/*
- Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2018 Carl Hetherington <cth@carlh.net>
This file is part of DCP-o-matic.
#include "util.h"
#include "reel_writer.h"
#include <dcp/cpl.h>
+#include <dcp/locale_convert.h>
#include <boost/foreach.hpp>
#include <fstream>
#include <cerrno>
using std::map;
using std::min;
using std::max;
+using std::vector;
using boost::shared_ptr;
using boost::weak_ptr;
using boost::dynamic_pointer_cast;
+using boost::optional;
using dcp::Data;
Writer::Writer (shared_ptr<const Film> film, weak_ptr<Job> j)
, _thread (0)
, _finish (false)
, _queued_full_in_memory (0)
- , _maximum_frames_in_memory (0)
+ /* These will be reset to sensible values when J2KEncoder is created */
+ , _maximum_frames_in_memory (8)
+ , _maximum_queue_size (8)
, _full_written (0)
, _fake_written (0)
, _repeat_written (0)
_reels.push_back (ReelWriter (film, p, job, reel_index++, reels.size(), _film->content_summary(p)));
}
- /* We can keep track of the current audio and subtitle reels easily because audio
- and subs arrive to the Writer in sequence. This is not so for video.
+ /* We can keep track of the current audio, subtitle and closed caption reels easily because audio
+ and captions arrive to the Writer in sequence. This is not so for video.
*/
_audio_reel = _reels.begin ();
_subtitle_reel = _reels.begin ();
+ BOOST_FOREACH (DCPTextTrack i, _film->closed_caption_tracks()) {
+ _caption_reels[i] = _reels.begin ();
+ }
/* Check that the signer is OK if we need one */
string reason;
Writer::start ()
{
_thread = new boost::thread (boost::bind (&Writer::thread, this));
+#ifdef DCPOMATIC_LINUX
+ pthread_setname_np (_thread->native_handle(), "writer");
+#endif
}
Writer::~Writer ()
boost::mutex::scoped_lock lock (_state_mutex);
while (_queued_full_in_memory > _maximum_frames_in_memory) {
- /* The queue is too big; wait until that is sorted out */
+ /* There are too many full frames in memory; wake the main writer thread and
+ wait until it sorts everything out */
+ _empty_condition.notify_all ();
_full_condition.wait (lock);
}
{
boost::mutex::scoped_lock lock (_state_mutex);
- while (_queued_full_in_memory > _maximum_frames_in_memory) {
- /* The queue is too big; wait until that is sorted out */
+ while (_queue.size() > _maximum_queue_size && have_sequenced_image_at_queue_head()) {
+ /* The queue is too big, and the main writer thread can run and fix it, so
+ wake it and wait until it has done.
+ */
+ _empty_condition.notify_all ();
_full_condition.wait (lock);
}
{
boost::mutex::scoped_lock lock (_state_mutex);
- while (_queued_full_in_memory > _maximum_frames_in_memory) {
- /* The queue is too big; wait until that is sorted out */
+ while (_queue.size() > _maximum_queue_size && have_sequenced_image_at_queue_head()) {
+ /* The queue is too big, and the main writer thread can run and fix it, so
+ wake it and wait until it has done.
+ */
+ _empty_condition.notify_all ();
_full_condition.wait (lock);
}
}
/** Write some audio frames to the DCP.
- * @param audio Audio data or 0 if there is no audio to be written here (i.e. it is referenced).
+ * @param audio Audio data.
+ * @param time Time of this data within the DCP.
* This method is not thread safe.
*/
void
-Writer::write (shared_ptr<const AudioBuffers> audio)
+Writer::write (shared_ptr<const AudioBuffers> audio, DCPTime const time)
{
- if (_audio_reel == _reels.end ()) {
- /* This audio is off the end of the last reel; ignore it */
- return;
- }
+ DCPOMATIC_ASSERT (audio);
+
+ int const afr = _film->audio_frame_rate();
+
+ DCPTime const end = time + DCPTime::from_frames(audio->frames(), afr);
- _audio_reel->write (audio);
+ /* The audio we get might span a reel boundary, and if so we have to write it in bits */
- if (_audio_reel->total_written_audio_frames() >= _audio_reel->period().duration().frames_floor (_film->audio_frame_rate())) {
- ++_audio_reel;
+ DCPTime t = time;
+ while (t < end) {
+
+ if (_audio_reel == _reels.end ()) {
+ /* This audio is off the end of the last reel; ignore it */
+ return;
+ }
+
+ if (end <= _audio_reel->period().to) {
+ /* Easy case: we can write all the audio to this reel */
+ _audio_reel->write (audio);
+ t = end;
+ } else {
+ /* Split the audio into two and write the first part */
+ DCPTime part_lengths[2] = {
+ _audio_reel->period().to - t,
+ end - _audio_reel->period().to
+ };
+
+ Frame part_frames[2] = {
+ part_lengths[0].frames_ceil(afr),
+ part_lengths[1].frames_ceil(afr)
+ };
+
+ if (part_frames[0]) {
+ shared_ptr<AudioBuffers> part (new AudioBuffers (audio->channels(), part_frames[0]));
+ part->copy_from (audio.get(), part_frames[0], 0, 0);
+ _audio_reel->write (part);
+ }
+
+ if (part_frames[1]) {
+ shared_ptr<AudioBuffers> part (new AudioBuffers (audio->channels(), part_frames[1]));
+ part->copy_from (audio.get(), part_frames[1], part_frames[0], 0);
+ audio = part;
+ } else {
+ audio.reset ();
+ }
+
+ ++_audio_reel;
+ t += part_lengths[0];
+ }
}
}
}
lock.lock ();
+ _full_condition.notify_all ();
}
while (_queued_full_in_memory > _maximum_frames_in_memory) {
DCPOMATIC_ASSERT (i != _queue.rend());
++_pushed_to_disk;
/* For the log message below */
- int const awaiting = _reels[_queue.front().reel].last_written_video_frame();
+ int const awaiting = _reels[_queue.front().reel].last_written_video_frame() + 1;
lock.unlock ();
/* i is valid here, even though we don't hold a lock on the mutex,
lock.lock ();
i->encoded.reset ();
--_queued_full_in_memory;
+ _full_condition.notify_all ();
}
-
- /* The queue has probably just gone down a bit; notify anything wait()ing on _full_condition */
- _full_condition.notify_all ();
}
}
catch (...)
shared_ptr<boost::asio::io_service::work> work (new boost::asio::io_service::work (service));
- int const threads = max (1, Config::instance()->num_local_encoding_threads ());
+ int const threads = max (1, Config::instance()->master_encoding_threads ());
for (int i = 0; i < threads; ++i) {
pool.create_thread (boost::bind (&boost::asio::io_service::run, &service));
LOG_GENERAL (
N_("Wrote %1 FULL, %2 FAKE, %3 REPEAT, %4 pushed to disk"), _full_written, _fake_written, _repeat_written, _pushed_to_disk
);
+
+ write_cover_sheet ();
+}
+
+void
+Writer::write_cover_sheet ()
+{
+ boost::filesystem::path const cover = _film->file ("COVER_SHEET.txt");
+ FILE* f = fopen_boost (cover, "w");
+ if (!f) {
+ throw OpenFileError (cover, errno, false);
+ }
+
+ string text = Config::instance()->cover_sheet ();
+ boost::algorithm::replace_all (text, "$CPL_NAME", _film->name());
+ boost::algorithm::replace_all (text, "$TYPE", _film->dcp_content_type()->pretty_name());
+ boost::algorithm::replace_all (text, "$CONTAINER", _film->container()->container_nickname());
+ boost::algorithm::replace_all (text, "$AUDIO_LANGUAGE", _film->isdcf_metadata().audio_language);
+ boost::algorithm::replace_all (text, "$SUBTITLE_LANGUAGE", _film->isdcf_metadata().subtitle_language);
+
+ boost::uintmax_t size = 0;
+ for (
+ boost::filesystem::recursive_directory_iterator i = boost::filesystem::recursive_directory_iterator(_film->dir(_film->dcp_name()));
+ i != boost::filesystem::recursive_directory_iterator();
+ ++i) {
+ if (boost::filesystem::is_regular_file (i->path ())) {
+ size += boost::filesystem::file_size (i->path ());
+ }
+ }
+
+ if (size > (1000000000L)) {
+ boost::algorithm::replace_all (text, "$SIZE", String::compose ("%1GB", dcp::locale_convert<string> (size / 1000000000.0, 1, true)));
+ } else {
+ boost::algorithm::replace_all (text, "$SIZE", String::compose ("%1MB", dcp::locale_convert<string> (size / 1000000.0, 1, true)));
+ }
+
+ pair<int, int> ch = audio_channel_types (_film->mapped_audio_channels(), _film->audio_channels());
+ string description = String::compose("%1.%2", ch.first, ch.second);
+
+ if (description == "0.0") {
+ description = _("None");
+ } else if (description == "1.0") {
+ description = _("Mono");
+ } else if (description == "2.0") {
+ description = _("Stereo");
+ }
+ boost::algorithm::replace_all (text, "$AUDIO", description);
+
+ int h, m, s, fr;
+ _film->length().split (_film->video_frame_rate(), h, m, s, fr);
+ string length;
+ if (h == 0 && m == 0) {
+ length = String::compose("%1s", s);
+ } else if (h == 0 && m > 0) {
+ length = String::compose("%1m%2s", m, s);
+ } else if (h > 0 && m > 0) {
+ length = String::compose("%1h%2m%3s", h, m, s);
+ }
+
+ boost::algorithm::replace_all (text, "$LENGTH", length);
+
+ fwrite (text.c_str(), 1, text.length(), f);
+ fclose (f);
}
/** @param frame Frame index within the whole DCP.
bool
Writer::can_fake_write (Frame frame) const
{
+ if (_film->encrypted()) {
+ /* We need to re-write the frame because the asset ID is embedded in the HMAC... I think... */
+ return false;
+ }
+
/* We have to do a proper write of the first frame so that we can set up the JPEG2000
parameters in the asset writer.
*/
return (frame != 0 && frame < reel.first_nonexistant_frame());
}
+/** @param track Closed caption track if type == TEXT_CLOSED_CAPTION */
void
-Writer::write (PlayerSubtitles subs, DCPTimePeriod period)
+Writer::write (PlayerText text, TextType type, optional<DCPTextTrack> track, DCPTimePeriod period)
{
- if (subs.text.empty ()) {
- return;
+ vector<ReelWriter>::iterator* reel = 0;
+
+ switch (type) {
+ case TEXT_OPEN_SUBTITLE:
+ reel = &_subtitle_reel;
+ break;
+ case TEXT_CLOSED_CAPTION:
+ DCPOMATIC_ASSERT (track);
+ DCPOMATIC_ASSERT (_caption_reels.find(*track) != _caption_reels.end());
+ reel = &_caption_reels[*track];
+ break;
+ default:
+ DCPOMATIC_ASSERT (false);
}
- if (_subtitle_reel->period().to <= period.from) {
- ++_subtitle_reel;
+ DCPOMATIC_ASSERT (*reel != _reels.end());
+ while ((*reel)->period().to <= period.from) {
+ ++(*reel);
+ DCPOMATIC_ASSERT (*reel != _reels.end());
}
- _subtitle_reel->write (subs);
+ (*reel)->write (text, type, track, period);
}
void
void
Writer::set_encoder_threads (int threads)
{
- /* I think the scaling factor here should be the ratio of the longest frame
- encode time to the shortest; if the thread count is T, longest time is L
- and the shortest time S we could encode L/S frames per thread whilst waiting
- for the L frame to encode so we might have to store LT/S frames.
-
- However we don't want to use too much memory, so keep it a bit lower than we'd
- perhaps like. A J2K frame is typically about 1Mb so 3 here will mean we could
- use about 240Mb with 72 encoding threads.
- */
- _maximum_frames_in_memory = lrint (threads * 3);
+ boost::mutex::scoped_lock lm (_state_mutex);
+ _maximum_frames_in_memory = lrint (threads * Config::instance()->frames_in_memory_multiplier());
+ _maximum_queue_size = threads * 16;
}
void