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  • Hey all, just changed over the backend after 15 years I figured time to give it a bit of an update, its probably gonna be a bit weird for most of you and i am sure there is a few bugs to work out but it should kinda work the same as before... hopefully :)

RD3 to EXR from Redcine.

Manuel_Rey

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Hello, hardworking people! Redcine newbie here.

I'm having a hard time converting an R3D file into EXR. I'm a VFX guy helping a friend, and I'm attaching some screenshots to illustrate what the director wants and my workflow.
In order to do my work, I need to export the R3D files to EXR while keeping them in log space. This way, I can bring them into Nuke, linearize the files, do my work, revert them back to log space, and send them to the director for final color correction.
In the screenshots, you can see: the 1st file shows what the director wants when everything is done, the 2nd shows the flat look that I need the EXR to match, the 3rd is my export with settings that I think make sense, and the 4th is the result of the render in Nuke (RAW data).
Clearly, I'm missing something. If anyone could shed some light on what I'm doing wrong, I'd appreciate it.

Thanks for your time!


Kind regards,


Manuel Gonzalez
 

Attachments

  • Director.jpg
    Director.jpg
    529.5 KB · Views: 4
  • EXR Log.jpg
    EXR Log.jpg
    442.6 KB · Views: 4
  • EXR Log.jpg
    EXR Log.jpg
    442.6 KB · Views: 4
  • Nuke Import.jpg
    Nuke Import.jpg
    705.5 KB · Views: 4
Manuel,


Here is the workflow I use to create OPEN EXR Files to be used in ACES in Davinci RESOLVE. If you want a LOG look version, you might want to use a .TIFF SEQUENCE. Let me know if you have any questions about the screengrabs.


1.png


2.png


Press "CTRL" + "E" or "CMD" +" E" on Mac (I believe) to get to the "EXPORT" Menu.

3.png


4.png


5.png


5a.png


5b.png


6.png



7.png


9.png



In The "ACES TRANSFORM", as you already know, "NO INPUT TRANSFORM" next to the "INPUT TRANSFORM" equals "APO/LINEAR"

10.png



I'm using the ACES 2.0 CANDIDATE ODTs from ACESCENTRAL but you can just use regular REC709.

11.png


12.png


R036-W007-0628-WV-0000275-0000806-exr-1-1-1.jpg
 
Last edited:
Hello Rand,


First of all HAPPY FRIDAY....!!! Thanks for your answer but I am afraid I can't see the screenshots. If I can bother you a bit further, could you email those files to me, please? Here is my email. nosweatshopATgmailcom. Thank you.


Manuel Rey
 
Here's a SENDGB LINK with all of the Screengrabs


For some reason they are out of order but I'm sure you shouldn't have any problem putting them back in order.
 
I don't know if you as a VFX artist can use .TIFF sequences for your work. However for the LOG look you demonstrated you wanted above, here is another workflow.
SENDGB LINK just in case you still can't see the SCREENGRABS.
1.png


2.png


3.png


4.png


5.png


6.png


6a.png


6b.png


6c.png


7.png


8.png


9.png


10.png


11.jpg


12.jpg
 
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