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  1. adon

    PNG does not preserve scanned image dpi resolution?

    pixl8r, I do know that PNG can store resolution information. It is Adobe's fault for not making use of it. At least that is what I gather from Usenet postings. As far as file formats go, PNG is a loss-less format that compresses better than TIFF w/ LZW, in general. That's why I was using...
  2. adon

    PNG does not preserve scanned image dpi resolution?

    Thanks for your reply. I subsequently scanned Usenet archives and found out that PS ignores this annotation for PNG, unfortunately. I do think that the resolution data makes a difference when transferring the image to print media. I'd like to store how large the original image is, for when I...
  3. adon

    PNG does not preserve scanned image dpi resolution?

    I've just started scanning pictures using PhotoShop and TWAIN. I've been saving to PNG format. I noticed that Photoshop6 does not preserve the dpi resolution of the scan. However, JPG does preserve the dpi resolution. Is this PNG's fault or Photoshop's? thanks!

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