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Sony Vegas Pro 9 60 FPS video lags
Posted by Alex Mills on July 18, 2009 at 2:16 amI just recently got a Kodak Zi6 camcorder and it shoots in 60 fps video and 30 fps. I would like to use the 60 fps setting but whenever i get the video onto my computer and put it into vegas the playback is extremely laggy. I can render it and it not be laggy but its a pain to edit with the lag.
Thank you in advance if you can help with this problem
Alex Mills replied 16 years, 9 months ago 6 Members · 12 Replies -
12 Replies
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Danny Hays
July 18, 2009 at 3:48 amMost computers wont playback 30 fps in the preview window without some sort of render. Vegas is a CPU based program and no video card will help the preview speed. Danny
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Alex Mills
July 18, 2009 at 5:38 amSo your saying theres nothing i can really do to fix it short of overclocking my preocessor (E6600 intel dual core 2.4 ghz)?
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Norman Willis
July 19, 2009 at 5:24 amAnd maybe not even then, (unless you can crank up the clock speed to about 5.0 GHz, or something).
Why do you want to shoot 60 fps, anyway?
Just curious.
Norman Willis
http://www.nazareneisrael.org
servant@nazareneisrael.org -
Norman Willis
July 19, 2009 at 5:27 am>>Most computers wont playback 30 fps in the preview window without some sort of render.
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Alex Mills
July 19, 2009 at 6:50 amwell with my camera it seems to be smoother looking (like when moving and what not). Also i just got some footage i need to edit for my dad and it was shot is 60 fps and i was just trying to see if there was a way i could make it smoother to edit easier.
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John Rofrano
July 19, 2009 at 1:00 pmThere is no deliver format for 60fps. It’s great for shooting action that you want to slow down to 30fps later, but other than that, you should be shooting at 30fps for normal video. Just because the camera is capable doesn’t mean you should use it all the time. At some point, the 60fps must be converted to 30fps for normal viewing.
~jr
http://www.johnrofrano.com
http://www.vasst.com -
Brett Underberg-davis
July 19, 2009 at 4:12 pmWhile I agree in principle with most of this, I seem to recall reading the following here on the Cow, from John Galt https://magazine.creativecow.net/article/the-truth-about-2k-4k-the-future-of-pixels
What I recall making the biggest impression on me in that interview was his comment about framerate having a much bigger impact on perceived image quality than any amount of trying to boost resolution or play the megapixel game.
But in practical terms you’re dead right… I never try to edit at anything approaching full resolution or frame rate and even if I had a much faster computer I probably wouldn’t. If you need to preview what you’re doing at something closer to what you’ll be rendering to, your best options are selective pre-rendering when it’s really necessary. The rest of the time, on my machine, preview settings are generally set at the Preview(Auto) level, and yes that IS fuzzy. But it allows me to edit at speed without risking lock-ups or crashing the machine.
I do, however, almost always shoot at the Canon XL H1’s fastest framerate, 60i HDV. I can always choose later (and in most cases am compelled to) cut down the frame rate for final production, at least at this point in time when no one I know is willing to pay for BluRay discs, or at least not enough of them to make any investments I’d need to make in hardware justifiable.
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John Rofrano
July 19, 2009 at 6:28 pm> how would you go about changing the frame rate of the video?
You can’t permanently without re-rendering it to a lower frame rate. In Vegas you can right-click the event and change the Undersample rate to 0.5. That will play back in Vegas at half the FPS.
~jr
http://www.johnrofrano.com
http://www.vasst.com
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