some CSI vibes there. Anyone know a Java or Scala image processing library to quickly do the perspective alignment / equalisation of the markers?
@jayrope I want to be able to undo slight camera movements over time (weeks, months), so I'm taking the four cross-hairs as fixed, and to be used for post processing, in order to be able to crop the same portion of the photo now in four months.
CSI = crime scene investigators
btw, "traditional" calibration markers always remind me of *these* others markers...I was stunned when I learnt they even exist:
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