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rtpbasedepay: add stats property

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Add a stats property that holds a structure with all the current
values of the depayloader.

See https://bugzilla.gnome.org/show_bug.cgi?id=646577
This commit is contained in:
Wim Taymans 2014-04-12 07:10:36 +02:00
parent 314eee6dd1
commit f2ee068729
1 changed files with 108 additions and 0 deletions
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108
gst-libs/gst/rtp/gstrtpbasedepayload.c
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@ -45,6 +45,8 @@ struct _GstRTPBaseDepayloadPrivate
GstClockTime dts;
GstClockTime duration;
guint32 last_seqnum;
guint32 last_rtptime;
guint32 next_seqnum;
gboolean negotiated;
@ -62,6 +64,7 @@ enum
enum
{
PROP_0,
PROP_STATS,
PROP_LAST
};
@ -131,6 +134,69 @@ gst_rtp_base_depayload_class_init (GstRTPBaseDepayloadClass * klass)
gobject_class->set_property = gst_rtp_base_depayload_set_property;
gobject_class->get_property = gst_rtp_base_depayload_get_property;
/**
* GstRTPBaseDepayload:stats:
*
* Various depayloader statistics retrieved atomically (and are therefore
* synchroized with each other). This property return a GstStructure named
* application/x-rtp-depayload-stats containing the following fields relating to
* the last processed buffer and current state of the stream being depayloaded:
*
* <variablelist>
* <varlistentry>
* <term>clock-rate</term>
* <listitem><para>#G_TYPE_UINT, clock-rate of the
* stream</para></listitem>
* </varlistentry>
* <varlistentry>
* <term>npt-start</term>
* <listitem><para>#G_TYPE_UINT64, time of playback start
* </para></listitem>
* </varlistentry>
* <varlistentry>
* <term>npt-stop</term>
* <listitem><para>#G_TYPE_UINT64, time of playback stop
* </para></listitem>
* </varlistentry>
* <varlistentry>
* <term>play-speed</term>
* <listitem><para>#G_TYPE_DOUBLE, the playback speed
* </para></listitem>
* </varlistentry>
* <varlistentry>
* <term>play-scale</term>
* <listitem><para>#G_TYPE_DOUBLE, the playback scale
* </para></listitem>
* </varlistentry>
* <varlistentry>
* <term>running-time-dts</term>
* <listitem><para>#G_TYPE_UINT64, the last running-time of the
* last DTS
* </para></listitem>
* </varlistentry>
* <varlistentry>
* <term>running-time-pts</term>
* <listitem><para>#G_TYPE_UINT64, the last running-time of the
* last PTS
* </para></listitem>
* </varlistentry>
* <varlistentry>
* <term>seqnum</term>
* <listitem><para>#G_TYPE_UINT, the last seen seqnum
* </para></listitem>
* </varlistentry>
* <varlistentry>
* <term>timestamp</term>
* <listitem><para>#G_TYPE_UINT, the last seen RTP timestamp
* </para></listitem>
* </varlistentry>
* </variablelist>
**/
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_STATS,
g_param_spec_boxed ("stats", "Statistics", "Various statistics",
GST_TYPE_STRUCTURE, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
gstelement_class->change_state = gst_rtp_base_depayload_change_state;
klass->packet_lost = gst_rtp_base_depayload_packet_lost;
@ -168,6 +234,14 @@ gst_rtp_base_depayload_init (GstRTPBaseDepayload * filter,
gst_pad_use_fixed_caps (filter->srcpad);
gst_element_add_pad (GST_ELEMENT (filter), filter->srcpad);
priv->npt_start = 0;
priv->npt_stop = -1;
priv->play_speed = 1.0;
priv->play_scale = 1.0;
priv->dts = -1;
priv->pts = -1;
priv->duration = -1;
gst_segment_init (&filter->segment, GST_FORMAT_UNDEFINED);
}
@ -297,6 +371,9 @@ gst_rtp_base_depayload_chain (GstPad * pad, GstObject * parent, GstBuffer * in)
rtptime = gst_rtp_buffer_get_timestamp (&rtp);
gst_rtp_buffer_unmap (&rtp);
priv->last_seqnum = seqnum;
priv->last_rtptime = rtptime;
discont = buf_discont;
GST_LOG_OBJECT (filter, "discont %d, seqnum %u, rtptime %u, pts %"
@ -709,6 +786,29 @@ gst_rtp_base_depayload_change_state (GstElement * element,
return ret;
}
static GstStructure *
gst_rtp_base_depayload_create_stats (GstRTPBaseDepayload * depayload)
{
GstRTPBaseDepayloadPrivate *priv;
GstStructure *s;
priv = depayload->priv;
s = gst_structure_new ("application/x-rtp-depayload-stats",
"clock_rate", G_TYPE_UINT, depayload->clock_rate,
"npt-start", G_TYPE_UINT64, priv->npt_start,
"npt-stop", G_TYPE_UINT64, priv->npt_stop,
"play-speed", G_TYPE_DOUBLE, priv->play_speed,
"play-scale", G_TYPE_DOUBLE, priv->play_scale,
"running-time-dts", G_TYPE_UINT64, priv->dts,
"running-time-pts", G_TYPE_UINT64, priv->pts,
"seqnum", G_TYPE_UINT, (guint) priv->last_seqnum,
"timestamp", G_TYPE_UINT, (guint) priv->last_rtptime, NULL);
return s;
}
static void
gst_rtp_base_depayload_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
@ -724,7 +824,15 @@ static void
gst_rtp_base_depayload_get_property (GObject * object, guint prop_id,
GValue * value, GParamSpec * pspec)
{
GstRTPBaseDepayload *depayload;
depayload = GST_RTP_BASE_DEPAYLOAD (object);
switch (prop_id) {
case PROP_STATS:
g_value_take_boxed (value,
gst_rtp_base_depayload_create_stats (depayload));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;