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gst-libs/gst/rtp/gstbasertpdepayload.c: Fix 99% cpu load by waiting for absolute times on the clock. Fixes #347300.

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Original commit message from CVS:
* gst-libs/gst/rtp/gstbasertpdepayload.c:
(gst_base_rtp_depayload_wait),
(gst_base_rtp_depayload_change_state),
(gst_base_rtp_depayload_set_property),
(gst_base_rtp_depayload_get_property):
Fix 99% cpu load by waiting for absolute times on the
clock. Fixes #347300.
This commit is contained in:
Wim Taymans 2006-07-14 17:56:59 +00:00
parent 7e6940446a
commit bbe88d8dab
2 changed files with 39 additions and 11 deletions
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10
ChangeLog
View file

@ -1,3 +1,13 @@
2006-07-14 Wim Taymans <wim@fluendo.com>
* gst-libs/gst/rtp/gstbasertpdepayload.c:
(gst_base_rtp_depayload_wait),
(gst_base_rtp_depayload_change_state),
(gst_base_rtp_depayload_set_property),
(gst_base_rtp_depayload_get_property):
Fix 99% cpu load by waiting for absolute times on the
clock. Fixes #347300.
2006-07-14 Andy Wingo <wingo@pobox.com>
* ext/theora/gsttheoraparse.h:

40
gst-libs/gst/rtp/gstbasertpdepayload.c
View file

@ -452,17 +452,33 @@ static void
gst_base_rtp_depayload_wait (GstBaseRTPDepayload * filter, GstClockTime time)
{
GstClockID id;
GstClock *clock;
GstClockTime base;
g_return_if_fail (GST_CLOCK_TIME_IS_VALID (time));
if (GST_ELEMENT_CLOCK (filter) == NULL) {
GST_DEBUG_OBJECT (filter, "No clock given yet");
return;
}
id = gst_clock_new_single_shot_id (GST_ELEMENT_CLOCK (filter), time);
GST_OBJECT_LOCK (filter);
if ((clock = GST_ELEMENT_CLOCK (filter)) == NULL)
goto no_clock;
gst_object_ref (clock);
GST_OBJECT_UNLOCK (filter);
base = gst_clock_get_time (clock);
id = gst_clock_new_single_shot_id (clock, base + time);
gst_object_unref (clock);
gst_clock_id_wait (id, NULL);
gst_clock_id_unref (id);
return;
no_clock:
{
GST_DEBUG_OBJECT (filter, "No clock given yet");
GST_OBJECT_UNLOCK (filter);
return;
}
}
static GstStateChangeReturn
@ -471,14 +487,11 @@ gst_base_rtp_depayload_change_state (GstElement * element,
{
GstBaseRTPDepayload *filter;
g_return_val_if_fail (GST_IS_BASE_RTP_DEPAYLOAD (element),
GST_STATE_CHANGE_FAILURE);
filter = GST_BASE_RTP_DEPAYLOAD (element);
/* we disallow changing the state from the thread */
if (g_thread_self () == filter->thread)
return GST_STATE_CHANGE_FAILURE;
goto wrong_thread;
switch (transition) {
case GST_STATE_CHANGE_NULL_TO_READY:
@ -507,8 +520,15 @@ gst_base_rtp_depayload_change_state (GstElement * element,
return GST_STATE_CHANGE_SUCCESS;
/* ERRORS */
wrong_thread:
{
GST_ELEMENT_ERROR (filter, CORE, STATE_CHANGE,
(NULL), ("cannot perform a state change from this thread"));
return GST_STATE_CHANGE_FAILURE;
}
start_failed:
{
/* start method should have posted an error message */
return GST_STATE_CHANGE_FAILURE;
}
}
@ -519,7 +539,6 @@ gst_base_rtp_depayload_set_property (GObject * object, guint prop_id,
{
GstBaseRTPDepayload *filter;
g_return_if_fail (GST_IS_BASE_RTP_DEPAYLOAD (object));
filter = GST_BASE_RTP_DEPAYLOAD (object);
switch (prop_id) {
@ -538,7 +557,6 @@ gst_base_rtp_depayload_get_property (GObject * object, guint prop_id,
{
GstBaseRTPDepayload *filter;
g_return_if_fail (GST_IS_BASE_RTP_DEPAYLOAD (object));
filter = GST_BASE_RTP_DEPAYLOAD (object);
switch (prop_id) {