Bug#879800: ffmpeg: Test fails for ffmpeg 3.4 in imx6 (cubox-i)

[Rainer Dorsch]

Hi James,

thanks for your immediate reply.

On Donnerstag, 26. Oktober 2017 09:47:30 CEST James Cowgill wrote:
[...]
> On 26/10/17 07:37, Rainer Dorsch wrote:
> > Package: ffmpeg
> > Version: 7:3.3.4-2+b1
> > Severity: normal
> > 
> > Dear Maintainer,
> > 
> > I tried to build ffmpeg 3.4 from source using
> 
> Just to clarify. You are building *3.4* here right? I ask because you
> have given two different versions above.
> 

yes, I am building for *3.4*. Since 7:3.3.4-2+b1 is installed, that was 
automatically scanned by reportbug and inserted in the report, I could have 
changed that manually, I think.

> [...]
> 
> > -- System Information:
> > Debian Release: buster/sid
> > 
> >   APT prefers unstable
> >   APT policy: (500, 'unstable'), (500, 'testing'), (70, 'experimental')
> > 
> > Architecture: armhf (armv7l)
> 
> There is a known build issue with ffmpeg 3.4 on armhf at the moment
> which I have asked upstream about. They have applied the following
> commit which tries to fix it. Could you try applying this patch to see
> if it helps?
> 
> https://git.ffmpeg.org/gitweb/ffmpeg.git/commitdiff/587fadaef1e8163b3e56043e
> 500a3724e7fc5379

Thanks, I will give it a try.
> If that doesn't help, can you provide: the contents of /proc/cpuinfo,

rd at xbian:~$ cat /proc/cpuinfo 
processor       : 0
model name      : ARMv7 Processor rev 10 (v7l)
BogoMIPS        : 6.00
Features        : half thumb fastmult vfp edsp thumbee neon vfpv3 tls vfpd32 
CPU implementer : 0x41
CPU architecture: 7
CPU variant     : 0x2
CPU part        : 0xc09
CPU revision    : 10

processor       : 1
model name      : ARMv7 Processor rev 10 (v7l)
BogoMIPS        : 6.00
Features        : half thumb fastmult vfp edsp thumbee neon vfpv3 tls vfpd32 
CPU implementer : 0x41
CPU architecture: 7
CPU variant     : 0x2
CPU part        : 0xc09
CPU revision    : 10

Hardware        : Freescale i.MX6 Quad/DualLite (Device Tree)
Revision        : 0000
Serial          : 0000000000000000
rd at xbian:~$ 

> the full build log

do I get that with 

dpkg-buildpackage -us -uc 2>&1 >build.log

or is that created automatically? If yes, what is the filename?

> , and the contents of the .err file of the failing
> test. 
rd at xbian:/mnt/tmp/rd/debian/ffmpeg$ find -name *.err
./ffmpeg-3.4/debian/standard/tests/data/fate/checkasm-float_dsp.err
rd at xbian:/mnt/tmp/rd/debian/ffmpeg$

Thanks
Rainer

> The test log should tell you what err file you need to look at.
> 
> Thanks,
> James


-- 
Rainer Dorsch
http://bokomoko.de/