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1 /* | 1 /* |
2 * Copyright (c) 2012 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2012 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_NOISE_SUPPRESSION_IMPL_H_ | 11 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_NOISE_SUPPRESSION_IMPL_H_ |
12 #define WEBRTC_MODULES_AUDIO_PROCESSING_NOISE_SUPPRESSION_IMPL_H_ | 12 #define WEBRTC_MODULES_AUDIO_PROCESSING_NOISE_SUPPRESSION_IMPL_H_ |
13 | 13 |
| 14 #include "webrtc/base/constructormagic.h" |
14 #include "webrtc/base/criticalsection.h" | 15 #include "webrtc/base/criticalsection.h" |
| 16 #include "webrtc/base/scoped_ptr.h" |
15 #include "webrtc/modules/audio_processing/include/audio_processing.h" | 17 #include "webrtc/modules/audio_processing/include/audio_processing.h" |
16 #include "webrtc/modules/audio_processing/processing_component.h" | |
17 | 18 |
18 namespace webrtc { | 19 namespace webrtc { |
19 | 20 |
20 class AudioBuffer; | 21 class AudioBuffer; |
21 | 22 |
22 class NoiseSuppressionImpl : public NoiseSuppression, | 23 class NoiseSuppressionImpl : public NoiseSuppression { |
23 public ProcessingComponent { | |
24 public: | 24 public: |
25 NoiseSuppressionImpl(const AudioProcessing* apm, rtc::CriticalSection* crit); | 25 explicit NoiseSuppressionImpl(rtc::CriticalSection* crit); |
26 virtual ~NoiseSuppressionImpl(); | 26 ~NoiseSuppressionImpl() override; |
27 | 27 |
| 28 // TODO(peah): Fold into ctor, once public API is removed. |
| 29 void Initialize(int channels, int sample_rate_hz); |
28 int AnalyzeCaptureAudio(AudioBuffer* audio); | 30 int AnalyzeCaptureAudio(AudioBuffer* audio); |
29 int ProcessCaptureAudio(AudioBuffer* audio); | 31 int ProcessCaptureAudio(AudioBuffer* audio); |
30 | 32 |
31 // NoiseSuppression implementation. | 33 // NoiseSuppression implementation. |
| 34 int Enable(bool enable) override; |
32 bool is_enabled() const override; | 35 bool is_enabled() const override; |
| 36 int set_level(Level level) override; |
| 37 Level level() const override; |
33 float speech_probability() const override; | 38 float speech_probability() const override; |
34 Level level() const override; | |
35 | 39 |
36 private: | 40 private: |
37 // NoiseSuppression implementation. | 41 class Suppressor; |
38 int Enable(bool enable) override; | |
39 int set_level(Level level) override; | |
40 | |
41 // ProcessingComponent implementation. | |
42 void* CreateHandle() const override; | |
43 int InitializeHandle(void* handle) const override; | |
44 int ConfigureHandle(void* handle) const override; | |
45 void DestroyHandle(void* handle) const override; | |
46 int num_handles_required() const override; | |
47 int GetHandleError(void* handle) const override; | |
48 | |
49 // Not guarded as its public API is thread safe. | |
50 const AudioProcessing* apm_; | |
51 | |
52 rtc::CriticalSection* const crit_; | 42 rtc::CriticalSection* const crit_; |
53 | 43 bool enabled_ GUARDED_BY(crit_) = false; |
54 Level level_ GUARDED_BY(crit_); | 44 Level level_ GUARDED_BY(crit_) = kModerate; |
| 45 std::vector<rtc::scoped_ptr<Suppressor>> suppressors_ GUARDED_BY(crit_); |
| 46 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(NoiseSuppressionImpl); |
55 }; | 47 }; |
56 | |
57 } // namespace webrtc | 48 } // namespace webrtc |
58 | 49 |
59 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_NOISE_SUPPRESSION_IMPL_H_ | 50 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_NOISE_SUPPRESSION_IMPL_H_ |
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