On Thu, 30 Jul 2015 16:58:38 +0200
PROMONET Michel <michel.promo...@thalesgroup.com> wrote:

> Hi Ronald,
> 
> Thanks for the quick answer, following the code this was also my guess.
> 
> From my side I feel that it could be nice to use ffmpeg to decode SPS without 
> any stream, I would like to avoid an other processing of the SPS.
> 
> Is there a particular reason for hiding width/height before decoding ? and 
> could it be a potential evolution of ffmpeg ?

This would rather be a de-evolution, since the trend is towards storing
all per-frame information in AVFrame, i.e. after decoding. (With
multithreading enabled, it's not exactly clear when a SPS is processed.)
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