gst/rtsp-server/rtsp-stream.h

   1 /* GStreamer
   2  * Copyright (C) 2008 Wim Taymans <wim.taymans at gmail.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 #include <gst/gst.h>
  21 #include <gst/rtsp/rtsp.h>
  22 #include <gio/gio.h>
  23
  24 #ifndef __GST_RTSP_STREAM_H__
  25 #define __GST_RTSP_STREAM_H__
  26
  27 G_BEGIN_DECLS
  28
  29 /* types for the media stream */
  30 #define GST_TYPE_RTSP_STREAM              (gst_rtsp_stream_get_type ())
  31 #define GST_IS_RTSP_STREAM(obj)           (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_RTSP_STREAM))
  32 #define GST_IS_RTSP_STREAM_CLASS(klass)   (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_RTSP_STREAM))
  33 #define GST_RTSP_STREAM_GET_CLASS(obj)    (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_RTSP_STREAM, GstRTSPStreamClass))
  34 #define GST_RTSP_STREAM(obj)              (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_RTSP_STREAM, GstRTSPStream))
  35 #define GST_RTSP_STREAM_CLASS(klass)      (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_RTSP_STREAM, GstRTSPStreamClass))
  36 #define GST_RTSP_STREAM_CAST(obj)         ((GstRTSPStream*)(obj))
  37 #define GST_RTSP_STREAM_CLASS_CAST(klass) ((GstRTSPStreamClass*)(klass))
  38
  39 typedef struct _GstRTSPStream GstRTSPStream;
  40 typedef struct _GstRTSPStreamClass GstRTSPStreamClass;
  41 typedef struct _GstRTSPStreamPrivate GstRTSPStreamPrivate;
  42
  43 #include "rtsp-stream-transport.h"
  44 #include "rtsp-address-pool.h"
  45 #include "rtsp-session.h"
  46
  47 /**
  48  * GstRTSPStream:
  49  *
  50  * The definition of a media stream.
  51  */
  52 struct _GstRTSPStream {
  53   GObject       parent;
  54
  55   /*< private >*/
  56   GstRTSPStreamPrivate *priv;
  57   gpointer _gst_reserved[GST_PADDING];
  58 };
  59
  60 struct _GstRTSPStreamClass {
  61   GObjectClass parent_class;
  62
  63   /*< private >*/
  64   gpointer _gst_reserved[GST_PADDING];
  65 };
  66
  67 GType             gst_rtsp_stream_get_type         (void);
  68
  69 GstRTSPStream *   gst_rtsp_stream_new              (guint idx, GstElement *payloader,
  70                                                     GstPad *pad);
  71 guint             gst_rtsp_stream_get_index        (GstRTSPStream *stream);
  72 guint             gst_rtsp_stream_get_pt           (GstRTSPStream *stream);
  73 GstPad *          gst_rtsp_stream_get_srcpad       (GstRTSPStream *stream);
  74 GstPad *          gst_rtsp_stream_get_sinkpad      (GstRTSPStream *stream);
  75
  76 void              gst_rtsp_stream_set_control      (GstRTSPStream *stream, const gchar *control);
  77 gchar *           gst_rtsp_stream_get_control      (GstRTSPStream *stream);
  78 gboolean          gst_rtsp_stream_has_control      (GstRTSPStream *stream, const gchar *control);
  79
  80 void              gst_rtsp_stream_set_mtu          (GstRTSPStream *stream, guint mtu);
  81 guint             gst_rtsp_stream_get_mtu          (GstRTSPStream *stream);
  82
  83 void              gst_rtsp_stream_set_dscp_qos     (GstRTSPStream *stream, gint dscp_qos);
  84 gint              gst_rtsp_stream_get_dscp_qos     (GstRTSPStream *stream);
  85
  86 gboolean          gst_rtsp_stream_is_transport_supported  (GstRTSPStream *stream,
  87                                                            GstRTSPTransport *transport);
  88
  89 void              gst_rtsp_stream_set_profiles     (GstRTSPStream *stream, GstRTSPProfile profiles);
  90 GstRTSPProfile    gst_rtsp_stream_get_profiles     (GstRTSPStream *stream);
  91
  92 void              gst_rtsp_stream_set_protocols    (GstRTSPStream *stream, GstRTSPLowerTrans protocols);
  93 GstRTSPLowerTrans gst_rtsp_stream_get_protocols    (GstRTSPStream *stream);
  94
  95 void              gst_rtsp_stream_set_address_pool (GstRTSPStream *stream, GstRTSPAddressPool *pool);
  96 GstRTSPAddressPool *
  97                   gst_rtsp_stream_get_address_pool (GstRTSPStream *stream);
  98
  99 GstRTSPAddress *  gst_rtsp_stream_reserve_address  (GstRTSPStream *stream,
 100                                                     const gchar * address,
 101                                                     guint port,
 102                                                     guint n_ports,
 103                                                     guint ttl);
 104
 105 gboolean          gst_rtsp_stream_join_bin         (GstRTSPStream *stream,
 106                                                     GstBin *bin, GstElement *rtpbin,
 107                                                     GstState state);
 108 gboolean          gst_rtsp_stream_leave_bin        (GstRTSPStream *stream,
 109                                                     GstBin *bin, GstElement *rtpbin);
 110
 111 gboolean          gst_rtsp_stream_set_blocked      (GstRTSPStream * stream,
 112                                                     gboolean blocked);
 113 gboolean          gst_rtsp_stream_is_blocking      (GstRTSPStream * stream);
 114
 115 void              gst_rtsp_stream_get_server_port  (GstRTSPStream *stream,
 116                                                     GstRTSPRange *server_port,
 117                                                     GSocketFamily family);
 118 GstRTSPAddress *  gst_rtsp_stream_get_multicast_address (GstRTSPStream *stream,
 119                                                          GSocketFamily family);
 120
 121
 122 GObject *         gst_rtsp_stream_get_rtpsession   (GstRTSPStream *stream);
 123
 124 void              gst_rtsp_stream_get_ssrc         (GstRTSPStream *stream,
 125                                                     guint *ssrc);
 126
 127 gboolean          gst_rtsp_stream_get_rtpinfo      (GstRTSPStream *stream,
 128                                                     guint *rtptime, guint *seq,
 129                                                     guint *clock_rate,
 130                                                     GstClockTime *running_time);
 131 GstCaps *         gst_rtsp_stream_get_caps         (GstRTSPStream *stream);
 132
 133 GstFlowReturn     gst_rtsp_stream_recv_rtp         (GstRTSPStream *stream,
 134                                                     GstBuffer *buffer);
 135 GstFlowReturn     gst_rtsp_stream_recv_rtcp        (GstRTSPStream *stream,
 136                                                     GstBuffer *buffer);
 137
 138 gboolean          gst_rtsp_stream_add_transport    (GstRTSPStream *stream,
 139                                                     GstRTSPStreamTransport *trans);
 140 gboolean          gst_rtsp_stream_remove_transport (GstRTSPStream *stream,
 141                                                     GstRTSPStreamTransport *trans);
 142
 143 GSocket *         gst_rtsp_stream_get_rtp_socket   (GstRTSPStream *stream,
 144                                                     GSocketFamily family);
 145 GSocket *         gst_rtsp_stream_get_rtcp_socket  (GstRTSPStream *stream,
 146                                                     GSocketFamily family);
 147
 148 gboolean          gst_rtsp_stream_update_crypto    (GstRTSPStream * stream,
 149                                                     guint ssrc, GstCaps * crypto);
 150
 151 gboolean          gst_rtsp_stream_query_position   (GstRTSPStream * stream,
 152                                                     gint64 * position);
 153 gboolean          gst_rtsp_stream_query_stop       (GstRTSPStream * stream,
 154                                                     gint64 * stop);
 155
 156 void              gst_rtsp_stream_set_seqnum_offset          (GstRTSPStream *stream, guint16 seqnum);
 157 guint16           gst_rtsp_stream_get_current_seqnum          (GstRTSPStream *stream);
 158 void              gst_rtsp_stream_set_retransmission_time     (GstRTSPStream *stream, GstClockTime time);
 159 GstClockTime      gst_rtsp_stream_get_retransmission_time     (GstRTSPStream *stream);
 160 guint             gst_rtsp_stream_get_retransmission_pt       (GstRTSPStream * stream);
 161 void              gst_rtsp_stream_set_retransmission_pt       (GstRTSPStream * stream,
 162                                                                guint rtx_pt);
 163 void              gst_rtsp_stream_set_buffer_size  (GstRTSPStream *stream, guint size);
 164 guint             gst_rtsp_stream_get_buffer_size  (GstRTSPStream *stream);
 165
 166 void              gst_rtsp_stream_set_pt_map                 (GstRTSPStream * stream, guint pt, GstCaps * caps);
 167 GstElement *      gst_rtsp_stream_request_aux_sender         (GstRTSPStream * stream, guint sessid);
 168 /**
 169  * GstRTSPStreamTransportFilterFunc:
 170  * @stream: a #GstRTSPStream object
 171  * @trans: a #GstRTSPStreamTransport in @stream
 172  * @user_data: user data that has been given to gst_rtsp_stream_transport_filter()
 173  *
 174  * This function will be called by the gst_rtsp_stream_transport_filter(). An
 175  * implementation should return a value of #GstRTSPFilterResult.
 176  *
 177  * When this function returns #GST_RTSP_FILTER_REMOVE, @trans will be removed
 178  * from @stream.
 179  *
 180  * A return value of #GST_RTSP_FILTER_KEEP will leave @trans untouched in
 181  * @stream.
 182  *
 183  * A value of #GST_RTSP_FILTER_REF will add @trans to the result #GList of
 184  * gst_rtsp_stream_transport_filter().
 185  *
 186  * Returns: a #GstRTSPFilterResult.
 187  */
 188 typedef GstRTSPFilterResult (*GstRTSPStreamTransportFilterFunc) (GstRTSPStream *stream,
 189                                                                  GstRTSPStreamTransport *trans,
 190                                                                  gpointer user_data);
 191
 192 GList *                gst_rtsp_stream_transport_filter  (GstRTSPStream *stream,
 193                                                           GstRTSPStreamTransportFilterFunc func,
 194                                                           gpointer user_data);
 195
 196 #ifdef G_DEFINE_AUTOPTR_CLEANUP_FUNC
 197 G_DEFINE_AUTOPTR_CLEANUP_FUNC(GstRTSPStream, gst_object_unref)
 198 #endif
 199
 200 G_END_DECLS
 201
 202 #endif /* __GST_RTSP_STREAM_H__ */