Re: False negatives with compare?

da.mihi.sis.bubulae.frustrum.assae.solana.tuberosa.in.modo.gallico.fricta.ac.quassum.lactatum.coagulatum.crassum@imagemagick.org Wed, 30 Dec 2009 07:07:18 -0800

Newsgroups	gmane.comp.video.image-magick.user
Message-ID	<[email protected]>

> but as far as I can tell both images are identical.

One has an alpha channel, the other does not:

  -> compare +matte -metric rmse external.png  external-crushed.png null:
  0 (0)

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