[FFmpeg-devel] fate & zlib 1.2.6

Clément Bœsch ubitux at gmail.com
Sat Feb 4 20:02:06 CET 2012


On Fri, Feb 03, 2012 at 08:52:54PM +0100, Clément Bœsch wrote:
> On Fri, Feb 03, 2012 at 08:42:17PM +0100, Michael Niedermayer wrote:
> > On Fri, Feb 03, 2012 at 08:38:29PM +0100, Clément Bœsch wrote:
> > > On Fri, Feb 03, 2012 at 08:20:29PM +0100, Reimar Döffinger wrote:
> > > > On Fri, Feb 03, 2012 at 08:13:24PM +0100, Clément Bœsch wrote:
> > > > > Upgrading from zlib 1.2.5 to 1.2.6 breaks fate-vsynth1-flashsv2. I tried
> > > > > to reduce compression level to 6 like it was done recently with the zmbv
> > > > > test, but it didn't help (still a mismatch between the two versions).
> > > > 
> > > > What exactly changes? zmbv disables checksum, too, so this might be an
> > > > option.
> > > 
> > > size and md5: http://pastie.org/3310367
> > > 
> > > -compression_level 0 seems enough to fix the issue (size and md5 match),
> > > but a higher value leads to a failure (of both size and md5).
> > > 
> > > [...]
> > > 
> > > -- 
> > > Clément B.
> > 
> > >  codec-regression.sh  |    4 ++--
> > >  ref/vsynth1/flashsv2 |    8 ++++----
> > >  2 files changed, 6 insertions(+), 6 deletions(-)
> > > 58e5f8a4b9419d4784e9bca6b1f60b9fd75c1153  0001-Use-compression-level-0-for-flashsv2-fate-test.patch
> > > From 024193492f43aecf3b9ccb570dc9cd0596fea949 Mon Sep 17 00:00:00 2001
> > > From: =?UTF-8?q?Cl=C3=A9ment=20B=C5=93sch?= <ubitux at gmail.com>
> > > Date: Fri, 3 Feb 2012 20:28:32 +0100
> > > Subject: [PATCH] Use compression level 0 for flashsv2 fate test.
> > > 
> > > Mismatch between version 1.2.5 and 1.2.6 if compression level > 0.
> > 
> > iam fine with the patch (assuming this is the best solution we find
> > and it looks like that it will be to me)
> > 
> 
> I'll push the attached patch soon if no better solution is found.
> 

Pushed with the vsynth2 diff update too.

[...]

-- 
Clément B.
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