[NUT-devel] r19126 - trunk/DOCS/tech/nut.txt

[Michael Niedermayer]

Hi

On Mon, Jul 17, 2006 at 01:09:37AM +0100, Måns Rullgård wrote:
> michael <subversion at mplayerhq.hu> writes:
> 
> > Author: michael
> > Date: Mon Jul 17 01:47:12 2006
> > New Revision: 19126
> >
> > Modified:
> >    trunk/DOCS/tech/nut.txt
> >
> > Log:
> > clarify H.264 global header format
> >
> > Modified: trunk/DOCS/tech/nut.txt
> > ==============================================================================
> > --- trunk/DOCS/tech/nut.txt	(original)
> > +++ trunk/DOCS/tech/nut.txt	Mon Jul 17 01:47:12 2006
> > @@ -525,6 +525,8 @@
> >          for(i=0; i<number_of_headers; i++)
> >              header[i]
> >      Note, this is the same format these codecs use in matroska
> > +    for H.264 the NAL units MUST be formated as in a bytestream 
> > +    (with 00 00 01 prefixes)
> 
> It's actually 00 00 00 01 (four bytes) for the NAL units that we're
> dealing with here.  To make this unambiguous, I would change the text
> to read
> 
>   For H.264 the format MUST be that specified in ITU-T Rec. H.264
>   Annex B Byte stream format.

agree, but we should still mention that its 0 0 0 1 + NAL as not every reader
of nut.txt will have (or want) every spec of every codec ...

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

In the past you could go to a library and read, borrow or copy any book
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