AEO-Light is a tool that does the exact reverse and therefore may be of interest here. It takes images of optical soundtracks from a film scanner output (overscan tiff or dpx image sequences) and converts them into digital audio files. https://usc-imi.github.io/aeo-light/#about
On Tue, Sep 8, 2020 at 11:30 AM Jason Halprin <[email protected]> wrote: > Hi Scott (et al), > > Not for 35mm, necessarily, but there is a very active 16mm Auricon group > on facebook that might have some tips or starting points. Not necessarily > for Scott, as I'm guessing you already know, but these were TV news cameras > that recorded optical sound directly on the film - no need for syncing > later on. These have been converted by DIY labs to become sound printers, > as well. > > For 35mm you may be able to find an old Westrex 35mm printer (mono)...and > perhaps just using it as a recording device for the sound output from a > computer would be more accurate than trying to print the sound line-by-line? > > Regardless, please share with us when you have a solution! > > -Jason Halprin > Montréal > Jason Halprin > [email protected] > jasonhalprin.com <[email protected]> > > > On Tue, Sep 8, 2020 at 10:17 AM Scott Dorsey <[email protected]> wrote: > >> Ahh, I get it, you want a digital image of what the soundtrack would like >> and >> you want to plot it out as part of your filmout. >> >> This turns out not to be an easy thing to do because of the frame lines... >> it is very very hard to get the bottom of one frame to line up perfectly >> with >> the top of the next one so there is not some discontinuity 24 times a >> second. >> The Arrilaser recorder can do it, but they take a file that consists of >> frames and turn it into a datastream that consists of individual lines, >> and >> plot a line at a time instead of a frame at a time. >> >> But if you want to try it just to see what happens, it should not be all >> that hard to write a little script to create two white lines whose width >> varies with modulation. Pull values one at a time out of a .wav file, >> use them to set the width of the line directly. >> --scott >> >> _______________________________________________ >> FrameWorks mailing list >> [email protected] >> https://mailman-mail5.webfaction.com/listinfo/frameworks >> > _______________________________________________ > FrameWorks mailing list > [email protected] > https://mailman-mail5.webfaction.com/listinfo/frameworks >
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