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While theoretically possible, there is, to my knowledge, no existing software to do that; probably because there is little need for such an operation. If you have a specific need to do this, you'll have to write your own program. You can look into the DCRaw source code to read RAW files, you'll have to implement the writing yourself. One application i know ...


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I need to adjust the monochromatic luminance values of pixels, and save to RAW again. And then open in a "RAW processing software This is (basically) equivalent to making an adjustment to exposure in post processing in any RAW processing system. You do not need to save and exit and reload to do that - it can all be done in one go. Darktable (a free ...


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As user Please Read My Profile demonstrates in his answer to What does an unprocessed RAW file look like?, DCRaw and many of the raw conversion applications which draw upon DCRaw under their hoods are capable of doing what you desire in terms of converting linear sensor output to a viewable monochrome image without demosaicing. With some raw processors that ...


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The RAW data is the RAW data. You do not save changes to the raw file. I.E. You can not alter the data within the RAW file/container itself. If you use software to edit the RAW data you then save those edits to another file format such as JPEG or TIFF, the RAW file/container itself is not changed. I do not know if there is any software that will read a RAW ...


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RAW files are supposed to be edited and color corrected, that's their purpose - it is a digital negative (dng). When you make it positive you have control on how it becomes positive image that we see. The 'transfer' happens from dng/RAW to jpg not the other way round. Changes to raw files are non-destructive. Here are the things I did in your dng files to ...


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