#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"
using std::string;
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, DecodeOptions o, Job* j, shared_ptr<Encoder> e)
- : _job (j)
- , _encoder (e)
- , _decoders (decoder_factory (f, o))
+static void
+video_proxy (weak_ptr<Encoder> encoder, shared_ptr<PlayerImage> image, Eyes eyes, ColourConversion conversion, bool same)
{
- assert (_encoder);
-
- shared_ptr<AudioStream> st = f->audio_stream();
- if (st) {
- _matcher.reset (new Matcher (f->log(), st->sample_rate(), f->source_frame_rate()));
- }
- _delay_line.reset (new DelayLine (f->log(), f->audio_delay() / 1000.0f));
- _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 (f->audio_stream ()) {
- _decoders.audio->set_audio_stream (f->audio_stream ());
+ shared_ptr<Encoder> e = encoder.lock ();
+ if (e) {
+ e->process_video (image, eyes, conversion, same);
}
+}
- _decoders.video->connect_video (_delay_line);
- if (_matcher) {
- _delay_line->connect_video (_matcher);
- _matcher->connect_video (_encoder);
- } else {
- _delay_line->Video.connect (bind (&Encoder::process_video, _encoder, _1, _2, _3));
- }
-
- _decoders.audio->connect_audio (_delay_line);
- if (_matcher) {
- _delay_line->connect_audio (_matcher);
- _matcher->connect_audio (_gain);
- } else {
- _delay_line->Audio.connect (bind (&Encoder::process_audio, _encoder, _1));
+static void
+audio_proxy (weak_ptr<Encoder> encoder, shared_ptr<const AudioBuffers> audio)
+{
+ shared_ptr<Encoder> e = encoder.lock ();
+ if (e) {
+ e->process_audio (audio);
}
- _gain->connect_audio (_encoder);
}
-/** Run the decoder, passing its output to the encoder, until the decoder
- * has no more data to present.
+/** Construct a transcoder using a Decoder that we create and a supplied Encoder.
+ * @param f Film that we are transcoding.
+ * @param e Encoder to use.
*/
+Transcoder::Transcoder (shared_ptr<const Film> f, shared_ptr<Job> j)
+ : _film (f)
+ , _player (f->make_player ())
+ , _encoder (new Encoder (f, j))
+ , _finishing (false)
+{
+ _player->Video.connect (bind (video_proxy, _encoder, _1, _2, _3, _4));
+ _player->Audio.connect (bind (audio_proxy, _encoder, _1));
+}
+
void
Transcoder::go ()
{
_encoder->process_begin ();
- try {
- bool done[2] = { false, false };
-
- while (1) {
- if (!done[0]) {
- done[0] = _decoders.video->pass ();
- if (_job) {
- _decoders.video->set_progress (_job);
- }
- }
-
- 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;
- }
- }
-
- } catch (...) {
- _encoder->process_end ();
- throw;
- }
-
- _delay_line->process_end ();
- if (_matcher) {
- _matcher->process_end ();
- }
- _gain->process_end ();
+ while (!_player->pass ()) {}
+
+ _finishing = true;
_encoder->process_end ();
+
+ _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 ();
+}
+