[gst-devel] Image Freeze

[Thierry Panthier]

Yep... that's probably what we're going to do. We need an alarm to let the
application know there's something wrong with the video stream. Simple as
that, but apparently not available.

Thanks for your help!

And when (and if) this plugin is ready, I'll publish it :)

Regards,

- Thierry


On Wed, Oct 13, 2010 at 6:41 PM, Rob <robert.swain at gmail.com> wrote:

> On 13 October 2010 09:25, Michael Joachimiak <mjoachimiak at gmail.com>
> wrote:
> > I think what you describe is not a frozen image but a way to inform the
> > receiver that smth is wrong with the input.
> > The image is streamed so the data comes in all the time. The only way is
> to
> > detect a blue screen by analysis of the image ( histogram maybe)
> > If you expect a ready plugin for detection a blue image I doubt there is
> > smth like that.
> > Maybe frei0r-filter-g (-r,-b) would help. But I don't have any experience
> > with that.
>
> It should be quite simple to write an element that diffs (using some
> metric) one frame against a past frame and emit an event if that is
> the case. I don't know of such an element personally, but my
> familiarity with the available elements isn't so good.
>
> Regards,
> Rob
>
>
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