[FFmpeg-user] Numerical histogram output for checking typical broadcast ranges (16-235)
Carl Eugen Hoyos
cehoyos at ag.or.at
Sat May 10 11:38:24 CEST 2014
Christoph Gerstbauer <christophgerstbauer <at> gmx.at> writes:
> I am very new in using the histogram filter.
> Is it possible to dump the video level values from which
> the histogram graph is drawn into numeric values (textfile
> dump) to check if a video has levels inside the broadcast
> ranges (16-235/94-940)?
Sorry if I misunderstand (and my knowledge about the question
is definitely limited) but do you realise that valid
(specification-compliant) broadcast-range video may contain
values < 16 and > 235?
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