Decodebin and multiqueue
Duchassin Frederic
duchassin at sefram.fr
Tue Feb 12 10:58:01 UTC 2019
Hello,
I try to use decodebin in my pipeline. I try to play mpeg2ts video with
audio and video and that's why decodebin try to use multiqueue.
But i would like to set properties of this multiqueue (max-size* = 0) .
In order to achieve this i use a callback on "element added" on decodebin :
/* CallBack for new element created in Decodebin */
void gstImpl::cb_element_added_decodebin (GstBin *bin, GstElement
*element, gpointer user_data)
{
gchar * name = GST_OBJECT_NAME (element);
gstImpl* pStreamObj = static_cast<gstImpl*>(user_data);
bin = bin; //compiler happy !
g_print ("DECODBIN element-added: %s\r\n", name);
if (g_strrstr (name, "multiqueue"))
{
multiqueue = element;
g_object_set(G_OBJECT(element), "max-size-buffers", (guint) 0, NULL);
g_object_set(G_OBJECT(element), "max-size-bytes", (guint) 0, NULL);
g_object_set(G_OBJECT(element), "max-size-time", (guint64) 0, NULL);
}
}
If i read later these properties on my multiqueue, i can see that I
don't have 0 on all.
guint tmp1, tmp2;
guint64 tmp3;
g_object_get(G_OBJECT(multiqueue), "max-size-buffers", &tmp1,
"max-size-bytes", &tmp2, "max-size-time", &tmp3, NULL);
tmp1 = 1;
--> gives max-size-buffers=5 ; max-size-bytes=2097152; max-size-time=0;
Maybe decodebin already set these multiqueue's properties ??
BR
Frederic
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