[FFmpeg-devel] [RFC/PATCH] More flexible variafloat_to_int16 , WMA optimization, Vorbis

Michael Niedermayer michaelni
Fri Jul 18 03:15:44 CEST 2008


On Tue, Jul 15, 2008 at 06:32:34PM -0600, Loren Merritt wrote:
> On Wed, 16 Jul 2008, Siarhei Siamashka wrote:
>>
>> Well, merging the loops that are run after iFFT and combining them with
>> windowing code can probably provide interesting results. At least it 
>> should
>> eliminate a lot of intermediate load and store operations. Maybe having 
>> iFFT
>> output processed in a single loop could allow reading old saved data and
>> also replace it with new saved data at the same time? At least in some
>> simple cases when previous and current blocks have the same size.
>
> sure, I'll try it.
>
>>> See patch (which won't apply to svn, since it depends on other patches I
>>> haven't committed yet, but the strategy should be clear).
>>
>> Hmm, did you forget to attach this patch?
>
> oops

Patch looks ok

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

The educated differ from the uneducated as much as the living from the
dead. -- Aristotle 
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