, 25, 5,
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5, 5, 21, 5, 13, 5, 29, 5, 3, 5,
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19, 5, 11, 5, 27, 5, 7, 5, 23, 5
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};
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static_l_desc = new StaticTree(static_ltree, Tree.extra_lbits, 257, L_CODES, 15);
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static_d_desc = new StaticTree(static_dtree, Tree.extra_dbits, 0, 30, 15);
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static_bl_desc = new StaticTree(null, Tree.extra_blbits, 0, 19, 7);
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}
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}
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}
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