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 VP8_COMMON_ENTROPYMODE_H_ 12 #define VP8_COMMON_ENTROPYMODE_H_ 13 14 #include "onyxc_int.h" 15 #include "treecoder.h" 16 17 #ifdef __cplusplus 18 extern "C" { 19 #endif 20 21 typedef enum { 22 SUBMVREF_NORMAL, 23 SUBMVREF_LEFT_ZED, 24 SUBMVREF_ABOVE_ZED, 25 SUBMVREF_LEFT_ABOVE_SAME, 26 SUBMVREF_LEFT_ABOVE_ZED 27 } sumvfref_t; 28 29 typedef int vp8_mbsplit[16]; 30 31 #define VP8_NUMMBSPLITS 4 32 33 extern const vp8_mbsplit vp8_mbsplits[VP8_NUMMBSPLITS]; 34 35 extern const int vp8_mbsplit_count[VP8_NUMMBSPLITS]; /* # of subsets */ 36 37 extern const vp8_prob vp8_mbsplit_probs[VP8_NUMMBSPLITS - 1]; 38 39 extern int vp8_mv_cont(const int_mv *l, const int_mv *a); 40 #define SUBMVREF_COUNT 5 41 extern const vp8_prob vp8_sub_mv_ref_prob2[SUBMVREF_COUNT][VP8_SUBMVREFS - 1]; 42 43 extern const unsigned int vp8_kf_default_bmode_counts[VP8_BINTRAMODES] 44 [VP8_BINTRAMODES] 45 [VP8_BINTRAMODES]; 46 47 extern const vp8_tree_index vp8_bmode_tree[]; 48 49 extern const vp8_tree_index vp8_ymode_tree[]; 50 extern const vp8_tree_index vp8_kf_ymode_tree[]; 51 extern const vp8_tree_index vp8_uv_mode_tree[]; 52 53 extern const vp8_tree_index vp8_mbsplit_tree[]; 54 extern const vp8_tree_index vp8_mv_ref_tree[]; 55 extern const vp8_tree_index vp8_sub_mv_ref_tree[]; 56 57 extern const struct vp8_token_struct vp8_bmode_encodings[VP8_BINTRAMODES]; 58 extern const struct vp8_token_struct vp8_ymode_encodings[VP8_YMODES]; 59 extern const struct vp8_token_struct vp8_kf_ymode_encodings[VP8_YMODES]; 60 extern const struct vp8_token_struct vp8_uv_mode_encodings[VP8_UV_MODES]; 61 extern const struct vp8_token_struct vp8_mbsplit_encodings[VP8_NUMMBSPLITS]; 62 63 /* Inter mode values do not start at zero */ 64 65 extern const struct vp8_token_struct vp8_mv_ref_encoding_array[VP8_MVREFS]; 66 extern const struct vp8_token_struct 67 vp8_sub_mv_ref_encoding_array[VP8_SUBMVREFS]; 68 69 extern const vp8_tree_index vp8_small_mvtree[]; 70 71 extern const struct vp8_token_struct vp8_small_mvencodings[8]; 72 73 /* Key frame default mode probs */ 74 extern const vp8_prob vp8_kf_bmode_prob[VP8_BINTRAMODES][VP8_BINTRAMODES] 75 [VP8_BINTRAMODES - 1]; 76 extern const vp8_prob vp8_kf_uv_mode_prob[VP8_UV_MODES - 1]; 77 extern const vp8_prob vp8_kf_ymode_prob[VP8_YMODES - 1]; 78 79 void vp8_init_mbmode_probs(VP8_COMMON *x); 80 void vp8_default_bmode_probs(vp8_prob dest[VP8_BINTRAMODES - 1]); 81 void vp8_kf_default_bmode_probs( 82 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