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 VP9_ENCODER_VP9_TOKENIZE_H_
12#define VP9_ENCODER_VP9_TOKENIZE_H_
13
14#include "vp9/common/vp9_entropy.h"
15#include "vp9/encoder/vp9_block.h"
16
17void vp9_tokenize_initialize();
18
19typedef struct {
20  int16_t token;
21  int16_t extra;
22} TOKENVALUE;
23
24typedef struct {
25  const vp9_prob *context_tree;
26  int16_t         extra;
27  uint8_t         token;
28  uint8_t         skip_eob_node;
29} TOKENEXTRA;
30
31int vp9_sb_is_skippable(MACROBLOCKD *xd, BLOCK_SIZE bsize);
32int vp9_is_skippable_in_plane(MACROBLOCKD *xd, BLOCK_SIZE bsize,
33                              int plane);
34struct VP9_COMP;
35
36void vp9_tokenize_sb(struct VP9_COMP *cpi, TOKENEXTRA **t, int dry_run,
37                     BLOCK_SIZE bsize);
38
39extern const int *vp9_dct_value_cost_ptr;
40/* TODO: The Token field should be broken out into a separate char array to
41 *  improve cache locality, since it's needed for costing when the rest of the
42 *  fields are not.
43 */
44extern const TOKENVALUE *vp9_dct_value_tokens_ptr;
45
46#endif  // VP9_ENCODER_VP9_TOKENIZE_H_
47