1 /*
2 * Copyright (c) 2016, Alliance for Open Media. All rights reserved
3 *
4 * This source code is subject to the terms of the BSD 2 Clause License and
5 * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
6 * was not distributed with this source code in the LICENSE file, you can
7 * obtain it at www.aomedia.org/license/software. If the Alliance for Open
8 * Media Patent License 1.0 was not distributed with this source code in the
9 * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
10 */
11
12 #include "av1/common/onyxc_int.h"
13 #include "av1/common/entropymv.h"
14
15 static const nmv_context default_nmv_context = {
16 { AOM_CDF4(4096, 11264, 19328) }, // joints_cdf
17 { {
18 // Vertical component
19 { AOM_CDF11(28672, 30976, 31858, 32320, 32551, 32656, 32740, 32757,
20 32762, 32767) }, // class_cdf // fp
21 { { AOM_CDF4(16384, 24576, 26624) },
22 { AOM_CDF4(12288, 21248, 24128) } }, // class0_fp_cdf
23 { AOM_CDF4(8192, 17408, 21248) }, // fp_cdf
24 { AOM_CDF2(128 * 128) }, // sign_cdf
25 { AOM_CDF2(160 * 128) }, // class0_hp_cdf
26 { AOM_CDF2(128 * 128) }, // hp_cdf
27 { AOM_CDF2(216 * 128) }, // class0_cdf
28 { { AOM_CDF2(128 * 136) },
29 { AOM_CDF2(128 * 140) },
30 { AOM_CDF2(128 * 148) },
31 { AOM_CDF2(128 * 160) },
32 { AOM_CDF2(128 * 176) },
33 { AOM_CDF2(128 * 192) },
34 { AOM_CDF2(128 * 224) },
35 { AOM_CDF2(128 * 234) },
36 { AOM_CDF2(128 * 234) },
37 { AOM_CDF2(128 * 240) } }, // bits_cdf
38 },
39 {
40 // Horizontal component
41 { AOM_CDF11(28672, 30976, 31858, 32320, 32551, 32656, 32740, 32757,
42 32762, 32767) }, // class_cdf // fp
43 { { AOM_CDF4(16384, 24576, 26624) },
44 { AOM_CDF4(12288, 21248, 24128) } }, // class0_fp_cdf
45 { AOM_CDF4(8192, 17408, 21248) }, // fp_cdf
46 { AOM_CDF2(128 * 128) }, // sign_cdf
47 { AOM_CDF2(160 * 128) }, // class0_hp_cdf
48 { AOM_CDF2(128 * 128) }, // hp_cdf
49 { AOM_CDF2(216 * 128) }, // class0_cdf
50 { { AOM_CDF2(128 * 136) },
51 { AOM_CDF2(128 * 140) },
52 { AOM_CDF2(128 * 148) },
53 { AOM_CDF2(128 * 160) },
54 { AOM_CDF2(128 * 176) },
55 { AOM_CDF2(128 * 192) },
56 { AOM_CDF2(128 * 224) },
57 { AOM_CDF2(128 * 234) },
58 { AOM_CDF2(128 * 234) },
59 { AOM_CDF2(128 * 240) } }, // bits_cdf
60 } },
61 };
62
av1_init_mv_probs(AV1_COMMON * cm)63 void av1_init_mv_probs(AV1_COMMON *cm) {
64 // NB: this sets CDFs too
65 cm->fc->nmvc = default_nmv_context;
66 cm->fc->ndvc = default_nmv_context;
67 }
68