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Scanneg

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Posts posted by Scanneg

  1. 1 minute ago, walt.farrell said:

    I understand. But those posts point out why simply Inverting to get a positive won't work, and why using specialized scanning software helps. I posted them as they provide pointers on the kind of work you will need to do to get good color rendition from your color negatives.

    Thank you, I do understand, and it was not my purpose to appear ungrateful. I also discovered that the very easy combination of Invert + Autolayers product a decent starting point for further optimisation as long as the imported picture is a pixel layer.

  2. 7 hours ago, R C-R said:

    If your scanning software does not provide a way to do that directly, I think one of two methods in AP should do it, depending on if the file is RAW or not:

    If RAW, in the Develop persona Tones panel you could create an inverse Curve like this:

    143108166_invertcurve.jpg.ae39406ce37bf0a1e6abf81c26a3a0e9.jpg

    This should allow you to make other adjustments in that Persona on the positive version before developing it.

    Otherwise, with either RAW or other image formats like JPEG, in the Photo persona the Layer > Invert menu item should do it.

    I have tried this approach, but the colours becomes "flat", although correct. After experimenting today I have discovered that Invert (command I) followed by the application of the Levels tool to adjust the black level and the white level of each color separately to match the histogram will produce an image of a quality that suffices for further manipulation.

  3. 4 hours ago, walt.farrell said:

     

    I acquire the negatives on a full format camera as RAW or JPEG files using a macro lens and an adapter holding the negatives. Given a good resolution image sensor, the quality of such "scans" is very good, and the time to scan is negligible compared to normal (flatbed or drum) scanning. The use of the camera as a scanner is why suggestions to use the options in typical high end scanner software does not help me.

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