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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 |
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51 // Returns the system delay of the first AEC component. | 51 // Returns the system delay of the first AEC component. |
52 int GetSystemDelayInSamples() const; | 52 int GetSystemDelayInSamples() const; |
53 | 53 |
54 static void PackRenderAudioBuffer(const AudioBuffer* audio, | 54 static void PackRenderAudioBuffer(const AudioBuffer* audio, |
55 size_t num_output_channels, | 55 size_t num_output_channels, |
56 size_t num_channels, | 56 size_t num_channels, |
57 std::vector<float>* packed_buffer); | 57 std::vector<float>* packed_buffer); |
58 static size_t NumCancellersRequired(size_t num_output_channels, | 58 static size_t NumCancellersRequired(size_t num_output_channels, |
59 size_t num_reverse_channels); | 59 size_t num_reverse_channels); |
60 | 60 |
61 // Enable logging of various AEC statistics. | |
62 int enable_metrics(bool enable) override; | |
63 | |
64 // Provides various statistics about the AEC. | |
65 int GetMetrics(Metrics* metrics) override; | |
66 | |
67 // Enable logging of delay metrics. | |
68 int enable_delay_logging(bool enable) override; | |
69 | |
70 // Provides delay metrics. | |
71 int GetDelayMetrics(int* median, | |
72 int* std, | |
73 float* fraction_poor_delays) override; | |
74 | |
75 private: | 61 private: |
76 class Canceller; | 62 class Canceller; |
77 struct StreamProperties; | 63 struct StreamProperties; |
78 | 64 |
79 // EchoCancellation implementation. | 65 // EchoCancellation implementation. |
80 int Enable(bool enable) override; | 66 int Enable(bool enable) override; |
81 int enable_drift_compensation(bool enable) override; | 67 int enable_drift_compensation(bool enable) override; |
82 void set_stream_drift_samples(int drift) override; | 68 void set_stream_drift_samples(int drift) override; |
83 int set_suppression_level(SuppressionLevel level) override; | 69 int set_suppression_level(SuppressionLevel level) override; |
| 70 int enable_metrics(bool enable) override; |
84 bool are_metrics_enabled() const override; | 71 bool are_metrics_enabled() const override; |
85 bool stream_has_echo() const override; | 72 bool stream_has_echo() const override; |
| 73 int GetMetrics(Metrics* metrics) override; |
| 74 int enable_delay_logging(bool enable) override; |
86 bool is_delay_logging_enabled() const override; | 75 bool is_delay_logging_enabled() const override; |
87 int GetDelayMetrics(int* median, int* std) override; | 76 int GetDelayMetrics(int* median, int* std) override; |
| 77 int GetDelayMetrics(int* median, |
| 78 int* std, |
| 79 float* fraction_poor_delays) override; |
88 | 80 |
89 struct AecCore* aec_core() const override; | 81 struct AecCore* aec_core() const override; |
90 | 82 |
91 void AllocateRenderQueue(); | 83 void AllocateRenderQueue(); |
92 int Configure(); | 84 int Configure(); |
93 | 85 |
94 rtc::CriticalSection* const crit_render_ ACQUIRED_BEFORE(crit_capture_); | 86 rtc::CriticalSection* const crit_render_ ACQUIRED_BEFORE(crit_capture_); |
95 rtc::CriticalSection* const crit_capture_; | 87 rtc::CriticalSection* const crit_capture_; |
96 | 88 |
97 bool enabled_ = false; | 89 bool enabled_ = false; |
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109 | 101 |
110 std::vector<std::unique_ptr<Canceller>> cancellers_; | 102 std::vector<std::unique_ptr<Canceller>> cancellers_; |
111 std::unique_ptr<StreamProperties> stream_properties_; | 103 std::unique_ptr<StreamProperties> stream_properties_; |
112 | 104 |
113 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(EchoCancellationImpl); | 105 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(EchoCancellationImpl); |
114 }; | 106 }; |
115 | 107 |
116 } // namespace webrtc | 108 } // namespace webrtc |
117 | 109 |
118 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_ECHO_CANCELLATION_IMPL_H_ | 110 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_ECHO_CANCELLATION_IMPL_H_ |
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