From 449aab3c465bbbf66d221fac3d7ea559f1720357 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Mon, 2 Jun 2008 21:41:35 +0000
Subject: rollback to 3428, before the mysterious removal of libs/* at
 3431/3432

git-svn-id: svn://localhost/ardour2/branches/3.0@3435 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 libs/ardour/io_processor.cc | 107 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 107 insertions(+)
 create mode 100644 libs/ardour/io_processor.cc

(limited to 'libs/ardour/io_processor.cc')

diff --git a/libs/ardour/io_processor.cc b/libs/ardour/io_processor.cc
new file mode 100644
index 0000000000..9802c83330
--- /dev/null
+++ b/libs/ardour/io_processor.cc
@@ -0,0 +1,107 @@
+/*
+    Copyright (C) 2001 Paul Davis 
+
+    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 <fstream>
+#include <algorithm>
+#include <string>
+#include <cerrno>
+#include <unistd.h>
+#include <sstream>
+
+#include <sigc++/bind.h>
+
+#include <pbd/xml++.h>
+#include <pbd/enumwriter.h>
+
+#include <ardour/io_processor.h>
+#include <ardour/session.h>
+#include <ardour/utils.h>
+#include <ardour/send.h>
+#include <ardour/port_insert.h>
+#include <ardour/plugin_insert.h>
+
+#include "i18n.h"
+
+using namespace std;
+using namespace ARDOUR;
+using namespace PBD;
+
+IOProcessor::IOProcessor (Session& s, const string& name, Placement p,
+                    int input_min, int input_max,
+                    int output_min, int output_max)
+	: Processor(s, name, p)
+	, _io(new IO(s, name, input_min, input_max, output_min, output_max))
+{
+	_active = false;
+	_sort_key = 0;
+	_gui = 0;
+	_extra_xml = 0;
+}
+
+IOProcessor::~IOProcessor ()
+{
+	notify_callbacks ();
+}
+
+XMLNode&
+IOProcessor::state (bool full_state)
+{
+	XMLNode& node = Processor::state(full_state);
+	
+	node.add_child_nocopy (_io->state (full_state));
+
+	return node;
+}
+
+int
+IOProcessor::set_state (const XMLNode& node)
+{
+	const XMLProperty *prop;
+
+	Processor::set_state(node);
+
+	XMLNodeList nlist = node.children();
+	XMLNodeIterator niter;
+	bool have_io = false;
+
+	for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
+		if ((*niter)->name() == IO::state_node_name) {
+			have_io = true;
+			_io->set_state(**niter);
+
+			// legacy sessions: use IO name
+			if ((prop = node.property ("name")) == 0) {
+				set_name(_io->name());
+			}
+		}
+	}
+
+	if (!have_io) {
+		error << _("XML node describing a redirect is missing an IO node") << endmsg;
+		return -1;
+	}
+
+	return 0;
+}
+
+void
+IOProcessor::silence (nframes_t nframes, nframes_t offset)
+{
+	_io->silence(nframes, offset);
+}
-- 
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