[FFmpeg-devel] [PATCH 1/2] Prepare for removal of obsolete FF_IDCT_* members.

wm4 nfxjfg at googlemail.com
Tue Aug 18 21:37:41 CEST 2015


On Mon, 17 Aug 2015 18:02:17 -0400
"Ronald S. Bultje" <rsbultje at gmail.com> wrote:

> Hi,
> 
> On Mon, Aug 17, 2015 at 5:45 PM, wm4 <nfxjfg at googlemail.com> wrote:
> 
> > On Mon, 17 Aug 2015 15:41:03 -0400
> > "Ronald S. Bultje" <rsbultje at gmail.com> wrote:
> >
> > > ---
> > >  libavcodec/avcodec.h       | 2 --
> > >  libavcodec/avdct.c         | 2 ++
> > >  libavcodec/options_table.h | 2 --
> > >  3 files changed, 2 insertions(+), 4 deletions(-)
> > >
> > > diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
> > > index 6b824d5..6f9b026 100644
> > > --- a/libavcodec/avcodec.h
> > > +++ b/libavcodec/avcodec.h
> > > @@ -2947,9 +2947,7 @@ typedef struct AVCodecContext {
> > >      int dct_algo;
> > >  #define FF_DCT_AUTO    0
> > >  #define FF_DCT_FASTINT 1
> > > -#if FF_API_UNUSED_MEMBERS
> > >  #define FF_DCT_INT     2
> > > -#endif /* FF_API_UNUSED_MEMBERS */
> > >  #define FF_DCT_MMX     3
> > >  #define FF_DCT_ALTIVEC 5
> > >  #define FF_DCT_FAAN    6
> > > diff --git a/libavcodec/avdct.c b/libavcodec/avdct.c
> > > index f92c691..3b622ba 100644
> > > --- a/libavcodec/avdct.c
> > > +++ b/libavcodec/avdct.c
> > > @@ -58,7 +58,9 @@ static const AVOption avdct_options[] = {
> > >  #if FF_API_ARCH_ALPHA
> > >  {"simplealpha", "experimental / for debugging", 0, AV_OPT_TYPE_CONST,
> > {.i64 = FF_IDCT_SIMPLEALPHA }, INT_MIN, INT_MAX, V|E|D, "idct"},
> > >  #endif
> > > +#if FF_API_UNUSED_MEMBERS
> > >  {"ipp", "experimental / for debugging", 0, AV_OPT_TYPE_CONST, {.i64 =
> > FF_IDCT_IPP }, INT_MIN, INT_MAX, V|E|D, "idct"},
> > > +#endif
> > >  {"xvid", "experimental / for debugging", 0, AV_OPT_TYPE_CONST, {.i64 =
> > FF_IDCT_XVID }, INT_MIN, INT_MAX, V|E|D, "idct"},
> > >  {"xvidmmx", "experimental / for debugging", 0, AV_OPT_TYPE_CONST, {.i64
> > = FF_IDCT_XVID }, INT_MIN, INT_MAX, V|E|D, "idct"},
> > >  {"faani", "floating point AAN IDCT (experimental / for debugging)", 0,
> > AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_FAAN }, INT_MIN, INT_MAX, V|D|E, "idct"},
> > > diff --git a/libavcodec/options_table.h b/libavcodec/options_table.h
> > > index fd9c045..8dabb65 100644
> > > --- a/libavcodec/options_table.h
> > > +++ b/libavcodec/options_table.h
> > > @@ -203,9 +203,7 @@ static const AVOption avcodec_options[] = {
> > >  {"dct", "DCT algorithm", OFFSET(dct_algo), AV_OPT_TYPE_INT, {.i64 =
> > DEFAULT }, 0, INT_MAX, V|E, "dct"},
> > >  {"auto", "autoselect a good one (default)", 0, AV_OPT_TYPE_CONST, {.i64
> > = FF_DCT_AUTO }, INT_MIN, INT_MAX, V|E, "dct"},
> > >  {"fastint", "fast integer", 0, AV_OPT_TYPE_CONST, {.i64 =
> > FF_DCT_FASTINT }, INT_MIN, INT_MAX, V|E, "dct"},
> > > -#if FF_API_UNUSED_MEMBERS
> > >  {"int", "accurate integer", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_INT },
> > INT_MIN, INT_MAX, V|E, "dct"},
> > > -#endif /* FF_API_UNUSED_MEMBERS */
> > >  {"mmx", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_MMX }, INT_MIN,
> > INT_MAX, V|E, "dct"},
> > >  {"altivec", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_ALTIVEC },
> > INT_MIN, INT_MAX, V|E, "dct"},
> > >  {"faan", "floating point AAN DCT", 0, AV_OPT_TYPE_CONST, {.i64 =
> > FF_DCT_FAAN }, INT_MIN, INT_MAX, V|E, "dct"},
> >
> > I guess these weren't really unused, while "ipp" can go?
> 
> 
> Right, "int" is used in various fate tests and I can't be bothered to
> figure out whether that's useful or not. "ipp" is unused except for the
> mention in avdct.c, so removing that makes everyone happy.

OK then.


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