[FFmpeg-devel] IDCT permutation

Måns Rullgård mans
Thu Jun 14 20:18:28 CEST 2007


"Marc Hoffman" <mmhoffm at gmail.com> writes:

> On 6/14/07, M?ns Rullg?rd <mans at mansr.com> wrote:
>>
>>
>> Marc Hoffman wrote:
>>
>> > Is the ARM dsp optimizations complete from your point of view and this
>>
>> Far from it, I'd say.
>>
>> > is now where your planning to optimizing the code to get the biggest
>> > bang for the buck?  The arm you are using what is the memory hierarchy
>> > configuration?
>>
>> The ARM I'm using is an ARMv6 core.  I don't recall the exact specs off
>> the top of my head.
>
> So this change is for something that appears to be be ~2% of something that
> probably has things which could improve much more in other place?

Oh, and the ARMv6 IDCT uses permutation.

-- 
M?ns Rullg?rd
mans at mansr.com




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