- From: fantasai <fantasai.lists@inkedblade.net>
- Date: Fri, 16 Nov 2012 14:14:22 -0800
- To: Frederick.Hirsch@nokia.com
- CC: public-device-apis@w3.org, timeless <timeless@gmail.com>, Ian Hickson <ian@hixie.ch>, whatwg@lists.whatwg.org
On 11/16/2012 07:38 AM, Frederick.Hirsch@nokia.com wrote: > fantasai > > Is the WG response (see below) to your Last Call issue (LC-2642) [1] > on HTML Media Capture [2] regarding clarification of accept and capture > [attributes of <input>] sufficient for us to close the issue? If timeless and/or hixie are happy with it, I am satisfied. > A rough summary is that > > 1. Accept indicates what is to be captured (e.g. image/*) and Capture > indicates the source type, there can be more than one source type > for a given 'what' Other than filesystem vs. live (which could be satisfied by a boolean), I don't see how the values of 'capture' are adding any information beyond what can (and should) be provided by 'accept'. > 2. Conflict is avoided by precedence rule in the specification that > the accept attribute takes precedence over the capture attribute This is fair. I still don't see why you are duplicating the type information, though. As a general design principle, it's better to make it impossible for the user/author to provide invalid combinations than to provide error handling for it. Btw, thank you for your careful tracking of issues: I appreciate your meticulousness in addressing them. ~fantasai > [1] https://www.w3.org/2006/02/lc-comments-tracker/43696/WD-html-media-capture-20120712/2642 > representing > - http://lists.w3.org/Archives/Public/public-device-apis/2012Jul/0046.html > - http://lists.w3.org/Archives/Public/public-device-apis/2012Jul/0047.html > - http://lists.w3.org/Archives/Public/public-device-apis/2012Jul/0048.html > - http://lists.w3.org/Archives/Public/public-device-apis/2012Jul/0049.html > - http://lists.w3.org/Archives/Public/public-device-apis/2012Jul/0059.html > - http://lists.w3.org/Archives/Public/public-device-apis/2012Jul/0060.html > - http://lists.w3.org/Archives/Public/public-device-apis/2012Jul/0064.html > > [2] http://dev.w3.org/2009/dap/camera/ (revised editors draft) > >> fantasai wrote: >>> Hi! >>> I was wondering, how is 'capture' different from 'accept'? It seems to me the >>> following are equivalent: >>> >>> capture accept >>> ---------------------- >>> camera image/* >>> camcorder video/* >>> microphone audio/* >>> filesystem */* >>> >>> ~fantasai >> >> >> Working Group Resolution (LC-2642): >> No changes to the specification are needed, please see >> http://www.w3.org/mid/50127EC5.2080705@opera.com >> >> [[ >> >>> Not only would this avoid duplication, it also avoids conflicts like >>> >>> <input capture=microphone accept='image/*'> >> >> I believe the spec does address this: >> >> "The HTMLInputElement interface's accept attribute takes precedence over >> the capture attribute. That is, if the accept attribute's value is set >> to a MIME type that is not accepted in a defined capture state, the user >> agent must act as if there was no capture attribute." >> >> ]] >> >> ----
Received on Friday, 16 November 2012 22:14:54 UTC