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Activity Forums Adobe After Effects Painfully slow processing while using roto brush

  • Painfully slow processing while using roto brush

    Posted by Chris Lauritzen on February 23, 2017 at 7:42 pm

    The last time I used After Effects was back in in CS6 days. I subscribe to the Cloud just haven’t used it. I’m somewhat proficient in Premiere and PhotoShop. I’ve got 16 gigs of RAM and an NVidia GPU. My OS is Windows 7.

    I shoot interviews for use primarily on the web. My camera is a low end commercial Sony and I shoot in HDV. The main thing I would use AE for is to separate the interviewee from the background and then blur the background. I used the roto brush to create a mask. A simple two layer composite. Then I would export the clip into Premiere and add transitions and graphics. Pretty simple. Nothing fancy. These clips would run 20-seconds to three minutes. As I recall it all happened pretty quickly. But my client base changed so I stopped doing these.

    The last couple of days I’ve been working on a 18-second clip trying to do the same thing in AE CC2017. I like to check the accuracy of the mask every second or so. However, it has gotten to the point where it is taking literally ten+ minutes to advance the mask processing even a few frames.

    What am I doing wrong? I’ve watched tutorials and it all seems to happen much quicker. Of course they’re usually using 5-second clips. Is 20-seconds too much for the new AE? Heaven forbid I should try to process a 3-minute clip. Thanks in advance for your help.

    Chris Lauritzen replied 9 years, 2 months ago 2 Members · 3 Replies
  • 3 Replies
  • Kevin Camp

    February 23, 2017 at 11:54 pm

    you can also download CS6 as part of your CC subscription.

    Kevin Camp
    Art Director
    KCPQ, KZJO & KRCW

  • Chris Lauritzen

    February 24, 2017 at 12:13 am

    Thanks Kevin and Dave. I was hoping for a silver bullet. But it sounds like you both agree that for something as basic as what I’m doing a previous version might be better. CS6 vs CC2014: any preference? I really hate to hear this. The programs that I use most often (Muse, Dreamweaver, Premiere, Photoshop) have come a long ways in the last few years.

  • Chris Lauritzen

    February 24, 2017 at 2:28 am

    I notice that every time I make a correction in the roto brush mask it creates a new layer. By the time I’m 12 seconds into the clip I’ve literally got hundreds of layers. Can that be right? If so, no wonder it’s so slow. I must be doing something wrong.

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