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rtpmanager: add new on-new-sender-ssrc, on-sender-ssrc-active signals

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Allows for applications to get internal source's RTP statistics.
(eg. sender sources for a server/client)

https://bugzilla.gnome.org/show_bug.cgi?id=746747
This commit is contained in:
Hyunjun Ko 2015-10-02 16:16:32 +09:00 committed by Sebastian Dröge
parent 040467d118
commit 2b1f52755d
7 changed files with 212 additions and 1 deletions
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34
docs/plugins/gst-plugins-good-plugins.signals
View file

@ -348,6 +348,24 @@ GstRtpBin *gstrtpbin
guint arg1
</SIGNAL>
<SIGNAL>
<NAME>GstRtpBin::on-new-sender-ssrc</NAME>
<RETURNS>void</RETURNS>
<FLAGS>l</FLAGS>
GstRtpBin *gstrtpbin
guint arg1
guint arg2
</SIGNAL>
<SIGNAL>
<NAME>GstRtpBin::on-sender-ssrc-active</NAME>
<RETURNS>void</RETURNS>
<FLAGS>l</FLAGS>
GstRtpBin *gstrtpbin
guint arg1
guint arg2
</SIGNAL>
<SIGNAL>
<NAME>GstRtpJitterBuffer::clear-pt-map</NAME>
<RETURNS>void</RETURNS>
@ -506,6 +524,22 @@ GstRtpSession *gstrtpsession
guint arg1
</SIGNAL>
<SIGNAL>
<NAME>GstRtpSession::on-new-sender-ssrc</NAME>
<RETURNS>void</RETURNS>
<FLAGS>l</FLAGS>
GstRtpSession *gstrtpsession
guint arg1
</SIGNAL>
<SIGNAL>
<NAME>GstRtpSession::on-sender-ssrc-active</NAME>
<RETURNS>void</RETURNS>
<FLAGS>l</FLAGS>
GstRtpSession *gstrtpsession
guint arg1
</SIGNAL>
<SIGNAL>
<NAME>GstRtpSsrcDemux::clear-ssrc</NAME>
<RETURNS>void</RETURNS>

52
gst/rtpmanager/gstrtpbin.c
View file

@ -272,6 +272,9 @@ enum
SIGNAL_REQUEST_AUX_SENDER,
SIGNAL_REQUEST_AUX_RECEIVER,
SIGNAL_ON_NEW_SENDER_SSRC,
SIGNAL_ON_SENDER_SSRC_ACTIVE,
LAST_SIGNAL
};
@ -565,6 +568,21 @@ on_npt_stop (GstElement * jbuf, GstRtpBinStream * stream)
stream->session->id, stream->ssrc);
}
static void
on_new_sender_ssrc (GstElement * session, guint32 ssrc, GstRtpBinSession * sess)
{
g_signal_emit (sess->bin, gst_rtp_bin_signals[SIGNAL_ON_NEW_SENDER_SSRC], 0,
sess->id, ssrc);
}
static void
on_sender_ssrc_active (GstElement * session, guint32 ssrc,
GstRtpBinSession * sess)
{
g_signal_emit (sess->bin, gst_rtp_bin_signals[SIGNAL_ON_SENDER_SSRC_ACTIVE],
0, sess->id, ssrc);
}
/* must be called with the SESSION lock */
static GstRtpBinStream *
find_stream_by_ssrc (GstRtpBinSession * session, guint32 ssrc)
@ -659,6 +677,10 @@ create_session (GstRtpBin * rtpbin, gint id)
g_signal_connect (sess->session, "on-timeout", (GCallback) on_timeout, sess);
g_signal_connect (sess->session, "on-sender-timeout",
(GCallback) on_sender_timeout, sess);
g_signal_connect (sess->session, "on-new-sender-ssrc",
(GCallback) on_new_sender_ssrc, sess);
g_signal_connect (sess->session, "on-sender-ssrc-active",
(GCallback) on_sender_ssrc_active, sess);
gst_bin_add (GST_BIN_CAST (rtpbin), session);
gst_bin_add (GST_BIN_CAST (rtpbin), demux);
@ -2070,6 +2092,36 @@ gst_rtp_bin_class_init (GstRtpBinClass * klass)
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstRtpBinClass,
request_aux_receiver), _gst_element_accumulator, NULL,
g_cclosure_marshal_generic, GST_TYPE_ELEMENT, 1, G_TYPE_UINT);
/**
* GstRtpBin::on-new-sender-ssrc:
* @rtpbin: the object which received the signal
* @session: the session
* @ssrc: the sender SSRC
*
* Since: 1.8
*
* Notify of a new sender SSRC that entered @session.
*/
gst_rtp_bin_signals[SIGNAL_ON_NEW_SENDER_SSRC] =
g_signal_new ("on-new-sender-ssrc", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstRtpBinClass, on_new_sender_ssrc),
NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE, 2, G_TYPE_UINT,
G_TYPE_UINT);
/**
* GstRtpBin::on-ssrc-active:
* @rtpbin: the object which received the signal
* @session: the session
* @ssrc: the sender SSRC
*
* Since: 1.8
*
* Notify of a sender SSRC that is active, i.e., sending RTCP.
*/
gst_rtp_bin_signals[SIGNAL_ON_SENDER_SSRC_ACTIVE] =
g_signal_new ("on-sender-ssrc-active", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstRtpBinClass,
on_sender_ssrc_active), NULL, NULL, g_cclosure_marshal_generic,
G_TYPE_NONE, 2, G_TYPE_UINT, G_TYPE_UINT);
g_object_class_install_property (gobject_class, PROP_SDES,
g_param_spec_boxed ("sdes", "SDES",

3
gst/rtpmanager/gstrtpbin.h
View file

@ -119,6 +119,9 @@ struct _GstRtpBinClass {
GstElement* (*request_aux_sender) (GstRtpBin *rtpbin, guint session);
GstElement* (*request_aux_receiver) (GstRtpBin *rtpbin, guint session);
void (*on_new_sender_ssrc) (GstRtpBin *rtpbin, guint session, guint32 ssrc);
void (*on_sender_ssrc_active) (GstRtpBin *rtpbin, guint session, guint32 ssrc);
};
GType gst_rtp_bin_get_type (void);

52
gst/rtpmanager/gstrtpsession.c
View file

@ -208,6 +208,8 @@ enum
SIGNAL_ON_BYE_TIMEOUT,
SIGNAL_ON_TIMEOUT,
SIGNAL_ON_SENDER_TIMEOUT,
SIGNAL_ON_NEW_SENDER_SSRC,
SIGNAL_ON_SENDER_SSRC_ACTIVE,
LAST_SIGNAL
};
@ -444,6 +446,21 @@ on_sender_timeout (RTPSession * session, RTPSource * src, GstRtpSession * sess)
src->ssrc);
}
static void
on_new_sender_ssrc (RTPSession * session, RTPSource * src, GstRtpSession * sess)
{
g_signal_emit (sess, gst_rtp_session_signals[SIGNAL_ON_NEW_SENDER_SSRC], 0,
src->ssrc);
}
static void
on_sender_ssrc_active (RTPSession * session, RTPSource * src,
GstRtpSession * sess)
{
g_signal_emit (sess, gst_rtp_session_signals[SIGNAL_ON_SENDER_SSRC_ACTIVE], 0,
src->ssrc);
}
#define gst_rtp_session_parent_class parent_class
G_DEFINE_TYPE (GstRtpSession, gst_rtp_session, GST_TYPE_ELEMENT);
@ -520,7 +537,7 @@ gst_rtp_session_class_init (GstRtpSessionClass * klass)
on_ssrc_validated), NULL, NULL, g_cclosure_marshal_VOID__UINT,
G_TYPE_NONE, 1, G_TYPE_UINT);
/**
* GstRtpSession::on-ssrc_active:
* GstRtpSession::on-ssrc-active:
* @sess: the object which received the signal
* @ssrc: the SSRC
*
@ -589,6 +606,35 @@ gst_rtp_session_class_init (GstRtpSessionClass * klass)
on_sender_timeout), NULL, NULL, g_cclosure_marshal_VOID__UINT,
G_TYPE_NONE, 1, G_TYPE_UINT);
/**
* GstRtpSession::on-new-sender-ssrc:
* @sess: the object which received the signal
* @ssrc: the sender SSRC
*
* Since: 1.8
*
* Notify of a new sender SSRC that entered @session.
*/
gst_rtp_session_signals[SIGNAL_ON_NEW_SENDER_SSRC] =
g_signal_new ("on-new-sender-ssrc", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstRtpSessionClass, on_new_ssrc),
NULL, NULL, g_cclosure_marshal_VOID__UINT, G_TYPE_NONE, 1, G_TYPE_UINT);
/**
* GstRtpSession::on-sender-ssrc-active:
* @sess: the object which received the signal
* @ssrc: the sender SSRC
*
* Since: 1.8
*
* Notify of a sender SSRC that is active, i.e., sending RTCP.
*/
gst_rtp_session_signals[SIGNAL_ON_SENDER_SSRC_ACTIVE] =
g_signal_new ("on-sender-ssrc-active", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (GstRtpSessionClass,
on_ssrc_active), NULL, NULL, g_cclosure_marshal_VOID__UINT,
G_TYPE_NONE, 1, G_TYPE_UINT);
g_object_class_install_property (gobject_class, PROP_BANDWIDTH,
g_param_spec_double ("bandwidth", "Bandwidth",
"The bandwidth of the session in bytes per second (0 for auto-discover)",
@ -759,6 +805,10 @@ gst_rtp_session_init (GstRtpSession * rtpsession)
(GCallback) on_timeout, rtpsession);
g_signal_connect (rtpsession->priv->session, "on-sender-timeout",
(GCallback) on_sender_timeout, rtpsession);
g_signal_connect (rtpsession->priv->session, "on-new-sender-ssrc",
(GCallback) on_new_sender_ssrc, rtpsession);
g_signal_connect (rtpsession->priv->session, "on-sender-ssrc-active",
(GCallback) on_sender_ssrc_active, rtpsession);
rtpsession->priv->ptmap = g_hash_table_new_full (NULL, NULL, NULL,
(GDestroyNotify) gst_caps_unref);

2
gst/rtpmanager/gstrtpsession.h
View file

@ -72,6 +72,8 @@ struct _GstRtpSessionClass {
void (*on_bye_timeout) (GstRtpSession *sess, guint32 ssrc);
void (*on_timeout) (GstRtpSession *sess, guint32 ssrc);
void (*on_sender_timeout) (GstRtpSession *sess, guint32 ssrc);
void (*on_new_sender_ssrc) (GstRtpSession *sess, guint32 ssrc);
void (*on_sender_ssrc_active) (GstRtpSession *sess, guint32 ssrc);
};
GType gst_rtp_session_get_type (void);

68
gst/rtpmanager/rtpsession.c
View file

@ -51,6 +51,8 @@ enum
SIGNAL_SEND_RTCP,
SIGNAL_SEND_RTCP_FULL,
SIGNAL_ON_RECEIVING_RTCP,
SIGNAL_ON_NEW_SENDER_SSRC,
SIGNAL_ON_SENDER_SSRC_ACTIVE,
LAST_SIGNAL
};
@ -362,6 +364,36 @@ rtp_session_class_init (RTPSessionClass * klass)
NULL, NULL, g_cclosure_marshal_generic, G_TYPE_NONE, 1,
GST_TYPE_BUFFER | G_SIGNAL_TYPE_STATIC_SCOPE);
/**
* RTPSession::on-new-sender-ssrc:
* @session: the object which received the signal
* @src: the new sender RTPSource
*
* Notify of a new sender SSRC that entered @session.
*
* Since: 1.8
*/
rtp_session_signals[SIGNAL_ON_NEW_SENDER_SSRC] =
g_signal_new ("on-new-sender-ssrc", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (RTPSessionClass, on_new_sender_ssrc),
NULL, NULL, g_cclosure_marshal_VOID__OBJECT, G_TYPE_NONE, 1,
RTP_TYPE_SOURCE);
/**
* RTPSession::on-sender-ssrc-active:
* @session: the object which received the signal
* @src: the active sender RTPSource
*
* Notify of a sender SSRC that is active, i.e., sending RTCP.
*
* Since: 1.8
*/
rtp_session_signals[SIGNAL_ON_SENDER_SSRC_ACTIVE] =
g_signal_new ("on-sender-ssrc-active", G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET (RTPSessionClass,
on_sender_ssrc_active), NULL, NULL, g_cclosure_marshal_VOID__OBJECT,
G_TYPE_NONE, 1, RTP_TYPE_SOURCE);
g_object_class_install_property (gobject_class, PROP_INTERNAL_SSRC,
g_param_spec_uint ("internal-ssrc", "Internal SSRC",
"The internal SSRC used for the session (deprecated)",
@ -898,6 +930,28 @@ on_sender_timeout (RTPSession * sess, RTPSource * source)
g_object_unref (source);
}
static void
on_new_sender_ssrc (RTPSession * sess, RTPSource * source)
{
g_object_ref (source);
RTP_SESSION_UNLOCK (sess);
g_signal_emit (sess, rtp_session_signals[SIGNAL_ON_NEW_SENDER_SSRC], 0,
source);
RTP_SESSION_LOCK (sess);
g_object_unref (source);
}
static void
on_sender_ssrc_active (RTPSession * sess, RTPSource * source)
{
g_object_ref (source);
RTP_SESSION_UNLOCK (sess);
g_signal_emit (sess, rtp_session_signals[SIGNAL_ON_SENDER_SSRC_ACTIVE], 0,
source);
RTP_SESSION_LOCK (sess);
g_object_unref (source);
}
/**
* rtp_session_new:
*
@ -2754,6 +2808,10 @@ rtp_session_update_send_caps (RTPSession * sess, GstCaps * caps)
sess->internal_ssrc_from_caps_or_property = TRUE;
if (source) {
rtp_source_update_caps (source, caps);
if (created)
on_new_sender_ssrc (sess, source);
g_object_unref (source);
}
@ -2806,6 +2864,8 @@ rtp_session_send_rtp (RTPSession * sess, gpointer data, gboolean is_list,
goto invalid_packet;
source = obtain_internal_source (sess, pinfo.ssrc, &created, current_time);
if (created)
on_new_sender_ssrc (sess, source);
prevsender = RTP_SOURCE_IS_SENDER (source);
oldrate = source->bitrate;
@ -3817,6 +3877,10 @@ rtp_session_on_timeout (RTPSession * sess, GstClockTime current_time,
source = obtain_internal_source (sess, sess->suggested_ssrc, &created,
current_time);
sess->internal_ssrc_set = TRUE;
if (created)
on_new_sender_ssrc (sess, source);
g_object_unref (source);
}
@ -3903,6 +3967,10 @@ done:
sess->callbacks.send_rtcp (sess, source, buffer, output->is_bye,
sess->send_rtcp_user_data);
sess->stats.nacks_sent += data.nacked_seqnums;
RTP_SESSION_LOCK (sess);
on_sender_ssrc_active (sess, source);
RTP_SESSION_UNLOCK (sess);
} else {
GST_DEBUG ("freeing packet callback: %p"
" do_not_suppress: %d may_suppress: %d", sess->callbacks.send_rtcp,

2
gst/rtpmanager/rtpsession.h
View file

@ -309,6 +309,8 @@ struct _RTPSessionClass {
guint sender_ssrc, guint media_ssrc, GstBuffer *fci);
gboolean (*send_rtcp) (RTPSession *sess, GstClockTime max_delay);
void (*on_receiving_rtcp) (RTPSession *sess, GstBuffer *buffer);
void (*on_new_sender_ssrc) (RTPSession *sess, RTPSource *source);
void (*on_sender_ssrc_active) (RTPSession *sess, RTPSource *source);
};
GType rtp_session_get_type (void);