[Libav-user] bug report: avcodec_decode_video2 & pthreads

wm4 nfxjfg at googlemail.com
Mon Oct 13 19:10:02 CEST 2014

On Mon, 13 Oct 2014 17:02:09 +0000 (UTC)
Carl Eugen Hoyos <cehoyos at ag.or.at> wrote:

> Ben Mesander <ben at ...> writes:
> >   If the underlying ffmpeg library is compiled withe 
> > --disable-pthreads the code always works correctly. If 
> > that is not the case, sometimes avcodec_decode_video2() 
> > returns the number of bytes in the PNG, but does not 
> > set the frame complete flag to true.
> The decoder (luckily!) supports multi-threading. If you 
> don't like it (you just have to call avcodec_decode_video2() 
> iirc), just set the thread count to 1 before opening the 
> decoder.

Well, duh, he's reporting a bug with it, not that he doesn't like it.

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