/*
- Copyright (C) 2012-2016 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2017 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>
_empty_condition.notify_all ();
}
-/** Write one video frame's worth of audio frames to the DCP.
+/** 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).
* This method is not thread safe.
*/
void
Writer::write (shared_ptr<const AudioBuffers> audio)
{
- if (_audio_reel == _reels.end ()) {
- /* This audio is off the end of the last reel; ignore it */
- return;
- }
+ /* The audio we get might span a reel boundary, and if so we have to write it in bits */
+
+ int32_t offset = 0;
+ while (offset < audio->frames ()) {
- _audio_reel->write (audio);
+ if (_audio_reel == _reels.end ()) {
+ /* This audio is off the end of the last reel; ignore it */
+ return;
+ }
- /* 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())) {
- ++_audio_reel;
+ int32_t const remaining = audio->frames() - offset;
+ int32_t const reel_space = _audio_reel->period().duration().frames_floor(_film->audio_frame_rate()) - _audio_reel->total_written_audio_frames();
+
+ if (remaining <= reel_space) {
+ /* Easy case: we can write all the audio to this reel */
+ _audio_reel->write (audio);
+ offset += remaining;
+ } else {
+ /* Write the part we can */
+ shared_ptr<AudioBuffers> part (new AudioBuffers (audio->channels(), reel_space));
+ part->copy_from (audio.get(), reel_space, offset, 0);
+ _audio_reel->write (part);
+ ++_audio_reel;
+ offset += reel_space;
+ }
}
}
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.
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);
+ _maximum_frames_in_memory = lrint (threads * Config::instance()->frames_in_memory_multiplier());
}
void