You should be fine then... But just keep it in mind when you send things on further to somewhere that's expecting legal range.
On Wed, Feb 19, 2014 at 6:43 AM, Feli <[email protected]> wrote: > > > > On Feb 18, 2014, at 1:06, Deke Kincaid <[email protected]> wrote: > > The slightly tricky thing with Nuke's monitor out functionality is it >> doesn't allow you to control your display transform, or your legal (64-940) >> vs full (0-1023) range. This means you either have to have your video >> monitor setup to accept full range, or accept that one display or the other >> is going to be incorrect.. > > > Too solve this isssue Alex has brought up. You can convert re709 extended > to rec709 legal with an hdoffset lut included in the ocio profiles. Paste > the node below and add it after nuke's rec709 viewer lut. > > > So basically the signal out of nuke is "too hot" and needs to be brought > down to broadcast legal levels? What if my video monitor will accept a full > range signal (0-1023)). Do I still need to do this? > > Thanks > > > > set cut_paste_input [stack 0] > version 8.0 v3 > push $cut_paste_input > OCIOFileTransform { > file "\[file dirname \[python > nuke.EXE_PATH]]/plugins/OCIOConfigs/configs/spi-vfx/luts/hdOffset.spimtx" > name VIEWER_INPUT > selected true > xpos -1845 > ypos -81 > } > > > You can either > 1. add it as an input process by renaming it to VIEWER_INPUT and "Edit > > Node > Use as input process". Then click on the "IP" button on the top > right of the viewer to turn this on/off > 2. use it to write out a lut with the current rec709 and add it to your > viewer luts. > 3. Use OCIO and wrap up your own modified nuke-default. > > > -- > Deke Kincaid > Creative Specialist > The Foundry > Skype: dekekincaid > Tel: (310) 399 4555 - Mobile: (310) 883 4313 > Web: www.thefoundry.co.uk > Email: [email protected] > > > On Tue, Feb 18, 2014 at 12:10 AM, Alex Fry <[email protected]> wrote: > >> "Rec709 or will this double lut my output since the display is rec709 and >> were not trying to simulate rec709 on an srgb monitor?" >> >> This is a common misconception.. >> >> The Rec709 viewer transform in Nuke *does not* simulate Rec709 on an >> sRGB display. >> It applies a scene linear to Rec709 camera encoding curve, which is then >> assumes will be shown on a Rec709/BT1886 display. >> >> The slightly tricky thing with Nuke's monitor out functionality is it >> doesn't allow you to control your display transform, or your legal (64-940) >> vs full (0-1023) range. This means you either have to have your video >> monitor setup to accept full range, or accept that one display or the other >> is going to be incorrect.. You're also going to want to calibrate your GUI >> display to BT1886 >> >> (Hiero on the other hand handles this much better) >> >> >> >> On Tue, Feb 18, 2014 at 5:49 PM, Feli <[email protected]> wrote: >> >>> I'm starting on a project and the setup will use Nuke in conjunction >>> with an external rec709 broadcast monitor. >>> >>> I have never worked with this way in Nuke, so I wanted to see if anyone >>> could give me a hand with double checking my workflow. >>> >>> >>> Hardware: >>> >>> Flanders Scientific CM171 boradcast monitor that is being driven via the >>> Thunderbolt port on a Mac through a Ultrastudio Mini Monitor (SDI). >>> CM171 is set to rec709. >>> >>> http://www.flandersscientific.com/index/cm171.php >>> >>> >>> Here is the workflow: >>> >>> 1) Shot on Sony F3 in slog uncompressed 10bit RGB >>> >>> 2) Converted in Resolve with slog2rec709 3d lut. Written out as DPX >>> rec709. This will apply an inverted slog curve to delog the footage and >>> convert it to rec709 space. >>> >>> 3) Read in to Nuke. Read node set to 'rec709' (correct?) >>> >>> 4) Monitor output toggled 'on' for display on CM171 (monitor set to >>> rec709) >>> >>> Now here is my question. What should the nuke viewer be set to, since >>> this also effects the output to the CM171? >>> Rec709 or will this double lut my output since the display is rec709 and >>> were not trying to simulate rec709 on an srgb monitor? >>> >>> >>> I've never driven an external broadcast monitor from Nuke, so I'm in >>> uncharted territory here.... (and I'm not a video engineer, so please be >>> gentle) >>> >>> >>> Thanks in advance for any advice. >>> >>> >>> Feli >>> >>> >>> ______________________________________________________________ >>> [email protected] 2 + 2 = 4 >>> www.elanphotos.com >>> >>> >>> >>> _______________________________________________ >>> Nuke-users mailing list >>> [email protected], http://forums.thefoundry.co.uk/ >>> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >>> >> >> >> _______________________________________________ >> Nuke-users mailing list >> [email protected], http://forums.thefoundry.co.uk/ >> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >> > > _______________________________________________ > Nuke-users mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users > > > _______________________________________________ > Nuke-users mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >
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