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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 #include "webrtc/modules/audio_processing/aec3/render_delay_controller.h" | 10 #include "webrtc/modules/audio_processing/aec3/render_delay_controller.h" |
| 11 | 11 |
| 12 #include <algorithm> | 12 #include <algorithm> |
| 13 #include <memory> | 13 #include <memory> |
| 14 #include <string> | 14 #include <string> |
| 15 #include <vector> | 15 #include <vector> |
| 16 | 16 |
| 17 #include "webrtc/modules/audio_processing/aec3/aec3_common.h" | 17 #include "webrtc/modules/audio_processing/aec3/aec3_common.h" |
| 18 #include "webrtc/modules/audio_processing/aec3/echo_path_delay_estimator.h" | 18 #include "webrtc/modules/audio_processing/aec3/echo_path_delay_estimator.h" |
| 19 #include "webrtc/modules/audio_processing/aec3/render_delay_controller_metrics.h
" | 19 #include "webrtc/modules/audio_processing/aec3/render_delay_controller_metrics.h
" |
| 20 #include "webrtc/modules/audio_processing/include/audio_processing.h" |
| 20 #include "webrtc/rtc_base/atomicops.h" | 21 #include "webrtc/rtc_base/atomicops.h" |
| 21 #include "webrtc/rtc_base/constructormagic.h" | 22 #include "webrtc/rtc_base/constructormagic.h" |
| 22 | 23 |
| 23 namespace webrtc { | 24 namespace webrtc { |
| 24 | 25 |
| 25 namespace { | 26 namespace { |
| 26 | 27 |
| 27 class RenderDelayControllerImpl final : public RenderDelayController { | 28 class RenderDelayControllerImpl final : public RenderDelayController { |
| 28 public: | 29 public: |
| 29 RenderDelayControllerImpl(int sample_rate_hz); | 30 RenderDelayControllerImpl( |
| 31 const AudioProcessing::Config::EchoCanceller3& config, |
| 32 int sample_rate_hz); |
| 30 ~RenderDelayControllerImpl() override; | 33 ~RenderDelayControllerImpl() override; |
| 31 void Reset() override; | 34 void Reset() override; |
| 32 void SetDelay(size_t render_delay) override; | 35 void SetDelay(size_t render_delay) override; |
| 33 size_t GetDelay(const DownsampledRenderBuffer& render_buffer, | 36 size_t GetDelay(const DownsampledRenderBuffer& render_buffer, |
| 34 rtc::ArrayView<const float> capture) override; | 37 rtc::ArrayView<const float> capture) override; |
| 35 rtc::Optional<size_t> AlignmentHeadroomSamples() const override { | 38 rtc::Optional<size_t> AlignmentHeadroomSamples() const override { |
| 36 return headroom_samples_; | 39 return headroom_samples_; |
| 37 } | 40 } |
| 38 | 41 |
| 39 private: | 42 private: |
| (...skipping 21 matching lines...) Expand all Loading... |
| 61 // Add hysteresis. | 64 // Add hysteresis. |
| 62 if (new_delay == current_delay + 1) { | 65 if (new_delay == current_delay + 1) { |
| 63 new_delay = current_delay; | 66 new_delay = current_delay; |
| 64 } | 67 } |
| 65 | 68 |
| 66 return new_delay; | 69 return new_delay; |
| 67 } | 70 } |
| 68 | 71 |
| 69 int RenderDelayControllerImpl::instance_count_ = 0; | 72 int RenderDelayControllerImpl::instance_count_ = 0; |
| 70 | 73 |
| 71 RenderDelayControllerImpl::RenderDelayControllerImpl(int sample_rate_hz) | 74 RenderDelayControllerImpl::RenderDelayControllerImpl( |
| 75 const AudioProcessing::Config::EchoCanceller3& config, |
| 76 int sample_rate_hz) |
| 72 : data_dumper_( | 77 : data_dumper_( |
| 73 new ApmDataDumper(rtc::AtomicOps::Increment(&instance_count_))), | 78 new ApmDataDumper(rtc::AtomicOps::Increment(&instance_count_))), |
| 74 delay_estimator_(data_dumper_.get()) { | 79 delay_estimator_(data_dumper_.get(), config) { |
| 75 RTC_DCHECK(ValidFullBandRate(sample_rate_hz)); | 80 RTC_DCHECK(ValidFullBandRate(sample_rate_hz)); |
| 76 } | 81 } |
| 77 | 82 |
| 78 RenderDelayControllerImpl::~RenderDelayControllerImpl() = default; | 83 RenderDelayControllerImpl::~RenderDelayControllerImpl() = default; |
| 79 | 84 |
| 80 void RenderDelayControllerImpl::Reset() { | 85 void RenderDelayControllerImpl::Reset() { |
| 81 delay_ = kMinEchoPathDelayBlocks; | 86 delay_ = kMinEchoPathDelayBlocks; |
| 82 blocks_since_last_delay_estimate_ = 300000; | 87 blocks_since_last_delay_estimate_ = 300000; |
| 83 echo_path_delay_samples_ = 0; | 88 echo_path_delay_samples_ = 0; |
| 84 align_call_counter_ = 0; | 89 align_call_counter_ = 0; |
| (...skipping 42 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 127 | 132 |
| 128 data_dumper_->DumpRaw("aec3_render_delay_controller_delay", 1, | 133 data_dumper_->DumpRaw("aec3_render_delay_controller_delay", 1, |
| 129 &echo_path_delay_samples_); | 134 &echo_path_delay_samples_); |
| 130 data_dumper_->DumpRaw("aec3_render_delay_controller_buffer_delay", delay_); | 135 data_dumper_->DumpRaw("aec3_render_delay_controller_buffer_delay", delay_); |
| 131 | 136 |
| 132 return delay_; | 137 return delay_; |
| 133 } | 138 } |
| 134 | 139 |
| 135 } // namespace | 140 } // namespace |
| 136 | 141 |
| 137 RenderDelayController* RenderDelayController::Create(int sample_rate_hz) { | 142 RenderDelayController* RenderDelayController::Create( |
| 138 return new RenderDelayControllerImpl(sample_rate_hz); | 143 const AudioProcessing::Config::EchoCanceller3& config, |
| 144 int sample_rate_hz) { |
| 145 return new RenderDelayControllerImpl(config, sample_rate_hz); |
| 139 } | 146 } |
| 140 | 147 |
| 141 } // namespace webrtc | 148 } // namespace webrtc |
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