1 files changed, 60 insertions, 0 deletions
diff --git a/libs/ardour/ardour/constsource.h b/libs/ardour/ardour/constsource.h
new file mode 100644
index 0000000000..d000afb347
--- /dev/null
+++ b/libs/ardour/ardour/constsource.h
@@ -0,0 +1,60 @@
+/*
+    Copyright (C) 2000 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.
+
+    $Id$
+*/
+
+#ifndef __playlist_const_buffer_h__ 
+#define __playlist_const_buffer_h__
+
+#include <string>
+#include <cstdlib>
+
+#include "edl.h"
+
+namespace EDL {
+
+class ConstSource : public Source {
+  public:
+	ConstSource (const gchar *id) {
+		_type = Source::Const;
+		value = strtod (id, 0);
+		strncpy (idstr, id, 15);
+		idstr[15] = '\0';
+	}
+	
+	const gchar * const id() { return idstr; }
+
+	uint32_t length() { return ~0U; }
+
+	uint32_t read (Source::Data *dst, uint32_t start, uint32_t cnt) {
+		uint32_t n = cnt;
+		while (n--) *dst++ = value;
+		return cnt;
+	}
+	void peak (guint8 *max, guint8 *min, uint32_t start, uint32_t cnt) {
+		*max = *min = (guint8) value;
+	}
+
+  private:
+	Source::Data value;
+	gchar idstr[16];
+};
+
+}; /* namespace EDL */
+
+#endif /* __playlist_const_buffer_h__ */