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Activity Forums DaVinci Resolve Jitters and flickering image, while grading and in exports.

  • Jitters and flickering image, while grading and in exports.

    Posted by Sander Van nieuwamerongen on August 25, 2011 at 9:52 am

    I recently started working and testing out DaVinci Resolve. Checking it out with a short I filmed on a Canon 5D.
    While grading and working in the program, the image of a clip would flicker and jitter occasionally. Especially during playback of a clip and also during grading, when I would change a setting or pull on a histogram, the image would jump back to the original image, and then back to the graded image.

    I thought it would be just a bug while working on the footage. But when I made my first render yesterday I found out that all the buggy images were also in the Quicktime export!

    I can’t find any info on the problem anywhere. Does anyone have any experience with this?

    I run a 17″ MacBookPro5,2 – Intel Core 2 Duo – 2.66 GHz – 2x2GB RAM – NVIDIA GeForce 9400M – NVIDIA GeForce 9600M GT

    Tom Veil replied 7 years, 7 months ago 12 Members · 13 Replies
  • 13 Replies
  • Dan Moran

    August 25, 2011 at 2:36 pm

    Hi Sander,

    Can you email me your Mac System Profile and Resolve Logs?

    I’ll take a look and do my best to help.

    You can find the Resolve Logs by following these steps :

    Navigate to the folder : /Library/Application Support/Blackmagic Design/DaVinci Resolve/

    Double Click Capture Logs

    This will save the logs to the desktop as a compressed .tgz file

    Please email this file and the system profile .spx to davincihelp@blackmagic-design.com

    Thanks!

    D

    Dan Moran
    DaVinci Application Specialist
    Blackmagic Design EMEA

  • Jake Blackstone

    August 26, 2011 at 5:39 am

    Blackmagic now provides support on cracked software too? 🙂

  • Ivan Melicoff

    August 26, 2011 at 7:13 pm

    I’m also grading a short film shot on the 5D and had some problems with the GPU being exhausted (got prompts after a while of grading). No jitter though, but got “snow” and “noise”. Check your mac system preferences for CUDA, make sure it is up to date, it helped me a bunch. I also imported small sections of my short because one xml for all 7 minutes was too much to handle for my Mac.

    What are the clips you are importing into resolve? I;m working with Apple ProRes4444 1920×1080 and its not going bad considering.

    I’m on a mac book pro 17″ 2.8 GHz Intel Core 2 Duo with 4GB Ram

    Iván Melicoff Abril
    https://www.youtube.com/ivanmelicoff

    Cel. D.F. 5534093338
    Cel.Monterrey 818-254-3709

  • Sascha Haber

    August 27, 2011 at 10:49 am

    Only to collect more “information” to help with the problem 😉

    A slice of color…

    DaVinci 8.0.1 OSX 10.7
    MacPro 5.1 2×2,4 24GB
    RAID0 8TB eSata 6TB
    GTX 470 / GT 120
    Extreme 3D+ WAVE

    http://www.saschahaber.com

  • Milo Djurovski

    September 1, 2011 at 1:26 pm

    Try instaling new CUDA update. 4.0.5
    Should solve the problem.
    Regards

  • Bernard James

    September 4, 2011 at 11:53 am

    Same problem here!
    I have 2 285gtx on board and i m working in dpx files imported with xml ( 10 minutes film)
    Any solutions?
    Tks

  • Rohit Gupta

    September 4, 2011 at 1:28 pm

    Please make sure the Resolve dongle is securely plugged in. You can also try downloading Resolve Lite to see if you have the same problem.

  • Bernard James

    September 4, 2011 at 10:18 pm

    Ok Rohit, understood!
    going right now in the right way!
    Tks for your quick answer!
    Bernard

  • Julian Clarke

    May 19, 2012 at 5:29 pm

    Hi the problem as it relates to Davinci Resolve Lite flicking in the Time line and after your final render has to do with the frame rate settings.

    Your original footage ( capture video ), has been exported from your NLE video editing software without the original frame rate ( fps ). If the original footage is 23.9fps, your export may have been exported incorrectly, maybe 30fps.

    In Davinci Resolve in the configuration section 24fps is compatible with 23.9fps, you would not get in problem here with this floating point value.

    Check your frame rate to verify it matches the original footage from the camera on a MAC or PC you can click on the video file and check both the original and the exported file or simply check it from the import section of your video editing software.

    If not , customize the export to match the original video frame rate and export, you are good to go

    Julian Clarke
    Director – Script writer – Editor – Colorist
    Admin@HoneyBirdProductions.com

  • Siva Dharma

    April 27, 2014 at 8:08 am

    i have faced the same problem, then i downloaded and installed davinci resolve lite from their official site which is a free version and i opened the project i made in davinci resolve using davinci resolve lite.
    now everything works fine !! iam getting clean render as quicktime H.264

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