[FFmpeg-devel] [PATCH] add hds demuxer

wm4 nfxjfg at googlemail.com
Fri Oct 14 15:00:59 EEST 2016

On Thu, 13 Oct 2016 11:27:12 +0200
Nicolas George <george at nsup.org> wrote:

> Le duodi 22 vendémiaire, an CCXXV, Steven Liu a écrit :
> > init add hds demuxer
> > 
> > Based-on: patch by CORY MCCARTHY <cory.mccarthy at shaw.ca>
> > Based-on: patch by Gorilla Maguila <gorilla.maguila at gmail.com>
> > Signed-off-by: Steven Liu <lq at chinaffmpeg.org>  
> Thanks for the update.
> I think I already said it when it was first submitted: I am not really happy
> about the use of libxml2. I remember a time when libxml2 was a "security
> advisory of the week" kind of library, and looking at the changelog, it does
> not seem to have progressed a lot since.
> To be fair, implementing a full-featured XML parser is very hard work and
> time-consuming.
> But really, almost nobody needs that, and especially not FFmpeg. What we
> need is a parser capable of reading elements, attributes, text in three
> standard encodings, and that is all. Implementing this should be reasonably
> short work for a decent developer.
> Of course, since I can not volunteer to do it myself soon, I will not
> consider it grounds for rejecting the patch. But please consider it. If
> libxml2 is enabled by default, that makes it a security concern; if it is
> not, that gives this code much less usefulness and testing.
> Regards,

Rather than NIHing it, I think using libexpat would be a good choice
(even if its API is terrible).

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