gstreamer/gst/gstfilter.h

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/* GStreamer
* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
*
* 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 __GST_FILTER_H__
#define __GST_FILTER_H__
#include <glib.h>
G_BEGIN_DECLS
/**
* GstFilterFunc:
* @obj: the object
* @user_data: filter data
*
* Function prototype for a filter callback taht can be use in gst_filter_run().
* The function should apply its filtering to @obj. Additional data passed to
* gst_filter_run() are in @data.
*
* Returns: %TRUE for success.
*/
typedef gboolean (*GstFilterFunc) (gpointer obj, gpointer user_data);
GList* gst_filter_run (const GList *list, GstFilterFunc func, gboolean first, gpointer user_data);
G_END_DECLS
#endif /* __GST_FILTER_H_ */