[Noisebridge-discuss] request for info re super-8 conversion hack
d p fenn
weasel at meer.net
Fri Dec 30 01:07:08 UTC 2011
Le Dec 29, 2011 à 2:12 PM, lilia a écrit :
>> b) build a "drop frame" algorithm into your scanner. If I remember the math,
>> 29.97fps means you drop 1 frame from every 100 frames of footage. So, you'd
>> want to have your scanner randomly skip a frame at that frequency.
>> Timecoding would be easy since you'd just number each frame in the sequence
>> you captured it.
>
> almost! it's 1 per 1000. just remember 999/1000 * 30 fps = 29.97 fps.
small nit, ntsc is 30000/1001. someone once told me the origins but i'm sure someone else here will supply the details :-)
\p
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