[FFmpeg-devel] [PATCH] libavfilter-soc?: implement fish filter

[Michael Niedermayer]

On Sun, May 31, 2009 at 05:12:56PM +0200, Stefano Sabatini wrote:
> On date Saturday 2009-05-30 22:04:52 +0200, Michael Niedermayer encoded:
[...]
> > > +
> > > +typedef struct {
> > > +    const AVClass *class;
> > > +
> > > +    int w, h;
> > 
> > > +    char *h_range, *s_range, *v_range;
> > 
> > They are ultimately not strings
> 
> Yes, but then how should I put them in the context when using
> av_set_options_string()? (BTW this is the same "trick" used to set an
> expression).

the ranges can be set to expressions that get evaluated for each frame?

[...]
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