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authorCarl Hetherington <cth@carlh.net>2024-03-19 16:29:13 +0100
committerCarl Hetherington <cth@carlh.net>2024-04-21 23:18:19 +0200
commit1fc8c0c6d045404732497ba70bd2eccfbe4cc6f6 (patch)
tree4bd147c2a25b6314aeffb6ccc9b69f23c7ae8674 /src/lib/subtitle_encoder.cc
parentd3b5b533ebba1a1534eb37cc41032876a48a3d82 (diff)
Rename Encoder -> FilmEncoder, and subclasses.
Diffstat (limited to 'src/lib/subtitle_encoder.cc')
-rw-r--r--src/lib/subtitle_encoder.cc204
1 files changed, 0 insertions, 204 deletions
diff --git a/src/lib/subtitle_encoder.cc b/src/lib/subtitle_encoder.cc
deleted file mode 100644
index 8b1d9a15b..000000000
--- a/src/lib/subtitle_encoder.cc
+++ /dev/null
@@ -1,204 +0,0 @@
-/*
- Copyright (C) 2019-2021 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/>.
-
-*/
-
-
-#include "compose.hpp"
-#include "film.h"
-#include "job.h"
-#include "player.h"
-#include "subtitle_encoder.h"
-#include <dcp/filesystem.h>
-#include <dcp/interop_subtitle_asset.h>
-#include <dcp/raw_convert.h>
-#include <dcp/smpte_subtitle_asset.h>
-#include <boost/filesystem.hpp>
-#include <boost/bind/bind.hpp>
-
-#include "i18n.h"
-
-
-using std::make_pair;
-using std::make_shared;
-using std::pair;
-using std::shared_ptr;
-using std::string;
-using std::vector;
-using boost::optional;
-#if BOOST_VERSION >= 106100
-using namespace boost::placeholders;
-#endif
-using dcp::raw_convert;
-
-
-/** @param output Directory, if there will be multiple output files, or a filename.
- * @param initial_name Hint that may be used to create filenames, if @ref output is a directory.
- * @param include_font true to refer to and export any font file (for Interop; ignored for SMPTE).
- */
-SubtitleEncoder::SubtitleEncoder (shared_ptr<const Film> film, shared_ptr<Job> job, boost::filesystem::path output, string initial_name, bool split_reels, bool include_font)
- : Encoder (film, job)
- , _split_reels (split_reels)
- , _include_font (include_font)
- , _reel_index (0)
- , _length (film->length())
-{
- _player.set_play_referenced();
- _player.set_ignore_video();
- _player.set_ignore_audio();
- _player.Text.connect(boost::bind(&SubtitleEncoder::text, this, _1, _2, _3, _4));
-
- string const extension = film->interop() ? ".xml" : ".mxf";
-
- int const files = split_reels ? film->reels().size() : 1;
- for (int i = 0; i < files; ++i) {
-
- boost::filesystem::path filename = output;
- if (dcp::filesystem::is_directory(filename)) {
- if (files > 1) {
- /// TRANSLATORS: _reel%1 here is to be added to an export filename to indicate
- /// which reel it is. Preserve the %1; it will be replaced with the reel number.
- filename /= String::compose("%1_reel%2", initial_name, i + 1);
- } else {
- filename /= initial_name;
- }
- }
-
- _assets.push_back(make_pair(shared_ptr<dcp::SubtitleAsset>(), dcp::filesystem::change_extension(filename, extension)));
- }
-
- for (auto i: film->reels()) {
- _reels.push_back (i);
- }
-
- _default_font = dcp::ArrayData (default_font_file());
-}
-
-
-void
-SubtitleEncoder::go ()
-{
- {
- shared_ptr<Job> job = _job.lock ();
- DCPOMATIC_ASSERT (job);
- job->sub (_("Extracting"));
- }
-
- _reel_index = 0;
-
- while (!_player.pass()) {}
-
- int reel = 0;
- for (auto& i: _assets) {
- if (!i.first) {
- /* No subtitles arrived for this asset; make an empty one so we write something to the output */
- if (_film->interop()) {
- auto s = make_shared<dcp::InteropSubtitleAsset>();
- s->set_movie_title (_film->name());
- s->set_reel_number (raw_convert<string>(reel + 1));
- i.first = s;
- } else {
- auto s = make_shared<dcp::SMPTESubtitleAsset>();
- s->set_content_title_text (_film->name());
- s->set_reel_number (reel + 1);
- i.first = s;
- }
- }
-
- if (!_film->interop() || _include_font) {
- for (auto j: _player.get_subtitle_fonts()) {
- i.first->add_font(j->id(), j->data().get_value_or(_default_font));
- }
- }
-
- i.first->write (i.second);
- ++reel;
- }
-}
-
-
-void
-SubtitleEncoder::text (PlayerText subs, TextType type, optional<DCPTextTrack> track, dcpomatic::DCPTimePeriod period)
-{
- if (type != TextType::OPEN_SUBTITLE) {
- return;
- }
-
- if (!_assets[_reel_index].first) {
- shared_ptr<dcp::SubtitleAsset> asset;
- auto lang = _film->subtitle_languages ();
- if (_film->interop ()) {
- auto s = make_shared<dcp::InteropSubtitleAsset>();
- s->set_movie_title (_film->name());
- if (lang.first) {
- s->set_language (lang.first->to_string());
- }
- s->set_reel_number (raw_convert<string>(_reel_index + 1));
- _assets[_reel_index].first = s;
- } else {
- auto s = make_shared<dcp::SMPTESubtitleAsset>();
- s->set_content_title_text (_film->name());
- if (lang.first) {
- s->set_language (*lang.first);
- } else if (track->language) {
- s->set_language (track->language.get());
- }
- s->set_edit_rate (dcp::Fraction (_film->video_frame_rate(), 1));
- s->set_reel_number (_reel_index + 1);
- s->set_time_code_rate (_film->video_frame_rate());
- s->set_start_time (dcp::Time());
- if (_film->encrypted ()) {
- s->set_key (_film->key ());
- }
- _assets[_reel_index].first = s;
- }
- }
-
- for (auto i: subs.string) {
- /* XXX: couldn't / shouldn't we use period here rather than getting time from the subtitle? */
- i.set_in (i.in());
- i.set_out (i.out());
- if (_film->interop() && !_include_font) {
- i.unset_font ();
- }
- _assets[_reel_index].first->add (make_shared<dcp::SubtitleString>(i));
- }
-
- if (_split_reels && (_reel_index < int(_reels.size()) - 1) && period.from > _reels[_reel_index].from) {
- ++_reel_index;
- }
-
- _last = period.from;
-
- auto job = _job.lock ();
- if (job) {
- job->set_progress (float(period.from.get()) / _length.get());
- }
-}
-
-
-Frame
-SubtitleEncoder::frames_done () const
-{
- if (!_last) {
- return 0;
- }
-
- /* XXX: assuming 24fps here but I don't think it matters */
- return _last->seconds() * 24;
-}