[Theora] ffmpeg2theora with mmx patches is available onkonvalo.org

Alen Ladavac alenl-ml at croteam.com
Fri Apr 15 01:11:21 PDT 2005


While ffmpeg2theora is the topic... does anyone have some hints on which
formats to use for conversion source (avi, mpeg, or what? which codecs?). A
colleague of mine did some tests converting with ffmpeg2theora recently and
we tried playing that back in our application, using theora reference
decoder, but some of the files played back erratically. The library reported
that video bitrate was 0. Though it did play, it blocked on some frames,
then ffwd-ed quickly etc. Does anyone know what may be the reason for such
behavior?

Alen


----- Original Message -----
From: "Ralph Giles" <giles at xiph.org>
To: "Jack Moffitt" <jack at xiph.org>; <theora at xiph.org>; <theora-dev at xiph.org>
Sent: Friday, April 15, 2005 00:47
Subject: Re: [Theora] ffmpeg2theora with mmx patches is available
onkonvalo.org


> On Thu, Apr 14, 2005 at 05:01:56PM -0600, Jack Moffitt wrote:
>
> > > ffmpeg2theora may be considered the recommended Theora encoder.
> > > The author of the program is Jan Gerber @ v2v.cc
> >
> > Running only on x86? Hardly.  Make it work everywhere, then maybe it
> > will be "considered the recommended encoder" :)
>
> Well, it's as portable as ffmpeg is. Runs fine on linux ppc and MacOS X,
> for example. There's an x86 Windows binary as well.
>
> It's more not the recommended encoder because it's hard to build a
> non-infringing version of ffmpeg for distribution in software patent
> jurisdictions. So for example, Xiph doesn't provide official binaries
> even though we host the app and theora encoding code in our repository.
>
>  -r
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>



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