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Participating Frequently
August 11, 2020
Question

External Monitor stutter playback

  • August 11, 2020
  • 1 reply
  • 387 views

I'm working in 32 bit linear color space.  I have plenty of RAM.  The RAM playback in after effects is playing in real time and smooth, but the image playing back on the external monitor through mercury transmit (black magic card) is stuttering.  If I turn off working color space it plays fine, but I cant do that because of my color and effects.  Any idea why the color space would be doing this to the playback on just the external monitor?

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1 reply

Mylenium
Legend
August 12, 2020

I could think of a million reasons from simple resource exhaustion with hardware-accelerated functions to trivial stuff like sync issues. Since you haven't provided exact system info it's impossible to gauge, though. I also believe at some point there was an issue with BMD devices, so start by checking for firmware and driver updates and do the same for your system's graphics card, obviously.

 

Mylenium

ryanBSAuthor
Participating Frequently
August 12, 2020
Thanks. I'll update the device drivers and firmware and see if that helps.
ryanBSAuthor
Participating Frequently
August 12, 2020

Unfortunately that did not help.  Having the linear color space is even affecting my real time playback on my monitors as well.  Its hit or miss.  Sometimes it plays real time and some times it doesnt.  But never playing real time on external monitor unless I turn off color management.  If I turn off color management, real time playback all of the time on all monitors.  So it seems like its the color management.  I recently started to work with color management to work in the Linear Workflow, but this is annoying the hell out of me.