Add Reader classes to permit much more efficient DCP reading.

1 files changed, 48 insertions, 0 deletions

diff --git a/src/sound_asset_reader.h b/src/sound_asset_reader.h
new file mode 100644
index 00000000..50121686
--- /dev/null
+++ b/src/sound_asset_reader.h
@@ -0,0 +1,48 @@
+/*
+    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 "asset_reader.h"
+#include <boost/shared_ptr.hpp>
+
+namespace ASDCP {
+	namespace PCM {
+		class MXFReader;
+	}
+}
+
+namespace dcp {
+
+class SoundFrame;
+class SoundAsset;
+
+class SoundAssetReader : public AssetReader
+{
+public:
+	~SoundAssetReader ();
+	boost::shared_ptr<const SoundFrame> get_frame (int n) const;
+
+private:
+	friend class SoundAsset;
+
+	SoundAssetReader (SoundAsset const * asset);
+
+	ASDCP::PCM::MXFReader* _reader;
+};
+
+}