GMImage.AddNoiseChannel
-----------------------

Add noise to image with specified noise type.

| Component | Version | macOS | Windows | Linux | Server | iOS SDK |
|---|---|---|---|---|---|---|
| [GraphicsMagick](component_GraphicsMagick.md) | [2.0](newinversion20.md) | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes | ✅ Yes |

MBS( "GMImage.AddNoiseChannel"; ImageRef; ChannelType; noiseType ) 

**MBS**( **"GMImage.AddNoiseChannel";** /\* Add noise to image with specified noise type. \*/  
**$ImageRef**; /\* The image reference number.e.g. 1 \*/   
**$ChannelType**; /\* One of the following values: RedChannel = 1 (RGB Red channel), CyanChannel = 2 (CMYK Cyan channel), GreenChannel = 3 (RGB Green channel), MagentaChannel = 4 (CMYK Magenta channel), BlueChannel = 5 (RGB Blue channel), YellowChannel = 6 (CMYK Yellow channel), OpacityChannel = 7 (Opacity channel), BlackChannel = 8 (CMYK Black (K) channel), MatteChannel = 9 (Same as Opacity channel (deprecated)), AllChannels = 10 (Color channels), GrayChannel = 11 (Color channels represent an intensity.)e.g. 1 \*/   
**$noiseType**) /\* UniformNoise = 0, GaussianNoise = 1, MultiplicativeGaussianNoise = 2, ImpulseNoise = 3, LaplacianNoise = 4, PoissonNoise = 5.e.g. 0 \*/ 

### Parameters

| Parameter | Description | Example |
|---|---|---|
| ImageRef | The image reference number. | 1 |
| ChannelType | One of the following values: RedChannel = 1 (RGB Red channel), CyanChannel = 2 (CMYK Cyan channel), GreenChannel = 3 (RGB Green channel), MagentaChannel = 4 (CMYK Magenta channel), BlueChannel = 5 (RGB Blue channel), YellowChannel = 6 (CMYK Yellow channel), OpacityChannel = 7 (Opacity channel), BlackChannel = 8 (CMYK Black (K) channel), MatteChannel = 9 (Same as Opacity channel (deprecated)), AllChannels = 10 (Color channels), GrayChannel = 11 (Color channels represent an intensity.) | 1 |
| noiseType | UniformNoise = 0, GaussianNoise = 1, MultiplicativeGaussianNoise = 2, ImpulseNoise = 3, LaplacianNoise = 4, PoissonNoise = 5. | 0 |

### Result

Returns "OK" on success.

### Description

Add noise to image with specified noise type.  
### Blog Entries

- [GraphicsMagick in FileMaker, part 11](https://www.mbsplugins.de/archive/2022-12-11/GraphicsMagick_in_FileMaker_pa/monkeybreadsoftware_blog_filemaker)

This function checks for a license.

Created 18th August 2014 , last changed 18th August 2014

  
[GMImage.AddNoise](GMImageAddNoise.md) - [GMImage.AddPathArcAbs](GMImageAddPathArcAbs.md)

[HTML Version](GMImageAddNoiseChannel.shtml)