| // Copyright (c) 2012 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 <memory> |
| |
| #include "base/command_line.h" |
| #include "base/logging.h" |
| #include "base/metrics/histogram_macros.h" |
| #include "build/chromeos_buildflags.h" |
| #include "media/audio/fake_audio_manager.h" |
| #include "media/base/media_switches.h" |
| |
| #if defined(USE_ALSA) |
| #include "media/audio/alsa/audio_manager_alsa.h" |
| #endif |
| |
| #if defined(USE_CRAS) && BUILDFLAG(IS_CHROMEOS_ASH) |
| #include "media/audio/cras/audio_manager_chromeos.h" |
| #elif defined(USE_CRAS) |
| #include "media/audio/cras/audio_manager_cras.h" |
| #endif |
| |
| #if defined(USE_PULSEAUDIO) |
| #include "media/audio/pulse/audio_manager_pulse.h" |
| #include "media/audio/pulse/pulse_util.h" |
| #endif |
| |
| namespace media { |
| |
| std::unique_ptr<media::AudioManager> CreateAudioManager( |
| std::unique_ptr<AudioThread> audio_thread, |
| AudioLogFactory* audio_log_factory) { |
| // For testing allow audio output to be disabled. |
| if (base::CommandLine::ForCurrentProcess()->HasSwitch( |
| switches::kDisableAudioOutput)) { |
| return std::make_unique<FakeAudioManager>(std::move(audio_thread), |
| audio_log_factory); |
| } |
| |
| #if defined(USE_CRAS) |
| if (base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kUseCras)) { |
| #if BUILDFLAG(IS_CHROMEOS_ASH) |
| return std::make_unique<AudioManagerChromeOS>(std::move(audio_thread), |
| audio_log_factory); |
| #else |
| return std::make_unique<AudioManagerCras>(std::move(audio_thread), |
| audio_log_factory); |
| #endif |
| } |
| #endif // defined(USE_CRAS) |
| |
| #if defined(USE_PULSEAUDIO) |
| pa_threaded_mainloop* pa_mainloop = nullptr; |
| pa_context* pa_context = nullptr; |
| if (pulse::InitPulse(&pa_mainloop, &pa_context)) { |
| return std::make_unique<AudioManagerPulse>( |
| std::move(audio_thread), audio_log_factory, pa_mainloop, pa_context); |
| } |
| LOG(WARNING) << "Falling back to ALSA for audio output. PulseAudio is not " |
| "available or could not be initialized."; |
| #endif |
| |
| #if defined(USE_ALSA) |
| return std::make_unique<AudioManagerAlsa>(std::move(audio_thread), |
| audio_log_factory); |
| #else |
| return std::make_unique<FakeAudioManager>(std::move(audio_thread), |
| audio_log_factory); |
| #endif |
| } |
| |
| } // namespace media |