[FFmpeg-devel] [RFC] TS/DVB subtitle sub_id hack

[Michael Niedermayer]

On Sun, Jul 11, 2010 at 07:21:06PM +0200, Reimar D?ffinger wrote:
> On Sun, Jul 11, 2010 at 06:17:59PM +0200, Michael Niedermayer wrote:
> > maybe something along the lines of:
> > put the 2 ids in extradata in mpegts.c (1-2 line change)
> > make dvbsub use the 2 ids from extradata (1-2 line change)
> > if dvbsub finds no extradata print a big warning that multiple languages
> > could be displayed on top of each other and display all.
> 
> Should the dvbsub decoder set the sub_id in this case?

how would it know which is the ancilary id ?


> Might be helpful to play things even without a PMT or other demuxers that
> do not (yet) export such extradata or...
> 
> > if there are multiple pmt entries that refer to the same stream, create
> > multiple subtitle streams with differening extradata.
> 
> This would be an extension of the functionality and I fear we might have
> no samples for that. Would that be a requirement?

no requirement until we have a sample
but id say its required to print a warning in this case otherwise this
could lead to some wasted hours debuging why a expectec subtitle stream
isnt existing

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Asymptotically faster algorithms should always be preferred if you have
asymptotical amounts of data
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