gstreamer/gst/debugutils/fpsdisplaysink.h

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/*
* Copyright 2009 Nokia Corporation <multimedia@maemo.org>
* 2006 Zeeshan Ali <zeeshan.ali@nokia.com>.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __FPS_DISPLAY_SINK_H__
#define __FPS_DISPLAY_SINK_H__
#include <gst/gst.h>
G_BEGIN_DECLS
#define GST_TYPE_FPS_DISPLAY_SINK \
(fps_display_sink_get_type())
#define GST_FPS_DISPLAY_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_FPS_DISPLAY_SINK,GstFPSDisplaySink))
#define GST_FPS_DISPLAY_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_FPS_DISPLAY_SINK,GstFPSDisplaySinkClass))
#define GST_IS_FPS_DISPLAY_SINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_FPS_DISPLAY_SINK))
#define GST_IS_FPS_DISPLAY_SINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_FPS_DISPLAY_SINK))
GType fps_display_sink_get_type (void);
typedef struct _GstFPSDisplaySink GstFPSDisplaySink;
typedef struct _GstFPSDisplaySinkClass GstFPSDisplaySinkClass;
struct _GstFPSDisplaySink
{
GstBin bin;
/*< private >*/
/* gstreamer components */
GstElement *text_overlay;
GstElement *video_sink;
GstPad *ghost_pad;
/* statistics */
guint64 frames_rendered, last_frames_rendered;
guint64 frames_dropped, last_frames_dropped;
GstClockTime start_ts;
GstClockTime last_ts;
GstClockTime interval_ts;
guint data_probe_id;
/* properties */
gboolean sync;
gboolean use_text_overlay;
gboolean signal_measurements;
GstClockTime fps_update_interval;
gdouble max_fps;
gdouble min_fps;
};
struct _GstFPSDisplaySinkClass
{
GstBinClass parent_class;
};
G_END_DECLS
#endif /* __FPS_DISPLAY_SINK_H__ */