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

[Moritz Barsnick]

On Mon, Aug 03, 2015 at 21:55:59 +0200, Robert Krüger 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).

Moritz