92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
/******************************************************************************
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*
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* Copyright (C) 2015 The Android Open Source Project
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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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* Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
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*/
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#ifndef IMPD_DRC_UNI_TABLES_H
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#define IMPD_DRC_UNI_TABLES_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define N_DELTA_TIME_CODE_TABLE_ENTRIES_MAX (512 + 14)
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typedef struct {
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WORD32 size;
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WORD32 code;
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WORD32 value;
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} ia_delta_time_code_table_entry_struct;
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typedef struct {
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WORD32 size;
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WORD32 code;
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FLOAT32 value;
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WORD32 index;
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} ia_slope_code_table_struct;
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typedef struct {
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WORD32 size;
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WORD32 code;
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FLOAT32 value;
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} ia_delta_gain_code_table_struct;
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typedef struct {
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ia_delta_time_code_table_entry_struct
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delta_time_code_table[N_DELTA_TIME_CODE_TABLE_ENTRIES_MAX];
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} ia_tables_struct;
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typedef struct {
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FLOAT32 in_out_ratio;
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FLOAT32 exp_lo;
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FLOAT32 exp_hi;
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} ia_cicp_sigmoid_characteristic_param_struct;
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typedef struct {
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FLOAT32 inLevel;
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FLOAT32 gain;
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} ia_characteristic_node_coordinate_struct;
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typedef struct {
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WORD32 coordinateCount;
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ia_characteristic_node_coordinate_struct characteristicNodeCoordinate[5];
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} ia_cicp_node_characteristic_param;
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WORD32
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impd_init_tbls(const WORD32 num_gain_max_values, ia_tables_struct* str_tables);
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void impd_gen_delta_time_code_tbl(
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const WORD32 num_gain_max_values,
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ia_delta_time_code_table_entry_struct* delta_time_code_tbl_item);
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void impd_get_delta_gain_code_tbl(
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const WORD32 gain_coding_profile,
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ia_delta_gain_code_table_struct const** delta_time_code_tbl,
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WORD32* num_entries);
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void impd_get_slope_code_tbl_and_size(
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ia_slope_code_table_struct const** slope_code_tbl_entry,
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WORD32* num_slope_code_tbl_entries);
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WORD32
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impd_get_delta_tmin(const WORD32 sampling_rate);
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#ifdef __cplusplus
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}
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#endif
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#endif
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