resolution preferences??

David Samblas Martinez dsamblas at yahoo.es
Fri Jun 6 09:54:34 CEST 2008


Carsten, 
What app/situation you have in mind when you affirm than nobody can detect a the difference at half resolution?
I have in mind a web browser a half resolution means double the scroll bars, I have in mind a pdf doc viewer, half resolution means I have to zoom in  more the document to be readable, also a let you more useful surface to develop any app(more buttons, menu items)

I'm wrong with all that thoughts?


--- El vie, 6/6/08, Carsten Haitzler <raster at openmoko.org> escribió:

> De: Carsten Haitzler <raster at openmoko.org>
> Asunto: Re: resolution preferences??
> Para: "List for Openmoko community discussion" <community at lists.openmoko.org>
> CC: "Steven Milburn" <steven.milburn at gmail.com>
> Fecha: viernes, 6 junio, 2008 7:39
> On Fri, 6 Jun 2008 00:02:14 -0400 "Steven Milburn"
> <steven.milburn at gmail.com>
> babbled:
> 
> > This question is probably just because I misunderstood
> something you said
> > before, but I'll ask anyway :)
> > 
> > If it is acceptable to use QVGA, couldn't that
> basically be done without any
> > hardware changes?  I believe I remember you saying the
> glamo does scaling,
> > so couldn't you let SW treat the display as qvga,
> and just have the glamo
> > scale it up?
> > 
> > Or, is the question more about having qvga instead of
> the glamo (which
> > leaves you back with the SDIO interface shortage)?
> 
> we can just drive the vga screen at qvga. no need for
> scaling - just change the
> output at the lcd controller level. but it is a waste to
> pay for a vga screen
> when we won't use it. also it does look
> "blocky". it isn't about glamo or not -
> it's separate to glamo entirely. simply - how important
> is a vga screen...
> really? how many people out there can really see the
> difference? be really
> honest. stop thinking "my specs are bigger than your
> specs". scan u REALLY see
> all the pixels on a vga screen of that size. i bet to most
> people its all a
> blur - a qvga screen looks identical to them. only to a
> minority who have very
> good eyesight does it really make a difference, but this is
> just my "bet". i'm
> asking the question - and hoping for real honest answers.
> 
> > --Steve
> > 
> > On Thu, Jun 5, 2008 at 10:42 PM, The Rasterman Carsten
> Haitzler <
> > raster at openmoko.org> wrote:
> > 
> > > On Thu, 05 Jun 2008 11:50:43 +0200 Marc Bantle
> <openmoko at rcie.de> babbled:
> > >
> > >
> > > > > quick question - would you prefer a
> qvga lcd (save a bit of cost) since
> > > we'e
> > > > > going to need to software-drive all
> graphics - the fewer pixels you
> > > have to
> > > > > fill, the better for speed. i'm
> really tossing up if the speed of qvga
> > > is
> > > > > worth the loss of resolution. i'm
> just not sure.
> > > > >
> > > > >
> > > > Would that be 320x240 (QVGA [1]) or 480x320?
> > >
> > > qvga is 320x240. wqvga... that's a whole
> world of resolutions (400x240,
> > > 432x240, 480x272, 480x320). :)
> > >
> > > > I think the latter would be acceptable in
> terms of usability.
> > > > OTOH it would also
> > >
> > > but it's not a drop-in replacement as its
> widescreen. we c ould go for 2.8"
> > > vga
> > > or 2.8" qvga. drop-in replacement. anything
> else mans new case/design etc.
> > > etc.
> > >
> > > also remember just getting supply of a screen is
> hard. you also need it at
> > > a
> > > decent physical size.
> > >
> > > i'm asking the question if going down to a
> (relatively) low resolution
> > > screen
> > > would be an ok compromise.
> > >
> > > > - create extra maintenance cost for system
> and app themes
> > >
> > > one way or another we will need to be able to do
> multiple resolutions in
> > > the
> > > long-run.
> > >
> > > > - narrow on-screen information for people
> with good eye-sight
> > > > (granny won't be affected ;-)
> > > >
> > > > Sofar I haven't suffered from lacking
> graphic speed on my
> > > > GTA01. It seemed that waiting for UI
> feedback was mainly
> > > > cause by other background processes (e.g.
> SD-read or such)
> > > > My interest are standard smartphone and geo
> apps and for
> > > > those I'd rather go for resolution.
> > >
> > > again - it depends what you want to do. :) gta01
> actually performance
> > > better in
> > > many ways graphically :)
> > >
> > > --
> > > Carsten Haitzler (The Rasterman)
> <raster at openmoko.org>
> > >
> > > _______________________________________________
> > > Openmoko community mailing list
> > > community at lists.openmoko.org
> > >
> http://lists.openmoko.org/mailman/listinfo/community
> > >
> > 
> 
> 
> -- 
> Carsten Haitzler (The Rasterman)
> <raster at openmoko.org>
> 
> _______________________________________________
> Openmoko community mailing list
> community at lists.openmoko.org
> http://lists.openmoko.org/mailman/listinfo/community


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