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332150d7df
The audio processing module reports the metrics 'echo return loss' and 'echo return loss enhancement' for AEC3. Bug: webrtc:8533 Change-Id: I166c504adf013d6cb5d6d3c9717d0622c3454bb7 Reviewed-on: https://webrtc-review.googlesource.com/24880 Commit-Queue: Gustaf Ullberg <gustaf@webrtc.org> Reviewed-by: Ivo Creusen <ivoc@webrtc.org> Reviewed-by: Per Åhgren <peah@webrtc.org> Cr-Commit-Position: refs/heads/master@{#20835}
62 lines
2.2 KiB
C++
62 lines
2.2 KiB
C++
/*
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* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef MODULES_AUDIO_PROCESSING_AEC3_BLOCK_PROCESSOR_H_
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#define MODULES_AUDIO_PROCESSING_AEC3_BLOCK_PROCESSOR_H_
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#include <memory>
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#include <vector>
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#include "modules/audio_processing/aec3/echo_remover.h"
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#include "modules/audio_processing/aec3/render_delay_buffer.h"
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#include "modules/audio_processing/aec3/render_delay_controller.h"
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namespace webrtc {
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// Class for performing echo cancellation on 64 sample blocks of audio data.
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class BlockProcessor {
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public:
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static BlockProcessor* Create(const EchoCanceller3Config& config,
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int sample_rate_hz);
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// Only used for testing purposes.
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static BlockProcessor* Create(
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const EchoCanceller3Config& config,
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int sample_rate_hz,
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std::unique_ptr<RenderDelayBuffer> render_buffer);
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static BlockProcessor* Create(
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const EchoCanceller3Config& config,
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int sample_rate_hz,
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std::unique_ptr<RenderDelayBuffer> render_buffer,
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std::unique_ptr<RenderDelayController> delay_controller,
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std::unique_ptr<EchoRemover> echo_remover);
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virtual ~BlockProcessor() = default;
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// Get current metrics.
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virtual void GetMetrics(EchoControl::Metrics* metrics) const = 0;
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// Processes a block of capture data.
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virtual void ProcessCapture(
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bool echo_path_gain_change,
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bool capture_signal_saturation,
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std::vector<std::vector<float>>* capture_block) = 0;
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// Buffers a block of render data supplied by a FrameBlocker object.
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virtual void BufferRender(
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const std::vector<std::vector<float>>& render_block) = 0;
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// Reports whether echo leakage has been detected in the echo canceller
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// output.
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virtual void UpdateEchoLeakageStatus(bool leakage_detected) = 0;
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};
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} // namespace webrtc
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#endif // MODULES_AUDIO_PROCESSING_AEC3_BLOCK_PROCESSOR_H_
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