On Thu, Feb 1, 2024 at 7:15 AM Mark Filipak <markfilipak.i...@gmail.com>
wrote:

> FFmpeg assigns DTSs & PTSs to P-frames and B-frames in MPEG2-TS streams.
> How does it determine those
> DTSs & PTSs?
>
> Since DTSs & PTSs don't actually exist for P-/B-frames in MPEG2-TS
> streams, FFmpeg must have a way
> that's unknown to me.
>
> I'm seeing some strange things. They can't be as strange as they look
> because they look disastrous.
> At issue is the cause of non-monotonous DTSs and obviously bogus DTSs for
> P-frames such as
> '-9223372036854775808'.
>
> I'm not trying to mysterious. I'm trying to tread carefully because I've
> been accused of being a
> troll. How anyone could think I'm a troll when I've been here for years
> and I've always used my real
> name, everywhere on the Internet, is beyond me. And, no, I'm not writing a
> book. And I'm
> markfilipak.imdb because that's a leftover gmail account that still works
> but is otherwise useless
> to me since imdb closed its forum several years ago. So, please, no flames.
>
> I have been investigating trimming and concatenation problems full time
> for many weeks and will
> present a report here when I'm done. My preliminary finding is that FFmpeg
> is creating its own
> problems due to internal fixups, but that's just preliminary and I really
> hope I'm wrong. I can't
> look at the source code because, though 'C' syntax is no problem for me,
> actual 'C' code is a black
> hole.
>

Yes ffmpeg is sole problem here.

Go use something better and non-free.


>
> Regards,
> Mark.
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