/*
- Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2014 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <boost/signals2.hpp>
#include "transcoder.h"
#include "encoder.h"
-#include "decoder_factory.h"
#include "film.h"
+#include "video_decoder.h"
+#include "audio_decoder.h"
+#include "player.h"
+#include "job.h"
+#include "writer.h"
using std::string;
+using std::cout;
+using std::list;
using boost::shared_ptr;
+using boost::weak_ptr;
+using boost::dynamic_pointer_cast;
/** Construct a transcoder using a Decoder that we create and a supplied Encoder.
* @param f Film that we are transcoding.
- * @param o Options.
- * @param j Job that we are running under, or 0.
* @param e Encoder to use.
*/
-Transcoder::Transcoder (shared_ptr<Film> f, shared_ptr<const Options> o, Job* j, shared_ptr<Encoder> e)
- : _job (j)
- , _encoder (e)
- , _decoder (decoder_factory (f, o, j))
+Transcoder::Transcoder (shared_ptr<const Film> f, shared_ptr<Job> j)
+ : _film (f)
+ , _player (f->make_player ())
+ , _writer (new Writer (f, j))
+ , _encoder (new Encoder (f, j, _writer))
+ , _finishing (false)
{
- assert (_encoder);
-
- /* Set up the decoder to use the film's set streams */
- _decoder->set_audio_stream (f->audio_stream ());
- _decoder->set_subtitle_stream (f->subtitle_stream ());
-
- _decoder->Video.connect (bind (&Encoder::process_video, e, _1, _2, _3));
- _decoder->Audio.connect (bind (&Encoder::process_audio, e, _1, _2));
+
}
-/** Run the decoder, passing its output to the encoder, until the decoder
- * has no more data to present.
- */
void
Transcoder::go ()
{
- _encoder->process_begin ();
- try {
- _decoder->go ();
- } catch (...) {
- /* process_end() is important as the decoder may have worker
- threads that need to be cleaned up.
- */
- _encoder->process_end ();
- throw;
+ _encoder->begin ();
+
+ DCPTime const frame = DCPTime::from_frames (1, _film->video_frame_rate ());
+ DCPTime const length = _film->length ();
+ for (DCPTime t; t < length; t += frame) {
+ list<shared_ptr<PlayerVideo> > v = _player->get_video (t, true);
+ for (list<shared_ptr<PlayerVideo> >::const_iterator i = v.begin(); i != v.end(); ++i) {
+ _encoder->enqueue (*i);
+ }
+ _writer->write (_player->get_audio (t, frame, true));
+ if (!_film->burn_subtitles ()) {
+ _writer->write (_player->get_subtitles (t, frame, true));
+ }
}
- _encoder->process_end ();
+ _finishing = true;
+ _encoder->end ();
+ _writer->finish ();
+
+ _player->statistics().dump (_film->log ());
}
+
+float
+Transcoder::current_encoding_rate () const
+{
+ return _encoder->current_encoding_rate ();
+}
+
+int
+Transcoder::video_frames_out () const
+{
+ return _encoder->video_frames_out ();
+}
+