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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 VP8_ENCODER_TOKENIZE_H_
13 #define VP8_ENCODER_TOKENIZE_H_
14 
15 #include "vp8/common/entropy.h"
16 #include "block.h"
17 
18 #ifdef __cplusplus
19 extern "C" {
20 #endif
21 
22 void vp8_tokenize_initialize();
23 
24 typedef struct
25 {
26     short Token;
27     short Extra;
28 } TOKENVALUE;
29 
30 typedef struct
31 {
32     const vp8_prob *context_tree;
33     short           Extra;
34     unsigned char   Token;
35     unsigned char   skip_eob_node;
36 } TOKENEXTRA;
37 
38 int rd_cost_mby(MACROBLOCKD *);
39 
40 #ifdef VP8_ENTROPY_STATS
41 void init_context_counters();
42 void print_context_counters();
43 
44 extern _int64 context_counters[BLOCK_TYPES] [COEF_BANDS] [PREV_COEF_CONTEXTS] [MAX_ENTROPY_TOKENS];
45 #endif
46 
47 extern const short *const vp8_dct_value_cost_ptr;
48 /* TODO: The Token field should be broken out into a separate char array to
49  *  improve cache locality, since it's needed for costing when the rest of the
50  *  fields are not.
51  */
52 extern const TOKENVALUE *const vp8_dct_value_tokens_ptr;
53 
54 #ifdef __cplusplus
55 }  // extern "C"
56 #endif
57 
58 #endif  // VP8_ENCODER_TOKENIZE_H_
59