35 lines
1.5 KiB
C
35 lines
1.5 KiB
C
/******************************************************************************
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* *
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* Copyright (C) 2023 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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#pragma once
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#define MIN_DRC_GAIN_CODING_PROFILE0 (-31.875f)
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#define MAX_DRC_GAIN_CODING_PROFILE0 (31.875f)
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#define MIN_DRC_GAIN_CODING_PROFILE1 (-128.0f)
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#define MAX_DRC_GAIN_CODING_PROFILE1 (0.0f)
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#define MIN_DRC_GAIN_CODING_PROFILE2 (-32.0f)
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#define MAX_DRC_GAIN_CODING_PROFILE2 (0.0f)
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#define INV_LOG10_2 (3.32192809488736f) /* 1.0 / log10(2.0) */
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IA_ERRORCODE impd_drc_enc_initial_gain(const WORD32 gain_coding_profile, FLOAT32 gain_initial,
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FLOAT32 *gain_initial_quant, WORD32 *code_size,
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WORD32 *code);
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