1 /* GStreamer 2 * Copyright (C) 2009-2010 Edward Hervey <bilboed@bilboed.com> 3 * (C) 2011 Wim Taymans <wim.taymans@gmail.com> 4 * 5 * gstatomicqueue.h: 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Library General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Library General Public License for more details. 16 * 17 * You should have received a copy of the GNU Library General Public 18 * License along with this library; if not, write to the 19 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 20 * Boston, MA 02110-1301, USA. 21 */ 22 23 #include <glib.h> 24 #include <glib-object.h> 25 #include <gst/gstconfig.h> 26 27 #ifndef __GST_ATOMIC_QUEUE_H__ 28 #define __GST_ATOMIC_QUEUE_H__ 29 30 G_BEGIN_DECLS 31 32 #define GST_TYPE_ATOMIC_QUEUE (gst_atomic_queue_get_type()) 33 34 /** 35 * GstAtomicQueue: 36 * 37 * Opaque atomic data queue. 38 * 39 * Use the accessor functions to get the stored values. 40 */ 41 typedef struct _GstAtomicQueue GstAtomicQueue; 42 43 44 GST_API 45 GType gst_atomic_queue_get_type (void); 46 47 GST_API 48 GstAtomicQueue * gst_atomic_queue_new (guint initial_size) G_GNUC_MALLOC; 49 50 GST_API 51 void gst_atomic_queue_ref (GstAtomicQueue * queue); 52 53 GST_API 54 void gst_atomic_queue_unref (GstAtomicQueue * queue); 55 56 GST_API 57 void gst_atomic_queue_push (GstAtomicQueue* queue, gpointer data); 58 59 GST_API 60 gpointer gst_atomic_queue_pop (GstAtomicQueue* queue); 61 62 GST_API 63 gpointer gst_atomic_queue_peek (GstAtomicQueue* queue); 64 65 GST_API 66 guint gst_atomic_queue_length (GstAtomicQueue * queue); 67 68 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstAtomicQueue, gst_atomic_queue_unref) 69 70 G_END_DECLS 71 72 #endif /* __GST_ATOMIC_QUEUE_H__ */ 73