[FFmpeg-devel] [PATCH 2/3] Add section describing the filtergraph.

Stefano Sabatini stefano.sabatini-lala
Sat Nov 13 01:57:57 CET 2010

On date Friday 2010-11-12 15:14:15 -0500, Mike Scheutzow encoded:
> Michael Niedermayer wrote:
> >On Fri, Nov 12, 2010 at 01:32:55AM +0100, Stefano Sabatini wrote:
> >>---
> >> doc/filters.texi |   86 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
> >> 1 files changed, 86 insertions(+), 0 deletions(-)
> Stefano:
> Why do you want to have two such similar concepts: a FILTERCHAIN and
> a FILTERGRAPH? Having both adds complexity and will increase user
> confusion. I don't understand the benefit this gives us.
> It seems to me that requiring users to provide labels for any
> situation that is not a simple single-output-pad -> single-input-pad
> situation would be a good thing.

It's not something which I did invented myself, I just took the
implemented syntax and described it. Also what do you want to remove?

A graph is not a list, so for describing it you need to specify each
connected sequence (aka filterchain), the current syntax seems quite
convenient to me, the alternative would be to label every link in each
FFmpeg = Fantastic and Fierce Multimedia Ponderous Explosive Guru

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