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Re: Applying constraints

From: Harald Alvestrand <harald@alvestrand.no>
Date: Tue, 26 Mar 2013 12:01:45 +0100
Message-ID: <51518019.40908@alvestrand.no>
To: public-media-capture@w3.org
On 03/25/2013 06:45 PM, Martin Thomson wrote:
> On 25 March 2013 10:11, Dan Burnett <dburnett@voxeo.com> wrote:
>>> We have to decide if the optional constraints apply even if the
>>> mandatory ones can't be applied.  I have a separate proposal on that.
>> This is an interesting question.  I have always assumed (based on constraints historically being used for track selection) that failure to apply one or more mandatory constraints resulted in no application of constraints.
> We can't have that.  Assumptions that is.  I believe that the correct
> approach is to treat the entire block of constraints (mandatory +
> optional++) as a single block with a shared fate.  If we have optional
> constraints.
>
I agree with Dan's assumption (if a mandatory constraint fails, the 
state of constraints is not modified at all), and agree with Martin that 
this needs to be explicit in the document.
Received on Tuesday, 26 March 2013 11:02:16 UTC

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