gstreamer/subprojects/gst-plugins-good/gst/udp/gstudpsrc.h

/* GStreamer
 * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */


#ifndef __GST_UDPSRC_H__
#define __GST_UDPSRC_H__

#include <gst/gst.h>
#include <gst/base/gstpushsrc.h>
#include <gio/gio.h>

G_BEGIN_DECLS

#include "gstudpnetutils.h"

#define GST_TYPE_UDPSRC \
  (gst_udpsrc_get_type())
#define GST_UDPSRC(obj) \
  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_UDPSRC,GstUDPSrc))
#define GST_UDPSRC_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_UDPSRC,GstUDPSrcClass))
#define GST_IS_UDPSRC(obj) \
  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_UDPSRC))
#define GST_IS_UDPSRC_CLASS(klass) \
  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_UDPSRC))
#define GST_UDPSRC_CAST(obj) ((GstUDPSrc *)(obj))

typedef struct _GstUDPSrc GstUDPSrc;
typedef struct _GstUDPSrcClass GstUDPSrcClass;


/**
 * GstSocketTimestampMode:
 * @GST_SOCKET_TIMESTAMP_MODE_DISABLED: Disable additional timestamps
 * @GST_SOCKET_TIMESTAMP_MODE_REALTIME: Timestamp with realtime clock (nsec
 *      resolution, may not be monotonic)
 *
 * Since: 1.20
 */
typedef enum
{
  GST_SOCKET_TIMESTAMP_MODE_DISABLED = 0,
  GST_SOCKET_TIMESTAMP_MODE_REALTIME
} GstSocketTimestampMode;

struct _GstUDPSrc {
  GstPushSrc parent;

  /* our sockets */
  GSocket   *used_socket;	/* hot */
  GInetSocketAddress *addr;	/* hot */
  GList     *source_addrs;

  GCancellable *cancellable;	/* hot */

  /* properties */
  gint       skip_first_bytes;	/* hot */
  guint64    timeout;	/* hot */
  gboolean   retrieve_sender_address;	/* hot */
  gchar     *address;
  gint       port;
  gchar     *multi_iface;
  GstCaps   *caps;
  gint       buffer_size;
  GSocket   *socket;
  gboolean   close_socket;
  gboolean   auto_multicast;
  gboolean   reuse;
  gboolean   loop;
  GstSocketTimestampMode socket_timestamp_mode;
  gchar     *multicast_source;

  /* stats */
  guint      max_size;

  gboolean   external_socket;
  gboolean   made_cancel_fd;

  /* Initial size of buffers in the buffer pool */
  guint mtu;

  /* Extra memory for buffers with a size superior to max_packet_size */
  GstMemory *extra_mem;

  gchar     *uri;
  GPtrArray *source_list;
};

struct _GstUDPSrcClass {
  GstPushSrcClass parent_class;
};

GType gst_udpsrc_get_type(void);

G_END_DECLS


#endif /* __GST_UDPSRC_H__ */