Class WideImage_Operation_AddNoise

Noise filter

Package: Internal\Operations
Copyright:

2010

This file is part of WideImage.

WideImage is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.

WideImage is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with WideImage; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

Author: Tomasz Kapusta
Located at libs/WideImage/Operation/AddNoise.php

Methods summary

`public WideImage_Image`	# `execute( WideImage_Image $image, float $amount, const $type, float $threshold,… )` Returns image with noise added Returns image with noise added Parameters `$image` `$amount` `$type` `$threshold`,… Returns `WideImage_Image`
`public WideImage_Image`	# `filter( WideImage_Image $image, str $function, integer $value )` Returns image with every pixel changed by specififed function Returns image with every pixel changed by specififed function Parameters `$image` `$function` `$value` Returns `WideImage_Image`
`public`	# `colorNoise_fun( integer & $r, integer & $g, integer & $b, integer $amount )` Adds color noise by altering given R,G,B values using specififed amount Adds color noise by altering given R,G,B values using specififed amount Parameters `$r` `$g` `$b` `$amount` $value
`public`	# `monoNoise_fun( integer & $r, integer & $g, integer & $b, integer $amount )` Adds mono noise by altering given R,G,B values using specififed amount Adds mono noise by altering given R,G,B values using specififed amount Parameters `$r` `$g` `$b` `$amount` $value
`public`	# `saltPepperNoise_fun( integer & $r, integer & $g, integer & $b, integer $amount )` Adds salt&pepper noise by altering given R,G,B values using specififed amount Adds salt&pepper noise by altering given R,G,B values using specififed amount Parameters `$r` `$g` `$b` `$amount` $value
`public integer`	# `byte( integer $b )` Returns value within (0,255) Returns value within (0,255) Parameters `$b` Returns integer

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Class WideImage_Operation_AddNoise

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