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/*
* Copyright (C) 2018 Centricular Ltd.
* Author: Nirbheek Chauhan <nirbheek@centricular.com>
*
* 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_AUDIOLATENCY_H__
#define __GST_AUDIOLATENCY_H__
#include <gst/gst.h>
G_BEGIN_DECLS
#define GST_TYPE_AUDIOLATENCY \
(gst_audiolatency_get_type ())
#define GST_AUDIOLATENCY(obj) \
(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_AUDIOLATENCY, GstAudioLatency))
#define GST_AUDIOLATENCY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_AUDIOLATENCY, GstAudioLatencyClass))
#define GST_IS_AUDIOLATENCY(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_AUDIOLATENCY))
#define GST_IS_AUDIOLATENCY_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_AUDIOLATENCY))
typedef struct _GstAudioLatency GstAudioLatency;
typedef struct _GstAudioLatencyClass GstAudioLatencyClass;
#define GST_AUDIOLATENCY_NUM_LATENCIES 5
struct _GstAudioLatency
{
GstBin parent;
GstPad *sinkpad;
GstPad *srcpad;
/* audiotestsrc */
GstElement *audiosrc;
/* measurements */
gint64 send_pts;
gint64 recv_pts;
gint next_latency_idx;
gint latencies[GST_AUDIOLATENCY_NUM_LATENCIES];
/* properties */
gboolean print_latency;
};
struct _GstAudioLatencyClass
{
GstBinClass parent_class;
};
GType gst_audiolatency_get_type (void);
G_END_DECLS
#endif /* __GST_AUDIOLATENCY_H__ */
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