Oh yea, forgot to mention:
I needed a EP9302 to play mp3s.
Using mpg123 (a floating point heavy program) - the performance was
about 5x slower than realtime.
Using madplay (a fixed point program) the performace was about 30%
load while playing in stereo.
-Brett
David Topper wrote:
> Yeah, it uses floats all over the place. Interesting,
> that would explain why I had to fall back to a two
> year old version of the app (less use of floats).
>
> So the processor emulates FP math? How can I get the
> FPU to work?
>
> Thanks,
>
> DT
>
> --- "Breton M. Saunders"
> <> wrote:
>
>
>> Check that it doesn't use floating point math.
>> If it does, you are in trouble. You could try
>> getting the FPU on the
>> ARM9 to work, but that won't be easy.
>>
>> -Brett
>>
>>
>> djtopper wrote:
>>
>>> Hi folks,
>>>
>>> I've been working getting an audio app
>>>
>> (www.rtcmix.org) to compile for
>>
>>> the TS-7xx boards. I think I've finally got it
>>>
>> working, using the
>>
>>> ALSA libraries, etc... I can definitely play
>>>
>> soundfiles through my
>>
>>> little USB dongle.
>>>
>>> I'm noticing, however, that for basic synthesis
>>>
>> (eg., making a sine
>>
>>> wave) the board is far too slow). I mean, I can
>>>
>> barely get one
>>
>>> oscillator going.
>>>
>>> I used to be able to get about a dozen or so on my
>>>
>> old 90 mhz Pentium.
>>
>>> What's the deal with the ARM processor and speed?
>>>
>>> Thanks,
>>>
>>> DT
>>>
>>>
>>>
>>>
>>> Yahoo! Groups Links
>>>
>>>
>>>
>>>
>>>
>>
>
>
>
>
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