src/cobalt/media/sandbox/web_media_player_helper.h

/*
 * Copyright 2015 Google Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#ifndef COBALT_MEDIA_SANDBOX_WEB_MEDIA_PLAYER_HELPER_H_
#define COBALT_MEDIA_SANDBOX_WEB_MEDIA_PLAYER_HELPER_H_

#include <string>

#include "base/memory/scoped_ptr.h"
#include "cobalt/loader/fetcher_factory.h"
#include "cobalt/media/media_module.h"
#include "googleurl/src/gurl.h"
#include "media/base/video_frame.h"
#include "media/player/web_media_player.h"

namespace cobalt {
namespace media {
namespace sandbox {

// This class creates and manages a WebMediaPlayer internally.  It provides the
// necessary WebMediaPlayerClient implementation and helper functions to
// simplify the using of WebMediaPlayer.
class WebMediaPlayerHelper {
 public:
  typedef ::media::VideoFrame VideoFrame;
  typedef ::media::WebMediaPlayer WebMediaPlayer;

  explicit WebMediaPlayerHelper(MediaModule* media_module);
  WebMediaPlayerHelper(MediaModule* media_module,
                       loader::FetcherFactory* fetcher_factory,
                       const GURL& video_url);
  ~WebMediaPlayerHelper();

  scoped_refptr<VideoFrame> GetCurrentFrame() const;
  bool IsPlaybackFinished() const;

  WebMediaPlayer* player() { return player_.get(); }

 private:
  class WebMediaPlayerClientStub;

  WebMediaPlayerClientStub* client_;
  scoped_ptr<WebMediaPlayer> player_;

  DISALLOW_IMPLICIT_CONSTRUCTORS(WebMediaPlayerHelper);
};

}  // namespace sandbox
}  // namespace media
}  // namespace cobalt

#endif  // COBALT_MEDIA_SANDBOX_WEB_MEDIA_PLAYER_HELPER_H_