2 Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 /** @file src/transcode_job.cc
21 * @brief A job which transcodes from one format to another.
26 #include "transcode_job.h"
29 #include "transcoder.h"
36 using std::stringstream;
38 using std::setprecision;
39 using boost::shared_ptr;
41 /** @param s Film to use.
42 * @param o Decode options.
44 TranscodeJob::TranscodeJob (shared_ptr<Film> f, DecodeOptions o)
52 TranscodeJob::name () const
54 return String::compose (_("Transcode %1"), _film->name());
62 _film->log()->log (N_("Transcode job starting"));
63 _film->log()->log (String::compose (N_("Audio delay is %1ms"), _film->audio_delay()));
65 _encoder.reset (new Encoder (_film));
66 Transcoder w (_film, _decode_opt, this, _encoder);
69 set_state (FINISHED_OK);
71 _film->log()->log (N_("Transcode job completed successfully"));
73 } catch (std::exception& e) {
76 set_state (FINISHED_ERROR);
77 _film->log()->log (String::compose (N_("Transcode job failed (%1)"), e.what()));
84 TranscodeJob::status () const
90 float const fps = _encoder->current_frames_per_second ();
92 return Job::status ();
100 s << N_("; ") << fixed << setprecision (1) << fps << N_(" ") << _("frames per second");
107 TranscodeJob::remaining_time () const
109 float fps = _encoder->current_frames_per_second ();
114 if (!_film->length()) {
118 /* Compute approximate proposed length here, as it's only here that we need it */
119 int length = _film->length().get();
120 FrameRateConversion const frc (_film->source_frame_rate(), _film->dcp_frame_rate());
124 /* If we are repeating it shouldn't affect transcode time, so don't take it into account */
126 /* We assume that dcp_length() is valid, if it is set */
127 int const left = length - _encoder->video_frames_out();