{
public:
enum Type {
+ /** a normal frame with some JPEG200 data */
FULL,
+ /** a frame whose data already exists in the MXF,
+ and we fake-write it; i.e. we update the writer's
+ state but we use the data that is already on disk.
+ */
FAKE,
+ /** this is a repeat of the last frame to be written */
REPEAT
} type;
void thread ();
void check_existing_picture_mxf ();
+ /** our Film */
boost::shared_ptr<Film> _film;
+ /** the first frame index that does not already exist in our MXF */
int _first_nonexistant_frame;
+ /** our thread, or 0 */
boost::thread* _thread;
+ /** true if our thread should finish */
bool _finish;
+ /** queue of things to write to disk */
std::list<QueueItem> _queue;
+ /** number of FULL frames whose JPEG200 data is currently held in RAM */
int _queued_full_in_memory;
+ /** mutex for thread state */
mutable boost::mutex _mutex;
+ /** condition to manage thread wakeups */
boost::condition _condition;
+ /** the data of the last written frame, or 0 if there isn't one */
boost::shared_ptr<const EncodedData> _last_written;
+ /** the index of the last written frame */
int _last_written_frame;
+ /** maximum number of frames to hold in memory, for when we are managing
+ ordering
+ */
static const int _maximum_frames_in_memory;
+ /** number of FULL written frames */
int _full_written;
+ /** number of FAKE written frames */
int _fake_written;
+ /** number of REPEAT written frames */
int _repeat_written;
+ /** number of frames pushed to disk and then recovered
+ due to the limit of frames to be held in memory.
+ */
int _pushed_to_disk;
boost::shared_ptr<libdcp::MonoPictureAsset> _picture_asset;