[gst-devel] Re: [gst-cvs] wtay gst-plugins: gst-plugins/ gst-plugins/gst-libs/gst/video/

Ronald S. Bultje R.S.Bultje at students.uu.nl
Sun Jul 25 10:25:16 CEST 2004


Hi,

On Sat, 2004-07-17 at 14:18, Benjamin Otte wrote: 
> On Fri, 16 Jul 2004, Ronald Bultje wrote:
> > That can never happen. The sink element has the alpha_mask property in its
> > pad template, and thus the source element's source pad is *required* to
> > explicitely contain an alpha_mask property in its negotiation caps. If it
> > doesn't, caps negotiation fails and that's exactly what *should* happen.
> >
> That's how it once worked, where gst_caps_intersect implicitly relied on
> the order of the properties.
> Are you sure this is still the case?
> 
> In fact I just wrote a simple test program (attached) that doesn't look
> like it would still work that way.

Hm, is that what we want? Can you explain in non-code (i.e. from a
logical point of view) why that would be the expected behaviour?  I
always considered the existing behaviour (or, well, what I thought was
current) to be rather logical. 
Ronald




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