[FFmpeg-devel] Ogg regression broken on PowerPC

[Michael Niedermayer]

On Wed, Mar 26, 2008 at 09:09:25PM +0000, M?ns Rullg?rd wrote:
> Mike Melanson <mike at multimedia.cx> writes:
> 
> > Hi,
> >
> > Compiling SVN 12599 wsing gcc 4.1.2 on a PowerPC. Traditionally, the WMA
> > encoder breaks when running 'make test'.
> 
> I fixed that some time ago.
> 
> > However, this is the current problem:
> >
> > --- /home/melanson/ffmpeg/ffmpeg-main/tests/libav.regression.ref
> > 2008-03-20 23:04:04.000000000 -0700
> > +++ tests/data/lavf.regression  2008-03-26 13:50:39.000000000 -0700
> > @@ -84,8 +84,8 @@
> >  8d117c49d6b210abe783d1b0b897cec7 *./tests/data/b-libav.voc
> >    32768 ./tests/data/b-libav.voc
> >  ./tests/data/b-libav.voc CRC=0x49972c8c
> > -d7e6e9091a600b7208b29500be94aa89 *./tests/data/b-libav.ogg
> > -23624 ./tests/data/b-libav.ogg
> > +6a0489ee6cf21ada85c45ac7eb8c0c26 *./tests/data/b-libav.ogg
> > +23618 ./tests/data/b-libav.ogg
> >  ./tests/data/b-libav.ogg CRC=0x93baa056
> >  ce356ce2708cb6033ab5d762da93cfd4 *./tests/data/b-libav-yuv420p.yuv
> >   304128 ./tests/data/b-libav-yuv420p.yuv
> 
> The problem is in the flac encoder.  There's another floating-point
> oddity there.  The compression is still lossless, just different.

Does this difference disappear with -ffloat-store ?

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Observe your enemies, for they first find out your faults. -- Antisthenes
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