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/*
* 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 <utility>
#include "modules/audio_processing/aec_dump/aec_dump_impl.h"
#include "absl/memory/memory.h"
#include "modules/audio_processing/aec_dump/aec_dump_factory.h"
#include "rtc_base/checks.h"
#include "rtc_base/event.h"
namespace webrtc {
namespace {
void CopyFromConfigToEvent(const webrtc::InternalAPMConfig& config,
webrtc::audioproc::Config* pb_cfg) {
pb_cfg->set_aec_enabled(config.aec_enabled);
pb_cfg->set_aec_delay_agnostic_enabled(config.aec_delay_agnostic_enabled);
pb_cfg->set_aec_drift_compensation_enabled(
config.aec_drift_compensation_enabled);
pb_cfg->set_aec_extended_filter_enabled(config.aec_extended_filter_enabled);
pb_cfg->set_aec_suppression_level(config.aec_suppression_level);
pb_cfg->set_aecm_enabled(config.aecm_enabled);
pb_cfg->set_aecm_comfort_noise_enabled(config.aecm_comfort_noise_enabled);
pb_cfg->set_aecm_routing_mode(config.aecm_routing_mode);
pb_cfg->set_agc_enabled(config.agc_enabled);
pb_cfg->set_agc_mode(config.agc_mode);
pb_cfg->set_agc_limiter_enabled(config.agc_limiter_enabled);
pb_cfg->set_noise_robust_agc_enabled(config.noise_robust_agc_enabled);
pb_cfg->set_hpf_enabled(config.hpf_enabled);
pb_cfg->set_ns_enabled(config.ns_enabled);
pb_cfg->set_ns_level(config.ns_level);
pb_cfg->set_transient_suppression_enabled(
config.transient_suppression_enabled);
pb_cfg->set_intelligibility_enhancer_enabled(
config.intelligibility_enhancer_enabled);
pb_cfg->set_pre_amplifier_enabled(config.pre_amplifier_enabled);
pb_cfg->set_pre_amplifier_fixed_gain_factor(
config.pre_amplifier_fixed_gain_factor);
pb_cfg->set_experiments_description(config.experiments_description);
}
} // namespace
AecDumpImpl::AecDumpImpl(std::unique_ptr<FileWrapper> debug_file,
int64_t max_log_size_bytes,
rtc::TaskQueue* worker_queue)
: debug_file_(std::move(debug_file)),
num_bytes_left_for_log_(max_log_size_bytes),
worker_queue_(worker_queue),
capture_stream_info_(CreateWriteToFileTask()) {}
AecDumpImpl::~AecDumpImpl() {
// Block until all tasks have finished running.
rtc::Event thread_sync_event(false /* manual_reset */, false);
worker_queue_->PostTask([&thread_sync_event] { thread_sync_event.Set(); });
// Wait until the event has been signaled with .Set(). By then all
// pending tasks will have finished.
thread_sync_event.Wait(rtc::Event::kForever);
}
void AecDumpImpl::WriteInitMessage(const ProcessingConfig& api_format,
int64_t time_now_ms) {
auto task = CreateWriteToFileTask();
auto* event = task->GetEvent();
event->set_type(audioproc::Event::INIT);
audioproc::Init* msg = event->mutable_init();
msg->set_sample_rate(api_format.input_stream().sample_rate_hz());
msg->set_output_sample_rate(api_format.output_stream().sample_rate_hz());
msg->set_reverse_sample_rate(
api_format.reverse_input_stream().sample_rate_hz());
msg->set_reverse_output_sample_rate(
api_format.reverse_output_stream().sample_rate_hz());
msg->set_num_input_channels(
static_cast<int32_t>(api_format.input_stream().num_channels()));
msg->set_num_output_channels(
static_cast<int32_t>(api_format.output_stream().num_channels()));
msg->set_num_reverse_channels(
static_cast<int32_t>(api_format.reverse_input_stream().num_channels()));
msg->set_num_reverse_output_channels(
api_format.reverse_output_stream().num_channels());
msg->set_timestamp_ms(time_now_ms);
worker_queue_->PostTask(std::unique_ptr<rtc::QueuedTask>(std::move(task)));
}
void AecDumpImpl::AddCaptureStreamInput(
const AudioFrameView<const float>& src) {
capture_stream_info_.AddInput(src);
}
void AecDumpImpl::AddCaptureStreamOutput(
const AudioFrameView<const float>& src) {
capture_stream_info_.AddOutput(src);
}
void AecDumpImpl::AddCaptureStreamInput(const AudioFrame& frame) {
capture_stream_info_.AddInput(frame);
}
void AecDumpImpl::AddCaptureStreamOutput(const AudioFrame& frame) {
capture_stream_info_.AddOutput(frame);
}
void AecDumpImpl::AddAudioProcessingState(const AudioProcessingState& state) {
capture_stream_info_.AddAudioProcessingState(state);
}
void AecDumpImpl::WriteCaptureStreamMessage() {
auto task = capture_stream_info_.GetTask();
RTC_DCHECK(task);
worker_queue_->PostTask(std::unique_ptr<rtc::QueuedTask>(std::move(task)));
capture_stream_info_.SetTask(CreateWriteToFileTask());
}
void AecDumpImpl::WriteRenderStreamMessage(const AudioFrame& frame) {
auto task = CreateWriteToFileTask();
auto* event = task->GetEvent();
event->set_type(audioproc::Event::REVERSE_STREAM);
audioproc::ReverseStream* msg = event->mutable_reverse_stream();
const size_t data_size =
sizeof(int16_t) * frame.samples_per_channel_ * frame.num_channels_;
msg->set_data(frame.data(), data_size);
worker_queue_->PostTask(std::unique_ptr<rtc::QueuedTask>(std::move(task)));
}
void AecDumpImpl::WriteRenderStreamMessage(
const AudioFrameView<const float>& src) {
auto task = CreateWriteToFileTask();
auto* event = task->GetEvent();
event->set_type(audioproc::Event::REVERSE_STREAM);
audioproc::ReverseStream* msg = event->mutable_reverse_stream();
for (size_t i = 0; i < src.num_channels(); ++i) {
const auto& channel_view = src.channel(i);
msg->add_channel(channel_view.begin(), sizeof(float) * channel_view.size());
}
worker_queue_->PostTask(std::unique_ptr<rtc::QueuedTask>(std::move(task)));
}
void AecDumpImpl::WriteConfig(const InternalAPMConfig& config) {
RTC_DCHECK_RUNS_SERIALIZED(&race_checker_);
auto task = CreateWriteToFileTask();
auto* event = task->GetEvent();
event->set_type(audioproc::Event::CONFIG);
CopyFromConfigToEvent(config, event->mutable_config());
worker_queue_->PostTask(std::unique_ptr<rtc::QueuedTask>(std::move(task)));
}
std::unique_ptr<WriteToFileTask> AecDumpImpl::CreateWriteToFileTask() {
return absl::make_unique<WriteToFileTask>(debug_file_.get(),
&num_bytes_left_for_log_);
}
std::unique_ptr<AecDump> AecDumpFactory::Create(rtc::PlatformFile file,
int64_t max_log_size_bytes,
rtc::TaskQueue* worker_queue) {
RTC_DCHECK(worker_queue);
std::unique_ptr<FileWrapper> debug_file(FileWrapper::Create());
FILE* handle = rtc::FdopenPlatformFileForWriting(file);
if (!handle) {
return nullptr;
}
if (!debug_file->OpenFromFileHandle(handle)) {
return nullptr;
}
return absl::make_unique<AecDumpImpl>(std::move(debug_file),
max_log_size_bytes, worker_queue);
}
std::unique_ptr<AecDump> AecDumpFactory::Create(std::string file_name,
int64_t max_log_size_bytes,
rtc::TaskQueue* worker_queue) {
RTC_DCHECK(worker_queue);
std::unique_ptr<FileWrapper> debug_file(FileWrapper::Create());
if (!debug_file->OpenFile(file_name.c_str(), false)) {
return nullptr;
}
return absl::make_unique<AecDumpImpl>(std::move(debug_file),
max_log_size_bytes, worker_queue);
}
std::unique_ptr<AecDump> AecDumpFactory::Create(FILE* handle,
int64_t max_log_size_bytes,
rtc::TaskQueue* worker_queue) {
RTC_DCHECK(worker_queue);
RTC_DCHECK(handle);
std::unique_ptr<FileWrapper> debug_file(FileWrapper::Create());
if (!debug_file->OpenFromFileHandle(handle)) {
return nullptr;
}
return absl::make_unique<AecDumpImpl>(std::move(debug_file),
max_log_size_bytes, worker_queue);
}
} // namespace webrtc
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