xref: /aosp_15_r20/external/libavc/common/ih264_cavlc_tables.h (revision 495ae853bb871d1e5a258cb02c2cc13cde8ddb9a)
1*495ae853SAndroid Build Coastguard Worker /******************************************************************************
2*495ae853SAndroid Build Coastguard Worker  *
3*495ae853SAndroid Build Coastguard Worker  * Copyright (C) 2015 The Android Open Source Project
4*495ae853SAndroid Build Coastguard Worker  *
5*495ae853SAndroid Build Coastguard Worker  * Licensed under the Apache License, Version 2.0 (the "License");
6*495ae853SAndroid Build Coastguard Worker  * you may not use this file except in compliance with the License.
7*495ae853SAndroid Build Coastguard Worker  * You may obtain a copy of the License at:
8*495ae853SAndroid Build Coastguard Worker  *
9*495ae853SAndroid Build Coastguard Worker  * http://www.apache.org/licenses/LICENSE-2.0
10*495ae853SAndroid Build Coastguard Worker  *
11*495ae853SAndroid Build Coastguard Worker  * Unless required by applicable law or agreed to in writing, software
12*495ae853SAndroid Build Coastguard Worker  * distributed under the License is distributed on an "AS IS" BASIS,
13*495ae853SAndroid Build Coastguard Worker  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14*495ae853SAndroid Build Coastguard Worker  * See the License for the specific language governing permissions and
15*495ae853SAndroid Build Coastguard Worker  * limitations under the License.
16*495ae853SAndroid Build Coastguard Worker  *
17*495ae853SAndroid Build Coastguard Worker  *****************************************************************************
18*495ae853SAndroid Build Coastguard Worker  * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19*495ae853SAndroid Build Coastguard Worker */
20*495ae853SAndroid Build Coastguard Worker 
21*495ae853SAndroid Build Coastguard Worker /**
22*495ae853SAndroid Build Coastguard Worker ******************************************************************************
23*495ae853SAndroid Build Coastguard Worker * @file
24*495ae853SAndroid Build Coastguard Worker *  ih264_cavlc_tables.h
25*495ae853SAndroid Build Coastguard Worker *
26*495ae853SAndroid Build Coastguard Worker * @brief
27*495ae853SAndroid Build Coastguard Worker *  This file contains enumerations, macros and extern declarations of H264
28*495ae853SAndroid Build Coastguard Worker *  cavlc tables
29*495ae853SAndroid Build Coastguard Worker *
30*495ae853SAndroid Build Coastguard Worker * @author
31*495ae853SAndroid Build Coastguard Worker *  ittiam
32*495ae853SAndroid Build Coastguard Worker *
33*495ae853SAndroid Build Coastguard Worker * @remarks
34*495ae853SAndroid Build Coastguard Worker *  none
35*495ae853SAndroid Build Coastguard Worker ******************************************************************************
36*495ae853SAndroid Build Coastguard Worker */
37*495ae853SAndroid Build Coastguard Worker 
38*495ae853SAndroid Build Coastguard Worker #ifndef _IH264_CAVLC_TABLES_H_
39*495ae853SAndroid Build Coastguard Worker #define _IH264_CAVLC_TABLES_H_
40*495ae853SAndroid Build Coastguard Worker 
41*495ae853SAndroid Build Coastguard Worker /*****************************************************************************/
42*495ae853SAndroid Build Coastguard Worker /* Constant Macros                                                           */
43*495ae853SAndroid Build Coastguard Worker /*****************************************************************************/
44*495ae853SAndroid Build Coastguard Worker /**
45*495ae853SAndroid Build Coastguard Worker ******************************************************************************
46*495ae853SAndroid Build Coastguard Worker  *  @brief  maximum zeros left
47*495ae853SAndroid Build Coastguard Worker ******************************************************************************
48*495ae853SAndroid Build Coastguard Worker  */
49*495ae853SAndroid Build Coastguard Worker #define MAX_ZERO_LEFT 6
50*495ae853SAndroid Build Coastguard Worker 
51*495ae853SAndroid Build Coastguard Worker /*****************************************************************************/
52*495ae853SAndroid Build Coastguard Worker /* global declarations                                                       */
53*495ae853SAndroid Build Coastguard Worker /*****************************************************************************/
54*495ae853SAndroid Build Coastguard Worker 
55*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_cbp_map_tables[48][2];
56*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_code_coeff_token_table[3][4][16];
57*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_size_coeff_token_table[3][4][16];
58*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_code_coeff_token_table_chroma[4][4];
59*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_size_coeff_token_table_chroma[4][4];
60*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_threshold_vlc_level[6];
61*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_size_zero_table[135];
62*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_code_zero_table[135];
63*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_size_zero_table_chroma[9];
64*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_code_zero_table_chroma[9];
65*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_index_zero_table[15];
66*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_size_run_table[42];
67*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_code_run_table[42];
68*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gu1_index_run_table[7];
69*495ae853SAndroid Build Coastguard Worker 
70*495ae853SAndroid Build Coastguard Worker #endif /* _IH264_CAVLC_TABLES_H_ */
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