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 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_