[x264-devel] Re: X264 question

[Loren Merritt]

On Fri, 18 May 2007, Harsha Viswanath wrote:

> We are evaluating X264 for developing a H.264 based real-time encoder. We
> need just plain C version without any assembly extensions like SSE and so
> on. Is there code to do just that, if so what do you think the performance
> of this would be?  Also, what is the performance of the encoder on the Intel
> platform with the SSE optimizations running?

x264 contains plain C versions of everything. There's no configure option 
to disable autodetection of CPU type, but you can either edit config.mak 
or disable the optimizations at runtime with --no-asm.

You lose about a factor of 3 speed.

--Loren Merritt

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