2 Copyright (C) 2012-2015 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.
24 #include "transcode_job.h"
25 #include "upload_job.h"
26 #include "job_manager.h"
28 #include "transcoder.h"
30 #include "safe_stringstream.h"
31 #include "compose.hpp"
37 #define LOG_GENERAL(...) _film->log()->log (String::compose (__VA_ARGS__), LogEntry::TYPE_GENERAL);
38 #define LOG_GENERAL_NC(...) _film->log()->log (__VA_ARGS__, LogEntry::TYPE_GENERAL);
39 #define LOG_ERROR_NC(...) _film->log()->log (__VA_ARGS__, LogEntry::TYPE_ERROR);
43 using std::setprecision;
45 using boost::shared_ptr;
47 /** @param s Film to use.
49 TranscodeJob::TranscodeJob (shared_ptr<const Film> film)
56 TranscodeJob::name () const
58 return String::compose (_("Transcode %1"), _film->name());
62 TranscodeJob::json_name () const
64 return N_("transcode");
72 gettimeofday (&start, 0);
73 LOG_GENERAL_NC (N_("Transcode job starting"));
75 _transcoder.reset (new Transcoder (_film, shared_from_this ()));
78 set_state (FINISHED_OK);
80 struct timeval finish;
81 gettimeofday (&finish, 0);
84 if (finish.tv_sec != start.tv_sec) {
85 fps = _transcoder->video_frames_out() / (finish.tv_sec - start.tv_sec);
88 LOG_GENERAL (N_("Transcode job completed successfully: %1 fps"), fps);
91 if (_film->upload_after_make_dcp ()) {
92 shared_ptr<Job> job (new UploadJob (_film));
93 JobManager::instance()->add (job);
103 TranscodeJob::status () const
106 return Job::status ();
109 float const fps = _transcoder->current_encoding_rate ();
111 return Job::status ();
118 if (!finished () && !_transcoder->finishing ()) {
119 /// TRANSLATORS: fps here is an abbreviation for frames per second
120 s << "; " << _transcoder->video_frames_out() << "/"
121 << _film->length().frames_round (_film->video_frame_rate ()) << " " << _("frames") << "; "
122 << fixed << setprecision (1) << fps << " " << _("fps");
128 /** @return Approximate remaining time in seconds */
130 TranscodeJob::remaining_time () const
132 /* _transcoder might be destroyed by the job-runner thread */
133 shared_ptr<Transcoder> t = _transcoder;
139 float fps = t->current_encoding_rate ();
145 /* Compute approximate proposed length here, as it's only here that we need it */
146 return (_film->length().frames_round (_film->video_frame_rate ()) - t->video_frames_out()) / fps;