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1 /* | 1 /* |
2 * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license | 4 * Use of this source code is governed by a BSD-style license |
5 * that can be found in the LICENSE file in the root of the source | 5 * that can be found in the LICENSE file in the root of the source |
6 * tree. An additional intellectual property rights grant can be found | 6 * tree. An additional intellectual property rights grant can be found |
7 * in the file PATENTS. All contributing project authors may | 7 * in the file PATENTS. All contributing project authors may |
8 * be found in the AUTHORS file in the root of the source tree. | 8 * be found in the AUTHORS file in the root of the source tree. |
9 */ | 9 */ |
10 | 10 |
11 #include "webrtc/modules/audio_processing/aec3/render_signal_analyzer.h" | 11 #include "webrtc/modules/audio_processing/aec3/render_signal_analyzer.h" |
12 | 12 |
13 #include <algorithm> | 13 #include <algorithm> |
14 | 14 |
15 #include "webrtc/rtc_base/checks.h" | 15 #include "webrtc/base/checks.h" |
16 | 16 |
17 namespace webrtc { | 17 namespace webrtc { |
18 | 18 |
19 namespace { | 19 namespace { |
20 constexpr size_t kCounterThreshold = 5; | 20 constexpr size_t kCounterThreshold = 5; |
21 | 21 |
22 } // namespace | 22 } // namespace |
23 | 23 |
24 RenderSignalAnalyzer::RenderSignalAnalyzer() { | 24 RenderSignalAnalyzer::RenderSignalAnalyzer() { |
25 narrow_band_counters_.fill(0); | 25 narrow_band_counters_.fill(0); |
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57 if (narrow_band_counters_[k - 1] > kCounterThreshold) { | 57 if (narrow_band_counters_[k - 1] > kCounterThreshold) { |
58 (*v)[k - 2] = (*v)[k - 1] = (*v)[k] = (*v)[k + 1] = (*v)[k + 2] = 0.f; | 58 (*v)[k - 2] = (*v)[k - 1] = (*v)[k] = (*v)[k + 1] = (*v)[k + 2] = 0.f; |
59 } | 59 } |
60 } | 60 } |
61 if (narrow_band_counters_[kFftLengthBy2 - 2] > kCounterThreshold) { | 61 if (narrow_band_counters_[kFftLengthBy2 - 2] > kCounterThreshold) { |
62 (*v)[kFftLengthBy2] = (*v)[kFftLengthBy2 - 1] = 0.f; | 62 (*v)[kFftLengthBy2] = (*v)[kFftLengthBy2 - 1] = 0.f; |
63 } | 63 } |
64 } | 64 } |
65 | 65 |
66 } // namespace webrtc | 66 } // namespace webrtc |
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