check in emtpy GESTimelineOverlay class

ges/Makefile.am

@@ -20,6 +20,7 @@ libges_@GST_MAJORMINOR@_la_SOURCES = 		\
 	ges-timeline-transition.c		\
 	ges-timeline-test-source.c		\
 	ges-timeline-title-source.c		\
+	ges-timeline-overlay.c		\
 	ges-timeline-text-overlay.c		\
 	ges-track.c				\
 	ges-track-object.c			\

ges/ges-timeline-overlay.c

@@ -0,0 +1,90 @@
+/* GStreamer Editing Services
+ * Copyright (C) 2010 Brandon Lewis <brandon.lewis@collabora.co.uk>
+ *               2009 Nokia Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library 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.
+ */
+
+/**
+ * SECTION:ges-timeline-overlay
+ * @short_description: Base Class for overlays of a #GESTimelineLayer
+ *
+ * Overlays are objects which modify the underlying layer(s). Examples of
+ * overlays include text, image watermarks, or audio dubbing. Transitions,
+ * which change from one source to another over time, are not considered
+ * overlays. 
+ */
+
+#include "ges-internal.h"
+#include "ges-timeline-object.h"
+#include "ges-timeline-overlay.h"
+
+G_DEFINE_TYPE (GESTimelineOverlay, ges_timeline_overlay,
+    GES_TYPE_TIMELINE_OBJECT);
+
+static void
+ges_timeline_overlay_get_property (GObject * object, guint property_id,
+    GValue * value, GParamSpec * pspec)
+{
+  switch (property_id) {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+  }
+}
+
+static void
+ges_timeline_overlay_set_property (GObject * object, guint property_id,
+    const GValue * value, GParamSpec * pspec)
+{
+  switch (property_id) {
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
+  }
+}
+
+static void
+ges_timeline_overlay_dispose (GObject * object)
+{
+  G_OBJECT_CLASS (ges_timeline_overlay_parent_class)->dispose (object);
+}
+
+static void
+ges_timeline_overlay_finalize (GObject * object)
+{
+  G_OBJECT_CLASS (ges_timeline_overlay_parent_class)->finalize (object);
+}
+
+static void
+ges_timeline_overlay_class_init (GESTimelineOverlayClass * klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->get_property = ges_timeline_overlay_get_property;
+  object_class->set_property = ges_timeline_overlay_set_property;
+  object_class->dispose = ges_timeline_overlay_dispose;
+  object_class->finalize = ges_timeline_overlay_finalize;
+}
+
+static void
+ges_timeline_overlay_init (GESTimelineOverlay * self)
+{
+}
+
+GESTimelineOverlay *
+ges_timeline_overlay_new (void)
+{
+  return g_object_new (GES_TYPE_TIMELINE_OVERLAY, NULL);
+}

ges/ges-timeline-overlay.h

@@ -0,0 +1,74 @@
+/* GStreamer Editing Services
+ * Copyright (C) 2010 Brandon Lewis <brandon.lewis@collabora.co.uk>
+ *               2009 Nokia Corporation
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library 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 _GES_TIMELINE_OVERLAY
+#define _GES_TIMELINE_OVERLAY
+
+#include <glib-object.h>
+#include <ges/ges-types.h>
+#include <ges/ges-timeline-object.h>
+
+G_BEGIN_DECLS
+
+#define GES_TYPE_TIMELINE_OVERLAY ges_timeline_overlay_get_type()
+
+#define GES_TIMELINE_OVERLAY(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST ((obj), GES_TYPE_TIMELINE_OVERLAY, GESTimelineOverlay))
+
+#define GES_TIMELINE_OVERLAY_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST ((klass), GES_TYPE_TIMELINE_OVERLAY, GESTimelineOverlayClass))
+
+#define GES_IS_TIMELINE_OVERLAY(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GES_TYPE_TIMELINE_OVERLAY))
+
+#define GES_IS_TIMELINE_OVERLAY_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE ((klass), GES_TYPE_TIMELINE_OVERLAY))
+
+#define GES_TIMELINE_OVERLAY_GET_CLASS(obj) \
+  (G_TYPE_INSTANCE_GET_CLASS ((obj), GES_TYPE_TIMELINE_OVERLAY, GESTimelineOverlayClass))
+
+/**
+ * GESTimelineOverlay:
+ *
+ */
+
+struct _GESTimelineOverlay {
+  GESTimelineObject parent;
+  /*< public >*/
+};
+
+/**
+ * GESTimelineOverlayClass:
+ * @parent_class: parent class
+ */
+
+struct _GESTimelineOverlayClass {
+  GESTimelineObjectClass parent_class;
+  /*< public >*/
+};
+
+GType ges_timeline_overlay_get_type (void);
+
+GESTimelineOverlay* ges_timeline_overlay_new (void);
+
+G_END_DECLS
+
+#endif /* _GES_TIMELINE_OVERLAY */
+

ges/ges-types.h

@@ -54,6 +54,9 @@ typedef struct _GESTimelineTestSourceClass GESTimelineTestSourceClass;
 typedef struct _GESTimelineTitleSource GESTimelineTitleSource;
 typedef struct _GESTimelineTitleSourceClass GESTimelineTitleSourceClass;
 
+typedef struct _GESTimelineOverlay GESTimelineOverlay;
+typedef struct _GESTimelineOverlayClass GESTimelineOverlayClass;
+
 typedef struct _GESTimelineTextOverlay GESTimelineTextOverlay;
 typedef struct _GESTimelineTextOverlayClass GESTimelineTextOverlayClass;
 

ges/ges.h

@@ -35,6 +35,7 @@
 #include <ges/ges-timeline-transition.h>
 #include <ges/ges-timeline-test-source.h>
 #include <ges/ges-timeline-title-source.h>
+#include <ges/ges-timeline-overlay.h>
 #include <ges/ges-timeline-text-overlay.h>
 #include <ges/ges-track.h>
 #include <ges/ges-track-object.h>