/*
Copyright (C) 2014 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic 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,
+ DCP-o-matic 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.
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#include <dcp/reel_picture_asset.h>
#include <dcp/reel_sound_asset.h>
#include <dcp/mono_picture_asset.h>
+#include <dcp/mono_picture_asset_reader.h>
#include <dcp/mono_picture_frame.h>
#include <dcp/stereo_picture_asset.h>
+#include <dcp/stereo_picture_asset_reader.h>
#include <dcp/stereo_picture_frame.h>
#include <dcp/sound_asset.h>
+#include <dcp/sound_asset_reader.h>
+#include <dcp/subtitle_asset.h>
+#include <dcp/reel_subtitle_asset.h>
+#include <dcp/sound_asset.h>
+#include <boost/foreach.hpp>
#include <iostream>
#include "i18n.h"
using std::list;
using std::cout;
+using std::runtime_error;
using boost::shared_ptr;
using boost::dynamic_pointer_cast;
DCPExaminer::DCPExaminer (shared_ptr<const DCPContent> content)
- : _video_length (0)
+ : DCP (content)
+ , _video_length (0)
, _audio_length (0)
, _has_subtitles (false)
, _encrypted (false)
+ , _needs_assets (false)
, _kdm_valid (false)
+ , _three_d (false)
{
- dcp::DCP dcp (content->directory ());
- dcp.read ();
+ shared_ptr<dcp::CPL> cpl;
+
+ if (content->cpl ()) {
+ /* Use the CPL that the content was using before */
+ BOOST_FOREACH (shared_ptr<dcp::CPL> i, cpls()) {
+ if (i->id() == content->cpl().get()) {
+ cpl = i;
+ }
+ }
+ } else {
+ /* Choose the CPL with the fewest unsatisfied references */
+
+ int least_unsatisfied = INT_MAX;
+
+ BOOST_FOREACH (shared_ptr<dcp::CPL> i, cpls()) {
+ int unsatisfied = 0;
+ BOOST_FOREACH (shared_ptr<dcp::Reel> j, i->reels()) {
+ if (j->main_picture() && !j->main_picture()->asset_ref().resolved()) {
+ ++unsatisfied;
+ }
+ if (j->main_sound() && !j->main_sound()->asset_ref().resolved()) {
+ ++unsatisfied;
+ }
+ if (j->main_subtitle() && !j->main_subtitle()->asset_ref().resolved()) {
+ ++unsatisfied;
+ }
+ }
- if (content->kdm ()) {
- dcp.add (dcp::DecryptedKDM (content->kdm().get(), Config::instance()->decryption_chain()->key().get ()));
+ if (unsatisfied < least_unsatisfied) {
+ least_unsatisfied = unsatisfied;
+ cpl = i;
+ }
+ }
}
- if (dcp.cpls().size() == 0) {
+ if (!cpl) {
throw DCPError ("No CPLs found in DCP");
- } else if (dcp.cpls().size() > 1) {
- throw DCPError ("Multiple CPLs found in DCP");
}
- _name = dcp.cpls().front()->content_title_text ();
+ _cpl = cpl->id ();
+ _name = cpl->content_title_text ();
- list<shared_ptr<dcp::Reel> > reels = dcp.cpls().front()->reels ();
- for (list<shared_ptr<dcp::Reel> >::const_iterator i = reels.begin(); i != reels.end(); ++i) {
+ BOOST_FOREACH (shared_ptr<dcp::Reel> i, cpl->reels()) {
- if ((*i)->main_picture ()) {
- dcp::Fraction const frac = (*i)->main_picture()->frame_rate ();
+ if (i->main_picture ()) {
+ if (!i->main_picture()->asset_ref().resolved()) {
+ /* We are missing this asset so we can't continue; examination will be repeated later */
+ _needs_assets = true;
+ return;
+ }
+
+ dcp::Fraction const frac = i->main_picture()->edit_rate ();
float const fr = float(frac.numerator) / frac.denominator;
if (!_video_frame_rate) {
_video_frame_rate = fr;
throw DCPError (_("Mismatched frame rates in DCP"));
}
- shared_ptr<dcp::PictureAsset> asset = (*i)->main_picture()->asset ();
+ shared_ptr<dcp::PictureAsset> asset = i->main_picture()->asset ();
if (!_video_size) {
_video_size = asset->size ();
} else if (_video_size.get() != asset->size ()) {
throw DCPError (_("Mismatched video sizes in DCP"));
}
- _video_length += (*i)->main_picture()->duration();
+ _video_length += i->main_picture()->duration();
}
- if ((*i)->main_sound ()) {
- shared_ptr<dcp::SoundAsset> asset = (*i)->main_sound()->asset ();
+ if (i->main_sound ()) {
+ if (!i->main_sound()->asset_ref().resolved()) {
+ /* We are missing this asset so we can't continue; examination will be repeated later */
+ _needs_assets = true;
+ return;
+ }
+
+ shared_ptr<dcp::SoundAsset> asset = i->main_sound()->asset ();
if (!_audio_channels) {
_audio_channels = asset->channels ();
if (!_audio_frame_rate) {
_audio_frame_rate = asset->sampling_rate ();
} else if (_audio_frame_rate.get() != asset->sampling_rate ()) {
- throw DCPError (_("Mismatched audio frame rates in DCP"));
+ throw DCPError (_("Mismatched audio sample rates in DCP"));
}
- _audio_length += (*i)->main_sound()->duration();
+ _audio_length += i->main_sound()->duration();
}
- if ((*i)->main_subtitle ()) {
+ if (i->main_subtitle ()) {
+ if (!i->main_subtitle()->asset_ref().resolved()) {
+ /* We are missing this asset so we can't continue; examination will be repeated later */
+ _needs_assets = true;
+ return;
+ }
+
_has_subtitles = true;
}
+
+ if (i->main_picture()) {
+ _reel_lengths.push_back (i->main_picture()->duration());
+ } else if (i->main_sound()) {
+ _reel_lengths.push_back (i->main_sound()->duration());
+ } else if (i->main_subtitle()) {
+ _reel_lengths.push_back (i->main_subtitle()->duration());
+ }
}
- _encrypted = dcp.encrypted ();
+ _encrypted = cpl->encrypted ();
_kdm_valid = true;
- /* Check that we can read the first picture frame */
+ /* Check that we can read the first picture, sound and subtitle frames of each reel */
try {
- if (!dcp.cpls().empty () && !dcp.cpls().front()->reels().empty ()) {
- shared_ptr<dcp::PictureAsset> asset = dcp.cpls().front()->reels().front()->main_picture()->asset ();
- shared_ptr<dcp::MonoPictureAsset> mono = dynamic_pointer_cast<dcp::MonoPictureAsset> (asset);
- shared_ptr<dcp::StereoPictureAsset> stereo = dynamic_pointer_cast<dcp::StereoPictureAsset> (asset);
+ BOOST_FOREACH (shared_ptr<dcp::Reel> i, cpl->reels()) {
+ shared_ptr<dcp::PictureAsset> pic = i->main_picture()->asset ();
+ shared_ptr<dcp::MonoPictureAsset> mono = dynamic_pointer_cast<dcp::MonoPictureAsset> (pic);
+ shared_ptr<dcp::StereoPictureAsset> stereo = dynamic_pointer_cast<dcp::StereoPictureAsset> (pic);
if (mono) {
- mono->get_frame(0)->xyz_image ();
+ mono->start_read()->get_frame(0)->xyz_image ();
} else {
- stereo->get_frame(0)->xyz_image (dcp::EYE_LEFT);
+ stereo->start_read()->get_frame(0)->xyz_image (dcp::EYE_LEFT);
}
+ if (i->main_sound()) {
+ shared_ptr<dcp::SoundAsset> sound = i->main_sound()->asset ();
+ i->main_sound()->asset()->start_read()->get_frame(0);
+ }
+
+ if (i->main_subtitle()) {
+ i->main_subtitle()->asset()->subtitles ();
+ }
}
} catch (dcp::DCPReadError& e) {
_kdm_valid = false;
- if (_encrypted && content->kdm ()) {
- /* XXX: maybe don't use an exception for this */
- throw StringError (_("The KDM does not decrypt the DCP. Perhaps it is targeted at the wrong CPL."));
- }
}
+
+ DCPOMATIC_ASSERT (cpl->standard ());
+ _standard = cpl->standard().get();
+ _three_d = !cpl->reels().empty() && cpl->reels().front()->main_picture() &&
+ dynamic_pointer_cast<dcp::StereoPictureAsset> (cpl->reels().front()->main_picture()->asset());
+
+ _cpl = cpl->id ();
}