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Re: chromium-browser from experimental has included h.264 by default?

On Monday 10 May 2010 17:36:59 Sven Arvidsson wrote:
> On Mon, 2010-05-10 at 22:36 +0200, Giuseppe Iuculano wrote:
> > If you can watch youtube html5 video, probably you have installaed
> > libavcodec52, libavformat52 and libavutil50 from debian-multimedia[1] or
> > other third repositories.
> Why? Debian ships decoders for H264, so it should work out of the box,
> without third party repositories.
> From the ffmpeg README.Debian:
>         Currently the following video encoders are disabled in the ffmpeg
>         package: H263, H264, MPEG2 video, MPEG4 and MS-MPEG4. No *decoders*
> are disabled in any the ffmpeg package!
> Or am I missing something here? :)

Yes, ffmpeg in Debian ships decoders for these formats, but no encoders. You
can verify by looking at a build log for any architecture. For example here's
the build log for i386 [1]. grep 'ffmpeg -formats'. Explanations as to why can
be found at [2] and [3].

1. https://buildd.debian.org/fetch.cgi?pkg=ffmpeg&arch=i386&ver=4:0.5.1-3&stamp=1268432605&file=log&as=raw
2. http://git.debian.org/?p=pkg-multimedia/ffmpeg.git;a=blob;f=debian/README.Debian
3. http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=522373

Andres Mejia

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