#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 "trimmer.h"
using std::string;
-using std::cout;
using boost::shared_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)
+Transcoder::Transcoder (shared_ptr<Film> f, shared_ptr<Job> j)
: _job (j)
- , _encoder (e)
- , _decoders (decoder_factory (f, o, j))
+ , _player (f->player ())
+ , _encoder (new Encoder (f))
{
- assert (_encoder);
+ _matcher.reset (new Matcher (f->log(), f->audio_frame_rate(), f->video_frame_rate()));
+ _delay_line.reset (new DelayLine (f->log(), f->audio_delay() * f->audio_frame_rate() / 1000));
+ _gain.reset (new Gain (f->log(), f->audio_gain()));
- 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.first->set_subtitle_stream (f->subtitle_stream ());
- if (_decoders.second) {
- _decoders.second->set_audio_stream (f->audio_stream ());
+ int const trim_start = f->trim_type() == Film::ENCODE ? f->trim_start() : 0;
+ int const trim_end = f->trim_type() == Film::ENCODE ? f->trim_end() : 0;
+ _trimmer.reset (new Trimmer (
+ f->log(), trim_start, trim_end, f->content_length(),
+ f->audio_frame_rate(), f->video_frame_rate(), f->dcp_frame_rate()
+ ));
+
+ if (!f->with_subtitles ()) {
+ _player->disable_subtitles ();
}
- if (_matcher) {
- _decoders.first->connect_video (_matcher);
- _matcher->connect_video (_encoder);
- } else {
- _decoders.first->connect_video (_encoder);
- }
+ _player->connect_video (_delay_line);
+ _delay_line->connect_video (_matcher);
+ _matcher->connect_video (_trimmer);
+ _trimmer->connect_video (_encoder);
- if (_matcher && _delay_line && _decoders.second) {
- _decoders.second->connect_audio (_delay_line);
- _delay_line->connect_audio (_matcher);
- _matcher->connect_audio (_gain);
- _gain->connect_audio (_encoder);
- }
+ _player->connect_audio (_delay_line);
+ _delay_line->connect_audio (_matcher);
+ _matcher->connect_audio (_gain);
+ _gain->connect_audio (_trimmer);
+ _trimmer->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.first->pass ();
- _decoders.first->set_progress ();
- }
-
- if (!done[1] && _decoders.second && dynamic_pointer_cast<Decoder> (_decoders.second) != dynamic_pointer_cast<Decoder> (_decoders.first)) {
- done[1] = _decoders.second->pass ();
- } else {
- done[1] = true;
- }
-
- if (done[0] && done[1]) {
- break;
- }
+ while (1) {
+ if (_player->pass ()) {
+ break;
}
-
- } catch (...) {
- _encoder->process_end ();
- throw;
- }
-
- if (_delay_line) {
- _delay_line->process_end ();
+ _player->set_progress (_job);
}
+
+ _delay_line->process_end ();
if (_matcher) {
_matcher->process_end ();
}
- if (_gain) {
- _gain->process_end ();
- }
+ _gain->process_end ();
_encoder->process_end ();
}
+
+float
+Transcoder::current_encoding_rate () const
+{
+ return _encoder->current_encoding_rate ();
+}
+
+int
+Transcoder::video_frames_out () const
+{
+ return _encoder->video_frames_out ();
+}