mirror of
https://github.com/ittiam-systems/libxaac.git
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45 lines
1.5 KiB
C
45 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 TRANS_FAC 8
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#define BLK_SWITCH_WIN 8
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#define BLK_SWITCH_FILT_LEN 2
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/* Block types */
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#define LONG_WINDOW 0
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#define START_WINDOW 1
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#define SHORT_WINDOW 2
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#define STOP_WINDOW 3
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/* Window shapes */
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#define SINE_WINDOW 0
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#define KBD_WINDOW 1
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#define MAXIMUM_NO_OF_GROUPS 4
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#define ACC_WINDOW_NRG_FAC 0.3f
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#define ONE_MINUS_ACC_WINDOW_NRG_FAC 0.7f
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#define INV_ATTACK_RATIO_HIGH_BR 0.1f
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#define INV_ATTACK_RATIO_LOW_BR 0.056f
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#define USAC_MIN_ATTACK_NRG 1e+6
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#define CLIP_ENERGY_VALUE_LONG (1.0e9f)
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#define CLIP_ENERGY_VALUE_SHORT (15625000.0f)
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