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79 lines
2.3 KiB
79 lines
2.3 KiB
/******************************************************************************
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*
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* Copyright (C) 2012 Ittiam Systems Pvt Ltd, Bangalore
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/**
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*******************************************************************************
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* @file
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* ihevc_deblk_tables.c
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*
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* @brief
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* Contains tables used for deblock filters
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*
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* @author
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* Srinivas T
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*
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* @par List of Tables:
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* gai4_ihevc_beta_table
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* gai4_ihevc_tc_table
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* gai4_ihevc_qp_table
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*
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* @remarks
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* None
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*
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*******************************************************************************
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*/
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#include "ihevc_typedefs.h"
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#include "ihevc_deblk_tables.h"
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/**
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* Beta table for deblocking
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* Table 8-10 - Derivation of threshold variables beta and tc from input Q
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*/
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const WORD32 gai4_ihevc_beta_table[52] =
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{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38,
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40, 42, 44, 46, 48, 50, 52, 54, 56, 58, 60, 62, 64
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};
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/**
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* Tc table for deblocking
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* Table 8-10 - Derivation of threshold variables beta and tc from input Q
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*/
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const WORD32 gai4_ihevc_tc_table[54] =
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{
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0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0,
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1, 1, 1, 1, 1, 1, 1, 1, 1,
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2, 2, 2, 2, 3, 3, 3, 3, 4,
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4, 4, 5, 5, 6, 6, 7, 8, 9,
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10, 11, 13, 14, 16, 18, 20, 22, 24
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};
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/**
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* QP table for deblocking
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* Table 8-9 Specification of QPC as a function of qPi
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*/
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const WORD32 gai4_ihevc_qp_table[58] =
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{
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16,
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17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 29, 30, 31, 32,
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33, 33, 34, 34, 35, 35, 36, 36, 37, 37, 38, 39, 40, 41, 42, 43, 44,
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45, 46, 47, 48, 49, 50, 51
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};
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