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/* GStreamer
*
* Copyright (C) 2014 Samsung Electronics. All rights reserved.
* Author: Thiago Santos <ts.santos@sisa.samsung.com>
*
* gstflowcombiner.h: utility to combine multiple flow returns into a single one
*
* 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 __GST_FLOW_COMBINER_H__
#define __GST_FLOW_COMBINER_H__
#include <glib.h>
#include <gst/gst.h>
#include <gst/base/base-prelude.h>
G_BEGIN_DECLS
#define GST_TYPE_FLOW_COMBINER gst_flow_combiner_get_type()
/**
* GstFlowCombiner:
*
* Opaque helper structure to aggregate flow returns.
*
* Since: 1.4
*/
typedef struct _GstFlowCombiner GstFlowCombiner;
GST_BASE_API
GstFlowCombiner * gst_flow_combiner_new (void);
GST_BASE_API
GstFlowCombiner * gst_flow_combiner_ref (GstFlowCombiner * combiner);
GST_BASE_API
void gst_flow_combiner_unref (GstFlowCombiner * combiner);
GST_BASE_API
void gst_flow_combiner_free (GstFlowCombiner * combiner);
GST_BASE_API
GstFlowReturn gst_flow_combiner_update_flow (GstFlowCombiner * combiner, GstFlowReturn fret);
GST_BASE_API
GstFlowReturn gst_flow_combiner_update_pad_flow (GstFlowCombiner * combiner, GstPad * pad,
GstFlowReturn fret);
GST_BASE_API
void gst_flow_combiner_add_pad (GstFlowCombiner * combiner, GstPad * pad);
GST_BASE_API
void gst_flow_combiner_remove_pad (GstFlowCombiner * combiner, GstPad * pad);
GST_BASE_API
void gst_flow_combiner_clear (GstFlowCombiner * combiner);
GST_BASE_API
void gst_flow_combiner_reset (GstFlowCombiner * combiner);
GST_BASE_API
GType gst_flow_combiner_get_type (void);
G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstFlowCombiner, gst_flow_combiner_free)
G_END_DECLS
#endif /* __GST_FLOW_COMBINER_H__ */
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