chromium/media/audio/audio_output_ipc.h

// Copyright 2012 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_AUDIO_OUTPUT_IPC_H_
#define MEDIA_AUDIO_AUDIO_OUTPUT_IPC_H_

#include <optional>
#include <string>

#include "base/memory/unsafe_shared_memory_region.h"
#include "base/sync_socket.h"
#include "base/unguessable_token.h"
#include "media/base/audio_parameters.h"
#include "media/base/media_export.h"
#include "media/base/output_device_info.h"

namespace media {

// Contains IPC notifications for the state of the server side
// (AudioOutputController) audio state changes and when an AudioOutputController
// has been created.  Implemented by AudioOutputDevice.
class MEDIA_EXPORT AudioOutputIPCDelegate { … };

// Provides the IPC functionality for an AudioOutputIPCDelegate (e.g., an
// AudioOutputDevice).  The implementation should asynchronously deliver the
// messages to an AudioOutputController object (or create one in the case of
// CreateStream()), that may live in a separate process.
class MEDIA_EXPORT AudioOutputIPC { … };

}  // namespace media

#endif  // MEDIA_AUDIO_AUDIO_OUTPUT_IPC_H_