**SPIP**
# Article submitted
The article "**|image_renforcement**
(https://www.spip.net/ecrire/?exec=article&id_article=6534)" is submitted
for publication. on Monday 11 May 2020.
* * *
## |image_renforcement
Monday 11 May 2020 , by [jack](.././?page=auteur&id_auteur=593&)
The filter `|image_renforcement` is used to enhance the sharpness of an
image.
## Syntax
It accepts as a parameter a number between 0 and 1 corresponding to the
desired level of reinforcement, with a default value of 0.5.
1. [ ( #FICHIER |image_renforcement {0.33} ) ]
## Examples
Some examples of images produced according to the level of reinforcement
(`|image_renforcement{0}` is there only as an example, it returns the
original image).
Reinforcement
Produced image
**|image_renforcement{0}**
0.5
**|image_renforcement{0.5}**
1
**|image_renforcement{1}**
---------------------------------------------------------------------------
**P.S.**
Photo by Laurent Bélanger (personal work) CC BY-SA 3.0
(http://creativecommons.org/licenses/by-sa/3.0), via Wikimedia Commons
(https://commons.wikimedia.org/wiki/File:Petit_polatouche_(Écureuil_volant)(Glaucomys_volans)(2).jpg)
— Sent by SPIP (https://www.spip.net/)
