[Speex-dev] Re: Speex

Jean-Marc Valin Jean-Marc.Valin at USherbrooke.ca
Wed May 3 16:26:50 PDT 2006

Le mercredi 03 mai 2006 à 21:33 +0200, Andrzej Fien a écrit :
> Hallo Jean-Marc,
> I try to compile your code for speex codec. I use in my project ARM 
> microprocessor form Philips.
> Everything is okay, but I have problems with speed.
> For one encoding of 160 16-bit samples on the simulator I need about 2,5 
> milions cycles.

That's 125 MIPS, and what architecture does your simulator simulate? Is
it cycle-accurate.

> I have activated FIXED_MODE but no ARM4 mode.

you mean FIXED_POINT?

> Can you tell me which routines could I rewrite to assembler to make the code 
> working faster?

look at *_arm4.h

> Which of them are used most frequently?
> I would be very greateful if you could help me.

Next time, please post to the mailing list.


More information about the Speex-dev mailing list