On Fri, Dec 26, 2014 at 12:14:52AM +0100, Stefano Sabatini wrote:
> On date Wednesday 2014-12-24 15:03:26 +0100, Clément Bœsch encoded:
> > TODO: bump minor
> > ---
> > doc/filters.texi | 12 +++
> > libavfilter/avf_showwaves.c | 175
> > +++++++++++++++++++++++++++++++++++++++-----
> > 2 files changed, 169 insertions(+), 18 deletions(-)
> >
> > diff --git a/doc/filters.texi b/doc/filters.texi
> > index 7fac8fb..7953e62 100644
> > --- a/doc/filters.texi
> > +++ b/doc/filters.texi
> > @@ -11334,6 +11334,11 @@ option @var{n}. Default value is "25".
> > @item split_channels
> > Set if channels should be drawn separately or overlap. Default value is 0.
> >
> > +@item single_pic
> > +Output only one frame at the end if set. This option can only work with
> > +@option{mode}=@var{cline}. Note that this option will store the whole
> > decoded
> > +audio track in memory. Default value is 0.
>
> I wonder if we should rather have a different filter, computing the
> average value over N samples and printing it. This should not require
> the buffering logic. Note that we may also adapt the filter and use a
> high value of n. That together with tile would do the trick.How do you define N without decoding everything? -- Clément B.
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