[FFmpeg-devel] [PATCH] Implement -vfilters_file option in ffplay

[Michael Niedermayer]

On Fri, Apr 02, 2010 at 12:34:25AM +0200, Stefano Sabatini wrote:
> On date Thursday 2010-04-01 01:10:06 +0200, Stefano Sabatini encoded:
> > On date Wednesday 2010-03-31 23:35:20 +0200, Michael Niedermayer encoded:
> > > On Wed, Mar 31, 2010 at 10:09:55PM +0200, Stefano Sabatini wrote:
> > > > On date Tuesday 2010-03-30 02:38:07 +0100, M?ns Rullg?rd encoded:
> > > > > Stefano Sabatini <stefano.sabatini-lala at poste.it> writes:
> > > > > 
> > > > > > On date Sunday 2010-03-28 23:23:26 -0500, Bobby Bingham encoded:
> > > > > >> On Sun, 28 Mar 2010 17:12:25 +0200
> > > > > >> Stefano Sabatini <stefano.sabatini-lala at poste.it> wrote:
> > > > > >> 
> > > > > >> > Hi, this is useful if you have complex filterchain to use, also should
> > > > > >> > help scripting.
> > > > > >> > 
> > > > > >> > If that's OK I'll implement the corresponding option in
> > > > > >> > ffmpeg.c/libavfilter-gsoc.
> > > > > >> > 
> > > > > >> > Regards.
> > > > > >> 
> > > > > >> How is this different from ffplay -vfilters "`cat vfilters_file`" ?
> > > > > >
> > > > > > Not all the shells support that feature,
> > > > > 
> > > > > All Unix shells do, even the crappy ones.
> > > > 
> > > > And now I'm a little pissed-off as my lovely shell is not supporting
> > > > this feature:
> > > > http://thread.gmane.org/gmane.comp.shells.fish.user/2338
> > > > 
> > > > so I'd push for having this patch integrated here rather than wait for
> > > > this feature to be implemented in the shell or having to resort to
> > > > bash...
> > > 
> > > something along the lines of
> > > echo ffplay -vfilters >tmp
> > > cat vfilters_file >>tmp
> > > ./tmp
> > > 
> > > should work
> > 
> > Well it's actually a little more complicated than this, anyway the
> > point was to avoid the need to create a script for something which can
> > be done by adding an option, also I'm quite sure there are other
> > shells out there which suffer the same limitation (command.com just to
> > say one... and no not having this feature is not a reason for changing
> > a shell).
> 
> Ping?

if your shell doesnt support it, you cant do it.
adding such a workaround to every application is not going to happen
even if we did it

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

No human being will ever know the Truth, for even if they happen to say it
by chance, they would not even known they had done so. -- Xenophanes
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