ReelWriter, which hopefully cleans things up a bit.
--- /dev/null
+/*
+ Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
+
+ This program 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.
+
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include "reel_writer.h"
+#include "film.h"
+#include "cross.h"
+#include "job.h"
+#include "log.h"
+#include "md5_digester.h"
+#include "font.h"
+#include "compose.hpp"
+#include "audio_buffers.h"
+#include <dcp/mono_picture_asset.h>
+#include <dcp/stereo_picture_asset.h>
+#include <dcp/sound_asset.h>
+#include <dcp/sound_asset_writer.h>
+#include <dcp/reel.h>
+#include <dcp/reel_mono_picture_asset.h>
+#include <dcp/reel_stereo_picture_asset.h>
+#include <dcp/reel_sound_asset.h>
+#include <dcp/reel_subtitle_asset.h>
+#include <dcp/dcp.h>
+#include <dcp/cpl.h>
+#include <dcp/certificate_chain.h>
+#include <dcp/interop_subtitle_asset.h>
+#include <dcp/smpte_subtitle_asset.h>
+#include <boost/foreach.hpp>
+
+#include "i18n.h"
+
+#define LOG_GENERAL(...) _film->log()->log (String::compose (__VA_ARGS__), LogEntry::TYPE_GENERAL);
+#define LOG_GENERAL_NC(...) _film->log()->log (__VA_ARGS__, LogEntry::TYPE_GENERAL);
+#define LOG_WARNING_NC(...) _film->log()->log (__VA_ARGS__, LogEntry::TYPE_WARNING);
+#define LOG_ERROR(...) _film->log()->log (String::compose (__VA_ARGS__), LogEntry::TYPE_ERROR);
+
+using std::list;
+using std::string;
+using boost::shared_ptr;
+using boost::optional;
+using boost::dynamic_pointer_cast;
+
+int const ReelWriter::_info_size = 48;
+
+ReelWriter::ReelWriter (shared_ptr<const Film> film, DCPTimePeriod period, shared_ptr<Job> job)
+ : _film (film)
+ , _period (period)
+ , _first_nonexistant_frame (0)
+ , _last_written_video_frame (-1)
+ , _last_written_eyes (EYES_RIGHT)
+ , _total_written_audio_frames (0)
+{
+ /* Create our picture asset in a subdirectory, named according to those
+ film's parameters which affect the video output. We will hard-link
+ it into the DCP later.
+ */
+
+ if (_film->three_d ()) {
+ _picture_asset.reset (new dcp::StereoPictureAsset (dcp::Fraction (_film->video_frame_rate (), 1)));
+ } else {
+ _picture_asset.reset (new dcp::MonoPictureAsset (dcp::Fraction (_film->video_frame_rate (), 1)));
+ }
+
+ _picture_asset->set_size (_film->frame_size ());
+
+ if (_film->encrypted ()) {
+ _picture_asset->set_key (_film->key ());
+ }
+
+ _picture_asset->set_file (
+ _film->internal_video_asset_dir() / _film->internal_video_asset_filename(_period)
+ );
+
+ job->sub (_("Checking existing image data"));
+ check_existing_picture_asset ();
+
+ _picture_asset_writer = _picture_asset->start_write (
+ _film->internal_video_asset_dir() / _film->internal_video_asset_filename(_period),
+ _film->interop() ? dcp::INTEROP : dcp::SMPTE,
+ _first_nonexistant_frame > 0
+ );
+
+ if (_film->audio_channels ()) {
+ _sound_asset.reset (
+ new dcp::SoundAsset (dcp::Fraction (_film->video_frame_rate(), 1), _film->audio_frame_rate (), _film->audio_channels ())
+ );
+
+ if (_film->encrypted ()) {
+ _sound_asset->set_key (_film->key ());
+ }
+
+ /* Write the sound asset into the film directory so that we leave the creation
+ of the DCP directory until the last minute.
+ */
+ _sound_asset_writer = _sound_asset->start_write (
+ _film->directory() / audio_asset_filename (_sound_asset),
+ _film->interop() ? dcp::INTEROP : dcp::SMPTE
+ );
+ }
+}
+
+/** @param frame reel-relative frame */
+void
+ReelWriter::write_frame_info (Frame frame, Eyes eyes, dcp::FrameInfo info) const
+{
+ FILE* file = 0;
+ boost::filesystem::path info_file = _film->info_file (_period);
+ if (boost::filesystem::exists (info_file)) {
+ file = fopen_boost (info_file, "r+b");
+ } else {
+ file = fopen_boost (info_file, "wb");
+ }
+ if (!file) {
+ throw OpenFileError (info_file);
+ }
+ dcpomatic_fseek (file, frame_info_position (frame, eyes), SEEK_SET);
+ fwrite (&info.offset, sizeof (info.offset), 1, file);
+ fwrite (&info.size, sizeof (info.size), 1, file);
+ fwrite (info.hash.c_str(), 1, info.hash.size(), file);
+ fclose (file);
+}
+
+dcp::FrameInfo
+ReelWriter::read_frame_info (FILE* file, Frame frame, Eyes eyes) const
+{
+ dcp::FrameInfo info;
+ dcpomatic_fseek (file, frame_info_position (frame, eyes), SEEK_SET);
+ fread (&info.offset, sizeof (info.offset), 1, file);
+ fread (&info.size, sizeof (info.size), 1, file);
+
+ char hash_buffer[33];
+ fread (hash_buffer, 1, 32, file);
+ hash_buffer[32] = '\0';
+ info.hash = hash_buffer;
+
+ return info;
+}
+
+long
+ReelWriter::frame_info_position (Frame frame, Eyes eyes) const
+{
+ switch (eyes) {
+ case EYES_BOTH:
+ return frame * _info_size;
+ case EYES_LEFT:
+ return frame * _info_size * 2;
+ case EYES_RIGHT:
+ return frame * _info_size * 2 + _info_size;
+ default:
+ DCPOMATIC_ASSERT (false);
+ }
+
+ DCPOMATIC_ASSERT (false);
+}
+
+void
+ReelWriter::check_existing_picture_asset ()
+{
+ /* Try to open the existing asset */
+ FILE* asset_file = fopen_boost (_picture_asset->file(), "rb");
+ if (!asset_file) {
+ LOG_GENERAL ("Could not open existing asset at %1 (errno=%2)", _picture_asset->file().string(), errno);
+ return;
+ }
+
+ /* Offset of the last dcp::FrameInfo in the info file */
+ int const n = (boost::filesystem::file_size (_film->info_file(_period)) / _info_size) - 1;
+
+ FILE* info_file = fopen_boost (_film->info_file(_period), "rb");
+ if (!info_file) {
+ LOG_GENERAL_NC ("Could not open film info file");
+ fclose (asset_file);
+ return;
+ }
+
+ if (_film->three_d ()) {
+ /* Start looking at the last left frame */
+ _first_nonexistant_frame = n / 2;
+ } else {
+ _first_nonexistant_frame = n;
+ }
+
+ bool ok = false;
+
+ while (!ok) {
+ /* Read the data from the info file; for 3D we just check the left
+ frames until we find a good one.
+ */
+ dcp::FrameInfo info = read_frame_info (info_file, _first_nonexistant_frame, _film->three_d () ? EYES_LEFT : EYES_BOTH);
+
+ ok = true;
+
+ /* Read the data from the asset and hash it */
+ dcpomatic_fseek (asset_file, info.offset, SEEK_SET);
+ Data data (info.size);
+ size_t const read = fread (data.data().get(), 1, data.size(), asset_file);
+ if (read != static_cast<size_t> (data.size ())) {
+ LOG_GENERAL ("Existing frame %1 is incomplete", _first_nonexistant_frame);
+ ok = false;
+ } else {
+ MD5Digester digester;
+ digester.add (data.data().get(), data.size());
+ if (digester.get() != info.hash) {
+ LOG_GENERAL ("Existing frame %1 failed hash check", _first_nonexistant_frame);
+ ok = false;
+ }
+ }
+
+ if (!ok) {
+ --_first_nonexistant_frame;
+ }
+ }
+
+ if (!_film->three_d ()) {
+ /* If we are doing 3D we might have found a good L frame with no R, so only
+ do this if we're in 2D and we've just found a good B(oth) frame.
+ */
+ ++_first_nonexistant_frame;
+ }
+
+ fclose (asset_file);
+ fclose (info_file);
+}
+
+void
+ReelWriter::write (optional<Data> encoded, Frame frame, Eyes eyes)
+{
+ dcp::FrameInfo fin = _picture_asset_writer->write (encoded->data().get (), encoded->size());
+ write_frame_info (frame, eyes, fin);
+ _last_written[eyes] = encoded;
+ _last_written_video_frame = frame;
+ _last_written_eyes = eyes;
+}
+
+void
+ReelWriter::fake_write (Frame frame, Eyes eyes, int size)
+{
+ _picture_asset_writer->fake_write (size);
+ _last_written_video_frame = frame;
+ _last_written_eyes = eyes;
+}
+
+void
+ReelWriter::repeat_write (Frame frame, Eyes eyes)
+{
+ dcp::FrameInfo fin = _picture_asset_writer->write (
+ _last_written[eyes]->data().get(),
+ _last_written[eyes]->size()
+ );
+ write_frame_info (frame, eyes, fin);
+ _last_written_video_frame = frame;
+ _last_written_eyes = eyes;
+}
+
+void
+ReelWriter::finish ()
+{
+ if (!_picture_asset_writer->finalize ()) {
+ /* Nothing was written to the picture asset */
+ _picture_asset.reset ();
+ }
+
+ if (_sound_asset_writer && !_sound_asset_writer->finalize ()) {
+ /* Nothing was written to the sound asset */
+ _sound_asset.reset ();
+ }
+
+ /* Hard-link any video asset file into the DCP */
+ if (_picture_asset) {
+ boost::filesystem::path video_from = _picture_asset->file ();
+ boost::filesystem::path video_to;
+ video_to /= _film->dir (_film->dcp_name());
+ video_to /= video_asset_filename (_picture_asset);
+
+ boost::system::error_code ec;
+ boost::filesystem::create_hard_link (video_from, video_to, ec);
+ if (ec) {
+ LOG_WARNING_NC ("Hard-link failed; copying instead");
+ boost::filesystem::copy_file (video_from, video_to, ec);
+ if (ec) {
+ LOG_ERROR ("Failed to copy video file from %1 to %2 (%3)", video_from.string(), video_to.string(), ec.message ());
+ throw FileError (ec.message(), video_from);
+ }
+ }
+
+ _picture_asset->set_file (video_to);
+ }
+
+ /* Move the audio asset into the DCP */
+ if (_sound_asset) {
+ boost::filesystem::path audio_to;
+ audio_to /= _film->dir (_film->dcp_name ());
+ audio_to /= audio_asset_filename (_sound_asset);
+
+ boost::system::error_code ec;
+ boost::filesystem::rename (_film->file (audio_asset_filename (_sound_asset)), audio_to, ec);
+ if (ec) {
+ throw FileError (
+ String::compose (_("could not move audio asset into the DCP (%1)"), ec.value ()), audio_asset_filename (_sound_asset)
+ );
+ }
+
+ _sound_asset->set_file (audio_to);
+ }
+}
+
+shared_ptr<dcp::Reel>
+ReelWriter::create_reel (list<ReferencedReelAsset> const & refs, list<shared_ptr<Font> > const & fonts)
+{
+ shared_ptr<dcp::Reel> reel (new dcp::Reel ());
+
+ shared_ptr<dcp::ReelPictureAsset> reel_picture_asset;
+
+ if (_picture_asset) {
+ /* We have made a picture asset of our own. Put it into the reel */
+ shared_ptr<dcp::MonoPictureAsset> mono = dynamic_pointer_cast<dcp::MonoPictureAsset> (_picture_asset);
+ if (mono) {
+ reel_picture_asset.reset (new dcp::ReelMonoPictureAsset (mono, 0));
+ }
+
+ shared_ptr<dcp::StereoPictureAsset> stereo = dynamic_pointer_cast<dcp::StereoPictureAsset> (_picture_asset);
+ if (stereo) {
+ reel_picture_asset.reset (new dcp::ReelStereoPictureAsset (stereo, 0));
+ }
+ } else {
+ /* We don't have a picture asset of our own; hopefully we have one to reference */
+ BOOST_FOREACH (ReferencedReelAsset j, refs) {
+ shared_ptr<dcp::ReelPictureAsset> k = dynamic_pointer_cast<dcp::ReelPictureAsset> (j.asset);
+ if (k && j.period == _period) {
+ reel_picture_asset = k;
+ }
+ }
+ }
+
+ reel->add (reel_picture_asset);
+
+ if (_sound_asset) {
+ /* We have made a sound asset of our own. Put it into the reel */
+ reel->add (shared_ptr<dcp::ReelSoundAsset> (new dcp::ReelSoundAsset (_sound_asset, 0)));
+ } else {
+ /* We don't have a sound asset of our own; hopefully we have one to reference */
+ BOOST_FOREACH (ReferencedReelAsset j, refs) {
+ shared_ptr<dcp::ReelSoundAsset> k = dynamic_pointer_cast<dcp::ReelSoundAsset> (j.asset);
+ if (k && j.period == _period) {
+ reel->add (k);
+ }
+ }
+ }
+
+ if (_subtitle_asset) {
+ boost::filesystem::path liberation;
+ try {
+ liberation = shared_path () / "LiberationSans-Regular.ttf";
+ } catch (boost::filesystem::filesystem_error& e) {
+ /* Hack: try the debian/ubuntu location if getting the shared path failed */
+ liberation = "/usr/share/fonts/truetype/liberation/LiberationSans-Regular.ttf";
+ }
+
+ /* Add all the fonts to the subtitle content */
+ BOOST_FOREACH (shared_ptr<Font> j, fonts) {
+ _subtitle_asset->add_font (j->id(), j->file().get_value_or (liberation));
+ }
+
+ if (dynamic_pointer_cast<dcp::InteropSubtitleAsset> (_subtitle_asset)) {
+ boost::filesystem::path directory = _film->dir (_film->dcp_name ()) / _subtitle_asset->id ();
+ boost::filesystem::create_directories (directory);
+ _subtitle_asset->write (directory / ("sub_" + _subtitle_asset->id() + ".xml"));
+ } else {
+
+ /* All our assets should be the same length; use the picture asset length here
+ as a reference to set the subtitle one.
+ */
+ dynamic_pointer_cast<dcp::SMPTESubtitleAsset>(_subtitle_asset)->set_intrinsic_duration (
+ reel_picture_asset->intrinsic_duration ()
+ );
+
+ _subtitle_asset->write (
+ _film->dir (_film->dcp_name ()) / ("sub_" + _subtitle_asset->id() + ".mxf")
+ );
+ }
+
+ reel->add (shared_ptr<dcp::ReelSubtitleAsset> (
+ new dcp::ReelSubtitleAsset (
+ _subtitle_asset,
+ dcp::Fraction (_film->video_frame_rate(), 1),
+ reel_picture_asset->intrinsic_duration (),
+ 0
+ )
+ ));
+ } else {
+ /* We don't have a subtitle asset of our own; hopefully we have one to reference */
+ BOOST_FOREACH (ReferencedReelAsset j, refs) {
+ shared_ptr<dcp::ReelSubtitleAsset> k = dynamic_pointer_cast<dcp::ReelSubtitleAsset> (j.asset);
+ if (k && j.period == _period) {
+ reel->add (k);
+ }
+ }
+ }
+
+ return reel;
+}
+
+void
+ReelWriter::calculate_digests (shared_ptr<Job> job)
+{
+ job->sub (_("Computing image digest"));
+ if (_picture_asset) {
+ _picture_asset->hash (boost::bind (&Job::set_progress, job.get(), _1, false));
+ }
+
+ if (_sound_asset) {
+ job->sub (_("Computing audio digest"));
+ _sound_asset->hash (boost::bind (&Job::set_progress, job.get(), _1, false));
+ }
+}
+
+Frame
+ReelWriter::start () const
+{
+ return _period.from.frames_floor (_film->video_frame_rate());
+}
+
+
+void
+ReelWriter::write (shared_ptr<const AudioBuffers> audio)
+{
+ if (!_sound_asset_writer) {
+ return;
+ }
+
+ if (audio) {
+ _sound_asset_writer->write (audio->data(), audio->frames());
+ }
+
+ ++_total_written_audio_frames;
+}
+
+void
+ReelWriter::write (PlayerSubtitles subs)
+{
+ if (!_subtitle_asset) {
+ string lang = _film->subtitle_language ();
+ if (lang.empty ()) {
+ lang = "Unknown";
+ }
+ if (_film->interop ()) {
+ shared_ptr<dcp::InteropSubtitleAsset> s (new dcp::InteropSubtitleAsset ());
+ s->set_movie_title (_film->name ());
+ s->set_language (lang);
+ s->set_reel_number ("1");
+ _subtitle_asset = s;
+ } else {
+ shared_ptr<dcp::SMPTESubtitleAsset> s (new dcp::SMPTESubtitleAsset ());
+ s->set_content_title_text (_film->name ());
+ s->set_language (lang);
+ s->set_edit_rate (dcp::Fraction (_film->video_frame_rate (), 1));
+ s->set_reel_number (1);
+ s->set_time_code_rate (_film->video_frame_rate ());
+ s->set_start_time (dcp::Time ());
+ _subtitle_asset = s;
+ }
+ }
+
+ for (list<dcp::SubtitleString>::const_iterator i = subs.text.begin(); i != subs.text.end(); ++i) {
+ _subtitle_asset->add (*i);
+ }
+}
--- /dev/null
+/*
+ Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
+
+ This program 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.
+
+ This program 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 this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#include "types.h"
+#include "data.h"
+#include "dcpomatic_time.h"
+#include "referenced_reel_asset.h"
+#include "player_subtitles.h"
+#include <dcp/picture_asset_writer.h>
+#include <boost/shared_ptr.hpp>
+
+class Film;
+class Job;
+class Font;
+class AudioBuffers;
+
+namespace dcp {
+ class MonoPictureAsset;
+ class MonoPictureAssetWriter;
+ class StereoPictureAsset;
+ class StereoPictureAssetWriter;
+ class PictureAsset;
+ class PictureAssetWriter;
+ class SoundAsset;
+ class SoundAssetWriter;
+ class SubtitleAsset;
+ class ReelAsset;
+ class Reel;
+}
+
+class ReelWriter
+{
+public:
+ ReelWriter (boost::shared_ptr<const Film> film, DCPTimePeriod period, boost::shared_ptr<Job> job);
+
+ void write (boost::optional<Data> encoded, Frame frame, Eyes eyes);
+ void fake_write (Frame frame, Eyes eyes, int size);
+ void repeat_write (Frame frame, Eyes eyes);
+ void write (boost::shared_ptr<const AudioBuffers> audio);
+ void write (PlayerSubtitles subs);
+
+ void finish ();
+ boost::shared_ptr<dcp::Reel> create_reel (std::list<ReferencedReelAsset> const & refs, std::list<boost::shared_ptr<Font> > const & fonts);
+ void calculate_digests (boost::shared_ptr<Job> job);
+
+ Frame start () const;
+
+ DCPTimePeriod period () const {
+ return _period;
+ }
+
+ int total_written_audio_frames () const {
+ return _total_written_audio_frames;
+ }
+
+ int last_written_video_frame () const {
+ return _last_written_video_frame;
+ }
+
+ Eyes last_written_eyes () const {
+ return _last_written_eyes;
+ }
+
+ int first_nonexistant_frame () const {
+ return _first_nonexistant_frame;
+ }
+
+ dcp::FrameInfo read_frame_info (FILE* file, Frame frame, Eyes eyes) const;
+
+private:
+
+ void write_frame_info (Frame frame, Eyes eyes, dcp::FrameInfo info) const;
+ long frame_info_position (Frame frame, Eyes eyes) const;
+ void check_existing_picture_asset ();
+
+ boost::shared_ptr<const Film> _film;
+
+ DCPTimePeriod _period;
+ /** the first frame index that does not already exist in our MXF */
+ int _first_nonexistant_frame;
+ /** the data of the last written frame, if there is one */
+ boost::optional<Data> _last_written[EYES_COUNT];
+ /** the index of the last written video frame within the reel */
+ int _last_written_video_frame;
+ Eyes _last_written_eyes;
+ /** the number of audio frames that have been written to the reel */
+ int _total_written_audio_frames;
+
+ boost::shared_ptr<dcp::PictureAsset> _picture_asset;
+ boost::shared_ptr<dcp::PictureAssetWriter> _picture_asset_writer;
+ boost::shared_ptr<dcp::SoundAsset> _sound_asset;
+ boost::shared_ptr<dcp::SoundAssetWriter> _sound_asset_writer;
+ boost::shared_ptr<dcp::SubtitleAsset> _subtitle_asset;
+
+ static int const _info_size;
+};
*/
+#ifndef DCPOMATIC_REFERENCED_REEL_ASSET_H
+#define DCPOMATIC_REFERENCED_REEL_ASSET_H
+
+#include <dcp/reel_asset.h>
+
class ReferencedReelAsset
{
public:
/** Period that this asset covers in the DCP */
DCPTimePeriod period;
};
+
+#endif
#include "version.h"
#include "font.h"
#include "util.h"
-#include "referenced_reel_asset.h"
-#include <dcp/mono_picture_asset.h>
-#include <dcp/stereo_picture_asset.h>
-#include <dcp/sound_asset.h>
-#include <dcp/sound_asset_writer.h>
-#include <dcp/reel.h>
-#include <dcp/reel_mono_picture_asset.h>
-#include <dcp/reel_stereo_picture_asset.h>
-#include <dcp/reel_sound_asset.h>
-#include <dcp/reel_subtitle_asset.h>
-#include <dcp/dcp.h>
+#include "reel_writer.h"
#include <dcp/cpl.h>
-#include <dcp/certificate_chain.h>
-#include <dcp/interop_subtitle_asset.h>
-#include <dcp/smpte_subtitle_asset.h>
#include <boost/foreach.hpp>
#include <fstream>
#include <cerrno>
using boost::weak_ptr;
using boost::dynamic_pointer_cast;
-int const Writer::_info_size = 48;
-
Writer::Writer (shared_ptr<const Film> film, weak_ptr<Job> j)
: _film (film)
, _job (j)
DCPOMATIC_ASSERT (job);
BOOST_FOREACH (DCPTimePeriod p, _film->reels ()) {
- Reel reel;
- reel.period = p;
-
- /* Create our picture asset in a subdirectory, named according to those
- film's parameters which affect the video output. We will hard-link
- it into the DCP later.
- */
-
- if (_film->three_d ()) {
- reel.picture_asset.reset (new dcp::StereoPictureAsset (dcp::Fraction (_film->video_frame_rate (), 1)));
- } else {
- reel.picture_asset.reset (new dcp::MonoPictureAsset (dcp::Fraction (_film->video_frame_rate (), 1)));
- }
-
- reel.picture_asset->set_size (_film->frame_size ());
-
- if (_film->encrypted ()) {
- reel.picture_asset->set_key (_film->key ());
- }
-
- reel.picture_asset->set_file (
- _film->internal_video_asset_dir() / _film->internal_video_asset_filename(p)
- );
-
- job->sub (_("Checking existing image data"));
- check_existing_picture_asset (reel);
-
- reel.picture_asset_writer = reel.picture_asset->start_write (
- _film->internal_video_asset_dir() / _film->internal_video_asset_filename(p),
- _film->interop() ? dcp::INTEROP : dcp::SMPTE,
- reel.first_nonexistant_frame > 0
- );
-
- if (_film->audio_channels ()) {
- reel.sound_asset.reset (
- new dcp::SoundAsset (dcp::Fraction (_film->video_frame_rate(), 1), _film->audio_frame_rate (), _film->audio_channels ())
- );
-
- if (_film->encrypted ()) {
- reel.sound_asset->set_key (_film->key ());
- }
-
- /* Write the sound asset into the film directory so that we leave the creation
- of the DCP directory until the last minute.
- */
- reel.sound_asset_writer = reel.sound_asset->start_write (
- _film->directory() / audio_asset_filename (reel.sound_asset),
- _film->interop() ? dcp::INTEROP : dcp::SMPTE
- );
- }
-
- _reels.push_back (reel);
+ _reels.push_back (ReelWriter (film, p, job));
}
/* We can keep track of the current audio and subtitle reels easily because audio
qi.type = QueueItem::FULL;
qi.encoded = encoded;
qi.reel = video_reel (frame);
- qi.frame = frame - _reels[qi.reel].period.from.frames_floor (_film->video_frame_rate());
+ qi.frame = frame - _reels[qi.reel].start ();
if (_film->three_d() && eyes == EYES_BOTH) {
/* 2D material in a 3D DCP; fake the 3D */
QueueItem qi;
qi.type = QueueItem::REPEAT;
qi.reel = video_reel (frame);
- qi.frame = frame - _reels[qi.reel].period.from.frames_floor (_film->video_frame_rate());
+ qi.frame = frame - _reels[qi.reel].start ();
if (_film->three_d() && eyes == EYES_BOTH) {
qi.eyes = EYES_LEFT;
_queue.push_back (qi);
}
size_t const reel = video_reel (frame);
- Frame const reel_frame = frame - _reels[reel].period.from.frames_floor (_film->video_frame_rate());
+ Frame const reel_frame = frame - _reels[reel].start ();
- FILE* file = fopen_boost (_film->info_file(_reels[reel].period), "rb");
+ FILE* file = fopen_boost (_film->info_file(_reels[reel].period()), "rb");
if (!file) {
- throw ReadFileError (_film->info_file(_reels[reel].period));
+ throw ReadFileError (_film->info_file(_reels[reel].period()));
}
- dcp::FrameInfo info = read_frame_info (file, reel_frame, eyes);
+ dcp::FrameInfo info = _reels[reel].read_frame_info (file, reel_frame, eyes);
fclose (file);
QueueItem qi;
void
Writer::write (shared_ptr<const AudioBuffers> audio)
{
- if (!_audio_reel->sound_asset_writer) {
+ if (_audio_reel == _reels.end ()) {
+ /* This audio is off the end of the last reel; ignore it */
return;
}
- if (audio) {
- DCPOMATIC_ASSERT (_audio_reel->sound_asset_writer);
- _audio_reel->sound_asset_writer->write (audio->data(), audio->frames());
- }
-
- ++_audio_reel->total_written_audio_frames;
+ _audio_reel->write (audio);
/* written is in video frames, not audio frames */
- if (_audio_reel->total_written_audio_frames >= _audio_reel->period.duration().frames_floor (_film->video_frame_rate())) {
+ if (_audio_reel->total_written_audio_frames() >= _audio_reel->period().duration().frames_floor (_film->video_frame_rate())) {
++_audio_reel;
}
}
_queue.sort ();
QueueItem const & f = _queue.front();
- Reel const & reel = _reels[f.reel];
+ ReelWriter const & reel = _reels[f.reel];
/* The queue should contain only EYES_LEFT/EYES_RIGHT pairs or EYES_BOTH */
if (f.eyes == EYES_BOTH) {
/* 2D */
- return f.frame == (reel.last_written_video_frame + 1);
+ return f.frame == (reel.last_written_video_frame() + 1);
}
/* 3D */
- if (reel.last_written_eyes == EYES_LEFT && f.frame == reel.last_written_video_frame && f.eyes == EYES_RIGHT) {
+ if (reel.last_written_eyes() == EYES_LEFT && f.frame == reel.last_written_video_frame() && f.eyes == EYES_RIGHT) {
return true;
}
- if (reel.last_written_eyes == EYES_RIGHT && f.frame == (reel.last_written_video_frame + 1) && f.eyes == EYES_LEFT) {
+ if (reel.last_written_eyes() == EYES_RIGHT && f.frame == (reel.last_written_video_frame() + 1) && f.eyes == EYES_LEFT) {
return true;
}
return false;
}
-/** @param frame reel-relative frame */
-void
-Writer::write_frame_info (Reel const & reel, int frame, Eyes eyes, dcp::FrameInfo info) const
-{
- FILE* file = 0;
- boost::filesystem::path info_file = _film->info_file (reel.period);
- if (boost::filesystem::exists (info_file)) {
- file = fopen_boost (info_file, "r+b");
- } else {
- file = fopen_boost (info_file, "wb");
- }
- if (!file) {
- throw OpenFileError (info_file);
- }
- dcpomatic_fseek (file, frame_info_position (frame, eyes), SEEK_SET);
- fwrite (&info.offset, sizeof (info.offset), 1, file);
- fwrite (&info.size, sizeof (info.size), 1, file);
- fwrite (info.hash.c_str(), 1, info.hash.size(), file);
- fclose (file);
-}
-
void
Writer::thread ()
try
lock.unlock ();
- Reel& reel = _reels[qi.reel];
+ ReelWriter& reel = _reels[qi.reel];
switch (qi.type) {
case QueueItem::FULL:
- {
LOG_DEBUG_ENCODE (N_("Writer FULL-writes %1 (%2)"), qi.frame, qi.eyes);
if (!qi.encoded) {
qi.encoded = Data (_film->j2c_path (qi.reel, qi.frame, qi.eyes, false));
}
-
- dcp::FrameInfo fin = reel.picture_asset_writer->write (qi.encoded->data().get (), qi.encoded->size());
- write_frame_info (reel, qi.frame, qi.eyes, fin);
- reel.last_written[qi.eyes] = qi.encoded;
+ reel.write (qi.encoded, qi.frame, qi.eyes);
++_full_written;
break;
- }
case QueueItem::FAKE:
LOG_DEBUG_ENCODE (N_("Writer FAKE-writes %1"), qi.frame);
- reel.picture_asset_writer->fake_write (qi.size);
+ reel.fake_write (qi.frame, qi.eyes, qi.size);
++_fake_written;
break;
case QueueItem::REPEAT:
- {
LOG_DEBUG_ENCODE (N_("Writer REPEAT-writes %1"), qi.frame);
- dcp::FrameInfo fin = reel.picture_asset_writer->write (
- reel.last_written[qi.eyes]->data().get(),
- reel.last_written[qi.eyes]->size()
- );
- write_frame_info (reel, qi.frame, qi.eyes, fin);
+ reel.repeat_write (qi.frame, qi.eyes);
++_repeat_written;
break;
}
- }
lock.lock ();
- reel.last_written_video_frame = qi.frame;
- reel.last_written_eyes = qi.eyes;
-
shared_ptr<Job> job = _job.lock ();
DCPOMATIC_ASSERT (job);
int64_t total = _film->length().frames_round (_film->video_frame_rate ());
terminate_thread (true);
- BOOST_FOREACH (Reel& i, _reels) {
-
- if (!i.picture_asset_writer->finalize ()) {
- /* Nothing was written to the picture asset */
- i.picture_asset.reset ();
- }
-
- if (i.sound_asset_writer && !i.sound_asset_writer->finalize ()) {
- /* Nothing was written to the sound asset */
- cout << "nothing written to reel @ " << i.period << "\n";
- i.sound_asset.reset ();
- } else {
- cout << "something written to reel @ " << i.period << "\n";
- }
-
- /* Hard-link any video asset file into the DCP */
- if (i.picture_asset) {
- boost::filesystem::path video_from = i.picture_asset->file ();
- boost::filesystem::path video_to;
- video_to /= _film->dir (_film->dcp_name());
- video_to /= video_asset_filename (i.picture_asset);
-
- boost::system::error_code ec;
- boost::filesystem::create_hard_link (video_from, video_to, ec);
- if (ec) {
- LOG_WARNING_NC ("Hard-link failed; copying instead");
- boost::filesystem::copy_file (video_from, video_to, ec);
- if (ec) {
- LOG_ERROR ("Failed to copy video file from %1 to %2 (%3)", video_from.string(), video_to.string(), ec.message ());
- throw FileError (ec.message(), video_from);
- }
- }
-
- i.picture_asset->set_file (video_to);
- }
-
- /* Move the audio asset into the DCP */
- if (i.sound_asset) {
- boost::filesystem::path audio_to;
- audio_to /= _film->dir (_film->dcp_name ());
- audio_to /= audio_asset_filename (i.sound_asset);
-
- boost::system::error_code ec;
- boost::filesystem::rename (_film->file (audio_asset_filename (i.sound_asset)), audio_to, ec);
- if (ec) {
- throw FileError (
- String::compose (_("could not move audio asset into the DCP (%1)"), ec.value ()), audio_asset_filename (i.sound_asset)
- );
- }
-
- i.sound_asset->set_file (audio_to);
- }
+ BOOST_FOREACH (ReelWriter& i, _reels) {
+ i.finish ();
}
dcp::DCP dcp (_film->dir (_film->dcp_name()));
dcp.add (cpl);
- BOOST_FOREACH (Reel& i, _reels) {
- shared_ptr<dcp::Reel> reel (new dcp::Reel ());
-
- shared_ptr<dcp::ReelPictureAsset> reel_picture_asset;
-
- if (i.picture_asset) {
- /* We have made a picture asset of our own. Put it into the reel */
- shared_ptr<dcp::MonoPictureAsset> mono = dynamic_pointer_cast<dcp::MonoPictureAsset> (i.picture_asset);
- if (mono) {
- reel_picture_asset.reset (new dcp::ReelMonoPictureAsset (mono, 0));
- }
-
- shared_ptr<dcp::StereoPictureAsset> stereo = dynamic_pointer_cast<dcp::StereoPictureAsset> (i.picture_asset);
- if (stereo) {
- reel_picture_asset.reset (new dcp::ReelStereoPictureAsset (stereo, 0));
- }
- } else {
- /* We don't have a picture asset of our own; hopefully we have one to reference */
- BOOST_FOREACH (ReferencedReelAsset j, _reel_assets) {
- shared_ptr<dcp::ReelPictureAsset> k = dynamic_pointer_cast<dcp::ReelPictureAsset> (j.asset);
- if (k && j.period == i.period) {
- reel_picture_asset = k;
- }
- }
- }
-
- reel->add (reel_picture_asset);
-
- if (i.sound_asset) {
- /* We have made a sound asset of our own. Put it into the reel */
- reel->add (shared_ptr<dcp::ReelSoundAsset> (new dcp::ReelSoundAsset (i.sound_asset, 0)));
- } else {
- /* We don't have a sound asset of our own; hopefully we have one to reference */
- BOOST_FOREACH (ReferencedReelAsset j, _reel_assets) {
- shared_ptr<dcp::ReelSoundAsset> k = dynamic_pointer_cast<dcp::ReelSoundAsset> (j.asset);
- if (k && j.period == i.period) {
- reel->add (k);
- }
- }
- }
-
- if (i.subtitle_asset) {
- boost::filesystem::path liberation;
- try {
- liberation = shared_path () / "LiberationSans-Regular.ttf";
- } catch (boost::filesystem::filesystem_error& e) {
- /* Hack: try the debian/ubuntu location if getting the shared path failed */
- liberation = "/usr/share/fonts/truetype/liberation/LiberationSans-Regular.ttf";
- }
-
- /* Add all the fonts to the subtitle content */
- BOOST_FOREACH (shared_ptr<Font> j, _fonts) {
- i.subtitle_asset->add_font (j->id(), j->file().get_value_or (liberation));
- }
-
- if (dynamic_pointer_cast<dcp::InteropSubtitleAsset> (i.subtitle_asset)) {
- boost::filesystem::path directory = _film->dir (_film->dcp_name ()) / i.subtitle_asset->id ();
- boost::filesystem::create_directories (directory);
- i.subtitle_asset->write (directory / ("sub_" + i.subtitle_asset->id() + ".xml"));
- } else {
+ BOOST_FOREACH (ReelWriter& i, _reels) {
- /* All our assets should be the same length; use the picture asset length here
- as a reference to set the subtitle one.
- */
- dynamic_pointer_cast<dcp::SMPTESubtitleAsset>(i.subtitle_asset)->set_intrinsic_duration (
- reel_picture_asset->intrinsic_duration ()
- );
-
- i.subtitle_asset->write (
- _film->dir (_film->dcp_name ()) / ("sub_" + i.subtitle_asset->id() + ".mxf")
- );
- }
-
- reel->add (shared_ptr<dcp::ReelSubtitleAsset> (
- new dcp::ReelSubtitleAsset (
- i.subtitle_asset,
- dcp::Fraction (_film->video_frame_rate(), 1),
- reel_picture_asset->intrinsic_duration (),
- 0
- )
- ));
- } else {
- /* We don't have a subtitle asset of our own; hopefully we have one to reference */
- BOOST_FOREACH (ReferencedReelAsset j, _reel_assets) {
- shared_ptr<dcp::ReelSubtitleAsset> k = dynamic_pointer_cast<dcp::ReelSubtitleAsset> (j.asset);
- if (k && j.period == i.period) {
- reel->add (k);
- }
- }
- }
-
- cpl->add (reel);
+ cpl->add (i.create_reel (_reel_assets, _fonts));
shared_ptr<Job> job = _job.lock ();
DCPOMATIC_ASSERT (job);
-
- job->sub (_("Computing image digest"));
- if (i.picture_asset) {
- i.picture_asset->hash (boost::bind (&Job::set_progress, job.get(), _1, false));
- }
-
- if (i.sound_asset) {
- job->sub (_("Computing audio digest"));
- i.sound_asset->hash (boost::bind (&Job::set_progress, job.get(), _1, false));
- }
+ i.calculate_digests (job);
}
dcp::XMLMetadata meta;
);
}
-void
-Writer::check_existing_picture_asset (Reel& reel)
-{
- /* Try to open the existing asset */
- FILE* asset_file = fopen_boost (reel.picture_asset->file(), "rb");
- if (!asset_file) {
- LOG_GENERAL ("Could not open existing asset at %1 (errno=%2)", reel.picture_asset->file().string(), errno);
- return;
- }
-
- /* Offset of the last dcp::FrameInfo in the info file */
- int const n = (boost::filesystem::file_size (_film->info_file(reel.period)) / _info_size) - 1;
-
- FILE* info_file = fopen_boost (_film->info_file(reel.period), "rb");
- if (!info_file) {
- LOG_GENERAL_NC ("Could not open film info file");
- fclose (asset_file);
- return;
- }
-
- if (_film->three_d ()) {
- /* Start looking at the last left frame */
- reel.first_nonexistant_frame = n / 2;
- } else {
- reel.first_nonexistant_frame = n;
- }
-
- bool ok = false;
-
- while (!ok) {
- /* Read the data from the info file; for 3D we just check the left
- frames until we find a good one.
- */
- dcp::FrameInfo info = read_frame_info (info_file, reel.first_nonexistant_frame, _film->three_d () ? EYES_LEFT : EYES_BOTH);
-
- ok = true;
-
- /* Read the data from the asset and hash it */
- dcpomatic_fseek (asset_file, info.offset, SEEK_SET);
- Data data (info.size);
- size_t const read = fread (data.data().get(), 1, data.size(), asset_file);
- if (read != static_cast<size_t> (data.size ())) {
- LOG_GENERAL ("Existing frame %1 is incomplete", reel.first_nonexistant_frame);
- ok = false;
- } else {
- MD5Digester digester;
- digester.add (data.data().get(), data.size());
- if (digester.get() != info.hash) {
- LOG_GENERAL ("Existing frame %1 failed hash check", reel.first_nonexistant_frame);
- ok = false;
- }
- }
-
- if (!ok) {
- --reel.first_nonexistant_frame;
- }
- }
-
- if (!_film->three_d ()) {
- /* If we are doing 3D we might have found a good L frame with no R, so only
- do this if we're in 2D and we've just found a good B(oth) frame.
- */
- ++reel.first_nonexistant_frame;
- }
-
- fclose (asset_file);
- fclose (info_file);
-}
-
/** @param frame Frame index within the whole DCP.
* @return true if we can fake-write this frame.
*/
parameters in the asset writer.
*/
- Reel const & reel = _reels[video_reel(frame)];
+ ReelWriter const & reel = _reels[video_reel(frame)];
/* Make frame relative to the start of the reel */
- frame -= reel.period.from.frames_floor (_film->video_frame_rate());
- return (frame != 0 && frame < reel.first_nonexistant_frame);
+ frame -= reel.start ();
+ return (frame != 0 && frame < reel.first_nonexistant_frame());
}
void
return;
}
- if (_subtitle_reel->period.to < subs.from) {
+ if (_subtitle_reel->period().to < subs.from) {
++_subtitle_reel;
}
- if (!_subtitle_reel->subtitle_asset) {
- string lang = _film->subtitle_language ();
- if (lang.empty ()) {
- lang = "Unknown";
- }
- if (_film->interop ()) {
- shared_ptr<dcp::InteropSubtitleAsset> s (new dcp::InteropSubtitleAsset ());
- s->set_movie_title (_film->name ());
- s->set_language (lang);
- s->set_reel_number ("1");
- _subtitle_reel->subtitle_asset = s;
- } else {
- shared_ptr<dcp::SMPTESubtitleAsset> s (new dcp::SMPTESubtitleAsset ());
- s->set_content_title_text (_film->name ());
- s->set_language (lang);
- s->set_edit_rate (dcp::Fraction (_film->video_frame_rate (), 1));
- s->set_reel_number (1);
- s->set_time_code_rate (_film->video_frame_rate ());
- s->set_start_time (dcp::Time ());
- _subtitle_reel->subtitle_asset = s;
- }
- }
-
- for (list<dcp::SubtitleString>::const_iterator i = subs.text.begin(); i != subs.text.end(); ++i) {
- _subtitle_reel->subtitle_asset->add (*i);
- }
+ _subtitle_reel->write (subs);
}
void
_maximum_frames_in_memory = lrint (threads * 1.1);
}
-long
-Writer::frame_info_position (int frame, Eyes eyes) const
-{
- switch (eyes) {
- case EYES_BOTH:
- return frame * _info_size;
- case EYES_LEFT:
- return frame * _info_size * 2;
- case EYES_RIGHT:
- return frame * _info_size * 2 + _info_size;
- default:
- DCPOMATIC_ASSERT (false);
- }
-
- DCPOMATIC_ASSERT (false);
-}
-
-dcp::FrameInfo
-Writer::read_frame_info (FILE* file, int frame, Eyes eyes) const
-{
- dcp::FrameInfo info;
- dcpomatic_fseek (file, frame_info_position (frame, eyes), SEEK_SET);
- fread (&info.offset, sizeof (info.offset), 1, file);
- fread (&info.size, sizeof (info.size), 1, file);
-
- char hash_buffer[33];
- fread (hash_buffer, 1, 32, file);
- hash_buffer[32] = '\0';
- info.hash = hash_buffer;
-
- return info;
-}
-
void
Writer::write (ReferencedReelAsset asset)
{
{
DCPTime t = DCPTime::from_frames (frame, _film->video_frame_rate ());
size_t i = 0;
- while (i < _reels.size() && !_reels[i].period.contains (t)) {
+ while (i < _reels.size() && !_reels[i].period().contains (t)) {
++i;
}
#include "player_subtitles.h"
#include "data.h"
#include "exception_store.h"
-#include <dcp/picture_asset_writer.h>
#include <boost/shared_ptr.hpp>
#include <boost/weak_ptr.hpp>
#include <boost/thread.hpp>
class Job;
class Font;
class ReferencedReelAsset;
-
-namespace dcp {
- class MonoPictureAsset;
- class MonoPictureAssetWriter;
- class StereoPictureAsset;
- class StereoPictureAssetWriter;
- class PictureAsset;
- class PictureAssetWriter;
- class SoundAsset;
- class SoundAssetWriter;
- class SubtitleAsset;
- class ReelAsset;
-}
+class ReelWriter;
struct QueueItem
{
void set_encoder_threads (int threads);
private:
-
- class Reel {
- public:
- Reel ()
- : first_nonexistant_frame (0)
- , last_written_video_frame (-1)
- , last_written_eyes (EYES_RIGHT)
- , total_written_audio_frames (0)
- {}
-
- DCPTimePeriod period;
- /** the first frame index that does not already exist in our MXF */
- int first_nonexistant_frame;
- /** the data of the last written frame, if there is one */
- boost::optional<Data> last_written[EYES_COUNT];
- /** the index of the last written video frame within the reel */
- int last_written_video_frame;
- Eyes last_written_eyes;
- /** the number of audio frames that have been written to the reel */
- int total_written_audio_frames;
-
- boost::shared_ptr<dcp::PictureAsset> picture_asset;
- boost::shared_ptr<dcp::PictureAssetWriter> picture_asset_writer;
- boost::shared_ptr<dcp::SoundAsset> sound_asset;
- boost::shared_ptr<dcp::SoundAssetWriter> sound_asset_writer;
- boost::shared_ptr<dcp::SubtitleAsset> subtitle_asset;
- };
-
void thread ();
void terminate_thread (bool);
- void check_existing_picture_asset (Reel& reel);
bool have_sequenced_image_at_queue_head ();
- void write_frame_info (Reel const & reel, int frame, Eyes eyes, dcp::FrameInfo info) const;
- long frame_info_position (int frame, Eyes eyes) const;
- dcp::FrameInfo read_frame_info (FILE* file, int frame, Eyes eyes) const;
size_t video_reel (int frame) const;
/** our Film */
boost::shared_ptr<const Film> _film;
boost::weak_ptr<Job> _job;
- std::vector<Reel> _reels;
- std::vector<Reel>::iterator _audio_reel;
- std::vector<Reel>::iterator _subtitle_reel;
+ std::vector<ReelWriter> _reels;
+ std::vector<ReelWriter>::iterator _audio_reel;
+ std::vector<ReelWriter>::iterator _subtitle_reel;
/** our thread, or 0 */
boost::thread* _thread;
std::list<ReferencedReelAsset> _reel_assets;
std::list<boost::shared_ptr<Font> > _fonts;
-
- static int const _info_size;
};
position_image.cc
ratio.cc
raw_image_proxy.cc
+ reel_writer.cc
render_subtitles.cc
resampler.cc
safe_stringstream.cc