[MPlayer-dev-eng] NUT cleanup
Michael Niedermayer
michaelni at gmx.at
Mon Sep 5 17:15:51 CEST 2005
Hi
On Sun, Sep 04, 2005 at 11:31:11PM +0300, Oded Shimon wrote:
> On Sun, Sep 04, 2005 at 09:15:41PM +0200, Luca Barbato wrote:
> > Rich Felker wrote:
> > > Most definitely not!!
> > > Subtitle has a 'codec' just like audio and video, and has a specific
> > > interpretation that should be supported by all players. Metadata is
> > > just the same useless crap that can be put in info packets, tagged
> > > key/value pairs, except that it's muxed in the file rather than in a
> > > global header so it can represent info that changes (such as new song
> > > title on a radio).
> >
> > Metadata should have a codec attached too, think about overlay
> > information for documentaries expressed as vector graphics and text.
> >
> > You'd put that as subtitle or metadata?
>
> What exactly is Metadata??...
data about data :)
maybe we should rename the stream types to video,audio,subtitle,data?
[...]
> 2. whats colorspace_type?
theres not one YUV space but many, if you dont know which is used the
colors will be somewhat wrong
> is it needed?...
well, sadly something like that is needed, as many codecs dont store this
info in the video stream ...
the audio channel order could be similar problem iam not sure
>
> 3. The spec doesn't say how you put the index "per stream", it only says to
> put a single index... Rich said entire index should be repeated for each
> stream, spec should mention this.
yes it should be >=1 index per stream, feel free to fix the spec
[...]
--
Michael
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