using std::ifstream;
using std::ofstream;
using std::setfill;
+using std::min;
+using std::make_pair;
using boost::shared_ptr;
using boost::lexical_cast;
using boost::to_upper_copy;
, _dcp_content_type (0)
, _format (0)
, _scaler (Scaler::from_id ("bicubic"))
- , _dcp_frames (0)
- , _dcp_trim_action (CUT)
+ , _dcp_trim_start (0)
+ , _dcp_trim_end (0)
, _dcp_ab (false)
, _audio_stream (-1)
, _audio_gain (0)
, _with_subtitles (false)
, _subtitle_offset (0)
, _subtitle_scale (1)
- , _length (0)
, _audio_sample_rate (0)
, _has_subtitles (false)
, _frames_per_second (0)
read_metadata ();
_log = new FileLog (file ("log"));
+ set_dci_date_today ();
}
Film::Film (Film const & o)
, _crop (o._crop)
, _filters (o._filters)
, _scaler (o._scaler)
- , _dcp_frames (o._dcp_frames)
- , _dcp_trim_action (o._dcp_trim_action)
+ , _dcp_trim_start (o._dcp_trim_start)
+ , _dcp_trim_end (o._dcp_trim_end)
, _dcp_ab (o._dcp_ab)
, _audio_stream (o._audio_stream)
, _audio_gain (o._audio_gain)
void
Film::make_dcp (bool transcode)
{
+ set_dci_date_today ();
+
if (dcp_name().find ("/") != string::npos) {
throw BadSettingError ("name", "cannot contain slashes");
}
shared_ptr<Options> o (new Options (j2k_dir(), ".j2c", dir ("wavs")));
o->out_size = format()->dcp_size ();
- if (dcp_frames() == 0) {
- /* Decode the whole film, no blacking */
- o->black_after = 0;
- } else {
- switch (dcp_trim_action()) {
- case CUT:
- /* Decode only part of the film, no blacking */
- o->black_after = 0;
- break;
- case BLACK_OUT:
- /* Decode the whole film, but black some frames out */
- o->black_after = dcp_frames ();
- }
+ o->padding = format()->dcp_padding (shared_from_this ());
+ o->ratio = format()->ratio_as_float (shared_from_this ());
+ if (dcp_length ()) {
+ o->decode_range = make_pair (dcp_trim_start(), dcp_trim_start() + dcp_length().get());
}
-
- o->padding = format()->dcp_padding (this);
- o->ratio = format()->ratio_as_float (this);
o->decode_subtitles = with_subtitles ();
+ o->decode_video_skip = dcp_frame_rate (frames_per_second()).skip;
shared_ptr<Job> r;
return;
}
- set_thumbs (vector<int> ());
+ set_thumbs (vector<SourceFrame> ());
boost::filesystem::remove_all (dir ("thumbs"));
/* This call will recreate the directory */
Film::write_metadata () const
{
boost::mutex::scoped_lock lm (_state_mutex);
-
+
boost::filesystem::create_directories (directory());
- string const m = file_locked ("metadata");
+ string const m = file ("metadata");
ofstream f (m.c_str ());
if (!f.good ()) {
throw CreateFileError (m);
f << "filter " << (*i)->id () << "\n";
}
f << "scaler " << _scaler->id () << "\n";
- f << "dcp_frames " << _dcp_frames << "\n";
-
- f << "dcp_trim_action ";
- switch (_dcp_trim_action) {
- case CUT:
- f << "cut\n";
- break;
- case BLACK_OUT:
- f << "black_out\n";
- break;
- }
-
+ f << "dcp_trim_start " << _dcp_trim_start << "\n";
+ f << "dcp_trim_end " << _dcp_trim_end << "\n";
f << "dcp_ab " << (_dcp_ab ? "1" : "0") << "\n";
f << "selected_audio_stream " << _audio_stream << "\n";
f << "audio_gain " << _audio_gain << "\n";
/* Cached stuff; this is information about our content; we could
look it up each time, but that's slow.
*/
- for (vector<int>::const_iterator i = _thumbs.begin(); i != _thumbs.end(); ++i) {
+ for (vector<SourceFrame>::const_iterator i = _thumbs.begin(); i != _thumbs.end(); ++i) {
f << "thumb " << *i << "\n";
}
f << "width " << _size.width << "\n";
f << "height " << _size.height << "\n";
- f << "length " << _length << "\n";
+ f << "length " << _length.get_value_or(0) << "\n";
f << "audio_sample_rate " << _audio_sample_rate << "\n";
f << "content_digest " << _content_digest << "\n";
f << "has_subtitles " << _has_subtitles << "\n";
{
boost::mutex::scoped_lock lm (_state_mutex);
- ifstream f (file_locked("metadata").c_str());
+ ifstream f (file ("metadata").c_str());
multimap<string, string> kv = read_key_value (f);
for (multimap<string, string>::const_iterator i = kv.begin(); i != kv.end(); ++i) {
string const k = i->first;
_filters.push_back (Filter::from_id (v));
} else if (k == "scaler") {
_scaler = Scaler::from_id (v);
- } else if (k == "dcp_frames") {
- _dcp_frames = atoi (v.c_str ());
- } else if (k == "dcp_trim_action") {
- if (v == "cut") {
- _dcp_trim_action = CUT;
- } else if (v == "black_out") {
- _dcp_trim_action = BLACK_OUT;
- }
+ } else if (k == "dcp_trim_start") {
+ _dcp_trim_start = atoi (v.c_str ());
+ } else if (k == "dcp_trim_end") {
+ _dcp_trim_end = atoi (v.c_str ());
} else if (k == "dcp_ab") {
_dcp_ab = (v == "1");
} else if (k == "selected_audio_stream") {
if (k == "thumb") {
int const n = atoi (v.c_str ());
/* Only add it to the list if it still exists */
- if (boost::filesystem::exists (thumb_file_for_frame_locked (n))) {
+ if (boost::filesystem::exists (thumb_file_for_frame (n))) {
_thumbs.push_back (n);
}
} else if (k == "width") {
} else if (k == "height") {
_size.height = atoi (v.c_str ());
} else if (k == "length") {
- _length = atof (v.c_str ());
+ int const vv = atoi (v.c_str ());
+ if (vv) {
+ _length = vv;
+ }
} else if (k == "audio_sample_rate") {
_audio_sample_rate = atoi (v.c_str ());
} else if (k == "content_digest") {
return thumb_file_for_frame (thumb_frame (n));
}
-/** @param n A frame index within the Film.
+/** @param n A frame index within the Film's source.
* @return The path to the thumb's image file for this frame;
* we assume that it exists.
*/
string
-Film::thumb_file_for_frame (int n) const
+Film::thumb_file_for_frame (SourceFrame n) const
{
return thumb_base_for_frame(n) + ".png";
}
-string
-Film::thumb_file_for_frame_locked (int n) const
-{
- return thumb_base_for_frame_locked(n) + ".png";
-}
-
+/** @param n Thumb index.
+ * Must not be called with the _state_mutex locked.
+ */
string
Film::thumb_base (int n) const
{
}
string
-Film::thumb_base_for_frame (int n) const
-{
- boost::mutex::scoped_lock lm (_state_mutex);
- return thumb_base_for_frame_locked (n);
-}
-
-string
-Film::thumb_base_for_frame_locked (int n) const
+Film::thumb_base_for_frame (SourceFrame n) const
{
stringstream s;
s.width (8);
s << setfill('0') << n;
boost::filesystem::path p;
- p /= dir_locked ("thumbs");
+ p /= dir ("thumbs");
p /= s.str ();
return p.string ();
}
/** @param n A thumb index.
- * @return The frame within the Film that it is for.
+ * @return The frame within the Film's source that it is for.
+ *
+ * Must not be called with the _state_mutex locked.
*/
-int
+SourceFrame
Film::thumb_frame (int n) const
{
boost::mutex::scoped_lock lm (_state_mutex);
string
Film::dir (string d) const
{
- boost::mutex::scoped_lock lm (_state_mutex);
- return dir_locked (d);
-}
-
-string
-Film::dir_locked (string d) const
-{
+ boost::mutex::scoped_lock lm (_directory_mutex);
boost::filesystem::path p;
p /= _directory;
p /= d;
return p.string ();
}
-/** Given a file or directory name, return its full path within the Film's directory */
+/** Given a file or directory name, return its full path within the Film's directory.
+ * _directory_mutex must not be locked on entry.
+ */
string
Film::file (string f) const
{
- boost::mutex::scoped_lock lm (_state_mutex);
- return file_locked (f);
-}
-
-string
-Film::file_locked (string f) const
-{
+ boost::mutex::scoped_lock lm (_directory_mutex);
boost::filesystem::path p;
p /= _directory;
p /= f;
return _content;
}
- return file_locked (_content);
+ return file (_content);
}
ContentType
#if BOOST_FILESYSTEM_VERSION == 3
string ext = boost::filesystem::path(_content).extension().string();
#else
- string ext = filesystem::path(_content).extension();
+ string ext = boost::filesystem::path(_content).extension();
#endif
transform (ext.begin(), ext.end(), ext.begin(), ::tolower);
/* Resample to a DCI-approved sample rate */
double t = dcp_audio_sample_rate (audio_sample_rate());
+ DCPFrameRate dfr = dcp_frame_rate (frames_per_second ());
+
/* Compensate for the fact that video will be rounded to the
nearest integer number of frames per second.
*/
- if (rint (frames_per_second()) != frames_per_second()) {
- t *= _frames_per_second / rint (frames_per_second());
+ if (dfr.run_fast) {
+ t *= _frames_per_second * dfr.skip / dfr.frames_per_second;
}
return rint (t);
}
-int
+boost::optional<SourceFrame>
Film::dcp_length () const
{
- if (dcp_frames()) {
- return dcp_frames();
+ if (!length()) {
+ return boost::optional<SourceFrame> ();
}
- return length();
+ return length().get() - dcp_trim_start() - dcp_trim_end();
}
/** @return a DCI-compliant name for a DCP of this film */
d << _studio << "_";
}
- boost::gregorian::date today = boost::gregorian::day_clock::local_day ();
- d << boost::gregorian::to_iso_string (today) << "_";
+ d << boost::gregorian::to_iso_string (_dci_date) << "_";
if (!_facility.empty ()) {
d << _facility << "_";
c = c.substr (_directory.length() + 1);
}
+ string old_content;
+
{
boost::mutex::scoped_lock lm (_state_mutex);
if (c == _content) {
return;
}
+ old_content = _content;
_content = c;
}
-
+
/* Create a temporary decoder so that we can get information
about the content.
*/
-
- shared_ptr<Options> o (new Options ("", "", ""));
- o->out_size = Size (1024, 1024);
-
- shared_ptr<Decoder> d = decoder_factory (shared_from_this(), o, 0, 0);
-
- set_size (d->native_size ());
- set_frames_per_second (d->frames_per_second ());
- set_audio_sample_rate (d->audio_sample_rate ());
- set_has_subtitles (d->has_subtitles ());
- set_audio_streams (d->audio_streams ());
- set_subtitle_streams (d->subtitle_streams ());
- set_audio_stream (audio_streams().empty() ? -1 : 0);
- set_subtitle_stream (subtitle_streams().empty() ? -1 : 0);
-
- signal_changed (CONTENT);
+ try {
+ shared_ptr<Options> o (new Options ("", "", ""));
+ o->out_size = Size (1024, 1024);
+
+ shared_ptr<Decoder> d = decoder_factory (shared_from_this(), o, 0, 0);
+
+ set_size (d->native_size ());
+ set_frames_per_second (d->frames_per_second ());
+ set_audio_sample_rate (d->audio_sample_rate ());
+ set_has_subtitles (d->has_subtitles ());
+ set_audio_streams (d->audio_streams ());
+ set_subtitle_streams (d->subtitle_streams ());
+ set_audio_stream (audio_streams().empty() ? -1 : 0);
+ set_subtitle_stream (subtitle_streams().empty() ? -1 : 0);
+
+ {
+ boost::mutex::scoped_lock lm (_state_mutex);
+ _content = c;
+ }
+
+ signal_changed (CONTENT);
+
+ set_content_digest (md5_digest (content_path ()));
+
+ examine_content ();
- set_content_digest (md5_digest (content_path ()));
+ } catch (...) {
+
+ boost::mutex::scoped_lock lm (_state_mutex);
+ _content = old_content;
+ throw;
+
+ }
}
void
}
void
-Film::set_dcp_frames (int f)
+Film::set_dcp_trim_start (int t)
{
{
boost::mutex::scoped_lock lm (_state_mutex);
- _dcp_frames = f;
+ _dcp_trim_start = t;
}
- signal_changed (DCP_FRAMES);
+ signal_changed (DCP_TRIM_START);
}
void
-Film::set_dcp_trim_action (TrimAction a)
+Film::set_dcp_trim_end (int t)
{
{
boost::mutex::scoped_lock lm (_state_mutex);
- _dcp_trim_action = a;
+ _dcp_trim_end = t;
}
- signal_changed (DCP_TRIM_ACTION);
+ signal_changed (DCP_TRIM_END);
}
void
}
void
-Film::set_thumbs (vector<int> t)
+Film::set_thumbs (vector<SourceFrame> t)
{
{
boost::mutex::scoped_lock lm (_state_mutex);
}
void
-Film::set_length (int l)
+Film::set_length (SourceFrame l)
{
{
boost::mutex::scoped_lock lm (_state_mutex);
signal_changed (LENGTH);
}
+void
+Film::unset_length ()
+{
+ {
+ boost::mutex::scoped_lock lm (_state_mutex);
+ _length = boost::none;
+ }
+ signal_changed (LENGTH);
+}
+
void
Film::set_audio_sample_rate (int r)
{
boost::mutex::scoped_lock lm (_state_mutex);
_dirty = true;
}
- ui_signaller->emit (boost::bind (boost::ref (Changed), p));
+
+ if (ui_signaller) {
+ ui_signaller->emit (boost::bind (boost::ref (Changed), p));
+ }
}
int
return _audio_streams[_audio_stream].channels ();
}
+
+void
+Film::set_dci_date_today ()
+{
+ _dci_date = boost::gregorian::day_clock::local_day ();
+}