Re: [PATCH] SBC encoder scale factors calculation optimized with __builtin_clz
From: Siarhei Siamashka <hidden>
Date: 2009-01-29 01:20:25
On Thursday 29 January 2009 03:10:03 ext Siarhei Siamashka wrote:
The attached patch contains optimization for scale factors calculation which provides additional SBC encoder speedup.
And MMX variant of this optimization can be implemented with something like this patch. It still needs to be tested on X86-64 systems though. Best regards, Siarhei Siamashka
Attachments
- sbc-scalefactors-mmx.diff [text/x-diff] 2014 bytes · preview