4 files changed, 24 insertions, 9 deletions

diff --git a/src/lib/config.cc b/src/lib/config.cc
index 1f5a25ae4..114fc5c27 100644
--- a/src/lib/config.cc
+++ b/src/lib/config.cc
@@ -67,7 +67,7 @@ Config::Config ()
 	, _cinema_sound_processor (CinemaSoundProcessor::from_id (N_("dolby_cp750")))
 	, _allow_any_dcp_frame_rate (false)
 	, _default_still_length (10)
-	, _default_scale (Ratio::from_id ("185"))
+	, _default_scale (VideoContentScale (Ratio::from_id ("185")))
 	, _default_container (Ratio::from_id ("185"))
 	, _default_dcp_content_type (DCPContentType::from_isdcf_name ("TST"))
 	, _default_j2k_bandwidth (100000000)
@@ -147,7 +147,7 @@ Config::read ()
 
 	c = f.optional_string_child ("DefaultScale");
 	if (c) {
-		_default_scale = Ratio::from_id (c.get ());
+		_default_scale = VideoContentScale::from_id (c.get ());
 	}
 
 	c = f.optional_string_child ("DefaultContainer");
@@ -329,9 +329,7 @@ Config::write () const
 	if (_language) {
 		root->add_child("Language")->add_child_text (_language.get());
 	}
-	if (_default_scale) {
-		root->add_child("DefaultScale")->add_child_text (_default_scale->id ());
-	}
+	root->add_child("DefaultScale")->add_child_text (_default_scale.id ());
 	if (_default_container) {
 		root->add_child("DefaultContainer")->add_child_text (_default_container->id ());
 	}
diff --git a/src/lib/config.h b/src/lib/config.h
index 9a1808682..99b3eb621 100644
--- a/src/lib/config.h
+++ b/src/lib/config.h
@@ -33,6 +33,7 @@
 #include <dcp/signer.h>
 #include "isdcf_metadata.h"
 #include "colour_conversion.h"
+#include "video_content.h"
 
 class ServerDescription;
 class Scaler;
@@ -134,7 +135,7 @@ public:
 		return _default_still_length;
 	}
 
-	Ratio const * default_scale () const {
+	VideoContentScale default_scale () const {
 		return _default_scale;
 	}
 
@@ -307,7 +308,7 @@ public:
 		changed ();
 	}
 
-	void set_default_scale (Ratio const * s) {
+	void set_default_scale (VideoContentScale s) {
 		_default_scale = s;
 		changed ();
 	}
@@ -468,7 +469,7 @@ private:
 	ISDCFMetadata _default_isdcf_metadata;
 	boost::optional<std::string> _language;
 	int _default_still_length;
-	Ratio const * _default_scale;
+	VideoContentScale _default_scale;
 	Ratio const * _default_container;
 	DCPContentType const * _default_dcp_content_type;
 	std::string _dcp_issuer;
diff --git a/src/lib/video_content.cc b/src/lib/video_content.cc
index 796e6575a..9822d7763 100644
--- a/src/lib/video_content.cc
+++ b/src/lib/video_content.cc
@@ -482,7 +482,7 @@ VideoContentScale::id () const
 	SafeStringStream s;
 	
 	if (_ratio) {
-		s << _ratio->id () << "_";
+		s << _ratio->id ();
 	} else {
 		s << (_scale ? "S1" : "S0");
 	}
@@ -504,6 +504,21 @@ VideoContentScale::name () const
 	return _("No scale");
 }
 
+VideoContentScale
+VideoContentScale::from_id (string id)
+{
+	Ratio const * r = Ratio::from_id (id);
+	if (r) {
+		return VideoContentScale (r);
+	}
+
+	if (id == "S0") {
+		return VideoContentScale (false);
+	}
+
+	return VideoContentScale (true);
+}
+		
 /** @param display_container Size of the container that we are displaying this content in.
  *  @param film_container The size of the film's image.
  */
diff --git a/src/lib/video_content.h b/src/lib/video_content.h
index 27b36e9bc..d32769b5a 100644
--- a/src/lib/video_content.h
+++ b/src/lib/video_content.h
@@ -62,6 +62,7 @@ public:
 	static std::vector<VideoContentScale> all () {
 		return _scales;
 	}
+	static VideoContentScale from_id (std::string id);
 
 private:
 	/** a ratio to stretch the content to, or 0 for no stretch */