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// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "services/audio/service_factory.h"
#include <string>
#include <utility>
#include "base/bind.h"
#include "base/command_line.h"
#include "base/metrics/field_trial_params.h"
#include "base/optional.h"
#include "base/strings/string_number_conversions.h"
#include "base/time/time.h"
#include "media/audio/audio_manager.h"
#include "media/base/media_switches.h"
#include "services/audio/in_process_audio_manager_accessor.h"
#include "services/audio/owning_audio_manager_accessor.h"
#include "services/audio/service.h"
namespace audio {
namespace {
base::Optional<base::TimeDelta> GetExperimentalQuitTimeout() {
std::string timeout_str(
base::GetFieldTrialParamValue("AudioService", "teardown_timeout_s"));
int timeout_s = 0;
if (!base::StringToInt(timeout_str, &timeout_s))
return base::nullopt; // Ill-formed value provided, fall back to default.
return base::TimeDelta::FromSeconds(timeout_s);
}
base::Optional<base::TimeDelta> GetCommandLineQuitTimeout() {
const base::CommandLine* cmd_line = base::CommandLine::ForCurrentProcess();
if (!cmd_line->HasSwitch(switches::kAudioServiceQuitTimeoutMs))
return base::nullopt;
std::string timeout_str(
cmd_line->GetSwitchValueASCII(switches::kAudioServiceQuitTimeoutMs));
int timeout_ms = 0;
if (!base::StringToInt(timeout_str, &timeout_ms))
return base::nullopt; // Ill-formed value provided, fall back to default.
return base::TimeDelta::FromMilliseconds(timeout_ms);
}
base::Optional<base::TimeDelta> GetQuitTimeout() {
if (auto timeout = GetCommandLineQuitTimeout())
return *timeout >= base::TimeDelta() ? timeout : base::nullopt;
if (auto timeout = GetExperimentalQuitTimeout())
return *timeout >= base::TimeDelta() ? timeout : base::nullopt;
return base::nullopt;
}
} // namespace
std::unique_ptr<Service> CreateEmbeddedService(
media::AudioManager* audio_manager,
mojo::PendingReceiver<service_manager::mojom::Service> receiver) {
return std::make_unique<Service>(
std::make_unique<InProcessAudioManagerAccessor>(audio_manager),
base::nullopt /* do not quit if all clients disconnected */,
false /* enable_device_notifications */,
std::make_unique<service_manager::BinderMap>(), std::move(receiver));
}
std::unique_ptr<Service> CreateStandaloneService(
std::unique_ptr<service_manager::BinderMap> extra_binders,
mojo::PendingReceiver<service_manager::mojom::Service> receiver) {
return std::make_unique<Service>(
std::make_unique<audio::OwningAudioManagerAccessor>(
base::BindOnce(&media::AudioManager::Create)),
GetQuitTimeout(), true /* enable_remote_client_support */,
std::move(extra_binders), std::move(receiver));
}
} // namespace audio
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