[FFmpeg-devel] [PATCH] lsws/swscale.h: introduce sws_get_gaussian_vec

[Stefano Sabatini]

On date Saturday 2023-08-26 17:15:27 +0200, Andreas Rheinhardt wrote:
> Stefano Sabatini:
> > Use in place of sws_getGaussianVec.
> > 
> > The new function enable better log handling, and provide better naming
> 
> Better log handling? Why?
> 
> > for the variance variable, now named standard_deviation to reflect the
> > meaning of the parameter.
> > ---
> >  doc/APIchanges             |  3 +++
> >  libswscale/swscale.h       | 21 ++++++++++++++++++-
> >  libswscale/utils.c         | 41 +++++++++++++++++++++++++++++---------
> >  libswscale/version.h       |  2 +-
> >  libswscale/version_major.h |  4 ++++
> >  5 files changed, 60 insertions(+), 11 deletions(-)
> > 
> > diff --git a/doc/APIchanges b/doc/APIchanges
> > index ad1efe708d..bad2d61027 100644
> > --- a/doc/APIchanges
> > +++ b/doc/APIchanges
> > @@ -2,6 +2,9 @@ The last version increases of all libraries were on 2023-02-09
> >  
> >  API changes, most recent first:
> >  
> > +2023-08-26 - xxxxxxxxxx - lsws 7.4.100 - swscale.h
> > +  Introduce sws_get_gaussian_vec, use in place of sws_getGaussianVec.
> > +
> >  2023-08-18 - xxxxxxxxxx - lavu 58.17.100 - channel_layout.h
> >    All AV_CHANNEL_LAYOUT_* macros are now compatible with C++ 17 and older.
> >  
> > diff --git a/libswscale/swscale.h b/libswscale/swscale.h
> > index 9d4612aaf3..f002b5c7d2 100644
> > --- a/libswscale/swscale.h
> > +++ b/libswscale/swscale.h
> > @@ -355,11 +355,30 @@ int sws_getColorspaceDetails(struct SwsContext *c, int **inv_table,
> >   */
> >  SwsVector *sws_allocVec(int length);
> >  
> > +#if FF_API_SWS_GET_GAUSSIAN_VEC
> >  /**
> > - * Return a normalized Gaussian curve used to filter stuff
> > + * Return a normalized Gaussian curve used to filter stuff.
> > + *
> >   * quality = 3 is high quality, lower is lower quality.
> >   */
> >  SwsVector *sws_getGaussianVec(double variance, double quality);
> 
> Missing attribute_deprecated as well as the @deprecated doxygen thing
> refering to its replacement.

Updated.
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