If they can edit what we "see" in a journalist presentation of the facts, have they not in a way, erased some of the truth?
~Roger On Aug 21, 2013 7:41 PM, "Alex Tweedly" <a...@tweedly.net> wrote: > On 20/08/2013 16:52, Richard Gaskin wrote: > >> This is why I love this community: >> >> ... >> Collectively, there's nothing we can't solve. :) >> >> -- >> Richard Gaskin >> > I've often thought that if I had *any* technical question, I could ask > this list and there would be someone who knew (or at least had a very good > idea of) the answer. So here goes ... :-) > > Every night when I watch the news on TV, they say something like "Here's > (John Smith) at the news conference held this afternoon. Warning - this > report contains some flash photography". > > Now I know why they give this warning - that repeated rapid flashing from > still cameras can cause problems for nystagmus, epilepsy and various other > disease sufferers. > > What I don't know is why they don't just digitally edit out the flashing. > Surely this must be (relatively) easy Digital Video Processing - you detect > a non-trivial part (10% threshold??) of the frame which increases in light > level for a single frame (assuming anything between 20 and 60 fps) and then > returns to its original levels. > > OK - I know almost nothing about DVP, but if they can overlay a touchdown > line on a football field, or change a Coke to Pepsi can, or all those other > marvels, surely it can't be that hard to eliminate 95% of the flashing - > and wouldn't that would be enough to reduce it below the trigger point for > most vulnerable viewers. It needn't even be done in real time - it could be > left as a warning for any live showing, and then automatically removed by > program and checked by a human editor before subsequent showings. > > -- Alex. > > > ______________________________**_________________ > use-livecode mailing list > use-livecode@lists.runrev.com > Please visit this url to subscribe, unsubscribe and manage your > subscription preferences: > http://lists.runrev.com/**mailman/listinfo/use-livecode<http://lists.runrev.com/mailman/listinfo/use-livecode> > _______________________________________________ use-livecode mailing list use-livecode@lists.runrev.com Please visit this url to subscribe, unsubscribe and manage your subscription preferences: http://lists.runrev.com/mailman/listinfo/use-livecode