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5caaaafa42
I'm now using the entire audio processing module from WebRTC as opposed to individual DSP algorithms pulled from there before. Seems to work better this way.
25 lines
1.0 KiB
C
25 lines
1.0 KiB
C
/*
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* Copyright (c) 2016 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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#include <stdint.h>
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#include "common_audio/signal_processing/include/spl_inl.h"
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// Table used by WebRtcSpl_CountLeadingZeros32_NotBuiltin. For each uint32_t n
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// that's a sequence of 0 bits followed by a sequence of 1 bits, the entry at
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// index (n * 0x8c0b2891) >> 26 in this table gives the number of zero bits in
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// n.
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const int8_t kWebRtcSpl_CountLeadingZeros32_Table[64] = {
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32, 8, 17, -1, -1, 14, -1, -1, -1, 20, -1, -1, -1, 28, -1, 18,
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-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 26, 25, 24,
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4, 11, 23, 31, 3, 7, 10, 16, 22, 30, -1, -1, 2, 6, 13, 9,
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-1, 15, -1, 21, -1, 29, 19, -1, -1, -1, -1, -1, 1, 27, 5, 12,
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};
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