G'MIC - GREYC's Magic for Image Computing: A Full-Featured Open-Source Framework for Image Processing
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A Full-Featured Open-Source Framework for Image Processing

Latest stable version: 3.6.1 (2025/08/26)

Reference
Table of Contents  ▸  List of Commands  ▸  Features Extraction  ▸  psnr_matrix◀  psnr    |    segment_watershed  ▶

psnr_matrix

Arguments:

  • _max_value>0

Description:

Compute PSNR (Peak Signal-to-Noise Ratio) matrix between selected images.

Default values:

max_value=255.

Example of use:

image.jpg +noise 30 +noise[0] 35 +noise[0] 38 cut. 0,255 +psnr_matrix

Command: image.jpg +noise 30 +noise[0] 35 +noise[0] 38 cut. 0,255 +psnr_matrix
Command: image.jpg +noise 30 +noise[0] 35 +noise[0] 38 cut. 0,255 +psnr_matrix
Command: image.jpg +noise 30 +noise[0] 35 +noise[0] 38 cut. 0,255 +psnr_matrix
Command: image.jpg +noise 30 +noise[0] 35 +noise[0] 38 cut. 0,255 +psnr_matrix
Command: image.jpg +noise 30 +noise[0] 35 +noise[0] 38 cut. 0,255 +psnr_matrix
G'MIC - GREYC's Magic for Image Computing: A Full-Featured Open-Source Framework for Image Processing

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.