robert bristow-johnson
06-26-2003, 09:20 PM
In article [email protected], Amit Patel at
[email protected] wrote on 06/26/2003 12:43:
>> so maybe Amit, is implementing a real-time pitch shifter the thing you want
>> to do? or a non-real-time sound stretcher that operates on sound files (and
>> would likely be implemented on a general purpose computer)?
>>
>> r b-j
>
> There's a demo version of Sound Stretcher program at www.speechpro.com
> It stretches & compresses a pre-recorded wave file i.e it changes
> playback speed from 33% upto 300% and uses the PC Sound card. I have
> all the requisite functionality of a sound card in my ADSP-2181 EZ
> Kit. So trying the same in non-real-time.
so it accesses samples from the sound file at a variety of different rates.
correct? (Wave Mechanics' SPEED does that also.)
r b-j
[email protected] wrote on 06/26/2003 12:43:
>> so maybe Amit, is implementing a real-time pitch shifter the thing you want
>> to do? or a non-real-time sound stretcher that operates on sound files (and
>> would likely be implemented on a general purpose computer)?
>>
>> r b-j
>
> There's a demo version of Sound Stretcher program at www.speechpro.com
> It stretches & compresses a pre-recorded wave file i.e it changes
> playback speed from 33% upto 300% and uses the PC Sound card. I have
> all the requisite functionality of a sound card in my ADSP-2181 EZ
> Kit. So trying the same in non-real-time.
so it accesses samples from the sound file at a variety of different rates.
correct? (Wave Mechanics' SPEED does that also.)
r b-j