On Mon, Aug 3, 2015 at 10:49 PM, Paul B Mahol <one...@gmail.com> wrote:
> Dana 3. 8. 2015. 22:28 osoba "Moritz Barsnick" <barsn...@gmx.net> napisala > je: > > > > 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). > > > > ffprobe can output any metadata Thanks. I overlooked signalstats. It does not give me quite what I want, because it's per frame but it is a lot better than abusing the histogram filter for that. No idea if this makes sense but maybe this total min/max thing could even be implemented generically in ffprobe for any number-valued metadata but that's just an idea. _______________________________________________ ffmpeg-user mailing list ffmpeg-user@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-user