---
name: "otbgui_Despeckle"
section: "1"
platform: "linux"
package: "otb-bin-qt"
version: "6.6.1+dfsg-1+b1"
release: "Debian 10 (Buster)"
platforms: ["linux"]
url: "https://new.carta.tech/otbgui_Despeckle"
---

# otbgui\_Despeckle(1)

OTB Despeckle application

## NAME

otbgui\_Despeckle - OTB Despeckle application

## DESCRIPTION

This is the Despeckle application, version 5.2.0 Perform speckle noise reduction on SAR image.

Complete documentation: http://www.orfeo-toolbox.org/Applications/Despeckle.html

### Parameters:

- **-progress**

  \<boolean\>        Report progress

 **-in**                      \<string\>         Input Image  (mandatory)\
  **-out**                     \<string\> \[pixel\] Output Image  \[pixel=uint8/uint16/int16/uint32/int32/float/double\] (default value is float) (mandatory)

- **-ram**

  \<int32\>          Available RAM (Mb)  (optional, off by default, default value is 128)

- **-filter**

  \<string\>         speckle filtering method \[lee/frost/gammamap/kuan\] (mandatory, default value is lee)

- **-filter**.lee.rad

  \<int32\>          Radius  (mandatory, default value is 1)

- **-filter**.lee.nblooks

  \<float\>          nb looks  (mandatory, default value is 1)

- **-filter**.frost.rad

  \<int32\>          Radius  (mandatory, default value is 1)

- **-filter**.frost.deramp

  \<float\>          deramp  (mandatory, default value is 0.1)

- **-filter**.gammamap.rad

  \<int32\>          Radius  (mandatory, default value is 1)

- **-filter**.gammamap.nblooks \<float\>

  nb looks  (mandatory, default value is 1)

- **-filter**.kuan.rad

  \<int32\>          Radius  (mandatory)

- **-filter**.kuan.nblooks

  \<float\>          nb looks  (mandatory)

- **-inxml**

  \<string\>         Load otb application from xml file  (optional, off by default)

## EXAMPLES

otbgui\_Despeckle -in sar.tif -filter lee -filter.lee.rad 5 -out despeckle.tif

## SEE ALSO

The full documentation for **otbgui\_Despeckle** is maintained as a Texinfo manual.  If the **info** and **otbgui\_Despeckle** programs are properly installed at your site, the command

-

  **info otbgui\_Despeckle**

should give you access to the complete manual.