3 * Copyright (C) 2014 Samsung Electronics. All rights reserved.
4 * Author: Thiago Santos <ts.santos@sisa.samsung.com>
6 * gstflowcombiner.h: utility to combine multiple flow returns into a single one
8 * This library is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Library General Public
10 * License as published by the Free Software Foundation; either
11 * version 2 of the License, or (at your option) any later version.
13 * This library is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Library General Public License for more details.
18 * You should have received a copy of the GNU Library General Public
19 * License along with this library; if not, write to the
20 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
21 * Boston, MA 02110-1301, USA.
25 #ifndef __GST_FLOW_COMBINER_H__
26 #define __GST_FLOW_COMBINER_H__
30 #include <gst/base/base-prelude.h>
34 #define GST_TYPE_FLOW_COMBINER gst_flow_combiner_get_type()
39 * Opaque helper structure to aggregate flow returns.
43 typedef struct _GstFlowCombiner GstFlowCombiner;
46 GstFlowCombiner * gst_flow_combiner_new (void);
49 GstFlowCombiner * gst_flow_combiner_ref (GstFlowCombiner * combiner);
52 void gst_flow_combiner_unref (GstFlowCombiner * combiner);
55 void gst_flow_combiner_free (GstFlowCombiner * combiner);
58 GstFlowReturn gst_flow_combiner_update_flow (GstFlowCombiner * combiner, GstFlowReturn fret);
61 GstFlowReturn gst_flow_combiner_update_pad_flow (GstFlowCombiner * combiner, GstPad * pad,
64 void gst_flow_combiner_add_pad (GstFlowCombiner * combiner, GstPad * pad);
67 void gst_flow_combiner_remove_pad (GstFlowCombiner * combiner, GstPad * pad);
70 void gst_flow_combiner_clear (GstFlowCombiner * combiner);
73 void gst_flow_combiner_reset (GstFlowCombiner * combiner);
76 GType gst_flow_combiner_get_type (void);
78 #ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
79 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstFlowCombiner, gst_flow_combiner_free)
84 #endif /* __GST_FLOW_COMBINER_H__ */