From 8af0757b61990767f2a85e68f535a5af9976fd79 Mon Sep 17 00:00:00 2001
From: Taybin Rutkin <taybin@taybin.com>
Date: Sat, 24 Sep 2005 19:13:41 +0000
Subject: libardour added.

git-svn-id: svn://localhost/trunk/ardour2@17 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 libs/ardour/audiofilter.cc | 87 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 87 insertions(+)
 create mode 100644 libs/ardour/audiofilter.cc

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

diff --git a/libs/ardour/audiofilter.cc b/libs/ardour/audiofilter.cc
new file mode 100644
index 0000000000..ab4728495f
--- /dev/null
+++ b/libs/ardour/audiofilter.cc
@@ -0,0 +1,87 @@
+/*
+    Copyright (C) 2004 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.
+
+    $Id$
+*/
+
+#include <time.h>
+#include <cerrno>
+
+#include <pbd/basename.h>
+#include <ardour/filesource.h>
+#include <ardour/session.h>
+#include <ardour/audioregion.h>
+#include <ardour/audiofilter.h>
+
+#include "i18n.h"
+
+using namespace ARDOUR;
+
+int
+AudioFilter::make_new_sources (AudioRegion& region, AudioRegion::SourceList& nsrcs)
+{
+	vector<string> names = region.master_source_names();
+
+	for (uint32_t i = 0; i < region.n_channels(); ++i) {
+
+		string path = session.path_from_region_name (PBD::basename_nosuffix (names[i]), string (""));
+
+		if (path.length() == 0) {
+			error << compose (_("audiofilter: error creating name for new audio file based on %1"), region.name()) 
+			      << endmsg;
+			return -1;
+		}
+
+		try {
+			nsrcs.push_back (new FileSource (path, session.frame_rate()));
+		} 
+
+		catch (failed_constructor& err) {
+			error << compose (_("audiofilter: error creating new audio file %1 (%2)"), path, strerror (errno)) << endmsg;
+			return -1;
+		}
+	}
+
+	return 0;
+}
+
+int
+AudioFilter::finish (AudioRegion& region, AudioRegion::SourceList& nsrcs)
+{
+	string region_name;
+
+	/* update headers on new sources */
+
+	time_t xnow;
+	struct tm* now;
+
+	time (&xnow);
+	now = localtime (&xnow);
+
+	for (AudioRegion::SourceList::iterator si = nsrcs.begin(); si != nsrcs.end(); ++si) {
+		dynamic_cast<FileSource*>((*si))->update_header (session.transport_frame(), *now, xnow);
+	}
+
+	/* create a new region */
+
+	region_name = session.new_region_name (region.name());
+	results.clear ();
+	results.push_back (new AudioRegion (nsrcs, 0, region.length(), region_name, 0, 
+					    Region::Flag (Region::WholeFile|Region::DefaultFlags)));
+
+	return 0;
+}
-- 
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