[FFmpeg-soc] [soc]: r4346 - in wmapro: wma3.h wma3dec.c

Sascha Sommer saschasommer at freenet.de
Sun May 31 10:32:55 CEST 2009


Hi,

On Samstag, 30. Mai 2009, Benjamin Larsson wrote:
> faust3 wrote:
> > Author: faust3
> > Date: Sat May 30 22:36:24 2009
> > New Revision: 4346
> >
> > Log:
> > use a sine table when calculating the decorrelation matrix
> >
> > Modified:
> >    wmapro/wma3.h
> >    wmapro/wma3dec.c
> >
> > Modified: wmapro/wma3.h
> > =========================================================================
> >===== --- wmapro/wma3.h	Sat May 30 21:22:28 2009	(r4345)
> > +++ wmapro/wma3.h	Sat May 30 22:36:24 2009	(r4346)
> > @@ -93,6 +93,7 @@ typedef struct WMA3DecodeContext {
> >      MDCTContext      mdct_ctx[BLOCK_NB_SIZES];      ///< MDCT context
> > per block size DECLARE_ALIGNED_16(float, tmp[BLOCK_MAX_SIZE]); ///< imdct
> > output buffer float*           windows[BLOCK_NB_SIZES];       ///< window
> > per block size +    float            sin64[33];                     ///<
> > sinus table for decorrelation
>
> Maybe add a static table instead? Then 2 instances would share the table.
>

Is this a needed requirement? After reading the discussion from r18681, I'm 
not sure.

Regards

Sascha



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