[vorbis-dev] ogg vorbis dynamic memory allocation.
Dave, Anish
adave at ea.com
Mon Jul 2 18:43:09 PDT 2001
I couldn't resist:
izeof(synth_buffs) = sizeof(float)*2*2*0x120 = 4 * 4 * 0x120 = 0x1200 =
4608
-Anish
> -----Original Message-----
> From: Segher Boessenkool [mailto:segher at chello.nl]
> Sent: Monday, July 02, 2001 6:34 PM
> To: vorbis-dev at xiph.org
> Subject: Re: [vorbis-dev] ogg vorbis dynamic memory allocation.
>
>
>
>
> Firelight Multimedia wrote:
> >
> > > > > That's 40.5k (roughly), for these buffers only... So my 48k
> > stands.
> > > > > But anyway, 48k or 880k doesn't compare very nice for us...
> > > >
> > > > well 2816+9216+4608+9216+4608+4608 = 34.25k actually :)
> > >
> > > ...except your math is kind of funky?
> >
> > Sigh so 2816 was meant to be 4608 equalling 36k... so how
> funky is your
> > maths if you got 40.5k
>
> > > #define SBLIMIT 32
> > > #define SSLIMIT 18
> > > #define MAXFRAMESIZE 1792
> 4608 > > unsigned char bsspace[2][MAXFRAMESIZE+512];
> 9216 > > float hybrid_block[2][2][SBLIMIT*SSLIMIT];
> 9216 > > float synth_buffs[2][2][0x120];
> 9216 > > float block[2][2][SBLIMIT * SSLIMIT];
> 4608 > > float hybridIn[2][SBLIMIT][SSLIMIT];
> 4608 > > float hybridOut[2][SSLIMIT][SBLIMIT];
> ----- +
> 41472 = 40.5k
>
> convinced now?
>
>
> Segher
>
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