| /* |
| * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| #include "webrtc/modules/audio_processing/aec3/echo_remover.h" |
| |
| #include <algorithm> |
| #include <vector> |
| |
| #include "webrtc/base/constructormagic.h" |
| #include "webrtc/base/checks.h" |
| #include "webrtc/base/optional.h" |
| #include "webrtc/modules/audio_processing/aec3/aec3_constants.h" |
| |
| namespace webrtc { |
| |
| namespace { |
| class EchoRemoverImpl final : public EchoRemover { |
| public: |
| explicit EchoRemoverImpl(int sample_rate_hz); |
| ~EchoRemoverImpl() override; |
| |
| void ProcessBlock(const rtc::Optional<size_t>& echo_path_delay_samples, |
| const EchoPathVariability& echo_path_variability, |
| bool capture_signal_saturation, |
| const std::vector<std::vector<float>>& render, |
| std::vector<std::vector<float>>* capture) override; |
| |
| void UpdateEchoLeakageStatus(bool leakage_detected) override; |
| |
| private: |
| const int sample_rate_hz_; |
| |
| RTC_DISALLOW_COPY_AND_ASSIGN(EchoRemoverImpl); |
| }; |
| |
| // TODO(peah): Add functionality. |
| EchoRemoverImpl::EchoRemoverImpl(int sample_rate_hz) |
| : sample_rate_hz_(sample_rate_hz) { |
| RTC_DCHECK(ValidFullBandRate(sample_rate_hz_)); |
| } |
| |
| EchoRemoverImpl::~EchoRemoverImpl() = default; |
| |
| // TODO(peah): Add functionality. |
| void EchoRemoverImpl::ProcessBlock( |
| const rtc::Optional<size_t>& echo_path_delay_samples, |
| const EchoPathVariability& echo_path_variability, |
| bool capture_signal_saturation, |
| const std::vector<std::vector<float>>& render, |
| std::vector<std::vector<float>>* capture) { |
| RTC_DCHECK(capture); |
| RTC_DCHECK_EQ(render.size(), NumBandsForRate(sample_rate_hz_)); |
| RTC_DCHECK_EQ(capture->size(), NumBandsForRate(sample_rate_hz_)); |
| RTC_DCHECK_EQ(render[0].size(), kBlockSize); |
| RTC_DCHECK_EQ((*capture)[0].size(), kBlockSize); |
| } |
| |
| // TODO(peah): Add functionality. |
| void EchoRemoverImpl::UpdateEchoLeakageStatus(bool leakage_detected) {} |
| |
| } // namespace |
| |
| EchoRemover* EchoRemover::Create(int sample_rate_hz) { |
| return new EchoRemoverImpl(sample_rate_hz); |
| } |
| |
| } // namespace webrtc |