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psnr

Arguments:

• [reference],_max_value>0

Description:

Return PSNR (Peak Signal-to-Noise Ratio) between selected images and specified reference image.

This command does not modify the images. It returns a value or a list of values in the status.

Default values:

max_value=255.

G'MIC is an open-source software distributed under the CeCILL free software licenses (LGPL-like and/or
GPL-compatible). Copyrights (C) Since July 2008, David Tschumperlé - GREYC UMR CNRS 6072, Image Team.