mutable boost::optional<dcp::Size> _target_size;
mutable boost::optional<int> _reduce;
AVPixelFormat _pixel_format;
mutable boost::mutex _mutex;
boost::optional<int> _forced_reduction;
mutable boost::optional<dcp::Size> _target_size;
mutable boost::optional<int> _reduce;
AVPixelFormat _pixel_format;
mutable boost::mutex _mutex;
boost::optional<int> _forced_reduction;