gstreamer/gst/switchbin/gstswitchbin.h

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/* switchbin
* Copyright (C) 2016 Carlos Rafael Giani
*
* gstswitchbin.h: Header for GstSwitchBin object
*
* 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 GSTSWITCHBIN_H___
#define GSTSWITCHBIN_H___
#include <gst/gst.h>
G_BEGIN_DECLS
typedef struct _GstSwitchBin GstSwitchBin;
typedef struct _GstSwitchBinClass GstSwitchBinClass;
typedef struct _GstSwitchBinPath GstSwitchBinPath;
#define GST_TYPE_SWITCH_BIN (gst_switch_bin_get_type())
#define GST_SWITCH_BIN(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_SWITCH_BIN, GstSwitchBin))
#define GST_SWITCH_BIN_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_SWITCH_BIN, GstSwitchBinClass))
#define GST_SWITCH_BIN_CAST(obj) ((GstSwitchBin *)(obj))
#define GST_IS_SWITCH_BIN(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_SWITCH_BIN))
#define GST_IS_SWITCH_BIN_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_SWITCH_BIN))
struct _GstSwitchBin
{
GstBin parent;
GMutex path_mutex;
GstSwitchBinPath **paths;
GstSwitchBinPath *current_path;
gboolean path_changed;
guint num_paths;
GstElement *input_identity;
GstEvent *last_stream_start;
GstPad *sinkpad, *srcpad;
gulong blocking_probe_id, drop_probe_id;
GstCaps *last_caps;
};
struct _GstSwitchBinClass
{
GstBinClass parent_class;
};
struct _GstSwitchBinPath
{
GstObject parent;
GstElement *element;
GstCaps *caps;
GstSwitchBin *bin;
};
GType gst_switch_bin_get_type(void);
GType gst_switch_bin_path_get_type(void);
GST_ELEMENT_REGISTER_DECLARE (switchbin);
G_END_DECLS
#endif