[FFmpeg-devel] FATE Errors

[Soft Works]

> -----Original Message-----
> From: ffmpeg-devel <ffmpeg-devel-bounces at ffmpeg.org> On Behalf Of
> James Almer
> Sent: Saturday, April 30, 2022 9:10 PM
> To: ffmpeg-devel at ffmpeg.org
> Subject: Re: [FFmpeg-devel] FATE Errors
> 
> 
> 
> On 4/30/2022 4:06 PM, Andreas Rheinhardt wrote:
> > Soft Works:
> >> Hi,
> >>
> >> is it a known issue that the current head of the master branch has
> >> FATE errors?
> >>
> >> I get the same locally as well as on the automated GitHub build.
> >> One is this:
> >>
> >> --- ./tests/ref/vsynth/vsynth2-mpeg2-422 2022-04-30
> 14:23:44.330424058 +0000
> >> +++ tests/data/fate/vsynth2-mpeg2-422 2022-04-30 14:38:41.071678201
> +0000
> >> @@ -1,4 +1,4 @@
> >> -b2fa9b73c3547191ecc01b8163abd4e5 *tests/data/fate/vsynth2-mpeg2-
> 422.mpeg2video
> >> -379164 tests/data/fate/vsynth2-mpeg2-422.mpeg2video
> >> -704f6a96f93c2409219bd48b74169041 *tests/data/fate/vsynth2-mpeg2-
> 422.out.rawvideo
> >> -stddev: 4.17 PSNR: 35.73 MAXDIFF: 70 bytes: 7603200/ 7603200
> >> +8f6d565723ccf879ab2b5aa910b7ce21 *tests/data/fate/vsynth2-mpeg2-
> 422.mpeg2video
> >> +380544 tests/data/fate/vsynth2-mpeg2-422.mpeg2video
> >> +0797fddea4835687dedddebbbe98fa8f *tests/data/fate/vsynth2-mpeg2-
> 422.out.rawvideo
> >> +stddev: 4.16 PSNR: 35.73 MAXDIFF: 75 bytes: 7603200/ 7603200
> >> Test vsynth2-mpeg2-422 failed. Look at tests/data/fate/vsynth2-
> mpeg2-422.err for details.
> >> make: *** [tests/Makefile:277: fate-vsynth2-mpeg2-422] Error 1
> >>
> >>
> >> Is anybody seeing the same?
> >>
> >> Thanks,
> >> sw
> >
> > http://fate.ffmpeg.org/ doesn't show recent regressions and FATE is
> fine
> > for me locally. I recently made changes to FATE (namely the test
> > requirements, vcodec.mak (where the vsynth-tests reside) among the
> files
> > affected), so I am interested in whether the failing tests are
> > concentrated on the files recently changed by me (it would obviously
> not
> > haved pushed them if I knew them to cause issues; also patchwork was
> fine).
> > Are these issues reproducible? Can you bisect them?
> >
> > - Andreas
> 
> This may be the alignment issue introduced in lavfi in
> https://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=17a59a634c39b00a
> 680c6ebbaea58db95594d13d
> assuming it was not fixed.
> I think it only affected targets where av_cpu_max_align() returned 64.

My local build is run on Ubuntu in Hyper-V VM on Windows. The GitHub
CI build runs on Azure DevOps which is also an Ubuntu VM (not sure 
about the host).

AFAIC, Patchwork runs in a Docker container only. Not sure whether
that could be the difference..

softworkz