From 437f928f7d7209c9e4c8ea3e3b5d0e8dc43b54a8 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <cth@carlh.net>
Date: Tue, 24 May 2016 11:26:50 +0100
Subject: Add reporting of DCP type.

---
 src/dcp.cc | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

(limited to 'src/dcp.cc')

diff --git a/src/dcp.cc b/src/dcp.cc
index 3298cfae..11146562 100644
--- a/src/dcp.cc
+++ b/src/dcp.cc
@@ -81,6 +81,7 @@ DCP::DCP (boost::filesystem::path directory)
 	_directory = boost::filesystem::canonical (_directory);
 }
 
+/** Call this instead of throwing an exception if the error can be tolerated */
 template<class T> void
 survivable_error (bool keep_going, dcp::DCP::ReadErrors* errors, T const & e)
 {
@@ -108,7 +109,16 @@ DCP::read (bool keep_going, ReadErrors* errors, bool ignore_incorrect_picture_mx
 	}
 
 	cxml::Document asset_map ("AssetMap");
+
 	asset_map.read_file (asset_map_file);
+	if (asset_map.namespace_uri() == assetmap_interop_ns) {
+		_standard = INTEROP;
+	} else if (asset_map.namespace_uri() == assetmap_smpte_ns) {
+		_standard = SMPTE;
+	} else {
+		boost::throw_exception (XMLError ("Unrecognised Assetmap namespace " + asset_map.namespace_uri()));
+	}
+
 	list<shared_ptr<cxml::Node> > asset_nodes = asset_map.node_child("AssetList")->node_children ("Asset");
 	map<string, boost::filesystem::path> paths;
 	BOOST_FOREACH (shared_ptr<cxml::Node> i, asset_nodes) {
@@ -153,11 +163,23 @@ DCP::read (bool keep_going, ReadErrors* errors, bool ignore_incorrect_picture_mx
 			delete p;
 
 			if (root == "CompositionPlaylist") {
-				_cpls.push_back (shared_ptr<CPL> (new CPL (path)));
+				shared_ptr<CPL> cpl (new CPL (path));
+				if (_standard && cpl->standard() && cpl->standard().get() != _standard.get()) {
+					survivable_error (keep_going, errors, MismatchedStandardError ());
+				}
+				_cpls.push_back (cpl);
 			} else if (root == "DCSubtitle") {
+				if (_standard && _standard.get() == SMPTE) {
+					survivable_error (keep_going, errors, MismatchedStandardError ());
+				}
 				other_assets.push_back (shared_ptr<InteropSubtitleAsset> (new InteropSubtitleAsset (path)));
 			}
 		} else if (boost::filesystem::extension (path) == ".mxf") {
+
+			/* XXX: asdcplib does not appear to support discovery of read MXFs standard
+			   (Interop / SMPTE)
+			*/
+
 			ASDCP::EssenceType_t type;
 			if (ASDCP::EssenceType (path.string().c_str(), type) != ASDCP::RESULT_OK) {
 				throw DCPReadError ("Could not find essence type");
-- 
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