[FFmpeg-devel] [PATCH] avfilter/src_movie: add various commands

[wm4]

On Wed, 17 Feb 2016 17:05:18 +0100
Michael Niedermayer <michael at niedermayer.cc> wrote:

> On Wed, Feb 17, 2016 at 04:58:31PM +0100, wm4 wrote:
> > On Wed, 17 Feb 2016 22:55:47 +0700
> > Muhammad Faiz <mfcc64 at gmail.com> wrote:
> >   
> > > On Wed, Feb 17, 2016 at 10:20 PM, wm4 <nfxjfg at googlemail.com> wrote:  
> > > > On Wed, 17 Feb 2016 21:30:20 +0700
> > > > Muhammad Faiz <mfcc64 at gmail.com> wrote:  
> [...]
> > > >
> > > > Possibly it happens to work for you because there are no filters with
> > > > much buffering and you didn't try video.
> > > >    
> > > I don't mean that it will be supported by all filters. On filters with
> > > much buffering, probably there will be huge delay between seek command
> > > and their new output pts (It is tolerable). On filters which assume linear
> > > pts, probably it will fail.  
> > 
> > How is that even a reasonable argument?
> > 
> > libavfilter already has enough "works in maybe 10% of all cases"
> > solutions.  
> 
> mpeg* can contain discontinuities in the timestamps already without
> any seeking

Please explain why such a corner case means the common case can't be
handled properly. (That aside, mpeg can show a lot of behavior that
libavfilter can't handle.)