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authorCarl Hetherington <cth@carlh.net>2017-05-10 11:54:19 +0100
committerCarl Hetherington <cth@carlh.net>2017-05-10 11:54:19 +0100
commitd8ea1796f34ff894b148a0af78c0a547e0496ee1 (patch)
tree2a3177217dee39c1a4dbe795c21369236e7a5533 /src/lib/dcp_encoder.cc
parent7f40b703e8a83f07a1c8bffb45cd40ebcc238418 (diff)
Rename some classes.
Diffstat (limited to 'src/lib/dcp_encoder.cc')
-rw-r--r--src/lib/dcp_encoder.cc137
1 files changed, 137 insertions, 0 deletions
diff --git a/src/lib/dcp_encoder.cc b/src/lib/dcp_encoder.cc
new file mode 100644
index 000000000..522f02947
--- /dev/null
+++ b/src/lib/dcp_encoder.cc
@@ -0,0 +1,137 @@
+/*
+ Copyright (C) 2012-2017 Carl Hetherington <cth@carlh.net>
+
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ DCP-o-matic is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+/** @file src/dcp_encoder.cc
+ * @brief A class which takes a Film and some Options, then uses those to encode the film into a DCP.
+ *
+ * A decoder is selected according to the content type, and the encoder can be specified
+ * as a parameter to the constructor.
+ */
+
+#include "dcp_encoder.h"
+#include "j2k_encoder.h"
+#include "film.h"
+#include "video_decoder.h"
+#include "audio_decoder.h"
+#include "player.h"
+#include "job.h"
+#include "writer.h"
+#include "compose.hpp"
+#include "referenced_reel_asset.h"
+#include "subtitle_content.h"
+#include "player_video.h"
+#include <boost/signals2.hpp>
+#include <boost/foreach.hpp>
+#include <iostream>
+
+#include "i18n.h"
+
+using std::string;
+using std::cout;
+using std::list;
+using boost::shared_ptr;
+using boost::weak_ptr;
+using boost::dynamic_pointer_cast;
+
+/** Construct a DCP encoder.
+ * @param film Film that we are encoding.
+ * @param job Job that this encoder is being used in.
+ */
+DCPEncoder::DCPEncoder (shared_ptr<const Film> film, weak_ptr<Job> job)
+ : Encoder (film, job)
+ , _writer (new Writer (film, job))
+ , _j2k_encoder (new J2KEncoder (film, _writer))
+ , _finishing (false)
+ , _non_burnt_subtitles (false)
+{
+ BOOST_FOREACH (shared_ptr<const Content> c, _film->content ()) {
+ if (c->subtitle && c->subtitle->use() && !c->subtitle->burn()) {
+ _non_burnt_subtitles = true;
+ }
+ }
+}
+
+void
+DCPEncoder::go ()
+{
+ _writer->start ();
+ _j2k_encoder->begin ();
+
+ {
+ shared_ptr<Job> job = _job.lock ();
+ DCPOMATIC_ASSERT (job);
+ job->sub (_("Encoding"));
+ }
+
+ if (_non_burnt_subtitles) {
+ _writer->write (_player->get_subtitle_fonts ());
+ }
+
+ while (!_player->pass ()) {}
+
+ BOOST_FOREACH (ReferencedReelAsset i, _player->get_reel_assets ()) {
+ _writer->write (i);
+ }
+
+ _finishing = true;
+ _j2k_encoder->end ();
+ _writer->finish ();
+}
+
+void
+DCPEncoder::video (shared_ptr<PlayerVideo> data, DCPTime time)
+{
+ if (!_film->three_d() && data->eyes() == EYES_LEFT) {
+ /* Use left-eye images for both eyes */
+ data->set_eyes (EYES_BOTH);
+ }
+
+ _j2k_encoder->encode (data, time);
+}
+
+void
+DCPEncoder::audio (shared_ptr<AudioBuffers> data, DCPTime time)
+{
+ _writer->write (data);
+
+ shared_ptr<Job> job = _job.lock ();
+ DCPOMATIC_ASSERT (job);
+ job->set_progress (float(time.get()) / _film->length().get());
+}
+
+void
+DCPEncoder::subtitle (PlayerSubtitles data, DCPTimePeriod period)
+{
+ if (_non_burnt_subtitles) {
+ _writer->write (data, period);
+ }
+}
+
+float
+DCPEncoder::current_rate () const
+{
+ return _j2k_encoder->current_encoding_rate ();
+}
+
+Frame
+DCPEncoder::frames_done () const
+{
+ return _j2k_encoder->video_frames_enqueued ();
+}