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// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/renderer_host/media/aec_dump_manager_impl.h"
#include "base/files/file.h"
#include "base/functional/callback_helpers.h"
#include "base/strings/string_number_conversions.h"
#include "base/task/thread_pool.h"
#include "content/browser/webrtc/webrtc_internals.h"
#include "mojo/public/cpp/base/file_mojom_traits.h"
namespace content {
namespace {
constexpr char kAecDumpFileNameAddition[] = "aec_dump";
base::File CreateDumpFile(const base::FilePath& file_path) {
return base::File(file_path,
base::File::FLAG_OPEN_ALWAYS | base::File::FLAG_APPEND);
}
} // namespace
AecDumpManagerImpl::AecDumpManagerImpl() = default;
AecDumpManagerImpl::~AecDumpManagerImpl() = default;
void AecDumpManagerImpl::AddReceiver(
mojo::PendingReceiver<blink::mojom::AecDumpManager> receiver) {
receiver_set_.Add(this, std::move(receiver));
}
void AecDumpManagerImpl::AutoStart() {
WebRTCInternals* webrtc_internals = WebRTCInternals::GetInstance();
if (webrtc_internals->IsAudioDebugRecordingsEnabled())
Start(webrtc_internals->GetAudioDebugRecordingsFilePath());
}
void AecDumpManagerImpl::Start(const base::FilePath& file_path) {
for (auto& it : agents_)
CreateFileAndStartDump(file_path, it.first);
}
void AecDumpManagerImpl::Stop() {
for (auto& it : agents_)
it.second->Stop();
}
void AecDumpManagerImpl::Add(
mojo::PendingRemote<blink::mojom::AecDumpAgent> agent) {
int id = ++id_counter_;
agents_.emplace(std::make_pair(id, std::move(agent)));
agents_[id].set_disconnect_handler(
base::BindOnce(&AecDumpManagerImpl::OnAgentDisconnected,
weak_factory_.GetWeakPtr(), id));
WebRTCInternals* webrtc_internals = WebRTCInternals::GetInstance();
if (webrtc_internals->IsAudioDebugRecordingsEnabled()) {
CreateFileAndStartDump(webrtc_internals->GetAudioDebugRecordingsFilePath(),
id);
}
}
void AecDumpManagerImpl::CreateFileAndStartDump(const base::FilePath& file_path,
int id) {
base::FilePath file_path_extended =
file_path.AddExtensionASCII(base::NumberToString(pid_))
.AddExtensionASCII(kAecDumpFileNameAddition)
.AddExtensionASCII(base::NumberToString(id));
base::ThreadPool::PostTaskAndReplyWithResult(
FROM_HERE,
{base::MayBlock(), base::TaskShutdownBehavior::SKIP_ON_SHUTDOWN,
base::TaskPriority::USER_BLOCKING},
base::BindOnce(&CreateDumpFile, file_path_extended),
base::BindOnce(&AecDumpManagerImpl::StartDump, weak_factory_.GetWeakPtr(),
id));
}
void AecDumpManagerImpl::StartDump(int id, base::File file) {
if (!file.IsValid()) {
VLOG(1) << "Could not open AEC dump file, error=" << file.error_details();
return;
}
auto it = agents_.find(id);
if (it == agents_.end()) {
// Post the file close to avoid blocking the current thread.
base::ThreadPool::PostTask(FROM_HERE,
{base::TaskPriority::LOWEST, base::MayBlock()},
base::DoNothingWithBoundArgs(std::move(file)));
return;
}
it->second->Start(std::move(file));
}
void AecDumpManagerImpl::OnAgentDisconnected(int id) {
agents_.erase(id);
}
} // namespace content
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