Bv2.1 8.3.2: text tracks must have <EntryPoint> and it must be zero.
[libdcp.git] / src / reel.cc
index 12ec93449b3eb3dd9e1deac7ebfe528e4e11c1f7..89056cffef26f68db9b81a4bde791597ba999112 100644 (file)
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2014-2017 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2014-2020 Carl Hetherington <cth@carlh.net>
 
     This file is part of libdcp.
 
 #include <boost/foreach.hpp>
 #include <stdint.h>
 
+/* Centos 6 does not have this */
+#ifndef INT64_MAX
+#define INT64_MAX 0x7fffffffffffffff
+#endif
+
 using std::string;
-using std::list;
 using std::cout;
 using std::min;
-using boost::shared_ptr;
-using boost::dynamic_pointer_cast;
+using std::make_shared;
+using std::shared_ptr;
+using std::dynamic_pointer_cast;
+using std::vector;
 using namespace dcp;
 
-Reel::Reel (boost::shared_ptr<const cxml::Node> node)
+Reel::Reel (std::shared_ptr<const cxml::Node> node)
        : Object (remove_urn_uuid (node->string_child ("Id")))
 {
-       shared_ptr<cxml::Node> asset_list = node->node_child ("AssetList");
+       auto asset_list = node->node_child ("AssetList");
 
-       shared_ptr<cxml::Node> main_picture = asset_list->optional_node_child ("MainPicture");
+       auto main_picture = asset_list->optional_node_child ("MainPicture");
        if (main_picture) {
                _main_picture.reset (new ReelMonoPictureAsset (main_picture));
        }
 
-       shared_ptr<cxml::Node> main_stereoscopic_picture = asset_list->optional_node_child ("MainStereoscopicPicture");
+       auto main_stereoscopic_picture = asset_list->optional_node_child ("MainStereoscopicPicture");
        if (main_stereoscopic_picture) {
                _main_picture.reset (new ReelStereoPictureAsset (main_stereoscopic_picture));
        }
 
-       shared_ptr<cxml::Node> main_sound = asset_list->optional_node_child ("MainSound");
+       auto main_sound = asset_list->optional_node_child ("MainSound");
        if (main_sound) {
                _main_sound.reset (new ReelSoundAsset (main_sound));
        }
 
-       shared_ptr<cxml::Node> main_subtitle = asset_list->optional_node_child ("MainSubtitle");
+       auto main_subtitle = asset_list->optional_node_child ("MainSubtitle");
        if (main_subtitle) {
                _main_subtitle.reset (new ReelSubtitleAsset (main_subtitle));
        }
 
-       shared_ptr<cxml::Node> main_markers = asset_list->optional_node_child ("MainMarkers");
+       auto main_markers = asset_list->optional_node_child ("MainMarkers");
        if (main_markers) {
                _main_markers.reset (new ReelMarkersAsset (main_markers));
        }
 
        /* XXX: it's not ideal that we silently tolerate Interop or SMPTE nodes here */
        /* XXX: not sure if Interop supports multiple closed captions */
-       list<shared_ptr<cxml::Node> > closed_captions = asset_list->node_children ("MainClosedCaption");
+       auto closed_captions = asset_list->node_children ("MainClosedCaption");
        if (closed_captions.empty()) {
                closed_captions = asset_list->node_children ("ClosedCaption");
        }
-       BOOST_FOREACH (shared_ptr<cxml::Node> i, closed_captions) {
-               _closed_captions.push_back (shared_ptr<ReelClosedCaptionAsset>(new ReelClosedCaptionAsset(i)));
+       for (auto i: closed_captions) {
+               _closed_captions.push_back (make_shared<ReelClosedCaptionAsset>(i));
        }
 
-       shared_ptr<cxml::Node> atmos = asset_list->optional_node_child ("AuxData");
+       auto atmos = asset_list->optional_node_child ("AuxData");
        if (atmos) {
-               _atmos.reset (new ReelAtmosAsset (atmos));
+               _atmos = make_shared<ReelAtmosAsset>(atmos);
        }
 
        node->ignore_child ("AnnotationText");
        node->done ();
 }
 
-void
+xmlpp::Element *
 Reel::write_to_cpl (xmlpp::Element* node, Standard standard) const
 {
-       xmlpp::Element* reel = node->add_child ("Reel");
-       reel->add_child("Id")->add_child_text ("urn:uuid:" + make_uuid());
+       auto reel = node->add_child ("Reel");
+       reel->add_child("Id")->add_child_text("urn:uuid:" + _id);
        xmlpp::Element* asset_list = reel->add_child ("AssetList");
 
        if (_main_markers) {
@@ -134,7 +140,7 @@ Reel::write_to_cpl (xmlpp::Element* node, Standard standard) const
                _main_subtitle->write_to_cpl (asset_list, standard);
        }
 
-       BOOST_FOREACH (shared_ptr<ReelClosedCaptionAsset> i, _closed_captions) {
+       for (auto i: _closed_captions) {
                i->write_to_cpl (asset_list, standard);
        }
 
@@ -146,10 +152,12 @@ Reel::write_to_cpl (xmlpp::Element* node, Standard standard) const
        if (_atmos) {
                _atmos->write_to_cpl (asset_list, standard);
        }
+
+       return asset_list;
 }
 
 bool
-Reel::equals (boost::shared_ptr<const Reel> other, EqualityOptions opt, NoteHandler note) const
+Reel::equals (std::shared_ptr<const Reel> other, EqualityOptions opt, NoteHandler note) const
 {
        if ((_main_picture && !other->_main_picture) || (!_main_picture && other->_main_picture)) {
                note (DCP_ERROR, "Reel: picture assets differ");
@@ -178,7 +186,13 @@ Reel::equals (boost::shared_ptr<const Reel> other, EqualityOptions opt, NoteHand
                return false;
        }
 
-       if (_main_markers && !_main_markers->equals (other->_main_markers, opt, note)) {
+       if ((_main_markers && !other->_main_markers) || (!_main_markers && other->_main_markers)) {
+               note (DCP_ERROR, "Reel: one has markers and the other does not");
+               return false;
+       }
+
+       if (_main_markers && !_main_markers->equals(other->_main_markers, opt, note)) {
+               note (DCP_ERROR, "Reel: marker assets differ");
                return false;
        }
 
@@ -186,8 +200,8 @@ Reel::equals (boost::shared_ptr<const Reel> other, EqualityOptions opt, NoteHand
                return false;
        }
 
-       list<shared_ptr<ReelClosedCaptionAsset> >::const_iterator i = _closed_captions.begin();
-       list<shared_ptr<ReelClosedCaptionAsset> >::const_iterator j = other->_closed_captions.begin();
+       auto i = _closed_captions.begin();
+       auto j = other->_closed_captions.begin();
        while (i != _closed_captions.end()) {
                if (!(*i)->equals(*j, opt, note)) {
                        return false;
@@ -211,8 +225,8 @@ Reel::equals (boost::shared_ptr<const Reel> other, EqualityOptions opt, NoteHand
 bool
 Reel::encrypted () const
 {
-       bool ecc = false;
-       BOOST_FOREACH (shared_ptr<ReelClosedCaptionAsset> i, _closed_captions) {
+       auto ecc = false;
+       for (auto i: _closed_captions) {
                if (i->encrypted()) {
                        ecc = true;
                }
@@ -230,31 +244,31 @@ Reel::encrypted () const
 void
 Reel::add (DecryptedKDM const & kdm)
 {
-       list<DecryptedKDMKey> keys = kdm.keys ();
+       auto keys = kdm.keys ();
 
-       for (list<DecryptedKDMKey>::iterator i = keys.begin(); i != keys.end(); ++i) {
-               if (_main_picture && i->id() == _main_picture->key_id()) {
-                       _main_picture->asset()->set_key (i->key ());
+       for (auto const& i: keys) {
+               if (_main_picture && i.id() == _main_picture->key_id()) {
+                       _main_picture->asset()->set_key (i.key());
                }
-               if (_main_sound && i->id() == _main_sound->key_id()) {
-                       _main_sound->asset()->set_key (i->key ());
+               if (_main_sound && i.id() == _main_sound->key_id()) {
+                       _main_sound->asset()->set_key (i.key());
                }
-               if (_main_subtitle && i->id() == _main_subtitle->key_id()) {
+               if (_main_subtitle && i.id() == _main_subtitle->key_id()) {
                        shared_ptr<SMPTESubtitleAsset> s = dynamic_pointer_cast<SMPTESubtitleAsset> (_main_subtitle->asset());
                        if (s) {
-                               s->set_key (i->key ());
+                               s->set_key (i.key());
                        }
                }
-               BOOST_FOREACH (shared_ptr<ReelClosedCaptionAsset> j, _closed_captions) {
-                       if (i->id() == j->key_id()) {
-                               shared_ptr<SMPTESubtitleAsset> s = dynamic_pointer_cast<SMPTESubtitleAsset> (j->asset());
+               for (auto j: _closed_captions) {
+                       if (i.id() == j->key_id()) {
+                               auto s = dynamic_pointer_cast<SMPTESubtitleAsset> (j->asset());
                                if (s) {
-                                       s->set_key (i->key ());
+                                       s->set_key (i.key());
                                }
                        }
                }
-               if (_atmos && i->id() == _atmos->key_id()) {
-                       _atmos->asset()->set_key (i->key ());
+               if (_atmos && i.id() == _atmos->key_id()) {
+                       _atmos->asset()->set_key (i.key());
                }
        }
 }
@@ -262,12 +276,12 @@ Reel::add (DecryptedKDM const & kdm)
 void
 Reel::add (shared_ptr<ReelAsset> asset)
 {
-       shared_ptr<ReelPictureAsset> p = dynamic_pointer_cast<ReelPictureAsset> (asset);
-       shared_ptr<ReelSoundAsset> so = dynamic_pointer_cast<ReelSoundAsset> (asset);
-       shared_ptr<ReelSubtitleAsset> su = dynamic_pointer_cast<ReelSubtitleAsset> (asset);
-       shared_ptr<ReelMarkersAsset> m = dynamic_pointer_cast<ReelMarkersAsset> (asset);
-       shared_ptr<ReelClosedCaptionAsset> c = dynamic_pointer_cast<ReelClosedCaptionAsset> (asset);
-       shared_ptr<ReelAtmosAsset> a = dynamic_pointer_cast<ReelAtmosAsset> (asset);
+       auto p = dynamic_pointer_cast<ReelPictureAsset> (asset);
+       auto so = dynamic_pointer_cast<ReelSoundAsset> (asset);
+       auto su = dynamic_pointer_cast<ReelSubtitleAsset> (asset);
+       auto m = dynamic_pointer_cast<ReelMarkersAsset> (asset);
+       auto c = dynamic_pointer_cast<ReelClosedCaptionAsset> (asset);
+       auto a = dynamic_pointer_cast<ReelAtmosAsset> (asset);
        if (p) {
                _main_picture = p;
        } else if (so) {
@@ -283,10 +297,10 @@ Reel::add (shared_ptr<ReelAsset> asset)
        }
 }
 
-list<shared_ptr<ReelAsset> >
+vector<shared_ptr<ReelAsset>>
 Reel::assets () const
 {
-       list<shared_ptr<ReelAsset> > a;
+       vector<shared_ptr<ReelAsset>> a;
        if (_main_picture) {
                a.push_back (_main_picture);
        }
@@ -304,7 +318,7 @@ Reel::assets () const
 }
 
 void
-Reel::resolve_refs (list<shared_ptr<Asset> > assets)
+Reel::resolve_refs (vector<shared_ptr<Asset>> assets)
 {
        if (_main_picture) {
                _main_picture->asset_ref().resolve (assets);
@@ -319,19 +333,19 @@ Reel::resolve_refs (list<shared_ptr<Asset> > assets)
 
                /* Interop subtitle handling is all special cases */
                if (_main_subtitle->asset_ref().resolved()) {
-                       shared_ptr<InteropSubtitleAsset> iop = dynamic_pointer_cast<InteropSubtitleAsset> (_main_subtitle->asset_ref().asset());
+                       auto iop = dynamic_pointer_cast<InteropSubtitleAsset> (_main_subtitle->asset_ref().asset());
                        if (iop) {
                                iop->resolve_fonts (assets);
                        }
                }
        }
 
-       BOOST_FOREACH (shared_ptr<ReelClosedCaptionAsset> i, _closed_captions) {
+       for (auto i: _closed_captions) {
                i->asset_ref().resolve(assets);
 
                /* Interop subtitle handling is all special cases */
                if (i->asset_ref().resolved()) {
-                       shared_ptr<InteropSubtitleAsset> iop = dynamic_pointer_cast<InteropSubtitleAsset> (i->asset_ref().asset());
+                       auto iop = dynamic_pointer_cast<InteropSubtitleAsset> (i->asset_ref().asset());
                        if (iop) {
                                iop->resolve_fonts (assets);
                        }
@@ -361,7 +375,7 @@ Reel::duration () const
        if (_main_markers) {
                d = min (d, _main_markers->actual_duration());
        }
-       BOOST_FOREACH (shared_ptr<ReelClosedCaptionAsset> i, _closed_captions) {
+       for (auto i: _closed_captions) {
                d = min (d, i->actual_duration());
        }
        if (_atmos) {