[Libav-user] TR: Need help, libavcodec crash during init

Heiner Mueller ffmpeg at mxwendler.net
Tue May 3 11:19:55 CEST 2016

>> just a wild guess - i saw some 'SSE' / 'MMX' etc statements in the
>> source, maybe the crashing machines do not support the cpu feature
>> set you used to compile libav.
> Apple has never released x86 hardware without SSE support
> and MMX is a subset of SSE.

Yes, but you can compile with eg. -msse4.1 and it will not run on an 
older Core2 Duo.

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