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// 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 "base/command_line.h"
#include "base/metrics/histogram.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"
#endif
#include "media/base/media_switches.h"
namespace media {
enum LinuxAudioIO {
kPulse,
kAlsa,
kCras,
kAudioIOMax = kCras // Must always be equal to largest logged entry.
};
AudioManager* CreateAudioManager(AudioLogFactory* audio_log_factory) {
#if defined(USE_CRAS)
if (base::CommandLine::ForCurrentProcess()->HasSwitch(switches::kUseCras)) {
UMA_HISTOGRAM_ENUMERATION("Media.LinuxAudioIO", kCras, kAudioIOMax + 1);
return new AudioManagerCras(audio_log_factory);
}
#endif
#if defined(USE_PULSEAUDIO)
AudioManager* manager = AudioManagerPulse::Create(audio_log_factory);
if (manager) {
UMA_HISTOGRAM_ENUMERATION("Media.LinuxAudioIO", kPulse, kAudioIOMax + 1);
return manager;
}
#endif
#if defined(USE_ALSA)
UMA_HISTOGRAM_ENUMERATION("Media.LinuxAudioIO", kAlsa, kAudioIOMax + 1);
return new AudioManagerAlsa(audio_log_factory);
#else
return new FakeAudioManager(audio_log_factory);
#endif
}
} // namespace media
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