[FFmpeg-devel] [PATCH] tests: switch to a test image that is under public domain

Michael Niedermayer michaelni at gmx.at
Tue Aug 26 14:27:45 CEST 2014

On Tue, Aug 26, 2014 at 02:22:08PM +0200, Andreas Cadhalpun wrote:
> On 26.08.2014 14:11, Clément Bœsch wrote:
> >On Tue, Aug 26, 2014 at 01:52:19PM +0200, Michael Niedermayer wrote:
> >[...]
> >>>I'm fine with the patch, even though Lena has a special meaning in video
> >>>processing...
> >>
> >>yep, i wonder if this is the best solution after sleepng over it.
> >>the lena image is well known, also people know how girls look,
> >>people will recognize artiacts easily in it.
> >>Noone would easily notice if a flower has a different color tone or
> >>some spots. So it may be better to actually try to keep using lena
> >>
> >
> >Yes. Also, the picture is really under fair use in FFmpeg…
> >
> >See also https://en.wikipedia.org/wiki/File:Lenna.png#Fair_use_for_Playboy
> Yes, it falls under fair use for FFmpeg. But Debian only accepts
> files with a DFSG-free license [1], which lena.pnm lacks.

> >>In that light ive posted a naive patch that just downloads lena.pnm
> >>if its missing, a 3rd alternative to that would be to move it to the
> >>fate suite as andreas initially suggested.
> >
> >It's really insane to wget this in a code that worked without access to
> >the net. The wget is unexpected here. Also, this is probably not going to
> >help for the package since the goal is to run the tests depending on the
> >picture.
> Downloading lena.pnm won't work for example on Debian's build
> daemons, which don't allow access to the internet during package
> build.

the build daemons run make fate ?
because the download should only happen when the file is needed
and its only needed for the tests

> Moving this file to the external fate samples would be fine, because
> these test are not run, when building the Debian package, anyway.
> Best regards,
> Andreas
> 1: https://www.debian.org/social_contract#guidelines
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Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Avoid a single point of failure, be that a person or equipment.
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