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.
43 TranscodeJob::TranscodeJob (shared_ptr<Film> f)
50 TranscodeJob::name () const
52 return String::compose (_("Transcode %1"), _film->name());
60 _film->log()->log (N_("Transcode job starting"));
61 _film->log()->log (String::compose (N_("Audio delay is %1ms"), _film->audio_delay()));
63 _transcoder.reset (new Transcoder (_film, shared_from_this ()));
66 set_state (FINISHED_OK);
68 _film->log()->log (N_("Transcode job completed successfully"));
70 } catch (std::exception& e) {
73 set_state (FINISHED_ERROR);
74 _film->log()->log (String::compose (N_("Transcode job failed (%1)"), e.what()));
81 TranscodeJob::status () const
87 float const fps = _transcoder->current_encoding_rate ();
89 return Job::status ();
97 s << N_("; ") << fixed << setprecision (1) << fps << N_(" ") << _("frames per second");
104 TranscodeJob::remaining_time () const
110 float fps = _transcoder->current_encoding_rate ();
116 if (!_film->video_length()) {
120 /* Compute approximate proposed length here, as it's only here that we need it */
121 int length = _film->video_length();
122 FrameRateConversion const frc (_film->video_frame_rate(), _film->dcp_frame_rate());
126 /* If we are repeating it shouldn't affect transcode time, so don't take it into account */
128 int const left = length - _transcoder->video_frames_out();