vp8/common/entropymode.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 __INC_ENTROPYMODE_H
  13 #define __INC_ENTROPYMODE_H
  14
  15 #include "onyxc_int.h"
  16 #include "treecoder.h"
  17
  18 typedef const int vp8_mbsplit[16];
  19
  20 #define VP8_NUMMBSPLITS 4
  21
  22 extern vp8_mbsplit vp8_mbsplits [VP8_NUMMBSPLITS];
  23
  24 extern const int vp8_mbsplit_count [VP8_NUMMBSPLITS];    /* # of subsets */
  25
  26 extern const vp8_prob vp8_mbsplit_probs [VP8_NUMMBSPLITS-1];
  27
  28 extern int vp8_mv_cont(const MV *l, const MV *a);
  29 #define SUBMVREF_COUNT 5
  30 extern const vp8_prob vp8_sub_mv_ref_prob2 [SUBMVREF_COUNT][VP8_SUBMVREFS-1];
  31
  32
  33 extern const unsigned int vp8_kf_default_bmode_counts [VP8_BINTRAMODES] [VP8_BINTRAMODES] [VP8_BINTRAMODES];
  34
  35
  36 extern const vp8_tree_index vp8_bmode_tree[];
  37
  38 extern const vp8_tree_index  vp8_ymode_tree[];
  39 extern const vp8_tree_index  vp8_kf_ymode_tree[];
  40 extern const vp8_tree_index  vp8_uv_mode_tree[];
  41
  42 extern const vp8_tree_index  vp8_mbsplit_tree[];
  43 extern const vp8_tree_index  vp8_mv_ref_tree[];
  44 extern const vp8_tree_index  vp8_sub_mv_ref_tree[];
  45
  46 extern struct vp8_token_struct vp8_bmode_encodings   [VP8_BINTRAMODES];
  47 extern struct vp8_token_struct vp8_ymode_encodings   [VP8_YMODES];
  48 extern struct vp8_token_struct vp8_kf_ymode_encodings [VP8_YMODES];
  49 extern struct vp8_token_struct vp8_uv_mode_encodings  [VP8_UV_MODES];
  50 extern struct vp8_token_struct vp8_mbsplit_encodings  [VP8_NUMMBSPLITS];
  51
  52 /* Inter mode values do not start at zero */
  53
  54 extern struct vp8_token_struct vp8_mv_ref_encoding_array    [VP8_MVREFS];
  55 extern struct vp8_token_struct vp8_sub_mv_ref_encoding_array [VP8_SUBMVREFS];
  56
  57 extern const vp8_tree_index vp8_small_mvtree[];
  58
  59 extern struct vp8_token_struct vp8_small_mvencodings [8];
  60
  61 void vp8_entropy_mode_init(void);
  62
  63 void vp8_init_mbmode_probs(VP8_COMMON *x);
  64
  65 void   vp8_default_bmode_probs(vp8_prob dest [VP8_BINTRAMODES-1]);
  66 void vp8_kf_default_bmode_probs(vp8_prob dest [VP8_BINTRAMODES] [VP8_BINTRAMODES] [VP8_BINTRAMODES-1]);
  67
  68 #endif