1 files changed, 90 insertions, 0 deletions
diff --git a/plugins/nle/nleoperation.h b/plugins/nle/nleoperation.h
new file mode 100644
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+++ b/plugins/nle/nleoperation.h
@@ -0,0 +1,90 @@
+/* GStreamer
+ * Copyright (C) 2001 Wim Taymans <wim.taymans@chello.be>
+ *               2004 Edward Hervey <bilboed@bilboed.com>
+ *
+ * nleoperation.h: Header for base NleOperation
+ *
+ * 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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+
+#ifndef __NLE_OPERATION_H__
+#define __NLE_OPERATION_H__
+
+#include <gst/gst.h>
+#include "nleobject.h"
+
+G_BEGIN_DECLS
+#define NLE_TYPE_OPERATION \
+  (nle_operation_get_type())
+#define NLE_OPERATION(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),NLE_TYPE_OPERATION,NleOperation))
+#define NLE_OPERATION_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),NLE_TYPE_OPERATION,NleOperationClass))
+#define NLE_IS_OPERATION(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),NLE_TYPE_OPERATION))
+#define NLE_IS_OPERATION_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),NLE_TYPE_OPERATION))
+    struct _NleOperation
+{
+  NleObject parent;
+
+  /* <private> */
+
+  /* num_sinks:
+   * Number of sink inputs of the controlled element.
+   * -1 if the sink pads are dynamic */
+  gint num_sinks;
+
+  /* TRUE if element has request pads */
+  gboolean dynamicsinks;
+
+  /* realsinks:
+   * Number of sink pads currently used on the contolled element. */
+  gint realsinks;
+
+  /* FIXME : We might need to use a lock to access this list */
+  GList * sinks;		/* The sink ghostpads */
+  
+  GstElement *element;		/* controlled element */
+
+  GstClockTime next_base_time;
+};
+
+struct _NleOperationClass
+{
+  NleObjectClass parent_class;
+
+  void	(*input_priority_changed) (NleOperation * operation, GstPad *pad, guint32 priority);
+};
+
+GstPad * get_unlinked_sink_ghost_pad (NleOperation * operation) G_GNUC_INTERNAL;
+
+void
+nle_operation_signal_input_priority_changed(NleOperation * operation, GstPad *pad,
+					    guint32 priority) G_GNUC_INTERNAL;
+
+void nle_operation_update_base_time (NleOperation *operation,
+                                     GstClockTime timestamp) G_GNUC_INTERNAL;
+
+void nle_operation_hard_cleanup (NleOperation *operation) G_GNUC_INTERNAL;
+
+
+/* normal GOperation stuff */
+GType nle_operation_get_type (void) G_GNUC_INTERNAL;
+
+G_END_DECLS
+#endif /* __NLE_OPERATION_H__ */