GradFun2db

Latest revision as of 05:47, 5 January 2022

[edit] Description

A simple and fast debanding filter. See Wikipedia: Color Banding

[edit] Requirements

• [x86] AviSynth+ or AviSynth 2.5.8 or greater
• [x64] AviSynth+
• Progressive input only
• Supported color formats: YV12

[edit] Known Issues

• The outer 16 pixels on all borders are left unprocessed. [1]
• Garbage output with thr <=1.0 (1.001 is fine)

[edit] Syntax and Parameters

gradfun2db (clip, float "thr")

clip   =

Input clip.

float  thr = 1.2

Threshold representing the strength of the filter; default value is 1.2.

[edit] Examples

GradFun2db with default settings:

AviSource("blah.avi")
gradfun2db(thr=1.2)

[edit] Changelog

Version      Date            Changes

v1.0         03/15/2006      - Inital release

[edit] Archived Downloads

• x64 version compiled by Joshy D.

[edit] External Links

• Doom9 Forum - GradFun2db discussion.
• mplayerhq.hu - gradfun port to MPlayer | FFmpeg port.

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