#include <libdcp/sound_asset.h>
#include <libdcp/picture_frame.h>
#include <libdcp/reel.h>
+#include <libdcp/dcp.h>
#include "writer.h"
#include "compose.hpp"
#include "film.h"
#include "format.h"
#include "log.h"
#include "dcp_video_frame.h"
+#include "dcp_content_type.h"
+#include "player.h"
+#include "audio_mapping.h"
+
+#include "i18n.h"
using std::make_pair;
using std::pair;
using std::string;
using std::ifstream;
+using std::list;
using std::cout;
using boost::shared_ptr;
-unsigned int const Writer::_maximum_frames_in_memory = 8;
+int const Writer::_maximum_frames_in_memory = 8;
Writer::Writer (shared_ptr<Film> f)
: _film (f)
, _first_nonexistant_frame (0)
, _thread (0)
, _finish (false)
+ , _queued_full_in_memory (0)
, _last_written_frame (-1)
+ , _full_written (0)
+ , _fake_written (0)
+ , _repeat_written (0)
+ , _pushed_to_disk (0)
{
+ /* Remove any old DCP */
+ boost::filesystem::remove_all (_film->dir (_film->dcp_name ()));
+
check_existing_picture_mxf ();
/* Create our picture asset in a subdirectory, named according to those
new libdcp::MonoPictureAsset (
_film->video_mxf_dir (),
_film->video_mxf_filename (),
- DCPFrameRate (_film->frames_per_second()).frames_per_second,
- _film->format()->dcp_size()
+ _film->dcp_frame_rate (),
+ _film->format()->dcp_size ()
)
);
_sound_asset.reset (
new libdcp::SoundAsset (
_film->dir (_film->dcp_name()),
- "audio.mxf",
- DCPFrameRate (_film->frames_per_second()).frames_per_second,
- _film->audio_channels(),
- dcp_audio_sample_rate (_film->audio_stream()->sample_rate())
+ N_("audio.mxf"),
+ _film->dcp_frame_rate (),
+ _film->audio_mapping().dcp_channels (),
+ dcp_audio_sample_rate (_film->audio_frame_rate())
)
);
_sound_asset_writer = _sound_asset->start_write ();
}
-
+
_thread = new boost::thread (boost::bind (&Writer::thread, this));
}
qi.encoded = encoded;
qi.frame = frame;
_queue.push_back (qi);
+ ++_queued_full_in_memory;
_condition.notify_all ();
}
void
Writer::thread ()
+try
{
while (1)
{
boost::mutex::scoped_lock lock (_mutex);
while (1) {
+
+ _queue.sort ();
+
if (_finish ||
- _queue.size() > _maximum_frames_in_memory ||
+ _queued_full_in_memory > _maximum_frames_in_memory ||
(!_queue.empty() && _queue.front().frame == (_last_written_frame + 1))) {
-
- break;
- }
-
- TIMING ("writer sleeps with a queue of %1; %2 pending", _queue.size(), _pending.size());
- _condition.wait (lock);
- TIMING ("writer wakes with a queue of %1", _queue.size());
-
- _queue.sort ();
+
+ break;
+ }
+
+ TIMING (N_("writer sleeps with a queue of %1"), _queue.size());
+ _condition.wait (lock);
+ TIMING (N_("writer wakes with a queue of %1"), _queue.size());
}
- if (_finish && _queue.empty() && _pending.empty()) {
+ if (_finish && _queue.empty()) {
return;
}
while (!_queue.empty() && _queue.front().frame == (_last_written_frame + 1)) {
QueueItem qi = _queue.front ();
_queue.pop_front ();
+ if (qi.type == QueueItem::FULL && qi.encoded) {
+ --_queued_full_in_memory;
+ }
lock.unlock ();
switch (qi.type) {
case QueueItem::FULL:
{
- _film->log()->log (String::compose ("Writer FULL-writes %1 to MXF", qi.frame));
+ _film->log()->log (String::compose (N_("Writer FULL-writes %1 to MXF"), qi.frame));
+ if (!qi.encoded) {
+ qi.encoded.reset (new EncodedData (_film->j2c_path (qi.frame, false)));
+ }
libdcp::FrameInfo const fin = _picture_asset_writer->write (qi.encoded->data(), qi.encoded->size());
qi.encoded->write_info (_film, qi.frame, fin);
_last_written = qi.encoded;
+ ++_full_written;
break;
}
case QueueItem::FAKE:
- _film->log()->log (String::compose ("Writer FAKE-writes %1 to MXF", qi.frame));
+ _film->log()->log (String::compose (N_("Writer FAKE-writes %1 to MXF"), qi.frame));
_picture_asset_writer->fake_write (qi.size);
_last_written.reset ();
+ ++_fake_written;
break;
case QueueItem::REPEAT:
{
- _film->log()->log (String::compose ("Writer REPEAT-writes %1 to MXF", qi.frame));
+ _film->log()->log (String::compose (N_("Writer REPEAT-writes %1 to MXF"), qi.frame));
libdcp::FrameInfo const fin = _picture_asset_writer->write (_last_written->data(), _last_written->size());
_last_written->write_info (_film, qi.frame, fin);
+ ++_repeat_written;
break;
}
}
++_last_written_frame;
}
- while (_queue.size() > _maximum_frames_in_memory) {
+ while (_queued_full_in_memory > _maximum_frames_in_memory) {
/* Too many frames in memory which can't yet be written to the stream.
- Put some in our pending list (and write FULL queue items' data to disk)
+ Write some FULL frames to disk.
*/
- QueueItem qi = _queue.back ();
- _queue.pop_back ();
-
- if (qi.type == QueueItem::FULL) {
- lock.unlock ();
- _film->log()->log (String::compose ("Writer full (awaiting %1); pushes %2 to disk", _last_written_frame + 1, qi.frame));
- qi.encoded->write (_film, qi.frame);
- lock.lock ();
- qi.encoded.reset ();
+ /* Find one */
+ list<QueueItem>::reverse_iterator i = _queue.rbegin ();
+ while (i != _queue.rend() && (i->type != QueueItem::FULL || !i->encoded)) {
+ ++i;
}
- _pending.push_back (qi);
- }
-
- while (_queue.size() < _maximum_frames_in_memory && !_pending.empty()) {
- /* We have some space in memory. Fetch some frames back off disk. */
-
- _pending.sort ();
- QueueItem qi = _pending.front ();
-
- if (qi.type == QueueItem::FULL) {
- lock.unlock ();
- _film->log()->log (String::compose ("Writer pulls %1 back from disk", qi.frame));
- shared_ptr<const EncodedData> encoded;
- qi.encoded.reset (new EncodedData (_film->j2c_path (qi.frame, false)));
- lock.lock ();
- }
+ assert (i != _queue.rend());
+ QueueItem qi = *i;
- _queue.push_back (qi);
- _pending.remove (qi);
+ ++_pushed_to_disk;
+
+ lock.unlock ();
+ _film->log()->log (String::compose (N_("Writer full (awaiting %1); pushes %2 to disk"), _last_written_frame + 1, qi.frame));
+ qi.encoded->write (_film, qi.frame);
+ lock.lock ();
+ qi.encoded.reset ();
+ --_queued_full_in_memory;
}
}
-
+}
+catch (...)
+{
+ store_current ();
}
void
lock.unlock ();
_thread->join ();
+ if (thrown ()) {
+ rethrow ();
+ }
+
delete _thread;
_thread = 0;
int const frames = _last_written_frame + 1;
int const duration = frames - _film->trim_start() - _film->trim_end();
- _film->set_dcp_intrinsic_duration (frames);
-
_picture_asset->set_entry_point (_film->trim_start ());
_picture_asset->set_duration (duration);
boost::filesystem::path to;
to /= _film->dir (_film->dcp_name());
- to /= "video.mxf";
-
- boost::filesystem::create_hard_link (from, to);
+ to /= N_("video.mxf");
+
+ boost::system::error_code ec;
+ boost::filesystem::create_hard_link (from, to, ec);
+ if (ec) {
+ /* hard link failed; copy instead */
+ boost::filesystem::copy_file (from, to);
+ _film->log()->log ("Hard-link failed; fell back to copying");
+ }
/* And update the asset */
_picture_asset->set_directory (_film->dir (_film->dcp_name ()));
- _picture_asset->set_file_name ("video.mxf");
+ _picture_asset->set_file_name (N_("video.mxf"));
if (_sound_asset) {
_sound_asset->set_entry_point (_film->trim_start ());
}
libdcp::DCP dcp (_film->dir (_film->dcp_name()));
- DCPFrameRate dfr (_film->frames_per_second ());
shared_ptr<libdcp::CPL> cpl (
- new libdcp::CPL (_film->dir (_film->dcp_name()), _film->dcp_name(), _film->dcp_content_type()->libdcp_kind (), frames, dfr.frames_per_second)
+ new libdcp::CPL (
+ _film->dir (_film->dcp_name()),
+ _film->dcp_name(),
+ _film->dcp_content_type()->libdcp_kind (),
+ frames,
+ _film->dcp_frame_rate ()
+ )
);
dcp.add_cpl (cpl);
));
dcp.write_xml ();
+
+ _film->log()->log (String::compose (N_("Wrote %1 FULL, %2 FAKE, %3 REPEAT; %4 pushed to disk"), _full_written, _fake_written, _repeat_written, _pushed_to_disk));
}
/** Tell the writer that frame `f' should be a repeat of the frame before it */
boost::filesystem::path p;
p /= _film->video_mxf_dir ();
p /= _film->video_mxf_filename ();
- FILE* mxf = fopen (p.string().c_str(), "rb");
+ FILE* mxf = fopen (p.string().c_str(), N_("rb"));
if (!mxf) {
return;
}
- while (_first_nonexistant_frame < _film->dcp_intrinsic_duration ()) {
+ while (1) {
/* Read the frame info as written */
ifstream ifi (_film->info_path (_first_nonexistant_frame).c_str());
string const existing_hash = md5_digest (data.data(), data.size());
if (existing_hash != info.hash) {
- _film->log()->log (String::compose ("Existing frame %1 failed hash check", _first_nonexistant_frame));
+ _film->log()->log (String::compose (N_("Existing frame %1 failed hash check"), _first_nonexistant_frame));
break;
}
- _film->log()->log (String::compose ("Have existing frame %1", _first_nonexistant_frame));
+ _film->log()->log (String::compose (N_("Have existing frame %1"), _first_nonexistant_frame));
++_first_nonexistant_frame;
}
fclose (mxf);
}
-/** @return true if the fake write succeeded, otherwise false */
+/** @param frame Frame index.
+ * @return true if we can fake-write this frame.
+ */
bool
Writer::can_fake_write (int frame) const
{
+ /* We have to do a proper write of the first frame so that we can set up the JPEG2000
+ parameters in the MXF writer.
+ */
return (frame != 0 && frame < _first_nonexistant_frame);
}
-
bool
operator< (QueueItem const & a, QueueItem const & b)
{