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Official response needed: ExpertRAW app is not creating real raw files (should be called ExpertJPG)

(Topic created: 04-04-2022 04:12 AM)
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userqv8x0lp3Oz
Cosmic Ray
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Galaxy S22

It seems ExpertRAW is just putting a JPG file into an DNG container.  

I am comparing the dng files from ExpertRAW and the regular standard photo app. Samples are taken with the exact same settings.  

ExpertRAW Dngs have: 
- zero highlight recovery, reducing exposure and highlight settings makes it dull (that's how a jpg would behave, not a raw file)
- zero shadow recovery potential (unlike a real raw file)
- heavy JPG like artifacts and color tear-offs in dark areas of the image without any editing but maybe raising the shadows a little (not possible in real RAW)
over sharpened details (sharpening should be done in raw processing not before), but this has become the least of the problems for now

Those are very fundamental functions of a RAW file to adjust shadows and highlights. And it does work fine with the DNGs created with the regular app with the same exposure settings. Samples compare stock DNG vs Expert"DNG".

 

Stock App DNG left / Expert "DNG" right: Exposure and Highlights brought down a little, real DNG begins to show more details, fake DNG just gets dull like a jpg would, on neutral settings both looked similar

normal dng vs expert dng (no highlight recovery, full image).jpg

Expert "DNG" left / Stock App DNG right : minimal raise in the shadows showing jpg like compression artifacts in the fake DNG in dark areas 

expert dng vs normal dng (compressedetails in dark areas, 66% zoom).jpg

Stock App DNG left / Expert "DNG" right: same photo as a whole with noticeable detail loss

 

normal vs expert (detail loss in dark areas full image).jpg

right-side over sharpening of ExpertRAW (1:1)

normal dng vs expert dng oversharpened on 1-1).png

Expert "DNG" left / Stock App DNG right: color tear-offs like a jpg, no detail in shadows

expert dng vs normal dng (no shadow recvovery, full image).jpg

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userAQit57a58C
Constellation
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Galaxy S22

userAQit57a58C_0-1655559342322.png

When I try to import a DNG into DXO Pure RAW