Re: Call for Consensus (CfC) on Issue 17 of "Region Capture"

CropTarget production should be asynchronous.

On Tue, Jul 12, 2022 at 5:30 PM Bernard Aboba <Bernard.Aboba@microsoft.com>
wrote:

> CropTarget production should be asynchronous.
>
> We have an asynchronous implementation of CropTarget, but no running code
> to demonstrate synchronous CropTarget production.
>
> Having authored several synchronous APIs that subsequently were found to
> have asynchronous failure modes, I no longer feel confident in predicting
> that a synchronous API cannot fail for asynchronous reasons -
> implementation experience is required.
>
>
> ============
>
> This is a Call for Consensus (CfC) on Issue 17 of "Region Capture".
>
> Section 6.2 of the "Region Capture" specification contains a Note:
>
> [image: image.png]
>
> Issue 17 of "Region Capture" is available here:
> What makes CropTarget special to require an asynchronous creation? · Issue
> #17 · w3c/mediacapture-region · GitHub
> <https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgithub.com%2Fw3c%2Fmediacapture-region%2Fissues%2F17&data=05%7C01%7Cbernard.aboba%40microsoft.com%7Ca0debfb09dc04b9db28008da638074c7%7C72f988bf86f141af91ab2d7cd011db47%7C0%7C0%7C637931700636254791%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=DTIs8AGy%2FZFq9L%2FYZqxdrqaQWamKn1PCNHf3DZJC79U%3D&reserved=0>
>
> The Discussion of Issue 17 at the June 23 Virtual Interim is available
> here:
> WEBRTCWG-2022-06-23 - Google Slides
> <https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdocs.google.com%2Fpresentation%2Fd%2F1-SgzfMAeVG3u5vErJncC7OKDTGNDzSOMg_78LP8SULk%2Fedit%23slide%3Did.g131149eddb2_0_0&data=05%7C01%7Cbernard.aboba%40microsoft.com%7Ca0debfb09dc04b9db28008da638074c7%7C72f988bf86f141af91ab2d7cd011db47%7C0%7C0%7C637931700636254791%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=bwP8e5ygfjVbJUWDgAPQV7QkQ1ZqlnwY88QtxPbNHCI%3D&reserved=0>
>
> Minutes of the June 23 Virtual Interim are here:
> https://www.w3.org/2022/06/23-webrtc-minutes.html
> <https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.w3.org%2F2022%2F06%2F23-webrtc-minutes.html&data=05%7C01%7Cbernard.aboba%40microsoft.com%7Ca0debfb09dc04b9db28008da638074c7%7C72f988bf86f141af91ab2d7cd011db47%7C0%7C0%7C637931700636254791%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&sdata=fDILaC1G%2BdTEWr2XK7pq47OPVYfWKbSTumg9qL7GtUM%3D&reserved=0>
>
>
> In replying to this CfC, respondents should indicate one of the following:
>
> * CropTarget production should be synchronous.
> * CropTarget production should be asynchronous.
>
> The CfC will last until July 25, 2022 at midnight Pacific Time.
>
> Bernard
> For the Chairs
>
>
>