- From: Greg Billock <gbillock@google.com>
- Date: Tue, 2 Oct 2012 13:42:13 -0700
- To: Jungkee Song <jungkee.song@samsung.com>
- Cc: FABLET Youenn <Youenn.Fablet@crf.canon.fr>, public-device-apis@w3.org, WebIntents <public-web-intents@w3.org>
On Mon, Oct 1, 2012 at 11:24 PM, Jungkee Song <jungkee.song@samsung.com> wrote: > Hi Youenn, > > Sorry for the belated reply. I am not sure you have kept track of the > discussion in the list, but recently there's been a long discussion about > how we better handle *multiple* objects in Web Intents data field and the > result callback. > > In the course of the discussion, Greg and I thought it would be more natural > to let the collection of media (images, video, etc.) be like a separate type > on its own [1]. That is, client-end and service-end expect some gallery-like > service differentiated from MIME type data exchange. > > I believe it is service provider's decision whether they use "MIME" type or > "http://intents.w3.org/type/media" type for a service depending on what they > want to provide. > > Please try the Pick Media Intent demo: > http://jungkees.github.com/media-intent/ Demo looks good, Jungkee! Just tried it out. Thanks for the link! > Please let me know if you have any feedback or further concerns about it. > > [1] http://lists.w3.org/Archives/Public/public-device-apis/2012Sep/0127.html > > Regards, > Jungkee > > >> -----Original Message----- >> From: FABLET Youenn [mailto:Youenn.Fablet@crf.canon.fr] >> Sent: Thursday, August 02, 2012 7:03 PM >> To: Jungkee Song >> Cc: public-device-apis@w3.org; 'WebIntents' >> Subject: RE: Pick Media Intent Review >> >> Hi Jungkee, >> >> Related to MIME type filtering, the HTML input@accept attribute is an >> interesting example. >> Developers can tell the file picker which types they are expecting through >> the accept attribute, with typical values such as audio/*, image/*... >> The user can override this hint and pick whatever file needed. >> But in most cases, that is helping to pick the right file faster. >> >> >> As of the difference between MIME vs. "http://...type/media" providers, I >> am still not sure to perfectly understand the difference. >> I would expect a "http://...type/media" pick provider to easily provide >> and be interested in providing "image/*" pick intent as well. >> It seems also natural to reuse the dictionary already defined in the 'Pick >> media' specification in both cases for instance. >> In the context of a 'save' file with MIME/type=image/jpeg provider, one >> may want to send some properties to the provider in addition to the raw >> data, like its filename if available. >> Sure, one could put these properties within the 'extras' dictionary, but >> it is straightforward to reuse the 'Pick Media' dictionary for that >> purpose. >> >> Regards, >> Youenn >> >> > -----Original Message----- >> > From: Jungkee Song [mailto:jungkee.song@samsung.com] >> > Sent: mercredi 1 août 2012 13:32 >> > To: FABLET Youenn >> > Cc: public-device-apis@w3.org; 'WebIntents' >> > Subject: RE: Pick Media Intent Review >> > >> > Hi Youenn, >> > >> > Please see inline. >> > >> > > Fewer choices, especially if relevant, seems nicer to the end-user. >> > > Defaulting rules may be easier to define for user-agents as well, like >> > > pick images on flickr, pick music on play. >> > > >> > > Also, it seems good design to enable provider or user agent to detect >> > > whether a media selected by a user matches the web intent client >> > > requirements, before actually sharing that data to the intent client. >> > > If a web intent client only processes mp3 and a user selects an ogg >> > > file (or worse, jpeg), the web intent provider may be able to warn the >> > > user before sharing the media. >> > >> > Upon the loosely coupled nature of Web Intents, we basically do not >> prefer to >> > put much constraints in the intent parameters. Rather, the service >> > implementation can provide flexible UI to allow users to conduct >> advanced >> > searching and data filtering, including the media type selection. For >> example, >> > users can choose "video/mpeg" as a search filter in the service UI. >> > (I did not consider *explicit intents* here, though.) >> > >> > > If not passed through the type parameter, which has its own semantics >> > > and constraints, that kind of information can fit in the extras >> dictionary. >> > > >> > > > > One straightforward option would be to use the MIME matching type >> > > > parameter filtering capacity. >> > > > > A user agent would be able to filter the number of potential >> > > > > pickers based >> > > > on that parameter. >> > > > >> > > > I think MIME does not give enough information to distinguish the PMI >> > > services >> > > > from other intent services. >> > > >> > > Can you elaborate on that? >> > >> > Using the Pick Media Intent services, users would expect to pick some >> useful >> > metadata along with the media resource. With the services registered >> with the >> > type, "http://intents.w3.org/type/media", users can be aware of the >> possible >> > such services among various media services. >> > >> > Regards, >> > Jungkee >> > >> > Jungkee Song >> > Samsung Electronics > >
Received on Tuesday, 2 October 2012 20:42:41 UTC