Filter: openfx.net.sf.cimg.CImgNoise

Plugin Information

title: NoiseCImg
media types: Video experimental
description: Add random noise to input stream.

Uses the 'noise' function from the CImg library, modified so that noise is reproductible at each render. CImg is a free, open-source library distributed under the CeCILL-C (close to the GNU LGPL) or CeCILL (compatible with the GNU GPL) licenses. It can be used in commercial applications (see http://cimg.eu).

version: 2
creator: mr.fantastic mrfantastic@firemail.cc
license: GPLv2
URL: https://openeffects.org/

Parameters

NatronOfxParamProcessR

title: R
description: Process red component.
type: boolean
readonly: no
required: no
animation: yes
default: 1

NatronOfxParamProcessG

title: G
description: Process green component.
type: boolean
readonly: no
required: no
animation: yes
default: 1

NatronOfxParamProcessB

title: B
description: Process blue component.
type: boolean
readonly: no
required: no
animation: yes
default: 1

NatronOfxParamProcessA

title: A
description: Process alpha component.
type: boolean
readonly: no
required: no
animation: yes
default: 0

sigma

title: Sigma
description: Amplitude of the random additive noise.
type: float
readonly: no
required: no
animation: yes
minimum: 0
maximum: 1
default: 0.01

type

title: Type
description: Type of additive noise.
type: string
readonly: no
required: no
animation: yes
default: Gaussian
values:

  • Gaussian
  • Uniform
  • Salt & Pepper
  • Poisson
  • Rice

seed

title: Seed
description: Random seed: change this if you want different instances to have different noise.
type: integer
readonly: no
required: no
animation: yes
default: 2000

staticSeed

title: Static Seed
description: When enabled, the dither pattern remains the same for every frame producing a constant noise effect.
type: boolean
readonly: no
required: no
animation: yes
default: 0

premult

title: (Un)premult
description: Divide the image by the alpha channel before processing, and re-multiply it afterwards. Use if the input images are premultiplied.
type: boolean
readonly: no
required: no
animation: yes

maskInvert

title: Invert Mask
description: When checked, the effect is fully applied where the mask is 0.
type: boolean
readonly: no
required: no
animation: yes

mix

title: Mix
description: Mix factor between the original and the transformed image.
type: float
readonly: no
required: no
animation: yes
minimum: 0
maximum: 1
default: 1

mlt_origin

title: Top-Left Origin
description: Set to 1 to use MLT top-left image origin instead of the OFX bottom-left origin. Use for plugins that crash or produce incorrect output with negative row bytes.
type: boolean
readonly: no
required: no
minimum: 0
maximum: 1
default: 0
widget: checkbox

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