| /* |
| * Copyright (c) 2016 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. |
| */ |
| |
| #ifndef MODULES_AUDIO_PROCESSING_AEC3_BLOCK_PROCESSOR_H_ |
| #define MODULES_AUDIO_PROCESSING_AEC3_BLOCK_PROCESSOR_H_ |
| |
| #include <memory> |
| #include <vector> |
| |
| #include "modules/audio_processing/aec3/echo_remover.h" |
| #include "modules/audio_processing/aec3/render_delay_buffer.h" |
| #include "modules/audio_processing/aec3/render_delay_controller.h" |
| |
| namespace webrtc { |
| |
| // Class for performing echo cancellation on 64 sample blocks of audio data. |
| class BlockProcessor { |
| public: |
| static BlockProcessor* Create( |
| const AudioProcessing::Config::EchoCanceller3& config, |
| int sample_rate_hz); |
| // Only used for testing purposes. |
| static BlockProcessor* Create( |
| const AudioProcessing::Config::EchoCanceller3& config, |
| int sample_rate_hz, |
| std::unique_ptr<RenderDelayBuffer> render_buffer); |
| static BlockProcessor* Create( |
| const AudioProcessing::Config::EchoCanceller3& config, |
| int sample_rate_hz, |
| std::unique_ptr<RenderDelayBuffer> render_buffer, |
| std::unique_ptr<RenderDelayController> delay_controller, |
| std::unique_ptr<EchoRemover> echo_remover); |
| |
| virtual ~BlockProcessor() = default; |
| |
| // Processes a block of capture data. |
| virtual void ProcessCapture( |
| bool echo_path_gain_change, |
| bool capture_signal_saturation, |
| std::vector<std::vector<float>>* capture_block) = 0; |
| |
| // Buffers a block of render data supplied by a FrameBlocker object. |
| virtual void BufferRender( |
| const std::vector<std::vector<float>>& render_block) = 0; |
| |
| // Reports whether echo leakage has been detected in the echo canceller |
| // output. |
| virtual void UpdateEchoLeakageStatus(bool leakage_detected) = 0; |
| }; |
| |
| } // namespace webrtc |
| |
| #endif // MODULES_AUDIO_PROCESSING_AEC3_BLOCK_PROCESSOR_H_ |