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rtxqueue: Expose basic statistics as properties.

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Statistics about the total number of retransmission requests
and the actual number of retransmitted packets can be helpful
at application-level.

https://bugzilla.gnome.org/show_bug.cgi?id=777182
This commit is contained in:
Mathieu Duponchelle 2017-01-11 18:52:28 +01:00
parent 52d1355d87
commit 191330cba8
2 changed files with 27 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

24
gst/rtpmanager/gstrtprtxqueue.c
View file

@ -44,7 +44,9 @@ enum
{
PROP_0,
PROP_MAX_SIZE_TIME,
PROP_MAX_SIZE_PACKETS
PROP_MAX_SIZE_PACKETS,
PROP_REQUESTS,
PROP_FULFILLED_REQUESTS,
};
static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
@ -101,6 +103,16 @@ gst_rtp_rtx_queue_class_init (GstRTPRtxQueueClass * klass)
DEFAULT_MAX_SIZE_PACKETS,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_REQUESTS,
g_param_spec_uint ("requests", "Requests",
"Total number of retransmission requests", 0, G_MAXUINT,
0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_FULFILLED_REQUESTS,
g_param_spec_uint ("fulfilled-requests", "Fulfilled Requests",
"Number of fulfilled retransmission requests", 0, G_MAXUINT,
0, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
gst_element_class_add_static_pad_template (gstelement_class, &src_factory);
gst_element_class_add_static_pad_template (gstelement_class, &sink_factory);
@ -122,6 +134,8 @@ gst_rtp_rtx_queue_reset (GstRTPRtxQueue * rtx, gboolean full)
g_list_foreach (rtx->pending, (GFunc) gst_buffer_unref, NULL);
g_list_free (rtx->pending);
rtx->pending = NULL;
rtx->n_requests = 0;
rtx->n_fulfilled_requests = 0;
g_mutex_unlock (&rtx->lock);
}
@ -224,6 +238,7 @@ gst_rtp_rtx_queue_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
data.rtx = rtx;
data.seqnum = seqnum;
data.found = FALSE;
rtx->n_requests += 1;
g_queue_foreach (rtx->queue, (GFunc) push_seqnum, &data);
g_mutex_unlock (&rtx->lock);
@ -244,6 +259,7 @@ gst_rtp_rtx_queue_src_event (GstPad * pad, GstObject * parent, GstEvent * event)
static void
do_push (GstBuffer * buffer, GstRTPRtxQueue * rtx)
{
rtx->n_fulfilled_requests += 1;
gst_pad_push (rtx->srcpad, buffer);
}
@ -333,6 +349,12 @@ gst_rtp_rtx_queue_get_property (GObject * object,
case PROP_MAX_SIZE_PACKETS:
g_value_set_uint (value, rtx->max_size_packets);
break;
case PROP_REQUESTS:
g_value_set_uint (value, rtx->n_requests);
break;
case PROP_FULFILLED_REQUESTS:
g_value_set_uint (value, rtx->n_fulfilled_requests);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;

4
gst/rtpmanager/gstrtprtxqueue.h
View file

@ -58,6 +58,10 @@ struct _GstRTPRtxQueue
guint max_size_time;
guint max_size_packets;
/* Statistics */
guint n_requests;
guint n_fulfilled_requests;
};
struct _GstRTPRtxQueueClass