GradFun2db: Difference between revisions

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{{FilterCat4|External_filters|Plugins|Restoration_filters|Debanding}}
{{FilterCat5|External_filters|Plugins|Plugins_x64|Restoration_filters|Debanding}}
{{Filter3
{{Filter3
| prunedtree
| prunedtree
| v1.0
| v1.0
|[http://manao4.free.fr/gradfun2db-v1.0.zip gradfun2db-v1.0.zip]  
|
[x86]: [http://manao4.free.fr/gradfun2db-v1.0.zip gradfun2db-v1.0.zip]
---------
[x64]: [https://web.archive.org/web/20200522222211if_/https://files.videohelp.com/u/223002/gradfun2db_3-29-2010.rar gradfun2db_3-29-2010.rar]
| Debanding  
| Debanding  
| [http://www.gnu.org/licenses/gpl-2.0.txt GPLv2]
| [https://www.gnu.org/licenses/gpl-2.0.txt GPLv2]
| 6=[http://forum.doom9.org/showthread.php?t=108681 Doom9 Thread]
| 6=[https://forum.doom9.org/showthread.php?t=108681 Doom9 Thread]
}}
}}


== Description ==
== Description ==
A simple and fast debanding filter. See Wikipedia: [http://en.wikipedia.org/wiki/Color_banding Color Banding]<br>
A simple and fast debanding filter. See Wikipedia: [https://en.wikipedia.org/wiki/Color_banding Color Banding]<br>
<br>
<br>


== Requirements ==
== Requirements ==
* AviSynth 2.5.8 or later
* [x86] [[AviSynth+]] or [http://sourceforge.net/projects/avisynth2/ AviSynth 2.5.8 or greater]
* [x64] [[AviSynth+]]
* [[FAQ_different_types_content#How_do_I_recognize_progressive.2C_interlaced.2C_telecined.2C_hybrid_and_blended_content.3F|Progressive]] input only  
* [[FAQ_different_types_content#How_do_I_recognize_progressive.2C_interlaced.2C_telecined.2C_hybrid_and_blended_content.3F|Progressive]] input only  
* Supported color formats: [[YV12]]
* Supported color formats: [[YV12]]
<br>
<br>
== Known Issues ==
== Known Issues ==
*The outer 16 pixels on all borders are left unprocessed. [http://forum.doom9.org/showthread.php?p=806341#post806341]
*The outer 16 pixels on all borders are left unprocessed. [https://forum.doom9.org/showthread.php?p=806341#post806341]
* Garbage output with '''thr''' <=1.0 (1.001 is fine)
<br>
<br>


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<br>
<br>
== Archived Downloads ==
== Archived Downloads ==
{| class="wikitable" border="1"; width="500px"
{| class="wikitable" border="1"; width="700px"
|-
|-
!!width="100px"| Version
!!width="100px"| Version
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|-
|-
!v1.0
!v1.0
|[http://manao4.free.fr/gradfun2db-v1.0.zip gradfun2db-v1.0.zip]
|
|[http://web.archive.org/web/20140705233110/http://manao4.free.fr/gradfun2db-v1.0.zip gradfun2db-v1.0.zip]
[x86]: [http://manao4.free.fr/gradfun2db-v1.0.zip gradfun2db-v1.0.zip]
|[http://web.archive.org/web/20080905123941/http://soulhunter.chronocrossdev.com/data/gradfun2db.zip  gradfun2db.zip]
--------
[x64]: [https://web.archive.org/web/20200522222211if_/https://files.videohelp.com/u/223002/gradfun2db_3-29-2010.rar gradfun2db_3-29-2010.rar]
|
[x86]: [https://web.archive.org/web/20140705233110/http://manao4.free.fr/gradfun2db-v1.0.zip gradfun2db-v1.0.zip]
--------
[x64]: [https://www.mediafire.com/download/w0trndmni3j/gradfun2db_3-29-2010.rar gradfun2db_3-29-2010.rar]
|[x86]: [https://web.archive.org/web/20080905123941/http://soulhunter.chronocrossdev.com/data/gradfun2db.zip  gradfun2db.zip]
|}
|}
* x64 version compiled by Joshy D.
<br>
<br>
== External Links ==
== External Links ==
*[http://forum.doom9.org/showthread.php?t=108681 Doom9 Forum] - GradFun2db discussion.
*[https://forum.doom9.org/showthread.php?t=108681 Doom9 Forum] - GradFun2db discussion.
*[http://lists.mplayerhq.hu/pipermail/mplayer-dev-eng/2009-May/061595.html mplayerhq.hu] - gradfun port to MPlayer | [http://github.com/FFmpeg/FFmpeg/blob/235381e674bf0921cbb7871946e2ff08bd84d6ba/libavfilter/vf_gradfun.c FFmpeg port].
*[https://lists.mplayerhq.hu/pipermail/mplayer-dev-eng/2009-May/061595.html mplayerhq.hu] - gradfun port to MPlayer | [https://github.com/FFmpeg/FFmpeg/blob/235381e674bf0921cbb7871946e2ff08bd84d6ba/libavfilter/vf_gradfun.c FFmpeg port].
<br>
<br>
<br>
<br>
-----------------------------------------------
-----------------------------------------------
'''Back to [[External_filters#Debanding|External Filters]] &larr;'''
'''Back to [[External_filters#Debanding|External Filters]] &larr;'''

Latest revision as of 06:47, 5 January 2022

Abstract
Author prunedtree
Version v1.0
Download

[x86]: gradfun2db-v1.0.zip

[x64]: gradfun2db_3-29-2010.rar

Category Debanding
License GPLv2
Discussion Doom9 Thread

Description

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

Requirements


Known Issues

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


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.


Examples

GradFun2db with default settings: 

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


Changelog

Version      Date            Changes

v1.0         03/15/2006      - Inital release


Archived Downloads

Version Download Mirror Mirror 2
v1.0

[x86]: gradfun2db-v1.0.zip

[x64]: gradfun2db_3-29-2010.rar

[x86]: gradfun2db-v1.0.zip

[x64]: gradfun2db_3-29-2010.rar

[x86]: gradfun2db.zip
  • x64 version compiled by Joshy D.




Back to External Filters ←

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