[FFmpeg-devel] Potential license violation in Google Chrome

Alex Converse alex.converse
Mon Jun 1 20:46:50 CEST 2009


On Mon, Jun 1, 2009 at 2:43 PM, compn <tempn at twmi.rr.com> wrote:
> On Mon, 1 Jun 2009 14:01:02 -0400, Alex Converse wrote:
>>On Fri, May 29, 2009 at 3:36 PM, niko <niko at ornia.hampshire.edu> wrote:
>>They are including source code:
>>http://src.chromium.org/viewvc/chrome/trunk/deps/third_party/ffmpeg/
>
> yep, ffmpeg source is there.
>
>>I can't find any evidence from the binary that these files are included.
>
> from chrome dev channel beta 3. installer downloads this:
> http://74.125.165.153/edgedl/chrome/install/182.3/chrome_installer.exe
>
> ?Directory of F:\mplayer-test\temp\chrome_installer\chrome\Chrome-bin
> \3.0.182.3
>
> 06/01/2009 ?02:37p ? ? ?<DIR> ? ? ? ? ?.
> 06/01/2009 ?02:37p ? ? ?<DIR> ? ? ? ? ?..
> 05/28/2009 ?02:49a ? ? ? ? ? 1,601,024 avcodec-52.dll
> 05/28/2009 ?02:49a ? ? ? ? ? ? 147,968 avformat-52.dll
> 05/28/2009 ?02:49a ? ? ? ? ? ? ?70,656 avutil-50.dll
> 05/28/2009 ?01:43p ? ? ? ? ?10,683,376 chrome.dll
> 05/28/2009 ?02:49a ? ? ? ? ? 3,174,400 gears.dll
> 05/28/2009 ?02:49a ? ? ? ? ? 8,679,424 icudt38.dll
> 06/01/2009 ?02:37p ? ? ?<DIR> ? ? ? ? ?Locales
> 05/28/2009 ?02:49a ? ? ? ? ? ? ?60,273 pthreadgc2.dll
> 06/01/2009 ?02:37p ? ? ?<DIR> ? ? ? ? ?Resources
> 05/28/2009 ?02:49a ? ? ? ? ? ? 109,040 rlz.dll
> 06/01/2009 ?02:37p ? ? ?<DIR> ? ? ? ? ?Themes
> ? ? ? ? ? ? ? 8 File(s) ? ? 24,526,161 bytes
>
> F:\mplayer-test\temp\chrome_installer\chrome\Chrome-bin
> \3.0.182.3>strings avcodec-52.dll | grep -i libavcodec
> Compiler did not align stack variables. Libavcodec has been miscompiled
> and may be very slow or crash. This is not a bug in libavcodec,
> D:/msys3/ffmpeg-mt/libavcodec/vorbis_dec.c
> D:/msys3/ffmpeg-mt/libavcodec/flacdec.c
>

None of those are the files mentioned in the point I replied to. You
conveniently trimmed that context away.  The files in question are
libavcodec/x86/idct_mmx.c, libavcodec/x86/h264_deblock_sse2.asm, and
libavcodec/x86/h264_idct_sse2.asm.

--Alex



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