W3C home > Mailing lists > Public > public-media-capture@w3.org > December 2015

Re: Capture-fromelement: Strength of reference to canvas?

From: Silvia Pfeiffer <silviapfeiffer1@gmail.com>
Date: Tue, 1 Dec 2015 14:30:45 +1100
Message-ID: <CAHp8n2kt5_scAQgHQFyFgR2WUGOXKkTaMP2Qu_qNo8o9voPgdA@mail.gmail.com>
To: Harald Alvestrand <harald@alvestrand.no>
Cc: public-media-capture@w3.org
Turn it into an image would be nice. Then you see where it stopped. In our
experience with screen sharing, when it stops and turns into black, that's
very annoying and you'd much rather have it capture the last image. So I'm
advocating for the same behaviour here.

Best Regards,
Silvia.
On 1 Dec 2015 8:51 am, "Harald Alvestrand" <harald@alvestrand.no> wrote:

> A question that came up while implementing capture from Canvas:
>
> Is the reference from the capturing track to the Canvas a strong
> reference or a weak reference?
>
> If it's a strong reference, and all other references to the canvas are
> lost, we can assume that the picture will become a still picture.
>
> If it's a weak reference, and the canvas is garbage collected, we would
> have to assume (and the track should say) that the track ends.
>
> Which do we want?
>
> (I also filed this question as
> https://github.com/w3c/mediacapture-fromelement/issues/17)
>
> Harald
>
> --
> Surveillance is pervasive. Go Dark.
>
>
>
Received on Tuesday, 1 December 2015 03:31:16 UTC

This archive was generated by hypermail 2.3.1 : Tuesday, 1 December 2015 03:31:17 UTC