Am Dienstag, 15. Juli 2014, 10:24:12 schrieb David Vincent-Jones: [...]
> Some early tests using jpg output did confirm that the dynamic range, using > the DR% settings, is greatly improved .... my question was, how can I > utilize this while shooting raw? > > Yesterday I made a test, photographing a test card with the camera fixed on > a tripod, I photographed the card with aperture priority setting with the > camera retaining both raw+jpg. I made 3 exposures as follows: > 1.) ISO.200 @ DR.100%, 2.) [email protected]% and 3.)[email protected]% > > The files were opened in dt and the 3 jpgs looked identical with all of the > histograms totally matching. > The 3 raw files were opened and striped of all processing except the > demosaic, the higher ISO images all indicated underexposure and when I > added 1 EV to the ISO.400, and 2 EV to the ISO 800 all of the raw images > were also identical in all histogram bands. > > It appears that when using the DR settings, all that Fuji is doing is > underexposing by 1 or 2 EV in order to 'protect' any highlights and then > 'overdevelop' (or expand the range) accordingly. Isn't that what all the other manufacturers have been doing for years? I remember that my old Canon 40D had some highlight protection stuff that was basically the same. Of course all of that only applies to the JPEGs (at least for camera manufacturers with half a brain) so when you shoot raw it doesn't affect you. [...] > David Tobias
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