[FFmpeg-devel] [PATCH] avfilter/vf_scale: change the default scaler to bicubic

Michael Niedermayer michaelni at gmx.at
Sun Oct 6 11:14:35 CEST 2013


On Tue, Oct 01, 2013 at 10:10:03AM +0200, Stefano Sabatini wrote:
> On date Monday 2013-09-30 23:51:00 +0200, Michael Niedermayer encoded:
> > See: [FFmpeg-devel] [PATCH] swscale/options: switch default to bicubic
> > Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> > ---
> >  libavfilter/vf_scale.c                            |    2 +-
> >  tests/ref/fate/filter-alphaextract_alphamerge_rgb |  100 ++++++++++-----------
> >  tests/ref/fate/filter-lavd-scalenorm              |   20 ++---
> >  tests/ref/fate/filter-overlay                     |  100 ++++++++++-----------
> >  tests/ref/fate/filter-overlay_rgb                 |  100 ++++++++++-----------
> >  tests/ref/fate/filter-overlay_yuv420              |  100 ++++++++++-----------
> >  tests/ref/fate/filter-overlay_yuv444              |  100 ++++++++++-----------
> >  tests/ref/fate/sub2video                          |  100 ++++++++++-----------
> >  8 files changed, 311 insertions(+), 311 deletions(-)
> > 
> > diff --git a/libavfilter/vf_scale.c b/libavfilter/vf_scale.c
> > index 21c9d13..f808fcc 100644
> > --- a/libavfilter/vf_scale.c
> > +++ b/libavfilter/vf_scale.c
> > @@ -140,7 +140,7 @@ static av_cold int init_dict(AVFilterContext *ctx, AVDictionary **opts)
> >      av_log(ctx, AV_LOG_VERBOSE, "w:%s h:%s flags:'%s' interl:%d\n",
> >             scale->w_expr, scale->h_expr, (char *)av_x_if_null(scale->flags_str, ""), scale->interlaced);
> >  
> > -    scale->flags = SWS_BILINEAR;
> > +    scale->flags = SWS_BICUBIC;
> 
> This or you keep the default value (after bicubic is set as the
> default in sws).

> 
> Possibly also update scale filter docs.

fixed

applied

thanks

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Opposition brings concord. Out of discord comes the fairest harmony.
-- Heraclitus
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