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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_ECHO_REMOVER_H_ | 11 #ifndef WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_ECHO_REMOVER_H_ |
12 #define WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_ECHO_REMOVER_H_ | 12 #define WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_ECHO_REMOVER_H_ |
13 | 13 |
14 #include <vector> | 14 #include <vector> |
15 | 15 |
16 #include "webrtc/base/optional.h" | 16 #include "webrtc/base/optional.h" |
17 #include "webrtc/modules/audio_processing/aec3/echo_path_variability.h" | 17 #include "webrtc/modules/audio_processing/aec3/echo_path_variability.h" |
| 18 #include "webrtc/modules/audio_processing/aec3/render_buffer.h" |
18 | 19 |
19 namespace webrtc { | 20 namespace webrtc { |
20 | 21 |
21 // Class for removing the echo from the capture signal. | 22 // Class for removing the echo from the capture signal. |
22 class EchoRemover { | 23 class EchoRemover { |
23 public: | 24 public: |
24 static EchoRemover* Create(int sample_rate_hz); | 25 static EchoRemover* Create(int sample_rate_hz); |
25 virtual ~EchoRemover() = default; | 26 virtual ~EchoRemover() = default; |
26 | 27 |
27 // Removes the echo from a block of samples from the capture signal. The | 28 // Removes the echo from a block of samples from the capture signal. The |
28 // supplied render signal is assumed to be pre-aligned with the capture | 29 // supplied render signal is assumed to be pre-aligned with the capture |
29 // signal. | 30 // signal. |
30 virtual void ProcessBlock( | 31 virtual void ProcessCapture( |
31 const rtc::Optional<size_t>& echo_path_delay_samples, | 32 const rtc::Optional<size_t>& echo_path_delay_samples, |
32 const EchoPathVariability& echo_path_variability, | 33 const EchoPathVariability& echo_path_variability, |
33 bool capture_signal_saturation, | 34 bool capture_signal_saturation, |
34 const std::vector<std::vector<float>>& render, | 35 const RenderBuffer& render_buffer, |
35 std::vector<std::vector<float>>* capture) = 0; | 36 std::vector<std::vector<float>>* capture) = 0; |
36 | 37 |
37 // Updates the status on whether echo leakage is detected in the output of the | 38 // Updates the status on whether echo leakage is detected in the output of the |
38 // echo remover. | 39 // echo remover. |
39 virtual void UpdateEchoLeakageStatus(bool leakage_detected) = 0; | 40 virtual void UpdateEchoLeakageStatus(bool leakage_detected) = 0; |
40 }; | 41 }; |
41 | 42 |
42 } // namespace webrtc | 43 } // namespace webrtc |
43 | 44 |
44 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_ECHO_REMOVER_H_ | 45 #endif // WEBRTC_MODULES_AUDIO_PROCESSING_AEC3_ECHO_REMOVER_H_ |
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