[FFmpeg-devel] [PATCH 1/2] avutil/common: Add FFINCREASE_PTR()

[Michael Niedermayer]

On Sat, Mar 13, 2021 at 04:41:39PM +0100, Lynne wrote:
> Mar 13, 2021, 16:18 by michael at niedermayer.cc:
> 
> > On Fri, Feb 19, 2021 at 10:00:39PM +0100, Andreas Rheinhardt wrote:
> >
> >> Michael Niedermayer:
> >> > Suggested-by: Andreas Rheinhardt
> >> > Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> >> > ---
> >> >  doc/APIchanges     | 3 +++
> >> >  libavutil/common.h | 2 ++
> >> >  2 files changed, 5 insertions(+)
> >> > 
> >> > diff --git a/doc/APIchanges b/doc/APIchanges
> >> > index c353d2d281..e38a5cb91c 100644
> >> > --- a/doc/APIchanges
> >> > +++ b/doc/APIchanges
> >> > @@ -15,6 +15,9 @@ libavutil:     2017-10-21
> >> > 
> >> >  API changes, most recent first:
> >> > 
> >> > +2021-02-xx - xxxxxxxxxx - lavu 57.xx.100 - common.h
> >> > +  Add FFINCREASE_PTR()
> >> > +
> >> >  2021-02-14 - xxxxxxxxxx - lavd 58.12.100 - avdevice.h
> >> >    Deprecated avdevice_capabilities_create() and
> >> >    avdevice_capabilities_free().
> >> > diff --git a/libavutil/common.h b/libavutil/common.h
> >> > index aee353d399..bf35bc8507 100644
> >> > --- a/libavutil/common.h
> >> > +++ b/libavutil/common.h
> >> > @@ -108,6 +108,8 @@
> >> >  #define FFSWAP(type,a,b) do{type SWAP_tmp= b; b= a; a= SWAP_tmp;}while(0)
> >> >  #define FF_ARRAY_ELEMS(a) (sizeof(a) / sizeof((a)[0]))
> >> > 
> >> > +#define FFINCREASE_PTR(ptr, off) ((off) ? (ptr) + (off) : (ptr))
> >> > +
> >> >  /* misc math functions */
> >> > 
> >> >  #ifdef HAVE_AV_CONFIG_H
> >> > 
> >> If this is intended to be a public macro, it should have a proper AV prefix.
> >>
> >
> > will apply with AV prefix
> >
> 
> Could we not make it public? Macros like FF_ARRAY_ELEMS aren't,
> and I think this is one of those utility functions that API users probably
> won't find useful.
> Plus the name is kinda long.

sure, what do others prefer, iam fine with either

thx

[...]
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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Concerning the gods, I have no means of knowing whether they exist or not
or of what sort they may be, because of the obscurity of the subject, and
the brevity of human life -- Protagoras
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