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/*
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 <ardour/io.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,
DataType dtype)
: Processor(s, name, p)
, _io (new IO(s, name, input_min, input_max, output_min, output_max, dtype))
{
_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;
const XMLNode *io_node = 0;
Processor::set_state(node);
XMLNodeList nlist = node.children();
XMLNodeIterator niter;
for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
if ((*niter)->name() == IO::state_node_name) {
io_node = (*niter);
break;
} else if ((*niter)->name() == "Redirect") {
XMLNodeList rlist = (*niter)->children();
XMLNodeIterator riter;
for (riter = rlist.begin(); riter != rlist.end(); ++riter) {
if ( (*riter)->name() == IO::state_node_name) {
warning << _("Found legacy IO in a redirect") << endmsg;
io_node = (*riter);
break;
}
}
}
}
if (io_node) {
_io->set_state(*io_node);
// legacy sessions: use IO name
if ((prop = node.property ("name")) == 0) {
set_name(_io->name());
}
} else {
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);
}
ChanCount
IOProcessor::output_streams() const
{
return _io->n_outputs();
}
ChanCount
IOProcessor::input_streams () const
{
return _io->n_inputs();
}
ChanCount
IOProcessor::natural_output_streams() const
{
return _io->n_outputs();
}
ChanCount
IOProcessor::natural_input_streams () const
{
return _io->n_inputs();
}
void
IOProcessor::automation_snapshot (nframes_t now, bool force)
{
_io->automation_snapshot(now, force);
}
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