A little debugging.

[mlt] / src / framework / mlt_multitrack.h

diff --git a/src/framework/mlt_multitrack.h b/src/framework/mlt_multitrack.h
index 809678c94d00f8ff7ba19311c422b159a683f96b..427083c81719227bc1fda70de5b9773035b92c94 100644 (file)
--- a/src/framework/mlt_multitrack.h
+++ b/src/framework/mlt_multitrack.h
@@ -1,21 +1,24 @@
-/*
- * mlt_multitrack.h -- multitrack service class
- * Copyright (C) 2003-2004 Ushodaya Enterprises Limited
- * Author: Charles Yates <charles.yates@pandora.be>
+/**
+ * \file mlt_multitrack.h
+ * \brief multitrack service class
+ * \see mlt_multitrack_s
  *
- * 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.
+ * Copyright (C) 2003-2009 Ushodaya Enterprises Limited
+ * \author Charles Yates <charles.yates@pandora.be>
  *
- * This program is distributed in the hope that it will be useful,
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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.
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
 #ifndef _MLT_MULITRACK_H_
@@ -23,8 +26,37 @@
 
 #include "mlt_producer.h"
 
-/** Public final methods
-*/
+/** \brief Track class used by mlt_multitrack_s
+ */
+
+struct mlt_track_s
+{
+       mlt_producer producer;
+       mlt_event event;
+};
+
+typedef struct mlt_track_s *mlt_track;
+
+/** \brief Multitrack class
+ *
+ * A multitrack is a parallel container of producers that acts a single producer.
+ *
+ * \extends mlt_producer_s
+ * \properties \em log_id not currently used, but sets it to "mulitrack"
+ */
+
+struct mlt_multitrack_s
+{
+       /** We're extending producer here */
+       struct mlt_producer_s parent;
+       mlt_track *list;
+       int size;
+       int count;
+};
+
+#define MLT_MULTITRACK_PRODUCER( multitrack )  ( &( multitrack )->parent )
+#define MLT_MULTITRACK_SERVICE( multitrack )   MLT_PRODUCER_SERVICE( MLT_MULTITRACK_PRODUCER( multitrack ) )
+#define MLT_MULTITRACK_PROPERTIES( multitrack )        MLT_SERVICE_PROPERTIES( MLT_MULTITRACK_SERVICE( multitrack ) )
 
 extern mlt_multitrack mlt_multitrack_init( );
 extern mlt_producer mlt_multitrack_producer( mlt_multitrack self );