MXF -> Asset in lots of places.

1 files changed, 67 insertions, 0 deletions

diff --git a/src/asset_writer.h b/src/asset_writer.h
new file mode 100644
index 00000000..31d2f7ae
--- /dev/null
+++ b/src/asset_writer.h
@@ -0,0 +1,67 @@
+/*
+    Copyright (C) 2012-2015 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.
+
+*/
+
+/** @file  src/asset_writer.h
+ *  @brief AssetWriter class.
+ */
+
+#ifndef LIBDCP_ASSET_WRITER_H
+#define LIBDCP_ASSET_WRITER_H
+
+#include <boost/filesystem.hpp>
+
+namespace ASDCP {
+	class AESEncContext;
+}
+
+namespace dcp {
+
+class MXF;
+
+/** @class AssetWriter
+ *  @brief Parent class for classes which can write MXF-based assets.
+ *
+ *  The AssetWriter lasts for the duration of the write and is then discarded.
+ *  They can only be created by calling start_write() on an appropriate Asset object.
+ */
+class AssetWriter : public boost::noncopyable
+{
+public:
+	virtual ~AssetWriter ();
+	virtual void finalize ();
+
+protected:
+	AssetWriter (MXF* mxf, boost::filesystem::path file);
+
+	/** MXF that we are writing */
+	MXF* _mxf;
+	/** File that we are writing to */
+	boost::filesystem::path _file;
+	/** Number of `frames' written so far; the definition of a frame
+	 *  varies depending on the subclass.
+	 */
+	int64_t _frames_written;
+	/** true if finalize() has been called on this object */
+	bool _finalized;
+	ASDCP::AESEncContext* _encryption_context;
+};
+
+}
+
+#endif