On 10 בSep 2014 17:54, "Markus Pfundstein" <[email protected]> wrote: > > Maybe you could while you are at it :-)
If I get to something good... By the way, I saw that BBC group suggested ffmpeg to integrate BBCs libMXF and libKLV instead of nstive ffmpeg MXF. Sadly, it did not happen... > > On 10 Sep 2014, at 16:52, Ran Shalit <[email protected]> wrote: > > > On Wed, Sep 10, 2014 at 4:15 PM, Peter Ross <[email protected]> wrote: > >> On Wed, Sep 10, 2014 at 03:11:25PM +0300, Ran Shalit wrote: > >>> On Wed, Sep 10, 2014 at 2:44 PM, Peter Ross <[email protected]> wrote: > >>>> On Tue, Sep 09, 2014 at 04:23:24PM +0300, Ran Shalit wrote: > >>>>>>> Are these internal KLV packets sent only > >>>>>>> once at the start of transcoding or can be sent during transcoding > >>>>>>> more than once ? > >>>>> > >>>>>> In MXF each *video frame* is stored within an individual KLV packet. > >>>>>> So yes, 'more than once'! > >>>>> > >>>>> Is it possible to retrieve or view the KLV metadata in ffplay ? i.e. I > >>>>> want to do some validation check on KLV with XMF, is that possible ? > >>>> > >>>> Nothing like that is implemented in ffplay. > >>>> > >>>> -- Peter > >>>> (A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B) > >>> > >>> Hi Peter, > >>> > >>> Is there any way I can validate that the packets include KLV metadata ? > >> > >> Nothing like that is implemented in FFmpeg. > >> > >> You need find a proper MXF validation tool. I can't recommend any, but searching > >> the web for 'MXF validator' or 'MXF analyser' returns a lot of hits. > >> > >>> Or is the only way to do it is by debugging/printing of ffmpeg MXF mux > >>> with KLV ,and demux on MXF video with supposed KLV info. > >> > >> That approach might work. Good luck. > >> > >> -- Peter > >> (A907 E02F A6E5 0CD2 34CD 20D2 6760 79C5 AC40 DD6B) > > > > Ok, Thanks, I'll go on from this point. > > I hope ffmpeg developers will add KLV capabilities to ffmpeg in the future. > > > > Thanks a lot. Ran > > _______________________________________________ > > Libav-user mailing list > > [email protected] > > http://ffmpeg.org/mailman/listinfo/libav-user >
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