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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef MEDIA_AUDIO_FUCHSIA_AUDIO_MANAGER_FUCHSIA_H_
#define MEDIA_AUDIO_FUCHSIA_AUDIO_MANAGER_FUCHSIA_H_
#include "media/audio/audio_manager_base.h"
#include <fuchsia/media/cpp/fidl.h>
#include <map>
namespace media {
class AudioManagerFuchsia : public AudioManagerBase {
public:
AudioManagerFuchsia(std::unique_ptr<AudioThread> audio_thread,
AudioLogFactory* audio_log_factory);
AudioManagerFuchsia(const AudioManagerFuchsia&) = delete;
AudioManagerFuchsia& operator=(const AudioManagerFuchsia&) = delete;
~AudioManagerFuchsia() override;
// Implementation of AudioManager.
void ShutdownOnAudioThread() override;
bool HasAudioOutputDevices() override;
bool HasAudioInputDevices() override;
void GetAudioInputDeviceNames(AudioDeviceNames* device_names) override;
void GetAudioOutputDeviceNames(AudioDeviceNames* device_names) override;
AudioParameters GetInputStreamParameters(
const std::string& device_id) override;
const char* GetName() override;
// Implementation of AudioManagerBase.
AudioOutputStream* MakeLinearOutputStream(
const AudioParameters& params,
const LogCallback& log_callback) override;
AudioOutputStream* MakeLowLatencyOutputStream(
const AudioParameters& params,
const std::string& device_id,
const LogCallback& log_callback) override;
AudioInputStream* MakeLinearInputStream(
const AudioParameters& params,
const std::string& device_id,
const LogCallback& log_callback) override;
AudioInputStream* MakeLowLatencyInputStream(
const AudioParameters& params,
const std::string& device_id,
const LogCallback& log_callback) override;
protected:
AudioParameters GetPreferredOutputStreamParameters(
const std::string& output_device_id,
const AudioParameters& input_params) override;
private:
AudioInputStream* MakeInputStream(const AudioParameters& input_params,
const std::string& device_id);
// Initialize the `enumerator_` and the `audio_devices_` on the audio thread.
void InitOnAudioThread();
// Events from ::fuchsia::media::AudioDeviceEnumerator
void OnDeviceAdded(::fuchsia::media::AudioDeviceInfo device_info);
void OnDeviceRemoved(uint64_t device_token);
bool HasAudioDevice(bool is_input);
void GetAudioDevices(AudioDeviceNames* device_names, bool is_input);
::fuchsia::media::AudioDeviceEnumeratorPtr enumerator_;
std::map<uint64_t, ::fuchsia::media::AudioDeviceInfo> audio_devices_;
};
} // namespace media
#endif // MEDIA_AUDIO_FUCHSIA_AUDIO_MANAGER_FUCHSIA_H_
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