text: /* GStreamer
   * Copyright (C) 2017 Matthew Waters <matthew@centricular.com>
   *
   * 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_WEBRTC_ICE_TRANSPORT_H__
  #define __GST_WEBRTC_ICE_TRANSPORT_H__
  
  #include <gst/gst.h>
  #include <gst/webrtc/webrtc_fwd.h>
  
  G_BEGIN_DECLS
  
  GST_WEBRTC_API
  GType gst_webrtc_ice_transport_get_type(void);
  #define GST_TYPE_WEBRTC_ICE_TRANSPORT            (gst_webrtc_ice_transport_get_type())
  #define GST_WEBRTC_ICE_TRANSPORT(obj)            (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_WEBRTC_ICE_TRANSPORT,GstWebRTCICETransport))
  #define GST_IS_WEBRTC_ICE_TRANSPORT(obj)         (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_WEBRTC_ICE_TRANSPORT))
  #define GST_WEBRTC_ICE_TRANSPORT_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST((klass) ,GST_TYPE_WEBRTC_ICE_TRANSPORT,GstWebRTCICETransportClass))
  #define GST_IS_WEBRTC_ICE_TRANSPORT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass) ,GST_TYPE_WEBRTC_ICE_TRANSPORT))
  #define GST_WEBRTC_ICE_TRANSPORT_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS((obj) ,GST_TYPE_WEBRTC_ICE_TRANSPORT,GstWebRTCICETransportClass))
  
  struct _GstWebRTCICETransport
  {
    GstObject                          parent;
  
    GstWebRTCICERole                   role;
    GstWebRTCICEComponent              component;
  
    GstWebRTCICEConnectionState        state;
    GstWebRTCICEGatheringState         gathering_state;
  
    /* Filled by subclasses */
    GstElement                        *src;
    GstElement                        *sink;
  
    gpointer                          _padding[GST_PADDING];
  };
  
  struct _GstWebRTCICETransportClass
  {
    GstObjectClass               parent_class;
  
    gboolean                  (*gather_candidates)        (GstWebRTCICETransport * transport);
  
    gpointer                  _padding[GST_PADDING];
  };
  
  GST_WEBRTC_API
  void            gst_webrtc_ice_transport_connection_state_change    (GstWebRTCICETransport * ice,
                                                                       GstWebRTCICEConnectionState new_state);
  GST_WEBRTC_API
  void            gst_webrtc_ice_transport_gathering_state_change     (GstWebRTCICETransport * ice,
                                                                       GstWebRTCICEGatheringState new_state);
  GST_WEBRTC_API
  void            gst_webrtc_ice_transport_selected_pair_change       (GstWebRTCICETransport * ice);
  GST_WEBRTC_API
  void            gst_webrtc_ice_transport_new_candidate              (GstWebRTCICETransport * ice, guint stream_id, GstWebRTCICEComponent component, gchar * attr);
  
  #ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
  G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstWebRTCICETransport, gst_object_unref)
  #endif
  
  G_END_DECLS
  
  #endif /* __GST_WEBRTC_ICE_TRANSPORT_H__ */
  