std::shared_ptr<Image> _black_image;
/** true if the player should ignore all video; i.e. never produce any */
boost::atomic<bool> _ignore_video;
boost::atomic<bool> _ignore_audio;
/** true if the player should ignore all text; i.e. never produce any */
std::shared_ptr<Image> _black_image;
/** true if the player should ignore all video; i.e. never produce any */
boost::atomic<bool> _ignore_video;
boost::atomic<bool> _ignore_audio;
/** true if the player should ignore all text; i.e. never produce any */