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 #ifndef VPX_VP9_COMMON_VP9_ENTROPYMODE_H_ 12 #define VPX_VP9_COMMON_VP9_ENTROPYMODE_H_ 13 14 #include "vp9/common/vp9_entropy.h" 15 #include "vp9/common/vp9_entropymv.h" 16 #include "vp9/common/vp9_filter.h" 17 #include "vpx_dsp/vpx_filter.h" 18 19 #ifdef __cplusplus 20 extern "C" { 21 #endif 22 23 #define BLOCK_SIZE_GROUPS 4 24 25 #define TX_SIZE_CONTEXTS 2 26 27 #define INTER_OFFSET(mode) ((mode)-NEARESTMV) 28 29 struct VP9Common; 30 31 struct tx_probs { 32 vpx_prob p32x32[TX_SIZE_CONTEXTS][TX_SIZES - 1]; 33 vpx_prob p16x16[TX_SIZE_CONTEXTS][TX_SIZES - 2]; 34 vpx_prob p8x8[TX_SIZE_CONTEXTS][TX_SIZES - 3]; 35 }; 36 37 struct tx_counts { 38 unsigned int p32x32[TX_SIZE_CONTEXTS][TX_SIZES]; 39 unsigned int p16x16[TX_SIZE_CONTEXTS][TX_SIZES - 1]; 40 unsigned int p8x8[TX_SIZE_CONTEXTS][TX_SIZES - 2]; 41 unsigned int tx_totals[TX_SIZES]; 42 }; 43 44 typedef struct frame_contexts { 45 vpx_prob y_mode_prob[BLOCK_SIZE_GROUPS][INTRA_MODES - 1]; 46 vpx_prob uv_mode_prob[INTRA_MODES][INTRA_MODES - 1]; 47 vpx_prob partition_prob[PARTITION_CONTEXTS][PARTITION_TYPES - 1]; 48 vp9_coeff_probs_model coef_probs[TX_SIZES][PLANE_TYPES]; 49 vpx_prob switchable_interp_prob[SWITCHABLE_FILTER_CONTEXTS] 50 [SWITCHABLE_FILTERS - 1]; 51 vpx_prob inter_mode_probs[INTER_MODE_CONTEXTS][INTER_MODES - 1]; 52 vpx_prob intra_inter_prob[INTRA_INTER_CONTEXTS]; 53 vpx_prob comp_inter_prob[COMP_INTER_CONTEXTS]; 54 vpx_prob single_ref_prob[REF_CONTEXTS][2]; 55 vpx_prob comp_ref_prob[REF_CONTEXTS]; 56 struct tx_probs tx_probs; 57 vpx_prob skip_probs[SKIP_CONTEXTS]; 58 nmv_context nmvc; 59 int initialized; 60 } FRAME_CONTEXT; 61 62 typedef struct FRAME_COUNTS { 63 unsigned int y_mode[BLOCK_SIZE_GROUPS][INTRA_MODES]; 64 unsigned int uv_mode[INTRA_MODES][INTRA_MODES]; 65 unsigned int partition[PARTITION_CONTEXTS][PARTITION_TYPES]; 66 vp9_coeff_count_model coef[TX_SIZES][PLANE_TYPES]; 67 unsigned int eob_branch[TX_SIZES][PLANE_TYPES][REF_TYPES][COEF_BANDS] 68 [COEFF_CONTEXTS]; 69 unsigned int switchable_interp[SWITCHABLE_FILTER_CONTEXTS] 70 [SWITCHABLE_FILTERS]; 71 unsigned int inter_mode[INTER_MODE_CONTEXTS][INTER_MODES]; 72 unsigned int intra_inter[INTRA_INTER_CONTEXTS][2]; 73 unsigned int comp_inter[COMP_INTER_CONTEXTS][2]; 74 unsigned int single_ref[REF_CONTEXTS][2][2]; 75 unsigned int comp_ref[REF_CONTEXTS][2]; 76 struct tx_counts tx; 77 unsigned int skip[SKIP_CONTEXTS][2]; 78 nmv_context_counts mv; 79 } FRAME_COUNTS; 80 81 extern const vpx_prob vp9_kf_uv_mode_prob[INTRA_MODES][INTRA_MODES - 1]; 82 extern const vpx_prob vp9_kf_y_mode_prob[INTRA_MODES][INTRA_MODES] 83 [INTRA_MODES - 1]; 84 extern const vpx_prob vp9_kf_partition_probs[PARTITION_CONTEXTS] 85 [PARTITION_TYPES - 1]; 86 extern const vpx_tree_index vp9_intra_mode_tree[TREE_SIZE(INTRA_MODES)]; 87 extern const vpx_tree_index vp9_inter_mode_tree[TREE_SIZE(INTER_MODES)]; 88 extern const vpx_tree_index vp9_partition_tree[TREE_SIZE(PARTITION_TYPES)]; 89 extern const vpx_tree_index 90 vp9_switchable_interp_tree[TREE_SIZE(SWITCHABLE_FILTERS)]; 91 92 void vp9_setup_past_independence(struct VP9Common *cm); 93 94 void vp9_adapt_mode_probs(struct VP9Common *cm); 95 96 void tx_counts_to_branch_counts_32x32(const unsigned int *tx_count_32x32p, 97 unsigned int (*ct_32x32p)[2]); 98 void tx_counts_to_branch_counts_16x16(const unsigned int *tx_count_16x16p, 99 unsigned int (*ct_16x16p)[2]); 100 void tx_counts_to_branch_counts_8x8(const unsigned int *tx_count_8x8p, 101 unsigned int (*ct_8x8p)[2]); 102 103 #ifdef __cplusplus 104 } // extern "C" 105 #endif 106 107 #endif // VPX_VP9_COMMON_VP9_ENTROPYMODE_H_ 108