[FFmpeg-devel] [PATCH 2/6] lavc/flacenc: partially unroll loop in flac_enc_lpc_16

[Michael Niedermayer]

On Tue, Aug 12, 2014 at 11:22:03PM +0200, James Darnley wrote:
> It now does 12 samples per iteration, up from 4.
> 
> From 1.8 to 3.2 times faster again.  3.6 to 5.7 times faster overall.
> Runtime is reduced by a further 2 to 18%.  Overall runtime reduced by
> 4 to 50%.
> 
> Same conditions as before apply.

applied

thanks

[...]
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