[gst-devel] Image Freeze

[Rob]

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