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| 1 /* |
| 2 * Copyright (c) 2016 The WebRTC project authors. All Rights Reserved. |
| 3 * |
| 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 |
| 6 * tree. An additional intellectual property rights grant can be found |
| 7 * in the file PATENTS. All contributing project authors may |
| 8 * be found in the AUTHORS file in the root of the source tree. |
| 9 */ |
| 10 #include "webrtc/modules/audio_processing/aec3/block_processor.h" |
| 11 |
| 12 #include "webrtc/base/atomicops.h" |
| 13 #include "webrtc/base/optional.h" |
| 14 #include "webrtc/modules/audio_processing/aec3/aec3_constants.h" |
| 15 |
| 16 namespace webrtc { |
| 17 namespace { |
| 18 |
| 19 class BlockProcessorImpl final : public BlockProcessor { |
| 20 public: |
| 21 explicit BlockProcessorImpl(int sample_rate_hz); |
| 22 ~BlockProcessorImpl() override; |
| 23 |
| 24 void ProcessCapture(bool known_echo_path_change, |
| 25 bool saturated_microphone_signal, |
| 26 std::vector<std::vector<float>>* capture_block) override; |
| 27 |
| 28 bool BufferRender(std::vector<std::vector<float>>* block) override; |
| 29 |
| 30 void ReportEchoLeakage(bool leakage_detected) override; |
| 31 |
| 32 private: |
| 33 const size_t sample_rate_hz_; |
| 34 static int instance_count_; |
| 35 std::unique_ptr<ApmDataDumper> data_dumper_; |
| 36 RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(BlockProcessorImpl); |
| 37 }; |
| 38 |
| 39 int BlockProcessorImpl::instance_count_ = 0; |
| 40 |
| 41 BlockProcessorImpl::BlockProcessorImpl(int sample_rate_hz) |
| 42 : sample_rate_hz_(sample_rate_hz), |
| 43 data_dumper_( |
| 44 new ApmDataDumper(rtc::AtomicOps::Increment(&instance_count_))) {} |
| 45 |
| 46 BlockProcessorImpl::~BlockProcessorImpl() = default; |
| 47 |
| 48 void BlockProcessorImpl::ProcessCapture( |
| 49 bool known_echo_path_change, |
| 50 bool saturated_microphone_signal, |
| 51 std::vector<std::vector<float>>* capture_block) { |
| 52 RTC_DCHECK(capture_block); |
| 53 RTC_DCHECK_EQ(NumBandsForRate(sample_rate_hz_), capture_block->size()); |
| 54 RTC_DCHECK_EQ(kBlockSize, (*capture_block)[0].size()); |
| 55 } |
| 56 |
| 57 bool BlockProcessorImpl::BufferRender( |
| 58 std::vector<std::vector<float>>* render_block) { |
| 59 RTC_DCHECK(render_block); |
| 60 RTC_DCHECK_EQ(NumBandsForRate(sample_rate_hz_), render_block->size()); |
| 61 RTC_DCHECK_EQ(kBlockSize, (*render_block)[0].size()); |
| 62 return false; |
| 63 } |
| 64 |
| 65 void BlockProcessorImpl::ReportEchoLeakage(bool leakage_detected) {} |
| 66 |
| 67 } // namespace |
| 68 |
| 69 BlockProcessor* BlockProcessor::Create(int sample_rate_hz) { |
| 70 return new BlockProcessorImpl(sample_rate_hz); |
| 71 } |
| 72 |
| 73 } // namespace webrtc |
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