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

Lynne dev at lynne.ee
Sat Mar 13 17:41:39 EET 2021


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.


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