| // 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/metrics/histogram_macros.h" |
| #include "media/base/media_switches.h" |
| |
| #if defined(USE_ALSA) |
| #include "media/audio/alsa/audio_manager_alsa.h" |
| #else |
| #include "media/audio/fake_audio_manager.h" |
| #endif |
| #if 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 { |
| |
| enum LinuxAudioIO { |
| kPulse, |
| kAlsa, |
| kCras, |
| kAudioIOMax = kCras // Must always be equal to largest logged entry. |
| }; |
| |
| std::unique_ptr<media::AudioManager> CreateAudioManager( |
| std::unique_ptr<AudioThread> audio_thread, |
| AudioLogFactory* audio_log_factory) { |
| #if defined(USE_CRAS) |
| if (base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kUseCras)) { |
| UMA_HISTOGRAM_ENUMERATION("Media.LinuxAudioIO", kCras, kAudioIOMax + 1); |
| return std::make_unique<AudioManagerCras>(std::move(audio_thread), |
| audio_log_factory); |
| } |
| #endif |
| |
| #if defined(USE_PULSEAUDIO) |
| pa_threaded_mainloop* pa_mainloop = nullptr; |
| pa_context* pa_context = nullptr; |
| if (pulse::InitPulse(&pa_mainloop, &pa_context)) { |
| UMA_HISTOGRAM_ENUMERATION("Media.LinuxAudioIO", kPulse, kAudioIOMax + 1); |
| return std::make_unique<AudioManagerPulse>( |
| std::move(audio_thread), audio_log_factory, pa_mainloop, pa_context); |
| } |
| DVLOG(1) << "PulseAudio is not available on the OS"; |
| #endif |
| |
| #if defined(USE_ALSA) |
| UMA_HISTOGRAM_ENUMERATION("Media.LinuxAudioIO", kAlsa, kAudioIOMax + 1); |
| 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 |