[FFmpeg-devel] WMA regression still broken / decouple regression rules

Robert Swain robert.swain
Tue Sep 2 13:23:53 CEST 2008

2008/9/2 Robert Swain <robert.swain at gmail.com>:
> 2008/9/2 Michael Niedermayer <michaelni at gmx.at>:
>> On Mon, Sep 01, 2008 at 10:11:14PM -0700, Mike Melanson wrote:
>>> Hi,
>>> For most of the x86_32 FATE configurations, (all except icc and gcc
>>> 2.95.3), the FFmpeg regressions are breaking on the WMA test. It was
>>> last working on 14980:
>>>   http://svn.mplayerhq.hu/ffmpeg?view=rev&revision=14980
>>> And it was either 14981 (voroshil) or 14982 (aurel) that broke it:
>>>   http://svn.mplayerhq.hu/ffmpeg?view=rev&revision=14981
>>>   http://svn.mplayerhq.hu/ffmpeg?view=rev&revision=14982
>>> This seems to invert the breakage (previously, icc and gcc 2.95.3 were
>>> broken on WMA, and I think the x86_64 configs were, as well).
>> When where ALL the regression tests last working on ALL configurations (not
>> counting buggy compilers)?
> I think they stopped all working when I switched the window init code
> in wma.c to use ff_sine_window_init(). This worked fine on most x86_32
> but not on ICC or GCC 2.95.3. And I think it was broken (regressions
> failed for some wma test) on x86_64 as well. The diff to the
> regressions that was applied to fix this seems to have inverted the
> situation.

Oh sorry, it wasn't a diff to the regressions, it was the addition of
the intermediate variable 'alpha'.


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