1*495ae853SAndroid Build Coastguard Worker /****************************************************************************** 2*495ae853SAndroid Build Coastguard Worker * 3*495ae853SAndroid Build Coastguard Worker * Copyright (C) 2022 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 isvc_cabac_tables.h 24*495ae853SAndroid Build Coastguard Worker * 25*495ae853SAndroid Build Coastguard Worker * @brief 26*495ae853SAndroid Build Coastguard Worker * This file contains enumerations, macros and extern declarations of H264 27*495ae853SAndroid Build Coastguard Worker * cabac tables 28*495ae853SAndroid Build Coastguard Worker * 29*495ae853SAndroid Build Coastguard Worker * @author 30*495ae853SAndroid Build Coastguard Worker * Ittiam 31*495ae853SAndroid Build Coastguard Worker * 32*495ae853SAndroid Build Coastguard Worker * @remarks 33*495ae853SAndroid Build Coastguard Worker * none 34*495ae853SAndroid Build Coastguard Worker ****************************************************************************** 35*495ae853SAndroid Build Coastguard Worker */ 36*495ae853SAndroid Build Coastguard Worker 37*495ae853SAndroid Build Coastguard Worker #ifndef _ISVC_CABAC_TABLES_H_ 38*495ae853SAndroid Build Coastguard Worker #define _ISVC_CABAC_TABLES_H_ 39*495ae853SAndroid Build Coastguard Worker 40*495ae853SAndroid Build Coastguard Worker #include "ih264_cabac_tables.h" 41*495ae853SAndroid Build Coastguard Worker /** 42*495ae853SAndroid Build Coastguard Worker ****************************************************************************** 43*495ae853SAndroid Build Coastguard Worker * @brief max range of cabac contexts in H264 (0-459) 44*495ae853SAndroid Build Coastguard Worker ****************************************************************************** 45*495ae853SAndroid Build Coastguard Worker */ 46*495ae853SAndroid Build Coastguard Worker #define NUM_SVC_CABAC_CTXTS 467 47*495ae853SAndroid Build Coastguard Worker 48*495ae853SAndroid Build Coastguard Worker extern const UWORD32 (*gau4_isvc_cabac_table)[4]; 49*495ae853SAndroid Build Coastguard Worker 50*495ae853SAndroid Build Coastguard Worker /*****************************************************************************/ 51*495ae853SAndroid Build Coastguard Worker /* Cabac tables for context initialization depending upon type of Slice, */ 52*495ae853SAndroid Build Coastguard Worker /* cabac init Idc value and Qp. */ 53*495ae853SAndroid Build Coastguard Worker /*****************************************************************************/ 54*495ae853SAndroid Build Coastguard Worker extern const UWORD8 gau1_isvc_cabac_ctxt_init_table[NUM_CAB_INIT_IDC_PLUS_ONE][QP_RANGE] 55*495ae853SAndroid Build Coastguard Worker [NUM_SVC_CABAC_CTXTS]; 56*495ae853SAndroid Build Coastguard Worker 57*495ae853SAndroid Build Coastguard Worker #endif 58