# frei0r-filter-sigmoidaltransfer

Desaturates image and creates a particular look that could be called Stamp, Newspaper or Photocopy

## Hierarchy

    GObject
        ╰──GInitiallyUnowned
            ╰──GstObject
                ╰──GstElement
                    ╰──GstBaseTransform
                        ╰──GstVideoFilter
                            ╰──frei0r-filter-sigmoidaltransfer

## Factory details

Authors: – Sebastian Dröge , Janne Liljeblad

Classification: – `Filter/Effect/Video`

Rank – none

Plugin – frei0r

Package – GStreamer Bad Plug-ins

## Pad Templates

### `sink`

    video/x-raw:
             format: RGBA
              width: [ 1, 2147483647 ]
             height: [ 1, 2147483647 ]
          framerate: [ 0/1, 2147483647/1 ]

Presence – always

Direction – sink

Object type – GstPad

### `src`

    video/x-raw:
             format: RGBA
              width: [ 1, 2147483647 ]
             height: [ 1, 2147483647 ]
          framerate: [ 0/1, 2147483647/1 ]

Presence – always

Direction – src

Object type – GstPad

## Properties

### brightness

    “brightness” gdouble

Brightnesss of image

Flags : Read / Write

Default value : 0.75

### sharpness

    “sharpness” gdouble

Sharpness of transfer

Flags : Read / Write

Default value : 0.85

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