libs/gst/net/gstnettimepacket.h

   1 /* GStreamer
   2  * Copyright (C) 2005 Andy Wingo <wingo@pobox.com>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Library General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Library General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Library General Public
  15  * License along with this library; if not, write to the
  16  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
  17  * Boston, MA 02110-1301, USA.
  18  */
  19
  20
  21 #ifndef __GST_NET_TIME_PACKET_H__
  22 #define __GST_NET_TIME_PACKET_H__
  23
  24 #include <gst/gst.h>
  25 #include <gio/gio.h>
  26
  27 G_BEGIN_DECLS
  28
  29 /**
  30  * GST_NET_TIME_PACKET_SIZE:
  31  *
  32  * The size of the packets sent between network clocks.
  33  */
  34 #define GST_NET_TIME_PACKET_SIZE 16
  35
  36 typedef struct _GstNetTimePacket GstNetTimePacket;
  37
  38 /**
  39  * GstNetTimePacket:
  40  * @local_time: the local time when this packet was sent
  41  * @remote_time: the remote time observation
  42  *
  43  * Content of a #GstNetTimePacket.
  44  */
  45 struct _GstNetTimePacket {
  46   GstClockTime local_time;
  47   GstClockTime remote_time;
  48 };
  49
  50 GST_EXPORT
  51 GType                   gst_net_time_packet_get_type    (void);
  52
  53 GST_EXPORT
  54 GstNetTimePacket*       gst_net_time_packet_new         (const guint8 *buffer);
  55
  56 GST_EXPORT
  57 GstNetTimePacket*       gst_net_time_packet_copy        (const GstNetTimePacket *packet);
  58
  59 GST_EXPORT
  60 void                    gst_net_time_packet_free        (GstNetTimePacket *packet);
  61
  62 GST_EXPORT
  63 guint8*                 gst_net_time_packet_serialize   (const GstNetTimePacket *packet);
  64
  65 GST_EXPORT
  66 GstNetTimePacket*       gst_net_time_packet_receive     (GSocket         * socket,
  67                                                          GSocketAddress ** src_address,
  68                                                          GError         ** error);
  69 GST_EXPORT
  70 gboolean                gst_net_time_packet_send        (const GstNetTimePacket * packet,
  71                                                          GSocket                * socket,
  72                                                          GSocketAddress         * dest_address,
  73                                                          GError                ** error);
  74
  75 #ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
  76 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstNetTimePacket, gst_net_time_packet_free)
  77 #endif
  78
  79 G_END_DECLS
  80
  81
  82 #endif /* __GST_NET_TIME_PACKET_H__ */