Re: [RFC] White Balance control for digital camera

2009-04-14 Thread Dongsoo, Nathaniel Kim
Thank you Hans. I'll see how to use V4L2_CTRL_FLAG_UPDATE and _INACTIVE. Cheers, Nate On Wed, Apr 15, 2009 at 3:24 PM, Hans Verkuil wrote: > On Wednesday 15 April 2009 08:10:58 Dongsoo, Nathaniel Kim wrote: >> Hello Hans, >> >> On Tue, Apr 14, 2009 at 11:50 PM, Hans Verkuil wrote: >> > On Tues

Re: [RFC] White Balance control for digital camera

2009-04-14 Thread Hans Verkuil
On Wednesday 15 April 2009 08:10:58 Dongsoo, Nathaniel Kim wrote: > Hello Hans, > > On Tue, Apr 14, 2009 at 11:50 PM, Hans Verkuil wrote: > > On Tuesday 14 April 2009 13:54:02 Mauro Carvalho Chehab wrote: > >> On Fri, 10 Apr 2009 06:50:32 +0900 > >> > >> "Dongsoo, Nathaniel Kim" wrote: > >> > Hel

Re: [RFC] White Balance control for digital camera

2009-04-14 Thread Dongsoo, Nathaniel Kim
Hello Hans, On Tue, Apr 14, 2009 at 11:50 PM, Hans Verkuil wrote: > On Tuesday 14 April 2009 13:54:02 Mauro Carvalho Chehab wrote: >> On Fri, 10 Apr 2009 06:50:32 +0900 >> >> "Dongsoo, Nathaniel Kim" wrote: >> > Hello everyone, >> > >> > I'm posting this RFC one more time because it seems to eve

Re: [RFC] White Balance control for digital camera

2009-04-14 Thread Dongsoo, Nathaniel Kim
Hi Mauro, First of all, thank you for your opinion. I think it is not that impossible to go like (B), but there should be several inconveniences using white balance presets that way. No way to query for supported presets from driver, and no way to handle unsupported presets even though driver supp

Re: [RFC] White Balance control for digital camera

2009-04-14 Thread Laurent Pinchart
Hi Hans, On Tuesday 14 April 2009 16:50:59 Hans Verkuil wrote: > On Tuesday 14 April 2009 13:54:02 Mauro Carvalho Chehab wrote: > > On Fri, 10 Apr 2009 06:50:32 +0900 > > > > "Dongsoo, Nathaniel Kim" wrote: > > > Hello everyone, > > > > > > I'm posting this RFC one more time because it seems to e

Re: [RFC] White Balance control for digital camera

2009-04-14 Thread Hans Verkuil
On Tuesday 14 April 2009 13:54:02 Mauro Carvalho Chehab wrote: > On Fri, 10 Apr 2009 06:50:32 +0900 > > "Dongsoo, Nathaniel Kim" wrote: > > Hello everyone, > > > > I'm posting this RFC one more time because it seems to everyone has > > been forgot this, and I'll be appreciated if any of you who is

Re: [RFC] White Balance control for digital camera

2009-04-14 Thread Mauro Carvalho Chehab
On Fri, 10 Apr 2009 06:50:32 +0900 "Dongsoo, Nathaniel Kim" wrote: > Hello everyone, > > I'm posting this RFC one more time because it seems to everyone has > been forgot this, and I'll be appreciated if any of you who is reading > this mailing list give me comment. > > I'm adding some choices

Re: [RFC] White Balance control for digital camera

2009-04-10 Thread Dongsoo, Nathaniel Kim
Hi, I think the answer for this issue is quite clear. We already have queryctrl and querymenu API to check supported CIDs. That means application or middleware which handles camera device should check first CIDs supported by the device they handle. I hope this could be the answer for your concern.

Re: [RFC] White Balance control for digital camera

2009-04-10 Thread Theodore Kilgore
On Sat, 11 Apr 2009, Dongsoo, Nathaniel Kim wrote: Hello again, I forgot to give you reference about the range of color temperature to handle white balance as preset. Here is the wikipedia reference, I wish I could find better one but by now it seems to be no problem. http://en.wikipedia.org

Re: [RFC] White Balance control for digital camera

2009-04-10 Thread Theodore Kilgore
On Sat, 11 Apr 2009, Dongsoo, Nathaniel Kim wrote: On Sat, Apr 11, 2009 at 2:39 AM, Theodore Kilgore wrote: On Fri, 10 Apr 2009, Dongsoo, Nathaniel Kim wrote: Hello everyone, I'm posting this RFC one more time because it seems to everyone has been forgot this, and I'll be appreciated if

Re: [RFC] White Balance control for digital camera

2009-04-10 Thread Dongsoo, Nathaniel Kim
Hello again, I forgot to give you reference about the range of color temperature to handle white balance as preset. Here is the wikipedia reference, I wish I could find better one but by now it seems to be no problem. http://en.wikipedia.org/wiki/Color_temperature#Categorizing_different_lighting

Re: [RFC] White Balance control for digital camera

2009-04-10 Thread Dongsoo, Nathaniel Kim
On Sat, Apr 11, 2009 at 2:39 AM, Theodore Kilgore wrote: > > > On Fri, 10 Apr 2009, Dongsoo, Nathaniel Kim wrote: > >> Hello everyone, >> >> I'm posting this RFC one more time because it seems to everyone has >> been forgot this, and I'll be appreciated if any of you who is reading >> this mailing

Re: [RFC] White Balance control for digital camera

2009-04-10 Thread Theodore Kilgore
On Fri, 10 Apr 2009, Dongsoo, Nathaniel Kim wrote: Hello everyone, I'm posting this RFC one more time because it seems to everyone has been forgot this, and I'll be appreciated if any of you who is reading this mailing list give me comment. I don't know much about the topic, and I wish I di

[RFC] White Balance control for digital camera

2009-04-09 Thread Dongsoo, Nathaniel Kim
Hello everyone, I'm posting this RFC one more time because it seems to everyone has been forgot this, and I'll be appreciated if any of you who is reading this mailing list give me comment. I'm adding some choices for you to make it easier. (even the option for that this is a pointless discussion