[farsight2/master] have the rtp substream emit a signal when its blocked

[Olivier Crête]

---
 gst/fsrtpconference/fs-rtp-substream.c |   22 +++++++++++++++++++++-
 1 files changed, 21 insertions(+), 1 deletions(-)

diff --git a/gst/fsrtpconference/fs-rtp-substream.c b/gst/fsrtpconference/fs-rtp-substream.c
index 5907d2d..2fdf518 100644
--- a/gst/fsrtpconference/fs-rtp-substream.c
+++ b/gst/fsrtpconference/fs-rtp-substream.c
@@ -52,6 +52,7 @@ enum
   SRC_PAD_ADDED,
   CODEC_CHANGED,
   ERROR_SIGNAL,
+  BLOCKED,
   LAST_SIGNAL
 };
 
@@ -314,7 +315,7 @@ fs_rtp_sub_stream_class_init (FsRtpSubStreamClass *klass)
 
  /**
    * FsRtpSubStream:codec-changed
-   * @self: #FsStream that emitted the signal
+   * @self: #FsRtpSubStream that emitted the signal
    *
    * This signal is emitted when the code for this substream has
    * changed. It can be fetvched from the #FsRtpSubStream:codec property
@@ -329,6 +330,23 @@ fs_rtp_sub_stream_class_init (FsRtpSubStreamClass *klass)
       g_cclosure_marshal_VOID__VOID,
       G_TYPE_NONE, 0);
 
+ /**
+   * FsRtpSubStream:blocked
+   * @self: #FsRtpSubStream that emitted the signal
+   * @stream: the #FsRtpStream this substream is attached to if any (or %NULL)
+   *
+   * This signal is emitted after the substream has been blocked because its
+   * codec has been invalidated OR because no codecbin was set on its creation.
+   */
+  signals[BLOCKED] = g_signal_new ("blocked",
+      G_TYPE_FROM_CLASS (klass),
+      G_SIGNAL_RUN_LAST,
+      0,
+      NULL,
+      NULL,
+      g_cclosure_marshal_VOID__POINTER,
+      G_TYPE_NONE, 1, G_TYPE_POINTER);
+
   g_type_class_add_private (klass, sizeof (FsRtpSubStreamPrivate));
 }
 
@@ -971,6 +989,8 @@ _rtpbin_pad_have_data_callback (GstPad *pad, GstMiniObject *miniobj,
 
   FS_RTP_SESSION_LOCK (self->priv->session);
 
+  g_signal_emit (self, signals[BLOCKED], 0, self->priv->stream);
+
   codec = fs_rtp_session_get_recv_codec_for_pt (self->priv->session,
       self->priv->pt);
 
-- 
1.5.6.5