X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Ftranscoder.cc;h=fcfbb164887c028fd3785055b3d91e863fb4542b;hb=cb1dfa9ec09af2abf6d10e4bf2764476db83841b;hp=87a1fb3f28c8435587e7601b11de13cde3b08a30;hpb=dedac27070ac5ad65265a0db1fa316b3e436cea7;p=dcpomatic.git

diff --git a/src/lib/transcoder.cc b/src/lib/transcoder.cc
index 87a1fb3f2..9d8eebe25 100644
--- a/src/lib/transcoder.cc
+++ b/src/lib/transcoder.cc
@@ -1,5 +1,5 @@
 /*
-    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
@@ -28,101 +28,68 @@
 #include <boost/signals2.hpp>
 #include "transcoder.h"
 #include "encoder.h"
-#include "decoder_factory.h"
 #include "film.h"
-#include "matcher.h"
-#include "delay_line.h"
-#include "options.h"
-#include "gain.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 Decode 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 DecodeOptions> o, Job* j, shared_ptr<Encoder> e)
-	: _job (j)
-	, _encoder (e)
-	, _decoders (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);
 
-	if (f->audio_stream()) {
-		shared_ptr<AudioStream> st = f->audio_stream();
-		_matcher.reset (new Matcher (f->log(), st->sample_rate(), f->frames_per_second()));
-		_delay_line.reset (new DelayLine (f->log(), st->channels(), f->audio_delay() * st->sample_rate() / 1000));
-		_gain.reset (new Gain (f->log(), f->audio_gain()));
-	}
-
-	/* Set up the decoder to use the film's set streams */
-	_decoders.video->set_subtitle_stream (f->subtitle_stream ());
-	if (_decoders.audio) {
-		_decoders.audio->set_audio_stream (f->audio_stream ());
-	}
-
-	if (_matcher) {
-		_decoders.video->connect_video (_matcher);
-		_matcher->connect_video (_encoder);
-	} else {
-		_decoders.video->connect_video (_encoder);
-	}
-	
-	if (_matcher && _delay_line && _decoders.audio) {
-		_decoders.audio->connect_audio (_delay_line);
-		_delay_line->connect_audio (_matcher);
-		_matcher->connect_audio (_gain);
-		_gain->connect_audio (_encoder);
-	}
 }
 
-/** 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 {
-		bool done[2] = { false, false };
-		
-		while (1) {
-			if (!done[0]) {
-				done[0] = _decoders.video->pass ();
-				_decoders.video->set_progress ();
-			}
-
-			if (!done[1] && _decoders.audio && dynamic_pointer_cast<Decoder> (_decoders.audio) != dynamic_pointer_cast<Decoder> (_decoders.video)) {
-				done[1] = _decoders.audio->pass ();
-			} else {
-				done[1] = true;
-			}
-
-			if (done[0] && done[1]) {
-				break;
-			}
+	_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));
 		}
-		
-	} catch (...) {
-		_encoder->process_end ();
-		throw;
-	}
-	
-	if (_delay_line) {
-		_delay_line->process_end ();
-	}
-	if (_matcher) {
-		_matcher->process_end ();
-	}
-	if (_gain) {
-		_gain->process_end ();
 	}
-	_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 ();
+}
+