[MPlayer-dev-eng] Bluray input with -demuxer lavf

[Andy Furniss]

Reimar Döffinger wrote:
> On 18 September 2014 00:40:14 CEST, Andy Furniss <adf.lists at gmail.com> wrote:

>> On all 3 of my disks (on HD) lavf now works without cache and seeking
>> works on 2 of them.
>>
>> One just gets EOF when seeking with lavf with or without cache, it
>> works
>> without lavf.
>>
>> There are two differences from the working - it's encrypted and it's
>> also made up of lots of small .m2ts for multilingual reasons I guess
>> whereas the other 2 the main film is just one large .m2ts.
>
> I would bet that if you dumpstream'd the title and tried to seek in ffplay you'd get the same issue.

Yes, ffplay can't seek properly on a dumpstream.

> I'd expect the problem is a combination of two things:
> 1) the demuxer deals badly with timestamp resets which probably happen at the start of each file
> 2) it for some unknown reason does not use the stream's read_seek function which would use the proper bluray timestamps
>
> We could probably avoid it by just not using the demuxer's seek function, but that is more a hack than proper solution.