#include <boost/thread/mutex.hpp>
#include <boost/thread/condition.hpp>
#include <boost/thread.hpp>
+#include <boost/optional.hpp>
#include <list>
#include <stdint.h>
extern "C" {
#include "video_sink.h"
#include "audio_sink.h"
-class EncodeOptions;
class Image;
class Subtitle;
class AudioBuffers;
class Film;
class ServerDescription;
class DCPVideoFrame;
+class EncodedData;
/** @class Encoder
* @brief Encoder to J2K and WAV for DCP.
class Encoder : public VideoSink, public AudioSink
{
public:
- Encoder (boost::shared_ptr<const Film> f, boost::shared_ptr<const EncodeOptions> o);
+ Encoder (boost::shared_ptr<const Film> f);
virtual ~Encoder ();
/** Called to indicate that a processing run is about to begin */
float current_frames_per_second () const;
bool skipping () const;
- SourceFrame video_frame () const;
+ int video_frames_out () const;
-protected:
+private:
void frame_done ();
void frame_skipped ();
+ void close_sound_files ();
+ void write_audio (boost::shared_ptr<const AudioBuffers> audio);
+
+ void encoder_thread (ServerDescription *);
+ void terminate_worker_threads ();
+ void link (std::string, std::string) const;
+
/** Film that we are encoding */
boost::shared_ptr<const Film> _film;
- /** Options */
- boost::shared_ptr<const EncodeOptions> _opt;
/** Mutex for _time_history, _just_skipped and _last_frame */
mutable boost::mutex _history_mutex;
bool _just_skipped;
/** Number of video frames received so far */
- SourceFrame _video_frame;
+ SourceFrame _video_frames_in;
/** Number of audio frames received so far */
- int64_t _audio_frame;
+ int64_t _audio_frames_in;
+ /** Number of video frames written for the DCP so far */
+ int _video_frames_out;
+ /** Number of audio frames written for the DCP so far */
+ int64_t _audio_frames_out;
-private:
- void close_sound_files ();
- void write_audio (boost::shared_ptr<const AudioBuffers> audio);
-
- void encoder_thread (ServerDescription *);
- void terminate_worker_threads ();
- void link (std::string, std::string) const;
+ void writer_thread ();
+ void terminate_writer_thread ();
#if HAVE_SWRESAMPLE
SwrContext* _swr_context;
-#endif
+#endif
+
+ /** List of links that we need to create when all frames have been processed;
+ * such that we need to call link (first, second) for each member of this list.
+ * In other words, `first' is a `real' frame and `second' should be a link to `first'.
+ * Frames are DCP frames.
+ */
+ std::list<std::pair<int, int> > _links_required;
std::vector<SNDFILE*> _sound_files;
- int64_t _audio_frames_written;
boost::optional<int> _last_real_frame;
- bool _process_end;
- std::list<boost::shared_ptr<DCPVideoFrame> > _queue;
+ bool _terminate_encoder;
+ std::list<boost::shared_ptr<DCPVideoFrame> > _encode_queue;
std::list<boost::thread *> _worker_threads;
mutable boost::mutex _worker_mutex;
boost::condition _worker_condition;
+
+ boost::thread* _writer_thread;
+ bool _terminate_writer;
+ std::list<std::pair<boost::shared_ptr<EncodedData>, int> > _write_queue;
+ mutable boost::mutex _writer_mutex;
+ boost::condition _writer_condition;
};
#endif