[gambit-list] Sound Manipulation

Maxime Chevalier-Boisvert chevalma at iro.umontreal.ca
Fri Mar 25 10:44:51 EDT 2011


I kind of want to roll my own, it's part of the fun, hence the question 
about the FFI.

A further question I have about the FFI is whether it's easy or not to 
use externally linked C functions while in the shell. Do you have to 
recompile the shell itself to do that?

- Maxime

On 11-03-24 10:24 PM, Stephen Sinclair wrote:
> If you're into scheme I highly recommend checking out Snd-RT.
> it's a bit of a pain to set up but you can do fun things like
> per-sample DSP calculations in a Scheme-based DSL and
> edit/compile/load them on the fly while sound is still playing.
>
> Steve
>
> On Thu, Mar 24, 2011 at 7:48 PM,<chevalma at iro.umontreal.ca>  wrote:
>> I occasionally tinker with sound synthesis in my spare time and, seeing
>> that Scheme would probably be a good language to do this with, I'm curious
>> to know if there are any APIs for Gambit that allow the production of
>> sound output.
>>
>> If not, could anyone tell me if there is a simple way of importing a C
>> function that takes, say, a pointer to an array of floats as an argument,
>> so I can write and import my own C audio output function. I'd ideally like
>> to present it as a function that takes a list of numerical values (audio
>> samples) as input.
>>
>> - Maxime
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