Kdenlive/Manual/Effects/Misc/sigmoidaltransfer: Difference between revisions

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== sigmoidaltransfer  ==
==== sigmoidaltransfer  ====


This is the [http://www.mltframework.org/bin/view/MLT/FilterFrei0r-sigmoidaltransfer Frei0r.sigmoidaltransfer] filter from Janne Liljeblad.
This is the [http://www.mltframework.org/bin/view/MLT/FilterFrei0r-sigmoidaltransfer Frei0r.sigmoidaltransfer] filter from Janne Liljeblad.
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Two parameters:
Two parameters:


'''Brightness''': Controls  Brightnesss of image. Range  0 to 1  
'''Brightness''': Controls  Brightness of image. Range  0 to 1  


'''Sharpness''': Controls sharpness of transfer Range  0 to 1
'''Sharpness''': Controls sharpness of transfer Range  0 to 1


This effect appears to have arrived with version 0.9.5 of Kdenlive
Both parameters default to 0 in '''Kdenlive''' - which is unfortunate because this results in a totally black frame. You need to have numbers above zero to see the effect.
 
This effect appears to have arrived with version 0.9.5 of '''Kdenlive'''

Latest revision as of 15:32, 10 March 2013

sigmoidaltransfer

This is the Frei0r.sigmoidaltransfer filter from Janne Liljeblad.

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

Two parameters:

Brightness: Controls Brightness of image. Range 0 to 1

Sharpness: Controls sharpness of transfer Range 0 to 1

Both parameters default to 0 in Kdenlive - which is unfortunate because this results in a totally black frame. You need to have numbers above zero to see the effect.

This effect appears to have arrived with version 0.9.5 of Kdenlive