I'm sure my brother would be delighted to know how to turn on RAW on his Optio MX ...
Any clue yet ? On Apr 12, 2005 11:09 AM, Jan van Wijk <[EMAIL PROTECTED]> wrote: > On Tue, 12 Apr 2005 02:09:13 -0400 (EDT), John Francis wrote: > > >Shel Belinkoff mused: > >> > >> http://tinyurl.com/52kr9 > >> > >> http://www.adobeforums.com/cgi-bin/[EMAIL PROTECTED]@.3bb6a85c.3bb91 > >> 9d8/0 > >> > >> Just read this thread on the Adobe Camera Raw forum. It looks like there's > >> a method of getting usable RAW files from the Optio (and other brands of > >> similar cameras). Might be interesting reading for some of the folks here, > >> and maybe the more technically minded can comment. > > > >It's kind of hard to understand what the original poster is saying. > > > >In any case, I assume there must be at least one other Pentax camera > >besides the D and DS that can produce RAW files - the list of Pentax > >tags in ExifTool includes some tags and/or values new to me. > > It is not a HOAX. > > I have tested the procedure whith my OPTIO S4 long ago ... > > The procedure (see details listed below) uses an undocumented > (or hidden :-) menu on the Optio that is for service purposes. > > You activate it by power-up and holding down the 'menu' > and 'delete' buttons while doing that. > > That will get you to the special menu with at least 10 items. > A few items are DESTRUCTIVE in the sense that they will > reset lots of things, requiring a reload of the firmware! > > Anyway, there is a 'BAYER MODE' option in there that > will switch the camera to a mode where the output files > are not processed (RAW). > > All pictures taken after that will be in this 'RAW' mode > until you power off the camera if I recall correctly. > (there is no easy way to toggle between JPG and RAW) > > I don't think there was (and is ?) any RAW converter > that supports the OPTIO though ... > > Regards, JvW > > +++++++++++ OPTIO hidden menu details ++++++++++ > > Using RAW mode from the Optio-S4 > > Note JvW: > > Works on my S4 too, files are 6114240 bytes, name like 0297IMGP.RAW > Number is same as 'next' JPG would be. The next JPG will use this > same number, but with a different format like: IMGP0297.JPG > > RAW converter will be possible, but not very usefull since all > camera-info (like white-balance) seems to be missing > > +++++++++++++++++ > > Using the secret menu > > ok on my s4 when i start it up i hold down the "menu" button > and the "flash/trashcan" button and then press the on button > after i do that then a screen will pop up saying > > ++ KB359 ++ > > PR:03. 08. 29. 17. 57 > LD1. 45 > MI: 17 > > then on the 4-way rocker button i press "--->, ---->, menu" > and then i list menu will pop up > > go down to "6: bayer mode" press enter (down on middle of rocker) > and then it will say bayer mode-----on---off press "right" on the > rocker button to turn it on then i press "menu" twice to back out > and the camera will start up normal > > when you take a picture it will save the bayer image until you shut > it off then it will restart > > +++++++++++++++++ > > RAW format specification for Optio-S4: > > I've figured out the order of the red, green and blue sensors on the > Optio S4 CCD. It is none other than the classic Bayer pattern. > Odd rows: red, green, red, green, etc. > Even Rows: green, blue, green, blue, etc. > > Guess I should have known that in the first place, especialy since it > says "Bayer mode" in big fat letters in the secret menu... > So to sum things up: > > The S4 RAW file is a simple 3520 by 1737 matrix, with the last 34 bytes > of each line unused and set to zero. > > The remaining 3486 bytes are actually 2324 12 bit values corresponding > to each sensor, the colors of which are distributed following the normal > bayer pattern. There are no headers or footers in the file. > > +++++++++++++++++ > > > ------------------------------------------------------------------ > Jan van Wijk; http://www.dfsee.com/gallery > > -- ---------------------- Thibouille ---------------------- Z1,SuperA,KX,MX,P30t and KR-10x ...
