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Old 17th October 2016, 19:35   #1  |  Link
Overdrive80
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What artefact is and how fix it?

Hey, I am ripping my DVD of D'artacan, and this artefact for me is unknowed and I dont know like fix it.



Could be shift luma effect? Haloing or ringing?

Thanks in advance.
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Old 17th October 2016, 20:00   #2  |  Link
Motenai Yoda
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an in-loco sharpen
like
-2 +1
+1 0
or
-1 -1 +1
-1 0 +1
-1 +1 +1

you can see how left-top edges sports a dark halo while right-botton ones a bright halo
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Last edited by Motenai Yoda; 17th October 2016 at 20:38.
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Old 17th October 2016, 20:54   #3  |  Link
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I see this before (in VHS and so), and didn't fine anything better than LGhost for it
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Old 17th October 2016, 21:05   #4  |  Link
Overdrive80
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Thanks, IŽll continue searching solutions.
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Old 18th October 2016, 03:16   #5  |  Link
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Try Mergechroma(awarpsharp2(chroma=4)).
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Old 18th October 2016, 20:32   #6  |  Link
Overdrive80
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Sample: https://dl.dropboxusercontent.com/u/19135067/Sample.m2v





Not work, thanks.
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Old 18th October 2016, 22:54   #7  |  Link
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quick test

Code:
LGhost(1,2,-40,3,4,10)
before



after



note that you will need dehalo too,
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Old 19th October 2016, 16:39   #8  |  Link
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Ok, I'll test you script. Thanks.
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Old 20th October 2016, 00:29   #9  |  Link
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Is a mad combo filter dehalo ^^ and I am not sure of using it.

Code:
FastLineDarkenMOD 

LGhost(1,2,-28,3,4,10)

DeHalo_alpha(rx=1.5, ry=1.9, darkstr=0.6, brightstr=1.0, lowsens=40, highsens=40, ss=3.5)

finedehalo

DeHaloH(last, 3, 18, false, true, 0, 160)

HQDeringmod()

Unsharphq(17,1.6,0.2,show=false)

maa2(aa=15)

hysteria(showmask=false,strength=0.9,lowthresh=32,highthresh=32)
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Last edited by Overdrive80; 20th October 2016 at 12:03.
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