[Ffmpeg-devel] 4XM audio codec_tag

Michael Niedermayer michaelni
Mon Nov 6 20:31:11 CET 2006


Hi

On Mon, Nov 06, 2006 at 06:52:20PM +0000, M?ns Rullg?rd wrote:
> Michael Niedermayer <michaelni at gmx.at> writes:
> 
> > Hi
> >
> > On Mon, Nov 06, 2006 at 03:12:30PM -0000, M?ns Rullg?rd wrote:
> > [...]
> >> > and you can do the same with mp4
> >> > and some codecs like ac3 are stored as private stream (a mess worse
> >> > then avi)
> >> 
> >> As long as that use of the private streams is defined somewhere, and there
> >> is some means of identifying which spec applies to the private stream contents,
> >> I don't see a problem with this.
> >
> > so if i write a spec which defines a priate stream for mpeg-ps like
> > private stream:
> > 1. some nice human readable identifer with a url of the spec
> > 2. a avi/wav fourcc/twocc
> > 3. bitmapinfoheader/waveformetex (width/height/samplerate/extradata/...)
> > 4. keyframe size and following keyframe data
> > 5. non keyframe size and non keyframe data
> > 6. goto 5 until size=-1
> > 7. goto 1
> >
> > would that be ok with you? or would you kill me?
> 
> If such files are somehow useful to you, then by all means do create
> them.  Just don't make the lavf muxer do it by default.  If you do
> that I reserve the right to kill you.  Using this as an automatic
> "fallback" if someone tries to shove 4XM in MPEG-PS is not acceptable
> either.

its not usefull to me, and iam not planing to implement it or anything


> 
> Actually, now that I think about it, muxing DVD-style AC3 in private
> streams should only be done if DVD-mode was explicitly requested.

i agree here

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

In the past you could go to a library and read, borrow or copy any book
Today you'd get arrested for mere telling someone where the library is




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