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37 lines
2.0 KiB
C
37 lines
2.0 KiB
C
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/*
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* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MODULES_AUDIO_PROCESSING_AGC_GAIN_MAP_INTERNAL_H_
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#define MODULES_AUDIO_PROCESSING_AGC_GAIN_MAP_INTERNAL_H_
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static const int kGainMapSize = 256;
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// Uses parameters: si = 2, sf = 0.25, D = 8/256
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static const int kGainMap[kGainMapSize] = {
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-56, -54, -52, -50, -48, -47, -45, -43, -42, -40, -38, -37, -35, -34, -33,
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-31, -30, -29, -27, -26, -25, -24, -23, -22, -20, -19, -18, -17, -16, -15,
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-14, -14, -13, -12, -11, -10, -9, -8, -8, -7, -6, -5, -5, -4, -3,
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-2, -2, -1, 0, 0, 1, 1, 2, 3, 3, 4, 4, 5, 5, 6,
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6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13,
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13, 14, 14, 15, 15, 15, 16, 16, 17, 17, 17, 18, 18, 18, 19,
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19, 19, 20, 20, 21, 21, 21, 22, 22, 22, 23, 23, 23, 24, 24,
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24, 24, 25, 25, 25, 26, 26, 26, 27, 27, 27, 28, 28, 28, 28,
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29, 29, 29, 30, 30, 30, 30, 31, 31, 31, 32, 32, 32, 32, 33,
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33, 33, 33, 34, 34, 34, 35, 35, 35, 35, 36, 36, 36, 36, 37,
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37, 37, 38, 38, 38, 38, 39, 39, 39, 39, 40, 40, 40, 40, 41,
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41, 41, 41, 42, 42, 42, 42, 43, 43, 43, 44, 44, 44, 44, 45,
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45, 45, 45, 46, 46, 46, 46, 47, 47, 47, 47, 48, 48, 48, 48,
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49, 49, 49, 49, 50, 50, 50, 50, 51, 51, 51, 51, 52, 52, 52,
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52, 53, 53, 53, 53, 54, 54, 54, 54, 55, 55, 55, 55, 56, 56,
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56, 56, 57, 57, 57, 57, 58, 58, 58, 58, 59, 59, 59, 59, 60,
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60, 60, 60, 61, 61, 61, 61, 62, 62, 62, 62, 63, 63, 63, 63,
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64};
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#endif // MODULES_AUDIO_PROCESSING_AGC_GAIN_MAP_INTERNAL_H_
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