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Image Filtering with GLSL - Convolution Kernels

By Jérôme Guinot - jegx [at] ozone3d [dot] net

Initial draft: December 8, 2005
Last update: January 8, 2006

Translated from french by Samir Fitouri




[ Index ]

Introduction | Page 2 | Page 3 | Page 4 | Page 5 | Page 6 | Page 7

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4 - Laplacian Filter


This filter is used for the image edges detection.
0   1   0
1  -4   1
0   1   0

The demo associated with this filter is DEMO_laplacian_edge_detection.xml.


Fig.4 - Laplacian filter.




[ Index ]

Introduction | Page 2 | Page 3 | Page 4 | Page 5 | Page 6 | Page 7

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