[FFmpeg-user] VDR recording - dvd subtitle track not decoded
lists at keynet-technology.com
Tue Sep 15 16:07:36 CEST 2015
On 15/09/2015 09:06, Moritz Barsnick wrote:
> On Mon, Sep 14, 2015 at 22:45:54 +0200, Henk D. Schoneveld wrote:
>> VDR file format isn’t compliant to any ‘real’ standard, so I don’t
>> think you’ll find a solution here. Just my 2 cents.
> I think this is the core of the problem. VDR "documentation" (some
> forums and wikis were all I could find) says that this old format is
> "MPEG PES", ffmpeg identifies it as "mpeg" (i.e. MPEG program stream)
> with low score. I wonder if there is a specification/description of
> this format, or whether one has to look at the old VDR sources to
> understand it.
Yes, the sources are most probably the most accurate way.
But ffprobe lists the stream contents as shown below
I was hoping somebody would spot something in there that's stopping it
It's frustrating that ffmpeg is close but not close enough!
> You could then hack a workaround in ffmpeg (or some other demuxer) to
> get better access to the subs, but I doubt it would go upstream. ;-)
> Have you looked at VDR-specific tools such as vdrconvert and vdrsync?
> (I found something else yesterday which explicitly claims to support
> the old PES files, but can't recall what that was.)
Yes - once I build tcmplex from some ancient Mandriva sources....
Vdrsync ignores stream type BD (subs), but it still works despite its age.
Perhaps with a perl hat on and many wet flannels, the stream could be
Any more help gratefully received
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