Hi, On Thursday 29 December 2011 06:52:55 HeungJun, Kim wrote: > On Wednesday, December 28, 2011 10:57 PM Laurent Pinchart wrote: > > On Wednesday 28 December 2011 07:23:47 HeungJun, Kim wrote: > > > It adds the new CID for setting White Balance Preset. This CID is > > > provided > > > > I suppose you mean wide dynamic range here. > > Right, it's my miss. > > > > as button type. This can commands only if the camera turn on/off this > > > function. > > > > Shouldn't it be a boolean ? A button can only be activated, for one-shot > > auto- focus for instance. > > Any type can be possible, and fine to me. But, it depends on the whole > hardware architecture. The WDR is proceeded and used only in the ISP or > another engine processing image. And, the cases I've seen ever, are just > one - The ISP exists in the sensor. > > In M-5MOLS use-case, the ISP is in the M-5MOLS sensor. To the position of > developer, > it's just ok to turn on/off for using this. But, in the other architecture > it might be need more. You can't turn a button control on or off. A button control can only be activated, it has no state. On/off controls are boolean controls. > But, I anticipate if the other architecture use this function, probably > any other setting seems be not needed any more. The photographer just says, > "turn on the WDR!", not says "adjust parm 1, 2, 3, and turn on WDR!". :) > > So, IMHO, I think the any other setting is not needed more for now. -- Regards, Laurent Pinchart -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html