[OE-core] [PATCH] ffmpeg: disable cpu autodetection

[Andreas Oberritter]

On Mon, 30 Jan 2017 18:21:10 -0500
Denys Dmytriyenko <denis at denix.org> wrote:

> On Mon, Jan 30, 2017 at 10:59:50PM +0100, Andreas Oberritter wrote:
> > Just pass the correct -mcpu= configure switch (fallback to generic).
> > 
> > Avoids warnings like:
> > | warning: switch -mcpu=cortex-a15 conflicts with -march=armv7-a switch  
> 
> That is actually a valid warning - cortex-a15 is armv7ve, not armv7a...

Agreed. That's why I decided to fix it with this patch.

Regards,
Andreas

> > Signed-off-by: Andreas Oberritter <obi at opendreambox.org>
> > ---
> >  meta/recipes-multimedia/ffmpeg/ffmpeg_3.2.2.bb | 7 +++++++
> >  1 file changed, 7 insertions(+)
> > 
> > diff --git a/meta/recipes-multimedia/ffmpeg/ffmpeg_3.2.2.bb b/meta/recipes-multimedia/ffmpeg/ffmpeg_3.2.2.bb
> > index 66718c4..c376d82 100644
> > --- a/meta/recipes-multimedia/ffmpeg/ffmpeg_3.2.2.bb
> > +++ b/meta/recipes-multimedia/ffmpeg/ffmpeg_3.2.2.bb
> > @@ -66,6 +66,12 @@ PACKAGECONFIG[xv] = "--enable-outdev=xv,--disable-outdev=xv,libxv"
> >  # Check codecs that require --enable-nonfree
> >  USE_NONFREE = "${@bb.utils.contains_any('PACKAGECONFIG', [ 'openssl' ], 'yes', '', d)}"
> >  
> > +def cpu(d):
> > +    for arg in (d.getVar('TUNE_CCARGS') or '').split():
> > +        if arg.startswith('-mcpu='):
> > +            return arg[6:]
> > +    return 'generic'
> > +
> >  EXTRA_OECONF = " \
> >      --disable-stripping \
> >      --enable-pic \
> > @@ -90,6 +96,7 @@ EXTRA_OECONF = " \
> >      --shlibdir=${libdir} \
> >      --datadir=${datadir}/ffmpeg \
> >      ${@bb.utils.contains('AVAILTUNES', 'mips32r2', '', '--disable-mipsdsp --disable-mipsdspr2', d)} \
> > +    --cpu=${@cpu(d)} \
> >  "
> >  
> >  EXTRA_OECONF_append_linux-gnux32 = " --disable-asm"
> > -- 
> > 2.7.4
> > 
> > -- 
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