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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 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_AEC3_FFT_H_ | 11 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_AEC3_FFT_H_ |
12 #define WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_AEC3_FFT_H_ | 12 #define WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_AEC3_FFT_H_ |
13 | 13 |
14 #include <array> | 14 #include <array> |
15 | 15 |
| 16 #include "webrtc/base/array_view.h" |
| 17 #include "webrtc/base/constructormagic.h" |
16 #include "webrtc/modules/audio_processing/aec3/aec3_common.h" | 18 #include "webrtc/modules/audio_processing/aec3/aec3_common.h" |
17 #include "webrtc/modules/audio_processing/aec3/fft_data.h" | 19 #include "webrtc/modules/audio_processing/aec3/fft_data.h" |
18 #include "webrtc/modules/audio_processing/utility/ooura_fft.h" | 20 #include "webrtc/modules/audio_processing/utility/ooura_fft.h" |
19 #include "webrtc/rtc_base/array_view.h" | |
20 #include "webrtc/rtc_base/constructormagic.h" | |
21 | 21 |
22 namespace webrtc { | 22 namespace webrtc { |
23 | 23 |
24 // Wrapper class that provides 128 point real valued FFT functionality with the | 24 // Wrapper class that provides 128 point real valued FFT functionality with the |
25 // FftData type. | 25 // FftData type. |
26 class Aec3Fft { | 26 class Aec3Fft { |
27 public: | 27 public: |
28 Aec3Fft() = default; | 28 Aec3Fft() = default; |
29 // Computes the FFT. Note that both the input and output are modified. | 29 // Computes the FFT. Note that both the input and output are modified. |
30 void Fft(std::array<float, kFftLength>* x, FftData* X) const { | 30 void Fft(std::array<float, kFftLength>* x, FftData* X) const { |
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51 | 51 |
52 private: | 52 private: |
53 const OouraFft ooura_fft_; | 53 const OouraFft ooura_fft_; |
54 | 54 |
55 RTC_DISALLOW_COPY_AND_ASSIGN(Aec3Fft); | 55 RTC_DISALLOW_COPY_AND_ASSIGN(Aec3Fft); |
56 }; | 56 }; |
57 | 57 |
58 } // namespace webrtc | 58 } // namespace webrtc |
59 | 59 |
60 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_AEC3_FFT_H_ | 60 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_AEC3_FFT_H_ |
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