[Ffmpeg-devel] Specifying codec restrictions

Ivan Kalvachev ikalvachev
Mon Mar 6 14:56:55 CET 2006

2006/3/5, M?ns Rullg?rd <mru at inprovide.com>:
> Michael Niedermayer <michaelni at gmx.at> writes:
> >> Do we need to handle restrictions such as pairs of resolution/sar and
> >> pairs of resolution/pixfmt?
> >
> > dv seems to have 2 SARs per res-pix-fps, but these can easily be handled
> > by duplicating the res-pic-fps
> As long as enumerating all allowed combinations for the codecs with
> tied restrictions is reasonable...
> Your proposal also has the advantage of being backward compatible.

How are you going to handle mpeg2 frame_rate_ext, that modulates the
existing framerate with 2^7 combinations (2bits nom,5bits den).

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