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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 tokenize_h
     13 #define tokenize_h
     14 
     15 #include "vp8/common/entropy.h"
     16 #include "block.h"
     17 
     18 void vp8_tokenize_initialize();
     19 
     20 typedef struct
     21 {
     22     short Token;
     23     short Extra;
     24 } TOKENVALUE;
     25 
     26 typedef struct
     27 {
     28     const vp8_prob *context_tree;
     29     short           Extra;
     30     unsigned char   Token;
     31     unsigned char   skip_eob_node;
     32 } TOKENEXTRA;
     33 
     34 int rd_cost_mby(MACROBLOCKD *);
     35 
     36 #ifdef ENTROPY_STATS
     37 void init_context_counters();
     38 void print_context_counters();
     39 
     40 extern _int64 context_counters[BLOCK_TYPES] [COEF_BANDS] [PREV_COEF_CONTEXTS] [vp8_coef_tokens];
     41 #endif
     42 
     43 extern const int *vp8_dct_value_cost_ptr;
     44 /* TODO: The Token field should be broken out into a separate char array to
     45  *  improve cache locality, since it's needed for costing when the rest of the
     46  *  fields are not.
     47  */
     48 extern const TOKENVALUE *vp8_dct_value_tokens_ptr;
     49 
     50 #endif  /* tokenize_h */
     51