From d330522cb1a0504e5f85c2346344e04916c68a4f Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Fri, 20 Nov 2020 22:51:15 +0100
Subject: Always add FFOC and LFOC markers (#1805).

---
 src/lib/film.cc        | 14 ++++++++++++++
 src/lib/film.h         |  6 +++++-
 src/lib/reel_writer.cc |  7 ++++---
 3 files changed, 23 insertions(+), 4 deletions(-)

(limited to 'src/lib')

diff --git a/src/lib/film.cc b/src/lib/film.cc
index 87037f51f..3d822c5ea 100644
--- a/src/lib/film.cc
+++ b/src/lib/film.cc
@@ -2062,3 +2062,17 @@ InfoFileHandle::~InfoFileHandle ()
 {
 	fclose (_handle);
 }
+
+
+/** Add FFOC and LFOC markers to a list if they are not already there */
+void
+Film::add_ffoc_lfoc (Markers& markers) const
+{
+	if (markers.find(dcp::Marker::FFOC) == markers.end()) {
+		markers[dcp::Marker::FFOC] = dcpomatic::DCPTime(0);
+	}
+
+	if (markers.find(dcp::Marker::LFOC) == markers.end()) {
+		markers[dcp::Marker::LFOC] = length() - DCPTime::from_frames(1, video_frame_rate());
+	}
+}
diff --git a/src/lib/film.h b/src/lib/film.h
index 887433bea..4854d2ae7 100644
--- a/src/lib/film.h
+++ b/src/lib/film.h
@@ -327,8 +327,10 @@ public:
 		return _reencode_j2k;
 	}
 
+	typedef std::map<dcp::Marker, dcpomatic::DCPTime> Markers;
+
 	boost::optional<dcpomatic::DCPTime> marker (dcp::Marker type) const;
-	std::map<dcp::Marker, dcpomatic::DCPTime> markers () const {
+	Markers markers () const {
 		return _markers;
 	}
 
@@ -418,6 +420,8 @@ public:
 	void set_distributor (std::string d);
 	void set_luminance (dcp::Luminance l);
 
+	void add_ffoc_lfoc (Markers& markers) const;
+
 	/** Emitted when some property has of the Film is about to change or has changed */
 	mutable boost::signals2::signal<void (ChangeType, Property)> Change;
 
diff --git a/src/lib/reel_writer.cc b/src/lib/reel_writer.cc
index 7ed79d818..0ea4d1563 100644
--- a/src/lib/reel_writer.cc
+++ b/src/lib/reel_writer.cc
@@ -606,9 +606,10 @@ ReelWriter::create_reel (list<ReferencedReelAsset> const & refs, list<shared_ptr
 		a->set_language (i->first.language);
 	}
 
-	map<dcp::Marker, DCPTime> markers = _film->markers ();
-	map<dcp::Marker, DCPTime> reel_markers;
-	for (map<dcp::Marker, DCPTime>::const_iterator i = markers.begin(); i != markers.end(); ++i) {
+	Film::Markers markers = _film->markers ();
+	_film->add_ffoc_lfoc (markers);
+	Film::Markers reel_markers;
+	for (Film::Markers::const_iterator i = markers.begin(); i != markers.end(); ++i) {
 		if (_period.contains(i->second)) {
 			reel_markers[i->first] = i->second;
 		}
-- 
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