Re-integrate export-optimization branch.

Export now happens directly to file (unless normalizing is required), and can be easily optimized even further.
The Session process connection is still broken during export (as it was before this commit also).


git-svn-id: svn://localhost/ardour2/branches/3.0@6401 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 0 insertions, 101 deletions

diff --git a/libs/ardour/ardour/graph.h b/libs/ardour/ardour/graph.h
deleted file mode 100644
index 5d6919f56e..0000000000
--- a/libs/ardour/ardour/graph.h
+++ /dev/null
@@ -1,101 +0,0 @@
-/*
-    Copyright (C) 2008 Paul Davis
-    Author: Sakari Bergen
-
-    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.
-
-*/
-
-#ifndef __ardour_graph_h__
-#define __ardour_graph_h__
-
-#include <boost/shared_ptr.hpp>
-
-#include "ardour/types.h"
-
-namespace ARDOUR
-{
-
-/// Takes data in
-template <typename T>
-class GraphSink  {
-  public:
-	GraphSink () : end_of_input (false) {}
-	virtual ~GraphSink () { end_of_input = false; }
-
-	// writes data and return number of frames written
-	virtual nframes_t write (T * data, nframes_t frames) = 0;
-
-	// Notifies end of input. All left over data must be written at this stage
-	virtual void set_end_of_input (bool state = true)
-	{
-		end_of_input = state;
-	}
-
-  protected:
-	bool end_of_input;
-};
-
-/// is a source for data
-template <typename T>
-class GraphSource  {
-  public:
-	GraphSource () {}
-	virtual ~GraphSource () {}
-
-	virtual nframes_t read (T * data, nframes_t frames) = 0;
-};
-
-/// Takes data in, processes it and passes it on to another sink
-template <typename TIn, typename TOut>
-class GraphSinkVertex : public GraphSink<TIn> {
-  public:
-	GraphSinkVertex () {}
-	virtual ~GraphSinkVertex () {}
-
-	void pipe_to (boost::shared_ptr<GraphSink<TOut> > dest) {
-		piped_to = dest;
-	}
-
-	nframes_t write (TIn * data, nframes_t frames)
-	{
-		if (!piped_to) {
-			return -1;
-		}
-		return process (data, frames);
-	}
-
-	virtual void set_end_of_input (bool state = true)
-	{
-		if (!piped_to) {
-			return;
-		}
-		piped_to->set_end_of_input (state);
-		GraphSink<TIn>::end_of_input = state;
-	}
-
-  protected:
-	boost::shared_ptr<GraphSink<TOut> > piped_to;
-
-	/* process must process data,
-	   use piped_to->write to write the data
-	   and return number of frames written */
-	virtual nframes_t process (TIn * data, nframes_t frames) = 0;
-};
-
-} // namespace ARDOUR
-
-#endif /* __ardour_graph_h__ */
-