chromium/content/browser/media/session/media_session_controller.h

// Copyright 2016 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_BROWSER_MEDIA_SESSION_MEDIA_SESSION_CONTROLLER_H_
#define CONTENT_BROWSER_MEDIA_SESSION_MEDIA_SESSION_CONTROLLER_H_

#include <optional>

#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "base/time/time.h"
#include "content/browser/media/media_devices_util.h"
#include "content/browser/media/session/media_session_player_observer.h"
#include "content/common/content_export.h"
#include "content/public/browser/media_player_id.h"
#include "content/public/browser/web_contents_observer.h"
#include "media/audio/audio_device_description.h"
#include "media/base/media_content_type.h"
#include "services/media_session/public/cpp/media_position.h"
#include "services/media_session/public/mojom/media_session.mojom.h"

namespace content {

class MediaSessionImpl;
class WebContentsImpl;

// Helper class for controlling a single player's MediaSession instance.  Sends
// browser side MediaSession commands back to a player hosted in the renderer
// process.
// MediaSessionController registers itself with MediaSessionImpl as the
// MediaSessionPlayerObserver for the associated player, and for that player
// only.  Consequently, it expects all MediaSessionPlayerObserver calls to
// occur for that player only.
class CONTENT_EXPORT MediaSessionController
    : public MediaSessionPlayerObserver { … };

}  // namespace content

#endif  // CONTENT_BROWSER_MEDIA_SESSION_MEDIA_SESSION_CONTROLLER_H_