[FFmpeg-user] Extracting video levels on the command line

Paul B Mahol onemda at gmail.com
Mon Aug 3 22:49:07 CEST 2015


Dana 3. 8. 2015. 22:28 osoba "Moritz Barsnick" <barsnick at gmx.net> napisala
je:
>
> On Mon, Aug 03, 2015 at 21:55:59 +0200, Robert Kr├╝ger wrote:
> > Is there any other way than looking at each frame's histogram (using the
> > histogram filter) and counting pixels?
>
> It should probably be easy to write such a filter.
>
> Have you looked at signalstats? It does seem to have the capability to
> identify various statistics on the Y, U, V planes, but reports them
> only in metadata, not in console output (IIUC).
>

ffprobe can output any metadata

> Moritz
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