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1080i 8bit horribly slow exports.
Posted by Peter Berthet on August 4, 2009 at 3:17 amIm trying to get an 8 minute timeline out using AME,
its 8bit 1080i all native, going to 8bit 1080i… apparently this task takes the mighty AME 5 hours to complete…im calling bullshit.
no way in the world is this reasonable for 8 minutes of video.
thats almost a 38:1 time ratioany advice ?
~Peter Berthet
Sydney, AustraliaPeter Berthet replied 16 years, 9 months ago 2 Members · 6 Replies -
6 Replies
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Vince Becquiot
August 4, 2009 at 4:20 amAn 8 minutes 1080 export takes me about 8 min, so real time on average.
Give us a bit more info. Machine specs (processor will be the most important). Any large pictures? Nny blur, softening, denoiser effects?
Any specific plugins?
Vince Becquiot
Kaptis Studios
San Francisco – Bay Area -
Peter Berthet
August 4, 2009 at 4:38 amApparently i missed the part where there was no point to rendering my timeline… Sigh.
Hidden away in the export window theres a tiny little button that says “Use Preview Files”
This tiny little button is by default set to NO!
So i clicked on it and made it YES
Suddenly instead of re-rendering my entire timeline on export AME is now using my (already rendered) timeline and just exporting it to the hard drive like it should’ve in the first place! In 20 minutes.
Why something that can have such a huge impact on the users time is hidden away and kept a secret is beyond me.
Why the option is even there is a bit weird.
One would think that AME would load the project and go “ooooh look here are some render files, i can save lots of time if i use those instead of doing the job twice!”
..Over it.
~Peter Berthet
Sydney, Australia -
Vince Becquiot
August 4, 2009 at 4:05 pmWatch out using that feature since you could be compressing twice, that is unless your export settings are exactly the same as that of the timeline.
Vince Becquiot
Kaptis Studios
San Francisco – Bay Area -
Peter Berthet
August 5, 2009 at 12:41 amhang on.. so if i use my already created preview files AME can put double compression on to my export ?
are these programmers on drugs ?
~Peter Berthet
Sydney, Australia -
Vince Becquiot
August 5, 2009 at 12:54 amAs I said, it depends on your export settings, and it has nothing to do with programming.
Take this example:
Say you rendered your preview to HDV, if your export is H.264, Premiere first compressed your original footage in order to create the preview files, then you are taking those compressed preview files and using them to export instead of using the originals.
On the other end, if the export is HDV, you are fine.
Now if your preview render settings are set to uncompressed, there is no issue either.
The bottom line is that the export should not take that long anyway, so that may be worth investigating further.
Vince Becquiot
Kaptis Studios
San Francisco – Bay Area -
Peter Berthet
August 5, 2009 at 3:00 amwell it was exporting uncompressed
but i was assuming that it was using the preview files (it wasnt)and the export was being done to an external SATA drive, not the internal raid
but, given that AME decided to re-render everything to a single SATA drive i guess explains why the “export” was taking so long, because it was in fact a render
i tried it again to the internal RAID today and it was much faster (using preview files)
once the job is done today ill give it another go without using preview files to the internal RAID and see what the time is like then
~Peter Berthet
Sydney, Australia
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