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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 "media/audio/openbsd/audio_manager_openbsd.h"
#include "base/command_line.h"
#include "base/stl_util.h"
#include "media/audio/audio_output_dispatcher.h"
#if defined(USE_PULSEAUDIO)
#include "media/audio/pulse/pulse_output.h"
#endif
#include "media/base/limits.h"
#include "media/base/media_switches.h"
#include <fcntl.h>
namespace media {
// Maximum number of output streams that can be open simultaneously.
static const int kMaxOutputStreams = 50;
// Implementation of AudioManager.
static bool HasAudioHardware() {
int fd;
const char *file;
if ((file = getenv("AUDIOCTLDEVICE")) == 0 || *file == '\0')
file = "/dev/audioctl";
if ((fd = open(file, O_RDONLY)) < 0)
return false;
close(fd);
return true;
}
bool AudioManagerOpenBSD::HasAudioOutputDevices() {
return HasAudioHardware();
}
bool AudioManagerOpenBSD::HasAudioInputDevices() {
return HasAudioHardware();
}
AudioManagerOpenBSD::AudioManagerOpenBSD() {
SetMaxOutputStreamsAllowed(kMaxOutputStreams);
}
AudioManagerOpenBSD::~AudioManagerOpenBSD() {
Shutdown();
}
void AudioManagerOpenBSD::Init() {
AudioManagerBase::Init();
}
void AudioManagerOpenBSD::MuteAll() {
NOTIMPLEMENTED();
}
void AudioManagerOpenBSD::UnMuteAll() {
NOTIMPLEMENTED();
}
AudioOutputStream* AudioManagerOpenBSD::MakeLinearOutputStream(
const AudioParameters& params) {
DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format);
return MakeOutputStream(params);
}
AudioOutputStream* AudioManagerOpenBSD::MakeLowLatencyOutputStream(
const AudioParameters& params) {
DCHECK_EQ(AudioParameters::AUDIO_PCM_LOW_LATENCY, params.format);
return MakeOutputStream(params);
}
AudioInputStream* AudioManagerOpenBSD::MakeLinearInputStream(
const AudioParameters& params, const std::string& device_id) {
DCHECK_EQ(AudioParameters::AUDIO_PCM_LINEAR, params.format);
NOTIMPLEMENTED();
return NULL;
}
AudioInputStream* AudioManagerOpenBSD::MakeLowLatencyInputStream(
const AudioParameters& params, const std::string& device_id) {
DCHECK_EQ(AudioParameters::AUDIO_PCM_LOW_LATENCY, params.format);
NOTIMPLEMENTED();
return NULL;
}
AudioOutputStream* AudioManagerOpenBSD::MakeOutputStream(
const AudioParameters& params) {
#if defined(USE_PULSEAUDIO)
if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kUsePulseAudio)) {
return new PulseAudioOutputStream(params, this);
}
#endif
NOTIMPLEMENTED();
return NULL;
}
// static
AudioManager* CreateAudioManager() {
return new AudioManagerOpenBSD();
}
} // namespace media
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