- shared_ptr<FilmState> fs = _fs->state_copy ();
-
- /* Decode the content to get an accurate length */
-
- shared_ptr<Options> o (new Options ("", "", ""));
- o->out_size = Size (512, 512);
- o->apply_crop = false;
-
- descend (0.5);
-
- _decoder = decoder_factory (fs, o, this, _log, true, true);
- _decoder->go ();
-
- fs->set_length (_decoder->last_video_frame ());
-
- _log->log (String::compose ("Video length is %1 frames", _decoder->last_video_frame()));
- _log->log (String::compose ("%1ms of audio to discard", _decoder->audio_to_discard()));
-
- ascend ();
-
- /* Now make thumbnails for it */
-
- descend (0.5);
-
- try {
- o.reset (new Options (fs->dir ("thumbs"), ".png", ""));
- o->out_size = fs->size ();
- o->apply_crop = false;
- o->decode_audio = false;
- o->decode_video_frequency = 128;
- o->decode_subtitles = true;
- shared_ptr<ImageMagickEncoder> e (new ImageMagickEncoder (fs, o, _log));
- Transcoder w (fs, o, this, _log, e);
- w.go ();
-
- } catch (std::exception& e) {
-
- ascend ();
- set_progress (1);
- set_error (e.what ());
- set_state (FINISHED_ERROR);
- return;
-
- }
-
- ascend ();