[gst-devel] Problems with video, tee and queues

[Marco Ballesio]

Hi,

On Sat, Nov 6, 2010 at 5:11 AM, Luciana Fujii Pontello <
luciana at holoscopio.com> wrote:

> On Mon, 2010-11-01 at 18:34 +0300, 4ernov wrote:
>
> > So, everything is ok till the request is actually being received.
> > Suddenly the pipeline is getting stalled (while still staying in
> > PLAYING state), time messages on bus are coming in very pulsing manner
> > and another window for another xvimagesink isn't even appear. What can
> > be the cause of such a problem behavior?
>
> You can't change the pipeline while playing like that. To do what you
> want you need to block queue src pad, then unlink it and change the
> elements like you do. Check this doc:
>
> http://cgit.freedesktop.org/gstreamer/gstreamer/tree/docs/design/part-block.txt
>

alternatively, it is possible to use a valve element. When an element
downstream has to be changed, you can set the "drop" property to true,
replace the element and then unset it.

Regards


>
> Regards,
>
> Luciana Fujii
>
>
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