*/
-#ifndef DVDOMATIC_ENCODER_H
-#define DVDOMATIC_ENCODER_H
+#ifndef DCPOMATIC_ENCODER_H
+#define DCPOMATIC_ENCODER_H
/** @file src/encoder.h
- * @brief Parent class for classes which can encode video and audio frames.
+ * @brief Encoder to J2K and WAV for DCP.
*/
#include <boost/shared_ptr.hpp>
#include <stdint.h>
extern "C" {
#include <libavutil/samplefmt.h>
-}
-#ifdef HAVE_SWRESAMPLE
-extern "C" {
#include <libswresample/swresample.h>
}
-#endif
-#include <sndfile.h>
#include "util.h"
-#include "video_sink.h"
-#include "audio_sink.h"
+#include "config.h"
+#include "cross.h"
-class EncodeOptions;
class Image;
-class Subtitle;
class AudioBuffers;
class Film;
class ServerDescription;
class DCPVideoFrame;
+class EncodedData;
+class Writer;
+class Job;
+class ServerFinder;
+class DCPVideo;
/** @class Encoder
* @brief Encoder to J2K and WAV for DCP.
*
- * Video is supplied to process_video as YUV frames, and audio
+ * Video is supplied to process_video as RGB frames, and audio
* is supplied as uncompressed PCM in blocks of various sizes.
*/
-class Encoder : public VideoSink, public AudioSink
+class Encoder : public boost::noncopyable, public ExceptionStore
{
public:
- Encoder (boost::shared_ptr<const Film> f, boost::shared_ptr<const EncodeOptions> o);
+ Encoder (boost::shared_ptr<const Film> f, boost::weak_ptr<Job>);
virtual ~Encoder ();
/** Called to indicate that a processing run is about to begin */
- virtual void process_begin ();
+ void process_begin ();
/** Call with a frame of video.
- * @param i Video frame image.
- * @param same true if i is the same as the last time we were called.
- * @param s A subtitle that should be on this frame, or 0.
+ * @param f Video frame.
*/
- void process_video (boost::shared_ptr<Image> i, bool same, boost::shared_ptr<Subtitle> s);
+ void process_video (boost::shared_ptr<DCPVideo> f);
/** Call with some audio data */
- void process_audio (boost::shared_ptr<AudioBuffers>);
+ void process_audio (boost::shared_ptr<const AudioBuffers>);
/** Called when a processing run has finished */
- virtual void process_end ();
+ void process_end ();
- float current_frames_per_second () const;
- bool skipping () const;
- SourceFrame video_frame () const;
+ float current_encoding_rate () const;
+ int video_frames_out () const;
-protected:
+private:
void frame_done ();
- void frame_skipped ();
+ void encoder_thread (boost::optional<ServerDescription>);
+ void terminate_threads ();
+ void add_worker_threads (ServerDescription);
+ void server_found (ServerDescription);
+
/** Film that we are encoding */
boost::shared_ptr<const Film> _film;
- /** Options */
- boost::shared_ptr<const EncodeOptions> _opt;
+ boost::weak_ptr<Job> _job;
- /** Mutex for _time_history, _just_skipped and _last_frame */
- mutable boost::mutex _history_mutex;
+ /** Mutex for _time_history and _last_frame */
+ mutable boost::mutex _state_mutex;
/** List of the times of completion of the last _history_size frames;
first is the most recently completed.
*/
std::list<struct timeval> _time_history;
/** Number of frames that we should keep history for */
static int const _history_size;
- /** true if the last frame we processed was skipped (because it was already done) */
- bool _just_skipped;
- /** Number of video frames received so far */
- SourceFrame _video_frame;
- /** Number of audio frames received so far */
- int64_t _audio_frame;
-
-private:
- void close_sound_files ();
- void write_audio (boost::shared_ptr<const AudioBuffers> audio);
+ /** Number of video frames written for the DCP so far */
+ int _video_frames_out;
- void encoder_thread (ServerDescription *);
- void terminate_worker_threads ();
- void link (std::string, std::string) const;
-
-#if HAVE_SWRESAMPLE
- SwrContext* _swr_context;
-#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'.
- */
- 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;
+ bool _terminate;
std::list<boost::shared_ptr<DCPVideoFrame> > _queue;
- std::list<boost::thread *> _worker_threads;
- mutable boost::mutex _worker_mutex;
- boost::condition _worker_condition;
+ std::list<boost::thread *> _threads;
+ mutable boost::mutex _mutex;
+ boost::condition _condition;
+
+ boost::shared_ptr<Writer> _writer;
+ Waker _waker;
};
#endif