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63 lines
2.2 KiB
C
63 lines
2.2 KiB
C
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/*
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* Copyright (C) 2001 CodeFactory AB
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* Copyright (C) 2001 Thomas Nyberg <thomas@codefactory.se>
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* Copyright (C) 2001-2002 Andy Wingo <apwingo@eos.ncsu.edu>
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* Copyright (C) 2003 Benjamin Otte <in7y118@public.uni-hamburg.de>
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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 Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __GST_ALSA_CLOCK_H__
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#define __GST_ALSA_CLOCK_H__
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#include "gstalsa.h"
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G_BEGIN_DECLS
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#define GST_ALSA_CLOCK(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_ALSA_CLOCK,GstAlsaClock))
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#define GST_ALSA_CLOCK_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_ALSA_CLOCK,GstAlsaClockClass))
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#define GST_IS_ALSA_CLOCK(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_ALSA_CLOCK))
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#define GST_IS_ALSA_CLOCK_CLASS(obj) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_ALSA_CLOCK))
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#define GST_TYPE_ALSA_CLOCK (gst_alsa_clock_get_type())
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typedef GstClockTime (*GstAlsaClockGetTimeFunc) (GstAlsa *);
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struct _GstAlsaClock {
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GstSystemClock parent;
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GstAlsaClockGetTimeFunc get_time;
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GstAlsa * owner;
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GstClockTimeDiff adjust; /* adjustment to real clock (recalculated when stopping) */
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GstClockTime start_time; /* time when the stream started (NONE when stopped) */
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GstClockTime last_unlock; /* time of last unlock request */
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};
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struct _GstAlsaClockClass {
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GstSystemClockClass parent_class;
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};
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GType gst_alsa_clock_get_type (void);
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GstAlsaClock * gst_alsa_clock_new (gchar * name,
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GstAlsaClockGetTimeFunc func,
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GstAlsa * owner);
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void gst_alsa_clock_start (GstAlsaClock * clock);
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void gst_alsa_clock_stop (GstAlsaClock * clock);
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G_END_DECLS
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#endif /* __GST_ALSA_CLOCK_H__ */
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