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John Rostron

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Posts posted by John Rostron

  1. The direct answer to your question is no. Raw files cannot be modified, and Affinity Photo does not save a sidecar file recording the changes applied during development.

    However, raw files are typically 12-bit. If you develop them they become 16-bit files by default unless you tell Photo otherwise (in the Document > Convert Format dialogue). If you then save the developed image as an .afphoto file or export to a 16-bit tiff, then you will retain the quality you are after. So, when you come back, if you load the .afphoto file, it will be as as it was when you saved it.

    John

  2. You need to selact all the layers you want before applying the Live Stack Group. Having done that, select the mode you would like (mean  median etc), then you can merge the group.

    An alternative workaround is to set the visibility for each layer before merging.

     For a stack of (say)  ten layers:

    1. Set the visibility of the ninth (second from the bottom) layer to 50% (1/2),
    2. Set the visibility of the eight layer to 33%  (1/3).
    3. Set the visibility of the seventh layer to 25% (1/4).
    4. Continue like this till you get to the top, then
    5. Set the visibility of the top layer to 11% (1/9).

    A merge visible will now give you the mean of each layer.

    John

  3. I have been having a similar problem. I created an A4 threefold flyer in Serif Page Plus, but needed to revise it. I exported from PP to pdf and then opened this pdf in Affinity Publisher 1.9.1.  I made my amendments and exported as pdf and sent it off to the printer. To my horror, all the images (a map and several photos) were all blurry. I discovered that the default resolution for rasterising images when exporting from publisher is 72ppi. Changing this to 300 on export generated sufficiently sharp images. I now have to get these printed again.

    The document setup gives the document resolution as 300ppi. Why does Publisher export with a default rasterisation of 72ppi? Can I  change this?

    The olriginal PP document exported a pdf with adequately sharp images. I note that it did not give me any ppi option for rasterising.

    John

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