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aggregator: Don't send multiple caps events with the same caps

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Every time aggregator is reconfiguring it will try to negotiate new
caps. If these resulting caps are the same as the previously negotiated
caps then don't send a new caps event with the same caps again.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/2372>
This commit is contained in:
Sebastian Dröge 2022-05-05 20:39:52 +03:00 committed by GStreamer Marge Bot
parent d2c6f21fc1
commit b247305bfd
1 changed files with 15 additions and 0 deletions
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15
subprojects/gstreamer/libs/gst/base/gstaggregator.c
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@ -671,7 +671,22 @@ gst_aggregator_push_mandatory_events (GstAggregator * self, gboolean up_to_caps)
void void
gst_aggregator_set_src_caps (GstAggregator * self, GstCaps * caps) gst_aggregator_set_src_caps (GstAggregator * self, GstCaps * caps)
{ {
GstCaps *old_caps;
GST_PAD_STREAM_LOCK (self->srcpad); GST_PAD_STREAM_LOCK (self->srcpad);
if (caps && (old_caps = gst_pad_get_current_caps (self->srcpad))) {
if (gst_caps_is_equal (caps, old_caps)) {
GST_DEBUG_OBJECT (self,
"New caps are the same as the previously set caps %" GST_PTR_FORMAT,
old_caps);
gst_caps_unref (old_caps);
GST_PAD_STREAM_UNLOCK (self->srcpad);
return;
}
gst_caps_unref (old_caps);
}
gst_caps_replace (&self->priv->srccaps, caps); gst_caps_replace (&self->priv->srccaps, caps);
gst_aggregator_push_mandatory_events (self, TRUE); gst_aggregator_push_mandatory_events (self, TRUE);
GST_PAD_STREAM_UNLOCK (self->srcpad); GST_PAD_STREAM_UNLOCK (self->srcpad);