vp8/encoder/tokenize.h

   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 "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 */