[FFmpeg-devel] [RELEASE] ffmpeg-0.6.90-rc0

Michael Niedermayer michaelni at gmx.at
Tue Apr 5 02:08:13 CEST 2011


On Mon, Apr 04, 2011 at 10:36:20PM +0400, Mikhail I. Izmestev wrote:
> 04.04.2011 19:15, Mikhail I. Izmestev пишет:
> > 04.04.2011 16:56, Michael Niedermayer wrote:
> >> On Mon, Apr 04, 2011 at 02:33:48PM +0400, Mikhail I. Izmestev wrote:
> >>> Hi
> >>> 03.04.2011 21:13, Michael Niedermayer wrote:
> >>>> Hi
> >>>>
> >>>> Iam proud to announce that after a way too long time we finally are
> >>>> making a new release.
> >>>>
> >>>> See: http://ffmpeg.org/releases/
> >>>>
> >>>> Please help test it and report regression& security bugs to
> >>>> ffmpeg.org/trac so we can fix them in rc1 or the final release.
> >>>> (depending on if we will need a rc1)
> >>>>
> >>>> Also please help testing on not so common platforms if you can. (as you
> >>>> know the 3 server admins took all machines they had access to with
> >>>> them for their fork)
> >>> I'm not sure, but I have tested ffmpeg at
> >>> 2cae9809e2d59c7336fc2cccb97b82c7f764868a on win7 and have performance
> >>> dropping:
> >>>
> >>> $ time ./ffmpeg.exe -i BackgroundLoopBlueHorizon.mov -sameq -f rawvideo
> >>> -> /dev/null
> >>> FFmpeg version UNKNOWN, Copyright (c) 2000-2011 the FFmpeg developers
> >>> built on Apr 4 2011 14:14:06 with gcc 4.4.0 20090326 (experimental)
> >>> configuration: --enable-shared --disable-static --enable-memalign-hack
> >>> --disable-avfilter --arch=x86_64 --cross-prefix=x86_64-pc-mingw32-
> >>> --target-os=mingw32
> >>> --disable-dxva2 --disable-yasm
> >> disable-yasm is a bad idea, you should install yasm
> >> also please show us your config.h of both versions
> >>
> >> and if you can figure out which revission causes the slowdown for you
> >> with "git bisect" thats easy, this would help
> > There are git bisect results:
> >
> > 90441276e4f661c6aec5e4d2c5718cde1ff1946d is the first bad commit
> > commit 90441276e4f661c6aec5e4d2c5718cde1ff1946d
> > Author: Nicolas George <nicolas.george at normalesup.org>
> > Date: Fri Feb 4 19:12:37 2011 +0100
> >
> > Non-blocking protocol: core wrapper functions
> >
> > Signed-off-by: Nicolas George <nicolas.george at normalesup.org>
> > Signed-off-by: Ronald S. Bultje <rsbultje at gmail.com>
> >
> > :040000 040000 b4ef1b8023662f6e575f2a7e421aee93142dfc95 2cdaedf8102e66edf97ae2f4c51a2730824f471f M
> > libavformat
> [...]
> 
> Ok, I have tracked down source of performance dropping.
> Problem caused interrupt checking and related only to ffmpeg app not to libavformat.

should be fixed

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

The misfortune of the wise is better than the prosperity of the fool.
-- Epicurus
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