2 Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
4 This file is part of DCP-o-matic.
6 DCP-o-matic is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 DCP-o-matic is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
21 /** @file src/transcode_job.cc
22 * @brief A job which transcodes from one format to another.
25 #include "transcode_job.h"
26 #include "dcp_encoder.h"
27 #include "upload_job.h"
28 #include "job_manager.h"
32 #include "dcpomatic_log.h"
33 #include "compose.hpp"
34 #include "analytics.h"
42 using std::setprecision;
44 using boost::shared_ptr;
45 using boost::dynamic_pointer_cast;
47 /** @param film Film to use */
48 TranscodeJob::TranscodeJob (shared_ptr<const Film> film)
54 TranscodeJob::~TranscodeJob ()
60 TranscodeJob::name () const
62 return String::compose (_("Transcoding %1"), _film->name());
66 TranscodeJob::json_name () const
68 return N_("transcode");
72 TranscodeJob::set_encoder (shared_ptr<Encoder> e)
82 gettimeofday (&start, 0);
83 LOG_GENERAL_NC (N_("Transcode job starting"));
85 DCPOMATIC_ASSERT (_encoder);
88 set_state (FINISHED_OK);
90 struct timeval finish;
91 gettimeofday (&finish, 0);
94 if (finish.tv_sec != start.tv_sec) {
95 fps = _encoder->frames_done() / (finish.tv_sec - start.tv_sec);
98 LOG_GENERAL (N_("Transcode job completed successfully: %1 fps"), fps);
100 if (dynamic_pointer_cast<DCPEncoder>(_encoder)) {
101 Analytics::instance()->successful_dcp_encode();
104 /* XXX: this shouldn't be here */
105 if (_film->upload_after_make_dcp() && dynamic_pointer_cast<DCPEncoder>(_encoder)) {
106 shared_ptr<Job> job (new UploadJob (_film));
107 JobManager::instance()->add (job);
119 TranscodeJob::status () const
122 return Job::status ();
127 if (finished() || _encoder->finishing()) {
128 strncpy (buffer, Job::status().c_str(), sizeof(buffer) - 1);
132 buffer, sizeof(buffer), "%s; %" PRId64 "/%" PRId64 " frames",
133 Job::status().c_str(),
134 _encoder->frames_done(),
135 _film->length().frames_round (_film->video_frame_rate ())
138 float const fps = _encoder->current_rate ();
141 /// TRANSLATORS: fps here is an abbreviation for frames per second
142 snprintf (fps_buffer, sizeof(fps_buffer), _("; %.1f fps"), fps);
143 strncat (buffer, fps_buffer, strlen(buffer) - 1);
150 /** @return Approximate remaining time in seconds */
152 TranscodeJob::remaining_time () const
154 /* _encoder might be destroyed by the job-runner thread */
155 shared_ptr<Encoder> e = _encoder;
157 if (!e || e->finishing()) {
158 /* We aren't doing any actual encoding so just use the job's guess */
159 return Job::remaining_time ();
162 /* We're encoding so guess based on the current encoding rate */
164 float fps = e->current_rate ();
170 /* Compute approximate proposed length here, as it's only here that we need it */
171 return (_film->length().frames_round (_film->video_frame_rate ()) - e->frames_done()) / fps;