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rtpbin: keep track of elapsed pause time

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Keep track of the time we spend pausing the jitterbuffers when they were
buffering and distribute this elapsed time to the jitterbuffers.
Also keep the latency in nanosecond precision.
This commit is contained in:
Wim Taymans 2009-10-06 13:34:34 +02:00
parent ecf6ed8fc1
commit 0348ebe651
2 changed files with 35 additions and 13 deletions
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45
gst/rtpmanager/gstrtpbin.c
View file

@ -1180,7 +1180,7 @@ create_stream (GstRtpBinSession * session, guint32 ssrc)
g_object_set_data (G_OBJECT (buffer), "GstRTPBin.stream", stream);
/* configure latency and packet lost */
g_object_set (buffer, "latency", rtpbin->latency, NULL);
g_object_set (buffer, "latency", rtpbin->latency_ms, NULL);
g_object_set (buffer, "do-lost", rtpbin->do_lost, NULL);
g_object_set (buffer, "mode", rtpbin->buffer_mode, NULL);
@ -1576,7 +1576,8 @@ gst_rtp_bin_init (GstRtpBin * rtpbin, GstRtpBinClass * klass)
rtpbin->priv->bin_lock = g_mutex_new ();
rtpbin->priv->dyn_lock = g_mutex_new ();
rtpbin->latency = DEFAULT_LATENCY_MS;
rtpbin->latency_ms = DEFAULT_LATENCY_MS;
rtpbin->latency_ns = DEFAULT_LATENCY_MS * GST_MSECOND;
rtpbin->do_lost = DEFAULT_DO_LOST;
rtpbin->ignore_pt = DEFAULT_IGNORE_PT;
rtpbin->priv->autoremove = DEFAULT_AUTOREMOVE;
@ -1673,7 +1674,8 @@ gst_rtp_bin_set_property (GObject * object, guint prop_id,
switch (prop_id) {
case PROP_LATENCY:
GST_RTP_BIN_LOCK (rtpbin);
rtpbin->latency = g_value_get_uint (value);
rtpbin->latency_ms = g_value_get_uint (value);
rtpbin->latency_ns = rtpbin->latency_ms * GST_MSECOND;
GST_RTP_BIN_UNLOCK (rtpbin);
/* propagate the property down to the jitterbuffer */
gst_rtp_bin_propagate_property_to_jitterbuffer (rtpbin, "latency", value);
@ -1717,7 +1719,7 @@ gst_rtp_bin_get_property (GObject * object, guint prop_id,
switch (prop_id) {
case PROP_LATENCY:
GST_RTP_BIN_LOCK (rtpbin);
g_value_set_uint (value, rtpbin->latency);
g_value_set_uint (value, rtpbin->latency_ms);
GST_RTP_BIN_UNLOCK (rtpbin);
break;
case PROP_SDES:
@ -1842,30 +1844,49 @@ gst_rtp_bin_handle_message (GstBin * bin, GstMessage * message)
if (G_UNLIKELY (change)) {
GstClock *clock;
guint64 running_time, base_time, now;
guint64 running_time = 0;
guint64 elapsed = 0;
/* figure out the running time when we have a clock */
if (G_LIKELY ((clock =
gst_element_get_clock (GST_ELEMENT_CAST (bin))))) {
guint64 now, base_time;
/* figure out a new base_time */
clock = gst_element_get_clock (GST_ELEMENT_CAST (bin));
if (G_LIKELY (clock)) {
now = gst_clock_get_time (clock);
base_time = gst_element_get_base_time (GST_ELEMENT_CAST (bin));
running_time = now - base_time;
}
if (!active) {
/* remember the time when we started buffering */
rtpbin->buffer_start = running_time;
} else {
running_time = 0;
/* calculate time spent in buffering */
if (running_time > rtpbin->buffer_start)
elapsed = running_time - rtpbin->buffer_start;
else
elapsed = 0;
/* subtract latency, if we paused for less time than the latency we
* are fine. */
if (elapsed > rtpbin->latency_ns)
elapsed -= rtpbin->latency_ns;
else
elapsed = 0;
}
while (G_LIKELY (elements)) {
GstElement *element = elements->data;
GST_DEBUG_OBJECT (bin, "setting %p to %d", element, active);
g_signal_emit_by_name (element, "set-active", active, running_time,
GST_DEBUG_OBJECT (bin,
"setting %p to %d, elapsed %" GST_TIME_FORMAT, element, active,
GST_TIME_ARGS (elapsed));
g_signal_emit_by_name (element, "set-active", active, elapsed,
NULL);
gst_object_unref (element);
elements = g_slist_delete_link (elements, elements);
}
}
}
GST_BIN_CLASS (parent_class)->handle_message (bin, message);
break;
}

3
gst/rtpmanager/gstrtpbin.h
View file

@ -45,7 +45,8 @@ struct _GstRtpBin {
/*< private >*/
/* default latency for sessions */
guint latency;
guint latency_ms;
guint64 latency_ns;
gboolean do_lost;
gboolean ignore_pt;
RTPJitterBufferMode buffer_mode;