Archived posting to the Leica Users Group, 2010/12/21
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]It's because techies have an inherent interest in making things as complex as possible. Makes it more fun, and makes it less likely that mere mortals will see through the hoax. Nathan Wajsman Alicante, Spain http://www.frozenlight.eu http://www.greatpix.eu http://www.nathanfoto.com PICTURE OF THE WEEK: http://www.fotocycle.dk/paws Blog: http://www.fotocycle.dk/blog YNWA On Dec 22, 2010, at 8:04 AM, Richard Man wrote: > We have a standing joke of "Small Matter of Programming." :-) > > How difficult can it be, just some algorithms and data structures :-) > > On Tue, Dec 21, 2010 at 10:58 PM, Geoff Hopkinson <hopsternew at > gmail.com>wrote: > >> Hmm, in military aviation sytems integrations.we had a standing joke (from >> a >> "technical expert") that 'it's just a bit of sheet metal work and a simple >> software change". It never is of course. >> The point I was making since Richard talked about other 24x36 CMOS sensors >> is that both the M9 sensor and the required firmware are unique. >> Leica Camera and Jenoptik might disagree with you that the firmware >> differences are trivial. Or offer you a job. There's some millions of euro >> in it. >> Cheers >> Geoff >> http://www.pbase.com/hoppyman >> >> >> On 22 December 2010 16:40, Frank Filippone <red735i at earthlink.net> >> wrote: >> >>> I was in the Semiconductor Industry...... Usually , the technology used >> to >>> make a product rarely effects the way the device is used (SW) from the >>> outside of the device.... Sure, there are some different "rules" or ways >>> of >>> making it work, but in general, the function and purpose and end goal >>> determines the SW, not the technology..... >>> >>> "Trivial" is pretty relative.... >>> >>> The purpose of the SW is to take the data presented by the sensor output >>> and >>> format it to the memory location called the SDHC Card. In the process, >> the >>> data may be filtered in different ways, JPEG'd ( which in itself is a >>> special filter), or maybe transformed to another color or spatial system >> or >>> a combination of any or all of these. >>> >>> Whether you use a CCD or a CMOS Image sensor, the process is the same. >>> Implementation is different, but that is both the trivial ( difference) >>> part >>> as well as the "Secret Ingredients" part. I personally think Nikon has >>> done a superb job with their "secret ingredients" in high ISO >> performance. >>> >>> Geoff,,,,, in your response, you actually agree with what I am saying, in >>> the technical sense. More instructions to do more pixels is "trivial", >>> It >>> is really not different, just more of the same..... Using 2 processors >>> rather than one is also a pretty "trivial" exercise and totally >> independent >>> from the technology used to make the sensor.. >>> >>> " To provide a plain and neutral image, we do a lot of complex >>> compensation, >>> sensor corrections and lens vigentting corrections"... Would have been >>> needed whether they used a CCD or a CMOS sensor, just "different" >>> algorithms >>> or implementations.......to achieve the image goal. >>> >>> I do not want to make it sound like all of this is easy.... it certainly >> is >>> not. But don't go around thinking that because it is CCD or CMOS that >>> there is massively more work to write the SW ( Actually FW, but who is >>> going >>> to be fussy in a name). for one over the other. It is the same goal in >>> either case. It is just different. >>> >>> >>> Frank Filippone >>> Red735i at earthlink.net >>> >>> >>> Do you work in the industry with direct experience? >>> >>> I don't, but I know enough that it's not trivial change. >>> >>> >>> >>> >>> _______________________________________________ >>> Leica Users Group. >>> See http://leica-users.org/mailman/listinfo/lug for more information >>> >> >> _______________________________________________ >> Leica Users Group. >> See http://leica-users.org/mailman/listinfo/lug for more information >> > > > > -- > // richard <http://www.imagecraft.com/> > // icc blog: <http://imagecraft.com/blog/> > // photo blog: <http://www.5pmlight.com> > [ For technical support on ImageCraft products, please include all previous > replies in your msgs. ] > > _______________________________________________ > Leica Users Group. > See http://leica-users.org/mailman/listinfo/lug for more information >