The Tor Browser: media/libvpx/vp8/common/entropymode.h@6474c204b198

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     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  */

    12 #ifndef __INC_ENTROPYMODE_H

    13 #define __INC_ENTROPYMODE_H

    15 #include "onyxc_int.h"

    16 #include "treecoder.h"

    18 typedef enum

    19 {

    20     SUBMVREF_NORMAL,

    21     SUBMVREF_LEFT_ZED,

    22     SUBMVREF_ABOVE_ZED,

    23     SUBMVREF_LEFT_ABOVE_SAME,

    24     SUBMVREF_LEFT_ABOVE_ZED

    25 } sumvfref_t;

    27 typedef int vp8_mbsplit[16];

    29 #define VP8_NUMMBSPLITS 4

    31 extern const vp8_mbsplit vp8_mbsplits [VP8_NUMMBSPLITS];

    33 extern const int vp8_mbsplit_count [VP8_NUMMBSPLITS];    /* # of subsets */

    35 extern const vp8_prob vp8_mbsplit_probs [VP8_NUMMBSPLITS-1];

    37 extern int vp8_mv_cont(const int_mv *l, const int_mv *a);

    38 #define SUBMVREF_COUNT 5

    39 extern const vp8_prob vp8_sub_mv_ref_prob2 [SUBMVREF_COUNT][VP8_SUBMVREFS-1];

    42 extern const unsigned int vp8_kf_default_bmode_counts [VP8_BINTRAMODES] [VP8_BINTRAMODES] [VP8_BINTRAMODES];

    45 extern const vp8_tree_index vp8_bmode_tree[];

    47 extern const vp8_tree_index  vp8_ymode_tree[];

    48 extern const vp8_tree_index  vp8_kf_ymode_tree[];

    49 extern const vp8_tree_index  vp8_uv_mode_tree[];

    51 extern const vp8_tree_index  vp8_mbsplit_tree[];

    52 extern const vp8_tree_index  vp8_mv_ref_tree[];

    53 extern const vp8_tree_index  vp8_sub_mv_ref_tree[];

    55 extern const struct vp8_token_struct vp8_bmode_encodings[VP8_BINTRAMODES];

    56 extern const struct vp8_token_struct vp8_ymode_encodings[VP8_YMODES];

    57 extern const struct vp8_token_struct vp8_kf_ymode_encodings[VP8_YMODES];

    58 extern const struct vp8_token_struct vp8_uv_mode_encodings[VP8_UV_MODES];

    59 extern const struct vp8_token_struct vp8_mbsplit_encodings[VP8_NUMMBSPLITS];

    61 /* Inter mode values do not start at zero */

    63 extern const struct vp8_token_struct vp8_mv_ref_encoding_array[VP8_MVREFS];

    64 extern const struct vp8_token_struct vp8_sub_mv_ref_encoding_array[VP8_SUBMVREFS];

    66 extern const vp8_tree_index vp8_small_mvtree[];

    68 extern const struct vp8_token_struct vp8_small_mvencodings[8];

    70 /* Key frame default mode probs */

    71 extern const vp8_prob vp8_kf_bmode_prob[VP8_BINTRAMODES][VP8_BINTRAMODES]

    72 [VP8_BINTRAMODES-1];

    73 extern const vp8_prob vp8_kf_uv_mode_prob[VP8_UV_MODES-1];

    74 extern const vp8_prob vp8_kf_ymode_prob[VP8_YMODES-1];

    76 void vp8_init_mbmode_probs(VP8_COMMON *x);

    77 void vp8_default_bmode_probs(vp8_prob dest [VP8_BINTRAMODES-1]);

    78 void vp8_kf_default_bmode_probs(vp8_prob dest [VP8_BINTRAMODES] [VP8_BINTRAMODES] [VP8_BINTRAMODES-1]);

    80 #endif

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