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| 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 VP9_COMMON_VP9_ENTROPYMODE_H_ |
| 13 #define VP9_COMMON_VP9_ENTROPYMODE_H_ |
| 14 |
| 15 #include "vp9/common/vp9_blockd.h" |
| 16 #include "vp9/common/vp9_treecoder.h" |
| 17 |
| 18 #define SUBMVREF_COUNT 5 |
| 19 #define VP9_NUMMBSPLITS 4 |
| 20 #if CONFIG_COMP_INTRA_PRED |
| 21 #define DEFAULT_COMP_INTRA_PROB 32 |
| 22 #endif |
| 23 |
| 24 #if CONFIG_COMP_INTERINTRA_PRED |
| 25 #define VP9_DEF_INTERINTRA_PROB 248 |
| 26 #define VP9_UPD_INTERINTRA_PROB 192 |
| 27 // whether to use a separate uv mode (1) or use the same as the y mode (0) |
| 28 #define SEPARATE_INTERINTRA_UV 0 |
| 29 #endif |
| 30 |
| 31 typedef const int vp9_mbsplit[16]; |
| 32 |
| 33 extern vp9_mbsplit vp9_mbsplits[VP9_NUMMBSPLITS]; |
| 34 |
| 35 extern const int vp9_mbsplit_count[VP9_NUMMBSPLITS]; /* # of subsets */ |
| 36 |
| 37 extern const vp9_prob vp9_mbsplit_probs[VP9_NUMMBSPLITS - 1]; |
| 38 |
| 39 extern int vp9_mv_cont(const int_mv *l, const int_mv *a); |
| 40 |
| 41 extern const vp9_prob vp9_sub_mv_ref_prob[VP9_SUBMVREFS - 1]; |
| 42 |
| 43 extern const vp9_prob vp9_sub_mv_ref_prob2[SUBMVREF_COUNT][VP9_SUBMVREFS - 1]; |
| 44 |
| 45 extern const unsigned int vp9_kf_default_bmode_counts[VP9_KF_BINTRAMODES] |
| 46 [VP9_KF_BINTRAMODES] |
| 47 [VP9_KF_BINTRAMODES]; |
| 48 |
| 49 extern const vp9_tree_index vp9_bmode_tree[]; |
| 50 extern const vp9_tree_index vp9_kf_bmode_tree[]; |
| 51 |
| 52 extern const vp9_tree_index vp9_ymode_tree[]; |
| 53 extern const vp9_tree_index vp9_kf_ymode_tree[]; |
| 54 extern const vp9_tree_index vp9_uv_mode_tree[]; |
| 55 #define vp9_sb_ymode_tree vp9_uv_mode_tree |
| 56 #define vp9_sb_kf_ymode_tree vp9_uv_mode_tree |
| 57 extern const vp9_tree_index vp9_i8x8_mode_tree[]; |
| 58 extern const vp9_tree_index vp9_mbsplit_tree[]; |
| 59 extern const vp9_tree_index vp9_mv_ref_tree[]; |
| 60 extern const vp9_tree_index vp9_sb_mv_ref_tree[]; |
| 61 extern const vp9_tree_index vp9_sub_mv_ref_tree[]; |
| 62 |
| 63 extern struct vp9_token_struct vp9_bmode_encodings[VP9_NKF_BINTRAMODES]; |
| 64 extern struct vp9_token_struct vp9_kf_bmode_encodings[VP9_KF_BINTRAMODES]; |
| 65 extern struct vp9_token_struct vp9_ymode_encodings[VP9_YMODES]; |
| 66 extern struct vp9_token_struct vp9_sb_ymode_encodings[VP9_I32X32_MODES]; |
| 67 extern struct vp9_token_struct vp9_sb_kf_ymode_encodings[VP9_I32X32_MODES]; |
| 68 extern struct vp9_token_struct vp9_kf_ymode_encodings[VP9_YMODES]; |
| 69 extern struct vp9_token_struct vp9_i8x8_mode_encodings[VP9_I8X8_MODES]; |
| 70 extern struct vp9_token_struct vp9_uv_mode_encodings[VP9_UV_MODES]; |
| 71 extern struct vp9_token_struct vp9_mbsplit_encodings[VP9_NUMMBSPLITS]; |
| 72 |
| 73 /* Inter mode values do not start at zero */ |
| 74 |
| 75 extern struct vp9_token_struct vp9_mv_ref_encoding_array[VP9_MVREFS]; |
| 76 extern struct vp9_token_struct vp9_sb_mv_ref_encoding_array[VP9_MVREFS]; |
| 77 extern struct vp9_token_struct vp9_sub_mv_ref_encoding_array[VP9_SUBMVREFS]; |
| 78 |
| 79 void vp9_entropy_mode_init(void); |
| 80 |
| 81 struct VP9Common; |
| 82 |
| 83 void vp9_init_mbmode_probs(struct VP9Common *x); |
| 84 |
| 85 extern void vp9_init_mode_contexts(struct VP9Common *pc); |
| 86 |
| 87 extern void vp9_update_mode_context(struct VP9Common *pc); |
| 88 |
| 89 extern void vp9_accum_mv_refs(struct VP9Common *pc, |
| 90 MB_PREDICTION_MODE m, |
| 91 const int context); |
| 92 |
| 93 void vp9_default_bmode_probs(vp9_prob dest[VP9_NKF_BINTRAMODES - 1]); |
| 94 |
| 95 void vp9_kf_default_bmode_probs(vp9_prob dest[VP9_KF_BINTRAMODES] |
| 96 [VP9_KF_BINTRAMODES] |
| 97 [VP9_KF_BINTRAMODES - 1]); |
| 98 |
| 99 void vp9_adapt_mode_probs(struct VP9Common *); |
| 100 |
| 101 #define VP9_SWITCHABLE_FILTERS 2 /* number of switchable filters */ |
| 102 |
| 103 extern const INTERPOLATIONFILTERTYPE vp9_switchable_interp |
| 104 [VP9_SWITCHABLE_FILTERS]; |
| 105 |
| 106 extern const int vp9_switchable_interp_map[SWITCHABLE + 1]; |
| 107 |
| 108 extern const vp9_tree_index vp9_switchable_interp_tree |
| 109 [2 * (VP9_SWITCHABLE_FILTERS - 1)]; |
| 110 |
| 111 extern struct vp9_token_struct vp9_switchable_interp_encodings |
| 112 [VP9_SWITCHABLE_FILTERS]; |
| 113 |
| 114 extern const vp9_prob vp9_switchable_interp_prob[VP9_SWITCHABLE_FILTERS + 1] |
| 115 [VP9_SWITCHABLE_FILTERS - 1]; |
| 116 |
| 117 #endif |
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Chromium Code Reviews
Issue 11555023:
libvpx: Add VP9 decoder. (Closed)
Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/libvpx/