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70 lines
2 KiB
C
70 lines
2 KiB
C
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/*
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* Copyright (C) 2018 Centricular Ltd.
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* Author: Nirbheek Chauhan <nirbheek@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_AUDIOLATENCY_H__
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#define __GST_AUDIOLATENCY_H__
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#include <gst/gst.h>
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G_BEGIN_DECLS
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#define GST_TYPE_AUDIOLATENCY \
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(gst_audiolatency_get_type ())
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#define GST_AUDIOLATENCY(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_AUDIOLATENCY, GstAudioLatency))
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#define GST_AUDIOLATENCY_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_AUDIOLATENCY, GstAudioLatencyClass))
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#define GST_IS_AUDIOLATENCY(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_AUDIOLATENCY))
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#define GST_IS_AUDIOLATENCY_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_AUDIOLATENCY))
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typedef struct _GstAudioLatency GstAudioLatency;
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typedef struct _GstAudioLatencyClass GstAudioLatencyClass;
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#define GST_AUDIOLATENCY_NUM_LATENCIES 5
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struct _GstAudioLatency
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{
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GstBin parent;
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GstPad *sinkpad;
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GstPad *srcpad;
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/* audiotestsrc */
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GstElement *audiosrc;
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/* measurements */
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gint64 send_pts;
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gint64 recv_pts;
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gint next_latency_idx;
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gint latencies[GST_AUDIOLATENCY_NUM_LATENCIES];
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/* properties */
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gboolean print_latency;
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};
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struct _GstAudioLatencyClass
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{
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GstBinClass parent_class;
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};
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GType gst_audiolatency_get_type (void);
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G_END_DECLS
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#endif /* __GST_AUDIOLATENCY_H__ */
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