1/*
2 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11
12#ifndef VP8_COMMON_ENTROPYMODE_H_
13#define VP8_COMMON_ENTROPYMODE_H_
14
15#include "onyxc_int.h"
16#include "treecoder.h"
17
18#ifdef __cplusplus
19extern "C" {
20#endif
21
22typedef enum
23{
24    SUBMVREF_NORMAL,
25    SUBMVREF_LEFT_ZED,
26    SUBMVREF_ABOVE_ZED,
27    SUBMVREF_LEFT_ABOVE_SAME,
28    SUBMVREF_LEFT_ABOVE_ZED
29} sumvfref_t;
30
31typedef int vp8_mbsplit[16];
32
33#define VP8_NUMMBSPLITS 4
34
35extern const vp8_mbsplit vp8_mbsplits [VP8_NUMMBSPLITS];
36
37extern const int vp8_mbsplit_count [VP8_NUMMBSPLITS];    /* # of subsets */
38
39extern const vp8_prob vp8_mbsplit_probs [VP8_NUMMBSPLITS-1];
40
41extern int vp8_mv_cont(const int_mv *l, const int_mv *a);
42#define SUBMVREF_COUNT 5
43extern const vp8_prob vp8_sub_mv_ref_prob2 [SUBMVREF_COUNT][VP8_SUBMVREFS-1];
44
45
46extern const unsigned int vp8_kf_default_bmode_counts [VP8_BINTRAMODES] [VP8_BINTRAMODES] [VP8_BINTRAMODES];
47
48
49extern const vp8_tree_index vp8_bmode_tree[];
50
51extern const vp8_tree_index  vp8_ymode_tree[];
52extern const vp8_tree_index  vp8_kf_ymode_tree[];
53extern const vp8_tree_index  vp8_uv_mode_tree[];
54
55extern const vp8_tree_index  vp8_mbsplit_tree[];
56extern const vp8_tree_index  vp8_mv_ref_tree[];
57extern const vp8_tree_index  vp8_sub_mv_ref_tree[];
58
59extern const struct vp8_token_struct vp8_bmode_encodings[VP8_BINTRAMODES];
60extern const struct vp8_token_struct vp8_ymode_encodings[VP8_YMODES];
61extern const struct vp8_token_struct vp8_kf_ymode_encodings[VP8_YMODES];
62extern const struct vp8_token_struct vp8_uv_mode_encodings[VP8_UV_MODES];
63extern const struct vp8_token_struct vp8_mbsplit_encodings[VP8_NUMMBSPLITS];
64
65/* Inter mode values do not start at zero */
66
67extern const struct vp8_token_struct vp8_mv_ref_encoding_array[VP8_MVREFS];
68extern const struct vp8_token_struct vp8_sub_mv_ref_encoding_array[VP8_SUBMVREFS];
69
70extern const vp8_tree_index vp8_small_mvtree[];
71
72extern const struct vp8_token_struct vp8_small_mvencodings[8];
73
74/* Key frame default mode probs */
75extern const vp8_prob vp8_kf_bmode_prob[VP8_BINTRAMODES][VP8_BINTRAMODES]
76[VP8_BINTRAMODES-1];
77extern const vp8_prob vp8_kf_uv_mode_prob[VP8_UV_MODES-1];
78extern const vp8_prob vp8_kf_ymode_prob[VP8_YMODES-1];
79
80void vp8_init_mbmode_probs(VP8_COMMON *x);
81void vp8_default_bmode_probs(vp8_prob dest [VP8_BINTRAMODES-1]);
82void vp8_kf_default_bmode_probs(vp8_prob dest [VP8_BINTRAMODES] [VP8_BINTRAMODES] [VP8_BINTRAMODES-1]);
83
84#ifdef __cplusplus
85}  // extern "C"
86#endif
87
88#endif  // VP8_COMMON_ENTROPYMODE_H_
89