Add VideoMXFContent (part of #803).

1 files changed, 72 insertions, 0 deletions

diff --git a/src/lib/video_mxf_examiner.cc b/src/lib/video_mxf_examiner.cc
new file mode 100644
index 000000000..506e6985c
--- /dev/null
+++ b/src/lib/video_mxf_examiner.cc
@@ -0,0 +1,72 @@
+/*
+    Copyright (C) 2016 Carl Hetherington <cth@carlh.net>
+
+    This program 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,
+    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.
+
+*/
+
+#include "video_mxf_content.h"
+#include "video_mxf_examiner.h"
+#include <dcp/exceptions.h>
+#include <dcp/mono_picture_asset.h>
+#include <dcp/stereo_picture_asset.h>
+
+using boost::shared_ptr;
+using boost::optional;
+
+VideoMXFExaminer::VideoMXFExaminer (shared_ptr<const VideoMXFContent> content)
+{
+	try {
+		_asset.reset (new dcp::MonoPictureAsset (content->path(0)));
+	} catch (dcp::MXFFileError& e) {
+		/* maybe it's stereo */
+	} catch (dcp::DCPReadError& e) {
+		/* maybe it's stereo */
+	}
+
+	if (!_asset) {
+		_asset.reset (new dcp::StereoPictureAsset (content->path(0)));
+	}
+}
+
+optional<double>
+VideoMXFExaminer::video_frame_rate () const
+{
+	return _asset->frame_rate().as_float ();
+}
+
+dcp::Size
+VideoMXFExaminer::video_size () const
+{
+	return _asset->size ();
+}
+
+Frame
+VideoMXFExaminer::video_length () const
+{
+	return _asset->intrinsic_duration ();
+}
+
+optional<double>
+VideoMXFExaminer::sample_aspect_ratio () const
+{
+	return 1.0;
+}
+
+bool
+VideoMXFExaminer::yuv () const
+{
+	return false;
+}