[FFmpeg-user] Change aspect ratio of MPEG-PS without re-encoding?

Nicolas George nicolas.george at normalesup.org
Thu Aug 9 15:34:27 CEST 2012

Le tridi 23 thermidor, an CCXX, Peter B. a écrit :
> Could anyone please tell me if it's possible to change the aspect
> ratio of an MPEG *without* re-encoding it?

The aspect ratio is not stored in the MPEG-PS format, so the information in
the bitstream is the only source for it. It could be changed with a
bitstream filter, but that is not currently implemented.


  Nicolas George
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