[FFmpeg-devel] [PATCH] Make avfilter_config_links() propagate audio information of the source link if it is not explicitely set by the filter.

Stefano Sabatini stefano.sabatini-lala
Mon Feb 14 20:38:02 CET 2011

On date Monday 2011-02-14 17:57:37 +0000, M?ns Rullg?rd encoded:
> Stefano Sabatini <stefano.sabatini-lala at poste.it> writes:
> >> What if there is more than one input?  Are more complex cases assumed to
> >> provide explicit parameters? 
> >
> > Yes, if a filter doesn't explicitely set the values they're set using
> > the values in the first input link. This is a quite safe assumption
> > and works fine for most 1-input/1-output filters.
> >
> >> Is this input certain to be an audio input?
> >
> > No, it is set anyway, a check may be added but right now it would be
> > quite pointless anyway since the value is not used by video filters.
> OK, it certainly can't be worse than not setting it at all.
> However, the patch doesn't apply to current master.  Could you please
> rebase and resend it?

FFmpeg = Fancy Fundamental Marvellous Purposeless Elected Game

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