About DPI, digital imaging (and Repper)

08:46 in Tutorial by Studio Ludens

Every so often we get a message from a customer asking us how to save patterns in Repper Pro at a higher DPI than 72.

The short answer is: you can’t.
The relevant answer is: DPI does not affect image quality, it is just some metadata in an image file. All that matters are these two things:

  • 1) the resolution of your file (= the amount of pixels)
  • 2) compression quality (in case of JPEG)

Read on for the long but satisfying answer that includes info about what DPI really is, how it relates to digital images, to what extend it matters and how to change the DPI of an image (if you really need to).
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