media: add setup_sdp vmethod

gst/rtsp-server/rtsp-media.[ch]: added setup_sdp vmethod and public
gst_rtsp_media_setup_sdp.

Fixes https://bugzilla.gnome.org/show_bug.cgi?id=720155

diff --git a/gst/rtsp-server/rtsp-client.c b/gst/rtsp-server/rtsp-client.c
index d1826cf..e87a8de 100644 (file)
--- a/gst/rtsp-server/rtsp-client.c
+++ b/gst/rtsp-server/rtsp-client.c
@@ -1719,7 +1719,7 @@ create_sdp (GstRTSPClient * client, GstRTSPMedia * media)
   info.server_ip = priv->server_ip;
 
   /* create an SDP for the media object */
-  if (!gst_rtsp_sdp_from_media (sdp, &info, media))
+  if (!gst_rtsp_media_setup_sdp (media, sdp, &info))
     goto no_sdp;
 
   return sdp;

diff --git a/gst/rtsp-server/rtsp-media.c b/gst/rtsp-server/rtsp-media.c
index b8f155e..4c361b9 100644 (file)
--- a/gst/rtsp-server/rtsp-media.c
+++ b/gst/rtsp-server/rtsp-media.c
@@ -177,6 +177,8 @@ static gboolean default_query_position (GstRTSPMedia * media,
     gint64 * position);
 static gboolean default_query_stop (GstRTSPMedia * media, gint64 * stop);
 static GstElement *default_create_rtpbin (GstRTSPMedia * media);
+static gboolean default_setup_sdp (GstRTSPMedia * media, GstSDPMessage * sdp,
+    GstSDPInfo * info);
 
 static gboolean wait_preroll (GstRTSPMedia * media);
 
@@ -294,6 +296,7 @@ gst_rtsp_media_class_init (GstRTSPMediaClass * klass)
   klass->query_position = default_query_position;
   klass->query_stop = default_query_stop;
   klass->create_rtpbin = default_create_rtpbin;
+  klass->setup_sdp = default_setup_sdp;
 }
 
 static void
@@ -2395,6 +2398,60 @@ gst_rtsp_media_get_time_provider (GstRTSPMedia * media, const gchar * address,
   return provider;
 }
 
+static gboolean
+default_setup_sdp (GstRTSPMedia * media, GstSDPMessage * sdp, GstSDPInfo * info)
+{
+  return gst_rtsp_sdp_from_media (sdp, info, media);
+}
+
+/**
+ * gst_rtsp_media_setup_sdp:
+ * @sdp: a #GstSDPMessage
+ * @info: info
+ * @media: a #GstRTSPMedia
+ *
+ * Add @media specific info to @sdp. @info is used to configure the connection
+ * information in the SDP.
+ *
+ * Returns: TRUE on success.
+ */
+gboolean
+gst_rtsp_media_setup_sdp (GstRTSPMedia * media, GstSDPMessage * sdp,
+    GstSDPInfo * info)
+{
+  GstRTSPMediaPrivate *priv;
+  GstRTSPMediaClass *klass;
+  gboolean res;
+
+  g_return_val_if_fail (GST_IS_RTSP_MEDIA (media), FALSE);
+  g_return_val_if_fail (sdp != NULL, FALSE);
+  g_return_val_if_fail (info != NULL, FALSE);
+
+  priv = media->priv;
+
+  g_rec_mutex_lock (&priv->state_lock);
+
+  klass = GST_RTSP_MEDIA_GET_CLASS (media);
+
+  if (!klass->setup_sdp)
+    goto no_setup_sdp;
+
+  res = klass->setup_sdp (media, sdp, info);
+
+  g_rec_mutex_unlock (&priv->state_lock);
+
+  return res;
+
+  /* ERRORS */
+no_setup_sdp:
+  {
+    g_rec_mutex_unlock (&priv->state_lock);
+    GST_ERROR ("no setup_sdp function");
+    g_critical ("no setup_sdp vmethod function set");
+    return FALSE;
+  }
+}
+
 /**
  * gst_rtsp_media_suspend:
  * @media: a #GstRTSPMedia

diff --git a/gst/rtsp-server/rtsp-media.h b/gst/rtsp-server/rtsp-media.h
index bb55835..8859606 100644 (file)
--- a/gst/rtsp-server/rtsp-media.h
+++ b/gst/rtsp-server/rtsp-media.h
@@ -84,6 +84,7 @@ GType gst_rtsp_suspend_mode_get_type (void);
 #include "rtsp-thread-pool.h"
 #include "rtsp-permissions.h"
 #include "rtsp-address-pool.h"
+#include "rtsp-sdp.h"
 
 /**
  * GstRTSPMedia:
@@ -124,6 +125,7 @@ struct _GstRTSPMediaClass {
   gboolean        (*query_stop)      (GstRTSPMedia *media, gint64 *stop);
   GstElement *    (*create_rtpbin)   (GstRTSPMedia *media);
   gboolean        (*setup_rtpbin)    (GstRTSPMedia *media, GstElement *rtpbin);
+  gboolean        (*setup_sdp)       (GstRTSPMedia *media, GstSDPMessage *sdp, GstSDPInfo *info);
 
   /* signals */
   void            (*new_stream)      (GstRTSPMedia *media, GstRTSPStream * stream);
@@ -185,6 +187,9 @@ GstRTSPSuspendMode    gst_rtsp_media_get_suspend_mode (GstRTSPMedia *media);
 gboolean              gst_rtsp_media_suspend          (GstRTSPMedia *media);
 gboolean              gst_rtsp_media_unsuspend        (GstRTSPMedia *media);
 
+gboolean              gst_rtsp_media_setup_sdp        (GstRTSPMedia * media, GstSDPMessage * sdp,
+                                                       GstSDPInfo * info);
+
 /* creating streams */
 void                  gst_rtsp_media_collect_streams  (GstRTSPMedia *media);
 GstRTSPStream *       gst_rtsp_media_create_stream    (GstRTSPMedia *media,