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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_VOICE_DETECTION_IMPL_H_ | 11 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_VOICE_DETECTION_IMPL_H_ |
12 #define WEBRTC_MODULES_AUDIO_PROCESSING_VOICE_DETECTION_IMPL_H_ | 12 #define WEBRTC_MODULES_AUDIO_PROCESSING_VOICE_DETECTION_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 VoiceDetectionImpl : public VoiceDetection, | 23 class VoiceDetectionImpl : public VoiceDetection { |
23 public ProcessingComponent { | |
24 public: | 24 public: |
25 VoiceDetectionImpl(const AudioProcessing* apm, rtc::CriticalSection* crit); | 25 explicit VoiceDetectionImpl(rtc::CriticalSection* crit); |
26 virtual ~VoiceDetectionImpl(); | 26 ~VoiceDetectionImpl() override; |
27 | 27 |
28 int ProcessCaptureAudio(AudioBuffer* audio); | 28 // TODO(peah): Fold into ctor, once public API is removed. |
| 29 void Initialize(int sample_rate_hz); |
| 30 void ProcessCaptureAudio(AudioBuffer* audio); |
29 | 31 |
30 // VoiceDetection implementation. | 32 // VoiceDetection implementation. |
| 33 int Enable(bool enable) override; |
31 bool is_enabled() const override; | 34 bool is_enabled() const override; |
32 | |
33 // ProcessingComponent implementation. | |
34 int Initialize() override; | |
35 | |
36 private: | |
37 // VoiceDetection implementation. | |
38 int Enable(bool enable) override; | |
39 int set_stream_has_voice(bool has_voice) override; | 35 int set_stream_has_voice(bool has_voice) override; |
40 bool stream_has_voice() const override; | 36 bool stream_has_voice() const override; |
41 int set_likelihood(Likelihood likelihood) override; | 37 int set_likelihood(Likelihood likelihood) override; |
42 Likelihood likelihood() const override; | 38 Likelihood likelihood() const override; |
43 int set_frame_size_ms(int size) override; | 39 int set_frame_size_ms(int size) override; |
44 int frame_size_ms() const override; | 40 int frame_size_ms() const override; |
45 | 41 |
46 // ProcessingComponent implementation. | 42 private: |
47 void* CreateHandle() const override; | 43 class Vad; |
48 int InitializeHandle(void* handle) const override; | |
49 int ConfigureHandle(void* handle) const override; | |
50 void DestroyHandle(void* handle) const override; | |
51 int num_handles_required() const override; | |
52 int GetHandleError(void* handle) const override; | |
53 | |
54 // Not guarded as its public API is thread safe. | |
55 const AudioProcessing* apm_; | |
56 | |
57 rtc::CriticalSection* const crit_; | 44 rtc::CriticalSection* const crit_; |
58 | 45 bool enabled_ GUARDED_BY(crit_) = false; |
59 bool stream_has_voice_ GUARDED_BY(crit_); | 46 bool stream_has_voice_ GUARDED_BY(crit_) = false; |
60 bool using_external_vad_ GUARDED_BY(crit_); | 47 bool using_external_vad_ GUARDED_BY(crit_) = false; |
61 Likelihood likelihood_ GUARDED_BY(crit_); | 48 Likelihood likelihood_ GUARDED_BY(crit_) = kLowLikelihood; |
62 int frame_size_ms_ GUARDED_BY(crit_); | 49 int frame_size_ms_ GUARDED_BY(crit_) = 10; |
63 size_t frame_size_samples_ GUARDED_BY(crit_); | 50 size_t frame_size_samples_ GUARDED_BY(crit_) = 0; |
| 51 int sample_rate_hz_ GUARDED_BY(crit_) = 0; |
| 52 rtc::scoped_ptr<Vad> vad_ GUARDED_BY(crit_); |
| 53 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(VoiceDetectionImpl); |
64 }; | 54 }; |
65 } // namespace webrtc | 55 } // namespace webrtc |
66 | 56 |
67 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_VOICE_DETECTION_IMPL_H_ | 57 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_VOICE_DETECTION_IMPL_H_ |
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