native vs libavformat demuxers (was: Re: [MPlayer-dev-eng] [RFC][PATCH] audio and video framers)

Michael Niedermayer michaelni at
Mon Feb 26 01:55:45 CET 2007


On Mon, Feb 26, 2007 at 01:03:48AM +0100, Reimar Döffinger wrote:
> Hello,
> On Mon, Feb 26, 2007 at 12:21:44AM +0100, Diego Biurrun wrote:
> [...]
> > I have a feeling that most of the libavformat demuxers except for
> > RealMedia are probably better than our native ones.  Did anybody compare
> > them in detail and/or run benchmarks?
> No, though once in a while there tends to be one that works with one but
> not the other, in both directions.

if lavf where used by default (for a few more formats) the quality of 
lavf demuxers would improve alot there arent that many bugreports which
arent fixed, its rather the lack of bugreports

> Primary candidates for removal are IMO demux_nuv.c (possibly with
> corresponding decoder) and demux_mpc.c definitely with corresponding
> decoder, because it does not work with ffmpeg decoder and when muxed
> into AVI will create a format that (although I find it more sane) is
> very different from what lavf creates and not playable with ffmpeg
> decoder either.

if ffmpeg is insane then dont hesitate to send a patch to fix that


Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Opposition brings concord. Out of discord comes the fairest harmony.
-- Heraclitus
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