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48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/* GStreamer
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* Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_ATOMIC_H__
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#define __GST_ATOMIC_H__
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#include <glib.h>
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G_BEGIN_DECLS
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typedef volatile gint gst_vgint; /* gtk-doc volatile workaround */
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typedef struct _GstAtomicInt GstAtomicInt;
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struct _GstAtomicInt {
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gst_vgint counter;
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GMutex *lock; /* for C fallback */
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};
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void gst_atomic_int_init (GstAtomicInt *aint, gint val);
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void gst_atomic_int_destroy (GstAtomicInt *aint);
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void gst_atomic_int_set (GstAtomicInt *aint, gint val);
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gint gst_atomic_int_read (GstAtomicInt *aint);
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void gst_atomic_int_add (GstAtomicInt *aint, gint val);
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void gst_atomic_int_inc (GstAtomicInt *aint);
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gboolean gst_atomic_int_dec_and_test (GstAtomicInt *aint);
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G_END_DECLS
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#endif /* __GST_ATOMIC_H__ */
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