Regarding horizontal lines in the output: a while ago I raised this with the foundry and they were able to replicate it.
Bug #14599 if that's any help. On 6 January 2012 15:05, Henrik Cednert <[email protected]> wrote: > Hey Jud > > Cool. I will search some more for it. I was knee deep in shit/comp when it > hit me so I just had to get the shots out the door. =) > > The Foundry can't replicate it so it seems like it's somewhat computer > dependent. I will try to remember to post the verdict from support once > we've gotten to the bottom to it. =) > > Thanks again and have a nice weekend > > > On 2012-01-05 16:32, Jud Pratt wrote: > >> I vaguely recall this coming down to some sort of internal math issue >> with compositing/feathering or something like that. A quick google >> before hitting bed (long, long hours on a project under deadline) didn't >> turn up anything, but it took me considerable internet searching the >> first time around. I'm nearly 100% certain it was how the math was >> computed though. Maybe that will ring some bells to someone who can >> remember the exact situation. >> >> Sorry I couldn't be of more help... I'll be sure to post if I find >> anything. >> --Jud >> >> >> >> >> On 1/4/2012 1:55 AM, Henrik Cednert wrote: >> >>> Seems like it didn't solve everything. Halve black similar glitches >>> now, not by far as many though and I can just rerender those frames. I >>> assume that would be caused by Scree Despot Black... >>> >>> On 2012-01-04 09:56, Henrik Cednert wrote: >>> >>>> Hi again >>>> >>>> I found what caused the issues I had. I have sent it in to the support >>>> with a screen recording and script. If any one want to take a look in >>>> the hunt of issues in their own script this is what I sent in: >>>> >>>> http://temp.irry.com/neo/**mekaniken/thefoundry/Keylight_** >>>> Fubar_RandomNoise.hcf.v1.rar<http://temp.irry.com/neo/mekaniken/thefoundry/Keylight_Fubar_RandomNoise.hcf.v1.rar> >>>> >>>> >>>> >>>> The workaround for the issues I had is: >>>> For the horisontal randon gray solid line: Raise screen >>>> softness to anything above 0. >>>> >>>> For the random cross pattern horizontal lines: >>>> Raise Screen Despot White to 1 or more >>>> >>>> Cheers >>>> >>>> On 2012-01-04 08:04, Henrik Cednert wrote: >>>> >>>>> Morning peeps >>>>> >>>>> I have something here in NukeX 6.3v6 that might be related to the same >>>>> bug. One would have hoped that it would have been fixed by now. =( I >>>>> can >>>>> reproduce the gray line described here but my main issue is horizontal >>>>> lines of crosses, looks like this: >>>>> http://piclair.com/data/llr8m.**jpg<http://piclair.com/data/llr8m.jpg> >>>>> >>>>> HAve anyone seen something similar? Solution/workaround? It's totally >>>>> random and appears on different frames and different locations when >>>>> re-rendering and seems to be computer dependent too. >>>>> >>>>> No matter what I change in the keylight node it disappear on the >>>>> frame I >>>>> currently view but it randomly appears on other frames... >>>>> >>>>> Cheers and thanks >>>>> >>>>> On 2010-06-02 18:17, Jose Fernandez wrote: >>>>> >>>>>> I have also seen this happen with keylight, it seems very random, >>>>>> and is >>>>>> sometimes fixed by cropping the inputs in some way... >>>>>> >>>>>> On Wed, Jun 2, 2010 at 6:40 AM, Jack Binks <[email protected] >>>>>> <mailto:[email protected]>**> wrote: >>>>>> >>>>>> Hey Kurt >>>>>> >>>>>> Thanks for letting us know. Sounds to me like it may be a tiling >>>>>> issue. Pending the support guys getting back to you, as a test, do >>>>>> you find it happens if you use a 500x500 constant? >>>>>> Nuke splits up frames over a certain size into multiple tiles to >>>>>> feed to OFX plug-ins, to reduce memory usage and speed things up vs >>>>>> having large image buffers hanging around. If parts of the OFX >>>>>> wrapped algorithm are attempting to access parts of the image >>>>>> outside of the tile, without requesting it properly (such as I'm >>>>>> guess the softness is doing) then you'll see this sort of thing were >>>>>> black is getting brought in along the edge of such tiles. If other >>>>>> people are getting these kind of artefacts, and they're not related >>>>>> to the softness param, see if you can locate which knob it is which >>>>>> is causing their introduction, and let the support chaps know. >>>>>> Guessing you're probably combining the keylight matte with a bunch >>>>>> of other mattes to pull your key before merging, so as a workaround, >>>>>> soften the matte as a post process to Keylight and you should be >>>>>> good to go. >>>>>> >>>>>> Cheers >>>>>> Jack >>>>>> >>>>>> Kurt Lawson wrote: >>>>>> >>>>>>> I had just the image and then keylight. To eliminate some weird >>>>>>> problem with the footage I just connected a black constant to the >>>>>>> keylight node to eliminate the footage as problem. The result was >>>>>>> a white alpha - except for the lines. Seems like another bug I've >>>>>>> found. I sent it to the Foundry to see what they say. >>>>>>> >>>>>>> Here is the keylight in question. When I take screen softening to >>>>>>> 0 the lines disappear. >>>>>>> >>>>>>> >>>>>>> set cut_paste_input [stack 0] >>>>>>> version 6.0 v3 >>>>>>> Constant { >>>>>>> inputs 0 >>>>>>> channels rgb >>>>>>> name Constant2 >>>>>>> selected true >>>>>>> xpos -269 >>>>>>> ypos -40 >>>>>>> } >>>>>>> OFXuk.co.thefoundry.keylight.**keylight_v201 { >>>>>>> show "Final Result" >>>>>>> unPreMultiply false >>>>>>> screenColour {0.2389999926 0.3689999878 0.1209999993} >>>>>>> screenGain 1 >>>>>>> screenBalance 0.5 >>>>>>> alphaBias {0.5 0.5 0.5} >>>>>>> despillBias {0.5 0.5 0.5} >>>>>>> gangBiases true >>>>>>> preBlur 0 >>>>>>> "Screen Matte" 1 >>>>>>> screenClipMin 0.265 >>>>>>> screenClipMax 0.945 >>>>>>> screenClipRollback 0 >>>>>>> screenGrowShrink -2 >>>>>>> screenSoftness 1 >>>>>>> screenDespotBlack 0 >>>>>>> screenDespotWhite 0 >>>>>>> screenReplaceMethod "Soft Colour" >>>>>>> screenReplaceColour {0.5 0.5 0.5} >>>>>>> Tuning 0 >>>>>>> midPoint 0.5 >>>>>>> lowGain 1 >>>>>>> midGain 1 >>>>>>> highGain 1 >>>>>>> "Inside Mask" 0 >>>>>>> sourceAlphaHandling Ignore >>>>>>> insideReplaceMethod "Soft Colour" >>>>>>> insideReplaceColour {0.5 0.5 0.5} >>>>>>> Crops 0 >>>>>>> SourceXMethod Colour >>>>>>> SourceYMethod Colour >>>>>>> SourceEdgeColour 0 >>>>>>> SourceCropL 0 >>>>>>> SourceCropR 1 >>>>>>> SourceCropB 0 >>>>>>> SourceCropT 1 >>>>>>> balanceSet true >>>>>>> insideComponent "Inverted Alpha" >>>>>>> outsideComponent None >>>>>>> cacheBreaker true >>>>>>> name Keylight3 >>>>>>> selected true >>>>>>> xpos -269 >>>>>>> ypos 115 >>>>>>> } >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> On Jun 1, 2010, at 8:29 PM, Matthew Doll wrote: >>>>>>> >>>>>>> Have you tried cropping with black outside or anything like that? >>>>>>>> I know you said your example image was on a straight Constant >>>>>>>> node so probably this is a moot question. But it sure looks like >>>>>>>> a bounding box type of issue. >>>>>>>> >>>>>>>> >>>>>>>> On Tue, Jun 1, 2010 at 5:54 PM, Sam Cuttriss >>>>>>>> <[email protected] >>>>>>>> <mailto:cuttriss@whiskytree.**com<[email protected]>>> >>>>>>>> wrote: >>>>>>>> >>>>>>>> perhaps its a software trinitron feature? >>>>>>>> >>>>>>>> Kurt Lawson wrote: >>>>>>>> >>>>>>>> Seems to go away if I turn off the screen softening >>>>>>>> option. Turn it back on and poof, there they are. >>>>>>>> >>>>>>>> -K >>>>>>>> >>>>>>>> On Jun 1, 2010, at 5:46 PM, Nathan Rusch wrote: >>>>>>>> >>>>>>>> I get those pretty frequently as well. I haven't >>>>>>>> gotten around to reporting them yet, but I would >>>>>>>> loooove to know where they come from. >>>>>>>> 6.0v3->6 x64 on Windows >>>>>>>> -Nathan >>>>>>>> *From:* >>>>>>>> nuke-users-bounces@support.**thefoundry.co.uk<[email protected]> >>>>>>>> <mailto:nuke-users-bounces@**support.thefoundry.co.uk<[email protected]> >>>>>>>> > >>>>>>>> <mailto:nuke-users-bounces@**support.thefoundry.co.uk<[email protected]> >>>>>>>> <mailto:nuke-users-bounces@**support.thefoundry.co.uk<[email protected]> >>>>>>>> >> >>>>>>>> [mailto:nuke-users-bounces@**support.thefoundry.co.uk<[email protected]> >>>>>>>> <mailto:nuke-users-bounces@**support.thefoundry.co.uk<[email protected]> >>>>>>>> >] >>>>>>>> *On Behalf Of *Kurt Lawson >>>>>>>> >>>>>>>> *Sent:* Tuesday, June 01, 2010 5:23 PM >>>>>>>> *To:* Nuke user discussion >>>>>>>> *Subject:* [Nuke-users] Keylight producing faint grey >>>>>>>> horizontal lines? Sometimes strange rectangular patterns >>>>>>>> Keylight is giving me some strange, static >>>>>>>> horizontal lines like shown in this image of a key of >>>>>>>> a black constant (you'll probably have to look at the >>>>>>>> frame full size) >>>>>>>> http://kurtlawson.com/nuke/**keylightwtf.png<http://kurtlawson.com/nuke/keylightwtf.png> >>>>>>>> Any ideas what might be the cause of this or how to >>>>>>>> fix it? I'm running 6.0v3 on OSX >>>>>>>> -K >>>>>>>> ______________________________**_________________ >>>>>>>> Nuke-users mailing list >>>>>>>> [email protected].**co.uk<[email protected]> >>>>>>>> <mailto:Nuke-users@support.**thefoundry.co.uk<[email protected]> >>>>>>>> > >>>>>>>> <mailto:Nuke-users@support.**thefoundry.co.uk<[email protected]> >>>>>>>> <mailto:Nuke-users@support.**thefoundry.co.uk<[email protected]> >>>>>>>> >> >>>>>>>> >>>>>>>> http://support.thefoundry.co.**uk/cgi-bin/mailman/listinfo/** >>>>>>>> nuke-users<http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> >>>>>>>> >>>>>>>> >>>>>>>> ------------------------------**------------------------------** >>>>>>>> ------------ >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> ______________________________**_________________ >>>>>>>> Nuke-users mailing list >>>>>>>> [email protected].**co.uk<[email protected]> >>>>>>>> <mailto:Nuke-users@support.**thefoundry.co.uk<[email protected]> >>>>>>>> > >>>>>>>> http://support.thefoundry.co.**uk/cgi-bin/mailman/listinfo/** >>>>>>>> nuke-users<http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> >>>>>>>> >>>>>>>> ______________________________**_________________ >>>>>>>> Nuke-users mailing list >>>>>>>> [email protected].**co.uk<[email protected]> >>>>>>>> <mailto:Nuke-users@support.**thefoundry.co.uk<[email protected]> >>>>>>>> > >>>>>>>> http://support.thefoundry.co.**uk/cgi-bin/mailman/listinfo/** >>>>>>>> nuke-users<http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> >>>>>>>> >>>>>>>> >>>>>>>> ______________________________**_________________ >>>>>>>> Nuke-users mailing list >>>>>>>> [email protected].**co.uk<[email protected]> >>>>>>>> <mailto:Nuke-users@support.**thefoundry.co.uk<[email protected]> >>>>>>>> > >>>>>>>> http://support.thefoundry.co.**uk/cgi-bin/mailman/listinfo/** >>>>>>>> nuke-users<http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> >>>>>>>> >>>>>>> >>>>>>> ------------------------------**------------------------------** >>>>>>> ------------ >>>>>>> >>>>>>> >>>>>>> ______________________________**_________________ Nuke-users mailing >>>>>>> list >>>>>>> [email protected].**co.uk<[email protected]> >>>>>>> <mailto:Nuke-users@support.**thefoundry.co.uk<[email protected]> >>>>>>> > >>>>>>> http://support.thefoundry.co.**uk/cgi-bin/mailman/listinfo/** >>>>>>> nuke-users<http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> >>>>>>> >>>>>> >>>>>> -- >>>>>> >>>>>> Jack Binks, Product Manager >>>>>> The Foundry, 1 Wardour Street, London, W1D 6PA, UK >>>>>> Tel: +44 (0)20 7434 0449 - Fax: +44 (0)20 7434 1550 >>>>>> Web:www.thefoundry.co.uk <http://www.thefoundry.co.uk> >>>>>> >>>>>> The Foundry Visionmongers Ltd. >>>>>> Registered in England and Wales No: 4642027 >>>>>> >>>>>> >>>>>> ______________________________**_________________ >>>>>> Nuke-users mailing list >>>>>> [email protected].**co.uk<[email protected]> >>>>>> <mailto:Nuke-users@support.**thefoundry.co.uk<[email protected]> >>>>>> > >>>>>> http://support.thefoundry.co.**uk/cgi-bin/mailman/listinfo/** >>>>>> nuke-users<http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> ______________________________**_________________ >>>>>> Nuke-users mailing list >>>>>> [email protected].**co.uk<[email protected]> >>>>>> http://support.thefoundry.co.**uk/cgi-bin/mailman/listinfo/** >>>>>> nuke-users<http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> >>>>>> >>>>> >>>>> >>>> >>> >> ______________________________**_________________ >> Nuke-users mailing list >> [email protected].**co.uk<[email protected]>, >> http://forums.thefoundry.co.**uk/ <http://forums.thefoundry.co.uk/> >> http://support.thefoundry.co.**uk/cgi-bin/mailman/listinfo/**nuke-users<http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> >> >> > -- > Henrik Cednert > cg artist | compositor | cto > > MEKANIKEN POST PRODUCTION > www.mekaniken.se > ______________________________**_________________ > Nuke-users mailing list > [email protected].**co.uk<[email protected]>, > http://forums.thefoundry.co.**uk/ <http://forums.thefoundry.co.uk/> > http://support.thefoundry.co.**uk/cgi-bin/mailman/listinfo/**nuke-users<http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users> > -- colin alway
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