chromium/content/public/browser/audio_stream_broker.h

// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_PUBLIC_BROWSER_AUDIO_STREAM_BROKER_H_
#define CONTENT_PUBLIC_BROWSER_AUDIO_STREAM_BROKER_H_

#include <cstdint>
#include <memory>
#include <string>

#include "base/functional/callback.h"
#include "content/common/content_export.h"
#include "media/mojo/mojom/audio_output_stream.mojom.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "third_party/blink/public/mojom/media/renderer_audio_input_stream_factory.mojom.h"

namespace base {
class UnguessableToken;
}

namespace media {
class AudioParameters;
class UserInputMonitorBase;
namespace mojom {
class AudioStreamFactory;
}
}  // namespace media

namespace content {

// An AudioStreamBroker is used to broker a connection between a client
// (typically renderer) and the audio service. It also sets up all objects
// used for monitoring the stream. All AudioStreamBrokers are used on the IO
// thread.
class CONTENT_EXPORT AudioStreamBroker { … };

// Used for dependency injection into ForwardingAudioStreamFactory. Used on the
// IO thread.
class CONTENT_EXPORT AudioStreamBrokerFactory { … };

}  // namespace content

#endif  // CONTENT_PUBLIC_BROWSER_AUDIO_STREAM_BROKER_H_